Patents
Sitemap › G10 - Musical instruments; Acoustics › G10L - Speech analysis or synthesis; Speech recognition; Speech or voice processing; Speech or audio coding or decoding › 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
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)
12/2010
12/29/2010CN101930739A Speed-improving and power consumption-reducing digital audio decoding and filtering method and device
12/29/2010CN101930738A Multi-track audio signal decoding method and device
12/29/2010CN101930737A Detecting method and detecting-concealing methods of error code in DRA frame
12/29/2010CN101930736A Audio frequency equalizing method of decoder based on sub-band filter frame
12/29/2010CN101930735A Speech emotion recognition equipment and speech emotion recognition method
12/29/2010CN101930619A Collaborative filtering-based real-time voice-driven human face and lip synchronous animation system
12/29/2010CA2855479A1 Audio signal decoder, method for decoding an audio signal and computer program using cascaded audio object processing stages
12/29/2010CA2766727A1 Audio signal decoder, method for decoding an audio signal and computer program using cascaded audio object processing stages
12/29/2010CA2765523A1 Coding method, decoding method, and device and recording medium using the methods
12/29/2010CA2763793A1 Forward time-domain aliasing cancellation with application in weighted or original signal domain
12/28/2010US7860721 Audio encoding device, decoding device, and method capable of flexibly adjusting the optimal trade-off between a code rate and sound quality
12/28/2010US7860720 Multi-channel audio encoding and decoding with different window configurations
12/28/2010US7860711 Transmitter and receiver for speech coding and decoding by using additional bit allocation method
12/28/2010US7860710 Methods, devices and systems for improved codebook search for voice codecs
12/28/2010US7860709 Audio encoding with different coding frame lengths
12/28/2010US7860519 Location-based services system
12/28/2010US7859712 Systems and methods for printing using a position-coding pattern
12/23/2010WO2010147436A2 Context-based arithmetic encoding apparatus and method and context-based arithmetic decoding apparatus and method
12/23/2010WO2010146874A1 Digital mixing circuit and mobile terminal provided therewith
12/23/2010WO2010105926A3 Advanced stereo coding based on a combination of adaptively selectable left/right or mid/side stereo coding and of parametric stereo coding
12/23/2010US20100325302 Generic on-chip homing and resident, real-time bit exact tests
12/23/2010US20100324918 Continued Telecommunication with Weak Links
12/23/2010US20100324917 Method and Apparatus for Encoding and Decoding
12/23/2010US20100324916 Removing time delays in signal paths
12/23/2010US20100324915 Encoding and decoding apparatuses for high quality multi-channel audio codec
12/23/2010US20100324912 Context-based arithmetic encoding apparatus and method and context-based arithmetic decoding apparatus and method
12/23/2010US20100324907 Attenuation of overvoicing, in particular for the generation of an excitation at a decoder when data is missing
12/23/2010US20100324892 Excitation vector generator, speech coder and speech decoder
12/23/2010US20100324890 Method and Apparatus For Selecting An Audio Stream
12/23/2010US20100324708 encoder
12/23/2010US20100321568 Device And Method for Decoding Digital TV Broadcast
12/23/2010US20100320685 Device and method for continuously shuffling and monitoring cards
12/23/2010CA2765863A1 Context-based arithmetic encoding apparatus and method and context-based arithmetic decoding apparatus and method
12/22/2010EP2265042A2 Advanced processing based on a complex-exponential-modulated filterbank and adaptive time signalling methods
12/22/2010EP2265041A2 Advanced processing based on a complex-exponential-modulated filterbank and adaptive time signalling methods
12/22/2010EP2265040A2 Advanced processing based on a complex-exponential-modulated filterbank and adaptive time signalling methods
12/22/2010EP2264700A1 Coding apparatus and decoding apparatus
12/22/2010EP2264699A2 Device and method for postprocessing spectral values and encoder and decoder for audio signals
12/22/2010EP2264698A1 Stereo signal converter, stereo signal reverse converter, and methods for both
12/22/2010EP2264696A1 Voice converter with extraction and modification of attribute data
12/22/2010EP1927192B1 Method for measuring speech intelligibility
12/22/2010EP1557825B1 Bandwidth expanding device and method
12/22/2010CN1873778B Method for decoding speech signal
12/22/2010CN1682304B 处理数字数据 Processing digital data
12/22/2010CN101926181A Method and apparatus for processing audio signal
12/22/2010CN101926160A Voice mixing device and method, and multipoint conference server
12/22/2010CN101926159A Voice mixing device and method, and multipoint conference server
12/22/2010CN101926094A Method and apparatus for processing audio signal
12/22/2010CN101925953A Encoding device, decoding device, and method thereof
12/22/2010CN101925952A 音响再现装置 Sound reproduction apparatus
12/22/2010CN101925951A Audio resume reproduction device and audio resume reproduction method
12/22/2010CN101925950A Audio encoder and decoder
12/22/2010CN101925043A Local exchange method, control device and system
12/22/2010CN101923859A Audio data receiving apparatus, audio data receiving method, and audio data transmission and receiving system
12/22/2010CN101615910B Method, device and equipment of compression coding and compression coding method
12/22/2010CN101281750B Expanding encoding and decoding system based on vector quantization high-order code book of variable splitting table
12/22/2010CN101271690B Audio spread-spectrum watermark processing method for protecting audio data
12/21/2010US7856513 Recording/reproducing apparatus
12/21/2010US7856353 Method for processing speech signal data with reverberation filtering
12/21/2010CA2541116C Device and method for processing a signal with a sequence of discrete values
12/21/2010CA2461704C Method of encoding and decoding speech using pitch, voicing and/or gain bits
12/16/2010WO2010143907A2 Encoding method and encoding device, decoding method and decoding device and transcoding method and transcoder for multi-object audio signals
12/16/2010WO2010142320A1 Audio processing
12/16/2010WO2010142235A1 Method, control apparatus and system for local exchange
12/16/2010US20100318664 Steganographic encoding for video and images
12/16/2010US20100318368 Quantization and inverse quantization for audio
12/16/2010US20100318367 Method and device for updating status of synthesis filters
12/16/2010US20100318352 Method and means for encoding background noise information
12/16/2010US20100318350 Voice band expansion device, voice band expansion method, and communication apparatus
12/16/2010US20100318349 Synthesis of lost blocks of a digital audio signal, with pitch period correction
12/16/2010US20100317397 Audio device
12/16/2010US20100317396 Communication system
12/15/2010EP2261899A1 Audio encoder and decoder with improved synchronisation
12/15/2010EP2261898A1 Audio codec with improved synchronisation
12/15/2010EP2261897A1 Quantization and inverse quantization for audio
12/15/2010EP2261896A1 Performance-related information output device, system provided with performance-related information output device, and electronic musical instrument
12/15/2010EP2261895A1 A generating method and device of background noise excitation signal
12/15/2010EP2261894A1 Signal analysis/control system and method, signal control device and method, and program
12/15/2010EP2260487A2 Mixing of input data streams and generation of an output data stream therefrom
12/15/2010EP2260486A1 Reduced-complexity vector indexing and de-indexing
12/15/2010EP2260485A1 Audio signal decoder, audio signal encoder, encoded multi-channel audio signal representation, methods and computer program
12/15/2010EP1886306B1 Redundant audio bit stream and audio bit stream processing methods
12/15/2010EP1672618B1 Method for deciding time boundary for encoding spectrum envelope and frequency resolution
12/15/2010CN1973320B Stereo coding and decoding methods and apparatuses thereof
12/15/2010CN1961351B Scalable lossless audio codec and authoring tool
12/15/2010CN1848241B Multi-channel audio frequency coder
12/15/2010CN1838290B 播放器装置 Player device
12/15/2010CN1604180B 音乐再现系统 Music reproduction system
12/15/2010CN101919164A Coding method, decoding method, device using the methods, program, and recording medium
12/15/2010CN101918999A Methods and apparatus to perform audio watermarking and watermark detection and extraction
12/15/2010CN101917611A Video output device capable of tracking propagating sources
12/15/2010CN101261835B Joint optimization method for multi-vector and multi-code book size based on super frame mode
12/15/2010CN101059958B Coding and decoding method for speedup the quantitative data with the buffer memory
12/15/2010CN101030377B Method for increasing base-sound period parameter quantified precision of 0.6kb/s voice coder
12/14/2010US7853527 Information processing apparatus, information processing method, program recording medium, and data recording medium
12/09/2010WO2010141755A1 Systems and methods for reconstructing an erased speech frame
12/09/2010WO2010140940A1 A method and arrangement for estimating the quality degradation of a processed signal
12/09/2010WO2010140591A1 Prediction order determining method, prediction order determining device, program, and recording medium
12/09/2010WO2010140590A1 Parcor coefficient quantization method, parcor coefficient quantization device, program and storage medium
12/09/2010WO2010140546A1 Coding method, decoding method, coding apparatus, decoding apparatus, coding program, decoding program and recording medium therefor
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