| 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) |
|---|
| 08/12/2009 | EP2088584A1 Codebook sharing for LSF quantization |
| 08/12/2009 | EP2088583A2 Adaptive hybrid transform for signal analysis and synthesis |
| 08/12/2009 | EP2088582A1 Signal processing device and method, and program |
| 08/12/2009 | EP2088580A2 Audio encoding and decoding |
| 08/12/2009 | EP2087486A1 Audio coding |
| 08/12/2009 | EP2087485A1 Multicodebook source -dependent coding and decoding |
| 08/12/2009 | EP2087484A1 Method, apparatus and computer program product for stereo coding |
| 08/12/2009 | EP1946063A4 Method and apparatus for signal processing and encoding and decoding method, and apparatus therefor |
| 08/12/2009 | EP1636994B1 Decoding method and apparatus for detection of watermarks in a compressed video bitstream |
| 08/12/2009 | EP1495626B1 Media translator |
| 08/12/2009 | CN101506877A Time-warping frames of wideband vocoder |
| 08/12/2009 | CN101506876A Vocoder and associated method that transcodes between mixed excitation linear prediction (melp) vocoders with different speech frame rates |
| 08/12/2009 | CN101506875A Apparatus and method for combining multiple parametrically coded audio sources |
| 08/12/2009 | CN101506873A Open-loop pitch track smoothing |
| 08/12/2009 | CN101505160A System for data communications over voice channel of digital wireless telecommunications networks |
| 08/12/2009 | CN101505145A Method for reduction of aliasing introduced by spectral envelope adjustment in real-valued filterbanks |
| 08/12/2009 | CN101505144A Method for reduction of aliasing introduced by spectral envelope adjustment in real-valued filterbanks |
| 08/12/2009 | CN101504835A Measurement method for spacial sensed information content in acoustic field and application thereof |
| 08/12/2009 | CN100527141C Recording and playback apparatus and method |
| 08/11/2009 | US7574357 Applications of sub-audible speech recognition based upon electromyographic signals |
| 08/11/2009 | US7574355 Apparatus and method for determining a quantizer step size |
| 08/11/2009 | US7574354 Transcoding between the indices of multipulse dictionaries used in compressive coding of digital signals |
| 08/11/2009 | US7574353 Transmit/receive data paths for voice-over-internet (VoIP) communication systems |
| 08/11/2009 | US7574351 Arranging CELP information of one frame in a second packet |
| 08/11/2009 | US7574313 Information signal processing by modification in the spectral/modulation spectral range representation |
| 08/11/2009 | US7574273 Audio recording device |
| 08/11/2009 | US7573917 Method and apparatus for generating information signal to be recorded |
| 08/06/2009 | WO2009097021A1 Systems, methods, and apparatus for context descriptor transmission |
| 08/06/2009 | WO2009096898A1 Method and device of bitrate distribution/truncation for scalable audio coding |
| 08/06/2009 | WO2009096741A2 Method and apparatus for encoding frequency, and method and apparatus for decoding frequency |
| 08/06/2009 | WO2009096717A2 Method and apparatus for encoding and decoding audio signal |
| 08/06/2009 | WO2009096715A2 Method and apparatus for coding and decoding of audio signal |
| 08/06/2009 | WO2009096713A2 Method and apparatus for coding and decoding of audio signal using adaptive lpc parameter interpolation |
| 08/06/2009 | WO2009096637A1 Method and apparatus for encoding residual signals and method and apparatus for decoding residual signals |
| 08/06/2009 | WO2009095971A1 Audio resume reproduction device and audio resume reproduction method |
| 08/06/2009 | WO2008114090A4 Method of transmitting data in a communication system |
| 08/06/2009 | US20090199008 Watermarking digital representations that have undergone lossy compression |
| 08/06/2009 | US20090198753 Data processing method by passage between different sub-band domains |
| 08/06/2009 | US20090198501 Method and apparatus for encoding/decoding audio signal using adaptive lpc coefficient interpolation |
| 08/06/2009 | US20090198500 Temporal masking in audio coding based on spectral dynamics in frequency sub-bands |
| 08/06/2009 | US20090198499 Method and apparatus for encoding residual signals and method and apparatus for decoding residual signals |
| 08/06/2009 | US20090198498 Method and Apparatus for Estimating High-Band Energy in a Bandwidth Extension System |
| 08/06/2009 | US20090198491 Lsp vector quantization apparatus, lsp vector inverse-quantization apparatus, and their methods |
| 08/06/2009 | US20090198489 Method and apparatus for frequency encoding, and method and apparatus for frequency decoding |
| 08/05/2009 | EP2085966A1 Selection of scalar quantization(SQ) and vector quantization (VQ) for speech coding |
| 08/05/2009 | EP2085965A1 Variable rate speech coding |
| 08/05/2009 | EP2085964A2 Method and apparatus for subscriber authorization and audio message integrity verification |
| 08/05/2009 | EP2084704A1 Apparatus and method for transmitting or replaying multi-channel audio signal |
| 08/05/2009 | EP2084703A1 Apparatus for processing mix signal and method thereof |
| 08/05/2009 | EP2036399A4 Adaptive acoustic echo cancellation |
| 08/05/2009 | EP1512952B1 Speech signal interpolation device, speech signal interpolation method, and program |
| 08/05/2009 | EP1428202B1 Method and apparatus for coding successive pitch periods in speech signal |
| 08/05/2009 | EP1393480B1 Silence detection |
| 08/05/2009 | EP1393303A4 Inter-channel signal redundancy removal in perceptual audio coding |
| 08/05/2009 | EP1350219A4 Method and apparatus for the compression and decompression of image files using a chaotic system |
| 08/05/2009 | CN101502091A Audio signal decorrelator |
| 08/05/2009 | CN101501761A Arbitrary shaping of temporal noise envelope without side-information |
| 08/05/2009 | CN101501760A Device and method for processing a real subband signal for reducing aliasing effects |
| 08/05/2009 | CN101501759A Audio encoder, audio decoder and audio processor having a dynamically variable warping characteristic |
| 08/05/2009 | CN101499300A Audio attention rate analysis device based on spacing audio parameter |
| 08/05/2009 | CN101499282A Voice A/D conversion method and device |
| 08/05/2009 | CN101499281A Gain quantization method and device |
| 08/05/2009 | CN101499280A Spacing parameter choosing method and apparatus based on spacing perception entropy judgement |
| 08/05/2009 | CN101499279A Bit distribution method and apparatus with progressively fine spacing parameter |
| 08/05/2009 | CN100525457C Method and apparatus for encoding/decoding mpeg-4 bsac audio bitstream having auxillary information |
| 08/05/2009 | CN100525103C Filtering apparatus |
| 08/05/2009 | CN100524462C Method and apparatus for concealing frame error of high belt signal |
| 08/05/2009 | CN100524461C Didigal audio waterprint method based on low density parity check code |
| 08/05/2009 | CN100524460C Code conversion method and device for code conversion |
| 08/05/2009 | CN100524338C Method and apparatus to detect watermark that are resistant to resizing, rotation and translation |
| 08/05/2009 | CN100522116C Method and device for treating non-stuttering pathologies using frequency altered feedback |
| 08/04/2009 | US7571097 Method for training of subspace coded gaussian models |
| 08/04/2009 | US7571094 Circuits, processes, devices and systems for codebook search reduction in speech coders |
| 08/04/2009 | US7570937 Comfort noise generator |
| 08/04/2009 | US7570770 Mixing apparatus for audio data, method of controlling the same, and mixing control program |
| 08/04/2009 | US7570716 Data carrier provided with at least two decoding stages |
| 08/04/2009 | US7570674 Method and apparatus for generating information signal to be recorded |
| 07/30/2009 | WO2009093867A2 A method and an apparatus for processing audio signal |
| 07/30/2009 | WO2009093866A2 A method and an apparatus for processing an audio signal |
| 07/30/2009 | WO2009093714A1 Encoding method, decoding method, and device therefor and program therefor, and recording medium |
| 07/30/2009 | WO2009093466A1 Encoding device, decoding device, and method thereof |
| 07/30/2009 | WO2009093421A1 Sound reproducing device |
| 07/30/2009 | WO2009092309A1 A control method and apparatus for quantizing noise leakage |
| 07/30/2009 | US20090193255 Method and apparatus for determining and using the sampling frequency for decoding watermark information embedded in a received signal sampled with an original sampling frequency at encoder side |
| 07/30/2009 | US20090192806 Broadband Frequency Translation for High Frequency Regeneration |
| 07/30/2009 | US20090192805 Methods and apparatus for performing variable black length watermarking of media |
| 07/30/2009 | US20090192804 Method and apparatus for time scaling of a signal |
| 07/30/2009 | US20090192794 Digital filtering method, digital filtering equipment,digital filtering program, and recording medium and recorded device which are readable on computer |
| 07/30/2009 | US20090192792 Methods and apparatuses for encoding and decoding audio signal |
| 07/30/2009 | US20090192791 Systems, methods and apparatus for context descriptor transmission |
| 07/30/2009 | US20090192790 Systems, methods, and apparatus for context suppression using receivers |
| 07/30/2009 | US20090192789 Method and apparatus for encoding/decoding audio signals |
| 07/30/2009 | US20090190755 Stegotext encoder and decoder |
| 07/30/2009 | CA2712941A1 A method and an apparatus for processing an audio signal |
| 07/30/2009 | CA2711539A1 Coding method, decoding method, apparatuses thereof, programs thereof, and recording medium |
| 07/29/2009 | EP2083585A1 A method and an apparatus for processing an audio signal |
| 07/29/2009 | EP2083584A1 A method and an apparatus for processing an audio signal |
| 07/29/2009 | EP2083419A1 Method and apparatus for determining and using the sampling frequency for decoding watermark information embedded in a received signal sampled with an original sampling frequency at encoder side |
| 07/29/2009 | EP2083418A1 Method and Apparatus for determining and using the sampling frequency for decoding watermark information embedded in a received signal sampled with an original sampling frequency at encoder side |
| 07/29/2009 | EP2082527A1 Methods for watermarking media data |