| 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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| 08/22/2007 | EP1821287A1 Audio encoding device and audio encoding method |
| 08/22/2007 | EP1774514A4 Method and apparatus for nonlinear frequency analysis of structured signals |
| 08/22/2007 | CN1333384C Methods and systems for compression of stored audio |
| 08/22/2007 | CN1333383C Voice signal interpolation device, method and program |
| 08/22/2007 | CN101023472A 可扩展编码装置和可扩展编码方法 Scalable encoding apparatus and scalable encoding method |
| 08/22/2007 | CN101023471A Scalable encoding apparatus, scalable decoding apparatus, scalable encoding method, scalable decoding method, communication terminal apparatus, and base station apparatus |
| 08/22/2007 | CN101023470A Audio encoding apparatus, audio decoding apparatus, communication apparatus and audio encoding method |
| 08/22/2007 | CN101022629A Update rank processing method and device for lasting service allocation list |
| 08/22/2007 | CN101022557A 音频数据处理装置 Audio data processing means |
| 08/21/2007 | US7260540 Encoding device, decoding device, and system thereof utilizing band expansion information |
| 08/21/2007 | US7260532 Hidden Markov model generation apparatus and method with selection of number of states |
| 08/21/2007 | US7260526 Method of filtering noise of source digital data |
| 08/21/2007 | US7260525 Filtering of control parameters in quality and rate control for digital audio |
| 08/21/2007 | US7260524 Method for adaptive codebook pitch-lag computation in audio transcoders |
| 08/21/2007 | US7260523 Sub-band speech coding system |
| 08/21/2007 | US7260522 Gain quantization for a CELP speech coder |
| 08/21/2007 | US7260521 Method and device for adaptive bandwidth pitch search in coding wideband signals |
| 08/21/2007 | US7260520 Enhancing source coding systems by adaptive transposition |
| 08/21/2007 | US7260225 Method and device for processing a stereo audio signal |
| 08/21/2007 | CA2385149C Digital interface device |
| 08/16/2007 | WO2007091968A2 Method and arrangement for improving media transmission quality using robust representation of media frames |
| 08/16/2007 | WO2007091956A2 A voice detector and a method for suppressing sub-bands in a voice detector |
| 08/16/2007 | WO2007091927A1 Variable frame offset coding |
| 08/16/2007 | WO2007091926A1 Method and arrangement for speech coding in wireless communication systems |
| 08/16/2007 | WO2007091870A1 Method for encoding and decoding object-based audio signal and apparatus thereof |
| 08/16/2007 | WO2007091850A1 Apparatus and method for encoding/decoding signal |
| 08/16/2007 | WO2007091849A1 Apparatus and method for encoding/decoding signal |
| 08/16/2007 | WO2007091848A1 Apparatus and method for encoding/decoding signal |
| 08/16/2007 | WO2007091847A1 Apparatus and method for encoding/decoding signal |
| 08/16/2007 | WO2007091845A1 Apparatus and method for encoding/decoding signal |
| 08/16/2007 | WO2007091843A1 Apparatus and method for encoding/decoding signal |
| 08/16/2007 | WO2007091842A1 Apparatus and method for encoding/decoding signal |
| 08/16/2007 | WO2007091000A2 Method for coding a source audio signal and corresponding computer program products, coding device, decoding method, signal and data medium |
| 08/16/2007 | WO2007090988A2 Method and device for the hierarchical coding of a source audio signal and corresponding decoding method and device, programs and signal |
| 08/16/2007 | WO2007046060A3 Compression and decompression of data vectors |
| 08/16/2007 | US20070192096 System, apparatus and method for detecting audio signal frames |
| 08/16/2007 | US20070192092 Method and apparatus for high performance low bit-rate coding of unvoiced speech |
| 08/16/2007 | US20070192090 Dynamic capacity operating point management for a vocoder in an access terminal |
| 08/16/2007 | US20070192088 Formant frequency estimation method, apparatus, and medium in speech recognition |
| 08/16/2007 | US20070192087 Method, medium, and system for music retrieval using modulation spectrum |
| 08/16/2007 | US20070192086 Perceptual quality based automatic parameter selection for data compression |
| 08/16/2007 | US20070190931 Apparatus for playing back audio files and method of navigating through audio files using the apparatus |
| 08/16/2007 | CA2646278A1 Method for encoding and decoding object-based audio signal and apparatus thereof |
| 08/15/2007 | EP1818934A1 Apparatus for playing back audio files and method of navigating through audio files using the apparatus |
| 08/15/2007 | EP1818913A1 Wide-band encoding device, wide-band lsp prediction device, band scalable encoding device, wide-band encoding method |
| 08/15/2007 | EP1818911A1 Sound coding device and sound coding method |
| 08/15/2007 | EP1818910A1 Scalable encoding apparatus and scalable encoding method |
| 08/15/2007 | EP1817768A2 Parametric coding of spatial audio with cues based on transmitted channels |
| 08/15/2007 | EP1817767A1 Parametric coding of spatial audio with object-based side information |
| 08/15/2007 | EP1817766A1 Synchronizing parametric coding of spatial audio with externally provided downmix |
| 08/15/2007 | EP1307992B1 Compression and decompression of audio files using a chaotic system |
| 08/15/2007 | EP1151563B1 Method and receiver for receiving a broadcast signal having encoded contents |
| 08/15/2007 | CN1332373C Device and method for scalable coding and device and method for scalable decoding |
| 08/15/2007 | CN101019327A Method and apparatus for classifying importance of encoded frames in a digital communications system |
| 08/15/2007 | CN101017695A Apparatus for playing audio file and method for navigating the audio file using the same |
| 08/14/2007 | US7257731 System and method for managing protocol network failures in a cluster system |
| 08/14/2007 | US7257607 Random number generating apparatus, random number generating method, program for generating random numbers, audio decoder and audio decoding method |
| 08/14/2007 | US7257234 Watermark-based goods authentication |
| 08/14/2007 | US7257161 Frequency thinning apparatus for thinning out frequency components of signal and frequency thinning apparatus |
| 08/14/2007 | US7257135 Method and apparatus for generating information signal to be recorded |
| 08/14/2007 | CA2308220C Apparatus and method for partial buffering transmitted data to provide robust error recovery in a lossy transmission environment |
| 08/09/2007 | WO2007089189A1 Non-intrusive signal quality assessment |
| 08/09/2007 | WO2007089131A1 Method and apparatus for control of randering multiobject or multichannel audio signal using spatial cue |
| 08/09/2007 | WO2007089130A1 Apparatus for estimating sound quality of audio codec in multi-channel and method therefor |
| 08/09/2007 | WO2007088853A1 Audio encoding device, audio decoding device, audio encoding system, audio encoding method, and audio decoding method |
| 08/09/2007 | WO2007087824A1 Method and arrangements for audio signal encoding |
| 08/09/2007 | WO2007087823A1 Method and arrangements for encoding audio signals |
| 08/09/2007 | US20070185707 Audio coding |
| 08/09/2007 | US20070185706 Quality improvement techniques in an audio encoder |
| 08/09/2007 | US20070183624 Methods and Tangible Objects Employing Machine Readable Data |
| 08/09/2007 | US20070183601 Method, device, encoder apparatus, decoder apparatus and audio system |
| 08/09/2007 | US20070183507 Decoding scheme for variable block length signals |
| 08/09/2007 | US20070183455 Method of inserting digital watermarks in one-bit audio files |
| 08/09/2007 | DE19782187B4 Verfahren und Vorrichtung zum Steuern der Verwendung von einer diskontinuierlichen Übertragung in einem zellularen Telefon Method and apparatus for controlling the use of discontinuous transmission in a cellular telephone |
| 08/08/2007 | EP1815463A1 Efficient audio coding using signal properties |
| 08/08/2007 | EP1815462A1 Audio coding and decoding |
| 08/08/2007 | EP1388144A4 Method and system for line spectral frequency vector quantization in speech codec |
| 08/08/2007 | EP1362345B1 Method and apparatus for reducing undesired packet generation |
| 08/08/2007 | EP1190415B1 Laguerre function for audio coding |
| 08/08/2007 | CN1331340C Sound code cut-over method and device and sound communication terminal |
| 08/08/2007 | CN1331335C Transcoders for fixed and variable rate data streams |
| 08/08/2007 | CN1331125C System and method for controlling the use and duplication of digital content distributed on removable media |
| 08/08/2007 | CN101015230A Audio signal enhancement |
| 08/08/2007 | CN101015000A 无线音频 Wireless Audio |
| 08/08/2007 | CN101014999A Device and method for generating a multi-channel signal or a parameter data set |
| 08/08/2007 | CN101014998A Audio channel conversion |
| 08/08/2007 | CN101014166A Network reprogramming method of wireless sensor network based on priority cluster |
| 08/08/2007 | CN101014159A Adaptive multi-rate grouping voice coding mode adjusting method and base station controller |
| 08/07/2007 | US7254534 Method and device for encoding wideband speech |
| 08/07/2007 | US7254533 Method and apparatus for a thin CELP voice codec |
| 08/07/2007 | US7253600 Constant slope ramp circuits for sample-data circuits |
| 08/07/2007 | CA2335006C Method and apparatus for performing packet loss or frame erasure concealment |
| 08/02/2007 | WO2007087117A1 Complex-transform channel coding with extended-band frequency coding |
| 08/02/2007 | WO2007086698A1 Method of transmitting and receiving digital broadcasting signal and reception system |
| 08/02/2007 | WO2007086646A1 Adaptive time and/or frequency-based encoding mode determination apparatus and method of determining encoding mode of the apparatus |
| 08/02/2007 | WO2007068861A3 Phase estimating method for a digital signal sinusoidal simulation |
| 08/02/2007 | WO2007049863A8 Removing time delays in signal paths |
| 08/02/2007 | WO2007049862A8 Removing time delays in signal paths |
| 08/02/2007 | US20070179783 Variable rate speech coding |
| 08/02/2007 | US20070179782 Methods and apparatus for frequency tracking of a received signal |