| 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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| 10/03/2007 | CN100340999C Digital music converter |
| 10/02/2007 | US7277871 Digital watermark system |
| 10/02/2007 | US7277849 Efficiency improvements in scalable audio coding |
| 10/02/2007 | US7277848 Measuring and using reliability of complexity estimates during quality and rate control for digital audio |
| 10/02/2007 | US7277550 Enhancing audio signals by nonlinear spectral operations |
| 10/02/2007 | US7277508 Method of decoding a turbo-code encoded signal in a receiver and corresponding receiver |
| 10/02/2007 | US7277482 Method and apparatus for adaptive signal compression |
| 10/02/2007 | CA2415424C Method for error masking of transmission errors in digital audio data |
| 10/02/2007 | CA2352416C Audio encoder and psychoacoustic analyzing method therefor |
| 09/27/2007 | WO2007109338A1 Low bit rate audio encoding and decoding |
| 09/27/2007 | WO2007108355A1 Information processing device, information processing method, information processing program and computer readable recording medium |
| 09/27/2007 | WO2007107670A2 Method for post-processing a signal in an audio decoder |
| 09/27/2007 | WO2007107455A1 Method and apparatus for correlating two data sections |
| 09/27/2007 | WO2007107046A1 A coding/decoding method of rapidly-changing audio-frequency signals |
| 09/27/2007 | WO2007040884A3 Method and system for suppressing receiver audio regeneration |
| 09/27/2007 | US20070225974 Fixed, variable and adaptive bit rate data source encoding (compression) method |
| 09/27/2007 | US20070225971 Methods and devices for low-frequency emphasis during audio compression based on ACELP/TCX |
| 09/27/2007 | US20070223749 Method, medium, and system synthesizing a stereo signal |
| 09/27/2007 | US20070223709 Method, medium, and system generating a stereo signal |
| 09/27/2007 | US20070223660 Audio Communication Method And Device |
| 09/27/2007 | US20070223577 Scalable Encoding Device, Scalable Decoding Device, and Method Thereof |
| 09/27/2007 | CA2645941A1 Geographic feature name reduction using phonetic algorithms |
| 09/26/2007 | EP1837997A1 Long-term prediction encoding method, long-term prediction decoding method, devices thereof, program thereof, and recording medium |
| 09/26/2007 | EP1837876A2 Universal player for compressed audio |
| 09/26/2007 | EP1837875A1 Method and apparatus for correlating two data sections |
| 09/26/2007 | EP1836699A1 Method and device for carrying out optimal coding between two long-term prediction models |
| 09/26/2007 | EP1449205B1 Feedforward prediction of scalefactors based on allowable distortion for noise shaping in psychoacoustic-based compression |
| 09/26/2007 | EP1407544B1 Filter circuit and method for processing an audio signal |
| 09/26/2007 | EP1355297B1 Data processing device |
| 09/26/2007 | CN101044794A Diffuse sound shaping for bcc schemes and the like |
| 09/26/2007 | CN101044554A Scalable encoder, scalable decoder,and scalable encoding method |
| 09/26/2007 | CN101044553A Scalable encoding apparatus, scalable decoding apparatus, and methods thereof |
| 09/26/2007 | CN101044552A Sound encoder and sound encoding method |
| 09/26/2007 | CN101044551A Individual channel shaping for bcc schemes and the like |
| 09/26/2007 | CN101044550A Device and method for generating a coded multi-channel signal and device and method for decoding a coded multi-channel signal |
| 09/26/2007 | CN101043759A Method for realizing data service through voice band data VBD mode and system thereof |
| 09/26/2007 | CN101043671A Method and system for controlling user terminal to read system message |
| 09/26/2007 | CN101043660A Method for realizing end-to-end encrypting call in cluster system |
| 09/26/2007 | CN101043407A Method and system for enquiring data of sensor network and sensor node |
| 09/26/2007 | CN101043371A Method for reporting board performance data of equipment |
| 09/26/2007 | CN101043369A Service gradation based loss distribution method |
| 09/26/2007 | CN100339906C Method and apparatus for controlling audio-frequency flow buffering |
| 09/26/2007 | CN100339886C Coding device capable of detecting transient position of sound signal and its coding method |
| 09/25/2007 | US7275036 Apparatus and method for coding a time-discrete audio signal to obtain coded audio data and for decoding coded audio data |
| 09/25/2007 | US7275031 Apparatus and method for encoding an audio signal and apparatus and method for decoding an encoded audio signal |
| 09/25/2007 | CA2326012C Bookmarking voice messages |
| 09/25/2007 | CA2295753C Re-encoding decoded signals |
| 09/20/2007 | WO2007106758A2 Method for providing external user automatic speech recognition dictation recording and playback |
| 09/20/2007 | WO2007106638A2 Speech communication unit integrated circuit and method therefor |
| 09/20/2007 | WO2007106637A2 Communication unit, integrated circuit and method therefor |
| 09/20/2007 | WO2007105587A1 Fixed codebook searching device and fixed codebook searching method |
| 09/20/2007 | WO2007105586A1 Coding device and coding method |
| 09/20/2007 | WO2007104889A1 Method of coding a source audio signal, corresponding coding device, decoding method and device, signal, computer program products |
| 09/20/2007 | WO2007104883A1 Device and method for graduated encoding of a multichannel audio signal based on a principal component analysis |
| 09/20/2007 | WO2007104882A1 Device and method for encoding by principal component analysis a multichannel audio signal |
| 09/20/2007 | US20070219808 Device and Method for Generating a Coded Multi-Channel Signal and Device and Method for Decoding a Coded Multi-Channel Signal |
| 09/20/2007 | US20070219790 Method and system for sound synthesis |
| 09/20/2007 | US20070219789 Method For Quantifying An Ultra Low-Rate Speech Coder |
| 09/20/2007 | US20070219788 Pitch prediction for packet loss concealment |
| 09/20/2007 | US20070219786 Method for providing external user automatic speech recognition dictation recording and playback |
| 09/20/2007 | US20070219785 Speech post-processing using MDCT coefficients |
| 09/20/2007 | US20070219784 Environment detection and adaptation in hearing assistance devices |
| 09/20/2007 | US20070217767 Method of managing media files and media playback apparatus |
| 09/20/2007 | US20070217493 Authentication of Identification Documents |
| 09/20/2007 | CA2646340A1 Method for providing external user automatic speech recognition dictation recording and playback |
| 09/19/2007 | EP1834322A1 Analog signal encoding method |
| 09/19/2007 | EP1175670B2 Using gain-adaptive quantization and non-uniform symbol lengths for audio coding |
| 09/19/2007 | EP1057173B1 Adaptive bit allocation for audio encoder |
| 09/19/2007 | CN101040323A Acoustic signal encoding device, and acoustic signal decoding device |
| 09/19/2007 | CN100338931C Wireless communication device, method and program |
| 09/19/2007 | CN100338650C Time-scale modification of signals applying techniques specific to determined signal types |
| 09/19/2007 | CN100338649C Reconstruction of the spectrum of an audiosignal with incomplete spectrum based on frequency translation |
| 09/19/2007 | CN100338648C Method and device for efficient frame erasure concealment in linear predictive based speech codecs |
| 09/18/2007 | US7272718 Device, method and storage medium for superimposing first and second watermarking information on an audio signal based on psychological auditory sense analysis |
| 09/18/2007 | US7272567 Scalable lossless audio codec and authoring tool |
| 09/18/2007 | US7272566 Reducing scale factor transmission cost for MPEG-2 advanced audio coding (AAC) using a lattice based post processing technique |
| 09/18/2007 | US7272557 Method and apparatus for quantizing model parameters |
| 09/18/2007 | US7272555 Fine granularity scalability speech coding for multi-pulses CELP-based algorithm |
| 09/18/2007 | US7272554 Reduction of speech quality degradation caused by packet loss |
| 09/18/2007 | US7272553 Varying pulse amplitude multi-pulse analysis speech processor and method |
| 09/18/2007 | US7272551 Computational effectiveness enhancement of frequency domain pitch estimators |
| 09/18/2007 | CA2379017C Method for preparation of source-coded data, and transmitter and receiver therefor |
| 09/13/2007 | WO2007102782A2 Methods and arrangements for audio coding and decoding |
| 09/13/2007 | WO2007102675A1 Method, medium, and system generating a stereo signal |
| 09/13/2007 | WO2007102674A1 Method, medium, and system synthesizing a stereo signal |
| 09/13/2007 | WO2007102260A1 Compressed encoded data reproducing apparatus and method for decoding and reproducing compressed encoded data in such apparatus |
| 09/13/2007 | WO2007031906A3 A method of and a device for generating 3d sound |
| 09/13/2007 | US20070213990 Binaural decoder to output spatial stereo sound and a decoding method thereof |
| 09/13/2007 | US20070213977 Fixed codebook searching apparatus and fixed codebook searching method |
| 09/13/2007 | US20070213976 Method and apparatus for transmitting wideband speech signals |
| 09/13/2007 | DE10297035B4 Rekonstruktion von Nachrichten anhand von Teildetektion Reconstruction of messages based on part detection |
| 09/12/2007 | EP1833276A2 Television apparatus |
| 09/12/2007 | EP1833047A1 Fixed codebook searching apparatus and fixed codebook searching method |
| 09/12/2007 | EP1831871A1 System and method for determining the pitch lag in an ltp encoding system |
| 09/12/2007 | EP1721489B1 Frequency-based coding of audio channels in parametric multi-channel coding systems |
| 09/12/2007 | EP1695338B1 Apparatus and method for generating a level parameter and apparatus and method for generating a multi-channel representation |
| 09/12/2007 | EP1552505A4 Digital signal processing techniques for improving audio clarity and intelligibility |
| 09/12/2007 | EP1428206B1 Bit error concealment methods for speech coding |
| 09/12/2007 | CN101036183A Stereo compatible multi-channel audio coding |
| 09/12/2007 | CN101036113A Information encoding method, decoding method, common multiplier estimating method, and apparatus, program, and recording medium using these methods |