| 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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| 07/16/2008 | CN101221766A Method for switching audio encoder |
| 07/16/2008 | CN101221765A Error concealing method based on voice forward enveloping estimation |
| 07/16/2008 | CN101221764A Sound encoder and sound decoder |
| 07/16/2008 | CN101221763A Three-dimensional sound field synthesizing method aiming at sub-Band coding audio |
| 07/16/2008 | CN101221762A MP3 compression field audio partitioning method |
| 07/15/2008 | US7401022 Processing a speech frame in a radio system |
| 07/15/2008 | US7401020 Application of emotion-based intonation and prosody to speech in text-to-speech systems |
| 07/15/2008 | US7400937 MP3 player with code sensor |
| 07/15/2008 | US7400743 Methods to evaluate images, video and documents |
| 07/15/2008 | US7400676 Tone quality adjustment device designing method and designing device, tone quality adjustment device designing program, and tone quality adjustment device |
| 07/15/2008 | US7400651 Device and method for interpolating frequency components of signal |
| 07/10/2008 | WO2008082276A1 A method and an apparatus for processing an audio signal |
| 07/10/2008 | WO2008082165A1 Audio encoding and decoding apparatus and method thereof |
| 07/10/2008 | WO2008082133A1 Method, medium, and apparatus to classify for audio signal, and method, medium and apparatus to encode and/or decode for audio signal using the same |
| 07/10/2008 | WO2008081144A2 Low-delay transform coding using weighting windows |
| 07/10/2008 | WO2008081141A2 Acoustic unit coding by interpolation |
| 07/10/2008 | WO2008081134A2 Process for the estimation of the quality of a communication in packet mode |
| 07/10/2008 | WO2008080609A1 Audio encoding method and device |
| 07/10/2008 | WO2008080605A1 Audio encoding method and device |
| 07/10/2008 | WO2008058754A3 Device for encoding and decoding |
| 07/10/2008 | WO2008058754A2 Device for encoding and decoding |
| 07/10/2008 | WO2008021247A9 Arbitrary shaping of temporal noise envelope without side-information |
| 07/10/2008 | US20080167881 Method for Two-Channel Coding of a Message |
| 07/10/2008 | US20080167880 Method And Apparatus For Encoding And Decoding Multi-Channel Audio Signal Using Virtual Source Location Information |
| 07/10/2008 | US20080167865 Communication Device, Signal Encoding/Decoding Method |
| 07/10/2008 | US20080167864 Dialogue Enhancement Techniques |
| 07/10/2008 | US20080167860 System and method for modifying and updating a speech recognition program |
| 07/10/2008 | US20080165885 Data Transmission |
| 07/10/2008 | US20080165842 Presentation system and method |
| 07/09/2008 | EP1942643A1 Mobile telephone unit, codec circuit used in that mobile telephone unit, and automatic telephone-speaker-sound-level adjustment method |
| 07/09/2008 | EP1942490A1 Waveform compressing apparatus, waveform decompressing apparatus, and method of producing compressed data |
| 07/09/2008 | EP1942489A1 Fixed codebook searching apparatus |
| 07/09/2008 | EP1942488A2 Fixed codebook searching apparatus |
| 07/09/2008 | EP1942487A1 Distributed voice recognition system |
| 07/09/2008 | EP1941616A1 Method and device to provide arithmetic decoding of scalable bsac audio data |
| 07/09/2008 | EP1941500A1 Encoder-assisted frame loss concealment techniques for audio coding |
| 07/09/2008 | EP1941499A1 Method and apparatus for signal processing and encoding and decoding method, and apparatus therefor |
| 07/09/2008 | EP1941498A2 Controlling spatial audio coding parameters as a function of auditory events |
| 07/09/2008 | EP1941497A1 Apparatus for encoding and decoding audio signal and method thereof |
| 07/09/2008 | EP1941496A1 Processing encoded real-time data |
| 07/09/2008 | EP1941494A2 Neural network classifier for seperating audio sources from a monophonic audio signal |
| 07/09/2008 | EP1941493A1 Content-based audio comparisons |
| 07/09/2008 | EP1886305B1 Method and apparatus for watermarking an audio or video signal with watermark data using a spread spectrum |
| 07/09/2008 | EP1676262A4 Method and system for speech coding |
| 07/09/2008 | EP1306830B1 Digital signal processing method, learning method, apparatuses for them, and program storage medium |
| 07/09/2008 | CN101218852A Apparatus and method of processing an audio signal |
| 07/09/2008 | CN101218768A Modulation device, modulation method, demodulation device, and demodulation method |
| 07/09/2008 | CN101218631A Apparatus and method of processing an audio signal |
| 07/09/2008 | CN101218630A Apparatus and method of processing an audio signal |
| 07/09/2008 | CN101218629A Apparatus and method of processing an audio signal |
| 07/09/2008 | CN101218628A Apparatus and method of encoding and decoding an audio signal |
| 07/09/2008 | CN101218627A Speech quality assessment method and system |
| 07/09/2008 | CN101217038A An encoding method of audio data SBC algorithm and Bluetooth stereo subsystem |
| 07/09/2008 | CN101217037A A method and system for source control on coding rate of audio signal |
| 07/09/2008 | CN101216808A Play system and method |
| 07/09/2008 | CN100401411C Information recording/processing apparatus and apparatus, information recording medium, and computer programe |
| 07/09/2008 | CN100401408C Decoding of watermarked infornation signals |
| 07/08/2008 | US7398395 Using multiple watermarks to protect content material |
| 07/08/2008 | US7398206 Speech coding apparatus and speech decoding apparatus |
| 07/08/2008 | US7398205 Code excited linear prediction speech decoder and method thereof |
| 07/08/2008 | US7398204 Bit rate reduction in audio encoders by exploiting inharmonicity effects and auditory temporal masking |
| 07/08/2008 | US7397411 Method, apparatus, system, and program for code conversion transmission and code conversion reception of audio data |
| 07/08/2008 | CA2482866C Device and method for concealing an error |
| 07/03/2008 | WO2008078973A1 Apparatus and method for coding and decoding multi-object audio signal with various channel including information bitstream conversion |
| 07/03/2008 | US20080162150 System and Method for a High Performance Audio Codec |
| 07/03/2008 | US20080162149 Audio encoding and decoding apparatus and method thereof |
| 07/03/2008 | US20080162148 Scalable Encoding Apparatus And Scalable Encoding Method |
| 07/03/2008 | US20080162132 Mass-Scale, User-Independent, Device-Independent Voice Messaging System |
| 07/03/2008 | US20080162125 Method and apparatus for language independent voice indexing and searching |
| 07/03/2008 | US20080162124 Transmitter and receiver for speech coding and decoding by using additional bit allocation method |
| 07/03/2008 | US20080162123 Two stage frequency subband decomposition |
| 07/03/2008 | US20080162122 Perceptual harmonic cepstral coefficients as the front-end for speech recognition |
| 07/03/2008 | US20080162121 Method, medium, and apparatus to classify for audio signal, and method, medium and apparatus to encode and/or decode for audio signal using the same |
| 07/03/2008 | US20080162119 Discourse Non-Speech Sound Identification and Elimination |
| 07/03/2008 | US20080161952 Audio data processing apparatus |
| 07/03/2008 | US20080159588 Methods for marking images |
| 07/02/2008 | EP1939863A2 Method for encoding a digital signal into a scalable bitstream; method for decoding a scalable bitstream |
| 07/02/2008 | EP1939862A1 Encoding device, decoding device, and method thereof |
| 07/02/2008 | EP1938663A1 Apparatus for encoding and decoding audio signal and method thereof |
| 07/02/2008 | EP1938662A1 Apparatus for encoding and decoding audio signal and method thereof |
| 07/02/2008 | EP1938496A1 Method and apparatus for estimating speech quality |
| 07/02/2008 | EP1938315A1 Signal coding and decoding based on spectral dynamics |
| 07/02/2008 | EP1938314A1 Audio coding |
| 07/02/2008 | EP1938313A1 Method and apparatus for encoding/decoding multi-channel audio signal |
| 07/02/2008 | EP1938312A1 Method and apparatus for decoding an audio signal |
| 07/02/2008 | EP1938311A1 Apparatus for encoding and decoding audio signal and method thereof |
| 07/02/2008 | CN101213592A Parametric multi-channel decoding |
| 07/02/2008 | CN101213591A System and method for adaptive transmission of comfort noise parameters during discontinuous speech transmission |
| 07/02/2008 | CN101213590A Scalable decoder and disappeared data interpolating method |
| 07/02/2008 | CN101212518A Method for choosing audio/video code on IP-PBX |
| 07/02/2008 | CN101211562A Digital music works damage-free digital watermarking embedding and extraction method |
| 07/02/2008 | CN101211561A Music signal quality enhancement method and device |
| 07/02/2008 | CN101211560A Audio frequency frames attribute regulating method |
| 07/02/2008 | CN101211547A Digital photo holder frame |
| 07/02/2008 | CN100399454C Recording apparatus and method, and communication device and method |
| 07/02/2008 | CN100399420C Injection high frequency noise into pulse excitation for low bit rate celp |
| 07/02/2008 | CN100398077C In-vitro voice processing unit for electronic cochlear duct |
| 07/01/2008 | US7395431 Data encryption method, recording medium, data transfer apparatus, and encrypted data decryption method |
| 07/01/2008 | US7395211 Modulating one or more parameters of an audio or video perceptual coding system in response to supplemental information |
| 07/01/2008 | US7395210 Progressive to lossless embedded audio coder (PLEAC) with multiple factorization reversible transform |