| Patents for H04B 14 - Transmission systems not characterised by the medium used for transmission (7,274) |
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| 05/24/2012 | WO2012066738A1 Communication system, reception device, and communication method |
| 05/24/2012 | WO2012066525A1 Non-synchronized adpcm with discontinuous transmission |
| 05/23/2012 | CN1792049B System and method of efficiently modulating data using symbols having more than one pulse |
| 05/08/2012 | US8175169 Method and system for optimizing quantization for noisy channels |
| 05/02/2012 | CN101248580B Anti-resonance counteraction in resonator |
| 05/02/2012 | CN101150547B Method and device for eliminating differential transfer delay difference |
| 04/25/2012 | CN1529307B Method and apparatus for detection of tandem encoding |
| 04/18/2012 | CN1848242B Multi-channel audio frequency coder |
| 04/18/2012 | CN1518336B Electronic camera |
| 04/17/2012 | US8160011 Femtocell device |
| 04/12/2012 | DE102004018116B4 Verfahren zum Kompandieren für eine Deltamodulationskommunikationseinrichtung A method for companding for a delta modulation communication device |
| 04/11/2012 | CN202190276U RSU performing synchronization based on integrated pulse width modulation output |
| 04/11/2012 | CN1823536B 用于控制分布式转码器的方法与设备 Method for controlling distributed transcoder device |
| 04/11/2012 | CN101552640B Device and method for altering filter coefficients |
| 04/04/2012 | CN102404099A 一种动态分配频谱的水下多用户语音通信方法及装置 Underwater multi-user voice communication method and apparatus for dynamic allocation of spectrum |
| 04/03/2012 | US8149928 Receivers for cycle encoded signals |
| 04/03/2012 | US8149927 Method of and apparatus for encoding/decoding digital signal using linear quantization by sections |
| 03/28/2012 | CN101414883B Receiver independent from carrier frequency |
| 03/27/2012 | US8144802 Digital data encoding and decoding method and system |
| 03/21/2012 | CN101420719B System and method for avoiding delaying time using timer |
| 03/20/2012 | US8139652 Method and apparatus for decoding transmission signals in a wireless communication system |
| 03/20/2012 | CA2512670C Digital television transmitter and receiver for transmitting and receiving dual stream using 4 level vestigial side band robust data |
| 03/14/2012 | CN101819781B Communication apparatus and communication method |
| 03/08/2012 | US20120057641 Transmitting method and a receiving method of a modulated data stream |
| 03/06/2012 | US8130885 Closed loop sub-carrier synchronization system |
| 02/22/2012 | CN202147701U Dispatching order route number interval interlocking equipment |
| 02/21/2012 | US8121479 Optical network terminal management and control interface (OMCI) containing a description of the OMCI |
| 02/21/2012 | US8121201 Pulse transmitter, pulse receiver, pulse transmitting method, and pulse demodulating method |
| 02/21/2012 | US8121200 Multi-level LVDS data transmission with embedded word clock |
| 02/21/2012 | US8121182 High performance equalizer with enhanced DFE having reduced complexity |
| 02/21/2012 | US8120713 Television apparatus |
| 02/16/2012 | DE19951341B4 Verfahren zur bewegungskompensierenden Prädiktion von Bewegtbildern sowie Einrichtung hierzu A method of motion-compensating prediction of moving pictures as well as means for this purpose |
| 02/15/2012 | CN102355484A Audio data transmission method |
| 02/15/2012 | CN102355309A Method and apparatus for realization of Bluetooth stereophonic sound with support of a plurality of sampling rates |
| 02/14/2012 | US8116385 Method for the transmission of a data word |
| 02/08/2012 | EP1668856B1 Variable coder apparatus for resonant power conversion and method |
| 02/07/2012 | US8111793 System and method for adjacent channel power detection and dynamic bandwidth filter control |
| 02/07/2012 | US8111719 Transmission system |
| 02/02/2012 | WO2012015947A1 System and method for synchronization tracking in an in-band modem |
| 02/02/2012 | WO2012015918A1 System and method for synchronization tracking in an in- band modem |
| 02/02/2012 | US20120027104 Single-wire bus communication protocol |
| 02/02/2012 | US20120027067 Narrowband Diagnostics for Twisted Pair Wiring |
| 01/31/2012 | US8107751 DPCM with adaptive range and PCM escape mode |
| 01/24/2012 | US8102923 Hierarchical coding for multicast messages |
| 01/18/2012 | CN102322928A Electronic scale, mobile equipment, body weight measuring system and wireless transmission method |
| 01/17/2012 | US8098743 Pilot signal transmission method and radio communication system for enabling measurement of reception quality with high accuracy |
| 01/17/2012 | US8098742 Gain control method and apparatus |
| 01/11/2012 | CN102315883A Encoding underwater sound communication method of Pattern delay inequality based on non-fixed code element width |
| 01/10/2012 | USRE43099 Speech coder methods and systems |
| 01/10/2012 | US8095833 Transmitting apparatus, receiving apparatus, transmission method, and reception method |
| 01/10/2012 | US8095643 Communication apparatus and method providing robust service in the presence of deteriorated radio conditions |
| 01/05/2012 | DE102010025639A1 Absolut sichere Signalübertragung mit Hilfe von thermischem Rauschen Absolutely reliable signal transmission by means of thermal noise |
| 01/04/2012 | EP2403136A1 Power amplifier chain implementing a sigma-delta modulator with digital predistortion feedback |
| 01/04/2012 | CN102307258A Communication method between primary device and accessory device, device thereof and system thereof |
| 12/27/2011 | US8086194 Communication apparatus |
| 12/27/2011 | US8085852 Inverse tone mapping for bit-depth scalable image coding |
| 12/22/2011 | WO2011159212A1 A method and apparatus for changing a mode in an optical network |
| 12/13/2011 | US8079078 Encryption apparatus, program for use therewith, and method for use therewith |
| 12/13/2011 | CA2415632C Adaptive dual-polarization communication of orthogonal frequency division multiplexed signals |
| 12/07/2011 | CN101582862B 一种基带信号的恢复方法 A recovery method of a baseband signal |
| 11/23/2011 | EP1667447B1 Data conversion system |
| 11/22/2011 | US8064525 Method and apparatus for transmitting data frames, and a method and apparatus for data rate matching |
| 11/10/2011 | US20110274182 Multi-tiered quantization of channel state information in multiple antenna systems |
| 11/09/2011 | CN1954495B Method and apparatus having a digital PWM signal generator with integral noise shaping |
| 11/09/2011 | CN102238119A Wireless communication unit and radio frequency (RF) carrier enveloping control method |
| 11/09/2011 | CN101238655B Method and device for assembling and/or transmitting multiple symbol stream |
| 11/01/2011 | US8050366 Device and method for compensating timing offset |
| 11/01/2011 | US8050332 System and method for selectively performing single-ended and differential signaling |
| 11/01/2011 | US8050178 System and method for avoiding stall using timer for high-speed downlink packet access system |
| 10/26/2011 | CN202019386U Ultrasonic positioning system for mobile phone |
| 10/25/2011 | US8046656 Rendering and correcting data |
| 10/25/2011 | US8045625 Encoding and decoding method to control a direct current (DC) component, and data processing apparatus performing the same |
| 10/12/2011 | CN102215088A Method and device for transmitting data frames and method and device for adapting data rate |
| 10/11/2011 | US8036885 Method and device for adaptive bandwidth pitch search in coding wideband signals |
| 10/11/2011 | US8036282 Multi-tiered quantization of channel state information in multiple antenna systems |
| 10/11/2011 | US8036129 System and method for avoiding stall using timer for high-speed downlink packet access system |
| 10/11/2011 | CA2514111C Method for storing and transmitting data generated by a security module |
| 10/05/2011 | EP2372712A2 Quantization bit rate expansion method and quantization bit rate expansion device |
| 10/04/2011 | US8032367 Bit-rate converting apparatus and method thereof |
| 10/04/2011 | US8032172 Method and apparatus for forward link gain control in a power controlled repeater |
| 10/04/2011 | US8032025 Polarization monitoring in polarization division multiplexing in optical communications |
| 10/04/2011 | US8031783 Phase noise shaping using sigma delta modulation in a timing recovery unit |
| 09/21/2011 | CN201984809U 蓝牙宽带语音处理装置 Bluetooth wideband speech processing device |
| 09/21/2011 | CN102195718A Method for demodulating chaotic pulse position modulated communication system |
| 09/20/2011 | US8023570 System and apparatus for error control codes based on layering and linear transformations |
| 09/14/2011 | CN1713626B Voltage level coding system and method |
| 09/14/2011 | CN102185660A Data processing method and mobile terminal |
| 09/14/2011 | CN101393744B Method for regulating threshold of sound activation and device |
| 09/13/2011 | CA2311211C Frame switcher and method of switching, digital camera, and monitoring system |
| 09/11/2011 | CA2730845A1 High-resolution ranging and location finding using multicarrier signals |
| 09/08/2011 | US20110216839 Method, device and system for signal encoding and decoding |
| 09/06/2011 | US8014453 Method, codebook, and base station for precoding |
| 08/31/2011 | EP1010278B1 Method and system for controlling speech encoding in a communication system |
| 08/31/2011 | CN102171943A System and method to implement concurrent orthogonal channels in an ultra-wide band wireless communications network |
| 08/30/2011 | CA2556301C Apparatus and method for transmitting/receiving pilot signal in communication system using ofdm scheme |
| 08/23/2011 | US8004542 Video composition apparatus, video composition method and video composition program |
| 08/23/2011 | US8004430 Coding scheme for serial data communications |
| 08/17/2011 | EP1043858B1 Transmitting/receiving device and transmitting/receiving method |
| 08/17/2011 | CN102160307A Digital pulse processor slope correction |
| 08/10/2011 | CN201928286U 一种脉冲编码调制设备多通道切换装置 One kind of multi-channel pulse code modulation device switching device |