Patents
Sitemap › H04 - Electric communication technique › H04B - Transmission › H04B 3 - Line transmission systems
Patents for H04B 3 - Line transmission systems (31,523)
10/2012
10/30/2012US8299906 Vibration device
10/30/2012US8299905 System for applying tactile stimulation to the controller of unmanned vehicles
10/26/2012WO2012145094A1 Amplitude control in a variable load environment
10/26/2012WO2012144311A1 Load control system, dc load and terminal device
10/26/2012WO2012143061A1 Monitoring a graphic representation of an electrical energy supply network
10/26/2012WO2012120945A8 Power line communication system, connector device, and power line communication device
10/26/2012WO2012114044A3 Method for grouping stations together in order to optimize the broadcast of a broadcast/multicast stream
10/26/2012CA2833788A1 Amplitude control in a variable load environment
10/25/2012US20120269361 Network Addressible Loudspeaker and Audio Play
10/25/2012US20120269360 Large Scale Participatory Entertainment Systems For Generating Music Or Other Ordered, Discernible Sounds And/Or Displays Sequentially Responsive To Movement Detected At Venue Seating
10/25/2012US20120269359 Media distribution system
10/25/2012US20120268256 Controlling communication among multiple industrial control systems
10/25/2012DE102011007912A1 Verfahren zum Aufbau einer IP-basierten Kommunikationsverbindung zwischen einem Elektrofahrzeug und einer Ladesteuereinheit A method for establishing an IP-based communication connection between an electric vehicle and a charge control unit
10/25/2012DE102011007846A1 Verfahren zum Bearbeiten von Signalen A method for processing signals
10/24/2012EP2515188A2 Method and apparatus for non-centralized network bandwidth management
10/24/2012EP2514641A2 A control apparatus, an on-vehicle device and a method
10/24/2012EP2514109A1 Crosstalk control method and apparatus using a bandwidth-adaptive precoder interface
10/24/2012EP2514108A2 Current boost circuit for a digital bus line
10/24/2012CN202503506U Intelligent elevator three party calling device
10/24/2012CN202502579U Indoor intelligent display terminal
10/24/2012CN102752227A Network organizing method, site and system of power user electricity-consumption information collecting system
10/24/2012CN102752040A Hybrid networking and communication method based on wireless and power line carrier
10/24/2012CN102752028A Passive frequency-selecting amplification receiver of power carrier
10/24/2012CN102752027A Pure flooding adaptive low-voltage power line carrier communication unit
10/24/2012CN102752026A Low voltage power line high-speed transmission method and system
10/24/2012CN102752025A Communication system based on power line and visible lights
10/24/2012CN102752024A Application of power line carrier communication to RFID (radio frequency identification) location system
10/24/2012CN102752023A Electric terminal equipment and system based on wireless HART (Highway Addressable Remote Transducer) and power wire communication
10/24/2012CN102752022A Power line communication method and frame response method and device thereof
10/24/2012CN102752021A Power-line carrier oil-well communication system
10/24/2012CN102752020A Method for managing distributed dynamic spectrums in digital subscriber line uplink system
10/24/2012CN102752019A Data sending, receiving and transmitting method and system based on headset jack
10/24/2012CN102750817A Power data communication transmission system and method
10/24/2012CN101997625B Wireless signal transmitter and related multimedia system
10/23/2012US8295894 Portable wireless communications device including pickpocket notification and related methods
10/23/2012US8295513 Audio system adapters for audio signal distribution using electrical extension cables
10/23/2012US8295501 Method for testing echo cancellers
10/23/2012US8295474 Echo canceller with heavy double-talk estimation
10/23/2012US8295369 Far-end crosstalk canceling method and device, and signal processing system
10/23/2012US8295368 Method and apparatus for improved interfacing of connections between a multiplicity of handheld devices
10/23/2012US8295333 Method and system for inter-PCB communication utilizing a spatial multi-link repeater
10/23/2012US8295214 Reducing transmit signal components of a receive signal of a transceiver
10/23/2012US8294557 Synchronous interpersonal haptic communication system
10/18/2012WO2012142283A1 Systems and methods of power line transmission of solar panel data
10/18/2012WO2012141010A1 Power outlet and connection device
10/18/2012WO2012139780A1 A computation saving echo canceller for a wide band audio signal
10/18/2012WO2012139641A1 Transmission system and method for operating the system
10/18/2012WO2012139640A1 Transmission system, central unit or field device in such a transmission system, and method for operating the system
10/18/2012WO2012139596A1 Dynamic target margin adaptation for dsl transmission lines
10/18/2012WO2012139491A1 Long-distance high-speed broadband power line communication method
10/18/2012WO2012139489A1 Long-distance high-speed broadband power line communication device
10/18/2012US20120263243 System for communicating over a power cable
10/18/2012US20120263242 Method and devices for establishing communication between a first station and a second station
10/18/2012US20120263216 Systems and methods for characterizing transmission lines using broadband signals in a multi-carrier dsl environment
10/18/2012US20120263189 Beacon-Enabled Communications for Variable Payload Transfers
10/18/2012US20120263066 Communications apparatus
10/18/2012DE102007037194B4 Stabilisierung der Leistungsfähigkeit für Mehrträger-DSL Stabilization of performance for multicarrier DSL
10/17/2012EP2512040A1 A computation saving echo canceller for a wide band audio signal
10/17/2012EP2510608A2 Enhanced power supply unit for powerline networks
10/17/2012CN202495937U OFDM electric power line carrier communication device based on carrier electric energy meter
10/17/2012CN202495936U OFDM electric power line carrier communication device based on RS485 electric energy meter
10/17/2012CN202495935U Electric power line carrier communication device based on RS485 electric energy meter
10/17/2012CN202495934U Intelligent monitoring system for fire-fighting illumination based on power line communication
10/17/2012CN202495143U Wireless sensor with magnetic ring
10/17/2012CN102742115A Electric power supply device and vehicle charge system
10/17/2012CN102739487A Building communication system with at least one door station and at least two residence stations
10/17/2012CN102739339A Power line carrier communication method and system thereof
10/17/2012CN102739290A Interactive terminal with power line carrier communication access function
10/17/2012CN102739289A Transmission power control method
10/17/2012CN102739288A Method and device for digital data transfer
10/17/2012CN102739287A Echo cancelling method based on self-adaptive time delay estimation
10/17/2012CN102739286A Echo cancellation method used in communication system
10/17/2012CN101826893B Intelligent ammeter for carrier communication by utilizing power line and working method thereof
10/17/2012CN101447806B Power line modem
10/16/2012US8290428 Methods and apparatus for RLC re-transmission schemes
10/16/2012US8290186 Method and apparatus for controlling portable audio device
10/16/2012US8290172 Multi-source distributed audio amplification and control system for structured wiring systems
10/16/2012US8290170 Method and apparatus for speech dereverberation based on probabilistic models of source and room acoustics
10/16/2012US8290143 Delay estimator
10/16/2012US8290066 Signal transmission circuit
10/16/2012US8290031 Arrangements and methods for providing compensation for non-idealities of components in communications systems
10/16/2012US8290026 Digital repeater module and method for relaying digital data
10/16/2012US8290018 Method for efficient equalization in a telecommunication system including at least one mobile transceiver
10/16/2012US8290001 Broadband wireless communication resource assigning method, base station apparatus and terminal apparatus
10/16/2012US8289134 Security system and method with automatic language selection
10/16/2012US8289028 Wireless communication device
10/16/2012CA2651277C A power source powering and controlling the operation of a device
10/11/2012WO2012138794A1 Integrated echo cancellation and noise suppression
10/11/2012WO2012138271A1 Transmission line parameter determination
10/11/2012WO2012111003A4 System for coupling a power line communication device to a power line network
10/11/2012WO2012084221A3 Noise reduction between networks
10/11/2012US20120257765 System and method for listening to teams in a race event
10/11/2012US20120257683 Communications system using beamforming
10/11/2012US20120257682 Power line communications during selected time intervals
10/11/2012US20120257666 Method for determining notching parameters in a plc system and plc system
10/11/2012US20120257662 Underwater data transfer system
10/11/2012US20120257639 Communications in Beacon-Enabled Networks
10/10/2012EP2509234A1 Communication device, method, integrated circuit, system, and program
10/10/2012EP2507917A1 Methods and systems for detecting metallic faults affecting communications links
10/10/2012CN202488451U Universal bidirectional voice transmission converter
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