| 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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| 11/01/2012 | US20120278089 Error concealment method and apparatus for audio signal and decoding method and apparatus for audio signal using the same |
| 11/01/2012 | US20120278088 Subband Block Based Harmonic Transposition |
| 11/01/2012 | US20120278087 Multiband compressor and method of adjusting the same |
| 11/01/2012 | US20120278086 Audio encoder, audio decoder, method for encoding an audio information, method for decoding an audio information and computer program using a region-dependent arithmetic coding mapping rule |
| 11/01/2012 | US20120278085 Method and a decoder for attenuation of signal regions reconstructed with low accuracy |
| 11/01/2012 | US20120278069 Method of quantizing linear predictive coding coefficients, sound encoding method, method of de-quantizing linear predictive coding coefficients, sound decoding method, and recording medium and electronic device therefor |
| 11/01/2012 | US20120278067 Vector quantization device, voice coding device, vector quantization method, and voice coding method |
| 11/01/2012 | US20120275608 Method for encoding/decoding an improved stereo digital stream and associated encoding/decoding device |
| 11/01/2012 | US20120275607 Sbr bitstream parameter downmix |
| 11/01/2012 | US20120275277 Audio mixing method and audio mixing apparatus capable of processing and/or mixing audio inputs individually |
| 10/31/2012 | EP2517387A2 Method of optimizing stereo reception for analogue radio and associated analogue radio receiver |
| 10/31/2012 | EP2517201A1 Sparse audio |
| 10/31/2012 | EP2517200A1 Audio encoder, audio decoder, method for encoding and audio information, method for decoding an audio information and computer program using a modification of a number representation of a numeric previous context value |
| 10/31/2012 | EP2517199A2 Improved method for encoding/decoding a stereo digital stream and associated encoding/decoding device |
| 10/31/2012 | EP2517198A1 Audio and speech processing with optimal bit-allocation for constant bit rate applications |
| 10/31/2012 | EP2517197A1 Coding, modification and synthesis of speech segments |
| 10/31/2012 | CN102760444A Support vector machine based classification method of base-band time-domain voice-frequency signal |
| 10/31/2012 | CN102760442A 3D video azimuth parametric quantification method |
| 10/31/2012 | CN102760441A Background noise coding/decoding device and method as well as communication equipment |
| 10/31/2012 | CN102760440A Voice signal transmitting and receiving device and method |
| 10/31/2012 | CN102760439A Processing stereophonic audio signals |
| 10/31/2012 | CN102760438A Audio mixing method and audio mixing apparatus |
| 10/31/2012 | CN102760437A Audio decoding device of control conversion of real-time audio track |
| 10/31/2012 | CN101740035B Call voice processing apparatus, call voice processing method |
| 10/31/2012 | CN101325060B Method and apparatus for encoding and decoding an audio signal using adaptively switched temporal resolution in the spectral domain |
| 10/30/2012 | US8301441 Speech coding |
| 10/30/2012 | US8301440 Bit error concealment for audio coding systems |
| 10/30/2012 | US8301439 Method and apparatus to encode/decode low bit-rate audio signal by approximiating high frequency envelope with strongly correlated low frequency codevectors |
| 10/30/2012 | US8301282 Fast synthesis sub-band filtering method for digital signal decoding |
| 10/30/2012 | US8300833 Multichannel spectral mapping audio apparatus and method with dynamically varying mapping coefficients |
| 10/30/2012 | US8300820 Method of embedding a digital watermark in a useful signal |
| 10/30/2012 | US8300262 Method of playing video using handheld display device |
| 10/26/2012 | WO2012145709A2 A method for encoding multiple microphone signals into a source-separable audio signal for network transmission and an apparatus for directed source separation |
| 10/26/2012 | WO2012144878A2 Method of quantizing linear predictive coding coefficients, sound encoding method, method of de-quantizing linear predictive coding coefficients, sound decoding method, and recording medium |
| 10/26/2012 | WO2012144877A2 Apparatus for quantizing linear predictive coding coefficients, sound encoding apparatus, apparatus for de-quantizing linear predictive coding coefficients, sound decoding apparatus, and electronic device therefor |
| 10/26/2012 | WO2012144128A1 Voice/audio coding device, voice/audio decoding device, and methods thereof |
| 10/26/2012 | WO2012144127A1 Device and method for execution of huffman coding |
| 10/26/2012 | WO2012049659A3 High payload data-hiding method in audio signals based on a modified ofdm approach |
| 10/26/2012 | CA2833874A1 Method of quantizing linear predictive coding coefficients, sound encoding method, method of de-quantizing linear predictive coding coefficients, sound decoding method, and recording medium |
| 10/26/2012 | CA2833868A1 Apparatus for quantizing linear predictive coding coefficients, sound encoding apparatus, apparatus for de-quantizing linear predictive coding coefficients, sound decoding apparatus, and electronic device therefor |
| 10/26/2012 | CA2832032A1 Device and method for execution of huffman coding |
| 10/25/2012 | US20120271644 Audio signal encoder, audio signal decoder, method for encoding or decoding an audio signal using an aliasing-cancellation |
| 10/25/2012 | US20120271630 Speech signal processing system, speech signal processing method and speech signal processing method program |
| 10/25/2012 | US20120271629 Apparatus for quantizing linear predictive coding coefficients, sound encoding apparatus, apparatus for de-quantizing linear predictive coding coefficients, sound decoding apparatus, and electronic device therefore |
| 10/25/2012 | US20120269371 Synchronization system and method for transmission and reception in audible frequency range-based sound communication, and apparatus applied thereto |
| 10/25/2012 | US20120269354 System and method for streaming music repair and error concealment |
| 10/25/2012 | US20120269353 Audio signal decoder, audio signal encoder, method for providing an upmix signal representation, method for providing a downmix signal representation, computer program and bitstream using a common inter-object-correlation parameter value |
| 10/25/2012 | US20120269332 Method for encoding multiple microphone signals into a source-separable audio signal for network transmission and an apparatus for directed source separation |
| 10/24/2012 | EP2515299A1 Vector quantization device, voice coding device, vector quantization method, and voice coding method |
| 10/24/2012 | EP2515298A2 Signal classification processing method, classification processing device and encoding system |
| 10/24/2012 | EP2513899A2 Sbr bitstream parameter downmix |
| 10/24/2012 | EP2513898A1 Multi-channel audio processing |
| 10/24/2012 | CN202503504U Digital interphone with recording function |
| 10/24/2012 | CN102754151A System and method for non-destructively normalizing loudness of audio signals within portable devices |
| 10/24/2012 | CN102754150A Concealing lost packets in a sub-band coding decoder |
| 10/24/2012 | CN102750955A Vocoder based on residual signal spectrum reconfiguration |
| 10/24/2012 | CN102750954A Method and apparatus for encoding and decoding high frequency band |
| 10/24/2012 | CN102750953A Method and apparatus for encoding and decoding high frequency band |
| 10/24/2012 | CN102750952A Sound signal processing device, method, and program |
| 10/24/2012 | CN102750951A Electric device and audio data decoding method |
| 10/24/2012 | CN102750947A Music section detecting apparatus and method, program, recording medium, and music signal detecting apparatus |
| 10/24/2012 | CN101556798B Multi-channel decoding system and method thereof |
| 10/24/2012 | CN101494053B Method and apparatus for determining whether or not a reference pattern is present in a received and possibly water-marked signal |
| 10/23/2012 | US8296159 Apparatus and a method for calculating a number of spectral envelopes |
| 10/23/2012 | US8296158 Methods and apparatuses for encoding and decoding object-based audio signals |
| 10/23/2012 | US8296157 Apparatus and method for deciding adaptive noise level for bandwidth extension |
| 10/23/2012 | US8296156 Apparatus and method for encoding/decoding signal |
| 10/23/2012 | US8296155 Method and apparatus for decoding a signal |
| 10/23/2012 | US8296143 Audio signal processing apparatus, audio signal processing method, and program for having the method executed by computer |
| 10/23/2012 | US8296137 Method and apparatus for coding and decoding amplitude of partial |
| 10/23/2012 | US8296134 Audio encoding apparatus and spectrum modifying method |
| 10/23/2012 | US8296132 Apparatus and method for comfort noise generation |
| 10/23/2012 | US8296131 Method and apparatus of providing a quality measure for an output voice signal generated to reproduce an input voice signal |
| 10/23/2012 | US8295507 Frequency band extending apparatus, frequency band extending method, player apparatus, playing method, program and recording medium |
| 10/23/2012 | US8295499 Audio information processing and attack detection apparatus and method |
| 10/18/2012 | WO2012141873A1 A method, system and apparatus for improving the sonic quality of an audio signal |
| 10/18/2012 | WO2012141635A1 Adaptive gain-shape rate sharing |
| 10/18/2012 | WO2012141486A2 Frame erasure concealment for a multi-rate speech and audio codec |
| 10/18/2012 | WO2012140347A1 Evaluation of the voice quality of a coded speech signal |
| 10/18/2012 | WO2012140246A1 Time scaling of audio frames to adapt audio processing to communications network timing |
| 10/18/2012 | WO2012139668A1 Method and a decoder for attenuation of signal regions reconstructed with low accuracy |
| 10/18/2012 | US20120265543 Multi-channel signal encoding and decoding method, apparatus, and system |
| 10/18/2012 | US20120265542 Optimized parametric stereo decoding |
| 10/18/2012 | US20120265541 Audio signal encoder, audio signal decoder, method for providing an encoded representation of an audio content, method for providing a decoded representation of an audio content and computer program for use in low delay applications |
| 10/18/2012 | US20120265540 Audio encoder, audio decoder, method for encoding an audio information, method for decoding an audio information and computer program using a detection of a group of previously-decoded spectral values |
| 10/18/2012 | US20120265525 Encoding method, decoding method, encoder apparatus, decoder apparatus, program and recording medium |
| 10/18/2012 | US20120265523 Frame erasure concealment for a multi rate speech and audio codec |
| 10/18/2012 | US20120265522 Time Scaling of Audio Frames to Adapt Audio Processing to Communications Network Timing |
| 10/18/2012 | US20120263312 Rate controller, rate control method, and rate control program |
| 10/18/2012 | US20120263308 Apparatus, method and computer program for providing one or more adjusted parameters for provision of an upmix signal representation on the basis of a downmix signal representation and a parametric side information associated with the downmix signal representation, using an average value |
| 10/18/2012 | US20120263302 Voice communication apparatus and method |
| 10/17/2012 | EP2512052A1 Method and device for determining in-band signalling decoding mode |
| 10/17/2012 | EP2511908A2 Audio authoring apparatus and audio playback apparatus for an object-based audio service, and audio authoring method and audio playback method using same |
| 10/17/2012 | EP2511907A1 Audio signal encoding method, audio signal decoding method, encoding device, decoding device, audio signal processing system, audio signal encoding program, and audio signal decoding program |
| 10/17/2012 | EP2511906A1 Audio signal encoding method, audio signal decoding method, encoding device, decoding device, audio signal processing system, audio signal encoding program, and audio signal decoding program |
| 10/17/2012 | EP2511905A1 Encoding method, apparatus and device and decoding method |
| 10/17/2012 | EP2511904A2 Method and apparatus for encoding a speech signal |
| 10/17/2012 | EP2511903A2 Multi-object audio decoding method and apparatus thereof |
| 10/17/2012 | EP2510709A1 Improved matrix decoder for surround sound |
| 10/17/2012 | EP2510517A2 Device and method for acoustic communication |