СПИСОК патентов США - подгруппа МПК16 H04Q11/00


Выделить слова в названиях патентов:


№ п/п Номер патента Название патента

2017

19609404Telecommunications module
29609403Method of controlling optical network unit (ONU) in sleep mode
39609402Optical transmittal storage networks
49609401Optical switch, optical transmission device, and optical switching method
59609400Reconfigurable and variable-rate shared multi-transponder architecture for flexible ethernet-based optical networks
69608866Digital link viewer with paging for super-channels
79608763All-optical time slice switching method and system based on time synchronization
89608762Distributed spatial mode processing for spatial-mode multiplexed communication systems
99608757Bi-directional optical transmission system with coherent detection
109608729Ethernet passive optical network over coaxial (EPoC) physical layer link and auto-negotiation
119608728Integrated circuit device with field programmable optical array
129608478Auxiliary power system for optical network terminal
139602898Providing simultaneous digital and analog services and optical fiber-based distributed antenna systems, and related components and methods
149602897Physical layer management for an active optical module
159602432Switch and select topology for photonic switch fabrics and a method and system for forming same
169602431Switch and select topology for photonic switch fabrics and a method and system for forming same
179602429Traffic adjustment method and apparatus
189602327Method and apparatus for asynchronous information transactions
199602311Dual-mode network
209602306Method, system and apparatus for efficient multilayer optical networking
219602212Optical communication system, optical communication method, higher-network apparatus, and optical line terminal
229602210Flexible head-end chassis supporting automatic identification and interconnection of radio interface modules and optical interface modules in an optical fiber-based distributed antenna system (DAS)
239602209Extremely high frequency (EHF) distributed antenna systems, and related components and methods
249602196Devices and methods for flow control of messages in a passive optical network (PON) and methods therein
259596527Method and apparatus for updating and switching between bit loading profiles for transfer of data from an optical network to network devices in a coaxial cable network
269596526Wavelength selective switch
279596524Time-coherent global network employing spectral routers
289596140Methods and arrangements for providing radio access at local site
299596104Blind equalization tap coefficient adaptation in optical systems
309596049Secure open-air communication system utilizing multi-channel decoyed transmission
319596046Optical line terminal and optical network unit
329596033Optical paired channel transceiver and system
339591386Optical network device with integrated port mirroring
349590860Fiber optic network design method
359590847Auto-configuration of demarcation devices in ethernet passive optical network
369590736Using floating transport card for best effort traffic
379590726Monitoring energy consumption in optical access networks
389590724Cooperative multi-point (CoMP) in a passive optical network (PON)
3995882992.times.2 wavelength selective switch array
409584885System and method for photonic switching
419584884Multilane variable bias for an optical modulator
429584883Placing a fibre channel switch into a maintenance mode in a virtualized computing environment via path change
439584521Bi-directional communication over a one-way link
449584373Configurable Clos network
459584249Station-side terminal apparatus, optical access network, and communication method
469584219Optical test device and systems
479581878Wavelength selective switch device, wavelength switching method for the same and communication apparatus
489581765Scalable optical switches and switching modules
499578401Systems and methods for detecting component rotation within a communication assembly
509578400Network controller, a multi-fabric shelf and, a method of processing traffic in a transport network
519577751Method, system and optical network terminal of ethernet performance detection
529577746Methods for ingress remediation in cable communication systems
539576252Test operation and reporting system
549575255Wavelength division multiplexer array
559571421Fused data center fabrics
569571375Method and node for detecting subframe sequence error in inverse multiplexing
579571223System and method for wavelength conversion and switching
589571221Optical network architecture for hierarchical modulation
599571219Wavelength-division multiplexer (WDM) and de-multiplexer (WDDM)
609571190Optical/radio local access network
619568701Drop cable assembly
629565487Network with a fast-switching optical core providing widely varying flow-rate allocations
639565151Immediate communication system
649564967Management system for GPON based services
659560429Optical switch
669560428Reconfigurable optical access network architectures
679560427Scalable silicon photonic switching architectures for optical networks
689559944Method and related apparatus for establishing link-diverse traffic paths in a telecommunications network
699559770WSON restoration
709553881Security monitoring for optical network
719553690Passive optical network user terminal and method of power supply control and power supply state reporting for the same
729553662Integrated driver redundancy for a silicon photonics device
739551838Optical bridge
749551836Optical switch fabric for data center interconnections
759549234Methods and apparatuses for implementing a layer 3 internet protocol (IP) echo response function on a small form-factor pluggable (SFP) transceiver and providing a universal interface between an SFP transceiver and network equipment
769549233Transmission device and optical network system
779549232Configurable multi-rate format for communication system for silicon photonics
789549231Optical transmission device and OPU frame generation method
799549230Optics device port configuration system
809548834Reconfigurable optical add/drop multiplexor and optical switching node
819548810Optical path processing method and apparatus
829548808Dynamic optical channel sparing in an industry standard input/output subsystem
839547276Apparatus and methods for light beam routing in telecommunication
849544669Routing in a WDM-based PON
859544668Optical network communication system with optical line terminal transceiver and method of operation thereof
869544667Burst switching system using optical cross-connect as switch fabric
879544086Optical branching unit and optical branching method
889544049Fibre network comprising sensors
899538266Circuit and method for optical bit interleaving in a passive optical network using multi-level signals
909538265Lossless and low-delay optical burst switching using soft reservations and opportunistic transmission
919538264ODUflex resizing systems and methods
929537603Channel establishment method and device
939537599Optical transmitter and optical transmission method
949537598Architecture of open-flow based software-defined optical label swapping
959537597Telecommunications network node linking a metropolitan area network with at least one access network
969537573Systems and methods for extending optical network services across non-optical channels
979537568Method for protecting a PON from photoreceiver overload by an ONT

2016

989532120Interfacing internet protocol-based wireless devices with network box and cradle
999532119Apparatus and method for transporting optical channel data unit ODU service
1009531645Cable backplane
1019531599Virtual optical network provisioning based on mapping choices and patterns
1029531495High capacity network node
1039531469Collecting status from a partner management domain
1049529325Optical processing
1059529147All-optical spatial domain multiplexing de-multiplexer
1069525922Optical access network
1079525726Compute followed by network load balancing procedure for embedding cloud services in software-defined flexible-grid optical transport networks
1089525625Method and apparatus for generating forwarding entries for devices in optical network
1099525541Method and system for implementing time synchronization
1109525505Method and apparatus for acquiring internal fiber connection relationship in reconfigurable optical add/drop multiplexer
1119525504Apparatuses, systems, methods, and computer program products for add-drop multiplexing
1129525495Burst-mode receiver, and method of bias voltage control for APD of burst-mode receiver
1139525490Reconfigurable optical transmitter
1149525486Visible light communications personal area network controller and access point systems and methods
1159524182Method and system for facilitating application-oriented quality of service in a Fibre Channel network
1169521474Wavelength selective switch having multi-layer reflector
1179521473Wavelength selective switch with increased frequency separation to avoid crosstalk
1189521093Optical switching
1199521030Deploying a toll-free data service campaign by modifying a uniform resource identifier
1209520961System and methods for optical lambda flow steering
1219515766Node apparatus
1229515765Distributed optical combining: OBI free, power free
1239515726Providing channel health for a WDM system
1249515725Rogue optical network interface device detection
1259509435Determination device and determination method
1269509433Aligning and directly optically coupling photodetectors to optical demultiplexer outputs in a multichannel receiver optical subassembly
1279509432Optical spectral-temporal connector
1289509431Method and apparatus for controlling an optical network unit to restart upon completion of downloading new software
1299509430Apparatus for optical signal amplification
1309509429Energy conservation by means of traffic shaping
1319509428Photonic routing systems and methods computing loop-free topologies
1329509408Optical data transmission system
1339509403Method for implementing dimming, and dimming apparatus
1349503270Communication device and power saving method thereof in data transmission system
1359503193Method and system for using persistent identifiers in passive optical networking
1369500933Delayed optical logic gates for boolean algebra
1379497525Optical engines and optical cable assemblies having electrical signal conditioning
1389497524Interface and method for enabling interconnection of a host device and a small-formfactor pluggable module
1399497523Arrangement for deploying co-existing GPON and XGPON optical communication systems
1409497522Flexible smart sleeve systems and methods for pluggable transceivers
1419497521Opportunity based path computation systems and methods in constraint-based routing
1429497520Systems and methods of wavelength division multiplex passive optical networking
1439497519Twin multicast switch
1449497518System, apparatus and method for supporting multiple-interfaces for optical fiber communication
1459497517ASA: a scalable optical switch
1469497417Video conferencing with multipoint conferencing units and multimedia transformation units
1479497134Methods and apparatus for traffic management in multi-mode switching DWDM networks
1489497019Time domains in a PON
1499496980Method for detecting wavelength usage conflicts in an optical network
1509496979Space switch device
1519496958Method and apparatus for traffic engineering on an optical transport network
1529496952Rogue optical network interface device detection
1539495510Recording medium, accommodation design device, and accommodation design method
1549491528Communication management in an optical network
1559491527Communication network
1569491526Dynamic data center network with a mesh of wavelength selective switches
1579491120Method for crosstalk and power optimization in silicon photonic based switch matrices
1589490928Arrayed waveguide grating based modular interconnection networks and methods for constructing and applying the same
1599490912Systems and methods for transmitting routable optical energy packets
1609490907Optical receiver and detection method
1619488796Adapter panel with lateral sliding adapter arrays
1629485554Methods and systems for using modulation frequencies for optical channel monitoring with periodic optical filtering
1639485553Path computation in wavelength switched optical networks
1649485552Optical switch fabric with bias control
1659485551Enhanced routing and wavelength assignment techniques for reducing wavelength continuity blocking
1669485550Systems and methods for selection of optimal routing parameters for DWDM network services in a control plane network
1679485058PAM data communication with reflection cancellation
1689485048Methods and devices for space-time multi-plane optical networks
1699485022Radio-over-fiber (ROF) system for protocol-independent wired and/or wireless communication
1709479849OTU4 one level de-multiplexing spatial framer for G.709 optical transport networks
1719479446Hitless service in a variable rate optical transponder
1729479355VPLS N-PE redundancy with STP isolation
1739479282Optical communication apparatus, optical route switching apparatus and network
1749479248Fault localization using tandem connection monitors in optical transport network
1759473836Maintaining channel-invariant optical network unit (ONU) equalization delay in a passive optical network
1769473835Optical module and optical device applicable to optical module
1779473834Routing for super channel for bandwidth variable wavelength switched optical network
1789473833Systems and methods for increasing bandwidth in a computer network
1799473832GCC0 tunneling over an OTN transport network
1809473328Wideband signal generation for channel estimation in time-division-duplexing communication systems
1819473261System and method to achieve datapath latency symmetry through an OTN wrapper
1829473243Optical transceiver device
1839473242Establishing connection across a connection-oriented first telecommunications network in response to a connection request from a second telecommunications network
1849470953High power optical switch
1859467758Testing system and method
1869467757Wavelength selective switch
1879467756Modular system and methods for connecting an external communication network to a user network of a building
1889467755Optical switch
1899467335Method, terminal, and system for fiber network management
1909465794Terminal and control method thereof
1919462359System and method for photonic switching
1929462358Apparatus and method for an optical network
1939461768Terabit top-of-rack switch
1949461740Building illumination apparatus with integrated communications, security and energy management
1959461738Burst marker scheme in a communication system
1969460049Dynamic formation of symmetric multi-processor (SMP) domains
1979456260Method for crosstalk and power optimization in silicon photonic based switch matrices
1989455788Hitless modulation scheme change systems and methods in optical networks
1999455785Unified network management of hybrid fiber coaxial (HFC) network
2009451343Control plane extensions for optical broadcast networks
2019451342Method and apparatus for managing link on multi-layer networks
2029451341Monitor photodiode multiplexer for integrated photonic switches
2039450877Methods and apparatus for load balancing communication sessions
2049450865Open shortest path first extensions in support of wavelength switched optical networks
2059450815Network node connection configuration
2069450699Optical drop device, optical drop method, and optical add device
2079450698Optical transmission device, optical transmission system, and optical transmission method
2089448379Adapter panel with lateral sliding adapter arrays
2099448378Adapter panel with lateral sliding adapter arrays
2109445244Techniques to communicate messages utilizing a common telephone number
2119445166Assignment of wavelengths to optical signals in an optical network
2129445165System and method for an optical coupler
2139444713Cut-through routing for network devices
2149444594Allocating orthogonal frequency-division multiple access (OFDMA) resources in data over cable services interface specification (DOCSIS) networks
2159444573Transmission device and optical transmission system
2169444548Wavelet-based processing for fiber optic sensing systems
2179442253Optical shuffling
2189438970Detector remodulator and optoelectronic switch
2199438969Optical multiplexor switch for free space optical communication
2209438968Making mass connections in an optical circuit switch
2219438513Wave division multiplexer arrangement for small cell networks
2229438367Method and system for providing an external optical data packet to a destination node of a packet optical network
2239438365Client signal mapping circuit and mapping method
2249438355Control systems for optical devices and subassemblies
2259438344Distributed outdoor network apparatus and methods
2269436518Maintenance method of intelligent ODN management system
2279435976Adapter panel with lateral sliding adapter arrays
2289435974Adapter panel with lateral sliding adapter arrays
2299435958Optical demultiplexing system
2309435712OTDR signal injection for multi-band optical power balancing
2319432942Using DTX and DRX in a wireless communication system
2329432755Downstream burst transmission in passive optical networks
2339432754Maintaining a fabric name across a distributed switch
2349432753Method and apparatus for link sharing among multiple EPONs
2359432752Optical transmission system
2369432751PTP transparent clock system upgrade solution
2379432750Contentionless N.times.M wavelength cross connect
2389432749Communication system, communication control method, and transmission apparatus
2399432748System and method for photonic switching
2409432142Pre-emption in passive optical networks
2419432141Optical network unit, method for processing data in an optical network and communication system
2429432120Probabilistic bandwidth control in a passive optical network (PON)
2439432114Method for identifying the optical network unit power off reason
2449432113Optical transmission device
2459429712Dual-ganged optical switch
2469426547PON system, station side device and method for operating the same, and access control device
2479426546Maintaining a fabric name across a distributed switch
2489426545Dynamic intelligent bidirectional optical access communication system with object/intelligent appliance-to-object/intelligent appliance interaction
2499425983Method and an interconnecting node for use in an access network
2509420360Transport apparatus and method of transmitting monitoring control signal
2519420359Dynamic wavelength virtualization and/or on-demand flow provisioning in optical networks
2529420358Method and arrangements for protection in an optical network
2539420357Method and apparatus for selecting wavelength by wavelength tunable optical receiver
2549417396Optoelectronic switch
2559414137Methods and systems for distributing fiber optic telecommunication services to local areas and for supporting distributed antenna systems
2569414136Methods and apparatus to route fibre channel frames using reduced forwarding state on an FCoE-to-FC gateway
2579414135Flexible-client, flexible-line interface transponder
2589414134Secure wavelength selective switch-based reconfigurable branching unit for submarine network
2599413640Method and apparatus for routing traffic using asymmetrical optical connections
2609413539Analog front-end transmitter and a connection method of an X-digital subscriber line having a pre-distortion mechanism
2619413488Method and apparatus for optical transmitter and receiver redundancy within a directionless optical node
2629413487System and method for providing packetized video over an optical network
2639413484System and method for passive optical network communication
2649413483Passive optical network digital subscriber line convergence architecture
2659413480Access system, communication method and device for optical fiber network
2669413466Distributed pon transceiver architecture
2679411108Scalable and modular automated fiber optic cross-connect systems
2689407976Photonically routed transmission line
2699407395Optical network unit (ONU) wavelength self-tuning
2709407372Method and apparatus for transmitting and receiving client signal
2719402234Mobile communication system, communication control method and a mobile station
2729401871RFID for available resources not connected to the network
2739401774Limited wavelength all-to-all wavelength routing network configuration
2749398354Integrated assembly for switching optical signals
2759398353Method and system for pre-reservation timer adaptation in PCE based networks
2769398259Enhancing awareness of video conference participant expertise
2779398204Method for connecting a man-machine interface to a video conferencing system
2789397942Packet forwarding
2799397777Method and apparatus for authentication in passive optical network
2809397776Constant-capacity physical resource blocks for upstream transmissions over coax
2819392348Path computation element protocol (PCEP) operations to support wavelength switched optical network routing, wavelength assignment, and impairment validation
2829392347Joint signal-routing and power-control for an optical network
2839391768Transparent clock for precision timing distribution
2849391732Optical transport having full and flexible bandwidth and channel utilization
2859391724Frequency sub-band coding of digital signals
2869380362Out-of-band management of fiber optics systems and devices
2879380361Wavelength selective switch and wavelength selection method
2889380360Wavelength selective switch and wavelength selection method
2899380359Method and a device of service migration in an automatically switched optical network
2909380133Communication method, apparatus and system
2919380003xQSFP+ host cable to upgrade xSFP+ based products
2929379877Communication system and its device
2939379840Energy efficient dynamic bandwidth allocation for optical networks
2949379830Digitized broadcast signals
2959374470Method and system for enhanced conference call security
2969372311Wavelength selective switch
2979369979Scalable multi-source GPS signal distribution network
2989369786Optical transmission device and optical transmission network system
2999369785Integrated controller for routing / switching network and underlying optical transport system
3009369784Optical arbitration device and method in a network-on-chip system
3019369783Wavelength-selective cross-connect device having astigmatic optics
3029369207Apparatus and method for two-stage optical network
3039369206Channel bonding for Ethernet Passive Optical Network over Coax (EPoC) networks
3049369202Elastic client interface for tunable optical transponder
3059369200Network controller having predictable analytics and failure avoidance in packet-optical networks
3069366858Optically-controlled micromirror device
3079363585Operations administration and management service for an optical layer of a communication network
3089363584Distributing link cuts between switches in a network
3099363583System and method for reducing the stimulated Raman scattering crosstalk in channel monitoring
3109363582Optical beam routing apparatus and methods
3119363581Compact multicast switches, MxN switches and MxN splitters
3129363027Remote modulation of pre-transformed data
3139363016Apparatus and method for reducing traffic on a unified optical and coaxial network
3149363013Mitigating rogue optical network unit (ONU) behavior in a passive optical network (PON)
3159360629Waveguide type optical switch
3169357278In-skin wavelength division multiplex (WDM) path computation
3179356726Modulo channel assignment technique in optical point to multipoint networks to prevent optical beat interference
3189356700EPON/EPOC time division duplex (TDD) mode
3199356698Method and module for processing a request for transmitting a radio signal in an ROF system
3209351057Service provisioning enabled management in SIEPON switching subsystem
3219351056Planning of optical connections in a WDM optical network
3229351055High-reliability active optical cable (AOC) with redundant emitters
3239351054Device and a method for merging optical components associated with one wavelength into a merged optical component
3249350808Method for routing transactions between internal and external partners in a communication center
3259350664System and method for transmitting data in a network
3269350638Ethernet physical layer monitoring system employing social networking service for delivery of alerts to mobile devices
3279350447Systems and methods for protecting optical networks from rogue optical network terminals
3289348096Passive distribution system using fiber indexing
3299344780Communication control devices and method
3309344779Method and apparatus for space-division multiplexing systems
3319344239Allocating orthogonal frequency-division multiple access (OFDMA) resources in ethernet passive optical network(PON) over coaxial (EPOC)
3329344215Systems and methods for advanced power management for optical network terminal systems on chip
3339344187Apparatus and methods for enabling recovery in optical networks
3349344180Antenna-diversity receiver and method of operating an antenna-diversity receiver and a transmitter in a frequency-hopping communication system
3359342339Method and system for congestion management in a fibre channel network
3369338631Method and apparatus for online charging in an IP multimedia subsystem
3379338530Versatile optical network interface methods and systems
3389338529Routing and bandwidth assignment for flexible grid wavelength switched optical networks
3399338528Optimal positioning of reflecting optical devices
3409337938Signal processing method, optical receiver and optical network system
3419337931Control and provisioning in a data center network with at least one central controller
3429337929Ethernet passive optical network over coaxial (EPOC)
3439332403Systems and methods for generating a calling list for a conference call
3449332326Optical transmission device and monitoring method of optical signal
3459332325Optical switch
3469332324Method and apparatus for efficient and transparent network management and application coordination for software defined optical switched data center networks
3479332323Method and apparatus for implementing a multi-dimensional optical circuit switching fabric
3489332221Enhancing awareness of video conference participant expertise
3499331959Transmission apparatus and transmission method
3509331812Round trip time aware dynamic bandwidth allocation for ethernet passive optical network over coaxial network
3519331786Managing downstream non-broadcast transmission in an ethernet passive optical network (EPON) protocol over coax (EPoC) network
3529331785Method and apparatus of building a coaxial convergence layer in ethernet passive optical network (PON) over coaxial network (EPoC)
3539331783Method for compensating chromatic dispersion and associated equipment
3549326051Method for soft bandwidth limiting in dynamic bandwidth allocation
3559326050Wavelength selective switch and method of manufacturing same
3569326049Multi-flow optical transceiver, multi-flow optical transponder and multi-flow optical node
3579325445Demultiplexing device for opto-electronic transceiver
3589325415Method and system for wireless transmission of analog signals between antenna and baseband processor
3599319867Method and apparatuses for policy and charging control of machine-to-machine type communications
3609319759Overhead reduction in Ethernet passive optical network (EPON)
3619319758Method and system for protection switching in ethernet passive optical networks
3629319757Optical wavelength-selective switch with a bank of wavelength convertors
3639319537Load balancing reverse power supply
3649319236Optical line terminal (OLT) system
3659319171Method and apparatus of managing bandwidth allocation for upstream transmission in a unified optical-coaxial network
3669319140Apparatus and method for registering a coaxial network unit on an optical network
3679319131Adding new alternative paths for restoration in WSON network
3689313563System and method for network switching
3699313562Wavelength auto-negotiation
3709313561Integrated driver redundancy for a silicon photonics device
3719313147Cutting and adding links within a switch
3729312980Communication fabric for a cluster of network hosts
3739310420Pixel test in a liquid crystal on silicon chip
3749307305Smart ODN system of low power consumption
3759307304Dynamic assignment of signals to ports in an access platform
3769307303Method and system for communication in optical communication system
3779307302Passive optical network switch
3789307301Optical switch
3799306699Wavelength-selective switch array
3809306698Methods and apparatuses for DWDM multi-mode switching router and dynamic multi-mode configuration and reconfiguration
3819301030Telecommunications module
3829301029Data rate control in an optical line terminal
3839301028Method and system for implementing alternate routes in optical transmission network of wavelength switched optical network (WSON)
3849301027Remote optical demarcation point protection
3859300811Catching up with an ongoing conference call
3869300563Technique for efficiently and dynamically maintaining bidirectional forwarding detection on a bundle of links
3879300428Extending routing protocols to accommodate wavelength switched optical networks
3889300427Upstream scheduling in a passive optical network
3899300404Physical-layer channel bonding
3909294826Wavelength selection switch system and method for controlling wavelength selection switch
3919294370System and method for reduced latency reporting in an ethernet passive optical network (EPON)
3929288559Multi directional multiplexer
3939288558System for translating instructions in a switch node
3949288557Method and apparatus for analyzing the spectrum of radio-frequency signals using unamplified fiber optic recirculation loops
3959287982DPOE system and service auto-configuration method and network based thereon
3969287981Station-side apparatus and PON system
3979287974Method and apparatus for testing transmission lines normally propagating optical signals
3989287971PON supervision using OTDR measurements
3999287969Protection channel provisioning method and node equipment
4009282384System and method for commutation in photonic switching
4019281899Wavelength stabilizer for TWDM-PON burst mode DBR laser
4029277301Optical unit and optical device
4039277300Passive connectivity optical module
4049277299Line switching device
4059276695Method and apparatus for construction of compact optical nodes using wavelength equalizing arrays
4069276670Self-diagnostic method for PON protection system, and PON protection system
4079271233Communication system, communication method, and child station of communication system
4089271059Verification of path integrity in optical switch network
4099271058Communications network
4109270798Ring-tone detection in a VoIP call
4119270406Communication method, optical communication system, station-side optical-line terminal apparatus, and user-side optical-line terminal apparatus
4129270405Directionless optical architecture and highly available network and photonic resilience methods
4139270404Dynamic scheduling using PON bandwidth allocation on lower aggregation levels
4149270370System and method for pilot tone modulation by data bias
4159264788Inter-channel spectral shaping in optical ring networks
4169264381Strict-sense minimal spanning switch non-blocking architecture
4179264344Method and apparatus for providing a route recommendation
4189264213Time synchronization method for communication system, slave station apparatus, master station apparatus, control device, and program
4199264139Optical transport network clock transient suppression systems and methods
4209264135Bidirectional pentaplex system and method
4219258629System and method for an agile cloud radio access network
4229258628Method and apparatus for transferring WDM signals between different wavelength division multiplexed optical communications systems in an optically transparent manner
4239258238Dynamic end-to-end network path setup across multiple network layers
4249258215Optical layer protection switching applications
4259258190Systems and methods for managing excess optical capacity and margin in optical networks
4269258174Server-layer path negotiation between client and server network layers
4279258076Amortization of expensive optical components
4289258062Optical amplification device and optical amplification method
4299253554Time to time-frequency mapping and demapping for ethernet passive optical network over coax (EPoC)
4309253553Transmission apparatus and switching method
4319253444Multiple subscriber videoconferencing system
4329253331Call handling
4339253111Bandwidth distribution based on prior granting cycles
4349252912Method for routing and spectrum assignment
4359252911Flexible remote node (RN) for dynamic traffic allocation in passive optical networking (PON) and mobile backhaul (MBH) applications
4369252910Expandable multicast optical switch
4379252909Single-rotator latent space switch with an embedded controller
4389247327Suurballe-based cloud service embedding procedure in software-defined flexible-grid optical transport networks
4399247326Systems and methods for increasing bandwidth in a computer network
4409247325Hybrid electro-optical distributed software-defined data center architecture
4419247323Method and network node for configuring a network for optimized transport of packet traffic
4429246801Transmitting packet label contexts within computer networks
4439246769Systems and methods for physical link routing
4449246748Optical channel data unit switch with distributed control
4459246693Automatic utilization of resources in a realtime conference
4469246626Network operating system with distributed data architecture
4479246625Providing wavelength connectivity information to a network
4489246624Low noise optical phase-sensitive amplifier for dual-polarization modulation formats
4499241203Apparatus for controlling a transmission path
4509237578Spectrum allocation scheme for femtocells
4519237388ONT connected to a host device
4529237238Speech-selective audio mixing for conference
4539237090Network routing systems and methods for validation of paths subsequent to validation failure
4549237035Technique for implementing an optical/TDM virtual private network
4559236972Optical impairment aware path computation architecture in PCE based network
4569236953Coordination systems and methods between data control plane and photonic control in optical networks
4579236948Power management implementation in an optical link
4589235529Using broadcast-based TLB sharing to reduce address-translation latency in a shared-memory system with optical interconnect
4599232287Method and apparatus for processing downlink frame synchronization in gigabit-capable passive optical network system
4609232282Subscriber line terminal, control method, and control method for PON system
4619231877Method and apparatus for scaling traffic engineering routing in a network
4629231875Method of processing traffic in a transport network
4639231822Notifying of a LSP failure
4649231726Extending path computation element protocol to accommodate routing and wavelength assignment in wavelength switched optical networks
4659231703Optical node configuration apparatus
4669229163Butterfly optical network with crossing-free switches

2015

4679226051Method for optimizing optical network
4689226050Transmission apparatus and transmission method
4699225666Distributed multi-stage switch fabric
4709225570Method of allocating upstream bandwidth resource and method of transmitting upstream data in orthogonal frequency division multiple access-open optical subscriber network
4719225458Wavelength-selective cross-connect device having a variable number of common ports
4729225428Method and system for alignment of photodetector array to optical demultiplexer outputs
4739225425System and method for dual speed passive optical networks
4749225417Managing alternate site switching in an optical communication system
4759223336Remote socket apparatus
4769223090Bidirectional wavelength cross connect architectures using wavelength routing elements
4779219697Multiple petabit-per-second switching system employing latent switches
4789219567Converged PON for TDMA-PON service based on OFDMA-PON
4799215517Switching Clos network universal element
4809215077Method and system for supporting multiple time zones and charging method and system in IMS
4819215028Photonic switch chip for scalable reconfigurable optical add/drop multiplexer
4829215007Optical network switching node in multi-chassis cluster, optical burst synchronization method, and line card chassis
4839213214Optical path-changing device having curved waveguide
4849210488Timestamp adjustment in multi-point control protocol (MPCP) messages for ethernet passive optical network (PON) protocol over coaxial network
4859210487Implementation of a large-scale multi-stage non-blocking optical circuit switch
4869210486Switching fabric for embedded reconfigurable computing
4879210378Controlling access to meetings
4889210097Central-office termination apparatus of adaptively changing connection to subscriber-terminal terminator and path switching method
4899210037Method, apparatus and system for interconnected ring protection
4909210029Logical link identifier registration method, device, and system
4919209925Passive optical networking redundancy via two or more auto sensing optical line terminals
4929204210Data relay apparatus and function control method therefor
4939204209Optical transmission apparatus
4949203545Method, device, and nested system for allocating uplink and downlink bandwidth
4959203542Optical node for switching signals between optical fibers
4969203540Method and apparatus for automatic discovery in optical transport networks
4979203511Feed-forward carrier phase recovery for optical communications
4989203509Method, system, and apparatus for detecting optical power of passive optical network
4999201286Method and apparatus for wavelength selective switch
5009197950Optical branching/synthesizing device
5019197755Multidimensional virtual learning audio programming system and method
5029191319Packet transmission system, method and non-transitory computer readable storage medium of the same
5039188831Compact wavelength-selective cross-connect device having multiple input ports and multiple output ports
5049188741Adjustable multiple-channel optical switch
5059185555Method for authentication of a wireless backup system for an optical network unit
5069185475Signal quality in bi-directional optical links using optical circulators
5079185474Wavelength path switching method, optical communication system, optical communication device, optical repeater, and network management device
5089185473Network node for an optical transport network
5099184847Dynamic bandwidth assignment in hybrid access network with passive optical network and another medium
5109184844Optical network system and method for controlling optical network system
5119179204Optical network system
5129179203Optical network system architecture
5139178644Spectral encoding of an optical label or destination
5149178613Network interface device synchronization
5159173013Method and device for adjusting a laser in an optical network
5169173012High capacity switching system
5179172625Systems and methods of communicating path status in optical networks
5189172489Discovery of an adjacent network element within a network data plane
5199172466Method for switching an optical data stream, computer program product and corresponding storage means and node
5209172460Transmission equipment and path selection method
5219167323Method and system for quickly updating ranging results of optical network unit by optical line terminal
5229167322Optoelectronic packet switch/routers
5239167321Optical router and terminal devices therewith based on dynamic wavelength assignment
5249167320Transmission method and node device
5259167319Optical packet switching system
5269167318Bandwidth advertisement systems and methods for optical transport network
5279167178Method for controlling a device for distribution of signals
5289166807Transmission of layer two (L2) multicast traffic over multi-protocol label switching networks
5299166692Network fabric reconfiguration
5309166688Network device of optical network terminal and method of adjusting power of optical signals
5319164300Reconfigurable optical networks
5329161107Switching for a MIMO-OFDM based flexible rate intra-data center network
5339161106Method and device for implementing shared mesh protection and optical network system
5349161105Routing optical signals
5359160478Reconfigurable optical add/drop multiplexor and optical switching node
5369158570Method and system for facilitating quality of service in edge devices in a fibre channel network
5379154861Method, system and optical network device for synchronizing time of a passive optical network
5389154860Optical interconnection assembly for spine-and-leaf network scale out
5399154859Proactive optical restoration system
5409154858Probability-based regenerator site analysis
5419154618Catching up with an ongoing conference call
5429154394Dynamic latency-based rerouting
5439154335Method and apparatus for transmitting data on a network
5449154255Single-rotator latent space switch with an external controller
5459154254Wavelength path multiplexing/demultiplexing apparatus and wavelength path multiplexing/demultiplexing method
5469154221Method, system, and relay apparatus for realizing passive optical network reach extension
5479151903Making lightless connections in an optical circuit switch
5489148361Method and apparatus for routes separation in ASON services
5499148246Transponder and related network node for an optical transmission network
5509148243Allocating upstream bandwidth in an optical communication network
5519148223Ethernet private local area network systems and methods
5529148220Optical signal transmission device applying alternative and selectable transmission paths
5539146768Automatic adjustment of logical channels in a fibre channel network
5549143846Wavelength-multiplexed optical transmission device, wavelength-multiplexed optical transmission system, wavelength-multiplexed optical transmission method
5559143845Branching units and power line monitoring methods
5569143844Data cross-connect system and method
5579143616System and method for managing traffic bursts on a per tenant basis
5589143262Optical packet transmitting/receiving system
5599143259Multi-node system networks with optical switches
5609141577Optimized link training and management mechanism
5619140869Fine-grained optical shuffle interconnect topology migration
5629137591All optical processing circuit for conflict resolution and switch configuration in a 2.times.2 optical node
5639137590OSPFTE extension to support GMPLS for flexible grid
5649137195Method, network device and user equipment for switching media access control address
5659137177System and method for interconnecting physical channels
5669136970Network protection against rogue transmitter
5679136969Spectral encoding of an optical label or destination
5689136940Method for resizing network connection in the optical transport network supporting protection switching
5699136903Method for resizing network connection in the optical transport network supporting protection switching
5709131428Probe request for relay discovery within single user, multiple user, multiple access, and/or MIMO wireless communications
5719131289Software-defined optical network
5729131288G.709 based multi-stages multiplexing routing control method and gateway network element
5739131287System and method of processing management frames
5749130890Frame scheduling for channel bonding
5759130878Traffic switching in hybrid fiber coaxial (HFC) network
5769130691Optical burst switched network nodes
5779130677Communication system, station-side optical line terminating apparatus, user-side optical line terminating apparatus, control apparatus, and communication method
5789130676Transparent protection switching operation in a PON
5799130673System for the certification of a passive optical network and for the detection of problems and faults in the last fibre legs
5809130669Troubleshooting method, aggregation node, and optical network protection system
5819129607Method and apparatus for combining digital signals
5829124960Intelligent and scalable routing in multi-domain optical networks
5839124959High connectivity multiple dimension optical network in glass
5849124958Multiband reconfigurable optical add-drop multiplexing with converged signal addition and removal
5859124483Network optimization
5869124369Multi-direction variable optical transceiver
5879118984Control plane for integrated switch wavelength division multiplexing
5889118983Ring in ring passive optical network system for providing fiber to the home with reduced number of fibers
5899118982Optical line terminal (OLT) optical module adapted to perform optical unit network (ONU) functionality
5909118435Integrated passive optical network (PON) system
5919118433GPON OAM using IEEE 802.1ag methodology
5929113237Systems and methods for ethernet passive optical network over coaxial (EPOC) power saving modes
5939112992Method and apparatus for protecting moderator access for a conference call
5949112967Anonymous communication system and transmission method of information transmission unit in anonymous communication system
5959112772OLT and frame transfer control method
5969112636Add and drop switch/aggregator for optical communications networks
5979112612Relay device, station-side optical communication device, communication system, and bandwidth allocation method
5989106984PON system, subscriber-side terminal apparatus, station-side terminal apparatus, and power saving method
5999106983Reconfigurable branching unit for submarine optical communication networks
6009106982Optical-electrical switching node
6019106564Incremental high radix network scaling
6029106438Methods and apparatus for extending MAC control messages in EPON
6039106391Elastic auto-parallelization for stream processing applications based on a measured throughput and congestion
6049106363Method and apparatus of managing bandwidth allocation for upstream transmission in a unified optical-coaxial network
6059106332Data synchronization method and system, and optical network unit
6069103991Multi-pole optical signal switch
6079100730Establishing connections in a multi-rate optical network
6089100347Method of burst scheduling in a communication network
6099100322Forwarding cells of partitioned data through a three-stage Clos-network packet switch with memory at each stage
6109100138Method and system for automatic topology discovery in wavelength division multiplexing (WDM) network
6119094740Architecture to scale an IP/MPLS network via multiple network planes
6129094739Internet protocol switching system and associated method of use
6139094526Conference call system, method, and computer program product
6149094524Enhancing conferencing user experience via components
6159094150Method for registering optical network unit in telecommunications network and optical network unit therefor
6169094126QoS-aware united control protocol for optical burst switching in software defined optical networks
6179088838OTM functionality in SOA based transceivers
6189088837Serially-distributed devices in a communication network
6199088382Optical line terminal of passive optical network, and method for controlling upstream band using the same
6209088380Optical transport network generic non-client specific protection systems and methods
6219088310Cable communication systems and methods employing QAM upstream channels below 16.4 MHz for increased aggregate deployed upstream capacity
6229084034Method and system for realizing power saving mechanism management between optical network unit (ONU) and optical line terminal (OLT)
6239084033Optical cross-connect apparatus
6249083484Software defined networking photonic routing systems and methods
6259083465Method for acquiring PON port association relationship, optical network device, and optical network system
6269083464Systems and methods for scheduling business and residential services in optical networks
6279078054Optical module used in optical communication systems, method of updating firmware of optical module used in optical communication systems, and trouble tracing system
6289078053Communications system architecture and design
6299078052Method and device for converting an input light signal into an output light signal
6309077478Wavelength and spectrum assignment within packet-optical networks
6319072086HARQ-ACK signal transmission in response to detection of control channel type in case of multiple control channel types
6329071536Bus-based optical network system
6339071405Optical line terminal, optical network unit and passive optical network system
6349071381Use of polarization for differentiation of information
6359071380Multi-point control protocol proxy architecture in a network with optical and coaxial domains
6369071377Upgraded bandwidth map for ten gigabit passive optical network
6379071358Repeater fiber-coax units
6389071351Optical switch
6399066166Amortization of expensive optical components
6409066165Gigabit-capable passive optical network (GPON) system and point-to-point protocol over Ethernet (PPPOE) configuration method implemented thereby
6419066164Overhead adjustment scheme for passive optical networks
6429066163Optical transmission device including a bit rate adjustment function
6439066162Industrial controller apparatus capable of low error, ultra high-speed serial communication and method for driving same
6449066161Systems and methods for physical link routing
6459066160Apparatus and method for protection in a data center
6469065919Mixed media conferencing
6479063295Mirror drift compensation in an optical circuit switch
6489060215Network specific routing and wavelength assignment for optical communications networks
6499059946Passive optical network (PON) packet processor
6509059888MIMO-OFDM-based flexible rate intra-data center network
6519059815Broadband optical communication network having optical channel protection apparatus
6529059798Passive optical loopback
6539055354Method for generalized multi-protocol label switching routing to support wavelength switched optical network signal characteristics and network element compatibility constraints
6549055127Method for designating of hosting control for a conference call
6559054850Method and device for sending data in passive optical network
6569054830Passive optical network system
6579054828Method and system for managing optical distribution network
6589054827Optical switching device using spectral trigger
6599054814Front end device and superposing signal detecting device
6609054811Method and device for sending upstream transfer frame in passive optical network
6619052465Methods to reconfigure all-fiber optical cross-connects
6629042720Joint IP/optical layer restoration after a router failure
6639036620Method, and related mobile communications system, for providing combinational network services
6649031064Providing a load/store communication protocol with a low power physical unit
6659025957Upgradeable passive optical fiber circuit
6669025751System and method of managing conference calls through the use of filtered lists of participants
6679025750Method and apparatus for determining and utilizing local phone topography
6689024997Virtual presence via mobile
6699020119Moderation control method for participants in a heterogeneous conference call
6709015360Method of programming a USB device
6719014358Conferenced voice to text transcription
6729014058Enhancement of audio conference productivity through gain biasing
6739008296Catching up with an ongoing conference call
6749002202Method and system for reducing the resource utilization of switch fabric in a SONET/SDH multiplexer by switching data on a TU level
6759001703Scalable broadband group call via unicast downlink traffic consolidation and local re-broadcast
6769001700Scheduling and resourcing allocation across multiple domains
6778995436Method and apparatus for generating group service flow in a mobile communication system
6788995425Network device scheduler and methods thereof
6798995306Video conferencing with multipoint conferencing units and multimedia transformation units
6808995283Managing behavior of Release-7 and Release-8 user equipment during continuous packet connectivity configuration
6818989058Conference mixing using turbo-VAD
6828983292Electrical signal packet routing
6838982739Mobile terminal and method of controlling the same
6848976794Method to carry FCoE frames over a TRILL based network
6858976762Radio frequency architecture for spectrum access networks
6868971711Method for assigning and processing a label in an optical network, optical communication device, and optical communication system
6878971216Method for routing transactions between internal and external partners in a communication center
6888964601Network switching domains with a virtualized control plane
6898958536Method and system for providing an audio/video conference
6908958535Method for transferring participation authorization for a scheduled conference call
6918958419Switch fabric primitives
6928958314Data transceiver and data-transceiving method for bio-implantable medical devices
6938953938Time scale separated network management and network provisioning optimizations
6948948595Passive optical network system, optical line terminal, and optical network unit
6958948060Methods and apparatus for timeslot teleconferencing
6968948013Selective packet sequence acceleration in a network environment
6978947496Method and arrangement for connecting at least one man-machine interface for manipulating at least one data source connected to a video conferencing system within the scope of video conferences
6988942366RFID for available resources not connected to the network
6998942232Multi-stage switching topology
7008937942Storing session information in network devices
7018937889Decoupled cascaded mixers architechture and related methods
7028934483Data center switch
7038934482Apparatus and method for controlling communication, and computer program product
7048934383Internet SIP registration/proxy service for audio conferencing
7058929528Method and system for enhancing collaboration
7068929362Capability negotiation for abstract candidate device model
7078929346Advertisement and distribution of notifications in a wireless local area network (WLAN)
7088929256Third party charging for SIP sessions

2014

7098923284Method and system of providing multi-user access to a packet switched network
7108923283Scalable egress partitioned shared memory architecture
7118908669Method and apparatus for code division switching
7128908569Multiple-termination routing in a wireless network environment with an internet protocol core
7138904466Digital media distribution device
7148903240Scalable reconfigurable optical add-drop multiplexer
7158897435Method and system for enhanced conference call security
7168897293MAC processor architecture
7178897133Multi-stage switch fabric
7188891963Hybrid signal router
7198891518Routing device and method of translating addresses in cascade in a network
7208891517Switching device
7218891516Extended link aggregation (LAG) for use in multiple switches
7228880739Point backbones for network deployment
7238879547Telephony application services
7248879410Platform adaptive data system
7258873958Sleep control for energy efficiency in ethernet passive optical networks
7268873953Multiple-symbol polarization switching for differential-detection modulation formats
7278873728Join-us call-log and call-answer messages
7288867720Method and system for enhanced conference call security
7298867719Systems and methods for generating a calling list for a conference call
7308861963Shared high-intensity broadband light source for a wavelength-division multiple access passive optical network
7318861701Multi-participant conference adjustments
7328861515Method and apparatus for shared multi-bank memory in a packet switching system
7338861405Voice band switching unit
7348861401Layer 2 packet switching without look-up table for ethernet switches
7358861390Estimated transmission overhead (ETO) metrics for variable data rate communication links
7368849115Directionless optical architecture and highly available network and photonic resilience methods
7378843120Computer, internet and telecommunications based network
7388842665Mixed radix fast hadamard transform for communication systems
7398842580System and method for providing internet based phone conferences using multiple codecs
7408837470Multi-stage switching topology
7418831197One button conference initiation
7428830994Network system
7438830876Method for interacting with a group of individuals as a single contact
7448824465Verification apparatus, method, and recording medium of program
7458817964Telephonic voice authentication and display
7468817625Service placement for inline services chaining with multiple instances
7478811482Method and device for establishing a coded output video stream from at least two coded input video streams and use of the device and coded input video stream
7488811387Dynamically reconfigurable hybrid circuit-switched and packet-switched network architecture
7498811277Method of low duty mode operation for femto base station
7508811152System and method to support secondary channel connection from residential gateway to service provider network
7518804577Distributed audio conferencing system
7528804576Browsing management apparatus, browsing management method, and program product thereof
7538798252Automatic utilization of resources in a realtime conference
7548798044Orthogonal channel data switch
7558797868Energy-efficient network device with coordinated scheduling and rate control using non-zero base power
7568787405Device and method for adapting transmission parameters based on successful transmission of a frame
7578787213Correlating calls after a referral
7588787175System for advertising routing updates
7598767722Data traffic handling in a distributed fabric protocol (DFP) switching network architecture
7608767592Systems and methods for conferencing enterprise and non-enterprise callers
7618767590Multimedia conference system and method which enables communication between private network and internet
7628761768Systems and methods for classifying user equipment and selecting tracking areas
76387616011:N sparing of router resources at geographically dispersed locations
7648761012Packet relay apparatus and method of relaying packet
7658755506System and method for providing call and chat conferencing
7668755310Conferencing system
7678750295Embedded audio routing switcher
7688750294Circuit arrangement for signal pick-up and signal generation and method for operating this circuit arrangement
7698750177Allocating memory to low usage packet data sessions in a wireless communication system
7708743872Storage traffic communication via a switch fabric in accordance with a VLAN
7718743743Management of mute and unmute requests during an electronic-conference session
7728737390Providing a load/store communication protocol with a low power physical unit
7738732289Method, apparatus, and system for controlling execution of an automatic process
7748730954Methods and apparatus related to any-to-any connectivity within a data center
7758730952Method and apparatus for staggering internet protocol teleconferencing calls
7768724523Mixed media conferencing
7778718255Method and system for device switching through a server
7788711736Audio processing in a multi-participant conference
7798711733Indicating transfer in an IMS network
7808705962Data transmission method, data processing node, and data transmission system
7818705581Method of multiple lane distribution (MLD) deskew
7828705443System and method for reduced feedback in multiuser multiple input, multiple output wireless communications
7838705368Probabilistic distance-based arbitration
7848699686Method and apparatus for join selection of a conference call
7858693523QAM CDMA and TDMA communication methods
7868687956Standby restoration signaling for optical networks
7878687628Scalable balanced switches
7888687549Method and apparatus for processing location service messages in a satellite position location system
7898681799Method for operating a communication device and communication device therefor
7908681752Method and system for dynamic selection of home agents
7918681662Self-forming network
7928676572Computer-implemented system and method for enhancing audio to individuals participating in a conversation
7938675673Forwarding cells of partitioned data through a three-stage Clos-network packet switch with memory at each stage
7948675644Enhanced virtual switch
7958675525Media conference recording based on termination events
7968675039Method of transferring communication streams
7978666047High quality audio conferencing with adaptive beamforming
7988665755Communication device, communication system, and route allocation method
7998660040Bifurcated conferencing functions
8008654950Method and apparatus for automatically suppressing computer keyboard noises in audio telecommunication session
8018654858Methods and apparatus for differential encoding
8028654768Source specific transcoding multicast
8038649493Latency compensation adjunct for teleconference voice switches
8048649492Floor control based mixing and switching of media
8058649256High capacity router having redundant components
8068644703Resource utilization method and system
8078639300Method and apparatus for maintaining transmit audio in a half duplex system
8088638783Optimized link training and management mechanism
8098638747System and method for handoffs between technologies
8108634387ACK/NACK bundling
8118634331Customer premises call handling
8128630837Multicast emulation
8138625985Router having dual propagation paths for packets
8148625616Converged network extension
8158625576Client device method and apparatus for routing a call
8168625468Systems and methods for granting feature control based on user location

2013

8178621542Digital media distribution device
8188621111Transpose box based network scaling
8198619963Conference call system, method, and computer program product
8208619764System for multi-chassis interconnection and method for chassis connection
8218619763Method and apparatus for storing and reproducing interactive service of digital broadcast
8228619637Multiple-termination routing in a wireless network environment with an internet protocol core
8238619636Methods and systems for creating optimized transmission paths for VoIP conference calls
8248611878Arrangement and method for controlling service activation on a mobile terminal
8258611339Apparatus and method for providing presence
8268611247Dynamic data retrieval in a WLAN positioning system
8278605719Circuit with network of message distributor circuits
8288605718Immediate communication system
8298600366Communication apparatus, communication system, and communication method
8308599724Paging system
8318599723Managed conference calling
8328588760Push-to-talk PSTN back-to-back user agent for connecting a PTT system to the PSTN/ISDN world
8338588223Multi-stage interconnection networks having smaller memory requirements
8348588221Method and interface for interfacing a radio frequency transceiver with a baseband processor
8358582967Device for multicast of optical signals in the internet and other networks
8368582569Modular scalable switch architecture
8378578191Dynamic fabric plane allocation for power savings
8388576750Managed conference calling
8398572278Generating multiple data streams from a single data source
8408571044Gateway for data transfer between serial buses
8418571019In-band address tunneling
8428570911Multicast messaging within a wireless communication system
8438570909Method and system for providing an indication of a communication
8448570907Multi-network architecture for media data exchange
8458565125Services based two way voice service recording and logging
8468559611Audio signal routing
8478554952Fused data center fabrics
8488553068Switched multipoint conference using layered codecs
8498549207Crossbar circuitry for applying an adaptive priority scheme and method of operation of such crossbar circuitry
8508538058Headset
8518537997RFID for available resources not connected to the network
8528537856Communication subsystem for wireless devices or the like
8538537814Configurable network interface device and systems and methods for its use
8548532276Systems and methods to provide telephonic connections via concurrent calls
8558532096Local exchange routing guide information maintenance system and method
8568531993Floor control in a communication system
8578531943Mesh network
8588520822Method for designating of hosting control for a conference call
8598520820Conference call access
8608515044Method and system for providing an audio conference
8618515043Conferencing unit and method for carrying out multi-point communication
8628514851Mobile IPv6 authentication and authorization baseline
8638514850Method for establishing a bidirectional point-to-point connection
8648509853Dynamic scrolling-ticker for initiating telecommunications services
8658509834Method and computer-readable medium for social circle push-to-talk service
8668503655Methods and arrangements for group sound telecommunication
8678503653Method and apparatus for active speaker selection using microphone arrays and speaker recognition
8688503652Telephone conference call management
8698503439Frame switching device
8708498311Communication subsystem for wireless devices or the like
8718498291Integrated switch
8728493991Serial bus transmission system
8738483207Methods and systems for instant voice messaging and instant voice message retrieval
8748483101System and method for cascaded teleconferencing
8758483098Method and apparatus for conference spanning
8768477915System and method for enforcing a recording preference
8778477770Strict-sense minimal spanning switch non-blocking architecture
8788477769Flexible shared mesh protection services for intelligent TDM-based optical transport networks
8798472437Wireless chip-to-chip switching
8808472436Modular wireless docking station
8818472354Method and system for providing custom call waiting
8828472353Provisioning/configuration systems for bridging VPN for IP audio conferencing
8838472352Method for achieving a call-waiting functionality in a communication network
8848468131Connecting devices in a peer-to-peer network with a service provider
8858467350Conferencing PSTN gateway methods and apparatus to facilitate heterogeneous wireless network handovers for mobile communication devices
8868467322Inbound call screening for particular accounts
8878467318Method and system for transferring in-progress communication between communication devices
8888463909Systems and methods for managing server resources
8898463600System and method for adjusting floor controls based on conversational characteristics of participants
8908462774Virtual IP interfaces on multi-chassis link aggregates
8918462767Internet protocol compliant private branch electronic exchange and a method for redundantly configuring terminal interfaces
8928446903Providing a load/store communication protocol with a low power physical unit
8938441963IP multicast management and service provision system and method
8948437343Optimized link training and management mechanism
8958437314Radio frequency architecture for spectrum access networks
8968432835Secure videoconferencing equipment switching system and method
8978428054Daisy chaining device servers via ethernet
8988427952Microcode engine for packet processing
8998427936Multiple-access hybrid OFDM-CDMA system
9008423470Distributed secure anonymous conferencing
9018422406Identifying callers in telecommunications networks
9028416676Apparatus and methods for estimating and compensating sampling clock offset
9038411668Method and apparatus for staggering internet protocol teleconferencing calls
9048411665System and method of routing voice communications via peering networks
9058411599Methods and apparatus for timeslot teleconferencing
9068411598Telephony user interface to specify spatial audio direction and gain levels
9078411597Method, system and apparatus for setting up multimedia call
9088411593Bifurcate space switch
9098406155Cloud based contact center platform powered by individual multi-party conference rooms
9108402181Bifurcate arbiter
9118400948Method and system for updating real-time data between intervals
9128396059Automated discovery/rediscovery of server to network connectivity
9138396034Method for determining cell identity in wireless communication system and apparatus therefor
9148379633Concentrator for speech telephones and method of communication over LAN using same
9158374175System and method for remote direct memory access over a network switch fabric
9168374106Method and apparatus for group calling in an IP-based communication system
9178369321Apparatus and methods related to the packaging and cabling infrastructure of a distributed switch fabric
9188369249Apparatus and method for managing a presentation of media content
9198364122Delayed delivery messaging
9208363810Method and system for aurally positioning voice signals in a contact center environment
9218363684Method of multiple lane distribution (MLD) deskew
9228363573Method for ringcasting with improved reliability
9238358600Method of transmitting data in a communication system
9248351445Network interface systems and methods for offloading segmentation and/or checksumming with security processing
9258351355H.323 to SIP interworking for call forward/redirection
9268351354Privacy control for wireless devices
9278345675Orderly offlining in a distributed, multi-stage switch fabric architecture
9288345674Network system and audio signal processor
9298345673Physical-layer device (PHY) having a serial interface and a magic packet circuit

2012

9308340059Response system and method with dynamic personality assignment
9318339998Meeting information distribution system and method
9328335213Methods and apparatus related to low latency within a data center
9338331359Flexible counter update and retrieval
9348325895Conference system and conference telephone line setting method
9358325715Internet switch router
9368325714Serial-to-parallel transceiver with programmable parallel data path width
9378321506Architecture for an extensible real-time collaboration system
9388320400Media and speed independent interface
9398320369Systems and methods for implementing virtual switch planes in a physical switch fabric
9408310961Techniques for link utilization for half-duplex and full-duplex stations in a wireless network
9418310959Voice Communication with any of multiple terminals
9428305940Telephone supplementary service communication control system
9438300612Medium access control method and data transmission method using the same in wireless local area network
9448295698Time-coherent global network
9458295259Rate adaptation
9468295207Group call capability query
9478295205Contact matching of changing content across platforms
9488289885Third party charging for SIP sessions
9498284770Physical layer switching and network packet switching integrated into a hybrid switching module
9508284720Method for supporting short latency data transmission in a mobile communication system
9518284702Method and apparatus for the prevention of unwanted calls in a callback system
9528284701Response to CS paging request
9538279863Methods and apparatus for dynamic detection of transit times between stages in distributed multi-stage switch fabrics
9548279762Interface switching method and device
9558274988Forwarding data through a three-stage Clos-network packet switch with memory at each stage
9568270586Determining conditions of conferences
9578270320Method and apparatus for launching a conference based on presence of invitees
9588265097Communication apparatus and communication method
9598265038Conferencing PSTN gateway methods and apparatus to facilitate heterogeneous wireless network handovers for mobile communication devices
9608259713Systems and methods for network routing in a multiple backbone network architecture
9618259624Dynamic picture layout for video conferencing based on properties derived from received conferencing signals
9628259621Method and system for supporting network sharing and data synchronization simultaneously
9638254261Method and system for intra-host communication
9648249234Dynamic configuration of conference calls
9658249063Method and apparatus for signal formation with guaranteed consistent overhead insertion
9668243631Detecting devices in overlapping audio space
9678243630Application-level routing protocol for multiparty audio-video conferencing
9688238333Method for transmitting data and a device having data transmission capabilities
9698238332Signal transmitting and receiving devices, systems, and method for multiplexing parallel data in a horizontal auxiliary data space
9708233930Dual-channel conferencing with connection-based floor control
9718233410Telephone system
9728233381VoIP telephone system with distributed account codes
9738228824VoIP contextual information processing
9748223931Systems and methods for visual presentation and selection of IVR menu
9758223673Method and system for secure conferencing
9768218538Storage gateway configuring and traffic processing
9778218460Network entity, method and computer program product for mixing signals during a conference session
9788218457Apparatus and method for providing communication services using multiple signaling protocols
9798213342Flagging/indicating user information in conference event package
9808209421Computer telephony system
9818208486Apparatus and control method for energy-aware home gateway based on network
9828208413Multiple-termination routing in a wireless network environment with an internet protocol core
9838204050Single-rotator circulating switch
9848199782Method of multiple lane distribution (MLD) deskew
9858199748Automated configuration of a digital cross connect
9868199732Efficient multicast control processing for a wireless network
9878199680Correlating calls after a referral
9888195478Network performance monitor
9898189575Modular scalable switch architecture
9908189573Method and apparatus for configuring at least one port in a switch to be an upstream port or a downstream port
9918184625GPON management system
9928179822Push-type telecommunications accompanied by a telephone call
9938175088System for offering mobile telecommunication service using internet network with UTP cable
9948175085Bus scaling device
9958175020Method for the transmission and distribution of digital television signals
9968170402Portable high capacity digital data storage device
9978170192Personalized conference call system and method
9988169936Decoupled cascaded mixers architechture and related methods
9998160054Methods and system for instant voice messaging and instant voice message retrieval
10008155126Method and apparatus for inferring network paths
10018155114Access device and method for communication between master shelf and slave shelf
10028155113Processing data in a parallel processing environment
10038155031Wireless audio transceiver system and method using UWB wireless communication
10048154989Recovering a shared channel within a network from a deadlock state
10058149808Electronic apparatus having communication function and control method
10068149739Background call validation
10078149738Method and terminal for establishing PT session in order to use PT box
10088144630Apparatus, systems, methods, algorithms and software for control of network switching devices
10098139744Server based conference call volume management
10108139570Balanced bufferless switch
10118139508Self-forming network
10128135004Multi-plane cell switch fabric system
10138135002Method and apparatus for horizontally slicing a multi-stage switch fabric
10148126992Method and system for optimally scheduling a web conference managed by a web application
10158126968System and method for coordinating a conference using a dedicated server
10168126705System and method for automatically adjusting floor controls for a conversation
10178126469Method and apparatus for call setup latency reduction
10188125986Method for enabling secure usage of computers using a mechanism lockdown
10198125925Method and apparatus for non-disruptive call modification
10208121278Teleconferencing systems and methods
10218116442Method and apparatus for audio conference bridge initiated remote device muting
10228116305Multi-plane cell switch fabric system
10238116237Clearing house for publish/subscribe of status data from distributed telecommunications systems
10248116232Method and apparatus for non-disruptive call modification
10258107403Method and apparatus for unicast and multicast media processing
10268102846Method and apparatus for managing a multicast tree using a multicast tree manager and a content server
10278102843Switching apparatus and method for providing shared I/O within a load-store fabric
10288099089Method, user equipment and software product for media stream transfer between devices
10298098807Method and system for providing an audio conference
10308098656Method and apparatus for implementing L2 VPNs on an IP network
10318095409Methods and program products for organizing virtual meetings
10328089959Method and apparatus to schedule packets through a crossbar switch with delay guarantees

2011

10338078169Methods and devices for set-up of a call in an intelligent network
10348078058Ultra high-speed adaptive and all-optical method for data packet rate multiplication compatible with multiple data rates
10358077706Method and system for controlling redundancy of individual components of a remote facility system
10368072970Post answer call redirection via voice over IP
10378068482Method and system for network switch element
10388064462Service processing switch
10398064433Control architecture and implementation for switches with carrier sensing
10408064367Multiple voicemail account support for a VoIP system
10418064355Automatic user availability status determination for a handheld communication device
10428060600Network element management system
10438059638Inter-node link aggregation system and method
10448059635Non-destructive data storage
10458059565System and method for identifying and calling a function of a service with respect to a subscriber and service management system employing the same
10468050561Asymmetrical PON with multiple return channels
10478050257Network with a fast-switching optical core
10488049282Bipolar device having buried contacts
10498045545Intelligent database exchange for OSPF
10508045506Sparsed U-TDOA wireless location networks
10518045489Method and system for the automatic configuration of conference resources
10528040821Switching device, switching method, and switch control program
10538032184Method for generating downlink beamforming weighting vectors
10548031704Network planning and optimization of equipment deployment
10558027696Method and apparatus for allocating channel resources in a wireless communication system
10568027350Removal of a packet communication system from a communication path during a communication session
10578023500Methods for process control with change updates
10588018927Network element with multistage lower order switching matrix
10598018922Network interface device
10608015274Automated validation of peripheral director hardware
10618014413Shared input-output device
10628014389Bidding network
10638005497Floor control over high latency networks in an interoperability and collaboration system
10648005078Packet processor, packet control method, and packet control program
10658005025Dynamic media content for collaborators with VOIP support for client communications
10667995568Capturing user interface switch states
10677991354Method of communication and base station
10687990983Modular interconnect structure
10697986665Conferencing PSTN gateway methods and apparatus to facilitate heterogeneous wireless network handovers for mobile communication devices
10707986644Multi-fidelity conferencing bridge
10717983705Push-to-talk communication management system
10727983702Synchronization of a peer-to-peer communication network
10737983253Time-space carrier sense multiple access
10747983250Method and communications system for transmitting information in a motor vehicle
10757978690Method to operate a crossbar switch
10767974275Saturated datagram aging mechanism
10777974272Remote control of a switching node in a stack of switching nodes
10787970007Communication apparatus and retrieval table management method used for communication apparatus
10797969998Method and system for tunneling data using a management protocol
10807965706Communication control apparatus
10817961721Router, network comprising a router, method for routing data in a network
10827957371Linearly expandable broadcast router apparatus
10837953074Apparatus and method for port polarity initialization in a shared I/O device
10847948975Transparent switching fabric for multi-gigabit transport
10857945719Controller link for manageability engine
10867944876Time slot interchange switch with bit error rate testing
10877944870Methods and systems for temporary additional telephone numbers
10887944861System and process for mass telephony conference call
10897940755Lookup engine with programmable memory topology
10907940754Message formation and distribution in heterogeneous networks
10917940752Rake reception apparatus and method in a mobile terminal
10927936705Multiplexing VoIP streams for conferencing and selective playback of audio streams
10937933616Method of estimating the distance between two radio equipments
10947929424Switchover for broadband subscriber sessions
10957927313Medical device configuration based on recognition of identification information
10967924846Network connection system and traffic shaping method for facilitating shaping traffic even in network which accommodates lines based on different protocols
10977924735Virtual grid
10987912329Optical-switch testing apparatus, optical-signal switching apparatus, optical-switch testing method, and control method for optical-signal switching
10997907606Multi-plane cell switch fabric system
11007907295Image processing apparatus, control method thereof and control program thereof
11017903647Extending sso for DHCP snooping to two box redundancy
11027898950Techniques to perform rate matching for multimedia conference calls
11037894455Systems and methods for a signalling gateway for connecting networks
11047894426Conduit port for network chips
11057889684Method for managing a terminal device
11067881290Serial interface circuit and serial receiver
11077881275Rate adaptation
11087881235Mixed media conferencing
11097876746Remote management for network switches
11107873380Method of communication and base station
11117872989Full mesh optimization for spanning tree protocol
11127869358Communication relay apparatus, information management system, and control method and program therefor
11137864767Providing broadcast channel information
11147864757Packet switching
11157864714Capability management for automatic dialing of video and audio point to point/multipoint or cascaded multipoint calls

2010

11167860032Apparatus and method for efficiently running applications on a wireless communication device
11177856183Circuit for transmitting signals in a network node, particularly for a channel card for an optical wavelength division multiplex (WDM) signal trasmitting device
11187848318Serializer circuitry for high-speed serial data transmitters on programmable logic device integrated circuits
11197848317Communication module system having an interface module and interface module
11207844760Schedule and data caching for wireless transmission
11217843908Scalable two-stage Clos-networking switch and module-first matching
11227843907Storage gateway target for fabric-backplane enterprise servers
11237843906Storage gateway initiator for fabric-backplane enterprise servers
11247843905Modular high-capacity switch
11257839865Dynamically controlling fair access to a system packet interface attached switch enclosure
11267839786Method and apparatus for routing data in an inter-nodal communications lattice of a massively parallel computer system by semi-randomly varying routing policies for different packets
11277835308Method implemented by a subscriber unit for selectively suppressing communications
11287835284Method and apparatus for routing data in an inter-nodal communications lattice of a massively parallel computer system by routing through transporter nodes
11297831270Providing virtual talk group communication sessions in accordance with endpoint resources
11307830861Method and apparatus for functional architecture of voice-over-IP SIP network border element
11317830824System and method for providing reservationless third party meeting rooms
11327830814Providing information associated with network latency
11337826445Message formation and distribution in heterogeneous networks
11347826401Methods and program products for mapping a network address translator
11357822012Sliced crossbar architecture with inter-slice communication
11367818372Web portal framework for open innovation
11377817653Priority selection circuit
11387817627Large-scale packet switch
11397813337Network packet processing using multi-stage classification
11407808989Multiple-domain processing system using hierarchically orthogonal switching fabric
11417801953Push-to-talk wireless telecommunications system utilizing an voice-over-IP network
11427801289Voice-over network (VoN)/voice-over internet protocol (VoIP) architect using advance intelligent network alternatives
11437801121Serial communications systems with cyclic redundancy checking
11447796587Methods and apparatus for storage and processing of routing information
11457796542Method and apparatus for the prevention of unwanted calls in a callback system
11467792099Method of setting multicast transfer route and method of multicast label switching for realizing the same
11477787446Packet unstopper system for a parallel packet switch
11487787395Virtual networks
11497783295Call admission control device, and call admission control method
11507783022Apparatus and method for speaker identification during telecommunication calls
11517778261Using PSTN to communicate IP address for point-to-point text, voice, video, or data communication
11527778236Method and system for implementing transport service of next generation network
11537769003Data packet switch and method of operating same
11547769002Constrained dynamic path selection among multiple communication interfaces
11557765257Methods and apparatuses for selectively providing privacy through a dynamic social network system
11567764881Optical apparatus and optical cross connect apparatus
11577764695Arm and rollback in a multi-chassis system
11587764684Method for distributing calls to a group of end points
11597761876Method and system for balancing the load on media processors based upon CPU utilization information
11607761527Method and apparatus for discovering network based distributed applications
11617761105Managing text message traffic in mobile telephone networks
11627760715Circuit and method for rate-limiting a scheduler
11637757006Implementing conditional packet alterations based on transmit port
11647756124Encapsulating packets for network chip conduit port
11657751542Feeble ring tones
11667751360Packet transmission system, wireless basestation, and route optimization for packet transmission
11677747696Content-related information providing apparatus, content related information providing method, electronic bulletin board system, and computer program
11687746850Interface card and CTI system applying interface card
11697742486Network interconnect crosspoint switching architecture and method
11707742469Data input circuit and semiconductor device utilizing data input circuit
11717742462CD-ROM on which a program for functioning as an IP telephone terminal is recorded, management server, operation server, and IP telephone terminal setup method
11727733789Remote monitoring of switch network
11737729298Method and system for manipulating a shared object
11747724731Transmission network system
11757715541Methods, systems, and computer program products for using a personal conference to privately establish and control media connections with a telephony device
11767710953Method and apparatus for operating fast switches using slow schedulers
11777710952Flexible counter update and retrieval
11787710951Signaling method and signaling arrangement
11797706361Reconfigurable, fault tolerant, multistage interconnect network and protocol
11807701957Method and apparatus for switching, merging, and demerging data between data communication locations
11817701886Packet loss concealment based on statistical n-gram predictive models for use in voice-over-IP speech transmission
11827697554On-line data migration of a logical/virtual storage array by replacing virtual names
11837697475Processing a data stream format for mobile audiovisual reception
11847692683Video conferencing system transcoder
11857689240Transmit-power control for wireless mobile services
11867684389Multi-dimensional lattice network
11877684388Multi-grained network
11887684361Method for controlling connections to a mobile station
11897684356System and method for providing hotline and preemption features in real-time communications using presence and preference information
11907680944Rapid transport service in a network to peripheral device servers
11917680885Methods and apparatus for synchronization of data set representations in a bandwidth-adaptive manner
11927680474Superconducting digital mixer
11937679639System and method for enhancing eye gaze in a telepresence system
11947676582Optimized desktop sharing viewer join
11957675909Method and apparatus for horizontally slicing a multi-stage switch fabric
11967675905Methods, systems, and computer program products for selectively performing global title translation based on message type
11977675538Monitoring and control of administration systems
11987672301Distribution stage for enabling efficient expansion of a switching network
11997672299Network interface card virtualization based on hardware resources and software rings
12007668111Determining traffic flow characteristics in a storage area network
12017664057Audio-to-video synchronization system and method for packet-based network video conferencing
12027656867Serial bus identification circuit for a computer chip enclosed in a stainless steel can
12037656824Method and system for providing a private conversation channel in a video conference system
12047653250Adjusting sampling rate for encoding
12057649846Purge mechanism in link aggregation group management
12067647059Communication system
12077643477Buffering data packets according to multiple flow control schemes

2009

12087639678Multimodal data switch
12097639676SIP server
12107633517Providing satellite images of videoconference participant locations
12117630385Multiple domains in a multi-chassis system
12127630363Apparatus for adjusting receiving time point of burst data in optical burst switching network and method thereof
12137630362STM switching arrangement
12147627732Memory systems for automated computing machinery
12157626982System and method for communication over an adaptive service bus
12167624245Memory systems for automated computing machinery
12177623519Rule based routing in a switch
12187623511Device and method for retrieving/storing electronic data in a system with a plurality of data processing units
12197623476System and method for conferencing in a peer-to-peer hybrid communications network
12207620038Using hot swap logic in a communication system
12217617094Methods, apparatus, and products for identifying a conversation
12227616627Techniques for high definition audio modems
12237613177Method of adding stages to a scalable switching network
12247609629Network controller and control method with flow analysis and control function
12257606262Universal edge node
12267606181Apparatus, method, and computer program for processing audio information of a communication session
12277602776Time division multiplexed link connections between a switching matrix and a port in a network element
12287602775Internet security device and method
12297602763Distribution of frame synchronization information at base station
12307596133Apparatus and method for data transmission/reception using channel state information in wireless communication system
12317596103Call optimization in ad-hoc conference calls
12327593997Method and system for LUN remapping in fibre channel networks
12337593355Method and apparatus for an enhanced VoIP call initiation interface
12347590110Balanced high-capacity switch
12357590108Composite computer apparatus and management method thereof
12367586909Striping algorithm for switching fabric
12377583956System and method of conferencing endpoints
12387583664Techniques for transmitting and receiving traffic over advanced switching compatible switch fabrics
12397583649Rate adaptation
12407580376Methods and apparatus for providing high speed connectivity to a hotel environment
12417577135IP telephone system
12427577134Port expander for fibre channel fabrics in storage area networks
12437577110Audio chat system based on peer-to-peer architecture
12447577109Method and apparatus for selecting user data
12457574597Encoding of signals to facilitate traffic analysis
12467573916Multi-function high-speed network interface
12477573869Use of a single broadband SS7 signaling gateway for multiple wireless access gateways
12487570634Priority queuing of frames in a TDMA network
12497570618System and method for performing handover in a broadband wireless access communication system
12507570595Inverse multiplexing of digital data
12517564808Spread spectrum communication unit
12527561538Concentrator for speech telephones and method of communication over LAN using same
12537561536Method and apparatus for simultaneous incoming digital call processing using ISDN bonding channels
12547561535System and method for providing dynamic call models for users as function of the user environment in an IMS network
12557558222System and method for sending IP packets to a mobile station transitioning from dormant state to active state
12567558221Method and system for recording videoconference data
12577554976Method and system for transferring a packet stream to RDMA
12587551611Radio apparatus
12597551573Method and system for maintaining video connectivity
12607545751Method for transcoder optimization for group dispatch calls
12617542464Switching network
12627542461Method and apparatus for dynamically determining when to use quality of service reservation in internet media applications
12637539181Balanced bufferless switch
12647522931Method and apparatus for accessing a network computer to establish a push-to-talk session
12657522719System and method for server based conference call volume management
12667522587Flexible bandwidth allocation in high-capacity grooming switches
12677522542Dial up telephone conferencing system controlled by an online computer network
12687519089Arrangement in a channel adapter for transmitting data according to link widths selected based on received link management packets
12697519054Replication of multicast data packets in a multi-stage switching system
12707512142Managing a finite queue
12717512083Single chip multi-antenna wireless data processor
12727509141Software defined radio computing architecture
12737508798Virtual mimo communication system
12747502389Signaling control method and signaling-based communication apparatus furnished in communications network system
12757502365Wireless communication apparatus, wireless communication method, and computer-readable storage medium
12767499977Method and system for fault management in a distributed network management station
12777499729Apparatus to provide signal link between mobile phone and landline house telephone for voice communication
12787499441Method for allowing a subscriber unit to access a channel for voice transmissions
12797499414Method for administration of a multicast service
12807492776Network connection system and traffic shaping method for facilitating shaping traffic even in network which accommodates lines based on different protocols
12817492760Memory egress self selection architecture
12827492728Call handling in a packet voice network
12837486629System for controlling conference circuit in packet-oriented communication network
12847475161Implementing conditional packet alterations based on transmit port

2008

12857468974Efficient strictly non-blocking multicast switch architecture for time division multiplexed traffic
12867464163Service provisioning via attribute-based subscription
12877463631Method and apparatus for scheduling packet data transmissions in a wireless communication system
12887463625Stackable switch port collapse mechanism
12897461181Programming of configuration serial EEPROM via an external connector
12907460529Interconnection fabric using switching networks in hierarchy
12917460495Serverless peer-to-peer multi-party real-time audio communication system and method
12927460494Adaptive signaling in multiple antenna systems
12937453872Communication method and communication apparatus
12947453871Efficient redirection of logging and tracing information in network node with distributed architecture
12957453870Backplane for switch fabric
12967453869Carrier based call release
12977453839Wireless local area network channel resource management
12987453830Internet architecture for software based ACD
12997450577Flexible inter-network communication scheduling
13007450575Low redundancy data RAM architecture for monolithic time-space switches
13017444139Method and system for use of intelligent network processing to prematurely wake up a terminating mobile station
13027443844Switched fabric mezzanine storage module
13037443843Terminal relay device and relay method
13047440450Payload module having a switched fabric enabled mezzanine card
13057440447Techniques for path finding and terrain analysis
13067440421Detection of looping communication channels
13077436824Distributed switch architecture including a growth input/output bus structure
13087430202System and method of tributary time-space switching
13097428223Method for background noise reduction and performance improvement in voice conferencing over packetized networks
13107426205No-addressing modular-assembly Ethernet switch with a G.Link
13117426192Network conference system, conference server, record server, and conference terminal
13127424011Rearrangeably nonblocking multicast multi-stage networks
13137424010Strictly nonblocking multicast multi-split linear-time multi-stage networks
13147421257Receiver scheduling in ad hoc wireless networks
13157420970Read ports and methods of outputting data via read ports
13167420968High-speed switch architecture
13177420966Connection control module
13187417982Hybrid switching architecture having dynamically assigned switching models for converged services platform
13197412392Conference multi-tasking system and method
13207411951Communication method and communication apparatus
13217411950Communication method and communication apparatus
13227411948Ethernet switch
13237408954Communication method for transmitting streaming data
13247408927High performance switch fabric element and switch systems
13257406103Method and apparatus for transmitting data in Gigabit Ethernet passive optical network
13267403483Optimum route calculation method and storage medium which stores optimum route calculation program
13277400592Picture distribution system and method thereof
13287397772Method and apparatus for acoustic echo cancellation in a communication system providing TTY/TDD service
13297391775Method and apparatus to provide network data recovery optimization with header compression enabled in unreliable environment
13307391766Packet unstopper system for a parallel packet switch
13317388878Method and apparatus for providing a control frame duration correlated to data frame duration
13327385969Cross-point switch fabric and switch fabric slice
13337382775Multiple-path wormhole interconnect
13347380020Method and arrangements for router advertisement in a network with mobile anchor points
13357376755TCP/IP processor and engine using RDMA
13367376139Inter-switch voicemail analysis tool
13377372828Wireless access point management in a campus environment
13387366276Method and apparatus for transferring signaling messages
13397366165Input line interface device and packet communication device
13407366116Network telephone system and methods therefor
13417359359Method and system of channel adaptation
13427356025Switching apparatus for switching data between bitstreams
13437356024Communication apparatus and communication method
13447350012Method and system for providing fault tolerance in a network
13457346912Method and system for managing video devices
13467346066Integrated broadband and narrowband SS7 signaling gateway with M3UA and point code mapping
13477346051Slave device, master device and stacked device
13487342922Multi-stage switching for networks
13497336666Data transport for bit-interleaved streams supporting lane identification with invalid streams
13507330899Apparatus and method for developing applications with telephony functionality
13517330467System and method for centralized, intelligent proxy driver for a switch fabric
13527328239Method and apparatus for automatically data streaming a multiparty conference session
13537324509Efficient optimization algorithm in memory utilization for network applications
13547324508Crossbar switching circuit and operating method thereof
13557317725System and method for implementing combined packetized TDM streams and TDM cross connect functions
13567317718Flexible counter update and retrieval
13577315518Method and apparatus for the prevention of unwanted calls in a callback system

2007

13587307973System and method for ranging for a fast handover in a mobile communication system
13597305676Communication device configured for real time processing of user data to be transmitted
13607301942Method for determining combination of data for transfer, and combination determining circuit
13617301913Transcoding arrangement in a session initiation
13627295566SVC signaling system and method
13637292571Load balancing with direct terminal response
13647292543Speaker tracking on a multi-core in a packet based conferencing system
13657289522Shared dedicated access line (DAL) gateway routing discrimination
13667286475GPRS system and in-zone node apparatus, and bearer setting method used therefor
13677283520Data stream permutation applicable to large dimensions
13687280538Multicast concentrators
13697274691Network switch with packet scheduling
13707274690Age selection switching scheme for data traffic in a crossbar switch
13717269168Host bus adaptor-based virtualization switch
13727266123System and method for prioritizing and communicating subscriber voice and data information
13737266091System and method for conferencing in inter/intranet telephony
13747263097Programmably sliceable switch-fabric unit and methods of use
13757263092Combining narrowband applications with broadband transport
13767263071Connectionless TCP/IP data exchange
13777260093Time-slot interchange switches having group-based output drive enable control and group-based rate matching and output enable indication capability
13787257090Multi-site teleconferencing system
13797245641Variable length packet switching system
13807236488Intelligent routing switching system
13817233580Apparatus and method for multiple party communication session
13827230952Self-configuring distributed switch
13837230947Minimum latency cut-through switch fabric
13847212528System and method for reassembling packets in a network element
13857212525Packet communication system
13867206308Method of providing a non-blocking routing network
13877206283High-performance network switch
13887205881Highly parallel switching systems utilizing error correction II
13897203174Auto detection of SGMII and GBIC modes
13907200214Method and system for participant control of privacy during multiparty communication sessions
13917197536Primitive communication mechanism for adjacent nodes in a clustered computer system
13927197031Cross-connection of high bandwidth signal traffic across independent parallel shelves
13937187936Wireless tracking system for personal items
13947187672Connection rearrangement in communication switches
13957187662Table driven call distribution system for local and remote agents
13967177314Transmit virtual concatenation processor
13977177301Signal permuting
13987173931Scheduling the dispatch of cells in multistage switches
13997173906Flexible crossbar switching fabric
14007170895Switch and a switching apparatus for a communication network
14017170889System and method for efficiently using channel unit hardware to provide multiple narrowband channels overlaid on a single wideband channel in a satellite communications network
14027170881Method and apparatus providing user programmable, personalized location-aware services
14037170863Push-to-talk wireless telecommunications system utilizing a voice-over-IP network
14047164695Wireless transmission apparatus and wireless transmission method
14057161906Three-stage switch fabric with input device features

2006

14067154887Non-blocking grooming switch
1407714939710/100/1000Base-T small-form-factor-pluggable module
14087146163Sender-address-based telecommunications operator callback system and method
14097145916Full multicast connectivity over SONET
14107145905Call queuing service termination
14117145884Speaker tracking on a single core in a packet based conferencing system
14127139266Configuring equivalent multi-stage interconnection networks in the bit-permuting style
14137124166Duplicating digital streams for digital conferencing using switching technologies
14147116986System and method for providing secure communication between network nodes
14157116659Data transmission memory
14167116633Packet switching system and method
14177113506Butterfly network with switches set for two node disjoint paths and method for forming the paths
14187113505Mesh architecture for synchronous cross-connects
14197106729Switching control mechanism based upon the logical partitioning of a switch element
14207103056Scheduling the dispatch of cells in multistage switches using a hierarchical arbitration scheme for matching non-empty virtual output queues of a module with outgoing links of the module
14217103039Hardware load balancing through multiple fabrics
14227099315Method and apparatus for enabling L3 switching by a network switch in a stacking environment
14237088712Call data and hardware cache for a dial-up access concentrator
14247085256System and method for adaptive polling in a WLAN
14257082132Universal edge node
14267079539Method and apparatus for classification of packet data prior to storage in processor buffer memory
14277072334Physical implementation of switching fabrics constructed from recursive 2-stage interconnection
14287068650Apparatus and method for SerDes rate matching using symbol interleaving
14297065076Modular scalable switching networks
14307065073Self-routing control mechanism over multistage interconnection networks of concentrators
14317062570High performance server farm with tagging and pipelining
14327061941Data input and output circuits for multi-data rate operation
14337061908Switch structure
14347058168Method and system for participant control of privacy during multiparty communication sessions
14357058051Packet processing device
14367054311Methods and apparatus for storage and processing of routing information
14377046783Seamless re-direction of calls between home and mobile telephones
14387046780Efficient buffer allocation for current and predicted active speakers in voice conferencing systems
14397046661Scheduling the dispatch of cells in non-empty virtual output queues of multistage switches using a pipelined hierarchical arbitration scheme
14407043003Device and method for improving the load distribution in a signaling network
14417042874Digital switching system and method of switching data of same
14427042366Use of remote controls for audio-video equipment to control other devices
14437039074N-way demultiplexer
14447039019Telephone exchanging apparatus and telephone system
14457031302High-speed stats gathering in a network switch
14467031268Call optimization in ad-hoc conference calls
14477027816Method for changing over to different frequency at cellular phone system and cellular phone system using the method and base station controlling apparatus in the system and mobile communication terminal in the system
14487027436Communication multistage switching techniques
14497020131System and method for hierarchical switching
14507020118System and method for activation of a wireless module
14517020094Method and system for transmitting at least one client signal within a server signal
14527016315Token passing arrangement for a conference call bridge arrangement
14537013361Routing switcher with variable input/output architecture
14547009966Method and apparatus for a data first optical network
14557009964Rotator switch data path structures
14567002961Information network virtual backplane
14576996095Shared VT connectivity over SONET
14586996073Methods and apparatus for providing high speed connectivity to a hotel environment
14596995656Switching device comprising local decoding means
14606990097Cell-based switch fabric with inter-cell control for regulating packet flow
14616990096Cell-based switch fabric architecture implemented on a single chip
14626990095Self-routing data switching system
14636990081Conference call bridge arrangement
14646990063Distributing fault indications and maintaining and using a data structure indicating faults to route traffic in a packet switching system
14656985577Device for optimizing the circuit switching capacity of a switching center
14666983342High speed OC-768 configurable link layer chip
14676983330Method and apparatus for using multiple paths for processing out of band commands
14686982974Method and apparatus for a rearrangeably non-blocking switching matrix

2005

14696968131Topology discovery in optical WDM networks
14706967949Method and apparatus for forwarding packets in an ethernet passive optical network
14716967948Out-of-band signalling apparatus and method for an optical cross connect
14726961257Content addressable control system
14736959151Communication network
14746959128Coupler-based optical cross-connect having a regeneration module
14756957018Optical packet exchange system and optical switch
14766956985Semiconductor-based optical switch architecture
14776956868Labeled optical burst switching for IP-over-WDM integration
14786956687Optical blocking filter having an array of micro-mirrors
14796954563Optical routing mechanism with integral fiber input/output arrangement on MEMS die
14806954518Voice over IP voice mail system configured for placing an outgoing call and returning subscriber to mailbox after call completion
14816954457Conditionally nonblocking switch of the circular expander type
14826952533Internet protocol over WDM network, and packet communication system and method in the IPOW network
14836950609Tunable, multi-port optical add-drop multiplexer
14846950391Configurable network router
14856947669Generic optical routing information base support
14866947626Optical cross-connect device
14876947623Signals and methods for increasing reliability in optical network equipment
14886947441Method and system for verifying spectral compatibility of digital subscriber line connections
14896947421System method for the automatic routing of data packets in an optical data packet stream
14906947377Path network and path network operation method using conversion of protection path into working path
14916944405Bit-rate-independent optical cross-connect device in optical transmission system
14926944400Optical path switching device
14936944364Method and apparatus for regenerating optical signals in an all-optical cross-connect switch
14946944361Electrically controllable integrated optical cross-connect
14956940863Edge router for optical label switched network
14966937822Switch for an optical transmission network using wavelength division multiplexing
14976937782Polarization-stabilized all-optical switch
14986937614Transparent port for high rate networking
14996936950Micro-actuator utilizing electrostatic and Lorentz forces, and micro-actuator device, optical switch and optical switch array using the same
15006934477Method and apparatus for free-space optical communication without eletro-optical conversion
15016934472Optical layer multicasting using a single sub-carrier header and a multicast switch with active header insertion
15026934471Photonic switch using time-slot interchange
15036934434Circuit for switching optical paths
15046934305Method and apparatus for detecting errors in a backplane frame
15056934285Method and system for transmission and modification of intelligent network parameters
15066934248Apparatus and method for optical communication protection
15076934069Chromatic dispersion compensation device having an array of micromirrors
15086933852Optical switching apparatus and optical communication network system
15096931175Optical node with add-drop or cross-connect functionality
15106931172Optical switch, optical add/drop apparatus, optical transmission system, and method of producing optical switch
15116931013PON transmission system and dynamic band assignment system to be employed in the same
15126930999Scalable voice over IP system providing independent call bridging for outbound calls initiated by user interface applications
15136925263Method and apparatus for transmission of upstream data in an optical network
15146925259MAC protocol for optical packet-switched ring network
15156925257Ultra-low latency multi-protocol optical routers for the next generation internet
15166925221Control system for an optical fiber switch
15176925219Device for a passive optical network
15186925218Control techniques and devices for an optical switch array
15196922530Method and apparatus for optical channel switching in an optical add/drop multiplexer
15206922529Optical communications systems, devices, and methods
15216922501Fast optical switch
15226922500Optical configuration for optical fiber switch
15236922239Multi-wavelength cross-connect optical switch
15246920131Global distributed switch
15256917739Optical cache memory
15266915078Optical frame format
15276915036Field reconfigurable line cards for an optical transport system
15286912221Method of providing network services
15296909701Method and system for distributing a timing signal
15306907158Configurable optical add/drop multiplexer with partial or complete wavelength drop capability
15316907041Communications interconnection network with distributed resequencing
15326904239Wavelength associative addressing system for WDM type light packet steering
15336904211Optical pulse code recognition device and optical distributor
15346904195Optical switch with adjustable optical loss
15356904018Method for high speed rerouting in multi protocol label switching network
15366898341Optical system for calibration and control of an optical fiber switch
15376895187Branching unit and system for underwater optical communication
15386894970Router switch fabric protection using forward error correction
15396892032WDM optical network with passive pass-through at each node
15406892001Optical packet header identifier, optical router incorporating the same therein, and optical routing method using the router
15416891989Optical switch systems using waveguide grating-based wavelength selective switch modules
15426891856Delay-compensated timeslot assignment method and system for point-to-multipoint communication networks
15436888975Multi-dimensional optical cross-connect switching system
15446888846Data transfer in an optical network communication system
15456885824Expandable optical array
15466882800Optical switching system for switching opticals signals in wavelength groups
15476882799Multi-grained network
15486882769Control system for an optical fiber switch
15496882765Connection protection between clients and optical cross-connect switches
15506879783Node device and optical network system
15516879754Drop-before-add optical switching and routing system employing grating-based wavelength selective switches
15526876817Method for routing optical packets using multiple wavelength labels, optical packet router using multiple wavelength labels, and optical packet network that uses multiple wavelength labels
15536876651Cascaded parallel phase locked loops
15546876649High-capacity WDM-TDM packet switch
15556873797Optical layer multicasting
15566873796Node device and optical path setting method
15576871021Optical switch with connection verification
15586870985Optical cross-connect switch
15596870836System and method for transfer of IP data in an optical communication networks
15606868237Terrestrial optical communication network of integrated fiber and free-space links which requires no electro-optical conversion between links
15616868232Fast protection switching by snooping on upstream signals in an optical network
15626868205Wavelength router
15636868199Fast tunable wavelength selective optical switch
15646868198Optical switch for switching between multiple main light emitters
15656862380Transparent optical switch
15666862349Method and apparatus for delivering secured telephony service in a hybrid coaxial cable network
15676859829Method and mechanism for providing computer programs with computer system events
15686859576Optical cross-connect system
15696859575Self aligning opto-mechanical crossbar switch
15706856767Optical signal quality selection system
15716856719Optical switch system
15726856623Communication system, method of processing message in communication system, and station-side unit and subscriber-side unit
15736850711Unused band use right acquisition controlling method and passive optical network for the same
15746850708Distributed intelligence wavelength division multiplexed network
15756850707Secure optical layer multicasting to effect survivability
15766850704Low-overhead fault-tolerance techniques for optical and other cross-connect systems
15776850662Optical switch for reciprocal traffic
15786850661Multiple element controlled optical coupling
15796847787WDM network node module
15806847786Compact wavelength filter using optical birefringence and reflective elements
15816847755Optical cross connection switch using voltage-controlled interferometric optical switching elements
15826847644Hybrid data transport scheme over optical networks
15836847641Apparatus and methods for establishing virtual private networks in a broadband network
15846845185High-speed wavelength channel selector and high-speed photonic integrated circuit-type space and wavelength multiplexed channel selector employing the same
15856845103Apparatus and method for controlling initialization of a DMT system
15866842563Waveguide grating-based wavelength selective switch actuated by micro-electromechanical system
15876842555Method and apparatus for optical switching with same side input and outputs
15886842554Optical cross-connect device and optical network
15896842553Method for cross-connecting optical signals at high speed
15906839514Method and apparatus for operation, protection, and restoration of heterogeneous optical communication networks
15916839482Tunable optical filtering device and method
15926839480Optical switching apparatus, optical transmission system and method of setting up for optical signal route
15936839472Solid state optical interconnect system
15946839322Method and system for optical routing of variable-length packet data

2004

15956836621Tunable device for and method of extracting and inserting optical carriers in optical communications networks
15966836582Optical switching device and a method of controlling the device
15976836353Redundant switch fabric methods and system for switching of telecommunication signals
15986834136Multi-wavelength cross-connect optical switch
15996834135Optical switching system
16006829437Hybrid electronic/optical switch system
16016829436Optical cross-connect device with transparency
16026829402Optical switch and method of manufacturing the same
16036829401Parallelization of optical switch fabrics
16046826349Wavelength router
16056823104Controlling messaging in an optical network
16066823097Optical switching apparatus with divergence correction
16076823096Broadband optical switching arrangements with very low crosstalk
16086819870All-optical networking optical fiber line delay buffering apparatus and method
16096819823Multi-wavelength cross-connect optical switch
16106819819Method and apparatus for optical communication
16116819666Optical layer multicasting using multiple sub-carrier headers with header detection, deletion, and insertion via reflective single sideband optical processing
16126816683Wavelength division multiplexing communications network supervisory system
16136816639Optically powered and controlled optical switch
16146816296Optical switching network and network node and method of optical switching
16156813445Optical crossconnect apparatus and optical transmission system
16166813413Method and a system for protecting data transmitted on an optical ring formed of a single optical fiber
16176813408Methods for performing in-service upgrades of optical wavelength cross connects
16186813407Method and apparatus for bridging optical signals in an optical network
16196813276Optical layer multicasting using a single sub-carrier header with active header detection, deletion, and re-insertion via a circulating optical path
16206812827System and method for testing and maintaining a predetermined physical bit rate on a line connection
16216810211Preferred WDM packet-switched router architecture and method for generating same
16226810165Optical cross connect utilizing free space optics and an array of micro mirrors
16236810008Immediate rerouting in data networks
16246809846Optical switch and optical network
16256807329Method and device for polarization-based all-optical switching
16266804463Connection verification for all-optical cross-connects by signal cross-correlation
16276804256Automatic bandwidth adjustment in a passive optical network
16286804255Hardware implementation of channel scheduling algorithms for optical routers with FDL buffers
16296804059Wide-band tunable optical filter using electroholograms written into photorefractive crystals
16306801684Optical switch fabric for individually switching optical paths for optical signals between input and output ports
16316801548Channel ordering for communication signals split for matrix switching
16326800856Light sampling system
16336798993WDM optical networks arranged for internetworking with packet networks
16346798951Wavelength router with a transmissive dispersive element
16356798944Fiber optic circuit and module with switch
16366798941Variable transmission multi-channel optical switch
16376798938Routing optical matrix switching method and device
16386798936Optical switching system and optical switching method
16396798934Optical data throughput protection switch
16406798781Optical communications system
16416798562Fast optical wavelength shifter
16426795652WDM optical network with passive pass-through at each node
16436795606Optical ADD-DROP module which can be expanded modularly
16446795601Achromatic optical switching/routing systems
16456792210Hybrid optical add/drop multiplexing devices
16466792208Method and apparatus for hierarchical optical switching
16476792207Optical WDM network having mixed wavelength routing and fiber routing cross-connect switches
16486792176Optical switch expanding method, optical switch, and optical crossconnecting apparatus
16496792174Method and apparatus for signaling between an optical cross-connect switch and attached network equipment
16506791993Virtual gateway system and method
16516788839Time slot tunable all-optical packet data routing switch
16526788395Coherent analyzer for multi-port optical networks
16536785442Multi-order optical cross-connect
16546785438Strictly non-blocking optical switch core having optimized switching
16556785436METHOD OF AND OPERATING ARCHITECTURAL ENHANCEMENT FOR COMBINING OPTICAL (PHOTONIC) AND DATA PACKET-BASED ELECTRICAL SWITCH FABRIC NETWORKS WITH A COMMON SOFTWARE CONTROL PLANE WHILE PROVIDING INCREASED UTILIZATION OF SUCH COMBINED NETWORKS
16566782210Optical packet routing network system based on optical label switching technique
16576782201Four fiber ring network optical switching circuit using branched inputs
16586782200Packet-based optical communications networks
16596778725Optical switching apparatus, optical transmission system and method of setting up for optical signal route
16606778719Optical device for wavelength interleaving or dissociation and optical switch
16616778561Hybrid data transport scheme over optical networks
16626778550Method and apparatus for TDM/TDMA communications
16636778536Combined wavelength division multiplexing, time division multiplexing, and asynchronous packet switching with common time reference
16646778270Holographic demultiplexor
16656775479WDM optical network with passive pass-through at each node
16666775477Optical communication network and protection methods
16676771908Fast protection switching by snooping on downstream signals in an optical network
16686771906Optical line distribution frame
16696771905Optical transmission systems including optical switching devices, control apparatuses, and methods
16706771849Optical fiber protection switch
16716771643Interconnecting packet switches
16726768871Optical layer multicasting using a multicast switch to effect survivability and security
16736768831Optical add-drop multiplexing apparatus
16746768827Integrated optical router
16756768573Polarization control optical space switch
16766768572Solid state free space switch array on a substrate
16776766114Optical layer multicasting using a single sub-carrier header and a multicast switch with active header insertion via single sideband optical processing
16786766113Control channel processor and switching mechanism
16796765928Method and apparatus for transceiving multiple services data simultaneously over SONET/SDH
16806763192Integration of all-optical crossconnect functionality in an optical packet switching apparatus
16816763191Optical switching apparatus and methods
16826763032Cable modem system with sample and packet synchronization
16836763022Switching network for a broadband communication system
16846762877Technique for selectively frequency translating optical channels in an optical network
16856760549Optical layer multicasting using a multiple sub-carrier header and multicasting switch
16866760504Optical switching system with power balancing
16876760503Scalable optical router/switch and method of constructing thereof
16886760346Packet switching network
16896757498WDM optical network with passive pass-through at each node
16906757497Optical layer multicasting using a single sub-carrier header and a multicast switch with active header insertion via reflective single sideband optical processing
16916757496Optical layer multicasting using a single sub-carrier header and an optical multicasting switch
16926757495Optical layer multicasting using a multiple sub-carrier header and a multicast switch with active header insertion via single sideband optical processing
16936757494Wavelength routing in a photonic network
16946757282Fast switching of data packet with common time reference
16956757260Ancillary information transmission while user is on hold during a telecommunications device teleconference
16966757251Optical line termination, passive optical network system and method of dynamically controlling an upstream band
16976754450Optical layer multicasting using a single sub-carrier header with active header detection, deletion, and new header insertion via opto-electrical processing
16986754449Optical layer multicasting switch
16996754410Integrated wavelength-selective cross connect
17006754409Planar array optical switch and method
17016751418WDM optical network with passive pass-through at each node
17026751416Reconfigurable optical recognition of bit information in a digital data stream with different bit rates
17036751372Four-port wavelength-selective crossbar switches (4WCS) using reciprocal WDM MUX-DEMUX and optical circulator combination
17046748174WDM optical network with passive pass-through at each node
17056748170Method for optimizing a mostly optical network
17066744983Optical switching matrix
17076744942Optical cross-connect
17086744762Node device, communication network having a plurality of node devices, and control method therefor
17096741811Optical cross-connect device and system having the device
17106741768Optical switch
17116738582Synchronization system for all optical slotted ring dynamic networks
17126738543Hitless tunable wavelength filters
17136738540Optical cross-connect switch using programmable multiplexers/demultiplexers
17146738354Label selection for end-to-end label-switched traffic through a communications network
17156738176Dynamic multi-wavelength switching ensemble
17166735393All-optical network with passive wavelength routers
17176735392System and method for transmitting and restoring an optical signal
17186735390Method and apparatus for terminating optical links in an optical network
17196735357Monitoring and control of all-optical cross connect fabrics using multiple laser sources
17206735288Voice over IP voice mail system configured for placing an outgoing call and returning subscriber to mailbox after call completion
17216735211Packet communications customer-station apparatus
17226735199Time frame switching responsive to global common time reference
17236735176Dynamic bandwidth management and rerouting
17246731876Packet transmission device and packet transmission system
17256731874Optical transmission apparatus and optical systems
17266731830Asymmetric compatible network element
17276731648Method and apparatus for transmitting a return signal in a loop network
17286728484Method and apparatus for providing channel provisioning in optical WDM networks
17296728248Optical line terminal
17306728212Asymmetric void filling scheduler with bandwidth grabbing
17316724995Bidirectional router and a method of bidirectional amplification
17326724953Optical cross-connect apparatus, and its signal monitoring method
17336724757Configurable network router
17346721797Partial back pressure (PBP) transmission technique for ATM-PON using rate controllers to reduce a maximum output rate from a peak rate to a controlled rate
17356721509Self-adjusting optical add-drop multiplexer and optical networks using same
17366721504Method for requesting grant for MAC protocol in PON
17376721315Control architecture in optical burst-switched networks
17386718140Optical wavelength division multiplexing transmission network device
17396718139Optical fiber ring communication system
17406718084Integrated optical line card protection module
17416718081Optical switch
17426718080Optical programmable delay system
17436714740Optical network and switch control method for use in the optical network
17446714698System and method for programming and controlling a fiber optic circuit and module with switch
17456714697Optical switching apparatus and optical switching method
17466714341Wavelength converter and optical cross-connect system using the same
17476714339Optical switch based on light spatial modulators
17486711357Timing and synchronization for an IP router using an optical switch
17496711320Multi-wavelength cross-connect optical switch
17506708001Method and apparatus for transmitting an internet protocol (IP) packet within a fiber optic network
17516708000Photonic node, photonic nodes for transmission and reception, and method of restoring traffic upon occurrence of link failure in optical path network
17526707594Method and device for switching wavelength division multiplexed optical signals using two-dimensional micro-electromechanical mirrors
17536705165High voltage drive circuitry aligned with MEMS array
17546704508Optical crossconnect, optical network device, and connection status supervisory method
17556701088IP packet transmission equipment
17566701036Mirror, optical switch, and method for redirecting an optical signal
17576697874Method for controlling the access, such as medis access protocol, of a plurality of terminal adapters
17586697574Multiple input waveguide grating router for broadcast and multicast services
17596697547Wavelength power equalization by attenuation in an optical switch
17606697546Optical node system and switched connection method
17616697374Optical network communication system
17626694209Cell fabricated as an IC with a redesigned transceiver package which can be multiplexed to different states without user input
17636694100Space wavelength time-division multiple access optical transmission system
17646694098Apparatus and method for reading data from an optical packet header
17656694073Reconfigurable free space wavelength cross connect
17666694072Flexible, modular, compact fiber switch improvements
17676694070Apparatus and method for training high density optical cross connects
17686693926MEMS-based selectable laser source
17696690851Virtual optoelectronic crossbar switch
17706690849Optical switch having MEMS array with reduced optical loss
17716690848Metropolitan photonic switch
17726690749High speed encoding and decoding apparatus and method for analog subscriber connections
17736690513Rhomb interleaver
17746687240Transaction routing system
17756687044Connection discovery for optical amplifier systems
17766684031Ethernet fiber access communications system
17776683711Wavelength selective light source using Bragg-grating
17786680948System and method for transmitting packets over a long-haul optical network
17796678473Cross-connect device and a method for switching using space switching and grouping of channels
17806678437Method of and architecture for optically switching light communication signals in fiber optic networks and the like
17816678080Optical add/drop multiplexer
17826674937Optical wavelength routing circuits
17836674754Wavelength division multiplexing combined with time division multiplexing using a common time reference
17846674558High-throughput, low-latency next generation internet networks using optical label switching and high-speed optical header generation, detection and reinsertion

2003

17856671256Data channel reservation in optical burst-switched networks
17866671254Communication network and communication node used in such network
17876671082Optical switch
17886668174Method and system for a micro-channel bank for providing voice, data and multimedia services in a wireless local loop system
17896668108Optical cross-connect switch with integrated optical signal tap
17906668106Crosspoint microwave switching architecture for optical telecommunications
17916665567Optical-ring integer linear program formulation
17926665495Non-blocking, scalable optical router architecture and method for routing optical traffic
17936665463Optical switching system
17946665460Method and apparatus for selecting signal components from optical signals
17956665315Transmission apparatus automatically acquiring identifying information and independently measuring propagation delay
17966661946Method of controlling optical signal power at an add/drop node in a WDM optical communication system
17976661789Dynamic burstification based on fully/partially shared multicast entities
17986658212Polarization-independent, configurable optical multiplexer
17996658177Switching device and method of fabricating the same
18006658175Switch for optical signals
18016658017Communication network, and node device used therein and control method therefor
18026658009Band allocation method and transmission system for transmitting variable-length packets
18036657780Widely tunable and integrated optical system and method
18046657773Wavelength selector and converter and a photonic switching matrix incorporating it
18056657770Programmable optical multiplexer/demultiplexer
18066657757High-throughput low-latency next generation internet network using optical label switching and high-speed optical header generation detection and reinsertion
18076654565System and method for increasing upstream communication efficiency in an optical network
18086654379Integrated ring-mesh network
18096650840Method for identifying faults in a branched optical network
18106650804Optical switch for reciprocal traffic
18116650803Method and apparatus for optical to electrical to optical conversion in an optical cross-connect switch
18126650529Inductor and method of manufacturing same
18136647428Architecture for transport of multiple services in connectionless packet-based communication networks
18146647208Hybrid electronic/optical switch system
18156647010Optoelectronic network interface device
18166643463Optical wavelength division multiplexing transmission network system using transmitting/receiving apparatuses having 2-input and 2-output optical path switching elements
18176643423System and method for bridge and roll in a photonic switch
18186643422Optical switch changeover controlling method, optical node device and optical switch system
18196643042Optical communication network node
18206640023Single chip optical cross connect
18216636527Optical line termination in ATM-based PON
18226636337Optical switching device based on stable, non-absorbing optical hard limiters
18236633629Wave division multiplexed switch fabric
18246633581Serial communication apparatus
18256633541Ascending transmission speed controlling method and communication system in ATM-PON system
18266631245Device for extracting and inserting optical carriers in optical communications networks
18276631222Reconfigurable optical switch
18286631134Method for allocating bandwidth in an optical network
18296631018WDM optical network with passive pass-through at each node
18306628858Waveguide Bragg-grating based all-optical wavelength-routing switch with wavelength conversion
18316628440System for diverting an optical component signal from a multiplexed optical signal
18326626590Optical communication network
18336626589Optical packet switching
18346626587Method and system for transmitting optical communication
18356621621Line amplification system for wavelength switched optical networks
18366619865Optical frequency division multiplexing network
18376618518Microelectromechanical optical cross-connect switches including row and column addressing and methods of operating same
18386618517Cascadable large optical cross-connect
18396618395Physical coding sub-layer for transmission of data over multi-channel media
18406616344Interconnection system for optical networks
18416614948Electrically switchable optical elements using wavelength locked feedback loops
18426614574Total internal reflection light modulating microstructure devices
18436609840Wave length associative addressing system for WDM type light packet steering
18446608715Wavelength converter using Bragg-grating
18456606427Switch for optical signals
18466603899Optical bus
18476603894MEMS mirror arrays and external lens system in an optical switch
18486600852Wavelength selective device and switch and method thereby
18496600849Control system for optical cross-connect switches
18506600583Optical internet router
18516600582Optical add/drop wavelength switch
18526600581Connection verification in optical cross-connect arrangements
18536598184Method and apparatus for determining the failure probability of a data network
18546597830Matrix optical switch and optical ADM
18556597826Optical cross-connect switching system with bridging, test access and redundancy
18566597824Opto-electronic distributed crossbar switch
18576597691High performance switching
18586597481Controllable wavelength-selective optical cross-connect
18596594412Optical add/drop device
18606594259Network element interconnection management system
18616594082Optical wavelength router using reflective surfaces to direct output signals
18626594050Optical communication switch node
18636594049Optical router
18646594044Apparatus and method for automatic port identity discovery in heterogenous optical communications systems
18656591028Strictly non-blocking switch core having optimized switching architecture based on reciprocity conditions
18666590681Optical WDM network having an efficient use of wavelengths and a node therefor
18676587616Tuneable optical filter
18686587611Maintaining path integrity in an optical switch
18696587240Optical switching node and method for operating same
18706587235Method and apparatus for capacity-efficient restoration in an optical communication system
18716585382Optical systems using switched mirrors
18726584243Switching device for an optical transmission network
18736584112Exchange guaranteed to have same terminal identifier information as that of subscriber terminal equipment
18746583898Optical transmission device and method for checking transmission in an optical transmission device
18756580847Multistage photonic switch fault isolation
18766580846Actively-controllable optical switches based on optical position sensing and applications in optical switching arrays
18776580845Method and device for switching wavelength division multiplexed optical signals using emitter arrays
18786580537High-throughput, low-latency next generation internet networks using optical label switching and high-speed optical header generation, detection and reinsertion
18796580534Optical channel selector
18806580530Optical communication system
18816579018Four-fiber ring optical cross connect system using 4.times.4 switch matrices
18826577793Optical switch
18836577425Optical device for processing a sequence of bits
18846577418Optical internet protocol switch and method therefor
18856577414Subcarrier modulation fiber-to-the-home/curb (FTTH/C) access system providing broadband communications
18866577412System and method of determining end point candidates for an optical channel in a data network
18876574392Wavelength router
18886574391Apparatus and method for wavelength selective switching
18896574387All-optical switching system and method thereof
18906574386Dynamically reconfigurable optical switching system
18916574384Testing operation of a photonic switch
18926571030Optical cross-connect switching system
18936570887Method and apparatus employing associative memories to implement message passing
18946570886Time slot management method and a main station and substation realizing such a method
18956570874ATM switch
18966570872Self-configuring distributed switch
18976570687Optical packet exchange system and optical switch
18986570685Node for optical communication and wavelength-division multiplexing transmission apparatus having a ring structure composed of the same nodes
18996570684Optical routing/switching systems
19006570683Wavelength re-use
19016570681System and method for dynamic optical switching using a diffractive optical element
19026567858Optimal all-to-all personalized exchange in optical multistage networks
19036567576Optical switch matrix with failure protection
19046567575Method and apparatus for determining loss parameters for optical cross-connects
19056567574Modular three-dimensional optical switch
19066567429Wide area multi-service broadband network
19076567194Optical communication network and protection methods
19086563979Automatically switched redundant switch configurations
19096563974High resolution fault-tolerant fiber-optical beam control modules
19106563895Optical bit rate converter
19116563846Multifunction optical transmitter for DWDM system
19126563615Technique for detecting noise on a data channel
19136560000Wavelength-dependent optical signal processing using an angle-to-offset module
19146559990Optical delay circuit having optical loop for repeatedly introducing delay time between input data and output data and method used therein
19156559989Optical packet header processing apparatus for optical packet switch
19166559984Apparatus for monitoring optical path based on the identification of optical cross-connect input ports
19176556743Optical signal add and drop apparatus
19186556738Fiber optic circuit and module with switch
19196556321WDM optical network and switching node with pilot tone communications
19206556318Method and apparatus for signal and switch monitoring in an optical cross connect
19216552833Programmable optical add/drop multiplexer
19226552832Telecommunications system including transmultiplexer installed between digital switch and optical signal transmission fiber
19236549695Method and apparatus for optically switching data
19246549691Optical cross switching system
19256549314Optical control apparatus, optical junction apparatus, optical ADM apparatus and optical transmission apparatus having thereof
19266549313Broadbrand electronic N.times.N cross-connect switch using tunable lasers
1927654616211/2.times.2 optical switch with a transmissive switching element
19286546014Method and system for dynamic bandwidth allocation in an optical access network
19296545792Polarization independent non-blocking all-optical switching device
19306545786Optical self-routing scheme with low optical loss and compact size
19316545784Optical cross connect unit, optical add-drop multiplexer, light source unit, and adding unit
19326545783Optical wavelength add/drop multiplexer
19336545781High-throughput, low-latency next generation internet networks using optical label switching and high-speed optical header generation, detection and reinsertion
19346545779System for dealing with faults in an optical link
19356543286High frequency pulse width modulation driver, particularly useful for electrostatically actuated MEMS array
19366542655N.times.N crossconnect switch using wavelength routers and space switches
19376542511Programmable transport and network architecture
19386542269Optical device for processing an optical impulse
19396542268OPTICAL CHANNEL CROSS CONNECT FOR TELECOMMUNICATION SYSTEMS IN WDM TECHNOLOGY (WAVELENGTH DIVISION MULTIPLEXING) HAVING A DOUBLE SPATIAL SWITCHING STRUCTURE OF OPTICAL FLOWS STRICTLY NOT BLOCKING AND INTERPOSED FUNCTIONAL UNITS OPERATING ON SINGLE CHANNELS
19406542267Light ramp 2000 fiber optic local access architecture
19416539144Method and system for restoring optical ring-networks
19426539143Optical switching system
19436539138System and method for switching optical signals through free space
19446539132Acousto-optical switch for fiber optic lines
19456538818Method and device for wavelength switching, wavelength division multiplexing, and time division multiplexing
19466538784Multicast-capable optical cross-connect with layered modularity
19476538781Multimedia distribution system using fiber optic lines
19486538780Apparatus and method for reducing the number of control elements for crosstalk reduction devices in an optical switching network
19496538779Optical signal monitoring method and apparatus
19506535663Microelectromechanical device with moving element
19516535480System and method to provide survivability for broadcast video and interactive IP-based services on cable access networks
19526535312Versatile optical switching for wavelength-division multiplexed system
19536535310Strictly non-blocking wavelength division multiplexed (WDM) cross-connect device
19546532115High throughput optical switching system, device and method
19556532090Wavelength selective cross-connect with reduced complexity
19566532089Optical cross-connect, method of switching over optical path, optical ADM, and optical cross-connect network system
19576529301Optical switch and protocols for use therewith
19586529300WDM optical network with passive pass-through at each node
19596526195Protecting optical switches
19606525864Integrated mirror array and circuit device
19616525852Add and drop node for an optical WDM network having traffic only between adjacent nodes
19626525851High-throughput, low-latency next generation internet networks using optical label switching and high-speed optical header generation, detection and reinsertion
19636525850High-throughput, low-latency next generation internet networks using optical label switching and high-speed optical header generation, detection and reinsertion
19646525563Crosspoint switch circuit and switch cell electronic circuit
19656522803Optical cross-connect equipment
19666522437Agile multi-beam free-space optical communication apparatus
19676522435High-throughput, low-latency next generation internet networks using optical label switching and high-speed optical header generation, detection and reinsertion
19686519062Ultra-low latency multi-protocol optical routers for the next generation internet
19696519060Synchronous optical network in frequency domain
19706519022Optical routing switch using symmetric liquid crystal cells
19716516110Optical cross-connector
19726515792Fast optical wavelength shifter
19736512616Optical packet switch
19746512615Method and apparatus for wavelength multiplexing/demultiplexing
19756512614WDM-based architecture for flexible switch placement in an access network
19766512612Intelligent optical router
19776510260N.times.N optical switching device based on thermal optic induced internal reflection effect
19786507421Optical monitoring for OXC fabric
19796504963Optical fiber protection switch
19806504631System and method providing control channel for wavelength-division multiplexed network

2002

19816501877Wavelength router
19826501866Method and apparatus for cross-connecting optical transmission signals
19836498680Compact tunable optical wavelength interleaver
19846498667Method and system for packet transmission over passive optical network
19856498665System for adding/dropping wavelength division multiplexed optical signals
19866493488Apparatus and method for high speed optical signal processing
19876493483Integrated circuit photonic signal matrix
19886493481Optical switch unit
19896493480Multistage optical cross-connect
19906493479Crosspoint switch protection using additional switching elements to provide alternate paths
19916493354Resource allocator
19926493350Transmission control method in a network system for interactively transmitting a signal between node devices and network system using the same
19936493124Looping back signals in optical switches
19946493120Optical fiber-delay line buffers with void filling
19956493119Scalable DWDM network switch architecture with wavelength tunable sources
19966493117WDM optical network with passive pass-through at each node
19976490383Hybrid spatial and wavelength selector and optical switching matrix including it
19986490382MicroElectroMechanical optical cross-connect switches having reduced numbers of reflectors therein and methods of operating same
19996490381Fabry-Perot optical switch
20006490377Optical interleaver
20016487334Optical switch
20026487332Strictly non-blocking wavelength division multiplexed (WDM) cross-connect device for use in a heterogeneous network
20036487329Non-blocking wavelength router architecture with wavelength reuse capability
20046486983Agile optical-core distributed packet switch
20056480921Reducing internal bus speed in a bus system without reducing readout rate
20066480310PDS structured optical subscriber system
20076480309Optical gate based optical space division switch
20086477291Method and system for in-band connectivity for optical switching applications
20096477288Optical line switching system
20106477287Polarization-preserving, phase-and-polarization-insensitive, photonic data router
20116473211Optical crossbar switching and/or routing system
20126470112Lightwave system
20136470032System and method for synchronizing telecom-related clocks in ethernet-based passive optical access network
20146466711Planar array optical switch and method
20156466344Optical switch, optical amplifier and optical power controller as well as optical add-drop multiplexer
20166466343System for assigning wavelengths in a wave division multiplexing based optical switch
20176466341Add/drop filter for a multi-wavelength lightwave system
20186463197Coupling of optical signals to misaligned waveguides on different wafers
20196463191Optical switching device and optical switching method
20206462847Method and apparatus for free-space optical communication without electro-optical conversion
20216459827Polarization-stabilizing, phase-and-polarization-insensitive, photonic data router
20226459826Programmable optical switch apparatus
20236456752Large N.times.N optical switch using binary trees
20246456407Optical telecommunications networks
20256453083Micromachined optomechanical switching cell with parallel plate actuator and on-chip power monitoring
20266452704Method of obtaining an optical signal stream
20276452703Optical add-drop multiplexing technique and wavelength division multiplexing optical link using such a multiplexing technique
20286452702N.times.M digitally programmable optical routing switch
20296452701Wavelength division multiplexing communications network supervisory system
20306449406Micromachined optomechanical switching devices
20316449073Optical communication system
20326449072Add/drop multiplexer
20336449069Optical transmission equipment and method of transmitting an optical signal
20346449068Optical power managed network node for processing dense wavelength division multiplexed optical signals
20356445846Fiber-optic free-space micromachined matrix switches
20366445843Optical switching system with power balancing
20376445841Optomechanical matrix switches including collimator arrays
20386445840Micromachined optical switching devices
20396445839Optical wavelength-division-multiplexed cross-connect incorporating optically controlled optical switch
20406445473Optical switching apparatus using wavelength division multiplexing technology
20416445472Optical fiber subscriber network
20426445470Apparatus for simultaneous spatial modulation of incoherent/coherent angulary multiplexed optical beams
20436442694Fault isolation for communication networks for isolating the source of faults comprising attacks, failures, and other network propagating errors
20446441935Optical packet exchange system and optical switch
20456438286Protection switching in bidirectional WDM optical communication networks with transponders
20466434290Optical switch having substantially equal output powers
20476434288Optical switching system
20486434286Optical signal switching apparatus
20496433902Optical switch
20506433900Optical wavelength multiplexing system having a redundant configuration
20516430352Apparatus and method of testing optical networks using router modules
20526430331Double hermetic package for fiber optic cross connect
20536430330Modular approach to substrate population in a fiber optic cross connect
20546430329Integrated optical switch array
20556430328Optical switch
20566429974Add-drop multiplexer
20576429955Optical network
20586427037Two-stage optical switch circuit network
20596427033Photonic image router
20606424759Mechanically actuated MXN optical switch matrix
20616424445Optical transmission apparatus and optical systems
20626424440Optical switch, optical amplifier and optical power controller as well as optical add-drop multiplexer
20636421152Optical buffer utilizing a cell pointer
20646421150Architecture repartitioning to simplify outside-plant component of fiber-based access system
20656417944Asynchronous transfer mode switch utilizing optical wave division multiplexing
20666417943Low-latency high-bandwidth TDM-WDM network area network architecture
20676415074Devices and methods for optical communication systems
20686415067N x M optical switch
20696414771Optical transmission system including optical restoration
20706414768Optical communication system
20716414766ATM switching matrix including a passive optical core
20726414765Protection switch in a two-fiber optical channel shared protection ring
20736408113Multi-mirror reflection optical switch structure
20746404940Optical cross connect apparatus and optical network
20756404522Optical communication method and system using wavelength division multiplexing
20766400770High speed encoding and decoding methods for analog subscriber connections
20776400477Optical cross-connect (OXC) network connectivity
20786400300D/A converter street effect compensation
20796396973Fiber optic cross connect with transparent substrate
20806396970Asynchronous transfer of high speed data signals through an optoelectronic VLSI switch
20816396969Distributed optical switching device
20826396602Optical switching unit, particularly for switching to standby components in optical transmission systems
208363931732.times.2 integrated optical cross-connect
20846393024Asynchronous transfer mode (ATM) switch network with expansible optical ring
20856393021Integrated multiport switch having shared data receive FIFO structure
20866392991Communication network, node apparatus used in the network, and their control method
20876392220Micromachined members coupled for relative rotation by hinges
20886389191Thermo-optical cascaded switch comprising gates
20896389190Multi-wavelength cross-connect optical switch
20906389188Hybrid wavelength selective optical router and switch
20916388782Multi-wavelength dense wavelength division multiplexed optical switching systems
20926385367Parallel data transmission through segmented waveguides of large diameter
20936385366Fiber to the home office (FTTHO) architecture employing multiple wavelength bands as an overlay in an existing hybrid fiber coax (HFC) transmission system
20946385206Communication network and method, and node and exchange node used therein
20956381248Network architecture uses mini-fiber node and mini-coaxial node technologies to provide bi-directional broadband communications
20966381051Switch employing partially reflective coating
20976381047Passive optical network using a fabry-perot laser as a multiwavelength source
20986377731Optical cross connect utilizing grating-based channel routers
20996377725Optical wavelength division multiplexed interconnect system providing autonomous information selection and prioritization
21006377374Method apparatus and computer program product for optical network restoration
21016374307Non-intrusive DWDM billing system
21026374019Optical device
21036374008Multi-wavelength cross-connect optical switch
21046374007Double hermetic package for fiber optic cross connect
21056370295Switch modules, a switch matrix including such modules, and a non-blocking modular switch network including such a matrix
21066370294Fiber optic circuit and module with switch
21076369923Multiwavelength stabilization with a single reference comb filter in DWDM systems
21086366716Optical switching device
21096366715Free space optical switch with lenses for re-collimating the light
21106366713Strictly non-blocking optical switch core having optimized switching architecture based on reciprocity conditions
21116366378Optical multiplexing and demultiplexing
21126366377Optical network and switch control method for use in the optical network
21136366373Method of intrinsic continuous management data transmission in fiber optic communications
21146363182Optical switch for reciprocal traffic
21156362905Optical crossconnect apparatus and optical transmission system
21166347168Optical switch and optical switch system
21176347167Fiber optic cross connect with uniform redirection length and folding of light beams
21186345136Tuneable add/drop multiplexer
21196345133Functional device based on focusing-concave gratings for multi-wavelength channel manipulation
21206344912Hybrid and scalable opto-electronic processing in a wavelength-division multiplexed system
21216337934NxN switch array with polarization displacer
21226337860Redundancy termination
21236335992Scalable optical cross-connect system and method transmitter/receiver protection
21246335782Method and device for switching wavelength division multiplexed optical signals using modulated emitter arrays

2001

21256334010Protected optical switching matrix
21266333800Optical communication system using wavelength-division multiplexed light
21276333799Hybrid wavelength-interchanging cross-connect
21286331906Method and apparatus for operation, protection and restoration of heterogeneous optical communication networks
21296330380M input port by N output port optical switching system
21306327398Multi-wavelength cross-connect optical switch
21316327059Optical signal processing modules
21326327019Dual liquid-crystal wavelength-selective optical switch
21336325553Connection system for optical redundancy
21346324184Dynamic bandwidth allocation for a communication network
21356323974Optical protection system for liquid crystal switches
21366321009Cascade thermo-optical device
21376320996Wavelength selective optical switch
21386320995Loss equalization by means of port interconnectivity in a multistage optical switch
21396320993Optical switch pathway configuration using control signals
21406320684WDM optical transmission system
21416317529Optical cross-connect apparatus
21426317236Method and apparatus for transmitting an internet protocol (IP) packet within a fiber optic network
21436317230Optical cross-connect system and optical transmission system
21446313936Method and device for switching wavelength division multiplexed optical signals using micro-electromechanical mirrors
21456310703Method and apparatus for optical performance monitoring in wavelength division multiplexed fiber optical systems
21466307986Protection switching in bidirectional WDM optical communication networks with transponders
21476307983Robotic optical cross-connect
21486307653Optical matrix protection system
21496304351Universal branching unit
21506304349WDM optical communications networks and methods for provisioning
21516304346Fault restoration control method and it's apparatus in a communication network
21526301402Control arrangement for optical mechanical switches
21536295146System and method for sharing a spare channel among two or more optical ring networks
21546292605Reconfigurable optical filtering apparatus and a drop-and-insert multiplexer incorporating such apparatus
21556292599Wavelength selective switching element
21566292597N.times.N non-blocking optical switch
21576292474Multi-frequency band nyktu-mode radio receiver and associated method having shared circuit elements
21586292280Optical device and a method of processing a digital optical signal in parallel and in free space
21596289148Free-space micro-mirror wavelength add/drop multiplexers with full connectivity for two-fiber ring networks
21606289145Multi-wavelength cross-connect optical switch
21616288812Bidirectional WDM optical communication network with optical bridge between bidirectional optical waveguides
21626288809Optical subscriber network system
21636288808Large capacity optical ATM switch
21646288807Optical wavelength router
21656288806Optical subscriber network system and fault supervising method for optical subscriber network system
21666285809Wraparound optical switch matrix
21676285500Wavelength selective switch
21686285479Optical cross connect unit, optical add-drop multiplexer, light source unit, and adding unit
21696285478Programmable optical add/drop device
21706285475Method and system for detecting optical faults in a network fiber link
21716285473Polarization control optical space switch
21726285022Front accessible optical beam switch
21736278689Optical cross-connect restoration technique
21746275498Extended PHY addressing
21756275312Optical routing switch
21766275311Optical device for processing an optical digital signal
21776272548Dead reckoning routing of packet data within a network of nodes having generally regular topology
21786272154Reconfigurable multiwavelength network elements
21796271949Optical communication system using wavelength-division multiplexed light
21806271946Optical layer survivability and security system using optical label switching and high-speed optical header generation and detection
21816266140Corrected concentric spectrometer
21826263127Free-space/arrayed-waveguide router
21836263125Integrated optical switch array
21846262975Method of auditing cross-connections related to concatenated signals in a synchronous optical network
21856262823System for optical time domain multiplexing of digital signals
21866262821Optical spectral multiplexer for inserting and extracting
21876262820Optical transmission system including optical restoration
21886259834Dense tree optical switch network
21896259833Optical cross connect using a planar arrangement of beam steerers
21906259831All-optical interconnect utilizing polarization gates
21916256430Optical crossconnect system comprising reconfigurable light-reflecting devices
21926256360Method for reducing transients in a clock signal generating system
21936256293Fault management in a multichannel transmission system
21946256125WDM optical transmission system
21956253001Optical switches using dual axis micromirrors
21966253000Optical space switches using multiport couplers
21976252644Wedge-shaped liquid-crystal cell having nonlinear gap
21986249620Reconfigurable branching unit for a submarine communications system
21996249510Signal protection system for bi-direction ring network
22006243178Optical crossbar network using wavelength division multiplexing an optical crossbar exchange
22016240222Wavelength specific operations in optical systems
22026239888Terrestrial optical communication network of integrated fiber and free-space links which requires no electro-optical conversion between links
22036239887Method to determine a switching moment and a line terminator, a control network unit and a network unit realizing such a method and a tree-like optical network including such a line terminator, such a control network unit or such a network unit
22046236778Frustrated total internal reflection bus and method of operation
22056236775Integrated optical switch array
22066236481Method and apparatus for providing loss equalization and adjustment in a fiber optic network
22076233284High speed communications system for analog subscriber connections
22086233275High speed communications system for analog subscriber connections
22096233075Optical layer survivability and security system
22106233072Method and system for restoring coincident line and facility failures
22116229788Method and apparatus for traffic shaping in a broadband fiber-based access system
22126226111Inter-ring cross-connect for survivable multi-wavelength optical communication networks
22136222955Integrated 1.times.N optical switch
22146222954Fault-tolerant fiber-optical beam control modules
22156219161Optical layer survivability and security system
22166215921Fiber-optic free-space micromachined matrix switches
22176215763Multi-phase process for distributed precomputation of network signal paths
22186215570Optical switch
22196215412All-node switch-an unclocked, unbuffered, asynchronous switching apparatus
22206212309Optical cross point switch using deformable micromirror
22216211979Optical switching device having recirculating structure and optical switching method therefor
22226208444Apparatus for wavelength demultiplexing using a multi-cavity etalon
22236208443Dynamic optical add-drop multiplexers and wavelength-routing networks with improved survivability and minimized spectral filtering
22246208442Programmable optical multiplexer
22256205117Distributed precomputation of network signal paths with table-based link capacity control
22266204946Reconfigurable wavelength division multiplex add/drop device using micromirrors
22276204943Reconfigurable ring transmission network with multiplexing in wave length for semi-permanent links
22286201788Transmission device and system having the same
22296198558Architecture repartitioning to simplify outside-plant component of fiber-based access system
22306195367Architectural arrangement for bandwidth management in large central offices
22316195362Resource pooling system and method in communication systems
22326195188Optical wavelength conversion apparatus and method
22336195187Wavelength-division multiplexed M.times.N.times.M cross-connect switch using active microring resonators
22346192172Optical wavelength-space cross-connect switch architecture
22356188810Reversible ring coupler for optical networks
22366185021Cross-connecting optical translator array
22376175433Optical bit rate converter
22386175432Multi-wavelength cross-connect optical network
22396173158Communication channel for synchronizing equipment in synchronous communication system
22406172782Output port switching device in N-WDM system

2000

22416166838Optical add/drop wavelength switch
22426163527Method and apparatus for an optical bi-directional line switched ring data communications system
22436163393Method and apparatus for wavelength multipexing/demultiplexing
22446163392Distributed intelligence wavelength division multiplexed network
22456160928Fault tolerant optical switch
22466160652Optical address decoder
22476160651Optical layer survivability and security system using optical label switching and high-speed optical header reinsertion
22486154587Optical cross connector apparatus
2249615458511/2.times.2 optical switch
22506154584Optical analyzer with variable attenuators at inputs and outputs
22516154583Optical switch
22526151431Compact non-blocking non-dilated optical switch using mode conversion
22536151144Wavelength division multiplexing for unbundling downstream fiber-to-the-home
22546148124Wavelength division multiplexed optical networks
22556144781Symmetrical optical matrix crossconnect apparatus and method therefor
22566144665Subscriber network system
22576141126Wave division multiplexing based optical switch
22586137608Optical network switching system
22596137606Optical wavelength router
22606134358N x N switch array with reduced components
22616134357Optical switching system
22626134250Wavelength-selectable fiber ring laser
22636134047Optical amplifier designs for multichannel fiber optic communication networks
22646134036Add/drop multiplexer node
22656134031Polarization control optical space switch
22666131012Method and system for a micro-channel bank for providing voice, data, and multimedia services in a wireless local loop system
22676128115Optical switch device
22686128113Transparent optical communications switch
22696125104Network node for switching quality detector to incoming signal specified by request message from adjacent node
22706122292Dynamic band allocation system
22716122284Multidrop analog signal bus
22726122082Method and system for communication between optical and SONET layers in mixed WDM/SONET networks
22736118564Optical time division demultiplexing apparatus and demultiplexed signal switching method as well as optical time division multiplex transmission system
22746115517Optical communication network apparatus and optical switching network
22756115375Multistage optical packet switching apparatus using self electro-optic-effect devices
22766115155System for dealing with faults in an optical link
22776111673High-throughput, low-latency next generation internet networks using optical tag switching
22786111672Method, apparatus, and computer program product for optical network restoration
22796108311Multichannel ring and star networks with limited channel conversion
22806108113Method and system for transporting ancillary network data
22816101299Optical switch targeting system
22826101013Optical circuit switched protocol
22836101012Optical add/drop multiplexer/demultiplexer
22846097860Compact optical matrix switch with fixed location fibers
22856097859Multi-wavelength cross-connect optical switch
22866097858Sensing configuration for fiber optic switch control system
22876097518N x M optical wavelength routing switch
22886097517Wavelength router
22896097516Optical add drop multiplex (OADM)
22906097515Switchable optical network unit
22916091867M input port by N output port optical switching system
22926091524Optical switch
22936088141Self-healing network
22946084992Arrangement and method relating to optical transmission
22956084694WDM optical network with passive pass-through at each node
22966081632Method of producing optical waveguide system, optical device and optical coupler employing the same, optical network and optical circuit board
22976081359Transmitting apparatus and receiving apparatus for wavelength-division-multiplex signal transmission
22986078596Method and system of SONET line trace
22996078415Network system for communication with plural channels, node device and concentrator for use therein, and communication method for said network system
23006075910Method and apparatus for controlling an electro-optical switch
23016075631Hitless reconfiguration of a wavelength division multiplexed optical communication network
23026075630Electro/optical combined type network node control system
23036073248Distributed precomputation of signal paths in an optical network
23046072923Optical switching, routing, and time delay systems using switched mirrors
23056072611Communication channel for synchronizing equipment in synchronous communication system
23066072610Optical transmission system
23076069720Optical telecommunications network
23086069719Dynamically reconfigurable optical add-drop multiplexers for WDM optical communication systems
23096067389Wavelength-selective optical cross-connect
23106061157Optical wavelength multiplexing and demultiplexing device and an optical transmission system using the same
23116061156Optical transmission system
23126058227Method and apparatus for an opto-electronic circuit switch
23136057948Protection switch optical communications system
23146055077Multimedia distribution system using fiber optic lines
23156052210System and method for increasing the robustness of an optical ring network
23166049642Nonlinear optical switch
23176049641Connection system for optical redundancy
23186049640Wavelength-division-multiplexing cross-connect using angular dispersive elements and phase shifters
23196049404N+M digitally programmable optical routing switch
23206046833Method and apparatus for operation, protection, and restoration of heterogeneous optical communication networks
23216046832System and method for protection of WDM/SONET networks
23226044185Optical switch module
23236038236Transmission control method in network system for signal transmission by plural channels and network system therefor
23246038045Apparatus for adding and dropping wavelength multiplex channels
23256038044Ring/mesh optical network
23266035080Reconfigurable add-drop multiplexer for optical communications systems
23276034800NXN light matrix switch
23286023452Network failure restoration method with different recovery performances for different signal groups
23296023361Fiber optic network using space and wavelength multiplexed data channel arrays
23306023360Multiple-channel all-optical TDM-WDM converter and multiple-channel all-optical TDM demultiplexer
23316023359Optical wavelength-division multiplex transmission equipment with a ring structure
23326021113Distributed precomputation of network signal paths with table-based link capacity control
23336016219Optical protection switching system
23346016211Optoelectronic smart pixel array for a reconfigurable intelligent optical interconnect
23356014480Optical energy selector apparatus and method
23366014237Multiwavelength mode-locked dense wavelength division multiplexed optical communication systems
23376014235Optical-loop buffer that enhances the extinction ratio of the buffered signal

1999

23386005994Optical switching gate
23396005699Optical wavelength multiplexing system
23406005698Non-blocking multi-cast WDM coupling arrangement
23416005697Multi-wavelength cross-connect optical network
23426005696Backhauling test procedures for communications networks
23436005695Optical transmission system
23446005694Method and system for detecting optical faults within the optical domain of a fiber communication network
23456002818Free-space optical signal switch arrangement
23466002502Switchable optical network unit
23476002331Method and apparatus for identifying and tracking connections of communication lines
23485999288Connection set-up and path assignment in wavelength division multiplexed ring networks
23495999286Method and system for restoring a distributed telecommunications network
23505995689Optical divider
23515995256Method and system for managing optical subcarrier reception
23525991476Pump directed optical switching element
23535986783Method and apparatus for operation, protection, and restoration of heterogeneous optical communication networks
23545982554Bridging apparatus and method for an optical crossconnect device
23555982516Optical network with wavelength-dependent routing
23565982515Optical time shifter and routing system
23575978353Multiplex terminal station apparatus
23585978120Optical switch arrangement with synchronisation feature and in particular optical protection switching module and optical hitless protection switching module using such an arrangement and methods realized by such arrangement and modules
23595978119System and method for synchronizing an optical source and a router in a wavelength division multiplexed fiber optic network
23605978116Programmable wavelength router
23615978115Span management system for wavelength division multiplexed network
23625978114Modular cascaded Mach-Zehnder DWDM components
23635974207Article comprising a wavelength-selective add-drop multiplexer
23645973809Multiwavelength optical switch with its multiplicity reduced
23655970201Power regulation in optical networks
23665969836Method and apparatus for simultaneous transmission of digital telephony and analog video over a single optic fiber using wave division multiplexing
23675963685Cross-connection of wavelength-division-multiplexed high speed optical channels
23685963350Optical telecommunications network
23695960133Wavelength-selective optical add/drop using tilting micro-mirrors
23705960132Fiber-optic free-space micromachined matrix switches
23715959767Loss-less optical cross-connect
23725959749Optical add/drop multiplexer/demultiplexer
23735956165Method and apparatus for updating subcarrier modulation in a communication network
23745953143Multidimensional switching networks
23755953142Variable delay apparatus for optical signals
23765953141Dynamic optical add-drop multiplexers and wavelength-routing networks with improved survivability and minimized spectral filtering
237759461161 X N digitally programmable optical routing switch
23785940551Optical NxN wavelength crossconnect
23795937117Optical cross-connect system
23805936753Optical network system
23815936752WDM source for access applications
23825933428Two-tailed adapter for scalable, non-blocking networks
23835930018Method and apparatus for controlling communications in a passive optical network
23845930016Upgradable modular wavelength division multiplexer
23855930013Optical switched selector
23865923797Frequency-controlled optical switch
23875920704Dynamic routing switch apparatus with clocked signal regeneration
23885920412Method and apparatus for signal routing in an optical network and an ATM system
23895920410Access network
23905917815Method and apparatus for converting synchronous narrowband signals into a SONET virtual tributary group for combining with broadband asynchronous transfer mode signals in an integrated telecommunications network
23915917813Multiple access telecommunication network
23925914798Restoration systems for an optical telecommunications network
23935912753Optical telecommunications network
23945912751Fiber optic network using space and wavelength multiplexed data channel arrays
23955912749Call admission control in cellular networks
23965912748Switchable wavelength router
23975909297Drift compensating circuit for optical modulators in an optical system
23985907417Passive optical network with diagnostic loop-back
23995905587Optical network device
24005903687M input port by N output port optical switching system
24015903686Optical switch module
24025903368Method and a system for optical communications with passive routing
24035900957Optical packet-switched transmission network
24045900956Optically encoded signals
24055896217Optical transmission system, optical multiplexing transmission system, and related peripheral techniques
24065896212Wavelength division multiplexing optical communication network
24075892605Optical crossbar using guided spatial division multiplexing
24085892604ATM switch
24095889610Optical protection switching system
24105889600Cross-connect for an optical network
24115887090Optical network
24125886802Wavelength control method and optical communication apparatus for performing wavelength division multiplex communication
24135884017Method and system for optical restoration tributary switching in a fiber network
24145881273Clock signal generation apparatus for use in an access subsystem processor
24155880865Wavelength-division-multiplexed network having broadcast capability
24165880864Advanced optical fiber communications network
24175878177Layered switch architectures for high-capacity optical transport networks
24185878025ATM switch and method for switching path by ATM switch
24195870216Splitterless optical broadcast switch
24205870212Self-healing optical network
24215867502Method and system for interfacing an ATM switch and an optical network wherein bandwidth is maximized and non-local data streams are grouped into destination groups
24225867484Switchable multi-drop video distribution system
24235867291Programmable wavelength router
24245867289Fault detection for all-optical add-drop multiplexer
24255864415Fiber optic network with wavelength-division-multiplexed transmission to customer premises
24265864414WDM network with control wavelength
24275862138Adaptive routing in a multiple network communication system
24285859941Optical add/drop multiplexer device
24295859895Auxiliary circuit switching for provisioning and/or repair in a fiber-to-the-curb system
24305859872High speed communications system for analog subscriber connections
24315859718Simplified switching control device, and a network system for employing the device: and a simplified switching control method, and a communication method for employing the method

1998

24325854868Optical device and light waveguide integrated circuit
24335841917Optical cross-connect switch using a pin grid actuator
24345841560System for optical pulse train compression and packet generation
24355841556Optical switching system with combined space and wavelength division multiplex based on the repeated contention resolution technique
24365841500Wedge-shaped liquid crystal cell
24375838848N.times.N wavelength router, optical routing method and associated communication network
24385838845Primary stage optical switch assembly for an optical fiber administration system
24395838470Optical wavelength tracking receiver
24405835538High speed communications system for analog subscriber connections
24415832147Holographic optical interconnect system and method for board-to-board and chip-to-chip communication interconnections
24425831752Optical packet processing
24435828801Light signal switching device and optical communication system
24445828669Network system connecting node devices with plural channels, node device used therein, and transmission control method therefor
24455828472Photonic switching matrix
24465825517Parametric wavelength interchanging cross-connect
24475822476Time delay device for optical signals
24485822474Optical branching apparatus and transmission line setting method therefor
24495822096Optoelectronic apparatus
24505822095Optical add-drop multiplexer
24515818618High-speed serial simplex broadcast data distribution using optics
24525815613Optical switched distributor
24535815296Optical communication method for performing communication using a plurality of wavelengths, and optical communication system for performing communication using a plurality of wavelengths
24545815294Optical transmission system with transmission characteristic measuring device
24555812290Optical switching unit and control method for same
24565812289Optical repeater and optical transmitter
24575809075High speed communications system for analog subscriber connections
24585808767Fiber optic network with wavelength-division-multiplexed transmission to customer premises
24595808764Multiple star, passive optical network based on remote interrogation of terminal equipment
24605805320Cross-connect device
24615801864Optical frequency division multiplexing network
24625801859Network system having transmission control for plural node devices without arbitration and transmission control method therefor
24635801695High speed communications system for analog subscriber connections
24645798580Contention free global interconnection
24655796501Wavelength division multiplexing optical communication network
24665793520Optical cross bar switch assembly
24675790290Optical distribution system having time switch
24685790288Transport network with high transmission capacity for telecommunications
24695790285Lightwave communication monitoring system
24705786917Optical switching network and control method for same
24715786916Optical-wavelength interchanger element and optical-wavelength interchanger device
24725786912Waveguide-based, fabricless switch for telecommunication system and telecommunication infrastructure employing the same
24735781537Setting up, taking down and maintaining connections in a communications network
24745781335Circuit arrangement for optical frequency conversion
24755778116Photonic home area network fiber/power insertion apparatus
24765777761System and method for photonic facility and line protection switching using wavelength translation
24775774245Optical cross-connect module
24785774244Optical communications networks
24795771320Optical switching and routing system
24805764629Method and apparatus for avoiding collisions in an electronic business set terminal
24815760937Optical demultiplexer
24825760936Optical line switch device enabling connection of non-doubled optical transmission apparatus with doubled bidirectional optical link
24835760935Optical communications network
24845757526Optical communication network and method for optically detecting a fault
24855754322Optical transmission system, optical multiplexing transmission system, and related peripheral techniques
24865754320Optical cross-connect system
24875754319Optical amplifier combiner arrangement and method for upstream transmission realized thereby
24885751868Asymetrically dilated optical cross connect switches
24895751454Wavelength bypassed ring networks
24905745612Wavelength sorter and its application to planarized dynamic wavelength routing
24915742761Apparatus for adapting message protocols for a switch network and a bus
24925742585Network for connecting a plurality of nodes using a plurality of channels
24935739935Modular optical cross-connect architecture with optical wavelength switching
24945739933Optically controlled optical switching module, method of optically controlling an optical switching network, and optical switching network
24955739932Optical transmission system constructing method and system
24965737106Wavelength selective optical delay line
24975734826Variable cyclic redundancy coding method and apparatus for use in a multistage network
24985734764Method and apparatus for achieving a fully-connected nonblocking optical crossbar switch having wide transfer paths and minimal latency by exploiting the transparency of silicon at selected wavelengths
24995734486Optical packet switching system
25005731887System and method for photonic facility and line protection switching
25015729642N.times.N optical switch array using electro-optic and passive waveguide circuits on planar substrates
25025729548High-speed optical data switching system
25035729527Fault management in a multichannel transmission system
25045726788Dynamically reconfigurable optical interface device using an optically switched backplane
25055724167Modular optical cross-connect architecture with optical wavelength switching
25065724165Fault-tolerant optical routing switch
25075721796Optical fiber cross connect with active routing for wavelength multiplexing and demultiplexing
25085719971Strain based optical fiber systems
25095717510Optimized optical transmission system for high capacity transmission
25105715075Optical processing device operating in a wavelength-synchronized mode and an optical circuit exchanger that uses such an optical processing device
25115712932Dynamically reconfigurable WDM optical communication systems with optical routing systems
25125710846Self-calibrating optical fiber switch
25135706383Active noise suppressor for multichannel optical systems

1997

25145703707High capacity switching matrix
25155701371Tunable optical filter
25165699177Communication method in network system for performing information transmission among terminal equipments using light beams of a plurality of wavelengths, terminal equipment used in the method and network system using the method
25175694499Optical crossconnect
25185694234Wavelength division multiplexing passive optical network including broadcast overlay
25195694233Switchable wavelength router
25205692077Optical time shifter and routing system
25215687014Optical distribution shelf for a remote terminal of an optical fiber telecommunications network
25225687013Optical communication system having loop-back function for informing congestion state of receiving node
25235682445Strain based optical fiber devices
25245680402Priority broadcast and multi-cast for unbuffered multi-stage networks
25255680234Passive optical network with bi-directional optical spectral slicing and loop-back
25265677778Optical interconnect for high speed processors
25275675676Optical branching apparatus and transmission line switching method
25285671074Optical multiplex transmission equipment and method
25295668653High-speed switch for fast routing of data packets
25305664002Method and apparatus for providing power to a coaxial cable network
25315663820Optical network using multiplexed payload and OAM signals
25325663818Optical concentrator and optical communication network using the same
25335661584Optoelectronic apparatus
25345661582Photonic interconnect and photonic processing for communications and data handling satellites
25355657406Efficient optical wavelength multiplexer/de-multiplexer
25365657144Optical processing device operating in a wavelength-synchronized mode and an optical circuit exchanger that uses such an optical processing device
25375654695Multi-function network
25385651080Optical exchanging apparatus using mode conversion and mode selection in an optical waveguide
25395636047Optical interconnection system
25405636045Photonic switching method and photonic switch utilizing same
25415633961Switched optical interconnect
25425629994Optical WDM coupling systems
25435627925Non-blocking optical cross-connect structure for telecommunications network
25445627889Service restoration technique for telecommunications facilities having a single degree of freedom
25455623356Combined wavelength router and switch apparatus for use in a wavelength division multiplexed optical communication system
25465619601Optical switch and optical distributor using polarization control and partial reflection
25475619360Optical processing in asynchronous transfer mode network
25485619359Optoelectronic apparatus
25495617547Switch network extension of bus architecture
25505617233Transparent optical node structure
25515615246Method and apparatus for spurious signal detection and disconnection in a hybrid fiber/coax network architecture
25525612953Multi-media serial line switching adapter for parallel networks and heterogeneous and homologous computer systems
25535612805Add-drop optical spectrum-division multiplexer
25545610953Asynchronous low latency data recovery apparatus and method
25555610913Switching equipment for performing a switching operation for a high-speed packet in broadband Integrated Services Digital Network
25565606439Tunable add/drop optical filter
25575604734ATM-system adapted three stage switching unit
25585604617Telecommunications switching element
25595602663Information processing apparatus for multiplex transmission of signal for arbitration and signal for data transfer
25605600469Optical network unit implemented with low-cost line interface cards
25615600466Wavelength division optical signalling network apparatus and method
25625594581Low loss optical transmission/monitoring path selection in redundant equipment terminals
25635592540Method and apparatus for selectively delivering telephony signals on a hybrid coaxial cable network
25645592321Apparatus for selective routing of information signals
25655592319All-optical signal processing apparatus of non-linear fiber loop mirror type

1996

25665589967Method and device for transmitting and switching packets in an optical network
25675581643Optical waveguide cross-point switch
25685576874Optical distribution shelf for a remote terminal of an optical fiber telecommunications network
25695576873Telecommunications switch architecture
25705576872Optical distribution device, optical distribution circuit, and synthesizing method of distribution circuits
25715574719Transmission system
25725574584Wavelength division multiplexing passive optical network with bi-directional optical spectral slicing
25735572527System for line-conducted digital data telecommunications
25745572350Method and apparatus to compensate for differential attenuation in an optical time slot interchanger
25755570218Optical switching matrix
25765566261Optical memory and data pattern generator
25775566014Tunable add/drop optical filter providing arbitrary channel arrangements
25785559858Method and apparatus for delivering secured telephony service in a hydrid coaxial cable network
25795559625Distributive communications network
25805555477Optical transmission system constructing method and system
25815548431Bidirectional multi-channel optical ring network using WDM techniques
25825546209One-to-many simultaneous and reconfigurable optical two-dimensional plane interconnections using multiple wavelength, vertical cavity, surface-emitting lasers and wavelength-dependent detector planes
25835541914Packet-switched self-routing multistage interconnection network having contention-free fanout, low-loss routing, and fanin buffering to efficiently realize arbitrarily low packet loss
25845541756Apparatus and method for routing optical signals through wavelength-coding in a self-routed wavelength addressable network
25855539564Point-to-multipoint optical transmission system
25865537239Optical transmission network with a switching matrix
25875535373Protocol-to-protocol translator for interfacing disparate serial network nodes to a common parallel switching network
25885532856Planar optical mesh-connected tree interconnect network
25895530575Systems and methods for employing a recursive mesh network with extraplanar links
25905528406Telecommunications switching device
25915526153Optical channel adding/dropping filter
25925524153Optical fiber switching system and method using same
25935523870Optical transmission system
25945523869System and method for line-conducted digital communication
25955521733Optical switching device for wavelength-multiplexing optical communication
25965515194Optical interconnect for high speed processors
25975510921Optical frequency division multiplexing network
25985506714Optical ATM self-routing switching system with reduced routing header bits
25995506712Photonic frequency routing type time division highway switch
26005506711Star type multi-stage network
26015506710Add - drop multiplexer
26025504827Programmable optical filter and optical circuit arrangement
26035504824Three stage switching unit
26045504607Optical interconnection network
26055502782Focused acoustic wave fiber optic reflection modulator
26065502587Network comprising a space division photonic switch and a terminal which forms an output signal from an input signal
26075502586Optical network including branch points featuring three interconnected bidirectional optical waveguides having free ends with reflectionless terminations
26085500908Optical switch and transmitter and receiver for a multiplex transmission system including such a switch
26095500756Optical fiber transmission system and supervision method of the same
26105500753Method and system for connecting an optical network unit with a plurality of user sites
26115495484Distributed telecommunications switching system
26125495474Switch-based microchannel planar apparatus
26135495356Multidimensional switching networks
26145493625Fast tunable channel dropping filter
26155493435Optic switching
26165493434Photonic frequency division multiplexed FIFO buffer
26175491762ATM switch with electrically-controlled waveguide-routing
26185488735Optical interconnection suitable for highly parallel computer system
26195488680Frequency routing device having a wide and substantially flat passband
26205488501Optical processing system
26215488500Tunable add drop optical filtering method and apparatus
26225486943Photonic frequency division multiplexed FIFO buffer
26235485298Optical packet synchronization circuit
26245485297Optical switching matrix
26255483370Crossconnect apparatus for a coherent transmission system

1995

26265479287Switchable optical network with improved transmission ability
26275479164Photonic data compression system and method
26285477364Data transmission on optical networks
26295477362Optical switching system
26305469495Method and apparatus for delivering secured telephone service in hybrid coaxial cable network
26315469284Optical packet switch
26325469283Optical system for connecting customer premises networks to a switching center of a telecommunication network providing interactive and non-interactive services
26335467384Method and apparatus for providing power to a coaxial cable network
26345467211Optoelectric sliding banyan network
26355465379Optical mesh-connected bus interconnect for a computer
26365463486Self-routing multi-stage photonic interconnect
26375461685Optical passband filter
26385459604Coherent switch of currents in semiconductors
26395457556Optical cross-connect system with space and wavelength division switching stages for minimizing fault recovery procedures
26405455701Packet switching apparatus using pipeline controller
26415455699Large capacity multi-access wavelength division multiplexing packet network
26425454058Selective optical signal switch and/or combiner
26435452115Communications system
26445450507Fiber-optic address detector in photonic packet switching device and method for fabricating the same
26455450225Optical switch for fast cell-switching network
26465450224Method and arrangement for optical switching
26475450223Optical demultiplexer for optical/RF signals
26485448388Optical subscriber line system
26495446809All fiber wavelength selective optical switch
26505446572Optical interconnects for high speed backplanes using spectral slicing
26515446571Manchester code optical code recognition unit
26525444705Dual priority switching apparatus for simplex networks
26535442772Common breakpoint in virtual time logic simulation for parallel processors
26545442474Self-routing optical communication node using Sagnac gates
26555440335Method and apparatus for delivering passband and telephony signals in a coaxial cable network
26565438566Photonic switching network with broadcast facility
26575438445Optical wavelength multiplexing communication system
26585438444Optical routing system
26595436748Automatically configurable optical system for connecting customer premises networks to a switching center of a telecommuncation network
26605434937Optical filter having integrated transceivers
26615432627Optical ATM self-routing switching system with reduced routing header bits
26625430722Hybrid photonic-electronic subscriber access unit for connecting optical subscriber lines to an asynchronous transfer mode telecommunication network
26635428218Variable time-delay system for broadband phased array and other transversal filtering applications
26645422967Self-routing optical switch and optical switch array
26655416616Incoherent/coherent readout of double angularly multiplexed volume holographic optical elements
26665414541Optical switch employing first and second ferroelectric cells with alignment layers having alignment directions offset by 45.degree.
26675414540Frequency-selective optical switch employing a frequency dispersive element, polarization dispersive element and polarization modulating elements
26685408646Multipath torus switching apparatus
26695404461Broadcast/switching apparatus for executing broadcast/multi-cast transfers over unbuffered asynchronous switching networks
26705404240Optical switching system for optical wavelength-division and time-division multiplexed signals
26715402256Optical time slot interchanger apparatus and method of operation
26725400162Optoelectronic multibit beamsteering switching apparatus
26735396359Node for grid type single mode fiber optic local area network using tunable filters
26745394491Semiconductor optical switch and array of the same
26755384773Multi-media analog/digital/optical switching apparatus
26765383045Code word recognition unit and use thereof

1994

26775377182Non-blocking crossbar permutation engine with constant routing latency
26785375004Light connecting device and method of driving the same
26795373517Rapidly tunable integrated laser
26805371621Self-routing multi-stage photonic interconnect
26815369514Multistage switching facility for optical signals
26825367586Optical delay line
26835365358Optical switching equipment for the through-connection of optical message cells
26845365344System for transmitting data using wavelength division multiplexing
26855365228SYNC-NET- a barrier synchronization apparatus for multi-stage networks
26865361254Switch mechanism for switching signals at inputs onto outputs and switching networks for interlinking first and second transmission media
26875355401Method and apparatus for providing telephony power through a coaxial cable network
26885353145Optical distributor
26895351146All-optical network architecture
26905349457Fiber optic telephone loop network
26915345444Chuted, growable packet switching arrangement
26925341234Self-routing network using optical gate array driven by control voltages coincidental with packet header pulses
26935339371Optical interconnection networks and processes
26945339186Optical data packet compressor/decompressor
26955339177Incoherent/coherent source array for multiplexed holographic recording and readout
26965339157Rapidly tunable integrated optical filter
26975333219Asymmetric Y-branch optical device
26985327423Method and a network for transmitting messages in frequency channels
26995325224Time-multiplexed, optically-addressed, gigabit optical crossbar switch
27005325223Fiber optic telephone loop network
27015325222Photonic concentrator
27025321540Optical frequency division multiplexing network
27035319485Wavelength-assignable optical communication system
27045319484Photonic time-division multiplexer and demultiplexer
27055315677Optical pulse generator
27065315423Wavelength multiplexed two dimensional image transmission through single mode optical fiber
27075311345Free space optical, growable packet switching arrangement
27085311344Bidirectional lightwave transmission system
27095309266Photonic switching matrix
27105307342Heterogeneous ports switch
27115307191Communications method and network with frequency allocation
27125303229Optical network unit
27135303078Apparatus and method for large scale ATM switching
27145303077Optical switch and switching module therefor
27155301055Scheduler for multicast cell transmission
27165301052Communication method and network using optical fibers with frequency multiplexing
27175299054Optical switch
27185295138Apparatus and method for optimal frequency planning in frequency division multiplexing transmissions
27195291324Comparison apparatus with freespace optical interconnections between optoelectronic integrated circuits
27205289303Chuted, optical packet distribution network
27215285308Spatial light modulators for incoherent/coherent multiplexed holographic recording and readout
27225278927Efficient single-hop interconnection network employing merged shared directional multichannels
27235278689Gigabit per-second optical packet switching with electronic control

1993

27245274487Photonic switching system
27255258978Space-division switching network having reduced functionality nodes
27265255332NxN Optical crossbar switch matrix
27275253250Routing and switching of high-speed optical data with the header transmitted on a subcarrier frequency
27285253094Optical interconnection network
27295250943GVT-NET--A Global Virtual Time Calculation Apparatus for Multi-Stage Networks
27305247592Semiconductor optical device and array of the same
27315241610Optical switching in a fiber communication system and method using same
27325241409Communications network with switching distributed among a central switching node and optical input and output sub-networks
27335235452Process and switching matrix apparatus for optical transmission of signals by self-heterodyning
27345233453Space-division switched waveguide array filter and method using same
27355229993Control of access through local carrier sensing for high data rate networks and control of access of synchronous messages through circulating reservation packets
27365223968First come only served communications network
27375218198Optical waveguide switch utilizing means for detecting a tapped off fraction of the input signal
27385214729Dynamic optical data buffer
27395208691Wavelength-time-space division switching system
27405206753Optical switching system
27415202782Optical communication method and optical communication system
27425199088Fiber optic switch with spatial light modulator device
27435197097Cell signal processing circuit and optical switch apparatus using the same
27445194977Wavelength division switching system with reduced optical components using optical switches
27455191626Optical communications system and method
27465189542System for the optical switching of frequency multiplexed signals
27475187706Dual access rings for communications networks
27485185738Fiberoptic telephone systems

1992

27495175777Optical Switching matrix including plural wavelength converting devices
27505175640Interleaved receivers
27515172259Embedded control network
27525170273Wavelength-division switching system for optical frequency-shift keying signals
27535168500Method for automatically discriminating low-speed interface units installed in an optical data transmission apparatus together with automatically confirming the installation
27545153757Network control arrangement
27555146513Semiconductor optical device and array of the same
27565144465Switched optical network
27575140587Broadband ring communication system and access control method
27585134508Optical high-speed parallel backplane
27595132811Holographic operating optical apparatus
27605130984Large fault tolerant packet switch particularly suited for asynchronous transfer mode (ATM) communication
27615130835Light waveguide telecommunication system having one or more optical switches lying in the light waveguide path
27625122892Space-division switching network having reduced functionality nodes
27635121450Fiber optical Y-junction
27645121381Optical switching apparatus for digital signal cross connection and method of interswitch optical transmission of digital signals
27655121231Incoherent/coherent multiplexed holographic recording for photonic interconnections and holographic optical elements
27665119370Switching node for a communications switching network
27675119223Bidirectional light waveguide (LWG) telecommunication system and method for wavelength separation mode (bidirectional wavelength separation mode (WDM) between a central telecommunication location and plurality of decentralized telecommunication locations
27685115428Serial array time-slot interchangers
27695115331High speed serial optical crossbar switch
27705105292Asynchronous optical communication system
27715103333Photonic time-slot interchangers using cascade-structured integrated optical switches
27725099347Fast packet and frequency switch
27735093743Optical packet switch
27745086349Optical switching system which employs reference beams with different wavelengths
27755080504Optical switching apparatus and method

1991

27765077727Broadband information communications network system with coherent optical data transmission lines
27775077483Network topology for reduced blocking and photonic system implementation thereof
27785073980Photonic switch employing shared data transmission facility
27795065151Video switch exchange with blackout time control
27805060305Self clocked, self routed photonic switch
27815044745Semiconductor optical switch and array of the same
27825040864Optical crosspoint switch module
27835040169Wavelength division photonic switch
27845029333Communications system
27855023864Crossover network utilizing two-dimensional arrays of nodes
27865023863Optical switching system
27875018130High-speed optical packet switching system using optical buffer between incoming and outgoing channels
27885016960Hybrid optical Y-junction
27895013113Lossless non-interferometric electro-optic III-V index-guided-wave switches and switching arrays
27905009477Optical interconnect arrangement
27915005167Multicast packet switching method
27925005166Time and wavelength division switching system
27934998791Integrated optical switches with very high extinction ratios
27944993016Network control arrangement for processing a plurality of connection requests
27954989199Photonic switch architecture utilizing code and wavelength multiplexing

1990

27964955014Broadband optical communication system, particularly in the subscriber area
27974939721Node for a fast packet-switching network in optical-electrical technology
27984934775Optical space switches using cascaded coupled-waveguide optical gate arrays
27994932735Integrated optical hybrid matrix switches with very low crosstalk
28004930117Wavelength division multiplexing system using optical switch
28014923265Light triggering switch
28024922479Optical time slot interchanger using one-bit memory cells
28034912706Frame synchronization in a network of time multiplexed optical space switches
28044906064Switch for selectively switching optical wavelengths
28054897830Optical networks
28064896934Broadband optical multicast switch
28074894818Optical packet switching system using multi-stage combination of light triggering switches

1989

28084886335Optical fiber switch system
28094860287Network having a synchronizer for synchronization between a primary and a remote station
28104845703Wavelength division optical switching system having wavelength switching light modulators
28114845702Optical telecommunication package switching system using asynchronous techniques
28124834483Fast optical cross-connect for parallel processing computers
28134832434Network comprising a multitude of optical signal transmission lines connectible to one another via optical mixers
28144830444Optical switch
28154821255Cross-connection of wavelength-division-multiplexed high speed optical channels
28164807227Optical wavelength-division switching system with coherent optical detection system
28174801190Two-way optical fiber transmission network
28184797879Packet switched interconnection protocols for a star configured optical lan

1988

28194787693Passive star coupler
28204787692Electro optical switch architectures
28214779265Multiple access communication system
28224754452Optical local area network using a common optical carrier with separate user angle modulation
28234745592Coherent photonic telecommunications system
28244736462Photonic switching
28254731878Self-routing switch node combining electronic and photonic switching
28264730305Fast assignment technique for use in a switching arrangement

1987

28274715028Optical communication system
28284710914Optical fiber telecommunication device
28294706244Frequency multiplexed telephone system
28304706240Switching system having multiple parallel switching networks
28314672658Spread spectrum wireless PBX
28324653046Single channel subscriber carrier system

1986

28334608682Optical time-division switching system employing optical bistable devices
28344601027Optical FDM system

1985

28354545048Service integrated digital transmission system
28364530084Communications network with optical channels
28374521881Data communication system with increased effective bandwidth
28384516204Optical passive bus control system
28394513413Communication set and method
28404503532Multipoint fiber optic junction terminal

1984

28414470154Optical communication network
28424449218Analog/digital telecommunication subscriber station
28434431875Signalling and channel loop test circuits for station carrier telephone system

1983

28444382266Broad band switching system
28454367548Subscriber station for providing multiple services to a subscriber

1982

28464339816Conferencing apparatus and methods for a frequency division multiplex communications system
28474330869System of optical telephony

1980

28484230910Signalling and channel loop test circuits for station carrier telephone system
28494213015Failure alarm for a transmission line communications system
28504196321Loopback test system

1979

28514178480Signal multiplexing circuit
28524171467Signal multiplexing circuit

1978

28534130743Terminal equipment for a multiplex carrier current telephone system

1977

28544057804Branched path communications apparatus for routing communications signals
28554034159Switching system for multichannel lines
28564031327Telephone set and system utilizing frequency division multiplexing
28574031326Telephone artery with multiple access points and telephone networks with such arteries
28584025947Video assignment systems
28594024350Channel switching unit for a telephone switching center and switching arrangements utilizing such units
28604020289Random access, multiple station communication system
28614018993Telephone system comprising a satellite
28624016494Satellite communication system with improved conference facility
28634016493Simplified land line and satellite communication switching system
28644013840TDM and FDM telephone communication
28654011543Low crosstalk optical switch

1976

28663986020Common medium optical multichannel exchange and switching system
28673980831Data switching system
28683936614PBX ground start trunk interface for station carrier systems
© 2017, ПАТ-Инфо, В.И. Карнышев
Дата формирования списка: 03.04.2017