Patents
Patents for H04B 3 - Line transmission systems (31,523)
07/2011
07/27/2011CN102136853A Receiver, clear channel assessment (CCA) detection device and CCA detection method for power line communication (PLC) system
07/27/2011CN102136852A Crosstalk counteracting method and system
07/27/2011CN102136851A Communication method and communication system
07/27/2011CN101526572B Remote monitoring method and system of electric motor of oil extractor based on power-frequency communication of electric wires
07/27/2011CN101194434B Echo canceller
07/26/2011US7986915 Method and system for a wireless multi-hop relay network
07/26/2011US7986793 Automatically reconfigurable stereo speaker system
07/26/2011US7986792 Adapter connectable between audio amplifier and transmitter for cordless speaker
07/26/2011US7986711 System and method for data communication over power lines
07/26/2011US7986708 Local area network of serial intelligent cells
07/26/2011US7986647 Portable wireless repeater system for indoor wireless coverage enhancement of residential, small office, and vehicular applications
07/26/2011US7986219 Power line communication system
07/26/2011US7986196 Method and apparatus for digital synthesis of long multi-cycle microwave pulses
07/25/2011CA2727483A1 Short-circuit isolator
07/21/2011WO2011087376A1 Apparatus and associated methodology for suppressing an acoustic echo
07/21/2011WO2011086899A1 Electric power supply device and vehicle charge system
07/21/2011WO2011085952A2 Method for data transfer and data transfer system
07/21/2011WO2011085703A1 Device and method for providing a supply voltage in a bus node of a bus network
07/21/2011WO2011085628A1 Apparatus and method for cancelling echo in joint time domain and frequency domain
07/21/2011US20110179388 Techniques And Systems For Enhancing Touch Screen Device Accessibility Through Virtual Containers And Virtually Enlarged Boundaries
07/21/2011US20110176688 Signal processing method, signal processing device, and signal processing program
07/21/2011US20110176687 Apparatus and associated methodology for suppressing an acoustic echo
07/21/2011US20110176598 Network event detection
07/21/2011US20110176584 Communication system and communication method
07/21/2011US20110176559 Communication circuit, communication network, and connecting apparatus
07/21/2011US20110175803 System and method of screen manipulation using haptic enable controller
07/21/2011US20110175789 Rf module and antenna systems
07/20/2011EP2345249A1 Video capture system, in particular for fishing
07/20/2011CN201904780U PLC communication module
07/20/2011CN1813417B Multiple channel interference cancellation
07/20/2011CN102132500A Device for determining common-mode signal in power line communication network
07/20/2011CN102132491A Method for determining updated filter coefficients of an adaptive filter adapted by an lms algorithm with pre-whitening
07/20/2011CN102132332A Arrangement and method for communicating audio and DC signals
07/20/2011CN102131014A Device and method for eliminating echo by combining time domain and frequency domain
07/20/2011CN102130882A OFDM (orthogonal frequency division multiplexing)-based high-speed rail mobile communication method and system
07/20/2011CN101102126B An echo removal method and its system
07/19/2011US7984342 System and method for MPEG CRC error based video network fault detection
07/19/2011US7983334 Noncoherent UWB cooperative communications system
07/19/2011US7983332 Eye violation and excess jitter trigger
07/19/2011US7983293 External signal supply unit, vehicle state acquisition system and external signal supply method
07/19/2011US7983250 Method and communications system for transmitting information in a motor vehicle
07/19/2011US7982633 Data communication and power supply system for downhole applications
07/14/2011WO2011084253A1 Crosstalk control method and apparatus using a bandwidth-adaptive precoder interface
07/14/2011WO2011083238A1 Method for selecting a transmission mode
07/14/2011US20110170881 Light receiving device and light receiving method
07/14/2011US20110170704 Audio Speaker and Lighting Track Power Supply System
07/14/2011US20110169622 Enhanced communication through vibration
07/14/2011US20110169326 Method and apparatus for distributing powerline communications signals
07/14/2011DE202011100528U1 Multimedia-Player mit Powerline-Schnittstelle Multimedia Player with Power Line Interface
07/14/2011DE102010055558A1 Verfahren zum Bestimmen von Notching-Parametern in einem PLC-System sowie ein PLC-System A method for determining notching parameters in a PLC system and a PLC system
07/14/2011DE102010004178A1 Vorrichtung und Verfahren zur Kompensation und Identifikation von Nebensprechen Apparatus and method for compensating for and identification of crosstalk
07/13/2011EP2343841A1 Light receiving device and light receiving method
07/13/2011EP2343833A1 Method and system for balancing the impedance in a hybrid circuit
07/13/2011EP2343832A1 Method, system and device of exiting training rapidly
07/13/2011EP2342678A1 Method and system for communicating data with an inaccessible electronic device
07/13/2011EP2342646A1 Intelligent power-enabled communications port
07/13/2011EP1505723B1 Hybrid distortion compensation method and hybrid distortion compensation apparatus
07/13/2011CN201897685U Projector based on power line network
07/13/2011CN1980082B Device for increasing electromagnetic compatibility of E1 interface
07/13/2011CN102124665A Wireless communication device and control method
07/13/2011CN102122970A Code length adaptive spread spectrum modulating method and equipment in power line carrier meter reading system
07/13/2011CN102122410A Method and device for remotely recharging prepaid smart electricity meter indoors
07/13/2011CN101252375B Apparatus and method for customizing information based on electric power line
07/12/2011US7979246 System and method for automatic selection of transmission line macromodels
07/12/2011US7978756 Systems and methods for monitoring impulse noise
07/12/2011US7978755 Methods and systems for detecting defects in serial link transceivers
07/12/2011US7978754 Communication channel calibration with nonvolatile parameter store for recovery
07/12/2011US7978726 Local area network of serial intelligent cells
07/12/2011US7978019 Configuration having an RF component and a method for compensation of linking inductance
07/12/2011US7977949 Loop resistance tester control system
07/12/2011US7977810 Signal coupling apparatus for power line communications using a three-phase four-wire power line
07/07/2011WO2011081478A2 Magnetic induction communication system for on-line electric vehicle and demodulation apparatus and demodulation method of magnetic induction communication system
07/07/2011WO2011080816A1 Vehicle and communication device of vehicle
07/07/2011WO2011080815A1 Vehicle, and communication system and communication control method of vehicle
07/07/2011WO2011079949A1 Communications system using beamforming
07/07/2011US20110164670 Power line communication system
07/07/2011US20110164667 Method and System for the Serial Transmission of Data
07/07/2011US20110164661 Insertion of Signals by an Intermediate Device
07/07/2011US20110163828 Integrated front-end passive equalizer and method thereof
07/07/2011US20110163823 Electromagnetic bandgap structure and circuit board
07/07/2011US20110163677 Lighting device, lighting and lighting method
07/07/2011DE102006016077B4 Ethernet- Adapter Ethernet Adapter
07/06/2011EP2341636A2 Computer power supply with networking functions
07/06/2011EP2341635A2 System and method of resource allocation for cancellation of crosstalk
07/06/2011EP2341446A1 Signal processing apparatus
07/06/2011CN201893849U Internet Protocol (IP) Ethernet concentrator based on coaxial cable transmission
07/06/2011CN201893789U Optical cable routing tester
07/06/2011CN201893784U Digital radiofrequency remote system based on network cable transmission
07/06/2011CN201893783U Homeplug
07/06/2011CN201893782U Carrier communication device for power line
07/06/2011CN201893781U Alignment unit for communication cable
07/06/2011CN201893780U Device for monitoring control bus (CBUS) data
07/06/2011CN201893732U Networked photovoltaic power generation system
07/06/2011CN201893731U Intelligent photovoltaic assembly
07/06/2011CN201892050U Illuminator with integrated intelligence, communication system with the same, theftproof system and tracking system with the same
07/06/2011CN1672341B Communication system and method therefor
07/06/2011CN102119491A Method for detecting an ingress of a short-wave radio signal in a power line communication system and power line communication modem
07/06/2011CN102118347A Communication apparatus and method of estimating status of power line transmission path
07/06/2011CN102118338A Power line carrier (PLC) communication method and device
07/06/2011CN102118185A Bimodule low-voltage carrier wave modulation method and device used for electric centralized meter reading
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