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2017

19608763All-optical time slice switching method and system based on time synchronization
29607393Multiple panel luminaires for light-based communication
39602434Data center architecture utilizing optical switches
49602212Optical communication system, optical communication method, higher-network apparatus, and optical line terminal
59590800Multilevel modulation optical transceiver and multilevel modulation optical transmission and reception method
69590756Mapping a plurality of signals to generate a combined signal comprising a higher data rate than a data rate associated with the plurality of signals
79578400Network controller, a multi-fabric shelf and, a method of processing traffic in a transport network
89571375Method and node for detecting subframe sequence error in inverse multiplexing
99559730Multiplexer
109553744Two-dimensional (2D) burst marker (BM) to identify data start and stop
119553692Method and system for determining and controlling power of optical transmitter of optical network unit for time and wavelength division multiplexing passive optical network
129537573Systems and methods for extending optical network services across non-optical channels

2016

139531492Dynamic hitless resizing in optical transport networks
149531472Coherent waveform conversion in optical networks
159529325Optical processing
169525509Data transmission apparatus and data transmission method
179525507Method of tuning wavelength in time and wavelength division multiplexing-passive optical network (TWDM-PON)
189519151Optical multiplexer and transmitter optical subassembly
199515729Omnidirectional free space optical communications receiver
209515725Rogue optical network interface device detection
219509432Optical spectral-temporal connector
229503188Apparatus and method to calculate a noise figure of an optical amplifier for wavelength channels in a partial-fill scenario to account for channel loading
239503180Interference detection and avoidance in a telecommunication network
249496960Pluggable optical transceivers with integrated electronic dispersion compensation
259496952Rogue optical network interface device detection
269490932Burst signal receiving apparatus and method, PON optical line terminal, and PON system
279490931Muxponder and method of converting a plurality of tributary optical communications signals having a first bit rate into an optical line signal having a second, higher bit rate
289485048Methods and devices for space-time multi-plane optical networks
299485025Data transmission coordination over digital subscriber lines
309479849OTU4 one level de-multiplexing spatial framer for G.709 optical transport networks
319479284Discovery method, optical communication method, and optical communication system
329473836Maintaining channel-invariant optical network unit (ONU) equalization delay in a passive optical network
339461750Optical transmitter
349455795Optical network switching using N:N transponder through time-domain multiplexing and burst mode access
359450699Optical drop device, optical drop method, and optical add device
369432142Pre-emption in passive optical networks
379432140Flexible grid TWDM-PON architecture and intelligent set-up for TWDM-PON
389391734Network system
399391724Frequency sub-band coding of digital signals
409391712Upstream optical transmission assignment based on transmission power
419379830Digitized broadcast signals
429372351Circuits for active eyewear
439369228Method and apparatus for heterodyne coherent detection
449369202Elastic client interface for tunable optical transponder
459363033Multiplexed pulse modulation using superposition
469363027Remote modulation of pre-transformed data
479351673Method and apparatus for demodulating signals in a pulse oximetry system
489350563Procedure, apparatus, and computer program for reducing a probability of fragmentation when supporting virtual concatenation (VCAT) services
499344215Systems and methods for advanced power management for optical network terminal systems on chip
509337928Time-domain based composite modulation for spectrally efficient optical networks
519331812Round trip time aware dynamic bandwidth allocation for ethernet passive optical network over coaxial network
529319171Method and apparatus of managing bandwidth allocation for upstream transmission in a unified optical-coaxial network
53931914340G/100G/200G/400G pluggable optical transceivers with advanced functionality
549319139Long distance multi-mode communication
559312982Method and apparatus for mapping and de-mapping in an optical transport network
569300427Upstream scheduling in a passive optical network
579300399Optical communication systems and methods
589252887Optical receiver, station-side optical network unit, and light reception level monitoring method
599244328Optical modulator and optical modulation control method
609237035Technique for implementing an optical/TDM virtual private network
619235100Apparatus for dual-polarization QAM and optical communications system using the same cross-reference to related application
629231729Resource allocation in PON networks via wave-front multiplexing and de-multiplexing

2015

639225462Method, apparatus and system for transmitting and receiving client signals
649219567Converged PON for TDMA-PON service based on OFDMA-PON
659210097Central-office termination apparatus of adaptively changing connection to subscriber-terminal terminator and path switching method
669203545Method, device, and nested system for allocating uplink and downlink bandwidth
679203471Data transmission coordination over digital subscriber lines
689178613Network interface device synchronization
699172492Time/wavelength-division multiplexed passive optical network (TWPON)
709160474Method and apparatus for designing network
719148242Method and device for detecting fault of signal processing equipment and optical interface board online
729143266Chip integrated single photon generation by active time multiplexing
739143262Optical packet transmitting/receiving system
749124063Drive circuit and optical network unit
759118436PON system and subcarrier assigning method
769106363Method and apparatus of managing bandwidth allocation for upstream transmission in a unified optical-coaxial network
779106359Optical network system, optical multiplexing apparatus, and receiving apparatus
789106340System and method for precise, accurate and stable optical timing information definition including internally self-consistent substantially jitter free timing reference
799100347Method of burst scheduling in a communication network
809100130Burst mode to continuous mode converter
819094151Frame structure for adaptive data communications over a plastic optical fibre
829088382Optical line terminal of passive optical network, and method for controlling upstream band using the same
839088310Cable communication systems and methods employing QAM upstream channels below 16.4 MHz for increased aggregate deployed upstream capacity
849083465Method for acquiring PON port association relationship, optical network device, and optical network system
859071536Bus-based optical network system
869071394Remote timing communications
879071384Network design apparatus, network design method, and storage medium storing network design program
889071363Optical transmitters with unbalanced optical sidebands separated by gaps
899071358Repeater fiber-coax units
909069224Optical modulator and optical modulation control method
919065663Method, apparatus and system for forwarding multicast program
929036500Method and apparatus for transporting deterministic traffic in a gigabit passive optical network
939014563System and method for providing an Ethernet interface
949008516Method, apparatus, and system for transmitting information in passive optical network
959008515Direct laser modulation
969008511Method, apparatus, and system for assigning tributary port number
979008502Method and system for protecting traffic of a plurality of work ODUs over a protect ODU
988977131Optical apparatus and use method thereof for passive optical network system
998965209Systems and methods for extending optical network services across non-optical channels
1008958697System and method for optical layer management in optical modules and remote control of optical modules
1018953942Hybrid WDM-TDM passive optical network
1028953940Method, apparatus, and system for time synchronization on passive optical network
1038948598System and method for increasing upstream capacity in an optical network
1048948594Enhanced passive optical network (PON) processor
1058942566Bandwidth allocator using a shared grant to schedule allocation grants and a method therefor
1068934774Phase shifter and photonic controlled beam former for phased array antennas
1078929735Dynamic trail termination point creation for optical transport networks

2014

1088908572Method and apparatus for obtaining information from target base station
1098903239Optical modulator and optical modulation control method
1108891973Receiving unit, optical line terminal, and frequency calibration method for clock and data recovery circuit
1118886041Optical line terminal, bandwidth control method and optical network system
1128886040Dynamic hitless resizing in optical transport networks
1138861959Receiving apparatus, sending apparatus, system and method for optical polarization division multiplexing
1148855495Time-domain based composite modulation for spectrally efficient optical networks
1158855494Multi-band reconfigurable optical add-drop multiplexer (ROADM) system
1168849121Scheduling device
1178824894Passive optical network system
1188787763Repeater
1198781318Data processing in an optical network
1208750662Fiber optic cable for very-short-distance networks
1218744268Passive optical network module
1228713101Decentralized processing network
1238712244Communication system and time synchronization method
1248712243Methods and apparatus for achieving multiple bit rates in passive optical networks
1258712241Broadband optical network apparatus and method
1268711730System and method for identifying a target signal in an optical transport network frame structure
1278699885Power control in an optical network unit
1288699881Method and apparatus for providing passive optical networks with extended reach and/or split
1298687644Packet transfer device
1308687054Method and system for individualized video program content
1318676012Fiber optic cable for very-short-distance networks
1328670663Methods, systems, and computer-readable media for providing notification of a power failure
1338655166System and method for performing in-service optical fiber network certification
1348644709Multiport passive device for sharing optical signals

2013

1358615595Automatic protocol switching
1368611751System, apparatus and method for communicating data via polarization multiplexing
1378611746Optical transmission between a central terminal and a plurality of client terminals via an optical network
1388606109Technique for forwarding packets in a gigabit passive optical network (GPON)
1398606106Optical fibre network
1408600236Optical communication module for optical wavelength division multiplexing
1418582972Systems and methods for storing optical data
1428571058Terminal apparatus, data transmission system and data transmission method
1438565605Burst mode to continuous mode converter
1448538268Optical signal demultiplexing device and optical signal demultiplexing method
1458488965Network system and optical line terminal
1468478126Phase lock loop for optical wireless network
1478422390Method and apparatus for transporting deterministic traffic in a gigabit passive optical network
1488406631Network timing
1498396367High frequency optical processing
1508385744Delay control method in passive optical network, an optical line terminal and a passive optical network
1518355629Methods, systems, and computer-readable media for providing notification of a power failure

2012

1528331788Encapsulation scheme for optical over Ethernet
1538331785Encoding-decoding method, optical pulse time spreading apparatus, optical add-drop-multiplexer, and optical communication system
1548270837Optical power equalizer for passive optical network
1558260142Multi-channel optical arrayed time buffer
1568249459Method and apparatus for generating time-division multiplexed encoded transmission signal
1578249458Optical communication system and method for operating the same
1588249457Method and device for bidirectional IR data transfer between a medical treatment table and an operator control device
1598244135System and method for increasing upstream optical coding gain in a gigabit passive optical network (GPON)
1608238754System and method for pluggable optical modules for passive optical networks
1618238753Optical line terminal
1628233800Method and system for upgrading a fiber optics network
1638233796Timing interface module with daughter timing reference modules
1648224183Method and apparatus for enabling multiple passive optical networks to share one or more sources
1658204380Bandwidth allocation method, optical line terminator, subscriber station, communication system, and recording medium recording program of device
1668200083Burst power measurements using averaged power measurement
1678195050Optical transmission apparatus, subscriber apparatus and optical communication system
1688195049Transporting asynchronous ODUk signals over a synchronous interface
1698190029Bandwidth allocation method, optical line terminator, optical network unit, communication system, and recording medium recording program of device
1708139950Passive optical network system, optical line terminator and, communication method of passive optical network system
1718139937Automatic optical power control method for OLT in PON
1728130782Control system using a mini slot signal in a passive optical network
1738126333Optical transmission system and synchronization method using time reference pulse
1748126328Communication apparatus and signal transmitting method
1758116632Space-time division multiple-access laser communications system
1768112005Optical receiver scheme with all-optical decision element
1778103170Method for optical time division multiplex and apparatus thereof
1788090262Service handover method, optical network system, handover equipment and PE equipment in an OVPN

2011

1798081877Method of determining an optical distance for chromatic dispersion compensation
1808078057Centralized congestion avoidance in a passive optical network
1818073330Digital subscriber line access multiplexer, optical network unit, optical line terminal and base station
1828073327System and method for improving the efficiency of routers on the internet and/or cellular networks and/or other networks and alleviating bottlenecks and overloads on the network
1838059962Interleaving for 10G GPON
1848050567System and method for transporting asynchronous ODUk signals over a synchronous interface
1858045858Methods and systems for providing full avionics data services over a single fiber
1868041223Method and apparatus for establishing system delay time and frame length in time division duplexing system
1878036529Wavelength conversion apparatus in time division multiplexing--passive optical network system based on wavelength division multiplexing system, and optical transmission apparatus and method using the same
1888032029Four wave mixing suppression
1898014668Method and system for distributed measurement and compensation of chromatic dispersion in an optical network
1908000606Method for processing overheads of optical communication system and signal processing device
1918000605Synchronous OTDM: gapped clock creation and duty cycle multiplication
1927995924Method and system for generating switching control signal separating transmission signal in optical repeater employing TDD scheme
1937974290TDMA passive optical network OLT system for broadcast service
1947970285Multichannel optical transport network optical detection skew calibration
1957970281System and method for managing different transmission architectures in a passive optical network
1967970241High efficient silicon-on-lithium niobate modulator
1977965941Multichannel optical transport network time domain reflectometry calibration
1987945171Optical pulse time spreader and optical code division multiplexing transmission device
1997925157Ranging method and system for passive optical network and optical network unit thereof
2007907843Technique of identifying a defective subscriber device in a point-to-multipoint network without stopping normal subscriber devices
2017903976Optical element integrated module
2027885546Method and apparatus for transparent Ethernet multiplexing and demultiplexing
2037869710Optical network unit of ethernet passive optical network and control method thereof
2047865077Optical communition system with N + 1 redundancy

2010

2057848650Device and method of swapping optical labels and reproducing optical payload and optical switching device using the device
2067844180Optical device and a method for converting WDM signals into an OTDM signal and vice versa
2077826745Open fiber control and loss of light propagation in time division multiplexed inter-system channel link
2087822304Laser beam multiplexer
2097783203System and method for controlling a difference in optical phase and an optical signal transmitter
2107769292Automated testing and analysis of dense wave division multiplexing (DWDM) switching devices
2117760734TDMA passive optical network OLT system for broadcast service
2127738490Method and system for fairly allocating differentiated bandwidth based on shared multicast traffic in time division multiplexed passive optical network
2137729572Optical tapped time delay modules and arrays
21477293898/10 and 64/66 aggregation
2157724994Digitally controlled optical tapped time delay modules and arrays
2167702240Optical multiplex communication system and delay quantity adjustment method
2177680415Optical code division multiplexing transmission and reception method and optical code division multiplexing transceiver
2187676156Method and system for multiplexed optical information transport
2197673081Method for data and signal transfer between different sub-units of a medically-related system
2207668461Method for optimizing the optical power in an optical network and an optical network
2217653312Multiple bit rate optical communication method, optical network unit and optical line terminal
2227653058Optical network for bi-directional wireless communication
2237646979Multiple access protocol system and related techniques for multi-gigabit optical wavelength division multiplexed local area networks
2247646978Methods and apparatuses to provide a wavelength division-multiplexing passive optical network based on wavelength-locked wavelength-division-multiplexed light sources

2009

2257630640Bidirectional time division multiplexing optical communication system
2267623791Optical signal multiplexing device and optical signal multiplexing method
2277620325Transmission apparatus with function of multi-step bandwidth assignment to other communication apparatuses
2287620049System and method of time-slotted optical burst switching
2297609967Method and apparatus for automatically upgrading passive optical networks (PONs)
2307596325Method and apparatus for pulse-amplitude equalization of rational harmonic mode-locked optical signal
2317596321Time division multiplexing of inter-system channel data streams for transmission across a network
2327587140Optical time-division demultiplexing apparatus
2337583898Signal-detect-based ranging technique for burst-mode optical systems
2347580641Repeater and optical communication system
2357577363Optical device and method of converting WDM signals into an OTDM signal and vice versa
2367574139Carrier-suppressed optical time domain multiplexing
2377567757Generating of high rate modulated pulse streams
2387558482Method for dynamically establishing logical link in PON systems and an optical network unit for the method
2397555216Optical communication system using optical frequency code, optical transmission device and optical reception device thereof, and reflection type optical communication device
2407526203Apparatus and method for optical switching at an optical switch fabric
2417512339Optical packet processing apparatus
2427508802Method of controlling wireless local network medium access using pseudo-time division multiplexing
2437480465Receiver for a differential phase modulated signal

2008

2447471699Station for optical network suitable for inserting packets into a stream of packets in transit
2457460537Supplementary header for multifabric and high port count switch support in a fibre channel network
2467440694SONET outage impact measurement technique
2477437076Data transmission method in gigabit ethernet passive optical network
2487428385Ethernet PON using time division multiplexing to converge broadcasting/video with data
2497408955Gigabit ethernet passive optical network system and media access control method for the same
2507386236Multiple wavelength TDMA optical network
2517382982Ethernet passive optical network for integrating broadcast and communication based on time division multiplexing scheme
2527382722Architecture for a hybrid STM/ATM add-drop multiplexer
2537362976Generating of high rate modulated pulse streams
2547356209Method and apparatus for optically powering and multiplexing distributed fiber optic sensors
2557349630Hybrid WDM/TDM network architecture
2567349150Optical terminal apparatus
2577340172Optical WDM-TDM network
2587340166Methods and apparatus for automated testing and analysis of dense wavelength division multiplexing (DWDM), wavelength selective and/or optical switching devices
2597333729Optical transmitter, optical receiver and optical transmission system using same

2007

2607312909Method for synchronizing the phase of optical return-to-zero (RZ) data signals
2617289734Method and system for multi-level power management in an optical network
2627289730Optical path communication network, node, and optical path setup method
2637286480Method and system for design and routing in transparent optical networks
2647277636Optical communication apparatus and methods using pulses having modified propagation speeds
2657272321Passive optical network
2667272320Time division multiplexing of inter-system channel data streams for transmission across a network
2677272318Passive optical network employing multi-carrier code division multiple access
2687272274Module to couple to an electrical and an optical backplane in a chassis
2697263245Method and apparatus for optically powering and multiplexing distributed fiber optic sensors
2707260329All optical time division multiplexer and packet switch using optical codewords and optically actuated optical switches
2717257326Method for allocating bandwidth for voice service in a Gigabit Ethernet passive optical network
2727233720Devices based on optical waveguides with adjustable Bragg gratings
2737228073Optical signal transmission device
2747224902Optical encoding method and encoder for optical code division multiplexing
2757224706Hitless re-routing in composite switches
2767218859System and method for an optical signal monitor
2777209436Method and apparatus for variable rate pipes
2787194001Time division multiplexing over broadband modulation method and apparatus
2797174105All-optical time division multiplexing system

2006

2807155086Optical signal processing device using optical gate
2817139487Light burst transmission/reception control system, parent station device used in the same, child station device, and light burst transmission/reception control method
2827136596Optical pulse addition device
2837127174Hybrid-integrated high-speed OTDM module
2847123838Optical time-division multiplex signal processing apparatus and method, optical time-division multiplex signal receiver
2857123836All-optical network distribution system
2867113701Optical packet routing network system based on optical label switching technique
2877110677Method and system for optical time division multiplexed fiber communications with coherent detection
2887099587Apparatus and method for delaying optical signals for optical buffering and optical storage applications
2897099584Advanced error correcting optical transport network
2907095959Optical time division multiplexing/demultiplexing system
2917088495Method and apparatus for time-division multiplexing to improve the performance of multi-channel non-linear optical systems
2927079772Optical signal generator with stabilized carrier frequency output
2937079485Multiservice switching system with distributed switch fabric
2947061657Multichannel optical communication system and method utilizing wavelength and coherence division multiplexing
2957043160Method, system and signal for carrying overhead information in a transport network employing photonic switching nodes
2967024118Optical time-division multiplexer using optical fiber for phase adjustment
2977016611Optical communications apparatus and optical communications system
2987010230Integrated high-speed multiple-rate optical-time-division-multiplexing module
2997003228Method and apparatus for improved high-speed adaptive equalization

2005

3006967977Optical pulse train generator
3016956998Compact optical delay lines
3026934469Split redundant trunk architecture using passive splitters and path switching
3036930623Optical signal processing system
3046928247WDM ring transmission system
3056917761Optical multiplexing transmission apparatus and system
3066915077System and method for increasing channel capacity of fiber-optic communication networks
3076892016Optical threshold devices and methods
3086870836System and method for transfer of IP data in an optical communication networks
3096868102CS-RZ optical clock signal generator, and a resynchronized optical multiplexer containing such a generator
3106842565Optical modulation/multiplexing circuit
3116839159Demultiplexer for optical time-division multiplexed signals

2004

3126819872Micro-optic delay element for use in a time division multiplexed system
3136775478Optical TDM multiplexer, optical TDM demultiplexer, WDM/TDM converter and TDM/WDM converter
3146771910Optical bit interleaving
3156763197Optical transmitter and optical transmitter control method using variable duty ratio setting and alternate phase inversion for optical clock pulses
3166756926Optical transmitter and code conversion circuit used therefor
3176751238Phase re-alignment of SONET/SDH network switch without pointer manipulation
3186741810Signal demultiplexing device and signal routing device in high speed transmission system
3196738582Synchronization system for all optical slotted ring dynamic networks
3206731883System and method for demultiplexing in optical communication systems
3216728485Optical network
3226724994Hybrid TDM/WDM demultiplexing in low duty cycle optical transmission systems
3236721505WDM ring transmission system
3246711360Duty-cycle adjustable clock generator with low reverse bias and zero DC level
3256683849Optical communications network

2003

3266671426Monolithic integrated terahertz optical asymmetric demultiplexer
3276665496WDM ring transmission system
3286661549Method of and a device for polarization-independent optical demultiplexing
3296650800Time slot tunable all-optical packet data demultiplexer
3306636337Optical switching device based on stable, non-absorbing optical hard limiters
3316634813All-optical bit phase sensing
3326614583Variable optical delay
3336607313Micro-optic delay element for use in a polarization multiplexed system
3346603904All optical narrow pulse generator and switch for dense time division multiplexing and code division multiplexing
3356600584Multiplex optical communication system
3366587242Optical transmission system
3376583737Device and method for compensating for propagation delay
3386577413Method and apparatus for polarization multiplexing and demultiplexing optical tributary signals
3396574402Optical time-division multiplexing system
3406563895Optical bit rate converter
3416560007Bit-phase synchronized optical pulse stream local generator
3426559990Optical delay circuit having optical loop for repeatedly introducing delay time between input data and output data and method used therein
3436559989Optical packet header processing apparatus for optical packet switch
3446556323Demultiplexing and clock-recovery circuit
3456556322Method of detecting one or more free channels in an optical time-division multiplex, a device for implementing it and the use of the device
3466556319Split redundant trunk architecture using passive splitters and path switching
3476535661Optical signal processing method and optical signal processing apparatus
3486519061Traffic switching between different wavelength multiplexed channels in optical communications systems
3496509990Optical timing detection

2002

3506486990Method and apparatus for communicating a clock signal in a soliton optical transmission system
3516477300Method, device, and system for waveform shaping of signal light
3526445478Optical pulse position detecting circuit and an optical pulse generating apparatus and their methods
3536437889Method and apparatus for bit synchronization in optical communication and networking systems
3546396604Dark pulse TDMA optical network
3556388782Multi-wavelength dense wavelength division multiplexed optical switching systems
3566388753All-optical bit phase sensing and clock recovery apparatus and methods
3576381056Dark pulse generation and transmission
3586356371Method and a circuit for concatenating binary information, and use in optical packet transmission
3596348987Multiplex optical communication system
3606347096Method for structuring of digital data which can be transferred in both directions on a passive optical network (PON) in a PON TDMA system
3616344913Optical clock division

2001

3626330089Optical time-division multiplexing transmitter module
3636323991Opto-electronic frequency divider circuit and method of operating same
3646307658Method and apparatus for decompressing pulses making up a binary optical signal
3656282007Optical timing detection
3666271951Telecommunications network
3676271950Optical differential phase shift keying transmission system having multiplexing, routing and add/replace capabilities
3686262823System for optical time domain multiplexing of digital signals
3696256124Combination photonic time and wavelength division multiplexer
3706239892Method and apparatus for bit synchronization in optical communication and networking systems
3716236488Optical pulse position detecting circuit and an optical pulse generating apparatus and their methods
3726236485Optical TDMA network
3736229633Optical sampling by modulating a pulse train
3746226112Optical time-division-multiplex system
3756215567Optical transmitting apparatus and optical receiving apparatus, and optical communicating method
3766208672Optical pulse source
3776204956Opto-electronic frequency divider circuit and method of operating same
3786204944All-optical time-division demultiplexing circuit and all-optical TDM-WDM conversion circuit
3796204942Demultiplexing with clocked optical receivers
3806178022Optical transmitter and optical receiver for optical time division multiplexing transmission
3816175433Optical bit rate converter

2000

3826151146Method and apparatus for shaping a binary signal
3836128114Method of and system for transmitting data
3846118564Optical time division demultiplexing apparatus and demultiplexed signal switching method as well as optical time division multiplex transmission system
3856097736Telecommunications network
3866069720Optical telecommunications network
3876028685Interleaved broadcast techniques for wavelength division multiplexed systems
3886023452Network failure restoration method with different recovery performances for different signal groups
3896023360Multiple-channel all-optical TDM-WDM converter and multiple-channel all-optical TDM demultiplexer
3906014237Multiwavelength mode-locked dense wavelength division multiplexed optical communication systems

1999

3915999293Optical switch
3925999292Sagnac interferometer amplitude modulator based demultiplexer
3935999287Node in optical TDM network
3945991477Optical transmission system, optical multiplexing transmission system, and related peripheral techniques
3955959750Method of upgrading transmission capacity by Raman amplification
3965930015Optical access system
3975926297Optical modulating device and optical modulating method
3985923683Coherent white light source and optical devices therewith
3995917628Optical time-division multiplexer capable of supplying stable output signal
4005917627Optical TDM transmission system
4015914796Communication protocol for half-duplex traffic
4025912753Optical telecommunications network
4035912749Call admission control in cellular networks
4045909297Drift compensating circuit for optical modulators in an optical system
4055898697Arrangement for defining a transmission delay in a subscriber network
4065896217Optical transmission system, optical multiplexing transmission system, and related peripheral techniques
4075896213Optical fiber network system
4085892608Optical receiver device for dark soliton lightwave
4095880866Time division demultiplexing using selective Raman amplification
4105875045Wavelength-multiplexing optical communication method employing RZ signals, wavelength-multiplexing optical sending apparatus employing RZ signals, and wavelength-multiplexing optical communication system employing RZ signals
4115872645Telecommunications network
4125870213Optical transmission system, optical multiplexing transmission system, and related peripheral techniques
4135867484Switchable multi-drop video distribution system
4145864414WDM network with control wavelength
4155861965Optical communication system employing spectrally sliced optical source

1998

4165841560System for optical pulse train compression and packet generation
4175831752Optical packet processing
4185825519Optical mach-zehnder time division demultiplexer
4195822476Time delay device for optical signals
4205815294Optical transmission system with transmission characteristic measuring device
4215812292Optical correlator using optical delay loops
4225805322Multiplex optical communication system
4235805321Control unit for optical modulators producing multiplexed optical output signal
4245796765Optical pulse seqeunce generator
4255796503Optical communication system wherein optical beat interference at the center is reduced
4265793509Telecommunications network
4275790288Transport network with high transmission capacity for telecommunications
4285786918Optical communication system and optical transmitting device
4295786913Optical TDMA ring network with a central transmitting and receiving device
4305784185Optical network
4315774246Apparatus for demultiplexing an optical digital signal
4325760937Optical demultiplexer
4335760935Optical communications network
4345754941Point-to-multipoint broadband services drop with multiple time slot return channel for customer premises equipment served by fiber optic telecommunication system employing STS-based transmission format containing asynchronous transfer mode cells
4355754555Subscriber network arrangement for connecting subscribers to a telephone network
4365754322Optical transmission system, optical multiplexing transmission system, and related peripheral techniques
4375742415Optical switching device
4385739937Optical unit for restoring a pulse pattern, receiver suitable for use in a transmission system comprising such a unit
4395737110Optical communication system using dark soliton lightwave
4405719874Time-division-multiplexing method and apparatus
4415717510Optimized optical transmission system for high capacity transmission
4425715074Duplex switching apparatus
4435710649Apparatus and methods for nulling non-random timing jitter in the transmission of digital optical signals

1997

4445703708Adjustable optical delay line
4455691832Coherence multiplexed transmission system
4465654812Light-receiving device, optoelectronic transmission apparatus, and optical demultiplexing method
4475646759Fiber loop mirror for time division demultiplexing
4485646758Optical time compression multiplexing transmission system
4495636045Photonic switching method and photonic switch utilizing same
4505631758Chirped-pulse multiple wavelength telecommunications system
4515625479Soliton optical communication system and optical transmitter and optical receiver therefor
4525610911Method and device for channel selection
4535610746Programmable switched delay encoder
4545600466Wavelength division optical signalling network apparatus and method
4555600465Optical demultiplexer operating in synchronism with a data stream having ascertainable pulse rate
4565594576Optical serial bus interface

1996

4575589967Method and device for transmitting and switching packets in an optical network
4585581387Optical data communications network with a plurality of optical transmitters and a common optical receiver connected via a passive optical network
4595574586Simultaneous optical compression and decompression apparatus
4605572349Communications system
4615568302Method of transmitting data via an optical data link
4625566015Optical demultiplexer with high speed superconducting switch
4635539560Optical router with optical control
4645535032Optical parallel-serial converter and optical serial-parallel converter
4655526346Tree structured star telecommunication system including multitrate frames
4665523870Optical transmission system
4675506710Add - drop multiplexer
4685504827Programmable optical filter and optical circuit arrangement
4695500908Optical switch and transmitter and receiver for a multiplex transmission system including such a switch
4705499244Packet data reciever with sampled data output and background light cancellation
4715493433Terahertz optical asymmetric demultiplexer

1995

4725477533Burst transfer device and burst transfer system
4735477364Data transmission on optical networks
4745473459Optical telecommunications system using phase compensation interferometry
4755469440Communications network and method
4765457560Fiber optic telecommunication system employing continuous downlink, burst uplink transmission format with preset uplink guard band
4775457559Apparatus for extracting an optical clock and apparatus for demultiplexing a time-division multiplexed signal
4785438444Optical routing system
4795426527System for transmitting multiple signals across a single fiber optic channel
4805425020Skew measurement for receiving frame-groups
4815416625Optical demultiplexing system
4825408351Optical communication system
4835406553Apparatus and method for converting a frequency division multiplex to a time division multiplex
4845398129Passive optical telecommunication system for narrow band and broadband integrated services digital networks

1994

4855365359Method for electrically passive self-routing optical multiplexing
4865357359All-optical polarization independent optical time division multiplexer and demultiplexer with birefringence compensation
4875341365Passive optical network
4885339186Optical data packet compressor/decompressor
4895331451Optical time-division multiplexing
4905329393Optical Nyquist rate multiplexer and demultiplexer
4915319484Photonic time-division multiplexer and demultiplexer
4925311344Bidirectional lightwave transmission system
4935307428Optical domain digital pulse switching
4945278689Gigabit per-second optical packet switching with electronic control

1993

4955239399Electrical-optical interface device
4965206857Apparatus and method for timing distribution over an asynchronous ring
4975184240De-multiplexer
4985182667Method of receiving wavelength multiplex signals
4995177630Method and apparatus for generating and transferring high speed data for high speed testing applications

1992

5005173899TDMA communications network of transmitting information between a central station and remote stations
5015172258Method and apparatus for high data rate fiber optic communication system
5025165077Optical drop-and-insert apparatus
5035153764Control of optical systems
5045142532Communication system
5055121240Optical packet time compression and expansion
5065115331High speed serial optical crossbar switch
5075111322Polarization multiplexing device with solitons and method using same
5085103333Photonic time-slot interchangers using cascade-structured integrated optical switches
5095087982Pulsed communication system
5105086470Scrambling in digital communications network using a scrambled synchronization signal

1991

5115077698Method and device for the high-rate transmission of data following a quasi-asynchronous mode
5125073980Photonic switch employing shared data transmission facility
5135063595Optical communications network
5145050167Timing extraction in multiplexed multichannel high speed fiber optic transmission system
5155034944Optical fiber bus controller
5165028801Apparatus and method for multiplexing fiber optic sensors
5175010543Optical multiplexing
5185010346Electro-optical analog-to-digital converter and method for digitizing an analog signal
5194991975Division multiplexing and demultiplexing means lightwave communication system comprising optical time

1990

5204980891Clocked optical regenerator and other optoelectronic functional circuits
5214979789Continuous source scene projector
5224977593Optical communications network
5234975899Optical broadcast network
5244972352Semiconductors lasers
5254959826Spread spectrum optical communication system with heterodyne detection
5264956834Coherence multiplexed optical signal transmission system and method
5274947037Optical sensing system with light pulses
5284935918Optic system useful with metal service lines
5294922481Optical communication systems enabling minimal subscriber components

1989

5304882775Demodulation technique for coherence multiplexed optical data transmission system
5314868809Optical communication system
5324866698Multiplexed optical communication system
5334860279Source modulated coherence multiplexed optical signal transmission system
5344850047Optical bus communication system utilizing frame format signals
5354829300Signal generation
5364809256Optical demultiplexer

1988

5374766588Multiplexer and demultiplexer comprising optical switches and common electrodes
5384755987High speed scrambling at lower clock speeds
5394748686Coherence multiplexed optical position transducer
5404737958High repetition rate laser source having high power
5414730888Optimized guided wave communication system
5424718063Optoelectronic integrated circuit multiplex

1987

5434691312Data transmission system
5444682323Interconnecting integrated circuits

1986

5454568931Digital information transmitting system through an optical transmission medium

1985

5464507776Nonlinear all-optical time division multiplexer and demultiplexer
5474507775Optical transmitter with light source and optical amplifier combination

1984

5484467468Optical communication system
5494455643High speed optical switch and time division optical demultiplexer using a control beam at a linear/nonlinear interface
5504427895Method and apparatus for optical fiber communication operating at gigabits per second

1983

5514397016Process for switching time-multiplexed signals transmitted on a carrier, including in particular an optical carrier, and a device embodying this process

1981

5524302835Multiple terminal passive multiplexing apparatus

1980

5534206347Acousto-optic multiplexing and demultiplexing
5544182544Resonant multiplexer-demultiplexer for optical data communication systems

1979

5554175827Electro-optical multiplexer having multiple frequency resonant excitation
5564146783Multiplexed optical communication system
5574136929Apparatus for generating light pulse train

1978

5584074142Optical cross-point switch
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Дата формирования списка: 03.04.2017