| Patents for H04B 14 - Transmission systems not characterised by the medium used for transmission (7,274) |
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| 01/24/2013 | WO2013012740A1 Self-energized wireless sensor and method using magnetic field communications |
| 01/24/2013 | US20130024198 Method for speech coding, method for speech decoding and their apparatuses |
| 01/22/2013 | US8358707 Apparatus and method for ultra wide band communication based on multi-coded bi-orthogonal pulse position modulation |
| 01/22/2013 | CA2531384C Handling broadcast and multicast traffic as unicast traffic in a wireless network |
| 01/16/2013 | CN101753222B Visible light communication apparatus and visible light communciation method |
| 01/15/2013 | US8355632 Transmission apparatus |
| 01/15/2013 | US8355321 System and method for avoiding stall using timer for high-speed downlink packet access system |
| 01/10/2013 | US20130010879 Channel coding method of variable length information using block code |
| 01/09/2013 | EP2149217B1 Methods and apparatus for improved utilization of air link resources in a wireless communications system |
| 01/08/2013 | US8352255 Method for speech coding, method for speech decoding and their apparatuses |
| 01/03/2013 | WO2013001248A1 Method for processing a data packet prior to the transmission thereof in a wireless communication network, method for processing a received data packet, and associated devices and systems |
| 01/02/2013 | CN101175059B Method and device for quantifying channel quality indication |
| 12/25/2012 | US8340445 Image encoding device, image encoding method, image encoding/decoding system |
| 12/25/2012 | US8340229 Method and apparatus for reducing the interferences between a wideband device and a narrowband device interfering with the wideband device |
| 12/19/2012 | CN101479970B Mixed mode power measurement calibration and reporting in wireless communication networks |
| 12/13/2012 | US20120314779 Superimposed network coding method |
| 12/11/2012 | US8331462 Method and apparatus for selective disregard of co-channel transmissions on a medium |
| 12/06/2012 | WO2012166922A1 Delta modulated low power ehf communication link |
| 12/06/2012 | WO2012166281A1 Method and apparatus of switched amplification having improved efficiency |
| 11/29/2012 | US20120300858 Method And Apparatus Of Switched Amplification Having Improved Efficiency |
| 11/28/2012 | CN102804712A Method and apparatus for selecting between multiple equal cost paths |
| 11/28/2012 | CN101594158B Signal receiver for receiving differential signal via transmission line |
| 11/21/2012 | CN101472171B Data conversion system |
| 11/20/2012 | US8315348 Clock extraction circuit for use in a linearly expandable broadcast router |
| 11/14/2012 | CN102780531A Methods for modulating and demodulating wireless laser communication |
| 11/14/2012 | CN102780528A System for identifying ID (identity) information of lamp by white light of LED (light-emitting diode) |
| 11/13/2012 | US8311413 High power efficiency optical-wireless transmitter |
| 11/13/2012 | US8311131 Method for interpolating at least two position-dependent, periodic analog signals that are dephased relative each other |
| 11/13/2012 | US8311077 Modulator, filter, method of controlling gain of filter, and code modulating method |
| 11/09/2012 | CA2739555A1 An intelligent, flexible navigation and guide system for mobility and safety of the blind and visually impaired persons |
| 11/08/2012 | US20120281771 Modulator, filter, method of controlling gain of filter, and code modulating method |
| 11/07/2012 | CN1868151B Receiving apparatus and method |
| 11/07/2012 | CN101340407B Serial signal communication method, communication circuit and apparatus therefor |
| 11/06/2012 | US8306136 Communications system utilizing orthogonal linear frequency modulated waveforms |
| 11/01/2012 | WO2012118567A3 Multiplexed pulse modulation using superposition |
| 10/30/2012 | US8300711 Adaptive differential pulse code modulation/demodulation system and method |
| 10/30/2012 | US8300695 Image encoding apparatus and image encoding method |
| 10/24/2012 | CN101222457B Method and apparatus for serial communication using clock-embedded signals |
| 10/17/2012 | CN102739323A Audio data transmission method |
| 10/16/2012 | US8290099 Phase noise limiting apparatus, phase noise limiting method, receiving apparatus, receiving method, and programs |
| 10/09/2012 | US8285896 Data conversion system |
| 10/02/2012 | US8279947 Method, apparatus and system for multiple-description coding and decoding |
| 09/18/2012 | US8270488 Using black detection to improve video splicing |
| 09/13/2012 | DE10163407B4 Verbesserungen bei der Datenübertragung Improvements in the data transmission |
| 09/12/2012 | CN102664688A Method for modulating polarization differential pulse position |
| 09/12/2012 | CN102664015A Multiple channel audio real-time coding software and hardware scheme based on G726 coding |
| 09/11/2012 | US8265173 Method for compression and expansion of analogue signals |
| 09/07/2012 | WO2012118567A2 Multiplexed pulse modulation using superposition |
| 09/05/2012 | CN101471735B Device for monitoring differential signal fault |
| 09/04/2012 | US8260223 Dual-mode mixer circuit and method |
| 08/30/2012 | US20120221342 Decoding apparatus and decoding method |
| 08/29/2012 | EP2491692A1 A communications system utilizing orthogonal linear frequency modulated waveforms |
| 08/29/2012 | CN102651668A Communication device and program product |
| 08/29/2012 | CN101542598B Data processor |
| 08/28/2012 | US8254508 Method and apparatus for frequency tracking in a space time transmit diversity receiver |
| 08/28/2012 | US8254503 Tracking automatic gain control of orthogonal frequency domain multiplexing systems |
| 08/28/2012 | US8254470 Encoding and decoding of embedded data stream in analog video using copy protection pulses |
| 08/28/2012 | US8254259 System and method for avoiding stall using timer for high-speed downlink packet access system |
| 08/23/2012 | US20120216198 Interpreting i/o operation requests from pageable guests without host intervention |
| 08/23/2012 | US20120213298 Method and system for optimizing quantization for noisy channels |
| 08/22/2012 | CN101872618B Multi-channel audio decoder |
| 08/21/2012 | CA2316782C Apparatus and method for transmission/reception |
| 08/15/2012 | CN102638315A Methods for modulating and demodulating multi-system digital pulse period in optical communication system |
| 08/08/2012 | CN101615996B Downsapling method and downsampling device |
| 08/07/2012 | US8238495 Method and apparatus for reducing the interferences between a wideband device and a narrowband interferer |
| 08/07/2012 | US8237592 System and method for providing policy based radio frequency identification service |
| 08/07/2012 | CA2650633C Multi input multi output (mimo) orthogonal frequency division multiple access (ofdma) communication system |
| 08/01/2012 | CN202364239U Underwater multi-user voice communication apparatus capable of dynamic spectrum allocation |
| 07/31/2012 | CA2625113C Method and system for relaying signals from a magneto-inductive system through a voice-band system |
| 07/25/2012 | EP2030346B1 Framing of analog communication |
| 07/24/2012 | US8229006 Precision timing pulse width communications transforming reshaped pulse stream |
| 07/19/2012 | US20120183083 Distortion and aliasing reduction for digital to analog conversion |
| 07/18/2012 | CN1663209B Clock extraction circuit for use in a linearly expandable broadcast router |
| 07/18/2012 | CN102594477A Method and device for receiving medium-frequency-wave emergency broadcasting information |
| 07/18/2012 | CN102594474A System for realizing amplitude modulation medium wave emergency broadcast and method thereof |
| 07/18/2012 | CN101527694B T1 forming device and forming method thereof |
| 07/17/2012 | US8223904 Multiple hypothesis decoding |
| 07/11/2012 | CN102571153A Short-distance wireless mobile terminal method and system |
| 07/11/2012 | CN102568480A Dual-mode mobile telephone voice transmission system |
| 07/10/2012 | US8218656 Pulse generator for ultra-wide-band modulating systems and modulating systems using it |
| 07/04/2012 | CN1833421B Multi-carrier communication apparatus with adaptive transmission according to transmission path fluctuations |
| 07/04/2012 | CN102546034A Method and equipment for processing voice signals |
| 07/04/2012 | CN102546033A Multimachine communication device achieved by adopting pulse modulation combined with serial port mode |
| 07/04/2012 | CN102546003A Photoacoustic imaging system, coded laser emitting apparatus and photoacoustic signal receiving apparatus |
| 07/04/2012 | CN101479969B Method and device for data packing |
| 06/26/2012 | US8209168 Stereo decoder that conceals a lost frame in one channel using data from another channel |
| 06/26/2012 | US8208588 Single-carrier/multi-carrier community receiver and related signal processing method |
| 06/19/2012 | US8203930 Method of processing a signal and apparatus for processing a signal |
| 06/14/2012 | US20120150535 Method for speech coding, method for speech decoding and their apparatuses |
| 06/13/2012 | EP1811692B1 Optical transmitting device, optical transmission system, optical transmitting method and optical transmission method |
| 06/12/2012 | US8200500 Cue-based audio coding/decoding |
| 06/12/2012 | US8199835 Systems and methods for adaptive signal sampling and sample quantization for resource-constrained stream processing |
| 06/06/2012 | EP2461485A1 A device and method for the transmission and reception of high-fidelity audio using a single wire |
| 06/05/2012 | US8196139 Interpreting I/O operation requests from pageable guests without host intervention |
| 06/05/2012 | US8195471 Sampling rate conversion apparatus, coding apparatus, decoding apparatus and methods thereof |
| 06/05/2012 | US8195469 Device, method, and program for encoding/decoding of speech with function of encoding silent period |
| 06/05/2012 | US8194780 Differential signal output device |
| 05/30/2012 | CN1826781B Modulation device, demodulation device, modulation method, and demodulation method |
| 05/29/2012 | US8190428 Method for speech coding, method for speech decoding and their apparatuses |
| 05/29/2012 | US8189569 Apparatus and method for realizing user switching between IP network and PSTN network |