| 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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| 08/27/2009 | US20090214182 Method and apparatus for generating information signal to be recorded |
| 08/27/2009 | US20090214181 Method and apparatus for generating information signal to be recorded |
| 08/27/2009 | US20090213959 Transmitting apparatus and transmitting method, receiving apparatus and reciving method, transceiver apparatus,communication apparatus and method, recording medium, and program |
| 08/27/2009 | US20090213958 Transmitting apparatus and transmitting method, receiving apparatus and receiving method, transceiver apparatus, communication apparatus and method, recording medium, and program |
| 08/27/2009 | US20090213727 Voice packet communications system with communications quality evaluation function |
| 08/27/2009 | DE102008009025A1 Vorrichtung und Verfahren zum Berechnen eines Fingerabdrucks eines Audiosignals, Vorrichtung und Verfahren zum Synchronisieren und Vorrichtung und Verfahren zum Charakterisieren eines Testaudiosignals Apparatus and method for computing a fingerprint of an audio signal, apparatus and method for synchronizing and apparatus and method for characterizing a test audio signal |
| 08/27/2009 | DE102008009024A1 Vorrichtung und Verfahren zum synchronisieren von Mehrkanalerweiterungsdaten mit einem Audiosignal und zum Verarbeiten des Audiosignals An apparatus and method for synchronizing multi-channel extension data with an audio signal and for processing the audio signal |
| 08/27/2009 | CA2715419A1 Apparatus, and associated method, for selecting speech coder operational rates |
| 08/26/2009 | EP2094031A2 Device and method for creating an encoding stereo signal of an audio section or audio data stream |
| 08/26/2009 | EP2093758A2 Device, method and computer program for encoding audio signal in the spectral domain |
| 08/26/2009 | EP2093757A1 Multi-channel decoding device, multi-channel decoding method, program, and semiconductor integrated circuit |
| 08/26/2009 | EP2093756A1 A speech communication system and method for handling lost frames |
| 08/26/2009 | EP2092790A1 Dropout concealment for a multi-channel arrangement |
| 08/26/2009 | EP2092755A1 Error concealment method and apparatus for audio signal and decoding method and apparatus for audio signal using the same |
| 08/26/2009 | EP2092517A1 Method and apparatus for encoding and decoding audio signals |
| 08/26/2009 | EP2092516A1 A method and an apparatus for decoding an audio signal |
| 08/26/2009 | EP1949367A4 Method and apparatus for signal processing and encoding and decoding method, and apparatus therefor |
| 08/26/2009 | EP1905000A4 Selectively using multiple entropy models in adaptive coding and decoding |
| 08/26/2009 | CN101518100A Dialogue enhancement techniques |
| 08/26/2009 | CN101518083A Method, medium, and system encoding and/or decoding audio signals by using bandwidth extension and stereo coding |
| 08/26/2009 | CN101517637A Encoding and decoding of audio objects |
| 08/26/2009 | CN101515458A Encoding device, encoding method and computer program produce including the method |
| 08/26/2009 | CN101515454A Signal characteristic extracting methods for automatic classification of voice, music and noise |
| 08/26/2009 | CN100534277C Voice recording device |
| 08/26/2009 | CN100533989C System and method for providing high-quality stretching and compression of a digital audio signal |
| 08/26/2009 | CN100533426C Electronic musical system and electronic music play method |
| 08/25/2009 | US7580893 Acoustic signal coding method and apparatus, acoustic signal decoding method and apparatus, and acoustic signal recording medium |
| 08/25/2009 | US7580843 Synthesis subband filter process and apparatus |
| 08/25/2009 | US7580834 Fixed sound source vector generation method and fixed sound source codebook |
| 08/25/2009 | US7580765 Method of integrating audio and encoded writing medium using interactive apparatus |
| 08/25/2009 | US7580764 Interactive apparatus with recording and playback capability usable with encoded writing medium |
| 08/25/2009 | US7580698 Method for communication device control using coded marks |
| 08/25/2009 | US7580585 Lossless adaptive Golomb/Rice encoding and decoding of integer data using backward-adaptive rules |
| 08/25/2009 | CA2429827C Transmission and reception of audio and/or video material |
| 08/20/2009 | WO2009100876A1 Device and method for synchronizing multi-channel expansion data with an audio signal and for processing said audio signal |
| 08/20/2009 | WO2009100875A1 Device and method for calculating a fingerprint of an audio signal, device and method for synchronizing and device and method for characterizing a test audio signal |
| 08/20/2009 | WO2009100768A1 Reduced-complexity vector indexing and de-indexing |
| 08/20/2009 | US20090210237 Frame compensation method and system |
| 08/20/2009 | US20090210236 Method and apparatus for encoding/decoding stereo audio |
| 08/20/2009 | US20090210235 Encoding device, encoding method, and computer program product including methods thereof |
| 08/20/2009 | US20090210234 Apparatus and method of encoding and decoding signals |
| 08/20/2009 | US20090210222 Multi-Channel Hole-Filling For Audio Compression |
| 08/20/2009 | US20090208120 Zero-search, zero-memory vector quantization |
| 08/20/2009 | US20090207934 Encoding/Decoding of Digital Signals, Especially in Vector Quantization With Permutation Codes |
| 08/20/2009 | US20090207933 Encoding/Decoding of Digital Signals, Especially in Vector Quantization With Permutation Codes |
| 08/20/2009 | US20090207909 Method and apparatus for generating information signal to be recorded |
| 08/20/2009 | US20090207775 Signal processing apparatus |
| 08/20/2009 | DE102008009720A1 Verfahren und Mittel zur Dekodierung von Hintergrundrauschinformationen A method and means for decoding of background noise information |
| 08/20/2009 | DE102008009719A1 Verfahren und Mittel zur Enkodierung von Hintergrundrauschinformationen Methods and means for encoding background noise information |
| 08/20/2009 | DE102008009718A1 Verfahren und Mittel zur Enkodierung von Hintergrundrauschinformationen Methods and means for encoding background noise information |
| 08/19/2009 | EP2091040A1 A decoding method and device |
| 08/19/2009 | EP2089880A1 Speech coding arrangement for communication networks |
| 08/19/2009 | EP2089879A1 Dynamic quantizer structures for efficient compression |
| 08/19/2009 | EP2089878A1 Method and apparatus to encode and/or decode audio and/or speech signal |
| 08/19/2009 | EP1946306A4 Method and apparatus for signal processing and encoding and decoding method, and apparatus therefor |
| 08/19/2009 | EP1946305A4 Method and apparatus for signal processing and encoding and decoding method, and apparatus therefor |
| 08/19/2009 | EP1946303A4 Method and apparatus for signal processing and encoding and decoding method, and apparatus therefor |
| 08/19/2009 | EP1946302A4 Method and apparatus for signal processing and encoding and decoding method, and apparatus therefor |
| 08/19/2009 | EP1941499A4 Method and apparatus for signal processing and encoding and decoding method, and apparatus therefor |
| 08/19/2009 | EP1931958A4 Method and apparatus for signal processing and encoding and decoding method, and apparatus therefor |
| 08/19/2009 | EP1801783B1 Scalable encoding device, scalable decoding device, and method thereof |
| 08/19/2009 | EP1514355B1 Method and system for multi-rate lattice vector quantization of a signal |
| 08/19/2009 | EP1027651A4 Apparatus and method for providing robust error recovery for errors that occur in a lossy transmission environment |
| 08/19/2009 | CN101513030A Voice mixing method, multipoint conference server using the method, and program |
| 08/19/2009 | CN101512909A Signal processor |
| 08/19/2009 | CN101512899A Filter unit and method for generating subband filter impulse responses |
| 08/19/2009 | CN101512639A Method and equipment for voice/audio transmitter and receiver |
| 08/19/2009 | CN101512638A Method and apparatus for encoding/decoding symbols carrying payload data for watermarking of an audio or video signal |
| 08/19/2009 | CN101510988A Method and apparatus for processing and playing voice signal |
| 08/19/2009 | CN101510424A Method and system for encoding and synthesizing speech based on speech primitive |
| 08/19/2009 | CN100530979C A vector quantification method and vector quantifier |
| 08/19/2009 | CN100530394C Recording method, recording apparatus, reproduction method and reproduction apparatus |
| 08/19/2009 | CN100530393C Recording medium and audio-signal processing apparatus |
| 08/19/2009 | CN100530357C Method for searching fixed code book and searcher |
| 08/19/2009 | CN100530356C Digital information reproducing apparatus and method |
| 08/19/2009 | CN100530210C Contents processing unit |
| 08/18/2009 | US7577570 Method for reduction of aliasing introduced by spectral envelope adjustment in real-valued filterbanks |
| 08/18/2009 | US7577567 Multimode speech coding apparatus and decoding apparatus |
| 08/18/2009 | US7577566 Method for encoding sound source of probabilistic code book |
| 08/18/2009 | US7577565 Adaptive voice playout in VOP |
| 08/18/2009 | US7577564 Method and apparatus for detecting illicit activity by classifying whispered speech and normally phonated speech according to the relative energy content of formants and fricatives |
| 08/18/2009 | US7577563 Enhanced conversion of wideband signals to narrowband signals |
| 08/18/2009 | US7577428 Method of enabling telephone control via printed control interface |
| 08/18/2009 | US7577273 Steganographically encoded video, deriving or calculating identifiers from video, and related methods |
| 08/18/2009 | CA2636684C A method for speech coding, method for speech decoding and their apparatuses |
| 08/13/2009 | WO2009099593A1 Apparatus and method of displaying infinitely small divisions of measurement |
| 08/13/2009 | WO2009099373A1 A method of transmitting speech |
| 08/13/2009 | WO2009098975A1 Voice mixing device and method, and multipoint conference server |
| 08/13/2009 | WO2009098974A1 Voice mixing device and method, and multipoint conference server |
| 08/13/2009 | WO2009097763A1 A gain quantization method and device |
| 08/13/2009 | US20090204413 Method and system for asymmetric independent audio rendering |
| 08/13/2009 | US20090204412 Method for Limiting Adaptive Excitation Gain in an Audio Decoder |
| 08/13/2009 | US20090204397 Linear predictive coding of an audio signal |
| 08/13/2009 | US20090204396 Method and apparatus for implementing speech decoding in speech decoder field of the invention |
| 08/13/2009 | US20090204394 Decoding method and device |
| 08/13/2009 | US20090204393 Systems and Methods For Adaptive Multi-Rate Protocol Enhancement |
| 08/12/2009 | EP2088588A1 Parameter decoding device, parameter encoding device, and parameter decoding method |
| 08/12/2009 | EP2088587A1 Open-loop pitch processing for speech coding |
| 08/12/2009 | EP2088586A1 Adaptive codebook gain control for speech coding |
| 08/12/2009 | EP2088585A1 Gain smoothing for speech coding |