Patents
Sitemap › H04 - Electric communication technique › H04B - Transmission › H04B 3 - Line transmission systems
Patents for H04B 3 - Line transmission systems (31,523)
12/2012
12/13/2012WO2012167537A1 Method, apparatus and system for reducing interference in digital subscriber line
12/13/2012US20120314884 Portable streaming media device
12/13/2012US20120314783 System and method for power line communication
12/13/2012US20120314782 Powerline Control Interface in CENELEC (EU) A-D Bands Frequency and Amplitude Modulation Transmitter
12/13/2012US20120314781 Powerline Control Interface for Frequency and Amplitude Modulation Transmitter
12/13/2012US20120314780 System and Method for Transmit Signal Pulse Shaping in Automotive Applications
12/13/2012US20120314749 Non-Intrusive Device for Diagnosis, by Vectorial Comparison, of Operating Situation(s) in at Least One Communication Network
12/13/2012US20120314747 Powerline Control Interface in Photovoltaic Environment for Frequency and Amplitude Modulation Transmitter
12/13/2012US20120314744 Phy payload over multiple tone masks using single tone mask phy header information
12/13/2012US20120313558 Inverter, inverter communication system, communication method thereof
12/13/2012US20120313428 Communication system and electronic choke circuit
12/13/2012US20120312578 Cylindrical electromagnetic bandgap and coaxial cable having the same
12/13/2012DE59906006C5 Verfahren zur steuerung wenigstens eines mit einer steuerungseinrichtung verbundenen elektrischen verbrauchers und entsprechende schaltungsanordnung A method for controlling at least one electrical consumer connected to a control means and appropriate circuitry
12/12/2012EP2533511A1 Delay estimator
12/12/2012EP2533436A1 Dynamic digital communication system control
12/12/2012EP2533366A1 High voltage electrical connection system provided with a high frequency coupling device
12/12/2012EP2531369A2 Method and system for co-operative charging of electric vehicles
12/12/2012CN202602632U Signal generator used for power line anti-disclosure blocking
12/12/2012CN202602631U Communication system based on power lines and visible light
12/12/2012CN202602630U Portable collector fault detection tool
12/12/2012CN202602629U EOC terminal and EOC network
12/12/2012CN102821220A Energy-saving service system with electricity utilization analysis function
12/12/2012CN102821030A Information interaction method for achieving terminal centralization management in low voltage power line broadband network
12/12/2012CN102820910A Master-slave communication based on direct-current power lines
12/12/2012CN102820909A Communication method and system with combination of electric wire communication and light communication
12/12/2012CN102820908A 9-node tree-shaped routing path simulating device for low-voltage electricity carrier communication
12/12/2012CN102820907A Industrial processing terminal communication system
12/12/2012CN102820906A Trunk equipment suitable for coaxial access of point-to-multipoint broadband
12/12/2012CN102820905A Device for extending USB (universal serial bus) transmission distance
12/12/2012CN102820897A Network receiver and adjusting method thereof
12/12/2012CN102820705A Intelligent broadband communication system based on power carrier transformer substation
12/12/2012CN102253661B Method for controlling networking of regional street lamps
12/12/2012CN101938346B Orthogonal frequency division multiplexing-based power line broadband network system
12/12/2012CN101689886B Correction circuit and test device
12/12/2012CN101505177B Method, apparatus and system for circuit management
12/12/2012CN101499823B Power line carrier communication apparatus and method
12/12/2012CN101488779B Transceiver having adjustable sampling point and related message tranceiving method
12/12/2012CN101401274B System for supplying power and data to electrical consumers
12/12/2012CN101286763B Effective echo suppressor
12/12/2012CN101243615B Testing procedure for evaluating diffusion and leakage currents in insulators
12/11/2012US8332172 System for independently modifying jitter and noise components in a signal digitizing instrument
12/11/2012US8331805 Digital coherent optical receiver
12/11/2012US8331431 Signal transmission apparatus and method of controlling the apparatus
12/11/2012US8331428 Signal transmission apparatus and signal transmission control method
12/11/2012US8331271 Relay station and wireless communication system using the same
12/11/2012US8330574 Remote vehicle activation device
12/11/2012US8330550 Method and apparatus for automatic compensation of video signal losses from transmission over conductors
12/07/2012DE202012104402U1 Schaltkreisanordnung zur Netzsignalverarbeitung Circuitry for signal processing network
12/06/2012WO2012166729A1 Mobile phone as a one-way recorded transmitter over a cellular network
12/06/2012WO2012164993A1 Communication system, communication device, and method for operating communication system
12/06/2012WO2012164667A1 Communication device and electronic device
12/06/2012WO2012162999A1 E1 signal transmission line, e1 signal sending device and receiving device
12/06/2012US20120310638 Audio signal processing method, audio apparatus therefor, and electronic apparatus therefor
12/06/2012US20120308035 Venue-oriented social functionality via a mobile communication device
12/06/2012US20120308034 Wireless sound transmission system and method
12/06/2012US20120308033 Communication node for venue-oriented communications
12/06/2012US20120308032 Systems and methods for providing multiple audio streams in a venue
12/06/2012US20120307918 Communication system
12/06/2012US20120307917 Connecting various wireless terminals over power lines
12/06/2012US20120307878 Multi-protocol multiple-data-rate auto-speed negotiation architecture for a device
12/06/2012DE102009000697B4 Treiberschaltung für eine Zweidrahtleitung und Verfahren zum Erzeugen zweier Ausgangsströme für eine Zweidrahtleitung Driver circuit for a two-wire line and method for producing two output currents for a two-wire line
12/06/2012CA2837595A1 Mobile phone as a one-way recorded transmitter over a cellular network
12/05/2012EP2530845A2 Communications jack with printed wiring board having paired coupling conductors
12/05/2012CN202586963U Super long distance reliable transmission system based on stepping relays
12/05/2012CN1463525B Apparatus and method for decision feedback sequence estimation for reduction of error propagation in decision feedback equalizer
12/05/2012CN102811074A Power line communication modem, power line communication system, power line communication method
12/05/2012CN102811073A Transmitting device using direct current carrier waves and receiving device using direct current carrier waves
12/05/2012CN101304265B Method and apparatus for data reception
12/05/2012CN101272161B Self-adapting echo cancellation method
12/05/2012CN101047403B Cable segment for communication infrastructure
12/04/2012US8325909 Acoustic echo suppression
12/04/2012US8325825 Method and apparatus for optimizing dynamic range in DMT modems
12/04/2012US8325791 System and method for providing adaptively equalized data signal with alternately adjusted data signal boost and sliced data signal amplitude
12/04/2012US8325785 Method and system for communicating via a spatial multilink repeater
12/04/2012US8325636 Local area network of serial intelligent cells
12/04/2012US8325635 Systems and methods for facsimile echo cancellation
12/04/2012US8325024 Apparatus for providing haptic feedback
12/04/2012US8324982 Integrated front-end passive equalizer and method thereof
12/04/2012US8324980 Electromagnetic interference mitigation system and method
11/2012
11/29/2012WO2012161066A1 Communication system and superimposition modules
11/29/2012WO2012160778A1 Transceiver
11/29/2012WO2012159417A1 Method and system for implementing optical label
11/29/2012WO2012130228A3 Administrable power network having a data transmission function
11/29/2012US20120302293 Haptic alert device having a linear vibrator
11/29/2012US20120300944 Media distribution system
11/29/2012US20120300860 Transmission device, reception device, and communication system
11/29/2012US20120300859 Precision Timing in a Data Over Cable Service Interface Specification (DOCSIS) System
11/29/2012US20120300820 High performance plc cluster system
11/29/2012US20120300816 Ofdm-based relay-assisted channel estimation method
11/28/2012EP2528284A1 Communication apparatus, communication method, circuit module and integrated circuit
11/28/2012EP2528243A1 Power consumption management in communication system
11/28/2012EP2528242A1 High performance PLC cluster system
11/28/2012EP2528241A1 Crosstalk mitigation in transmission system
11/28/2012CN202565264U Simple data channel tester
11/28/2012CN202565263U 通讯适配器 Communication Adapter
11/28/2012CN202563778U Laboratory power supply controlling and monitoring system based on power line carrier communication
11/28/2012CN202563600U Network management system of electric car charging piles
11/28/2012CN102804925A Method and device for programming a microcontroller
11/28/2012CN102804618A Optical access system, station-end termination apparatus and subscriber-end termination apparatus
11/28/2012CN102801637A Automatic power line-wireless communication mixed networking method
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