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2017

19608696Dynamic transmit power and signal shaping
29608300Battery device, battery management system, and battery management method
39605535Integrated downhole system with plural telemetry subsystems
49604545Carrier communication method and system based on charging-discharging of electric vehicle and carrier device
59603012Secure wireless device connection using power line messages
69602394Routing frame propagation in power line networks
79602161Scaled power line based network
89602159Communication channel identification in a power line communication network
99596325Data frame for PLC having destination address in the PHY header
109596002Transceiver front-end for communication over power lines
119596001Apparatus for providing communication services and methods thereof
129596000Method for selecting optimal central controller in power line network
139595999Method for data transmission between a pump assembly and a control device, as well as a correspondingly designed pump system
149591731DC track lighting systems control
159590790Optimizing throughput of data frames in orthogonal frequency division multiplexing (OFDM) communication networks
169590698Power line network apparatus, system and method
179584187Non-interruptive filtering of transmission line communications
189584186Communications device for multi-tone mask mode operation
199584185Relative phase detection in power line communications networks
209583979Powering a fixture from AC and DC sources
219581977Appliance management apparatus and appliance management method
229578443Smart home device adaptive configuration systems and methods
239577755Methods and apparatus for efficient joint power line and visible light communication
249577709Communication system and communication device
259577707Method and device for stabilizing impedance on a power-line communication device
269577706Outbound interference reduction in a broadband powerline system
279577664Efficient processing and detection of balanced codes
289577430Electronic device and method of controlling power supply therein
299571209Transmission device with impairment compensation and methods for use therewith
309571160High data rate serial link
319571159Data communication over power supply lines of an electronic system
329571157Utility communication method and system
339570232Transformer for power line communication
349564945Method and apparatus to determine electric power network anomalies using a coordinated information exchange among smart meters
359564923Reception apparatus and associated method of receiving encoded data
369559832Power line communication system synchronization
379559752Switching signal polarity of a network device plug for use in a powerline communication network
389559525Network monitoring device
399553635Time based equalization for a C-PHY 3-phase transmitter
409549148Power supply architectures for powered devices
419548913Communication system and transmission unit employed in same
429548853Asymmetric full duplex communication including device power communication
439548844Communication device and communication system
449548794Power factor correction for constant current input with power line communication
459544019Systems and methods for ripple communication decoding
469544018Phase determination in smart grid networks
479544017Powerline communicated load control
489544016Power line communications using frame control data blocks for data transport
499541585Method and system for identifying at least one electrically powered device by a power supply device via a powerline connection
509537673Minimizing interference between communication networks
519537641Channel adaptation to compensate for interference from neighbor powerline communication networks
529537606Down-hole intelligent communication system based on the real-time characterisation of the attenuation of signals in a coaxial cable used as a transmission medium
539537593Dynamically adjusting route or link topology to minimize self-interference
549537534Power line ethernet adaptor and power line ethernet communication kit
559537533PLC FCH unitary circle differential symbol and preamble encoding determination
569537532Device for power line communication, method for transmitting signals, and method for receiving signals
579533635Network component for a vehicle network and corresponding vehicle network

2016

589531563Efficient fairness allocation in powerline CSMA/CA protocols
599531511Division of bit streams to produce spatial paths for multicarrier transmission
609531438Power line carrier communication apparatus
619531437Communication line adapter with electromagnetic interference protection
629531436Device for the two-way inductive coupling of data signals to a power line
639531435Communication network and wide area communication network
649531434Method and apparatus for increasing network connectivity through power line communications
659531131Power receiving connector, charging system and communication system
669530588Circuit breaking arrangement
679525558Coaxial cable or transmission medium classification system, circuit and method
689525462Data recovery of data symbols
699525461Suppression method for strong interference noise of carrier channel of power line and circuit structure thereof
709525460Mechanism for xDSL-PLC interference mitigation
719525210Guided-wave transmission device with non-fundamental mode propagation and methods for use therewith
729521058Multi-wire signaling with matched propagation delay among wire pairs
739520945Apparatus for providing communication services and methods thereof
749520916Vehicular power line communication system and transmitter
759518838Slave suitable for energy management systems and energy management system
769515700Methods and systems for exchanging information between aircraft
779511727Power line communication system, connector device, and power line communication device
789511672Charge device and in-vehicle apparatus
799509530Communication system and communication terminal
809509456Power supply line data transmission
819509372Bus communication device
829509371Method and apparatus for power line communications distortion compensation
839503251Method and apparatus for mitigation of baseline wander on an AC coupled link
849503189Method and apparatus for arranging communication sessions in a communication system
859503158Adaptive sub-band algorithm for point-to-point communication in PLC networks
869503157Digital signal processing for PLC communications having communication frequencies
879503156Enabling co-existence among power line communication (PLC) technologies
889502905Signal and power transmission system
899497232Method for establishing an IP-based communications connection between an electric vehicle and a charging control unit
909496996Communications system and bit-loading method used in a communications system
919496920Fuel dispensing environment utilizing retrofit broadband communication system
929495865Power-line communications
939493088Electric automobile and integrated control system thereof
949490887Communication device and method providing beamforming for two or more transmission channels
959490632Solar device
969485130Universal OFDM synchronizer for power line communication
979484748Dual port pass-through midspan
989481330Method for reducing linear distortion in a power interface for a motor vehicle
999480117Control system for controlling a load via power-line communications
1009479379Narrowband OFDM (NOFDM) transceiver for powerline communications (PLC)
1019479288Techniques for time-domain frame synchronization of packets
1029479266Quasi-optical coupler
1039479223Method and apparatus in a communications network
1049479222Dynamic mode selection for MIMO powerline devices
1059479221Power line communication method and apparatus
1069479220Methods and systems for detection and analysis of abnormalities in a power line communication network of a vehicle
1079479201Process variable transmitter with removable terminal block
1089473412Dynamic traffic shaping based on path self-interference
1099473256Detecting and avoiding intermodulation interference
1109467394Time and frequency diversity modulation system and method
1119467237Power line communication methods and devices
1129465059Method, sensor and system for analyzing appliances in a power line network
1139462386Wired, wireless, infrared, and powerline audio entertainment systems
1149461861Time-domain windowing function
1159461741Signal transmission method and apparatus
1169461709Methods and systems for server power line communication
1179461708Power supply control device, method of controlling the same, and power supply control system
1189461707Power-line network with multi-scheme communication
1199461706Method and apparatus for exchanging communication signals
1209461705Power back-off for limiting emissions and power consumption
1219461700Mains-synchronous power-line communications system and method
1229455767Method of monitoring a power transmission line and measuring device
1239451558Adaptive transmit power control in a communication network
1249451059Method for transmission of information between nodes of a network and network using said method
1259450643Method and apparatus for relaying messages in a PLC network
1269450628Receiver and transmitter receiver system
1279450419Combined power supply and input/output system with boost capability
1289444659Voltage mode transmitter
1299444617Single-wire transmission interface and single-wire transmission method and power supply system adopting single-wire transmission method
1309444261Power line communication device
1319438573Systems and methods to securely install network devices using physical confirmation
1329438312System and method for inferring schematic relationships between load points and service transformers
1339438311Power efficient mesh network
1349438310Multi-length cyclic prefix for OFDM transmission in PLC channels
1359438309Asymmetric channels in power line communications
1369432157Adaptive control system and method
1379432084Testable modular audio video data wall plate
1389432083Communication system and transmitter
1399425979Installation of network devices using secure broadcasting systems and methods from remote intelligent devices
1409425955Power line communication (PLC) network nodes using cipher then segment security
1419425859Interference mitigation for broadband over power line
1429425606Electric distribution network with ad hoc communication function
1439419835System and method for preamble detection in MIMO narrowband power line communications
1449419756Communication apparatus, integrated circuit, and communication method
1459419688Transmission device, reception device, and communication system
1469419681Electrical device for a powerline system for data transmission and powerline system for data transmission
1479419438Power-line communication coupling
1489419436Digital power receiver system
1499418540Electrical control system
1509418225Transmitting device and method of overlaying signals with the device
1519417944Two-wire communication system for high-speed data and power distribution
1529413601Channel reuse among communication networks sharing a communication channel
1539413575Method and apparatus for multi-carrier modulation (MCM) packet detection based on phase differences
1549413564Transmitting electrical power and communication signals
1559413519Wireless transmission synchronization using a power line signal
1569413425Highly integrated very small aperture terminal (VSAT) apparatus and method
1579413423SNR calculation in impulsive noise and erasure channels
1589413384Efficient processing and detection of balanced codes
1599413195Microgrid system structured to detect overload conditions and take corrective actions relating thereto
1609408258Power line communication for lighting systems
1619407377Interference cancellation
1629407326Method and apparatus for three-phase power line communications
1639407325Power line network system and method
1649407324Communication nodes and sensor devices configured to use power line communication signals, and related methods of operation
1659407323Devices and methods for power consumption control in powerline communications systems and apparatus
1669404943System, method, and apparatus for a safe powerline communications instrumentation front-end
1679402326Fixed relocatable wireless device
1689401863Dynamic source route computation to avoid self-interference
1699401654Device for modifying an AC voltage, AC voltage having a superimposed data signal, method for data transmission, use of a receiver and communication architecture
1709397498Systems and methods to emulate high frequency electrical signatures
1719395441Powerline-aided satellite-based navigation system
1729395208System and method for a power meter to communicate through a power line
1739391699Methods and apparatus for efficient joint power line and visible light communication
1749391677Communications device and method for transmitting at least two parallel transmit signals
1759391669Communication using multiple conductor cable
1769391668Method and apparatus for reducing the power of a signal electromagnetically coupled from a PLC medium to a DSL medium
1779391475Device and method for connecting an energy-converting terminal
1789391452Method and apparatus for implementing power line communications over a DC power supply cable
1799386732Power line communication apparatus
1809385782Communication between network nodes
1819380648Heating system for an aircraft or spacecraft
1829379923Method for operating a PLC system, PLC modem device and PLC system
1839379904Enhanced carrier sense multiple access (CSMA) protocols
1849379888Powerline communication network analyzer
1859379776System and method for low data-rate communication over a carrier current
1869379775Data communication system and method
1879379774System for transmitting information between circuits
1889379773Phase detection in power line communication systems
1899374855Power line communication for lighting systems
1909374255Interface circuit for providing high speed digital communication between a master universal asynchronous receiver transmitter (UART) device and a 1-wire, UART compatible sensor
1919369180Signal feedback circuit in power-line-communication systems
1929369179Method for using power lines for wireless communication
1939369178PLC/power-supply hybrid device and device with communication function
1949369177Path diversity with poly-phase links in a power line communication network
1959367109Switching power supply with noise control
1969363200Transmission of data over a low-bandwidth communication channel
1979356797System and method for network deployment and management
1989356762Electric vehicle and service equipment on a pilot wire
1999356708Communications system using adaptive frequency notching
2009356655Method of operating communication networks, corresponding communication network and computer program product
2019350424Coexistence method by requesting access to the channel
2029350423Methods and system for increasing data transmission rates across a three-phase power system
2039350422Communication system, communication slave and communication master
2049350421Configurable, power supply voltage referenced single-ended signaling with ESD protection
2059350419Coordinating transmissions of power line communication (PLC) devices
2069347311Systems and methods for ground fault immune data measurement systems for electronic submersible pumps
2079345113Method and device for programming a microcontroller
2089344150Powerline modem device
2099344149Power line carrier transmission apparatus and communication system
2109344148Input/output signal processing circuit and input/output signal processing method
2119344147Appending bursts to create a super burst for improved building penetration
2129342030Power supply apparatus for superimposing direct current voltage on alternating current voltage and outputting resulting voltage
2139337898Digital intercom network over DC-powered microphone cable
2149337897Power line communication system
2159337896Block filter for power line communication
2169335357Detecting device and detecting method
2179332217Method and apparatus for communicating data via a cable card
2189331742Feedback impedance control for driving a signal
2199331741Power line communication system and control method thereof
2209329063Electronic device with flexible data and power interface
2219325497Power line based theft protection of electronic devices
2229325376Direct current power line communication system and direct current power line communication apparatus
2239325374Powerline communication diversity coupling technique
2249325373Broadcast transmission for multi-tone mask mode operation
2259319339Communication system and superimposing apparatus
2269319238Overlapping priority contention windows power line communications networks
2279319218Multi-wire signaling with matched propagation delay among wire pairs
2289319104Methods and systems for controlling devices via power lines
2299319103Apparatus, systems and methods for power line carrier data communication to DC powered electronic device
2309312919Transmission device with impairment compensation and methods for use therewith
2319312918Phase selection for power line communication (PLC) links
2329312917System and method for providing access in powerline communications (PLC) network
2339312893Systems, methods and devices for electronic communications having decreased information loss
2349306755Data transmission device
2359306736Power-line communications with communication channel to and/or from endpoint circuits with authentication methodology
2369306624Initialization of endpoint devices joining a power-line communication network
2379306623Measurement tape for an elevator device
2389306614Power oscillator apparatus with transformer-based power combining for galvanically-isolated bidirectional data communication and power transfer
2399306609DC-coupled differential circuit front end
2409305454Apparatus and method for controlling communications to and from fixed position communication devices over a fixed bandwidth communication link
2419300362Power supply apparatus and vehicle charging apparatus
2429300361Enabling co-existence among power line communication (PLC) technologies
2439300360Device for communication between an electronic module and a sensor
2449300359Sensor having an integrated Zigbee.RTM. device for communication with Zigbee.RTM. enabled appliances to control and monitor Zigbee.RTM. enabled appliances
2459295125Device and method for communication between an electronic module and a detection sensor comprising a light source
2469295010Dynamic transmit power and signal shaping
2479294148Power line communication system
2489294147TWACS transmitter and receiver
2499293918Powerline pulse position modulated three-phase transmitter apparatus and method
2509292021Line communication with twinned HVAC units
2519287996Communication system, communication device, power supply device, and vehicle
2529287933Apparatus for power line communication
2539287932Stand-by power mode for power line modem
2549287801Micro inverter with DC-to-AC converter and solar photovoltaic system having the same
2559282504Joining process for powerline communication (PLC) networks
2569281867Power line communication device switchable between noise detecting and filtering functions
2579280405Error correction for powerline communication modem interface
2589276764Enhanced carrier sense multiple access (CSMA) protocols
2599276637Communications on power systems
2609276636Adaptive modulation system and method to minimize energy consumption
2619276635Device, system, and method for communicating with a power inverter using power line communications
2629276634Configuration over power distribution lines
2639276633Power line communication control system adapted for single-wire and method thereof
2649276632Analog signal diversity in multichannel communications
2659276631Power line communication device transmitting at differing power levels in same communication
2669272629Power system switching between charge-discharge function and driving function and electric vehicle comprising the same
2679270505Communication system
2689270388Method and apparatus for impulse noise mitigation for power line networking
2699270334Advanced switch node selection for power line communications network
2709264103Asymmetric channels in power line communications
2719260022Electric vehicle and power system and motor controller for electric vehicle
2729258829System and method for collision rate reduction in MIMO narrowband power line communications
2739258797Method and apparatus for a local positioning system
2749258093Estimating tone maps in a communication network
2759257916Power inverters with multiple input channels
2769255816System and method for communicating over power lines
2779252842Power over coaxial cable
2789252841Building, transmitting, and receiving frame structures in power line communications
2799250275Detecting actuation of electrical devices using electrical noise over a power line
2809246720Semiconductor device and receiver
2819246577Vehicular communication apparatus
2829246547Method and arrangement for transmitting data via an electric conductor of a current network
2839240913Full-duplex capacity allocation for OFDM-based communication
2849240823Receiver, apparatus, and methods for wirelessly receiving data from a power infrastructure
2859240822Method of handling power reduction at transmitter and related communication device
2869240821Communication system
2879240820Network communication structure, network communication system and network communication method
2889237064Communication method and apparatus of network management system
2899236910In-vehicle power line communication system
2909236909Zero standby power for powerline communication devices
2919236908Obstruction lighting and power line communication system
2929231789Transmitter circuit and method for operating thereof
2939231659Power line communication device with noise detecting and filtering functions
2949231658Coexistence primitives in power line communication networks
2959231657Adaptive sub-band algorithm for point-to-point communication in PLC networks

2015

2969225564On-board power line communication system
2979219552Noise limitation for transmission in a multi-path channel
2989219526Channel selection in power line communications
2999219525Socket
3009219510Signal receiving system, semiconductor device, and signal receiving method
3019219488AD conversion circuit
3029218736Sensor nodes, apparatuses, and methods for wirelessly transmitting data to a power infrastructure
3039214985Coordinating power distribution line communications
3049209864Closed-circuit power line communication system for large capacity load
3059206684Artificial lift equipment power line communication
3069203757Network throughput using multiple reed-solomon blocks
3079203661Communication system
3089203474Repeater for power line communication and repeating method thereof
3099203473Method and apparatus for separating power line communication (PLC) signals from mains electricity
3109203472Automatic gain control for power line communication
3119203402Efficient processing and detection of balanced codes
3129198198Efficient fairness allocation in powerline CSMA/CA protocols
3139197382Division of bit streams to produce spatial paths for multicarrier transmission
3149197290Communication system and communication device
3159197289Dynamic transmit power control method and power line communication system
3169197100Vehicle and communication device for vehicle
3179193474Signal transmission via current modulation of power input
3189191090Adapting beamforming parameters in a communication network
3199191071Broadband power line network device and ethernet signal coupling device thereof
3209191070Multi-instance powerline communication system
3219191069Power line communications system and method
3229191068Method for transmitting a signal via a power line network, transmitter, receiver, power line communication modem and power line communication system
3239191067Power line communications method and apparatus
3249184967System and method for generating frame structure for MIMO narrowband power line communications
3259184963Transmitting device, receiving device and communication method for an OFDM communication system with new preamble structure
3269184795Packet energy transfer in-line communications
3279184794Cyclic shift selection for MIMO narrowband power line communications
3289184793Power line-communication adapter
3299184792Charging communication system and charging equipment
3309184779Dynamic medium switch in co-located PLC and RF networks
3319182248Power line communication network and discovery process
3329178565Power line network system and method
3339172432Device and system for communicating on a supply line
3349172431Channel selection in power line communications
3359172430High performance PLC cluster system
3369172429Interference control in a broadband powerline communication system
3379170986Power quality meter and method of waveform anaylsis and compression
3389166860Payload for multi-input multi-output
3399166853Rate adaptation for data communication
3409166845Optimizing throughput of data frames in orthogonal frequency division multiplexing (OFDM) communication networks
3419166407Implementing substation automation load transfer function
3429161104System and method for transmitting and receiving a data when charging an electric vehicle
3439160414Transient power communication
3449160413Transmitter, communications system and method for transmitting data signals
3459160412Multi-bit digital signal isolator
3469160410Coexistence method by requesting access to the channel
3479160409Communication apparatus
3489160408System and method for establishing communication with an array of inverters
3499148320Transceiver front-end for communication over power lines
3509144143Power and data solution for remote low-power devices
3519143327Power line communication (PLC) network nodes using cipher then segment security
3529143198Power line communication method and apparatus
3539143197Joining process for G3 networks
3549143112Circuits and methods for providing an impedance adjustment
3559137870Device and method for communication between an electronic module and a detection sensor in the presence of a light source
3569137004Neighbor network channel reuse with MIMO capable stations
3579136911Power line communication device, power supply circuit with communication function, electric appliance, and control and monitoring system
3589136910Network neighbor admission coordination system and method for powerline communication
3599136909Apparatus for MIMO coupling power line signals into a three-conductor power supply network via two channels
3609136908Long preamble and duty cycle based coexistence mechanism for power line communication (PLC) networks
3619131454Compensating power spectral density for power levels
3629130665Power line communication modem, power line communication system and power line communication method
3639130658Selection diversity in a powerline communication system
3649130657System and method for a power line modem
3659130582Systems and methods for correcting an offset at an output of a digital to analog converter
3669130397Wireless charging and powering of electronic devices in a vehicle
3679130393Systems and methods to isolate lower amplitude signals for analysis in the presence of large amplitude transients
3689130372Protecting against transients in a communication system
3699119127Backhaul link for distributed antenna system
3709118517Systems and methods for powering circuits for a communications interface
3719116013System and method for controlling a connection of a meter to a power line
3729113347Backhaul link for distributed antenna system
3739112590Device for coupling out a common-mode signal in a power line communication network
3749108739Taxiing aircraft vicinity visualization system and method
3759106318Method of transmitting and receiving data using data plus formula in power line
3769106317Assignment and setup in power line communication systems
3779106108Smart feed line automation system based on 10KV carrier communication
3789100838Rail system having a wired communication zone
3799100105Splitter
3809100104Systems and methods for physical security of information flows over a power cable connection
3819100103Multi-hop communication system, and slave unit
3829100102Method to use a preamble with band extension in power line communications
3839100101Power line communication device and power control method thereof
3849094234Carrier sense multiple access (CSMA) protocols for power line communications (PLC)
3859094105Method for using power lines for wireless communication
3869088404Powerline communication receiver and related methods
3879083443Intelligent notification appliance circuit and system
3889083442Vehicular power line communication system and slave apparatus
3899083439Direct current signal transmission system
3909079303Autonomous robot
3919077489Adjusting multi-carrier modulation and transmission power properties
3929071339Closed-circuit power line communication
3939066055Power supply architectures for televisions and other powered devices
3949065544Pulse-based binary communication
3959065543Power line carrier transmission apparatus and communication system
3969064396Receiver, apparatus, and methods for wirelessly receiving data from a power infrastructure
3979059783Electronic device with a carrier current
3989055620Consolidation of lamp power conversion and external communication control
3999054787Method and apparatus for alignment in neighboring networks
4009054786System and method for applying multi-tone OFDM based communications within a prescribed frequency range
4019035484Module for powerline communication transmission
4029024465Uninterruptible power system
4039013980System and method for fail-safe communication across a compromised communication channel of a network device
4049008124MAC protocols with subbanding
4059001926Common mode signal reduction in powerline communication devices
4069001921Circuits, architectures, methods, algorithms, software, and systems for improving the reliability of data communications having time-dependent fluctuations
4079000897Systems and methods for implementing application profiles and device classes in power line communication (PLC) environments
4088995461Channel selection in power line communications
4098958487Power line communication transmitter with amplifier circuit
4108948934Methods and systems for vehicle broadband connection to a data network
4118934860Method for detecting an ingress of a short-wave radio signal in a power line communication system and power line communication modem

2014

4128879700Communication apparatus, integrated circuit, and communication method
4138842563Communication and processing for power line communication systems
4148837268Network-specific powerline transmissions
4158823202Electronic appliance
4168750395Power line network system and method
4178716882Powerline communicated load control
4188704399Power supply apparatus and power supply method
4198699586Powerline control interface in CENELEC (EU) A-D bands frequency and amplitude modulation transmitter
4208698573Impedance stabilization device
4218693555Communication system
4228692407Power line transmission apparatus without public power system noise interference and method thereof
4238674539Powerline communication power supply and modem interface mechanism

2013

4248581436Off-mains switch and a control box for electrically driven articles of furniture
4258576930Receiver for signal communication apparatus and related signal communication apparatus
4268526513Method and apparatus for transmitting data, and communication system
4278525366DC power source for a high voltage power apparatus
4288494129Communication apparatus, integrated circuit, and communication method
4298489546Clearinghouse systems and methods for collecting or providing quality, service, or asset information pertaining to wireless communications
4308423208Rail communication system and method for communicating with a rail vehicle
4318390143Communication system and communication apparatus

2012

4328310081Power line communications coupler for effecting signal coupling between electric signaling equipment and an electric power system
4338306129Power line communication apparatus, power line communication system, and registration processing method
4348300666Inline power-based common mode communications in a wired data telecommunications network
4358258649Communicating over power distribution media
4368237516Enhanced substrate using metamaterials
4378232668Synchronization point detection method and power line communication apparatus
4388232667System and method for data transmission over a power line of a switch mode power supply by frequency modulating the switch frequency thereof
4398217527Midspan powering in a power over ethernet system
4408212381Method and system for the voltage supply of aircraft cabin modules
4418212377Smart control device
4428212376Apparatus and method for providing operative power to powerline-network device
4438212375Network interface device communication via power line
4448205466Indoor and outdoor units of an air conditioning system connected via two wiring configurations
4458174145Power supply and communications system for a passenger aircarft
4468154150Power line communication system
4478145181Electric power transmission system for communications with noise elimination arrangement
4488102074Systems and method for limiting maximum voltage in solar photovoltaic power generation systems
4498089176Communication system and communication apparatus

2011

4508076793Magnetic isolation of power sourcing equipment control circuitry
4518004112Communication apparatus, communication system, image capture apparatus, video capture apparatus, and setting method thereof
4527977810Signal coupling apparatus for power line communications using a three-phase four-wire power line

2010

4537750495Power line adapter and method of controlling power line adapter operated in power-saving mode
4547737573Power over ethernet combiner
4557719130Power cable line
4567696636Midspan powering in a Power over Ethernet system
4577667344Coupling communications signals to underground power lines
4587652390Network interface device communication via power line

2009

4597579707Discharge prevention circuit and electronic equipment provided with the discharge prevention circuit
4607576447Control and supply system
4617525215Power-aware multi-circuit system and method

2008

4627449796Power over ethernet controller suitable for multiple modes

2007

4637308103Power line communication device and method of using the same
4647276915Electrical service monitoring system
4657196432Device and method for protecting a motor vehicle against theft
4667173345Multi-function integrated automation cable connector system and method

2006

4677148788Method for transmitting high-frequency signals to low-frequency networks and corresponding system

2005

4686965303Power line communication system and method
4696965302Power line communication system and method of using the same
4706958680Power line communication system and method of using the same
4716957043Data communications system including a local beacon
4726956906Powerline data communication
4736956463Method and apparatus for providing both power and communication over two wires between multiple low voltage AC devices
4746956461Apparatus and method for remotely controlling household appliances
4756952159Coupling device
4766950567Method and apparatus for providing inductive coupling and decoupling of high-frequency, high-bandwidth data signals directly on and off of a high voltage power line
4776950460Multichannel transceiver of digital signals over power lines
4786950007Method and device for monitoring enablement of an electrical apparatus connected to a power grid
4796947736Universal broadband home network for scalable IEEE 802.11 based wireless and wireline networking
4806947409Bandwidth management of virtual networks on a shared network
4816943668Apparatus and method for reconfiguring a power line communication system
4826940396Concurrent phase communication in TWACS
4836933835Data communication over a power line
4846927672Information transmission over power lines
4856922135High frequency network multiplexed communications over various lines using multiple modulated carrier frequencies
4866919775Network coupler
4876917888Method and system for power line network fault detection and quality monitoring
4886917785Electromagnetic field communications system for wireless networks
4896911900System and method for electronically signalling along a fence line
4906907472Distributed synchronization mechanism for shared communications media based networks
4916906618Method and system for bidirectional data and power transmission
4926904134Network infrastructure integrated system
4936897764Inductive coupling of a data signal for a power transmission cable
4946896551Power line phase coupler system
4956894603Packet communication method of powerline communication system
4966891796Transmitting data in a power line network using link quality assessment
4976871044Exciter system and method for communications within an enclosed space
4986870465Interface controller for magnetic field based power transmission line communication
4996868295Intelligent home control bus
5006867689Power line communication modern not requiring extra plug socket
5016864798Device docking apparatus and method for using the same
5026856799Communications system, communication method and corresponding devices
5036856647Methods and systems for neutral-to-ground communication
5046844809Passive optical network backhaul for powerline communications
5056842668Remotely accessible power controller for building lighting
5066838978Appliance data collecting system

2004

5076834091Time synchronization for data over a powerline modem network
5086831551Method and system for modulating a carrier frequency to support nondestructive bitwise arbitration of a communication medium
5096822555Fire system implemented with power line communications
5106811447External seizure mechanism for RF node connector
5116810088Method for transmitting data via a traction control which carries an electrical driving current for vehicles
5126809633Coupling broadband modems to power lines
5136809632Method for transmitting adaptive multi-channel packet in power line communication system
5146807463Processor-controlled mixture with weight sensors
5156806719Insulation inspection apparatus for motor
5166801865Meter monitoring and tamper protection system and method
5176785532Power line communications
5186771775Arrangement for communicating messages via a low-voltage electricity supply system and adapter
5196771142Network coupler
5206765479Magnetic field based power transmission line communication method and system
5216760384Method for the distribution of information
5226759946Home appliances network
5236756881Multiplex bus interface system and method for transmitting and receiving power and data
5246753761Power transfer apparatus for concurrently transmitting data and power over data wires
5256753742Signal coupling apparatus for communication by medium voltage power line
5266750781Appliance control system utilizing bidirectional power line communications
5276747859Modular power line network adapter
5286744820Communication system and method utilizing message frames having multiple thresholds for a multi-device vehicle occupant protection system
5296744351Central radio device and associated appliance
5306741162Power line networking apparatus and method
5316731201Communications module and system
5326727804Power line communication system and method
5336717510Telecommunications terminal which communicates with telecommunications terminals connected in parallel to the same network termination
5346710704Power transfer apparatus for concurrently transmitting data and power over data wires
5356707364Remote feeder reactance coil
5366705131Yarn processing system
5376704414Telephone line extension
5386703923Apparatus for providing security on a powerline-modem network
5396697239Ground fault circuit interrupter for coaxial drop cable and method of operation
5406693803Coupling device for a low-rate carrier current transmission system
5416686832High frequency network multiplexed communications over various lines
5426683531Coupling device for providing a communications link for RF broadband data signals to a power line and method for installing same
5436674845Method and apparatus for connecting broadband voice and data signals to telephone systems
5446674806Transmitting and receiving system for digital communication on electric power-lines

2003

5456671501Signal transmission circuit
5466668328Computer system having a power supply for coupling signals to a power line network and transmitting infrared signal to at least one peripheral card
5476668058Power line telephony exchange
5486667685Power line noise filter
5496653932System and method for achieving wireless communications coverage in a local area
5506650622System for communicating with electronic equipment
5516646447Identifying one of a plurality of wires of a power transmission cable
5526639947EMI reduction for isolated bus systems
5536633228Communication system for simultaneous two-channel transmission of data between subscribers
5546617965Control of the level of the signal produced by a transceiver coupled to a power distribution line
5556614326Power-line coupler having a circuit breaker form or a panelboard employing the same
5566611134Open type electricity meter
5576609204Method and apparatus for locking/unlocking via platform management bus
5586600775Adaptive reference pattern for spread spectrum detection claims
5596590494Electronic device
5606590493System, device, and method for isolating signaling environments in a power line communication system
5616583719Setting apparatus and setting method each for setting setting information in electric power line carrier communication terminal apparatus
5626577231Clock synchronization over a powerline modem network for multiple devices
5636577230Network for data and energy transfer
5646570493Method and apparatus for operating an electrical device
5656567474Digital wireless phone/modem jack capable of communications over the power lines using differential binary phase shift keying (DBPSK)
5666563801Cable interface for data and power supply
5676563420Power line communications apparatus and method
5686559757Data communication over power lines
5696553076Mixed mode transceiver digital control network and collision-free communication method
5706549120Device for sending and receiving data through power distribution transformers
5716546494Providing power to a device over a network transmission medium
5726538451Single ended measurement method and system for determining subscriber loop make up
5736532268Receiving apparatus and transmitting/receiving system
5746531879Method and apparatus for delay-line time-domain reflectometry
5756529120System for communicating over a transmission line
5766522626Power line communications system and method of operation thereof
5776518724Wall switch device and power outlet device
5786515485Method and system for power line impedance detection and automatic impedance matching
5796512307Motor vehicle data transmission system and data transmission method
5806509831Coupler for digital communication on electric power-lines
5816507622Communication systems, sender and receiver
5826507573Data transfer method and system in low voltage networks

2002

5836496105Power transfer apparatus for concurrently transmitting data and power over data wires
5846496104System and method for communication via power lines using ultra-short pulses
5856492897System for coupling wireless signals to and from a power transmission line communication system
5866480548Spacial derivative bus encoder and decoder
5876476709Transmission of digital data over an A.C. supply line
5886473510AC power source filter for audio video electrical load
5896473450Adaptive reference pattern for spread spectrum detection
5906466613Communications transceiver utilizing a single filter
5916465903Transmission of an operating order via an A.C. supply line
5926459692Intermittent node resolution for voice and data communication system
5936459363Two wire communication system
5946459275Detection of devices on a local area network
5956456192Method and system for power line null detection and automatic frequency and gain control
5966452482Inductive coupling of a data signal to a power transmission cable
5976445087Networking power plug device with automated power outlet control
5986441723Highly reliable power line communications system
5996433672Combined power and communication delivery system and kit for installation at or beyond the demarcation point
6006424250Communication system utilizing modified geometric harmonic modulation
6016417762Power line communication system using anti-resonance isolation and virtual earth ground signaling
6026414968Transmission and detection of data in a dual channel transceiver
6036411913Synchronous extremely low frequency (ELF) receiver
6046407691Providing power, clock, and control signals as a single combined signal across an isolation barrier in an ADC
6056405261Method and apparatus for an automatic multi-rate wireless/wired computer network
6066404822Control of broadband voice and data communication over a low quality noisy transmission media
6076404773Carrying speech-band signals over a power line communications system
6086396415Method and system of communicating in a subterranean well
6096396393Transmitting device, receiving device, and receiving method
6106396392High frequency network communications over various lines
6116388564Power distribution grid communication system
6126373377Power supply with digital data coupling for power-line networking
6136373375Method for data transmission in a vehicle
6146369718Oil well monitoring and control system communication network
6156369699Single-cable transmission device for signals and power supply of a surveillance system
6166363066Method and arrangement for combined data and power distribution using a communication bus
6176349111Circuit for allocating a transmission channel on the electric network
6186346875GHM aggregator

2001

6196331814Adapter device for the transmission of digital data over an AC power line
6206329906Power transfer apparatus for concurrently transmitting data and power over data wires
6216329905Power line communication system and method
6226320494Full duplex communication system with power transfer on one pair of conductors
6236317031Power line communications
6246317028Electronic identification, control, and security system and method for consumer electronics and the like
6256304043Circuit arrangement for signal coupling between circuit parts having supply lines isolated from one another
6266301290Adaptive reference pattern for spread spectrum detection
6276300881Data transfer system and method for communicating utility consumption data over power line carriers
6286297729Method and apparatus for securing communications along ac power lines
6296295356Power feed for network devices
6306290141Communication module and initialization method for multi-air conditioner system
6316288632Apparatus and method for power line communication (PLC)
6326288630Transmission of an operating order via an A.C. supply line
6336282405Hybrid electricity and telecommunications distribution network
6346281784Information and control communication over power lines
6356278357Apparatus and method for implementing digital communications on a power line
6366275144Variable low frequency offset, differential, ook, high-speed power-line communication
6376255935Coupling capacitor having an integrated connecting cable
6386252755Apparatus and method for implementing a home network using customer-premises power lines
6396249213Method for transmitting information over an alternating current power line through a plurality of frequency orthogonal subchannels
6406246868Conversion and distribution of incoming wireless telephone signals using the power line
6416243571Method and system for distribution of wireless signals for increased wireless coverage using power lines
6426243413Modular home-networking communication system and method using disparate communication channels
6436229432Intelligent transceiver module particularly suited for power line control systems
6446225759Method and apparatus for controlling lights
6456218931Home-appliance network with nodes identified by direct-sequence spreading codes
6466212658Method for the correction of a message in an installation
6476211749Impedance matching device
6486194996Information transfer via power line carrier
6496192069Circuit and methodology for transferring signals between semiconductor devices
6506177849Non-saturating, flux cancelling diplex filter for power line communications
6516175860Method and apparatus for an automatic multi-rate wireless/wired computer network
6526172597Electricity distribution and/or power transmission network and filter for telecommunication over power lines

2000

6536167278Combination cordless-cellular telephone system
6546157292Power distribution grid communication system
6556151480System and method for distributing RF signals over power lines within a substantially closed environment
6566151330Electric power supply management system
6576144292Powerline communications network employing TDMA, FDMA and/or CDMA
6586144291Bit encoding in home control systems
6596141634AC power line network simulator
6606140911Power transfer apparatus for concurrently transmitting data and power over data wires
6616130896Wireless LAN segments with point coordination
6626126463Contact apparatus for a network
6636115468Power feed for Ethernet telephones via Ethernet link
6646115429Data receiving method for receiving data through predetermined clear zones of a powerline
6656111963Electronic vehicular audio playback system
6666111918Two-way data communicating method and system
6676108368Adaptive reference pattern for spread spectrum detection claims
6686101214Power line communications spread spectrum symbol timing and random phasing
6696097761Method and system for the transmission of data and power
6706091320Automated home control using existing electrical lines as a communications medium
6716084505Method and apparatus for sending signals over an electric fence line
6726073003Telephone and auxiliary power distribution system
6736072858Method and apparatus for detecting and reporting a defective telecommunications line
6746070114Data transmission system
6756069556Interface device bi-directional connection of currents carrying low voltage/radiofrequency
6766069457Method and apparatus for controlling lights and other devices
6776060842Electronic ballast lighting power control device
6786055435Wireless telephone connection surge suppressor
6796040759Communication system for providing broadband data services using a high-voltage cable of a power system
6806037678Coupling communications signals to a power line
6816033101Cable television radio frequency and AC Power multitap
6826025793Input circuit of a field device
6836023106Power line circuits and adaptors for coupling carrier frequency current signals between power lines
6846021137Data collection system

1999

6856005477Method and apparatus for information transmission via power supply lines
6866005476Electronic identification, control, and security system for consumer electronics and the like
6875999094Combination telephone and smoke alarm system
6885994998Power transfer apparatus for concurrently transmitting data and power over data wires
6895986539Hafe-duplex two-wire DC power-line communication system
6905983076Antenna unit for communication system for movable body
6915982276Magnetic field based power transmission line communication method and system
6925977865Bit encoding in home control systems
6935977650Transmitting communications signals over a power line network
6945973610System for automated selection of a communications unit for refrigerating containers
6955970127Caller identification system for wireless phone jacks and wireless modem jacks
6965949327Coupling of telecommunications signals to a balanced power distribution network
6975944842Method and apparatus for data encoding and communication over noisy media
6985940436Circuit for allocating a transmission channel on the electric network
6995938151Communication systems employing power cables for conveyor carriages
7005937342Wireless local distribution system using standard power lines
7015937003Adaptive reference pattern for spread spectrum detection claims
7025933415Circuit for transmitting binary data on the electric network using several transmission channels
7035933073Apparatus and methods for power network coupling
7045933071Electricity distribution and/or power transmission network and filter for telecommunication over power lines
7055929750Transmission network and filter therefor
7065929749System for improved communication and control over power lines
7075929748Automated home control using existing electrical lines as a communications medium
7085927657Antenna mounting structure for movable member conveying system
7095923363Apparatus for powering a television interphone monitor via a signal transmission line
7105920802System and method to improve power distribution in a coaxial cable amplifier
7115920253Local area method arrangement
7125911119Secure cordless telephone extension system and method
7135910776Method and apparatus for identifying locating or monitoring equipment or other objects
7145906503Modular plug with automatically staggered wires
7155903594Power line communications spread spectrum protocol
7165892795Telecommunication system and modem for transmission of modulated information signals over power supply lines
7175886619Communication method in movable body operating system
7185872791Method and apparatus for data encoding and communication over noisy media
7195870016Power line carrier data transmission systems having signal conditioning for the carrier data signal
7205869909Active ground compensation
7215864284Apparatus for coupling radio-frequency signals to and from a cable of a power distribution network
7225856776Method and apparatus for signal coupling at medium voltage in a power line carrier communications system

1998

7235852785Secure access telephone extension system and method in a cordless telephone system
7245848054Repeater for transmission system for controlling and determining the status of electrical devices from remote locations
7255844949Power line communication system
7265835537Multiple transmission apparatus
7275835005Power-line data transmission method and system utilizing relay stations
7285834861LSI for signal transmission
7295832364Distributing wireless system carrier signals within a building using existing power line wiring
7305828293Data transmission over a power line communications system
7315818821Universal lan power line carrier repeater system and method
7325808902Power quality transducer for use with supervisory control systems
7335805053Appliance adapted for power line communications
7345801583Coilless bus coupler for an on-board power supply
7355777769Device and method for providing high speed data transfer through a drop line of a power line carrier communication system
7365777545Remote control apparatus for power line communications system
7375777544Apparatus and method for controlling data communications having combination of wide and narrow band frequency protocols
7385774526Reconfigurable on-demand telephone and data line system
7395770996Transformer system for power line communications
7405757936Audio and video signal distribution system and method
7415748671Adaptive reference pattern for spread spectrum detection
7425745552Line communication systems incorporating mains electricity conductors for communications
7435742225Arrangement for signal transmission between a transmitting station and a receiving station
7445727025Voice, music, video and data transmission over direct current wires
7455727004Method and apparatus for data encoding and communication over noisy media
7465726980Time division duplex communications repeater
7475717685Transformer coupler for communication over various lines
7485712614Power line communications system
7495708701Power line telephone communications system having on hook digital voiceband messaging
7505705974Power line communications system and coupling circuit for power line communications system

1997

7515701330Serial communication method and apparatus
7525694436Gain control system for handling periodic noises
7535694108Apparatus and methods for power network coupling
7545691715Method and apparatus for detecting fraudulent power line communications signal
7555687192Circuit arrangement for transmitting information on a two-wire line
7565684826RS-485 multipoint power line modem
7575684450Electricity distribution and/or power transmission network and filter for telecommunication over power lines
7585670931Method and apparatus for transmitting data over a power cable utilizing a magnetically saturable core reactor
7595661802Auxiliary power and telephone signal distribution system
7605659301Transmission system
7615652755Printer interface system
7625644598Switching arrangement for coupling a transmitting unit to a transmission line
7635635896Locally powered control system having a remote sensing unit with a two wire connection
7645625863Video distribution system using in-wall wiring
7655623531Auxiliary power for telephone distribution system
7665621344Circuit arrangement for coupling a first electric signal into a second electric signal
7675592482Video distribution system using in-wall wiring

1996

7685589813Data communication system of the field bus type with a twin lead for power supply to connect units and for data transmission between the units
7695581229Communication system for a power distribution line
7705579335Split band processing for spread spectrum communications
7715577070Apparatus for generating high power, low energy pulses across the terminals of a large capacity, low impedance battery
7725574749Line interface apparatus and method for isolating data terminal equipment from the line
7735572182Integrated power and signal transmission system
7745559377Transformer coupler for communication over various lines
7755554968Data communication using power lines
7765553081Apparatus and method for detecting a signal in a communications system
7775546419Bus coupler
7785539388Telemetry and control system
7795535273Circuitry for superimposing small, low energy signals and large, essentially higher energy signals
7805530737Secure access telephone extension system and method
7815521592Method and apparatus for transmitting information relating to the operation of a downhole electrical device
7825515038Data transmission system
7835504454Demodulator for powerline carrier communications
7845497142Directional separator-coupler circuit for medium-frequency carrier currents on a low-voltage electrical line
7855495503Storage battery memory and communication device
7865491463Power line communication system
7875491402Apparatus and method for providing AC isolation while supplying DC power
7885486805Method of receiving unsolicited messages on an electrical distribution network communications system
7895485040Powerline coupling network
7905481249Bidirectional communication apparatus for transmitting/receiving information by wireless communication or through a power line

1995

7915475360Power line carrier controlled lighting system
7925471190Method and apparatus for resource allocation in a communication network system
7935467011System for detection of the phase of an electrical signal on an alternating circuit power line
7945461629Error correction in a spread spectrum transceiver
7955448593Frequency hopping time-diversity communications systems and transceivers for local area networks
7965448231Method and apparatus for transmitting signals on a transmission line
7975444184Method and cable for transmitting communication signals and electrical power between two spaced-apart locations
7985424710Power coupler for coupling power from a transmission line to a node thereon
7995406249Method and structure for coupling power-line carrier current signals using common-mode coupling
8005404127Power line communication while avoiding determinable interference harmonics
8015400017Transmission apparatus
8025391932Source power coupler

1994

8035377227Adaptive data recovery for spread spectrum systems
8045359625Spread spectrum communication system particularly-suited for RF network communication
8055355114Reconstruction of signals using redundant channels
8065351272Communications apparatus and method for transmitting and receiving multiple modulated signals over electrical lines
8075349644Distributed intelligence engineering casualty and damage control management system using an AC power line carrier-current lan
8085319634Multiple access telephone extension systems and methods
8095289500Signal conditioner
8105289498Adaptive data recovery for spread spectrum systems
8115289476Transmission mode detection in a modulated communication system
8125278862Timing for spread-spectrum communication across noisy media
8135278536Electromagnetic radiation node for use in a network and lighting element incorporating such a node

1993

8145264823Power line communication system
8155263027Multiplex transmitter-receiver system
8165262755Inbound communications using electricity distribution network
8175257290Transmission line termination of guide-communications wire for guided vehicles
8185257006Method and apparatus for power line communications
8195245633System for transmitting digital data over an electricity power line
8205245335Transceiver system for communication over wire laid along the path of guided/vehicles
8215227762Power line carrier controlled lighting system
8225210788Telephone instrument and distribution system
8235210519Digital data transmission
8245210518Apparatus and method for reducing errors in data caused by noise
8255198796Outbound signal detector system and method
8265192231Power line communications coupler
8275187865Method of coupling lf signals by means of power line communications coupler
8285185591Power distribution line communication system for and method of reducing effects of signal cancellation

1992

8295168510Spread spectrum-time diversity communications systems and transceivers for multidrop area networks
8305153448Information separation device
8315148144Data communication network providing power and message information
8325127045Identifying telephone controller system
8335089974Building technical management controller with a two-wire data and power transmission line
8345081440Bus coupler

1991

8355073902Device for receiving information travelling on two capacitively coupled information transmission lines, in particular for a motor vehicle
8365070522Combined signal and power distribution system
8375068890Combined signal and electrical power distribution system
8385066939Method and means of operating a power line carrier communication system
8395032833Adaptive network routing for power line communications
8405029334Process for transferring data packets
8415019730Information separation device
8424992774Method for powering remote visual displays and allowing for data exchange over the same wire pair
8434988972Method for transmitting and receiving signals over transmission power lines
8444982175Telemetry circuit with noise immunization

1990

8454980665Remote control repeater
8464973940Optimum impedance system for coupling transceiver to power line carrier network
8474968970Method of and system for power line carrier communications
8484963853Simultaneous inbound multi-channel communication system using electricity distribution network
8494962496Transmission of data via power lines
8504952905Data communication system
8514951312Balanced transmission device
8524926158Powered communication link
8534918422Method and apparatus for extracting inbound information generated line-to-line in a multi-phase electric distribution system
8544914418Outbound detector system and method
8554910628Terminal unit in information transmission system
8564910464Proximity detector
8574903006Power line communication system
8584896277Method of mapping refrigerated containers in a power line carrier based monitoring system
8594894952Proximity detector

1989

8604890089Distribution of line carrier communications
8614885795Hospital digital data transfer system
8624885563Power line carrier communication system
8634866757Combined telephone and power distribution system
8644866733Radio bus system
8654864589Spread spectrum power line communications
8664864296System for synchronizing signals on a two-wire line
8674862157Signal transfer method and equipment for electric machine equipped with three-phase power supply cable
8684857884Paging system
8694857716Patient identification and verification system and method
8704847903Wireless remote speaker system
8714847782Energy management system with responder unit having an override
8724845466System for high speed digital transmission in repetitive noise environment
8734843345Output stage with automatic level control for power line signalling
8744841281Apparatus for controlling a switching amplifier
8754835517Modem for pseudo noise communication on A.C. lines
8764835516Arrangement for introducing audio-frequency signals into a power supply line
8774835372Patient care system
8784833694Signal receiver
8794829570Wireless remote speaker system
8804815106Power line communication apparatus
8814809296Method for transmitting data via the lines of a power supply system
8824807259Time synchronization method in data transmission system
8834806929Remote monitor control system
8844800363Method for data transmission via an electric distribution system and transmission system for carrying out the method
8854799238Differential phase shift keying method for the transmission of data

1988

8864785195Power line communication
8874777652Radio communication systems for underground mines
8884772870Power line communication system
8894766414Power line communication interference preventing circuit
8904763104Gateway for use in load control system
8914763103Process and method for wide band transmission, particularly for data transmission over an electricity distribution network
8924746897Apparatus for transmitting and receiving a power line
8934745392Noise reduction in signal transmission system over building power distribution wiring
8944745391Method of, and apparatus for, information communication via a power line conductor
8954744093Method of detecting phase pulse signals from an AC distribution line
8964737787Two-wire communication system
8974734919Circuit for serial data communication and power transmission
8984731810Neighborhood home security system

1987

8994715045System protocol for composite shift keying communication system
9004714912Single-conductor power line communications system
9014703306Appliance system
9024701945Carrier current transceiver
9034697166Method and apparatus for coupling transceiver to power line carrier system
9044692761Adaptive communication network and method
9054689620Method and apparatus for data transmission between a transmission and a receiver disposed in a drill hole and a transmitter and a receiver disposed above ground
9064686641Static programmable powerline carrier channel test structure and method
9074686382Switch bypass circuit for power line communication systems
9084675668Data transmission system over building wiring
9094675648Passive signal coupler between power distribution systems for the transmission of data signals over the power lines
9104673127Remote control means for heating/cooling devices
9114668934Receiver apparatus for three-phase power line carrier communications
9124658238Method and apparatus for providing selectively variable modulation signal for a carrier wave
9134653073Low error rate digital demodulator
9144653072Low error rate digital demodulator
9154646319Bidirectional bus coupler presenting peak impedance at carrier frequency
9164645956Current limiter for power line communication amplifier
9174644566Low error rate digital demodulator
9184642607Power line carrier communications system transformer bridge
9194641322System for carrying out spread spectrum communication through an electric power line
9204641126Multiple-mode electrical power and communications interface
9214639933Steering logic circuit for a digital data transceiver
9224639714Combined power and control signal transmission system
9234638299Electrical appliance control
9244638298Communication system having message repeating terminals
9254636771Power line communications terminal and interface circuit associated therewith
9264634990Apparatus for demodulating differential phase shift keyed signals

1986

9274633218Apparatus for receiving low level digital signals transmitted over power lines
9284622535Receiving circuit for a data transmission system
9294621170Means of transmitting signals along a line while also providing a direct voltage source
9304609839Noise inverter circuit for a power line communication system
9314602240Apparatus for and method of attenuating power line carrier communication signals passing between substation distribution lines and transmission lines through substation transformers
9324599598Data transmission system utilizing power line
9334598396Duplex transmission mechanism for digital telephones
9344597082Transceiver for multi-drop local area networks
9354583091Serial signal transmission system
9364583073Remote monitoring system transmitter and power supply therefor
9374577335Coherent data communications technique
9384577333Composite shift keying communication system
9394573170Apparatus and method for sampling multiple carrier signals
94045690453-Wire multiplexer
9414568933Electronic well tools and multi-channel recorder

1985

9424559520Method for communication utilizing multi-mode reception
9434558177Regulated output current source for cordless telephones
9444556866Power line carrier FSK data system
9454556865Data transmission system utilizing power line
9464556864Apparatus and method for communicating digital information on AC power lines
9474554532Automatic receiver gain control in centralized monitor system
9484538136Power line communication system utilizing a local oscillator
9494535447Remote monitoring system transmitter
9504529904Piezo-electric terminal station for communications system
9514528677Data transmission system
9524528667System for the transmission of information messages
9534523307Power line carrier multi telephone extension system for full duplex conferencing and intercom between telephones
9544517548Transmitter/receiver circuit for signal transmission over power wiring
9554514719Data transmission system utilizing power line of 3-phase alternating current
9564514594Power line carrier telephone extension system for full duplex conferencing between telephones and having telephone call hold capability
9574510611Transceiver circuit for interfacing between a power line communication system and a data processor
9584507646Radio communication system
9594504705Receiving arrangements for audio frequency signals
9604495386Telephone extension system utilizing power line carrier signals

1984

9614481501Transformer arrangement for coupling a communication signal to a three-phase power line
9624479215Power-line carrier communications system with interference avoidance capability
9634479033Telephone extension system utilizing power line carrier signals
9644475209Regenerator for an intrabundle power-line communication system
9654475193Power line carrier multi telephone extension system for full duplex conferencing between telephones
9664473817Coupling power line communications signals around distribution transformers
9674473816Communications signal bypass around power line transformer
9684471399Power-line baseband communication system
9694467314Electric utility communication system with field installation terminal and load management terminal with remotely assignable unique address
9704462113Cordless transmitting and receiving apparatus
9714458236Communications signal coupling around wye/delta power transformation
9724453156Load control receiver and method of operation
9734451853Image data transmission process
9744450571Two-way signal transmission and one-way DC power supply using a single line pair
9754446458Monitoring and control system
9764443786Data transmission system employing wire and wireless transmission paths
9774442364Overhead electric transmission systems
9784438519Methods, and apparatus, for transmitting high-bit-rate digital data in power line communication media having high harmonic noise content
9794433326Power line communication system using the neutral and ground conductors of a residential branch circuit
9804433284Power line communications bypass around delta-wye transformer
9814430639Visual message intercommunication unit and system
9824429366Microprocessor-based load management terminal with reset
9834429299Two-way AC power line communications system
9844428061Method and apparatus for receiving carrier-borne digital signals intended to operate remotely-operable switching devices
9854427968Distribution network communication system with flexible message routes

1983

9864423506Wire data transmission system
9874419758Transmission systems for transmitting signals over power distribution networks, and transmitters for use therein
9884409428Overhead electric transmission systems
9894408186Power line communication over ground and neutral conductors of plural residential branch circuits
9904408185Process for transferring information and system for carrying out the process
9914406924Radio-controlled devices for use in power distribution circuits
9924400688Method and apparatus for communication over electric power lines
9934399547Receiver of pulsed phase modulated signals
9944398178Apparatus for transmitting information on an alternating current line
9954390863System for the transmission of binary signals between the components of an alarm system
9964388727Receivers suitable for use in remotely-operable switching devices and data transmission systems
9974383243Powerline carrier control installation
9984380009Message communication system
9994377804Synchronous data transmission system utilizing AC power line
10004371867Transmitting signals over alternating current power networks
10014369416Band-stop filter for equipment with carrier-frequency utilization of low-voltage lines

1982

10024365238Visual signalling apparatus
10034357605Cash flow monitoring system
10044357598Three-phase power distribution network communication system
10054355303Receiver for a distribution network power line carrier communication system
10064348657Method for transmitting binary signals over a foreign wiring network
10074348582Communication via an electricity supply main
10084344066Noise trap arrangement for AC power line communication systems
10094341927Data transmission apparatus
10104340880Method and apparatus for signal recognition in a remote control system with influencing of the zero point transition of the alternating-current mains voltage
10114328482Remote AC power control with control pulses at the zero crossing of the AC wave
10124323882Method of, and apparatus for, inserting carrier frequency signal information onto distribution transformer primary winding
10134321581Powerline carrier control system
10144319224Powerline carrier control system with powerline current compensation

1981

10154307380Transmitting signals over alternating current power networks
10164304963Communications system for remote monitoring
10174302844Carrier transmission through harmonic polluted medium
10184300126Method and apparatus, for power line communications using zero crossing load interruption
10194293846Remote selective switching system for use with AC power line
10204284979Coding system for simultaneously signaling selected ones of a plurality of devices
10214254403Systems for transmitting information in an alternating current electricity supply system
10224254402Transformer arrangement for coupling a communication signal to a three-phase power line
10234250489Distribution network communication system having branch connected repeaters
10244245215Power line signalling system
10254244047Multiplexed carrier transmission through harmonic polluted medium

1980

10264239940Carrier current communications system
10274225964Detection means for providing multiple baud values per individual baud period of a carrier signal to obviate baud timing ambiguities
10284222035Multiplex system having digital coded power line signals
10294218655Method and apparatus for transmitting intelligence over a carrier wave
10304210901Signal repeater for a distribution network communication system
10314202024Repeater bypass protection apparatus
10324200862Appliance control
10334194178Electric motor with internal wireless load monitor
10344194128Ripple control systems
10354193129Charging circuit for sonar systems
10364188619Transformer arrangement for coupling a communication signal to a three-phase power line
10374186873Humidity control system and circuitry

1979

10384174517Central system for controlling remote devices over power lines
10394163218Electronic multiple device control system
10404142178High voltage signal coupler for a distribution network power line carrier communication system
10414139735Carrier current communications system
10424136327Well survey system modulation technique
10434136319Filtering device for high-voltage power lines used as high-frequency transmission media
10444135181Automatic remote meter reading and control system

1978

10454131882Digital two-wire irrigation control system with feedback
10464130861Power line carrier noise elimination
10474119912Audio frequency heterodyne means and method
10484114141Digital communication system for transmitting digital information between a central station and a number of remote stations
10494109204Apparatus and method for wideband communication with suppression of harmonic interference
10504106007Method and apparatus for transmitting intelligence over a carrier wave
10514101834Methods and apparatus for rejection of interference in a digital communications system
10524097692Method and apparatus for the two-way transmission of pulses
10534092599Annunciator communication system
10544087701Transformer cascade for powering electronics on high voltage transmission lines
10554078216Circuit for the parallel coupling of audio frequency central-control transmitting stations in a wave band filter construction
10564066912Coupling arrangement for power line carrier systems

1977

10574065763Distribution network power line communication system
10584058678Remote signalling to a telephone line utilizing power line carrier signals
10594057793Current carrier communication system
10604040046Remote data readout system for transmitting digital data over existing electrical power lines
10614032911Signal repeater for power distribution line communication systems
10624031528Transmitting over power lines
10634030034Overdrive protection circuit for power line carrier systems and the like
10644021797Audio frequency power line control system
10654017845Circuitry for simultaneous transmission of signals and power
10664016429Power line carrier communication system for signaling customer locations through ground wire conductors
10674012734Synchronous power communicating
10684012733Distribution power line communication system including a messenger wire communications link
10694008467Power line carrier communication system having efficient carrier signal coupling of distribution secondary lines
10704007360Method and apparatus for remote transmission of signals

1976

10713993989ELF communications system using HVDC transmission line as antenna
10723980954Bidirectional communication system for electrical power networks
10733973240Power line access data system
10743973087Signal repeater for power line access data system
10753967264Distribution network power line communication system including addressable interrogation and response repeater
10763964048Communicating over power network within a building or other user location
10773962547Repeater coupler for power line communication systems
10783950676Transmission line-communications equipment coupling unit having short-circuit and overvoltage protection
10793949172Telephone extension system utilizing power line carrier signals
10803944723Station for power line access data system
10813943447Method and apparatus for bi-directional communication via existing CATV system
10823942170Distribution network powerline carrier communication system
10833942168Distribution network power line communication system
10843938129Power line data transmission system
10853932804Neutralizing transformer arrangement
© 2017, ПАТ-Инфо, В.И. Карнышев
Дата формирования списка: 03.04.2017