| 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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| 07/17/2012 | US8224657 Method and device for efficient in-band dim-and-burst signaling and half-rate max operation in variable bit-rate wideband speech coding for CDMA wireless systems |
| 07/17/2012 | US8224643 Sending packets of CELP and important information from an IC |
| 07/17/2012 | US8224022 Connected audio and other media objects |
| 07/17/2012 | US8223976 Apparatus and method for generating a level parameter and apparatus and method for generating a multi-channel representation |
| 07/12/2012 | WO2012093966A1 A method, system and apparatus for processing audio signals |
| 07/12/2012 | WO2012093290A1 Multi-channel encoding and/or decoding |
| 07/12/2012 | US20120179475 Reproducing apparatus and method, and recording medium |
| 07/12/2012 | US20120179474 Mobile terminal and method for processing audio data thereof |
| 07/12/2012 | US20120179460 Creation and use of test cases for automated testing of media-based applications |
| 07/12/2012 | US20120179459 Method and apparatus for processing audio signals |
| 07/12/2012 | US20120179457 Configurable speech recognition system using multiple recognizers |
| 07/12/2012 | US20120179456 Loudness maximization with constrained loudspeaker excursion |
| 07/12/2012 | US20120177234 Hearing aid with audio codec and method |
| 07/12/2012 | US20120177228 Process for adjusting the sound volume of a digital sound recording |
| 07/12/2012 | US20120177204 Audio Signal Decoder, Method for Decoding an Audio Signal and Computer Program Using Cascaded Audio Object Processing Stages |
| 07/12/2012 | US20120177110 Coding and decoding of source signals using constrained relative entropy quantization |
| 07/11/2012 | EP2474977A1 Audio signal correction apparatus, audio signal correction method, and audio signal correction program |
| 07/11/2012 | EP2474976A2 Mobile Terminal and Method for Processing Audio Data Thereof |
| 07/11/2012 | EP2474975A1 Method for estimating speech quality |
| 07/11/2012 | EP2474974A1 Voice reproduction device and voice reproduction method |
| 07/11/2012 | EP2473996A1 Method for rendering a musical signal that is compatible with a discontinuous transmission codec, and device for implementing said method |
| 07/11/2012 | EP2473995A1 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 |
| 07/11/2012 | EP2473994A1 Enhanced audio decoder |
| 07/11/2012 | EP2203915B1 Transmission error dissimulation in a digital signal with complexity distribution |
| 07/11/2012 | CN1928991B Synchronous attack resistant audio frequency watermark handling method |
| 07/11/2012 | CN102577132A Arithmetic encoding for factorial pulse coder |
| 07/11/2012 | CN102576562A Automatic generation of metadata for audio dominance effects |
| 07/11/2012 | CN102576544A Frequency band enlarging apparatus and method, encoding apparatus and method, decoding apparatus and method, and program |
| 07/11/2012 | CN102576540A A method and an apparatus for processing an audio signal |
| 07/11/2012 | CN102576539A Encoding device, decoding device and method for both |
| 07/11/2012 | CN102576538A A method and an apparatus for processing an audio signal |
| 07/11/2012 | CN102576537A Method and apparatus for processing audio signals |
| 07/11/2012 | CN102576536A Improved coding /decoding of digital audio signals |
| 07/11/2012 | CN102576535A Method and system for determining a perceived quality of an audio system |
| 07/11/2012 | CN102576534A Audio decoder, audio encoder, and system |
| 07/11/2012 | CN102576533A Object-oriented audio streaming system |
| 07/11/2012 | CN102576532A Apparatus for providing one or more adjusted parameters for a provision of an upmix signal representation on the basis of a downmix signal representation, audio signal decoder, audio signal transcoder, audio signal encoder, audio bitstream, method and computer program using an object-related parametric information |
| 07/11/2012 | CN102576531A Method, apparatus and computer program for processing multi-channel audio signals |
| 07/11/2012 | CN102571538A Identification of error conditions in digital voice communication system |
| 07/11/2012 | CN102568531A Volume management method and radio communication equipment for volume management |
| 07/11/2012 | CN102568493A Underdetermined blind source separation (UBSS) method based on maximum matrix diagonal rate |
| 07/11/2012 | CN102568491A Noise suppression method and equipment |
| 07/11/2012 | CN102568490A Method and apparatus for searching codebook |
| 07/11/2012 | CN102568489A Encoder |
| 07/11/2012 | CN102568488A Voice data post-processing method capable of inhibiting network packet loss influences |
| 07/11/2012 | CN102568487A Apparatus and method for processing multi-channel audio signal using space information |
| 07/11/2012 | CN102568486A Apparatus and method for processing multi-channel audio signal using space information |
| 07/11/2012 | CN102568485A Frequency-time conversion method and device of audio signal |
| 07/11/2012 | CN102568484A Warped spectral and fine estimate audio encoding |
| 07/11/2012 | CN102568483A Decoding device, decoding method, and program |
| 07/11/2012 | CN102568482A Information processing apparatus, musical composition section extracting method, and program |
| 07/11/2012 | CN102568481A Method for implementing analysis quadrature mirror filter (AQMF) processing and method for implementing synthesis quadrature mirror filter (SQMF) processing |
| 07/11/2012 | CN102568480A Dual-mode mobile telephone voice transmission system |
| 07/11/2012 | CN102568476A Voice conversion method based on self-organizing feature map network cluster and radial basis network |
| 07/11/2012 | CN102568470A Acoustic fidelity identification method and system for audio files |
| 07/11/2012 | CN101833954B Method and device for realizing packet loss concealment |
| 07/11/2012 | CN101675473B Method and apparatus for processing encoded audio data |
| 07/11/2012 | CN101494460B Floating point signal reversible encoding method, decoding method, device thereof, program, and recording medium thereof |
| 07/10/2012 | US8219409 Audio wave field encoding |
| 07/10/2012 | US8219408 Audio signal decoder and method for producing a scaled reconstructed audio signal |
| 07/10/2012 | US8219395 Frame compensation method and system |
| 07/10/2012 | US8219393 Error concealment method and apparatus for audio signal and decoding method and apparatus for audio signal using the same |
| 07/10/2012 | US8219392 Systems, methods, and apparatus for detection of tonal components employing a coding operation with monotone function |
| 07/10/2012 | US8219391 Speech analyzing system with speech codebook |
| 07/10/2012 | US8219389 System for improving speech intelligibility through high frequency compression |
| 07/10/2012 | US8219388 User voice mixing device, virtual space sharing system, computer control method, and information storage medium |
| 07/10/2012 | US8219387 Identifying far-end sound |
| 07/10/2012 | US8218775 Joint enhancement of multi-channel audio |
| 07/10/2012 | US8218583 Method and apparatus for generating information signal to be recorded |
| 07/10/2012 | US8218582 Method and apparatus for generating information signal to be recorded |
| 07/10/2012 | US8218581 Method and apparatus for generating information signal to be recorded |
| 07/10/2012 | US8217811 Bitcount determination for iterative signal coding |
| 07/05/2012 | WO2012091464A1 Apparatus and method for encoding/decoding for high-frequency bandwidth extension |
| 07/05/2012 | US20120173247 Apparatus for encoding and decoding an audio signal using a weighted linear predictive transform, and a method for same |
| 07/05/2012 | US20120173246 Variable order short-term predictor |
| 07/05/2012 | US20120173231 System for comfort noise injection |
| 07/05/2012 | US20120173230 Speech decoding apparatus for producing an excitation signal and a synthesis filter |
| 07/05/2012 | US20120170760 Audio Processing |
| 07/05/2012 | CA2823175A1 Apparatus and method for encoding/decoding for high-frequency bandwidth extension |
| 07/04/2012 | EP2472807A1 Method, apparatus and system for speech coding and decoding |
| 07/04/2012 | EP2472512A1 Frequency band enlarging apparatus and method, encoding apparatus and method, decoding apparatus and method, and program |
| 07/04/2012 | EP2472241A1 Audio encoding/decoding method and system of lattice-type vector quantizing |
| 07/04/2012 | EP2471063A1 Signal processing apparatus and method, and program |
| 07/04/2012 | EP2471062A2 Frequency band scale factor determination in audio encoding based upon frequency band signal energy |
| 07/04/2012 | EP2471061A1 Multi-mode audio signal decoder, multi-mode audio signal encoder, methods and computer program using a linear-prediction-coding based noise shaping |
| 07/04/2012 | EP2471060A1 In-band modem signals for use on a cellular telephone voice channel |
| 07/04/2012 | CN202307118U 一种应用于英语口语网络机考系统的语音识别装置 Applied to the network machine test system Spoken English speech recognition device |
| 07/04/2012 | CN102549658A Signal processing apparatus and method, and program |
| 07/04/2012 | CN102549657A Method and system for determining a perceived quality of an audio system |
| 07/04/2012 | CN102549656A Efficient multichannel signal processing by selective channel decoding |
| 07/04/2012 | CN102549655A System for adaptively streaming audio objects |
| 07/04/2012 | CN102547549A Method and apparatus for encoding and decoding successive frames of an ambisonics representation of a 2- or 3-dimensional sound field |
| 07/04/2012 | CN102543090A Code rate automatic control system applicable to variable bit rate voice and audio coding |
| 07/04/2012 | CN102543089A Conversion device for converting narrowband code streams into broadband code streams and conversion method thereof |
| 07/04/2012 | CN102543088A Acoustical testing method of virtualization two-way speech |
| 07/04/2012 | CN102543087A Audio mixing method applied to multi-point mobile audio communication system |
| 07/04/2012 | CN102543086A Device and method for expanding speech bandwidth based on audio watermarking |
| 07/04/2012 | CN102543085A Multi-sampling rate decoding system of digital audio signal and method thereof |
| 07/04/2012 | CN102136271B Comfortable noise generator, method for generating comfortable noise, and device for counteracting echo |
| 07/04/2012 | CN102074237B Digital audio watermarking method based on invariant characteristic of histogram |