Patents for H04B 3 - Line transmission systems (31,523) |
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08/23/2006 | EP0754376B1 Apparatus and method for reducing errors in data caused by noise through the use of blanking |
08/23/2006 | CN2810047Y Electro optical network terminal |
08/23/2006 | CN2810040Y Power frequency carrier communication device |
08/23/2006 | CN2810039Y Synchronous X-10 signal emitter unit |
08/23/2006 | CN2810038Y 电力线载波调制解调器 Power Line Carrier Modem |
08/23/2006 | CN2810037Y A device for transmitting Ethernet data by use of power line |
08/23/2006 | CN1822518A Distribution line carrier transmitting device |
08/23/2006 | CN1822517A Transmission method and transmission device for suppressing leakage electromagnetic field |
08/23/2006 | CN1271629C Oscillating clock generating circuit and method thereof |
08/23/2006 | CN1271618C Method for deciding trial writing result parameter when correcting CD write-in power and related device |
08/22/2006 | US7096405 Communication device and communication method immune to burst error, program for executing the method, and computer-readable storage medium storing the program |
08/22/2006 | US7095866 Wireless 900 MHz broadcast link |
08/22/2006 | US7095803 Method of reconstructing data transmitted over a transmission path in a receiver and corresponding device |
08/22/2006 | US7095789 Communication channel calibration for drift conditions |
08/22/2006 | US7095788 Circuit for facilitating simultaneous multi-directional transmission of multiple signals between multiple circuits using a single transmission line |
08/22/2006 | US7095781 Polyphase filter with stack shift capability |
08/22/2006 | US7095756 Local area network of serial intelligent cells |
08/22/2006 | US7095720 Trunk level echo canceller test system |
08/22/2006 | US7095627 Frequency-selective shield structure and electric device having the structure |
08/22/2006 | CA2215380C Method and apparatus for data encoding and communication over noisy media |
08/17/2006 | WO2006085502A1 Diversity reception method and reception apparatus in wired communication |
08/17/2006 | WO2006084452A1 Device for coupling a signal-transmitting and/or signal-receiving unit to a power supply line |
08/17/2006 | WO2006071641A3 Network interface device communication via power line |
08/17/2006 | WO2006062753B1 Balanced nonlinear transmission line phase shifter |
08/17/2006 | WO2005115022A3 Non-frequency translating repeater with detection and media access control |
08/17/2006 | WO2005114862A3 System and method for frequency burst detection for gsm/gprs |
08/17/2006 | WO2003032652A3 Method and apparatus for evaluating and optimizing a signaling system |
08/17/2006 | US20060183430 Method of extracting a signal |
08/17/2006 | US20060182288 Addressable zone relay method and apparatus |
08/17/2006 | US20060182187 Automatic reconfiguration of an I/O bus to correct for an error bit |
08/17/2006 | US20060182169 Systems and methods for characterizing transmission lines using broadband signals in a multi-carrier DSL environment |
08/17/2006 | US20060181797 Information recording and reproducing apparatus and method, and signal decoding circuit for performing timing recovery |
08/17/2006 | US20060181406 System and method for monitoring and controlling remote devices |
08/17/2006 | US20060181283 Apparatus for and method of cable diagnostics utilizing time domain reflectometry |
08/17/2006 | DE4322033B4 Vorrichtung für die Nachfilterung von Rauschen bei der Entscheidungs-Rückkopplungs-Entzerrung Apparatus for the post-filtering noise from the decision feedback equalization |
08/17/2006 | DE19528072B4 Schaltung zur Erfassung von Kabeleffekten zur automatischen Entzerrung Circuit for detecting cable effects for automatic equalization |
08/17/2006 | DE102005006890A1 Verfahren zur Bestimmung einer optimalen Datenübertragungsrate über ein Übertragungsmedium A method for determining an optimal data transmission rate through a transmission medium |
08/16/2006 | EP1691490A1 Method of measuring distortion and determining residue-echo threshold in loop trunk circuits |
08/16/2006 | EP1690322A1 Electrical connector for data and energy supply |
08/16/2006 | EP1623239A4 Method and system for improved single-ended loop make-up identification |
08/16/2006 | EP1516194B1 Method and system for transmitting an information signal over a power cable |
08/16/2006 | EP1210814B1 Methods and apparatus for improving adaptive filter performance by inclusion of inaudible information |
08/16/2006 | EP1031191B1 Method and device at stereo acoustic echo cancellation |
08/16/2006 | CN2807619Y Electric power frequency communication system central station equipment |
08/16/2006 | CN1820460A Dynamic power line bandwidth limit |
08/16/2006 | CN1820427A Alien crosstalk suppression with enhanced patch cord |
08/16/2006 | CN1819608A Multi-path echo eliminating system based on SIMO channel blind discrimination |
08/16/2006 | CN1819493A Communication relay system, control method, program and information processing system |
08/16/2006 | CN1819476A Modem dedicated for electric line communication |
08/16/2006 | CN1819334A Exciter-excitation system and methods for communications |
08/16/2006 | CN1270528C Method for TV. signal contaning high clarity information equalization at co-channel interference |
08/16/2006 | CN1270482C Communication system and communication method |
08/16/2006 | CN1270446C Power line communication device |
08/15/2006 | US7093276 CATV trunk amplifier, upward signal amplifier, and bi-directional CATV system |
08/15/2006 | US7092670 Method for exchanging information between communication devices performing wireless communication |
08/15/2006 | US7092537 Digital self-adapting graphic equalizer and method |
08/15/2006 | US7092516 Echo processor generating pseudo background noise with high naturalness |
08/15/2006 | US7092513 Limiting maximum gain in duplex communications devices including telephone sets |
08/15/2006 | US7092468 Timing recovery system for a multi-pair gigabit transceiver |
08/15/2006 | US7092449 High-speed communication system with a feedback synchronization loop |
08/15/2006 | US7092437 Methods and systems for determining an optimal training interval in a communications system |
08/15/2006 | US7092434 Mobile station used as a repeater station when communicating with a base station |
08/15/2006 | US7092365 Voice and data exchange over a packet based network with AGC |
08/15/2006 | US7091850 Method and system for the sound triggered disarming of a security system |
08/15/2006 | US7091831 Method and apparatus for attaching power line communications to customer premises |
08/15/2006 | US7091799 Hybrid bypass networks for low-loss cables and ripple filter chokes |
08/15/2006 | CA2256805C Telecommunications off-hook and intrusion detection method and apparatus |
08/10/2006 | WO2006083739A1 Systems and methods for distributed series compensation of power lines using passive devices |
08/10/2006 | WO2006081773A1 Method to adjust the transmission power in adsl connection |
08/10/2006 | WO2005081718A3 Ultra-wideband communication through a power grid |
08/10/2006 | US20060176637 High-frequency bypass unit |
08/10/2006 | US20060175988 Method and system for collective control of lights |
08/10/2006 | DE102005004369A1 Broadband signal e.g. xDSL-signal, echo compensation method for xDSL-Transceiver, involves supplying signal corresponding to combination of signals in signal paths to echo compensation filter for producing echo compensation signal |
08/09/2006 | EP1689091A1 System for data collection through an alternate current supply network |
08/09/2006 | EP1687959A2 Automatic audio systems for fire detection and diagnosis, and crew and person locating during fires |
08/09/2006 | EP1687898A2 Signalling method and apparatus |
08/09/2006 | EP1247110A4 Single ended measurement method and system for determining subscriber loop make up |
08/09/2006 | EP0934632B1 A method and an arrangement for adapting, from a dc point of view, a first circuit to at least one second circuit |
08/09/2006 | CN1815459A Method for transport and receive data singal and sand and receive circuit thereof |
08/08/2006 | US7088830 Parametric ring emitter |
08/08/2006 | US7088818 Configurable analog front end for communication systems |
08/08/2006 | US7088783 Digital subscriber line communicating system determining signal-to-noise ratios |
08/08/2006 | US7088770 Adaptive turbo decision feedback equalization method and device |
08/08/2006 | US7088764 Method for determining signal quality of simultaneously received multiple channels of data |
08/08/2006 | US7088733 Cable modem termination system for upstream frequency band |
08/08/2006 | US7088690 Radio base station system permitting path division multiple connection, and synchronization window control method and synchronization window control program therefor |
08/08/2006 | US7088224 Audio information transmitting apparatus and the method thereof, and a vibrator holding structure |
08/03/2006 | WO2006081423A1 Controlled mode conversion connector for reduced alien crosstalk |
08/03/2006 | US20060171545 Audio signal switching apparatus |
08/03/2006 | US20060171544 Wireless low-frequency audio reproduction system for an electronic device |
08/03/2006 | US20060171476 Digital method and device for transmission with reduced crosstalk |
08/03/2006 | US20060171415 Electronic system for vehicles and a method for reducing the electromagnetic interference on electronic systems in vehicles |
08/03/2006 | US20060171185 Module for reading data carriers |
08/03/2006 | US20060171174 Data communication over a power line |
08/03/2006 | US20060170291 Reduced-noise switching power supply |
08/03/2006 | DE202006008886U1 Interference isolating device, for communication over power lines, has filter circuit which isolates signals of specific range and prevents disturbance affecting power line carrier signals |
08/03/2006 | DE10046901A9 Verfahren und Vorrichtung zur Verbesserung der Übertragungsqualität in einem paket-orientierten Datenübertragungsnetz Method and apparatus to improve the transmission quality in a packet-oriented data transmission network |
08/02/2006 | EP1685672A2 Universal network interface for home network |
08/02/2006 | EP1685652A1 Network aware mobile devices and operations |
08/02/2006 | EP1055292B1 Echo canceller |