| 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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| 01/02/2008 | CN101099383A Display device with speaker grill |
| 01/02/2008 | CN101099199A 音频编码和解码 Audio encoding and decoding |
| 01/02/2008 | CN101099198A Analog signal encoding method |
| 01/02/2008 | CN101099197A Recording apparatus |
| 01/02/2008 | CN101098484A Video communication apparatus using VOIP and method of operating the same |
| 01/02/2008 | CN101097716A Digital signal processing device, method and representing equipment |
| 01/02/2008 | CN100359970C Apparatus and method for tandem-free vocoder operation between non-compatible communication systems by extracting inter- or intrasystem TFO-information |
| 01/02/2008 | CN100359914C Encoding and decoding of watermarks in independent channels |
| 01/01/2008 | US7315822 System and method for a media codec employing a reversible transform obtained via matrix lifting |
| 01/01/2008 | US7315819 Apparatus for performing speaker identification and speaker searching in speech or sound image data, and method thereof |
| 01/01/2008 | US7315817 Sound encoder and sound decoder |
| 01/01/2008 | US7315815 LPC-harmonic vocoder with superframe structure |
| 01/01/2008 | US7315814 Method and apparatus providing adaptive multi-rate speech coding |
| 01/01/2008 | US7315323 Digital camera using an indicating device to indicate a plurality of functions |
| 12/27/2007 | WO2007149840A1 Vocoder and associated method that transcodes between mixed excitation linear prediction (melp) vocoders with different speech frame rates |
| 12/27/2007 | WO2007148925A1 Method and apparatus for adaptively encoding and decoding high frequency band |
| 12/27/2007 | WO2007148662A1 Information burying device and detecting devie |
| 12/27/2007 | US20070300071 Watermark-based Goods Authentication |
| 12/27/2007 | US20070299671 Method and apparatus for analysing sound- converting sound into information |
| 12/27/2007 | US20070299669 Audio Encoding Apparatus, Audio Decoding Apparatus, Communication Apparatus and Audio Encoding Method |
| 12/27/2007 | US20070299662 Method and apparatus for encoding audio data |
| 12/27/2007 | US20070299661 Method and apparatus of voice mixing for conferencing amongst diverse networks |
| 12/27/2007 | US20070299660 Audio Encoding Apparatus and Audio Encoding Method |
| 12/27/2007 | US20070299659 Vocoder and associated method that transcodes between mixed excitation linear prediction (melp) vocoders with different speech frame rates |
| 12/27/2007 | US20070299656 Method and apparatus for adaptively encoding and decoding high frequency band |
| 12/27/2007 | US20070299655 Method, Apparatus and Computer Program Product for Providing Low Frequency Expansion of Speech |
| 12/27/2007 | US20070299653 Serial transmission system, transmission device, and serial transmission method |
| 12/27/2007 | US20070297519 Audio Spatial Environment Engine |
| 12/27/2007 | US20070297455 Inserting auxiliary data in a main data stream |
| 12/27/2007 | DE60034520T2 Vorrichtung und verfahren zur einbindung und vorrichtung und verfahren zur dekodierung von zusätzlichen informationen Apparatus and method for incorporating your device and method for decoding and additional information |
| 12/27/2007 | CA2656130A1 Vocoder and associated method that transcodes between mixed excitation linear prediction (melp) vocoders with different speech frame rates |
| 12/26/2007 | EP1870880A2 Signal processing method, signal processing apparatus and recording medium |
| 12/26/2007 | EP1869673A1 Methods and apparatus for encoding and decoding an highband portion of a speech signal |
| 12/26/2007 | EP1869671A1 Noise suppression process and device |
| 12/26/2007 | EP1869670A1 Method and apparatus for vector quantizing of a spectral envelope representation |
| 12/26/2007 | EP1869669A1 Advanced audio coding apparatus |
| 12/26/2007 | EP1869668A1 Adaptive residual audio coding |
| 12/26/2007 | EP1869667A1 Multi-channel hierarchical audio coding with compact side-information |
| 12/26/2007 | EP1869664A2 Voice conversion |
| 12/26/2007 | CN101095287A Voice service over short message service |
| 12/26/2007 | CN101093670A Reconstruction of the spectrum of an audiosignal with incomplete spectrum based on frequency translation. |
| 12/25/2007 | US7313520 Adaptive variable bit rate audio compression encoding |
| 12/25/2007 | US7313519 Transient performance of low bit rate audio coding systems by reducing pre-noise |
| 12/25/2007 | US7313253 Methods and tangible objects employing machine readable data in photo-reactive materials |
| 12/25/2007 | US7313251 Method and system for managing and controlling electronic media |
| 12/21/2007 | WO2007145079A1 Repetition reproduction learning machine and program |
| 12/21/2007 | WO2007143953A1 Device and method for lost frame concealment |
| 12/21/2007 | WO2007073604A8 Method and device for efficient frame erasure concealment in speech codecs |
| 12/20/2007 | US20070294609 Recording medium, recording method and apparatus, reproducing method and apparatus, data transmitting method, and data decrypting method |
| 12/20/2007 | US20070293960 Signal processing method, signal processing apparatus and recording medium |
| 12/20/2007 | US20070291951 Parametric joint-coding of audio sources |
| 12/19/2007 | EP1868345A2 Data stream-distribution system and method therefor |
| 12/19/2007 | EP1867051A1 System and method for coding and decoding information signals |
| 12/19/2007 | EP1866914A1 Method and apparatus for split-band encoding of speech signals |
| 12/19/2007 | EP1866913A1 Audio encoding and decoding |
| 12/19/2007 | EP1866912A1 Multi-channel audio coding |
| 12/19/2007 | EP1866911A1 Scalable multi-channel audio coding |
| 12/19/2007 | EP1866910A1 Compressed domain encoding apparatus and methods for use with media signals |
| 12/19/2007 | EP1604352A4 Simple noise suppression model |
| 12/19/2007 | EP1008247B1 Error concealment in digital audio receiver |
| 12/19/2007 | CN101091317A Long-term prediction encoding method, long-term prediction decoding method, devices thereof, program thereof, and recording medium |
| 12/19/2007 | CN101091208A Sound coding device and sound coding method |
| 12/19/2007 | CN101091207A System and method for determining the pitch lag in an ltp encoding system |
| 12/19/2007 | CN101091206A Audio encoding device and audio encoding method |
| 12/19/2007 | CN101091205A Scalable encoding apparatus and scalable encoding method |
| 12/19/2007 | CN101091108A Selection of coding models for encoding an audio signal |
| 12/19/2007 | CN101090273A Independent 16-channel audio code decode algorithm |
| 12/19/2007 | CN101089951A Band spreading coding method and device and decode method and device |
| 12/19/2007 | CN100356473C Transmission equipment and method of audio data/audio related information |
| 12/18/2007 | US7310598 Energy based split vector quantizer employing signal representation in multiple transform domains |
| 12/18/2007 | US7310597 System and method for enhancing bit error tolerance over a bandwidth limited channel |
| 12/18/2007 | US7310596 Method and system for embedding and extracting data from encoded voice code |
| 12/13/2007 | WO2007142434A1 Method and apparatus to encode and/or decode signal using bandwidth extension technology |
| 12/13/2007 | WO2007142070A1 Recording device |
| 12/13/2007 | WO2007142064A1 Text data reproducing device for reproducing composite sound signal where text data is embedded in music data |
| 12/13/2007 | WO2007140809A1 Binaural multi-channel decoder in the context of non-energy-conserving upmix rules |
| 12/13/2007 | WO2007140724A1 A method and apparatus for transmitting and receiving background noise and a silence compressing system |
| 12/13/2007 | WO2007111568A3 Method and arrangement for a decoder for multi-channel surround sound |
| 12/13/2007 | WO2007064256A3 Efficient speech stream conversion |
| 12/13/2007 | WO2007027546A3 Mobile systems and methods of supporting natural language human-machine interactions |
| 12/13/2007 | US20070288235 Equalization based on digital signal processing in downsampled domains |
| 12/13/2007 | US20070288234 Method and Apparatus for Audio Transcoding |
| 12/13/2007 | US20070286450 Method and apparatus for detecting a watermark in a signal |
| 12/13/2007 | US20070286276 Method and decoding device for decoding coded user data |
| 12/13/2007 | US20070285815 Apparatus and method for synchronizing additional data and base data |
| 12/12/2007 | EP1865497A1 Acoustic signal encoding device, and acoustic signal decoding device |
| 12/12/2007 | EP1864282A1 Systems, methods, and apparatus for wideband speech coding |
| 12/12/2007 | EP1864281A1 Systems, methods, and apparatus for highband burst suppression |
| 12/12/2007 | EP1864280A1 Method and apparatus for phase matching frames in vocoders |
| 12/12/2007 | EP1864279A1 Device and method for producing a data flow and for producing a multi-channel representation |
| 12/12/2007 | EP1568012B1 Audio decoding |
| 12/12/2007 | EP1557953B1 Digital signal processing device and audio signal reproduction device |
| 12/12/2007 | EP1497631B1 Generating lsf vectors |
| 12/12/2007 | EP1356455B1 Method and device for processing numerous audio binary streams |
| 12/12/2007 | EP1354276B1 Method and apparatus for creating a unique audio signature |
| 12/12/2007 | CN101087319A A method and device for sending and receiving background noise and silence compression system |
| 12/12/2007 | CN101087144A High definition audio architecture |
| 12/12/2007 | CN101086845A Sound coding device and method and sound decoding device and method |
| 12/12/2007 | CN101086844A Voice coding transmission method for resisting bad channel and packet loss and accompanied error code |
| 12/12/2007 | CN100355210C Encoding method and device, and decoding method and device |