| Patents for G10L 19 - Speech or audio signal analysis-synthesis techniques for redundancy reduction, e.g. in vocoders; Coding or decoding of speech or audio signals, using source filter models or psychoacoustic analysis (31,960) |
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| 04/02/1996 | US5504833 Speech approximation using successive sinusoidal overlap-add models and pitch-scale modifications |
| 04/02/1996 | US5504832 Reduction of phase information in coding of speech |
| 03/31/1996 | CA2159577A1 Fixed cellular terminal for two-wire telecommunications services |
| 03/28/1996 | WO1996009704A2 Detection of defective speech frames in a receiver of a digital speech communication system |
| 03/28/1996 | DE4427351C1 Signalverarbeitungsverfahren und -anordnung für blockweise codierte Sprachsignale eines Nachrichtensystems A signal processing method and arrangement for blocks coded voice signals of a communication system |
| 03/28/1996 | CA2198709A1 Detection of defective speech frames in a receiver of a digital speech communication system |
| 03/27/1996 | EP0703712A2 MPEG audio/video decoder |
| 03/27/1996 | EP0703677A2 Perceptual subband encoder |
| 03/27/1996 | EP0703564A1 Digital signal processing |
| 03/27/1996 | EP0702863A1 Method and apparatus for controlling encoding rate in a communication system |
| 03/27/1996 | EP0680643A4 Apparatus and method for compressing information. |
| 03/27/1996 | CN1119376A Apparatus for adaptively encoding input digital audio signals from a plurality of channels |
| 03/27/1996 | CN1119375A A high-speed bit assignment method of an audio signal |
| 03/26/1996 | US5502713 Soft error concealment in a TDMA radio system |
| 03/23/1996 | CA2158298A1 Digital speech communication system |
| 03/20/1996 | EP0702458A1 Method and device for encoding signal, signal transmitting method, signal recording medium, and method and device for decoding signal |
| 03/20/1996 | EP0702368A2 Method of recording and reproducing digital audio signal and apparatus thereof |
| 03/20/1996 | CN1119058A Soft error correction in a TDMA radio system |
| 03/20/1996 | CN1118961A Low bit rate audio-visual communication system having integrated perceptual speech and video coding |
| 03/20/1996 | CN1118914A Estimation of excitation parameters |
| 03/19/1996 | US5500859 Voice and data transmission system |
| 03/19/1996 | US5500673 Low bit rate audio-visual communication system having integrated perceptual speech and video coding |
| 03/13/1996 | EP0700622A1 An integrated video and audio signal distribution system for use on commercial aircraft and other vehicles |
| 03/13/1996 | EP0700562A1 Credit card size audio record and playback device |
| 03/13/1996 | CN1118467A Processing of speech coder parameters in the receiver of a communications system |
| 03/12/1996 | US5499286 Digital radio telephone |
| 03/12/1996 | CA2054849C Speech parameter encoding method capable of transmitting a spectrum parameter at a reduced number of bits |
| 03/12/1996 | CA2052250C Linear prediction speech coding with high-frequency preemphasis |
| 03/07/1996 | DE4430864A1 Transmission and storage method for embedding additional information in data stream |
| 03/06/1996 | EP0700155A1 Method and apparatus capable of quickly identifying an unknown system with a final error reduced |
| 03/06/1996 | EP0700032A2 Methods and apparatus for reconstructing non-quantized adaptively transformed voice signals |
| 03/06/1996 | EP0699334A1 Method and apparatus for group encoding signals |
| 03/06/1996 | CN1118196A Method and device for encoding signal, method and device for decoding signal, and recording medium |
| 03/06/1996 | CN1118101A Portable recording/reproducing device, IC memory card recording format, and recording/reproducing method |
| 03/05/1996 | US5497447 Speech coding apparatus having acoustic prototype vectors generated by tying to elementary models and clustering around reference vectors |
| 03/05/1996 | US5497153 System for variable-length-coding and variable-length-decoding digital data for compressing transmission data |
| 03/05/1996 | CA2072721C Speech coding apparatus with single-dimension acoustic prototypes for a speech recognizer |
| 03/05/1996 | CA2051304C Speech coding and decoding system |
| 03/05/1996 | CA2044750C Speech coding and decoding system |
| 02/29/1996 | WO1996006511A1 Method of facilitating an audio source change in a digital radio communication system |
| 02/29/1996 | WO1996006489A1 Transmitter-receiver |
| 02/28/1996 | EP0699002A2 Predictive vector quantization with input control circuit |
| 02/28/1996 | EP0698877A2 Postfilter and method of postfiltering |
| 02/28/1996 | EP0698876A2 Method of decoding encoded speech signals |
| 02/28/1996 | EP0698327A1 Telecom adapter for interfacing computing devices to the analog telephone network |
| 02/28/1996 | EP0698268A1 Method and apparatus for mitigating audio degradation in a communication system |
| 02/28/1996 | CN1117674A Signal encoding or decoding apparatus and recording medium |
| 02/27/1996 | US5495556 Speech synthesizing method and apparatus therefor |
| 02/27/1996 | US5495555 High quality low bit rate celp-based speech codec |
| 02/27/1996 | US5495246 Telecom adapter for interfacing computing devices to the analog telephone network |
| 02/27/1996 | CA2038305C Circuit for controlling tap gains at rapid speed in an adaptive filter |
| 02/22/1996 | WO1996005592A1 Method and apparatus for selecting an encoding rate in a variable rate vocoder |
| 02/21/1996 | EP0697125A1 Process for vector quantization, especially of voice signals |
| 02/21/1996 | EP0697124A1 Vector coding process, especially for voice signals |
| 02/21/1996 | EP0697123A1 Process for conditioning data, especially coded voice signal parameters |
| 02/21/1996 | CN1117223A Method and arrangement for transmitting speech signals |
| 02/21/1996 | CN1031090C Digital transmission system |
| 02/20/1996 | USRE35158 Apparatus for adaptive inter-frame predictive encoding of video signal |
| 02/15/1996 | WO1996004653A1 Signal-processing method and device for substituting non-correctable blocks in a receiver for block-coded audio signals |
| 02/15/1996 | WO1996004647A1 Sensitivity weighted vector quantization of line spectral pair frequencies |
| 02/15/1996 | WO1996004646A1 Method and apparatus for performing reduced rate variable rate vocoding |
| 02/14/1996 | EP0696793A2 A speech coder |
| 02/14/1996 | CN1116813A Mobile radio with transmit command control and mobile radio system |
| 02/13/1996 | US5491772 Methods for speech transmission |
| 02/13/1996 | US5491771 Real-time implementation of a 8Kbps CELP coder on a DSP pair |
| 02/08/1996 | EP0702863A4 Method and apparatus for controlling encoding rate in a communication system |
| 02/07/1996 | EP0696118A2 Sound channel for networks |
| 02/07/1996 | EP0696110A1 Method and apparatus for sound coding and decoding by frequency compression, in particular for use in a bulk sound memory |
| 02/07/1996 | EP0696026A2 Speech coding device |
| 02/07/1996 | EP0695454A1 Vocoder asic |
| 02/07/1996 | CN1116348A Adaptive digital audio encoding system |
| 02/06/1996 | US5490233 Method and apparatus for reducing correlated errors in subband coding systems with quantizers |
| 02/06/1996 | US5490230 Digital speech coder having optimized signal energy parameters |
| 02/06/1996 | US5490183 Digital signal processing apparatus and a communication system using the same |
| 02/06/1996 | US5490170 Coding apparatus for digital signal |
| 02/05/1996 | CA2144693A1 Speech decoder |
| 01/31/1996 | EP0694907A2 Speech coder |
| 01/31/1996 | EP0694903A2 Receiving circuit |
| 01/31/1996 | CN1116023A Apparatus and method for adapting a digital radiotelephone system to increased subscriber traffic |
| 01/31/1996 | CN1116022A Transmission system implementing different coding principles |
| 01/31/1996 | CN1116011A Discriminating between stationary and non-stationary signals |
| 01/31/1996 | CN1115907A Method of allocating optimum bits of an audio signal |
| 01/30/1996 | US5488704 Speech codec |
| 01/30/1996 | US5488668 For use in a hearing aid |
| 01/30/1996 | US5488665 Multi-channel perceptual audio compression system with encoding mode switching among matrixed channels |
| 01/25/1996 | WO1996002102A1 Voice over data modem with selectable voice compression |
| 01/25/1996 | WO1996002091A1 Method and apparatus for speech transmission in a mobile communications system |
| 01/25/1996 | WO1996002050A1 Harmonic adaptive speech coding method and system |
| 01/25/1996 | CA2193663A1 Voice over data modem with selectable voice compression |
| 01/24/1996 | EP0693828A1 Data encoding method and apparatus, data decoding method and apparatus, data recording medium, and data transmission method |
| 01/24/1996 | CN1115591A Apparatus for and method of speech digitizing |
| 01/23/1996 | US5487172 Transform processor system having reduced processing bandwith |
| 01/23/1996 | US5487128 Speech parameter coding method and appparatus |
| 01/23/1996 | US5487087 Signal quantizer with reduced output fluctuation |
| 01/23/1996 | US5487086 Apparatus for processing digital information signals |
| 01/20/1996 | CA2154192A1 Speech coder |
| 01/17/1996 | EP0692880A1 Signal encoder, signal decoder, recording medium and signal encoding method |
| 01/16/1996 | US5485581 Speech coding method and system |
| 01/16/1996 | US5485543 Method and apparatus for speech analysis and synthesis by sampling a power spectrum of input speech |
| 01/16/1996 | US5485462 Method of facilitating an audio source change in a digital radio communication system |