| 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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| 12/24/2008 | WO2008154852A1 A method and device for lost frame concealment |
| 12/24/2008 | EP2006840A1 Entropy coding by adapting coding between level and run-length/level modes |
| 12/24/2008 | EP2006839A2 Context-based encoding and decoding of signals |
| 12/24/2008 | EP2006838A1 Apparatus and method for transmitting/receiving voice data to estimate voice data value corresponding to resynchronization period |
| 12/24/2008 | EP2005424A2 Method for post-processing a signal in an audio decoder |
| 12/24/2008 | EP2005423A1 Processing of excitation in audio coding and decoding |
| 12/24/2008 | EP2005422A2 Low complexity subband-domain filtering in the case of cascaded filter banks |
| 12/24/2008 | EP2005421A1 Apparatus and method for production of a surrounding-area signal |
| 12/24/2008 | EP2005420A1 Device and method for encoding by principal component analysis a multichannel audio signal |
| 12/24/2008 | EP2005419A2 Speech post-processing using mdct coefficients |
| 12/24/2008 | EP0965128A4 A method and system for manipulation of audio or video signals |
| 12/24/2008 | CN101331540A Signal coding and decoding based on spectral dynamics |
| 12/24/2008 | CN101331539A Packet loss recovery method and device for voice over internet protocol |
| 12/24/2008 | CN101330507A Method for implementing narrowband self-adaption multi-speed encoding/decoding negotiation |
| 12/24/2008 | CN101329871A Mpeg audio encoding method and apparatus using modified discrete cosine transform |
| 12/24/2008 | CN101329870A Audio encoder and related electronic device |
| 12/24/2008 | CN101329869A System and method for encrypting acoustic source of speech encoding for vector quantization |
| 12/24/2008 | CN100446426C Non-damage decoder and its method |
| 12/23/2008 | US7469209 Method and apparatus for frame classification and rate determination in voice transcoders for telecommunications |
| 12/23/2008 | US7469208 Method and apparatus for automatically normalizing a perceived volume level in a digitally encoded file |
| 12/23/2008 | US7469206 Methods for improving high frequency reconstruction |
| 12/18/2008 | WO2008153944A1 Hybrid derivation of surround sound audio channels by controllably combining ambience and matrix-decoded signal components |
| 12/18/2008 | WO2008151755A1 Audio encoder for encoding an audio signal having an impulse- like portion and stationary portion, encoding methods, decoder, decoding method; and encoded audio signal |
| 12/18/2008 | WO2008151579A1 A method, device and system to achieve hiding the loss packet |
| 12/18/2008 | WO2008151568A1 A frame compensation method and system |
| 12/18/2008 | WO2008151410A1 Device and method for noise shaping in a multilayer embedded codec interoperable with the itu-t g.711 standard |
| 12/18/2008 | WO2008151408A1 Device and method for frame erasure concealment in a pcm codec interoperable with the itu-t recommendation g.711 |
| 12/18/2008 | WO2008110870A3 Speech coding system and method |
| 12/18/2008 | WO2008089938A3 Device and method for generating a signal for transmission or a decoded signal |
| 12/18/2008 | WO2007111647B1 Pitch prediction for packet loss concealment |
| 12/18/2008 | US20080312936 Apparatus and method for transmitting/receiving voice data to estimate voice data value corresponding to resynchronization period |
| 12/18/2008 | US20080312919 Method and System for Speech Based Document History Tracking |
| 12/18/2008 | US20080312917 Method and apparatus for predictively quantizing voiced speech |
| 12/18/2008 | US20080312915 Audio Encoding |
| 12/18/2008 | US20080312914 Systems, methods, and apparatus for signal encoding using pitch-regularizing and non-pitch-regularizing coding |
| 12/18/2008 | US20080312912 Audio signal encoding/decoding method and apparatus |
| 12/18/2008 | US20080310640 Method and Apparatus for Processing a Media Signal |
| 12/18/2008 | CA2691993A1 Audio encoder for encoding an audio signal having an impulse-like portion and stationary portion, encoding methods, decoder, decoding method, and encoded audio signal |
| 12/17/2008 | EP2003643A1 Method and apparatus for encoding and decoding an audio signal using adaptively switched temporal resolution in the spectral domain |
| 12/17/2008 | EP2002546A2 Improved encoding/decoding of digital signals, especially in vector quantisation with transposition codes |
| 12/17/2008 | EP2002429A1 Calculating and adjusting the perceived loudness and/or the perceived spectral balance of an audio signal |
| 12/17/2008 | EP2002428A2 Method for trained discrimination and attenuation of echoes of a digital signal in a decoder and corresponding device |
| 12/17/2008 | EP2002427A2 Pitch prediction for packet loss concealment |
| 12/17/2008 | EP2002426A1 Audio signal loudness measurement and modification in the mdct domain |
| 12/17/2008 | EP2002425A1 Apparatus for processing media signal and method thereof |
| 12/17/2008 | EP2002424A1 Device and method for graduated encoding of a multichannel audio signal based on a principal component analysis |
| 12/17/2008 | EP2002423A1 System for providing consistency of pronunciations |
| 12/17/2008 | EP1897350B1 Switchable audio circuits for mobile terminals and methods and computer program products for operating the same |
| 12/17/2008 | CN101326569A Music edit device and music edit method |
| 12/17/2008 | CN101325631A Method and apparatus for implementing bag-losing hide |
| 12/17/2008 | CN101325537A Method and apparatus for frame-losing hide |
| 12/17/2008 | CN101325060A Method and apparatus for encoding and decoding an audio signal using adaptively switched temporal resolution in the spectral domain |
| 12/17/2008 | CN101325059A Method and apparatus for transmitting and receiving encoding-decoding speech |
| 12/17/2008 | CN101325058A Method and apparatus for coding-transmitting and receiving-decoding speech |
| 12/16/2008 | US7467083 Data processing apparatus |
| 12/16/2008 | US7467082 Method and apparatus for transmitting wideband speech signals |
| 12/16/2008 | US7466840 Soft error decoding of steganographic data |
| 12/16/2008 | US7466444 Mobile telecommunications device with stylus |
| 12/16/2008 | CA2350751C Mitigating errors in a distributed speech recognition process |
| 12/11/2008 | WO2008150229A1 Method and apparatus for vocoder rate control in a wireless network |
| 12/11/2008 | WO2008150225A1 Method and apparatus for vocoder rate control by a mobile terminal |
| 12/11/2008 | WO2008150224A1 Efficient, secure digital wireless voice telephony via selective encryption |
| 12/11/2008 | WO2008150141A1 A method and an apparatus for processing an audio signal |
| 12/11/2008 | WO2008150061A1 Method and apparatus for sinusoidal audio coding and method and apparatus for sinusoidal audio decoding |
| 12/11/2008 | WO2008149307A1 Watermark generation and embedding |
| 12/11/2008 | WO2008148323A1 A voice activity detecting device and method |
| 12/11/2008 | WO2008148321A1 An encoding or decoding apparatus and method for background noise, and a communication device using the same |
| 12/11/2008 | WO2008006108A3 Systems and methods for multi-dialog surround audio |
| 12/11/2008 | US20080306745 Distributed audio coding for wireless hearing aids |
| 12/11/2008 | US20080306744 Device and a Method of Playing Audio Clips |
| 12/11/2008 | US20080306732 Method and Device for Carrying Out Optimal Coding Between Two Long-Term Prediction Models |
| 12/11/2008 | US20080305752 Method and apparatus for sinusoidal audio coding and method and apparatus for sinusoidal audio decoding |
| 12/11/2008 | US20080304575 Method for Compression and Expansion of Analogue Signals |
| 12/10/2008 | EP2000001A2 Method and arrangement for a decoder for multi-channel surround sound |
| 12/10/2008 | EP1999749A2 Geographic feature name reduction using phonetic algorithms |
| 12/10/2008 | EP1999747A1 Audio decoding |
| 12/10/2008 | EP1999746A2 Method for providing external user automatic speech recognition dictation recording and playback |
| 12/10/2008 | EP1999745A1 Apparatus for processing media signal and method thereof |
| 12/10/2008 | EP1999744A1 Reduced number of channels decoding |
| 12/10/2008 | EP1958334A4 System, medium, and method of encoding/decoding multi-channel audio signals |
| 12/10/2008 | EP1116223B1 Multi-channel signal encoding and decoding |
| 12/10/2008 | CN101322375A Audio data packet format and decoding method thereof and method for correcting mobile communication terminal codec setup error and mobile communication terminal performance same |
| 12/10/2008 | CN101322182A Systems, methods, and apparatus for detection of tonal components |
| 12/10/2008 | CN101322181A Effective speech stream conversion |
| 12/10/2008 | CN101322180A Music edit device and music edit method |
| 12/10/2008 | CN101322179A Music edit device, music edit information creating method, and recording medium where music edit information is recorded |
| 12/10/2008 | CN101321033A Frame compensation process and system |
| 12/10/2008 | CN101320565A Perception weighting filtering wave method and perception weighting filter thererof |
| 12/10/2008 | CN101320564A Digital voice communication system |
| 12/10/2008 | CN101320563A Background noise encoding/decoding device, method and communication equipment |
| 12/10/2008 | CN101320562A Improvement of music compression and decompression method and its implementing circuit |
| 12/10/2008 | CN100442850C Progressive to lossless embedded audio coder (PLEAC) with multiple factorization reversible transform |
| 12/09/2008 | US7464030 Vector search method |
| 12/09/2008 | US7464029 Robust separation of speech signals in a noisy environment |
| 12/09/2008 | US7464028 System and method for frequency domain audio speed up or slow down, while maintaining pitch |
| 12/09/2008 | US7464027 Method and device for quantizing an information signal |
| 12/04/2008 | WO2008146466A1 Audio decoding device, audio decoding method, program, and integrated circuit |
| 12/04/2008 | WO2008146183A1 Device and method to reduce power consumption |
| 12/04/2008 | WO2008145994A1 Recovery of hidden data embedded in an audio signal |
| 12/04/2008 | WO2008145894A1 Audio encoding and decoding method and associated audio encoder, audio decoder and computer programs |