| Patents for H04B 14 - Transmission systems not characterised by the medium used for transmission (7,274) |
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| 05/17/2000 | EP1001541A1 Sound decoder and sound decoding method |
| 05/17/2000 | CN1253432A Financial transation report-back (warning) system |
| 05/16/2000 | US6064698 Method and apparatus for coding |
| 05/16/2000 | CA2106391C Bit oriented digital switch and general digital switch for pcm transmission systems |
| 05/11/2000 | WO2000027058A1 Codec supporting pcm modem communications over a universal digital loop carrier |
| 05/11/2000 | WO2000026908A1 Embedding supplemental data in an information signal |
| 05/11/2000 | CA2316996A1 Embedding supplemental data in an information signal |
| 05/10/2000 | EP0998795A1 Method and apparatus for performance improvement by qualifying pulses in an oversampled, noise-shaping signal processor |
| 05/10/2000 | EP0998789A2 Channel encoding/decoding device and method |
| 05/10/2000 | EP0875106A4 A self-initialized coder and method thereof |
| 05/10/2000 | CN1252656A Method and apparatus for determining data rate transmitted by variable rate |
| 05/09/2000 | US6061778 Digital signal processor for detecting out-of-sync and jitter from two clock signals and controlling the interpolation based on deviation and jitter amount |
| 05/09/2000 | US6060950 Control of a variable gain amplifier with a delta sigma modulator D/A converter |
| 05/05/2000 | WO2000028680A1 Method for the wireless and remote transmission and reception of coded information, variants and portable device for realising this method |
| 05/05/2000 | CA2302548A1 A method of remote wireless transmission and reception of code imformation and portable device for carrying out the same |
| 05/04/2000 | WO2000025305A1 High frequency content recovering method and device for over-sampled synthesized wideband signal |
| 05/04/2000 | WO2000025304A1 Perceptual weighting device and method for efficient coding of wideband signals |
| 05/04/2000 | WO2000025303A1 Periodicity enhancement in decoding wideband signals |
| 05/04/2000 | WO2000025302A1 Celp voice encoder |
| 05/04/2000 | WO2000025298A1 A method and device for adaptive bandwidth pitch search in coding wideband signals |
| 05/03/2000 | EP0997031A2 Adaptive channel encoding method and device |
| 05/03/2000 | CN1252203A Predictive coding method and decoding method for dynamic image |
| 05/03/2000 | CN1252195A System and method for spectrally shaping transmitted data signals |
| 05/03/2000 | CN1052135C Apparatus and method for use in equipment providing digital radio link |
| 05/02/2000 | US6057792 Signal processors |
| 04/27/2000 | WO2000024122A1 Apparatus for performing a non-integer sampling rate change in a multichannel polyphase filter |
| 04/27/2000 | WO2000024120A1 Method and system for ensuring reception of a communications signal |
| 04/26/2000 | EP0650614B1 Digital signal processor architecture |
| 04/25/2000 | US6055266 Spread spectrum pulse position modulation communication system |
| 04/20/2000 | WO2000022735A1 Radio receiver |
| 04/18/2000 | US6052660 Adaptive codebook |
| 04/18/2000 | US6052412 Codec supporting PCM modem communications over a universal digital loop carrier |
| 04/18/2000 | CA2017841C Digital transmission system using subband coding of a digital signal |
| 04/12/2000 | CN1051422C Equipment for and method of analog-to-digital conversion and digital-to-analog conversion of voice signal |
| 04/11/2000 | US6049537 Method and system for controlling speech encoding in a communication system |
| 04/11/2000 | CA2183860C Process for the cascade coding and decoding of audio data |
| 04/06/2000 | WO2000019654A1 Reduced complexity and increased flexibility modified fast convolution algorithm |
| 04/06/2000 | CA2344634A1 Reduced complexity and increased flexibility modified fast convolution algorithm |
| 04/05/2000 | EP0991211A2 Device and method of determining quality of radio communication in a mobile communication system |
| 04/05/2000 | EP0990308A1 Channel encoding device and method for communication system |
| 04/05/2000 | CN1249639A Speech signal filtering device and method, receiver and telephone communication system |
| 04/05/2000 | CN1249570A Apparatus and method for determining radio communication quality in mobile communication system |
| 03/30/2000 | WO2000018046A1 Tandem audio compression |
| 03/30/2000 | CA2344648A1 Tandem audio compression |
| 03/29/2000 | EP0989544A1 Device and method for filtering a speech signal, receiver and telephone communications system |
| 03/29/2000 | EP0988663A1 Communications system |
| 03/29/2000 | CN1249093A Sample rate converter |
| 03/29/2000 | CN1050956C Data separation processing device in a digital television system |
| 03/28/2000 | US6044109 Modem signal transmitter, modem signal transmitting method, modem signal receiver, modem signal receiving method, modem signal transmitting/receiving system and modem signal transmitting/receiving method |
| 03/22/2000 | CN1248339A Apparatus and method for rate determination in commuincation system |
| 03/16/2000 | WO2000014910A1 Precision timing generator system and method |
| 03/16/2000 | WO1999062189A3 System and method for masking quantization noise of audio signals |
| 03/16/2000 | CA2342883A1 Precision timing generator system and method |
| 03/14/2000 | US6038530 Communication network for transmitting speech signals |
| 03/14/2000 | US6038529 Transmitting and receiving system compatible with data of both the silence compression and non-silence compression type |
| 03/14/2000 | US6038259 Asynchronous digital system, asynchronous data path circuit, asynchronous digital signal processing circuit and asynchronous digital signal processing method |
| 03/09/2000 | WO1999062253A3 Scalable audio coder and decoder |
| 03/09/2000 | WO1999062052A3 System and method for entropy encoding quantized transform coefficients of a signal |
| 03/08/2000 | EP0984432A2 Pulse position control for an algebraic speech coder |
| 03/08/2000 | EP0983695A2 A method and apparatus for digital data communications including advance indication of a transcoding change |
| 03/07/2000 | US6035004 Digital radio receiver |
| 03/07/2000 | US6034994 Method for controlling the point of time when bypass mode operation is begun, based on the format of PCM data |
| 03/02/2000 | WO1999052216A3 Channel encoding/decoding device and method |
| 02/29/2000 | US6031862 Ultrawide-band communication system and method |
| 02/29/2000 | US6031475 Method and device of information transfer between circuits that exchange data via converters |
| 02/23/2000 | EP0981252A2 Using discrete message-oriented services to deliver short audio communications |
| 02/23/2000 | EP0981217A1 Modulating method, modulating device, demodulating method, and demodulating device |
| 02/23/2000 | EP0968497A4 Variable length audio coding using a plurality of subband bit allocation patterns |
| 02/17/2000 | WO2000008764A1 Digital reception with radio frequency sampling |
| 02/17/2000 | WO2000008633A1 Exciting signal generator, voice coder, and voice decoder |
| 02/17/2000 | CA2339798A1 Digital reception with radio frequency sampling |
| 02/16/2000 | EP0979506A1 Apparatus and method for rate determination in a communication system |
| 02/15/2000 | US6026360 Speech transmission/reception system in which error data is replaced by speech synthesized data |
| 02/10/2000 | WO2000001076A8 Method of encoding bits in a signal |
| 02/02/2000 | EP0976125A2 Removing periodicity from a lengthened audio signal |
| 02/02/2000 | CN1243621A Transmission system with improved recombination function of lost part |
| 02/01/2000 | US6021386 Coding method and apparatus for multiple channels of audio information representing three-dimensional sound fields |
| 01/26/2000 | EP0974209A1 System and method for spectrally shaping transmitted data signals |
| 01/25/2000 | CA2152513C Excitation signal encoding method and device capable of encoding with high quality |
| 01/20/2000 | WO2000003385A1 Voice encoding/decoding device |
| 01/20/2000 | CA2337063A1 Voice coding/decoding apparatus |
| 01/19/2000 | EP0972352A1 Mapper for high data rate signalling |
| 01/18/2000 | US6016327 Electronic memory system and method for use in system for reducing quantization noise |
| 01/12/2000 | EP0910928B1 Coding and decoding of audio signals by using intensity stereo and prediction processes |
| 01/11/2000 | US6014622 Low bit rate speech coder using adaptive open-loop subframe pitch lag estimation and vector quantization |
| 01/11/2000 | US6014415 Transmission system having receiver for recovering words from sequence of symbols |
| 01/06/2000 | WO2000001076A1 Method of encoding bits in a signal |
| 01/06/2000 | WO2000001072A1 System for generating an accurate low-noise periodic signal |
| 01/06/2000 | CA2336383A1 System for generating an accurate low-noise periodic signal |
| 01/06/2000 | CA2336099A1 Method of encoding bits in a signal |
| 01/05/2000 | EP0968497A1 Variable length audio coding using a plurality of subband bit allocation patterns |
| 01/04/2000 | US6012026 Variable bitrate speech transmission system |
| 12/29/1999 | EP0702879B1 Recording and reproducing an mpeg information signal on/from a record carrier |
| 12/29/1999 | EP0670089B1 Transcoding and transdecoding unit, and method for adjusting the output thereof |
| 12/29/1999 | CN1240072A Phase shift encoded subchannel |
| 12/28/1999 | US6009388 High quality speech code and coding method |
| 12/22/1999 | EP0965123A1 A high resolution post processing method for a speech decoder |
| 12/21/1999 | US6006176 Speech coding apparatus |
| 12/21/1999 | US6005872 Method and device for synchronizing digital decoder and encoder clocks |
| 12/21/1999 | CA2166040C Device for transmitting, receiving and decoding compressed audiovisual streams |