Patents
Sitemap › H04 - Electric communication technique › H04B - Transmission › H04B 3 - Line transmission systems
Patents for H04B 3 - Line transmission systems (31,523)
03/2010
03/23/2010US7684477 Multi-protocol low latency automatic speed negotiation architecture for an embedded high speed serial interface in a programmable logic device
03/23/2010US7684466 Wired spread spectrum communication device, a method for communication thereof, and a wired spread spectrum communication system
03/23/2010US7684429 Quality of service half-duplex media access controller
03/23/2010US7684337 Method and system for communicating in cooperative relay networks
03/23/2010US7683732 Continuously adjustable equalizer
03/23/2010CA2394826C Systems and methods for loop length and bridged tap length determination of a transmission line
03/18/2010WO2010028562A1 Processing method and transceiver for channel changing in joint transceiving mode
03/18/2010WO2009152188A3 Vectored dsl crosstalk cancellation
03/18/2010US20100067715 Combined lighting fixture & sound unit powered by the same electric wiring
03/18/2010US20100067712 Echo Cancelling Device, Signal Processing Device and Method Thereof, and Program
03/18/2010US20100067586 Method and Apparatus for Transmitting Data With Reduced Coupling Noise
03/18/2010US20100066175 Circuit assembly for gating a power semiconductor switch
03/18/2010CA2677027A1 Broadband twist capsules
03/17/2010EP2164211A1 Distributed scheduling
03/17/2010EP2164183A1 Sound signal processor and delay time setting method
03/17/2010EP2162997A1 Method and device for processing data and communication system comprising such device
03/17/2010EP2162996A1 Method and device for processing data and communication system comprising such device
03/17/2010EP1307973B1 Systems and methods for characterizing transmission lines in a multi-carrier dsl environment
03/17/2010CN101674383A Transmission method of analog signal of wired intercom
03/17/2010CN101674106A Method, device and system for guaranteeing DSL (digital subscriber line) line quality
03/17/2010CN101674105A Method for processing channel change in combined transceiving mode and transceiver
03/17/2010CN101672959A 光收发器 Optical Transceivers
03/16/2010US7680509 Transmission/reception integrated radio-frequency apparatus
03/16/2010US7680265 Echo canceler circuit and method
03/16/2010US7680152 Method for establishing a user of a data network as a pilot master
03/16/2010US7679471 Signal splitter circuit with prevention circuitry to reduce generation of intermodulation products
03/16/2010US7679469 Impulse generator utilizing nonlinear transmission line
03/16/2010US7677930 Next high frequency improvement by using frequency dependent effective capacitance
03/11/2010WO2010028018A1 Systems and methods for impulse noise characterization
03/11/2010WO2010027722A1 Method for determining updated filter coefficients of an adaptive filter adapted by an lms algorithm with pre-whitening
03/11/2010WO2010026835A1 Power-line communication apparatus and method for performing communication by use of power line
03/11/2010WO2009143170A3 Testing apparatus and method for signal strength of powerline networks
03/11/2010US20100061737 Optical receiver with low-pass filter and mlse unit, and optical communication system implementing the optical receiver
03/11/2010US20100061736 Optical transceiver
03/11/2010US20100061467 Information processing apparatus, encoding method and signal transmission method
03/11/2010US20100061438 Method for selecting transmission parameters for a data transmission and data transmission controller
03/11/2010US20100061435 Jitter evaluation
03/11/2010US20100061434 DSL Loop Topology Recognition Based on the Insertion Loss (Hlog) Measurements
03/11/2010US20100061433 Method for transmitting a signal via a power line network, transmitter, receiver, power line communication modem and power line communication system
03/11/2010US20100061432 Reduced cost saw-less catv rf tuner circuit for use in a cable modem
03/11/2010US20100061428 Spaced one-hot receiver
03/11/2010US20100060373 High frequency package and manufacturing method thereof
03/11/2010US20100060318 Printed circuit board having a termination of a T-shaped signal line
03/11/2010CA2736453A1 Systems and methods for impulse noise characterization
03/11/2010CA2681137A1 Transmission medium
03/10/2010EP2161848A2 Transceiver apparatus and method having ethernet-over-power and power-over-ethernet capability
03/10/2010EP2160845A1 Power and signal distribution system
03/10/2010CN201422109Y Power line carrier wave data terminal
03/10/2010CN101669292A Communication over a DC power line
03/10/2010CN101669291A Method of transmitting data and modem
03/09/2010US7676219 Digital rights management using a triangulating geographic locating device
03/09/2010US7675978 Transformer data coupler with high common mode immunity
03/09/2010US7675966 On-chip detection and measurement of data lock in a high-speed serial data link
03/09/2010US7675408 Power line communication system, device and method
03/09/2010US7675386 Inductive coupling circuit and telecommunication method by sheathed cables of an electrical current distribution network
03/09/2010US7675190 Assembly for transmitting information via a low-voltage power supply network
03/09/2010CA2502974C Howling frequency component emphasis method and apparatus
03/09/2010CA2333518C Method and apparatus for digital subscriber loop qualification
03/04/2010WO2010025082A2 A general method for low-frequency data transmission on a power line
03/04/2010WO2010024051A1 Signal waveform distortion compensator and signal waveform distortion compensation method
03/04/2010WO2010022438A1 An electricity management device, an electrical appliance, a system for authorising electrical appliances to utilise electricity and a method of delivering renewable energy into a power grid
03/04/2010US20100056092 Combined Channel Coding and Space-Block Coding In a Multi-Antenna Arrangement
03/04/2010US20100054759 Method for Electric Power Supply of Optical Receiver, Digital Signal Processing Circuit, and Optical Receiver
03/04/2010US20100054748 Receiver and system for visible light communication
03/04/2010US20100054489 Dereverberation system and dereverberation method
03/04/2010US20100054346 Information Processing Apparatus, Signal Transmission Method and Decoding Method
03/04/2010US20100054345 High Speed Digital Galvanic Isolator with Integrated Low-Voltage Differential Signal Interface
03/04/2010US20100054313 Single-wire transmission interface and method of transmission through single-wire
03/04/2010US20100053454 Receiver and signal transmission system
03/04/2010US20100053151 In-line mediation for manipulating three-dimensional content on a display device
03/04/2010US20100053019 Artificial medium, its manufacturing method, and antenna device
03/04/2010US20100052878 Vibrating apparatus of a portable electronic device
03/04/2010CA2735529A1 A general method for low-frequency data transmission on a power line
03/03/2010EP2160069A1 Home base station with powerline interface for connecting remote radio units for enabling communications between a wireless terminal and a radio-communication cellular network
03/03/2010EP2159936A1 Method for electric power supply of optical receiver, digital signal processing circuit, and optical receiver
03/03/2010EP2159928A1 Apparatus and method for desiging signal transmission system
03/03/2010CN101662325A Method for electric power supply of optical receiver, digital signal processing circuit, and optical receiver
03/03/2010CN101662311A Method, system and device for enhancing stability of frequency spectrum control
03/03/2010CN100593287C Echo eliminating method, echo eliminating device and system equipment
03/03/2010CN100593286C Method and apparatus for high rate packet data and low delay data transmissions
03/03/2010CA2677499A1 Self contained kilowatt-hour meterintegral to standard load center
03/02/2010US7672465 System and method for synchronization using GPS in home network
03/02/2010US7672447 Frequency domain echo canceller
03/02/2010US7672446 Echo processing method and device
03/02/2010US7672380 Noise-tolerant signaling schemes supporting simplified timing and data recovery
03/02/2010US7672368 PHY control module for a multi-pair gigabit transceiver
03/02/2010US7672363 Method of and system for determining the delay of digital signals
03/02/2010US7671694 Programmable passive equalizer
03/02/2010US7669323 Method for electrically connecting a stinger into a network node
02/2010
02/25/2010WO2010021958A1 Arrangement and method for communicating audio and dc signals
02/25/2010WO2010021379A1 Wireless communication device and control method
02/25/2010WO2010020298A1 Device for determining a common-mode signal in a power line communication network
02/25/2010WO2010020125A1 Method, system and device for power optimization based on digital subscriber line
02/25/2010WO2010001139A3 Method and apparatus for fault detection
02/25/2010US20100049457 Method and apparatus for monitoring energy storage devices
02/25/2010US20100046768 Method and system for elimination of acoustic feedback
02/25/2010US20100046642 Power line communications coupler
02/25/2010US20100046594 Method and device for decoding a signal
02/25/2010US20100046590 Extending transmission distance in a high-speed serial network
02/25/2010US20100045447 Power Line Communications Device and Method
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