| Patents for H04B 3 - Line transmission systems (31,523) |
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| 03/20/2012 | US8139627 DC offset estimation in received signals |
| 03/20/2012 | US8138895 Force/tactile feedback device |
| 03/20/2012 | US8138888 System and method for adjusting a seat using biometric information |
| 03/20/2012 | US8138851 High bandwidth programmable transmission line equalizer |
| 03/15/2012 | WO2012033769A1 System and apparatus for testing cable |
| 03/15/2012 | WO2012033163A1 Power line communication system |
| 03/15/2012 | WO2012032932A1 Power line communication system, power line communication device, and connector device |
| 03/15/2012 | WO2012032228A1 Method of teleprotection of a line carrier current electrical network |
| 03/15/2012 | WO2012031657A1 Apparatus and method for data transmission and power transmission via a line |
| 03/15/2012 | WO2011100927A3 Method, device and system for grouping line pairs |
| 03/15/2012 | US20120064821 System and Method for Identifying the Path or Devices on the Path of a Communication Signal Using (1+r(T)) Amplitude Modulation |
| 03/15/2012 | US20120063609 Acoustic multi-channel cancellation |
| 03/15/2012 | US20120063608 System for extraction of reverberant content of an audio signal |
| 03/15/2012 | US20120063590 Operating points for spectrum management in digital subscriber lines |
| 03/15/2012 | US20120063518 Devices, methods, and systems for building monitoring |
| 03/15/2012 | US20120063497 Systems And Methods for Implementing Application Profiles and Device Classes in Power Line Communication (PLC) Environments |
| 03/15/2012 | US20120063492 Method and apparatus of obtaining timing in a repeater |
| 03/15/2012 | US20120062026 Power and Data Solution for Remote Low-Power Devices |
| 03/15/2012 | DE102010045462A1 Anordnung zum Übertragen von Daten von und/oder zu einem Streckenelement des spurgebundenen Verkehrs sowie Verfahren zum Übertragen von Daten Arrangement for transmitting data from and / or to a distance element of the track-bound traffic as well as methods for transferring data |
| 03/15/2012 | DE102010044973A1 Vorrichtung und Verfahren zur Datenübertragung und Energieübertragung über eine Leitung An apparatus and method for transmitting data and energy transmission, via a line |
| 03/14/2012 | EP2429265A2 Method and system for communicating over a load line |
| 03/14/2012 | EP2429092A1 A method for communicating among a plurality of two-wire control devices in an AC installation, such two-wire control devices, and method for controlling such an installation. |
| 03/14/2012 | EP2428860A2 Devices, methods and systems for building monitoring |
| 03/14/2012 | CN202168080U 以低压电力线载波的局域宽带网适用的非接触式耦合装置 Non-contact voltage power line carrier coupling device of the applicable local broadband network |
| 03/14/2012 | CN202168079U 将ZigBee网络信号转换为电力线载波信号的装置及设备 The ZigBee network signal is converted to a power line carrier signal apparatus and equipment |
| 03/14/2012 | CN102379090A Dsl noise cancellation |
| 03/14/2012 | CN102377681A Power line carrier routing algorithm-based testing device and system |
| 03/14/2012 | CN102377500A Device for detecting scene communication of low-voltage acquisition terminal |
| 03/14/2012 | CN102377456A Method and device for communicating through load conducting wire |
| 03/14/2012 | CN102377455A Boiler and central cooling device provided with power line communication for energy management |
| 03/14/2012 | CN102377454A Method and device for echo cancellation |
| 03/14/2012 | CN102377453A Method and device for controlling updating of self-adaptive filter and echo canceller |
| 03/14/2012 | CN102376297A MIDI control method and system through power line communication |
| 03/14/2012 | CN102376147A Electric power security monitoring and commanding system |
| 03/14/2012 | CN101127024B Signal transmitting system |
| 03/13/2012 | US8135335 Apparatus and method for processing transmission information of broadcast message constituted by relay station (RS) in multihop relay broadband wireless access (BWA) communication system |
| 03/13/2012 | US8135141 Audio signal transmitting apparatus, audio signal receiving apparatus, audio signal transmission system, audio signal transmission method, and program |
| 03/13/2012 | US8135058 Adaptive known signal canceller |
| 03/13/2012 | US8135056 Noise and channel estimation using low spreading factors |
| 03/13/2012 | US8135055 I/Q calibration of transmit and receive paths in OFDM FDD communication systems |
| 03/13/2012 | US8134648 Method for enabling user control of an apparatus |
| 03/08/2012 | WO2012029613A1 Digital filter device, digital filtering method, and control program for digital filter device |
| 03/08/2012 | WO2012028342A1 Power line communication filter arrangement |
| 03/08/2012 | US20120058727 Un-tethered wireless stereo speaker system |
| 03/08/2012 | US20120057642 Digital Video Physical layer using a Multi-Level Data Code |
| 03/08/2012 | US20120057624 Communication Apparatuses and Wireless Communications Modules |
| 03/08/2012 | US20120057619 Relay apparatus and relay method |
| 03/08/2012 | US20120056643 System for transmission line terminatino by signal cancellation |
| 03/07/2012 | CN102369581A Flexible cable and transmission system |
| 03/07/2012 | CN101350734B Method for automatically configuring server associated by automatic configuration terminal equipment |
| 03/06/2012 | US8131386 Method and apparatus for simplified interconnection and control of audio components of an home automation system |
| 03/06/2012 | US8131210 Method and system for deploying a wireless repeater |
| 03/06/2012 | US8131153 Power line communication system using hybrid-fiber coaxial and communication device used in the system |
| 03/06/2012 | US8130973 Superdirectional acoustic system and projector |
| 03/06/2012 | US8130969 Multi-channel echo compensation system |
| 03/06/2012 | US8130941 Echo canceler |
| 03/06/2012 | US8130821 Equalization in capacitively coupled communication links |
| 03/06/2012 | US8130086 Linear vibration generator |
| 03/06/2012 | US8130052 Semiconductor circuit board and semiconductor circuit |
| 03/06/2012 | US8129939 Slate wireless keyboard charging and connection |
| 03/06/2012 | US8128572 Signal processing apparatus |
| 03/01/2012 | WO2012026353A1 Transmitter apparatus, receiver apparatus, and communication system |
| 03/01/2012 | WO2012025694A1 Data processing for denoising a signal |
| 03/01/2012 | WO2012005492A3 Transformer bypass apparatus of time information broadcasting using power-line broadcasting |
| 03/01/2012 | WO2011139047A3 Integrated repeater for integratedly relaying various types of communication signals, and integrated relay system |
| 03/01/2012 | US20120051556 Parametric Audio System |
| 03/01/2012 | US20120051405 Secure satellite modem for personal digital assistant method and apparatus |
| 03/01/2012 | US20120050172 Method and system for tactile display |
| 03/01/2012 | DE102010054784A1 Lighting system for illuminating e.g. shelf, has master component that controls operation of LED component and power supply unit that supplies power supply voltage to LED component |
| 03/01/2012 | DE102010039716A1 Method for transmission of useful signal in digital communication system, involves transmitting a three-phase signal via data lines when signal level of signal indicator corresponds to two different useful signals at subsequent timings |
| 03/01/2012 | DE102006001868B4 Schaltungsanordnung und Verfahren zur Ansteuerung einer elektrischen Last und eine Energieversorgungseinrichtung Circuit arrangement and method for driving an electrical load and a power supply device |
| 03/01/2012 | CA2787328A1 Transmission device, reception device, and communication system |
| 02/29/2012 | EP2424120A1 Power line communication filter arrangement |
| 02/29/2012 | CN202153736U 电力线通信装置 Power line communication device |
| 02/29/2012 | CN202153735U 一种光伏发电系统的电流环通讯电路 A photovoltaic power generation system current loop communication circuits |
| 02/29/2012 | CN101523836B Method and arrangement for power minimization in a multi-tone transmission-based communication system |
| 02/28/2012 | US8126528 Signal processing apparatus |
| 02/28/2012 | US8126392 System and method for implementing a multi-radio wireless network |
| 02/28/2012 | US8126078 Method and apparatus for reducing noise in an unbalanced channel using common mode component |
| 02/28/2012 | US8126042 FEXT estimation and signaling in vector transmission |
| 02/28/2012 | US8126040 Device and method for calibrating MIMO systems |
| 02/28/2012 | US8126039 Methods and apparatus for evaluating the eye margin of a communications device using a data eye monitor |
| 02/28/2012 | US8126033 Apparatus and method for relaying in a wireless communication system |
| 02/28/2012 | US8125934 System and method for synchronization signal detection and recovery from false triggers |
| 02/28/2012 | US8125314 Distinguishing between user physical exertion biometric feedback and user emotional interest in a media stream |
| 02/28/2012 | US8125311 Medical diagnostic imaging system, information processing method for medical diagnostic imaging system, ultrasonic imaging diagnostic apparatus, and operation device |
| 02/23/2012 | WO2011139616A3 System and method for power and data delivery on a machine |
| 02/23/2012 | US20120045070 Active noise control device |
| 02/23/2012 | US20120045069 Dynamic Audibility Enhancement |
| 02/23/2012 | US20120044062 Wrist Wound Vibrating Device |
| 02/23/2012 | US20120043968 Variable equalizer circuit |
| 02/22/2012 | EP2421294A1 Method for establishing a protected setup of wireless communication and wireless registration requesting device implementing the same |
| 02/22/2012 | EP2420004A2 Digital intercom network over dc-powered microphone cable |
| 02/22/2012 | CN202150854U 一种用于电力采集器的嵌入式系统 Embedded system for electricity Collector |
| 02/22/2012 | CN202150853U 一种录波器 One kind of record filter |
| 02/22/2012 | CN102362438A Underwater communication system |
| 02/22/2012 | CN102361347A Network communication system in transformer station |
| 02/22/2012 | CN101949681B 基于rs485总线信号传输延迟测量双绞线长度的系统及方法 Delay Measurement System and method for twisted-pair length rs485 bus signal transmission based on |
| 02/22/2012 | CN101346895B 回声抑制方法及设备 Method and apparatus for echo suppression |
| 02/21/2012 | US8121181 Method for determining target type of control signals in multi-channel system |