| 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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| 07/09/2009 | WO2009084917A1 A method and an apparatus for processing an audio signal |
| 07/09/2009 | WO2009084226A1 Stereo sound decoding apparatus, stereo sound encoding apparatus and lost-frame compensating method |
| 07/09/2009 | WO2009084221A1 Encoding device, decoding device, and method thereof |
| 07/09/2009 | WO2009084165A1 Audio mixing/reproducing device |
| 07/09/2009 | US20090177478 Method and Apparatus for Lossless Encoding of a Source Signal, Using a Lossy Encoded Data Steam and a Lossless Extension Data Stream |
| 07/09/2009 | US20090177475 Speech synthesis device, method, and program |
| 07/09/2009 | US20090177467 Detector for use in voice communications systems |
| 07/09/2009 | US20090177466 Detection of speech spectral peaks and speech recognition method and system |
| 07/09/2009 | US20090177465 Method and arrangement for speech coding in wireless communication systems |
| 07/09/2009 | US20090177464 Speech gain quantization strategy |
| 07/09/2009 | US20090175596 Playback apparatus and method |
| 07/09/2009 | US20090174582 Code Conversion Device, Code Conversion Method Used For The Same And Program Thereof |
| 07/09/2009 | DE102006049154B4 Kodierung eines Informationssignals Encoding an information signal |
| 07/09/2009 | CA2711047A1 A method and an apparatus for processing an audio signal |
| 07/09/2009 | CA2710741A1 A method and an apparatus for processing a signal |
| 07/09/2009 | CA2710560A1 A method and an apparatus for processing an audio signal |
| 07/08/2009 | EP2077551A1 Audio encoder and decoder |
| 07/08/2009 | EP2077550A1 Audio encoder and decoder |
| 07/08/2009 | EP2077541A2 Enhanced in-band signalling for data communications over digital wireless telecommunications networks |
| 07/08/2009 | EP2076901A1 Apparatus and method for generating audio subband values and apparatus and method for generating time-domain audio samples |
| 07/08/2009 | EP2076900A1 Audio coding using upmix |
| 07/08/2009 | EP1752001B1 Transmission of Data over Voice Channels |
| 07/08/2009 | EP1697925A4 Method and apparatus for speech coding |
| 07/08/2009 | CN101479789A Decoding sound parameters |
| 07/08/2009 | CN101479788A Sound frame length adaptation |
| 07/08/2009 | CN101479787A Method for encoding and decoding object-based audio signal and apparatus thereof |
| 07/08/2009 | CN101479786A Method for encoding and decoding object-based audio signal and apparatus thereof |
| 07/08/2009 | CN101479785A Method for encoding and decoding object-based audio signal and apparatus thereof |
| 07/08/2009 | CN101478619A Method, system and node device for implementing multi-path voice mixing |
| 07/08/2009 | CN101477800A Voice enhancing process |
| 07/08/2009 | CN100512423C System and method for compensating packet delay variations |
| 07/08/2009 | CN100512038C Noise matching for echo cancellers |
| 07/08/2009 | CN100512022C Decoding method and equipment |
| 07/08/2009 | CN100512019C Method and device for coding and/or decoding digital data |
| 07/08/2009 | CN100511425C Method and system for improving ADPCM voice coding step length regulation |
| 07/07/2009 | US7558732 Method and system for computer-aided speech synthesis |
| 07/07/2009 | US7558729 Music detection for enhancing echo cancellation and speech coding |
| 07/07/2009 | US7558389 Method and system of generating a speech signal with overlayed random frequency signal |
| 07/07/2009 | US7558381 Retrieval of deleted voice messages in voice messaging system |
| 07/02/2009 | WO2009081568A1 Encoder, decoder, and encoding method |
| 07/02/2009 | WO2009081567A1 Stereo signal converter, stereo signal inverter, and method therefor |
| 07/02/2009 | WO2009081398A2 Selection of speech encoding scheme in wireless communication terminals |
| 07/02/2009 | WO2009081315A1 Encoding and decoding audio or speech |
| 07/02/2009 | WO2009081003A1 Transform-based coding/decoding, with adaptive windows |
| 07/02/2009 | WO2009047675A3 Encoding and decoding of an audio signal |
| 07/02/2009 | US20090171676 Method and an apparatus for decoding an audio signal |
| 07/02/2009 | US20090171674 Playback device systems and methods |
| 07/02/2009 | US20090171673 Encoding apparatus and encoding method |
| 07/02/2009 | US20090171672 Method and Device for the Hierarchical Coding of a Source Audio Signal and Corresponding Decoding Method and Device, Programs and Signals |
| 07/02/2009 | US20090171671 Apparatus for estimating sound quality of audio codec in multi-channel and method therefor |
| 07/02/2009 | US20090171658 Selection of speech encoding scheme in wireless communication terminals |
| 07/02/2009 | US20090171657 Hybrid Approach in Voice Conversion |
| 07/02/2009 | US20090171656 Method and apparatus for performing packet loss or frame erasure concealment |
| 07/02/2009 | US20090170499 Method And Apparatus For Estimating Speech Quality |
| 07/02/2009 | US20090170435 Data format conversion for bluetooth-enabled devices |
| 07/01/2009 | EP2074615A2 Analysis filterbank, synthesis filterbank, encoder, decoder, mixer and conferencing system |
| 07/01/2009 | EP1943642A4 Method and apparatus for encoding/decoding multi-channel audio signal |
| 07/01/2009 | EP1869671B1 Noise suppression process and device |
| 07/01/2009 | EP1339041B1 Audio decoder and audio decoding method |
| 07/01/2009 | EP1060593B1 Telecommunication conferencing system |
| 07/01/2009 | CN101472171A Data conversion system |
| 07/01/2009 | CN101471073A Package loss compensation method, apparatus and system based on frequency domain |
| 07/01/2009 | CN101471072A High-frequency reconstruction method, encoding module and decoding module |
| 07/01/2009 | CN100508028C Method and device for adding release delay frame to multi-frame coded by voder |
| 07/01/2009 | CN100508027C Method for encoding and transmitting voice signals |
| 07/01/2009 | CN100508026C Coding of stereo signals |
| 07/01/2009 | CN100507485C Spectrum coding apparatus, spectrum decoding apparatus, acoustic signal transmission apparatus, acoustic signal reception apparatus and methods thereof |
| 06/30/2009 | US7555434 Audio decoding device, decoding method, and program |
| 06/30/2009 | US7555429 Sound signal processing apparatus and degree of speech computation method |
| 06/30/2009 | US7555016 Data communication |
| 06/30/2009 | US7554969 Systems and methods for encoding and decoding speech for lossy transmission networks |
| 06/25/2009 | WO2009078681A1 A method and an apparatus for processing an audio signal |
| 06/25/2009 | WO2009078665A1 Method and apparatus for lexical decoding |
| 06/25/2009 | WO2009077950A1 An adaptive time/frequency-based audio encoding method |
| 06/25/2009 | WO2009077944A1 Method for embedding and detecting a watermark |
| 06/25/2009 | WO2009077930A1 Resolution-independent watermark detection |
| 06/25/2009 | WO2009076871A1 Method and apparatus for generating excitation signal and regenerating signal in bandwidth extension |
| 06/25/2009 | WO2009061633A3 Perceptually weighted digital audio level compression |
| 06/25/2009 | WO2009042386A4 Apparatus and method for encoding a multi channel audio signal |
| 06/25/2009 | US20090164227 Apparatus for Processing Media Signal and Method Thereof |
| 06/25/2009 | US20090164226 Method and Apparatus for Lossless Encoding of a Source Signal Using a Lossy Encoded Data Stream and a Lossless Extension Data Stream |
| 06/25/2009 | US20090164225 Method and apparatus of audio matrix encoding/decoding |
| 06/25/2009 | US20090164224 Lossless multi-channel audio codec |
| 06/25/2009 | US20090164223 Lossless multi-channel audio codec |
| 06/25/2009 | US20090164219 Accelerometer-Based Control of Wearable Devices |
| 06/25/2009 | US20090164217 Multiresolution searching |
| 06/25/2009 | US20090164211 Speech encoding apparatus and speech encoding method |
| 06/25/2009 | US20090164210 Codebook sharing for LSF quantization |
| 06/25/2009 | US20090164209 Device and method for capturing and forwarding verbalized comments to a remote location |
| 06/25/2009 | US20090161882 Method of Measuring an Audio Signal Perceived Quality Degraded by a Noise Presence |
| 06/25/2009 | US20090161795 Method and Apparatus for Processing a Signal |
| 06/25/2009 | DE102007017254B4 Vorrichtung zum Kodieren und Dekodieren An apparatus for encoding and decoding |
| 06/25/2009 | CA2708861A1 A method and an apparatus for processing an audio signal |
| 06/24/2009 | EP2073558A1 A frame compensation method and system |
| 06/24/2009 | EP2073196A1 Apparatus and method for transmitting audio data |
| 06/24/2009 | EP1938313A4 Method and apparatus for encoding/decoding multi-channel audio signal |
| 06/24/2009 | CN101467203A Advanced audio coding apparatus |
| 06/24/2009 | CN100505873C Digital audio watermark inserting/detecting apparatus and method |
| 06/24/2009 | CN100505553C Non damage decoder and its method |
| 06/24/2009 | CN100505064C Audio reproducing apparatus |