Patents for H04B 3 - Line transmission systems (31,523) |
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01/26/2010 | US7652444 Actuator and method for operating an actuator |
01/26/2010 | US7652390 Network interface device communication via power line |
01/22/2010 | CA2673162A1 Improved coupling of communications signals to a power line |
01/21/2010 | WO2010007941A1 Transmission system |
01/21/2010 | WO2009087954A3 Method, system, integrated circuit, communication module, and computer-readable medium for achieving resource sharing including space and time reuse within a power line communication system |
01/21/2010 | US20100015914 Methods and equipment for performing channel aware relays in an enhanced relay cluster |
01/21/2010 | US20100014598 Active components on an internal cable to improve signal integrity |
01/21/2010 | US20100013761 Systems And Methods For Shifting Haptic Feedback Function Between Passive And Active Modes |
01/21/2010 | US20100013612 Electro-Mechanical Systems for Enabling the Hearing Impaired and the Visually Impaired |
01/21/2010 | US20100013611 Method and Apparatus for Informing a User of the Position of an Information Source Relative to the User Position |
01/21/2010 | US20100013610 Portable vibrating device and method of use |
01/21/2010 | US20100013579 Boosted cable for carrying high speed channels and methods for calibrating the same |
01/21/2010 | US20100013570 Waveform equalizer |
01/20/2010 | EP2146440A2 Method for sending and taking off a signal with digital data in the power distribution network of a building |
01/20/2010 | EP1540820B1 Method and apparatus for channel equalization |
01/20/2010 | CN101632245A Receiving device for visible light communication, and visible light communication system |
01/20/2010 | CN100583852C Software definable block adaptive decision feedback equalizer |
01/20/2010 | CN100582795C Bus parameter correcting method and system |
01/20/2010 | CN100582648C Method and arrangement for estimation of line properties |
01/19/2010 | US7650130 Spread spectrum isolator |
01/19/2010 | US7649948 xDSL multistandard driver circuit |
01/19/2010 | US7649856 System and method for transmitting and receiving wideband speech signals |
01/17/2010 | CA2670486A1 Passive-active terminal adapter and method having automatic return loss control |
01/14/2010 | WO2010006110A1 Intelligent power-enabled communications port |
01/14/2010 | WO2010004448A1 Multichannel interfacing device having a balancing circuit |
01/14/2010 | WO2010004445A1 Multiple-input and multiple-output amplifier having pseudo-differential inputs |
01/14/2010 | WO2010004444A1 Multichannel interfacing device having a termination circuit |
01/14/2010 | WO2010004442A1 Pseudo-differential receiving circuit |
01/14/2010 | WO2010003215A1 Floating segmented shield cable assembly |
01/14/2010 | DE102008050045A1 Method for transmission of control- and information data between transmission and receiving units via electrical power supply line in e.g. home area, involves assigning one and null as bit result, during positive/negative-integration result |
01/13/2010 | EP2143244A2 Multiple input, multiple output (mimo) communication system over in-premises wires |
01/13/2010 | EP1962437B1 Method and apparatus for crosstalk reduction on digital subscriber lines |
01/13/2010 | CN201383810Y Low-voltage synchronous attenuation device for three-phase four-wire systems |
01/12/2010 | US7646805 Digital broadcasting receiving terminal with reception quality indicator |
01/12/2010 | US7646702 OFDM communication apparatus |
01/12/2010 | CA2380322C High frequency network communications over various lines |
01/12/2010 | CA2292135C Method and apparatus for filtering interference and nonlinear distortions |
01/12/2010 | CA2232570C Underwater cable arrangements and devices |
01/07/2010 | WO2010002553A1 Capacitive-coupled crosstalk cancelation |
01/07/2010 | WO2010001508A1 Audio signal processor |
01/07/2010 | WO2010001200A1 Fault management for a communication bus |
01/07/2010 | WO2010001139A2 Method and apparatus for fault detection |
01/07/2010 | US20100003033 Transmission of Audio Signals Via Fibre Optic |
01/07/2010 | US20100002778 Data transfer system |
01/07/2010 | US20100001877 Touch screen with sensory feedback |
01/07/2010 | US20100001807 Method and apparatus for digital synthesis of long multi-cycle microwave pulses |
01/07/2010 | US20100001806 Signal transmission lines |
01/06/2010 | EP2141847A1 Splitterless multicarrier modem |
01/06/2010 | EP2140640A1 Method for the robust synchronization of a multi-carrier receiver using filter banks and corresponding receiver and transceiver |
01/06/2010 | EP2140564A1 Communication over a dc power line |
01/06/2010 | EP1303923B1 Method and apparatus for load apportionment among physical interfaces in data routers |
01/06/2010 | CN201378890Y Intelligent light controller |
01/06/2010 | CN201378658Y Power line carrier communication socket |
01/06/2010 | CN201378265Y Electric simulation digital switch device and system thereof |
01/06/2010 | CN101622796A Communication system, communication device, communication terminal, and communication setting method |
01/06/2010 | CN101621313A High-voltage power line carrier signal communication coupling method and device |
01/06/2010 | CN101621312A Power line carrier communication chip established by utilizing singlechip |
01/06/2010 | CN101621311A Echo cancellation balance using noise generator and average power detection |
01/06/2010 | CN100579043C Network for telephony and data communication |
01/06/2010 | CN100578410C Ocean towing linear array high-precision course heading control method |
01/05/2010 | US7644199 Storage device system and signal transmission method for storage device system |
01/05/2010 | US7643789 Multimedia data transfer for a personal communication device |
01/05/2010 | US7643589 Combined channel coding and space-block coding in a multi-antenna arrangement |
01/05/2010 | US7643545 Calibrating automatic test equipment to account for magnitude and phase offsets |
01/05/2010 | US7643397 Phase-change optical recording media and optical recording-reproducing apparatus |
12/31/2009 | US20090328150 Progressive Pictorial & Motion Based CAPTCHAs |
12/31/2009 | US20090323831 Digital video physical layer using a multi-level data code |
12/31/2009 | US20090323830 Current mode circuitry to modulate a common mode voltage |
12/31/2009 | US20090323829 Multi-Wideband Communications over Power Lines |
12/31/2009 | US20090323828 Information processing apparatus and signal determination method |
12/31/2009 | US20090323786 Method and apparatus for identifying and selecting proper cable connections |
12/31/2009 | US20090323566 All-digital timing control for multi-channel full-duplex transceiver |
12/31/2009 | US20090322496 Providing Haptic Feedback On A Touch Surface |
12/31/2009 | US20090322441 Chip on film trace routing method for electrical magnetic interference reduction |
12/31/2009 | DE102008029412A1 Method for monitoring connection of electronic element, particularly programmable logic controller open functional module, at hardware connection, involves receiving input signal over hardware connection |
12/30/2009 | WO2009157384A1 Power line communication device |
12/30/2009 | WO2009155854A1 Networking digital alarm clock, remote control method and signal synchronous transmission method |
12/30/2009 | EP2137919A1 Methods and arrangements in a digital subscriber line network |
12/30/2009 | EP2137831A1 Method and apparatus for providing electrical power to a broadband digital subscriber line access |
12/30/2009 | CN201374845Y Intelligent LED road lamp control system |
12/30/2009 | CN201374697Y Double-channel concentrator conforming to DLT 698 standard |
12/30/2009 | CN201374696Y Embedded-type network terminal supporting power line communication |
12/30/2009 | CN201374695Y Embedded low-voltage power line carrier communication module |
12/30/2009 | CN101617478A Power line communication apparatus |
12/30/2009 | CN100576765C Power-line carrier communication method |
12/30/2009 | CN100576764C Installation for distributing digital signals |
12/30/2009 | CN100576763C Method for equalizing mode selection and its device |
12/30/2009 | CN100576138C System for controlling power and communication to devices through associated device port |
12/29/2009 | US7639746 Hybrid voltage/current-mode transmission line driver |
12/29/2009 | US7639745 Serial data link with automatic power down |
12/29/2009 | US7639596 High speed multiple loop DSL system |
12/29/2009 | US7639117 Access control system with energy-saving optical token presence sensor system |
12/29/2009 | CA2398484C Pcm modem adaptation system utilizing a silence period |
12/24/2009 | US20090316924 Accoustic echo cancellation and adaptive filters |
12/24/2009 | US20090316923 Multichannel acoustic echo reduction |
12/24/2009 | US20090316800 Low speed access to dram |
12/24/2009 | US20090315689 Vibration assembly for portable electronic device |
12/24/2009 | US20090315688 Method and system for processing audio signals for handset vibration |
12/24/2009 | US20090315687 Method and apparatus for computer communication using audio signals |
12/24/2009 | US20090315633 Design Structure, Structure and Method for Providing an On-Chip Variable Delay Transmission Line With Fixed Characteristic Impedance |