Patents for H04B 3 - Line transmission systems (31,523) |
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01/09/2008 | EP1609250B1 Packet communication between a collecting unit and a plurality of control devices over the power supply line |
01/09/2008 | CN201004633Y A network adapter for power line communication |
01/09/2008 | CN201004632Y Signal transmission circuit using power line to transmit carrier signals |
01/09/2008 | CN201004631Y A user end testing module for 2-generation asymmetric digital user line |
01/09/2008 | CN201004630Y Flexible communication panel with line |
01/09/2008 | CN201004629Y A terminal connection module for broadband network communication |
01/09/2008 | CN101102361A A method and system for reliability connection detection |
01/09/2008 | CN101102168A Method for transmitting signals over wired transmission media via compressed bandwidth and its device |
01/09/2008 | CN101102127A Application method of power modem in emergent communication |
01/09/2008 | CN101102126A An echo removal method and its system |
01/09/2008 | CN100361485C Appts. and method for non-linear processing in communication system |
01/08/2008 | US7317765 Signal observation system |
01/08/2008 | US7317757 Transmit amplitude independent adaptive equalizer |
01/08/2008 | US7317318 FEXT cancellation of mated RJ45 interconnect |
01/08/2008 | CA2429928C Line echo cancellation system |
01/08/2008 | CA2258618C Echo suppressor and non-linear processor of echo canceller |
01/03/2008 | WO2008002280A1 Data transmission in vehicles |
01/03/2008 | WO2008002224A1 A method and apparatus to optimize the choice of communication link in a wireless network with mimo |
01/03/2008 | WO2008000880A1 Method and system for broadband digital transmission via high and medium voltage networks |
01/03/2008 | WO2005036919A3 Optimizing performance of a digital subscriber line |
01/03/2008 | US20080004514 Signal processing apparatus |
01/03/2008 | US20080002793 System and method for auto-squelching digital communications |
01/03/2008 | US20080002762 A Method of Generating an Eye Diagram of Integrated Circuit Transmitted Signals |
01/03/2008 | US20080002655 Method and system for maximizing data throughput rate in a power line communications system by modifying payload symbol length |
01/03/2008 | DE19908376B4 Aufzugnotrufgerät Lift emergency unit |
01/02/2008 | EP1873872A2 Component carrier |
01/02/2008 | CN201001115Y Interface switching circuit for data transmission circuit |
01/02/2008 | CN101099302A Circuit arrangement for suppressing interfering signals in transmitted signals emitted by a modem of a household appliance |
01/02/2008 | CN101099301A Crosstalk reducing conductor and contact configuration in a communication system |
01/02/2008 | CN101099088A Signal transmission system, signal output circuit board, signal receiving circuit board, signal output method and signal receiving method |
01/02/2008 | CN101098197A N-ISDN closed-circuit monitoring transmission system |
01/02/2008 | CN101098165A Method for providing high speed broadband service on coaxial cable |
01/02/2008 | CN100359910C Data communication equipment |
01/02/2008 | CN100359870C Long-distance high speed transmitting data method for Ethernet |
01/02/2008 | CN100359819C Line loss automatic compensation system and method for active indoor distributed system |
01/02/2008 | CN100359801C Method and device for compensating hybrid distortion |
01/01/2008 | USRE39982 Diversity circuit for magnetic communication system |
01/01/2008 | US7315619 System and method for enhanced subjective stereo audio |
01/01/2008 | US7315592 Common mode noise cancellation |
01/01/2008 | US7315574 System and method for generating a jittered test signal |
01/01/2008 | US7315573 Channel monitoring for improved parameter selection in a communication system |
01/01/2008 | US7315530 Pre-distortion method for telecommunication system and transmitter for mobile terminal of MC-CDMA telecommunication system |
01/01/2008 | US7315224 High data rate interconnecting device |
01/01/2008 | US7315182 Circuit to observe internal clock and control signals in a receiver with integrated termination and common mode control |
12/27/2007 | WO2007148509A1 Echo suppressor |
12/27/2007 | WO2007123727A3 Echo detection and delay estimation |
12/27/2007 | WO2007002825A3 Method and apparatus for cancellation of magnetizing inductance current in a transformer circuit |
12/27/2007 | US20070300284 Method and apparatus for automatic compensation of video signal losses from transmission over conductors |
12/27/2007 | US20070297498 Distributed transmission involving cooperation between a transmitter and a relay |
12/27/2007 | US20070297456 Pulse Disturbance Weighting Rectifier |
12/27/2007 | DE102006029171A1 Motor vehicle controller e.g. gateway-controller, operating method, involves transmitting valid diagnostic message to each data bus of controllers, and carrying out error storage if error storage function is activated via message |
12/27/2007 | DE102006015055B4 Verfahren , Anordnung und Einrichtung zur Übermittlung von Informationen zwischen einer zentralen und zumindest einer dezentralen Einheit in einem Kommunikationsnetz Method, location and device for transmitting information between a central and at least one remote unit in a communication network |
12/26/2007 | EP1870840A2 Detector system and method for detection |
12/26/2007 | EP1870839A2 Detection system and detection method |
12/26/2007 | EP1869791A1 Power line communication apparatus and power line communication method |
12/26/2007 | EP1869790A1 Dsl state and line profile control |
12/26/2007 | EP1869789A2 Wireless repeater with feedback suppression features |
12/26/2007 | EP1869734A2 Cancellation of crosstalk energy in communication loops |
12/26/2007 | EP1869728A2 System and method for locating objects and communicating with the same |
12/26/2007 | CN200997635Y ADSL wide-band signal accelerater |
12/26/2007 | CN200997604Y Power-supply transmission line telecommunicating system |
12/26/2007 | CN200997603Y Branch allocater for band data transmitting channel of HFC transmitting system |
12/26/2007 | CN200997528Y Lightening-proof radio frequency module |
12/26/2007 | CN101095292A Electric home appliance able to power line communication |
12/26/2007 | CN101094376A Method and apparatus for automatic compensation of video signal losses from transmission over conductors |
12/26/2007 | CN101094101A Remote management method and system for VDSL terminal device |
12/26/2007 | CN101094011A Device for restraining electromagnetic interference generated in high frequency data transmission for signal in differential-mode |
12/26/2007 | CN101093973A 供电控制系统 Power Control Systems |
12/25/2007 | US7313392 Mobile station apparatus capable of displaying better communication locations for power saving and method of the same |
12/25/2007 | US7313242 Hypersonic transducer |
12/25/2007 | US7313197 Data transceiver and method for transceiving data performing equalization and pre-emphasis adaptive to transmission characteristics of receiving part |
12/25/2007 | US7313187 High-speed serial linking device with de-emphasis function and the method thereof |
12/25/2007 | US7313179 Minimizing windowing effects in particular for signal recovery |
12/25/2007 | US7313178 Transceiver for receiving and transmitting data over a network and method for testing the same |
12/25/2007 | US7313103 Method and apparatus for interactive communication between half-duplex and full-duplex systems |
12/25/2007 | US7312833 Channel equalizing apparatus and method for digital television receiver |
12/25/2007 | US7312694 Capacitive couplers and methods for communicating data over an electrical power delivery system |
12/25/2007 | US7312615 System and method for communicating calibration data |
12/21/2007 | WO2007145876A2 Communication system, apparatus and method |
12/21/2007 | WO2007144866A1 A personal repeater for cellular networks |
12/21/2007 | WO2007144605A1 Data transmission method and apparatus |
12/21/2007 | WO2007144600A1 Method and device for powerline communication |
12/21/2007 | WO2007144594A1 Communications apparatus |
12/21/2007 | WO2007120664A3 Telecommunications jack with crosstalk multi-zone crosstalk compensation and method for designing |
12/21/2007 | WO2007108850A3 Cache-based echo canceller |
12/21/2007 | WO2007100480A3 A welding-type system with power source and remote device connected through a weld cable using binary phase shift keying for transmitting commands over the weld cable; a method of remotely controlling such power source using such transmitting phase shift keying |
12/21/2007 | WO2006134387A8 Systems and methods for adaptive echo cancellation |
12/21/2007 | WO2006133269A3 Control message management in physical layer repeater |
12/21/2007 | CA2656254A1 Moving networks information server |
12/20/2007 | US20070291956 Communication system, apparatus and method |
12/20/2007 | US20070291954 Audio receiving system for a MP3 player, and method of forming same |
12/20/2007 | US20070291832 Signal processing apparatus |
12/20/2007 | US20070290765 Connector structure |
12/19/2007 | EP1868299A2 Power line communication terminal apparatus |
12/19/2007 | EP1867108A1 Method for transmission of information between nodes of a network and network using said method |
12/19/2007 | EP1867066A1 Electrical appliance, plug-on part and method for switching a plug socket |
12/19/2007 | EP1867065A1 Electrical multiple-wire system for push-pull signal transmission with an attenuating or filtering element and data transmission bus |
12/19/2007 | EP1625736B1 Method and arrangement for loop test of a disturbed line |
12/19/2007 | CN200994135Y Circuit-protector for communication circuit |
12/19/2007 | CN101090335A Remote regulating method and system for indoor temp. and load of domestic air conditioner |