Patents for H04B 3 - Line transmission systems (31,523) |
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08/28/2013 | CN203166890U Power line carrier wave receiver digital front-end |
08/28/2013 | CN203166634U Power load management system radio load control device |
08/28/2013 | CN203165197U A conversion control device and a collector |
08/28/2013 | CN103270729A 中继装置 Relay device |
08/28/2013 | CN103270702A Systems, methods, and apparatus for enabling audio transmission within a communications session |
08/28/2013 | CN103269239A Smart power grid power transmission line wireless access method |
08/28/2013 | CN102541002B Mining monitoring system based on low voltage power line carrier communication |
08/28/2013 | CN102223276B IP (Internet Protocol) networking method applied to narrowband power line carrier communication |
08/28/2013 | CN102136853B Receiver, clear channel assessment (CCA) detection device and CCA detection method for power line communication (PLC) system |
08/28/2013 | CN102105802B Transformer meter and system for using same |
08/28/2013 | CN102025399B Asymmetrical carrier communication system of electric energy meter |
08/28/2013 | CN101861046B Power-line carrier electrodeless lamp control receiver |
08/28/2013 | CN101686067B Method, device and system for enhancing line stability |
08/28/2013 | CN101569108B Common mode adaptive equalization |
08/27/2013 | US8522104 Smart aging retry buffer |
08/27/2013 | US8521530 System and method for enhancing a monaural audio signal |
08/27/2013 | US8521080 Relay station device, base station device, mobile station device, and radio communication system |
08/27/2013 | US8520744 Multi-value logic signaling in multi-functional circuits |
08/27/2013 | US8520565 Full duplex network radio bridge with low latency and high throughput |
08/27/2013 | US8519835 Systems and methods for sensory feedback |
08/27/2013 | US8519834 Wrist wound vibrating device |
08/27/2013 | CA2609101C Internet communications between wireless base stations and service nodes |
08/22/2013 | WO2013123475A1 Method and apparatus for three-phase power line communications |
08/22/2013 | WO2013122960A1 Methods and systems for reducing crosstalk |
08/22/2013 | WO2013122883A1 Methods and systems for reducing crosstalk |
08/22/2013 | WO2013120547A1 Method and device for locating an impairment within a telecommunication line |
08/22/2013 | WO2013079138A8 Transmitter, communications system and method for transmitting data signals |
08/22/2013 | US20130216056 Non-linear echo cancellation |
08/22/2013 | US20130215983 Power line communications apparatus |
08/22/2013 | US20130215982 Communication system, communication method, relaying device, and recording medium |
08/22/2013 | US20130215981 Method and apparatus for three-phase power line communications |
08/22/2013 | US20130215949 Detection and estimation of narrowband interference by matrix multiplication |
08/22/2013 | US20130215940 Method for Robust Crosstalk Precoder Training in Channels with Impulse Noise |
08/22/2013 | US20130215885 Transmission of Segmented Frames in Power Line Communication |
08/22/2013 | US20130215799 Local area network of serial intelligent cells |
08/22/2013 | US20130215798 Local area network of serial intelligent cells |
08/22/2013 | US20130215765 Utility communication method and system |
08/22/2013 | DE102012202474A1 System zur Akzentbeleuchtung oder zur Erzeugung von Leuchteffekten sowie Verfahren zum Betreiben eines entsprechenden Systems System for accent lighting or for the generation of luminous effects and method of operating a system corresponding |
08/22/2013 | DE10027789B4 Verfahren und Einrichtung zur Bestimmung von Übertragungsfunktion und Impulsantwort in Niederspannungsnetzen mit Hilfe von Bandspreizsignalen Method and apparatus for determining transfer function and impulse response in low voltage distribution systems using Bandspreizsignalen |
08/22/2013 | CA2854360A1 Method and apparatus for three-phase power line communications |
08/21/2013 | EP2629435A1 Method and device for locating an impairment within a telecommunication line |
08/21/2013 | EP2628442A1 Medical monitoring method and device integrating central monitoring function |
08/21/2013 | EP2628252A1 Apparatus and method for fault detection and location determination |
08/21/2013 | EP2628251A2 Dsl alien noise reduction |
08/21/2013 | CN203151544U Multi-communication-method intelligent switching device provided with photoelectric signal transceiving module |
08/21/2013 | CN203151536U Gateway apparatus for Internet of things and utilizing power line to conduct data transmission |
08/21/2013 | CN203151489U ONU power carrier transceiver |
08/21/2013 | CN203151488U Shared medium multiple node and multiple service transmission device |
08/21/2013 | CN203149826U Power line carrier communication meter reading system |
08/21/2013 | CN203149825U Concentrator and a basement zone area master table communication apparatus |
08/21/2013 | CN103262434A Media access control layer for power line communications |
08/21/2013 | CN103262433A Time-alignment of crosstalk acquisition phases between multiple joining lines |
08/21/2013 | CN103262432A Crosstalk cancellation device and method with improved vectoring stabilisation |
08/21/2013 | CN103259754A Digital front end system used for power line carrier communication and implementation method of digital front end system |
08/21/2013 | CN103259566A Method, central coordinator, station and system for power line communication network networking |
08/21/2013 | CN103259565A Conditioning circuit of power line carrier communication received signal |
08/21/2013 | CN103259564A System and method for calling of wired network fault |
08/21/2013 | CN103259563A Self-adapting filter divergence detection method and echo cancellation system |
08/21/2013 | CN103259562A Cable diagnostics for 10gbase-t transceivers |
08/21/2013 | CN102227090B Intelligent FA (feeder automation) system of 10kV-carrier communication |
08/21/2013 | CN101669291B Method of transmitting data and modem |
08/20/2013 | US8515566 Sequence grabber for audio content |
08/20/2013 | US8515340 Power management in an internet protocol (IP) telephone |
08/20/2013 | US8515339 Method and an apparatus for installing a communication system using active combiner/splitters |
08/20/2013 | US8515086 Method and system for clock drift compensation |
08/20/2013 | US8515055 Adaptive filtering with flexible selection of algorithm complexity and performance |
08/20/2013 | US8515054 Voice and data exchange over a packet based network with echo cancellation |
08/20/2013 | US8514992 Adaptive electronic transmission signal cancellation apparatus for full duplex communication |
08/20/2013 | US8514921 Assessing aircraft interference path loss employing discrete frequency stirring |
08/20/2013 | US8514737 Method for estimating carrier-to-noise ratio and base station apparatus using the same in a wireless access system |
08/20/2013 | CA2527068C Apparatus and methods for multi-channel metering |
08/15/2013 | WO2013119653A1 Systems and methods for canceling electrical crosstalk from measurements of optical signals |
08/15/2013 | WO2013119010A1 Power line communication apparatus and method, and load power monitoring apparatus and method using same |
08/15/2013 | US20130210283 Modular outlet |
08/15/2013 | US20130210278 Methods and systems for compensating for alien crosstalk between connectors |
08/15/2013 | US20130208876 Adjusting a power allocation of users in a digital subscriber line environment |
08/15/2013 | US20130208775 Vehicular power line communication system |
08/15/2013 | US20130207792 Apparatus and method for controlling vibration transfer between vibration devices |
08/14/2013 | EP2627013A1 Power line communication apparatus and method, and load power monitoring apparatus and method using same |
08/14/2013 | EP2627012A1 Power and signal distribution system |
08/14/2013 | EP2625794A1 Method and apparatus for remote metering the consumption of electricity over power line network |
08/14/2013 | EP2625576A1 Household appliance having a controller for an electrical energy supply network having an associated data network and method for operating a controller of a household appliance on said energy supply network |
08/14/2013 | DE102013202120A1 Fahrzeugstromleitungskommunikationssystem Vehicle power line communication system |
08/14/2013 | DE102013002388A1 Elektronisches Zeitanteilskommunikationsverfahren, Apparatur und System Electronic time share communication method, apparatus and system |
08/14/2013 | CN203135873U Integrated intelligent optical-carrier transmission apparatus |
08/14/2013 | CN203135872U Electric-power carrier-wave communication chip apparatus |
08/14/2013 | CN203135871U Power line communication route module |
08/14/2013 | CN203135870U A networking converter |
08/14/2013 | CN203135869U BPL carrier communication module |
08/14/2013 | CN203134109U Self-adaptive time division collecting carrier module |
08/14/2013 | CN203134099U Elevator communication system |
08/14/2013 | CN203132052U Cloud air-conditioner system based on power line transmission signals |
08/14/2013 | CN103250354A Carrier sense multiple access (CSMA) protocols for power line communications (PLC) |
08/14/2013 | CN103250353A Communication system and method for communicating between master and slave devices |
08/14/2013 | CN103248638A Internet of Things system based on power transmission line |
08/14/2013 | CN103248456A Fixed point soft bit demodulation method and device |
08/14/2013 | CN103248404A Novel PLC (Power Line Communication) device |
08/14/2013 | CN103248403A 转换器及程序 Converters and procedures |
08/14/2013 | CN103248402A Transmission apparatus, electronic appliance, reception apparatus, and authentication system |
08/14/2013 | CN103248401A Power supplying apparatus and power supplying method |