| 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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| 07/25/2012 | CN102612712A Bandwidth extension of a low band audio signal |
| 07/25/2012 | CN102611478A Digital interphone with sound recording function |
| 07/25/2012 | CN102610234A Method for selectively mapping signal complexity and code rate |
| 07/25/2012 | CN102610233A Digital interphone with adaptive vocoder |
| 07/25/2012 | CN102610232A Method for adjusting self-adaptive audio sensing loudness |
| 07/25/2012 | CN102610231A Method and device for expanding bandwidth |
| 07/25/2012 | CN102610230A Method and device for analyzing digital audio broadcasting signals |
| 07/25/2012 | CN102610229A Method, apparatus and device for audio dynamic range compression |
| 07/25/2012 | CN102610228A Audio exception event detection system and calibration method for the same |
| 07/25/2012 | CN102184733B Audio attention-based audio quality evaluation system and method |
| 07/25/2012 | CN102110439B Spectrum noise detection method |
| 07/25/2012 | CN102005206B Audio mixing method of multiple-channel audio frequency |
| 07/25/2012 | CN101968960B Multi-path audio real-time encoding and decoding hardware design platform based on FAAC and FAAD2 |
| 07/25/2012 | CN101840703B Phonological tone changing method and device |
| 07/25/2012 | CN101809655B Apparatus and method for encoding a multi channel audio signal |
| 07/25/2012 | CN101685637B Audio frequency coding method and apparatus, audio frequency decoding method and apparatus |
| 07/25/2012 | CN101529502B Analysis filterbank, synthesis filterbank, encoder, decoder, mixer and conferencing system |
| 07/25/2012 | CN101496098B Systems and methods for modifying a window with a frame associated with an audio signal |
| 07/25/2012 | CN101202736B Method for realizing encoding-decoding in communication network |
| 07/25/2012 | CN101202044B Sound encoder and sound decoder |
| 07/24/2012 | US8229749 Wide-band encoding device, wide-band LSP prediction device, band scalable encoding device, wide-band encoding method |
| 07/24/2012 | US8229741 Method and apparatus for encoding audio data |
| 07/24/2012 | US8229739 Speech processing apparatus and method |
| 07/24/2012 | US8229738 Method for differentiated digital voice and music processing, noise filtering, creation of special effects and device for carrying out said method |
| 07/24/2012 | US8228385 Apparatus for determining information in order to temporally align two information signals |
| 07/24/2012 | CA2598689C Speech codec employing speech classification for noise compensation |
| 07/19/2012 | WO2012097038A1 Automatic audio configuration based on an audio output device |
| 07/19/2012 | WO2012096230A1 Signal processing device, method and program |
| 07/19/2012 | WO2012095924A1 Coding device, communication processing device, and coding method |
| 07/19/2012 | WO2012095700A1 An audio encoder/decoder apparatus |
| 07/19/2012 | WO2012094952A1 Signal processing method and device |
| 07/19/2012 | US20120185258 Digital audio signal compression method and apparatus |
| 07/19/2012 | US20120185257 method and an apparatus for processing an audio signal |
| 07/19/2012 | US20120185256 Allocation of bits in an enhancement coding/decoding for improving a hierarchical coding/decoding of digital audio signals |
| 07/19/2012 | US20120185255 Improved coding/decoding of digital audio signals |
| 07/19/2012 | US20120185245 Sound output setting apparatus, method, and computer program product |
| 07/19/2012 | US20120185242 Excitation vector generator, speech coder and speech decoder |
| 07/19/2012 | US20120185241 Audio decoding apparatus, audio coding apparatus, and system comprising the apparatuses |
| 07/19/2012 | US20120185069 Electronic device and copyright protection method of audio data thereof |
| 07/19/2012 | CA2820195A1 Signal processing device, method, and program |
| 07/18/2012 | EP2477189A1 Method and apparatus for processing/transmitting bit-stream, and method and apparatus for receiving/processing bit-stream |
| 07/18/2012 | EP2477188A1 Encoding and decoding of slot positions of events in an audio signal frame |
| 07/18/2012 | EP2477187A2 Electronic device and method for writing digital copyright protection in audio data |
| 07/18/2012 | EP2476116A1 A method and an apparatus for processing an audio signal |
| 07/18/2012 | EP2476115A1 Method and apparatus for processing audio signals |
| 07/18/2012 | EP2476114A2 Audio signal encoding employing interchannel and temporal redundancy reduction |
| 07/18/2012 | EP2476113A1 Method, apparatus and computer program product for audio coding |
| 07/18/2012 | EP2207167B1 Multistage quantizing method |
| 07/18/2012 | EP2092517B1 Method and apparatus for encoding and decoding audio signals |
| 07/18/2012 | EP1194924B3 Adaptive tilt compensation for synthesized speech residual |
| 07/18/2012 | CN1878001B Apparatus and method of encoding audio data, and apparatus and method of decoding encoded audio data |
| 07/18/2012 | CN102598668A Encoding device, decoding device, control method for an encoding device, control method for a decoding device, transmission system, and computer-readable recording medium having a control program recorded thereon |
| 07/18/2012 | CN102598125A Encoder apparatus, decoder apparatus and methods of these |
| 07/18/2012 | CN102598124A Encoder, decoder and methods thereof |
| 07/18/2012 | CN102598123A Encoding apparatus, decoding apparatus and methods thereof |
| 07/18/2012 | CN102598122A Parametric encoding and decoding |
| 07/18/2012 | CN102598121A Enhanced audio decoder |
| 07/18/2012 | CN102598120A Coding of multi-channel signals |
| 07/18/2012 | CN102598119A 基音估计 Pitch estimation |
| 07/18/2012 | CN102595303A Apparatus and method for code conversion and method for decoding multi-object audio signal |
| 07/18/2012 | CN102592638A Method and apparatus for mixing compressed digital bit streams |
| 07/18/2012 | CN102592629A Intrinsically safe network voice controller for mining |
| 07/18/2012 | CN102592607A Voice converting system and method using blind voice separation |
| 07/18/2012 | CN102592605A Signal processing method and apparatus |
| 07/18/2012 | CN102592604A Scalable decoding apparatus and method |
| 07/18/2012 | CN102592603A Method and apparatus for searching fixed codebook |
| 07/18/2012 | CN102592602A Time warped modified transform coding of audio signals |
| 07/18/2012 | CN102592601A Signal processing method and device |
| 07/18/2012 | CN102592600A Embedded silence and background noise compression |
| 07/18/2012 | CN102592599A Signal processing method |
| 07/18/2012 | CN102592598A Apparatus and method for restoring multi-channel audio signal |
| 07/18/2012 | CN102592597A Electronic device and audio data copyright protection method |
| 07/18/2012 | CN102592593A Emotional-characteristic extraction method implemented through considering sparsity of multilinear group in speech |
| 07/18/2012 | CN102592591A Dual-band speech encoding |
| 07/18/2012 | CN102592590A Arbitrarily adjustable method and device for changing phoneme naturally |
| 07/18/2012 | CN102592588A Digital audio record integrity detection method |
| 07/18/2012 | CN102591455A Selective Transmission of Voice Data |
| 07/18/2012 | CN102081927B Layering audio coding and decoding method and system |
| 07/18/2012 | CN101996634B Efficient and scalable parametric stereo coding for low bitrate applications |
| 07/18/2012 | CN101971253B Encoding device, decoding device, and method thereof |
| 07/18/2012 | CN101960515B Method and apparatus for transforming between different filter bank domains |
| 07/18/2012 | CN101889308B Correlation-based method for ambience extraction from two-channel audio signals |
| 07/18/2012 | CN101842833B Method and device for fast algebraic codebook search in speech and audio coding |
| 07/18/2012 | CN101617362B Audio decoding device and audio decoding method |
| 07/18/2012 | CN101589430B Voice isolation device, voice synthesis device, and voice quality conversion device |
| 07/18/2012 | CN101568958B A method and an apparatus for processing an audio signal |
| 07/18/2012 | CN101553870B Device and method for postprocessing spectral values and encoder and decoder for audio signals |
| 07/18/2012 | CN101548318B Encoding device, decoding device, and method thereof |
| 07/18/2012 | CN101496099B Systems, methods, and apparatus for wideband encoding and decoding of active frames |
| 07/18/2012 | CN101421780B Method and device for encoding and decoding time-varying signal |
| 07/18/2012 | CN101326569B Music edit device and music edit method |
| 07/18/2012 | CN101317217B Subband coding apparatus and method of coding subband |
| 07/18/2012 | CN101147122B Method for creating a representation of a calculation result depending linearly on the square a value |
| 07/18/2012 | CN101026379B Compressing device and method, decompressing device and method |
| 07/17/2012 | US8225160 Decoding apparatus, decoding method, and recording medium |
| 07/17/2012 | US8225127 Method and system for precise synchronization of audio and video streams during a distributed communication session with multiple participants |
| 07/17/2012 | US8224661 Adapting masking thresholds for encoding audio data |
| 07/17/2012 | US8224660 Method of coding a source audio signal, corresponding coding device, decoding method and device, signal, computer program products |
| 07/17/2012 | US8224659 Audio encoding method and apparatus, and audio decoding method and apparatus, for processing death sinusoid and general continuation sinusoid |
| 07/17/2012 | US8224658 Method, medium, and apparatus encoding and/or decoding an audio signal |