| 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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| 03/23/2006 | WO2006030340A2 Combined audio coding minimizing perceptual distortion |
| 03/23/2006 | US20060064300 Audio mixing method and computer software product |
| 03/23/2006 | US20060062386 Steganographic encoding and decoding of auxiliary codes in media signals |
| 03/23/2006 | DE102004043521A1 Vorrichtung und Verfahren zum Erzeugen eines Multikanalsignals oder eines Parameterdatensatzes Apparatus and method for generating a multi-channel signal or a parameter data set |
| 03/23/2006 | DE102004042819A1 Vorrichtung und Verfahren zum Erzeugen eines codierten Multikanalsignals und Vorrichtung und Verfahren zum Decodieren eines codierten Multikanalsignals Apparatus and method for generating an encoded multi-channel signal, and apparatus and method for decoding an encoded multi-channel signal |
| 03/22/2006 | EP1638082A2 Digital content playback apparatus |
| 03/22/2006 | EP1636791A1 Apparatus and method for encoding an audio signal and apparatus and method for decoding an encoded audio signal |
| 03/22/2006 | EP1105870B1 Speech encoder adaptively applying pitch preprocessing with continuous warping of the input signal |
| 03/22/2006 | CN1751338A Method and apparatus for speech coding |
| 03/22/2006 | CN1750124A Bandwidth extension of band limited audio signals |
| 03/22/2006 | CN1750122A Telescopic voice compression recovery technology based on extreme point |
| 03/22/2006 | CN1246972C Audio signal receiving and recording method |
| 03/22/2006 | CN1246971C Audio signal coding, decoding method |
| 03/22/2006 | CN1246970C Audio signal transmission and receiving method |
| 03/22/2006 | CN1246969C Audio signalrecording method and receiving method |
| 03/22/2006 | CN1246853C Multi-format personal digital audio player |
| 03/22/2006 | CN1246828C Data processing method and processor and data transmission system |
| 03/22/2006 | CN1246827C Voice data processing method for low speed and variable speed transinission system |
| 03/22/2006 | CN1246825C Method and device for predicationg intonation estimated value of voice signal |
| 03/21/2006 | US7016850 Method and apparatus for reducing access delay in discontinuous transmission packet telephony systems |
| 03/21/2006 | US7016834 Method for decreasing the processing capacity required by speech encoding and a network element |
| 03/21/2006 | US7016831 Voice code conversion apparatus |
| 03/21/2006 | US7016516 Authentication of identification documents |
| 03/21/2006 | US7016502 Encoder and decoder |
| 03/16/2006 | WO2006028010A1 Scalable encoding device and scalable encoding method |
| 03/16/2006 | WO2006028009A1 Scalable decoding device and signal loss compensation method |
| 03/16/2006 | WO2006027717A1 Audio signal enhancement |
| 03/16/2006 | WO2006027138A1 Generation of a multichannel encoded signal and decoding of a multichannel encoded signal |
| 03/16/2006 | WO2006027079A1 Device and method for reconstructing a multichannel audio signal and for generating a parameter data record therefor |
| 03/16/2006 | WO2005117517A3 Neuroevolution-based artificial bandwidth expansion of telephone band speech |
| 03/16/2006 | WO2005115077A3 System and method for enhanced artificial bandwidth expansion |
| 03/16/2006 | WO2005098821A3 Multi-channel encoder |
| 03/16/2006 | US20060059203 Information processing apparatus, information delivery system, information processing method, and recording medium |
| 03/16/2006 | DE10393776T5 Kodierung von mehreren Nachrichten in Audiodaten und Detektierung derselben Encoding of multiple messages in audio data and detecting the same |
| 03/15/2006 | EP1635461A1 Method for reduction of aliasing introduced by spectral envelope adjustment in real-valued filterbanks |
| 03/15/2006 | EP1635330A1 Apparatus and method for transmitting background sound with voice signals in a phone |
| 03/15/2006 | EP1635327A1 Information transmission device |
| 03/15/2006 | EP1634402A2 Circuits and methods for reducing pin count in multiple-mode integrated circuit devices |
| 03/15/2006 | EP1634280A2 Multi-channel speech processor with increased channel density |
| 03/15/2006 | EP1634278A2 Receiving apparatus, sending apparatus and transmission system |
| 03/15/2006 | EP1634276A1 Apparatus and method for embedding a watermark using sub-band filtering |
| 03/15/2006 | EP1634275A2 Bit-stream watermarking |
| 03/15/2006 | EP1093690B1 Method and device for masking errors |
| 03/15/2006 | CN1748443A Support of a multichannel audio extension |
| 03/15/2006 | CN1748251A Device for recovering missing frequency components |
| 03/15/2006 | CN1748249A Intermediary for speech processing in network environments |
| 03/15/2006 | CN1748248A Conversion of synthesized spectral components for encoding and low-complexity transcoding |
| 03/15/2006 | CN1748247A Audio coding |
| 03/15/2006 | CN1748246A 信号处理 Signal Processing |
| 03/15/2006 | CN1748244A Pitch quantization for distributed speech recognition |
| 03/15/2006 | CN1748242A Audio reproduction apparatus, method, computer program |
| 03/15/2006 | CN1746971A Speech key of mobile |
| 03/15/2006 | CN1245706C Multimode speech encoder |
| 03/14/2006 | US7013274 Speech feature extraction system |
| 03/14/2006 | US7013272 Amplitude masking of spectra for speech recognition method and apparatus |
| 03/14/2006 | US7013271 Method and system for implementing a low complexity spectrum estimation technique for comfort noise generation |
| 03/14/2006 | US7013270 Determining linear predictive coding filter parameters for encoding a voice signal |
| 03/14/2006 | US7013269 Voicing measure for a speech CODEC system |
| 03/14/2006 | US7013268 Method and apparatus for improved weighting filters in a CELP encoder |
| 03/14/2006 | US7013011 Audio limiting circuit |
| 03/14/2006 | US7012901 Devices, software and methods for generating aggregate comfort noise in teleconferencing over VoIP networks |
| 03/14/2006 | US7012183 Apparatus for analyzing an audio signal with regard to rhythm information of the audio signal by using an autocorrelation function |
| 03/14/2006 | CA2332596C Improved lost frame recovery techniques for parametric, lpc-based speech coding systems |
| 03/09/2006 | WO2006026635A2 Adaptive de-jitter buffer for voice over ip |
| 03/09/2006 | WO2006026161A2 Temporal envelope shaping for spatial audio coding using frequency domain wiener filtering |
| 03/09/2006 | WO2006025502A1 Voice encoding device, voice decoding device, and methods therefor |
| 03/09/2006 | WO2006025313A1 Audio encoding apparatus, audio decoding apparatus, communication apparatus and audio encoding method |
| 03/09/2006 | WO2006024977A1 Method and device for transcoding |
| 03/09/2006 | WO2004102464A3 Reversible watermarking and related applications |
| 03/09/2006 | US20060053020 Quality and rate control strategy for digital audio |
| 03/09/2006 | US20060053019 Recording and reproducing apparatus for use with optical recording medium having real-time, losslessly encoded data |
| 03/09/2006 | US20060053018 Advanced processing based on a complex-exponential-modulated filterbank and adaptive time signalling methods |
| 03/09/2006 | US20060053008 Noise robust speech recognition with a switching linear dynamic model |
| 03/09/2006 | US20060053003 Acoustic interval detection method and device |
| 03/09/2006 | US20060052887 Audio electronic watermarking device |
| 03/09/2006 | US20060051066 Encoding controller and encoding system |
| 03/09/2006 | US20060049966 Audio data code conversion transmission method and code conversion reception method, device, system, and program |
| 03/09/2006 | DE102004009949B4 Vorrichtung und Verfahren zum Ermitteln eines Schätzwertes Apparatus and method for determining an estimated value |
| 03/09/2006 | CA2691589A1 Method and apparatus for an adaptive de-jitter buffer |
| 03/09/2006 | CA2578610A1 Voice encoding device, voice decoding device, and methods therefor |
| 03/09/2006 | CA2576739A1 Multichannel decorrelation in spatial audio coding |
| 03/08/2006 | EP1631954A1 Audio coding |
| 03/08/2006 | EP1595244A4 Pitch quantization for distributed speech recognition |
| 03/08/2006 | EP1579425A4 Method and device for compressed-domain packet loss concealment |
| 03/08/2006 | EP1240771A4 Method and system for telephone control |
| 03/08/2006 | CN1744198A CELP-based voice multi-description coding-decoding method |
| 03/08/2006 | CN1244907C High frequency intensifier coding method for broadband speech coder and decoder and apparatus |
| 03/08/2006 | CN1244906C Method for changing voice signal bandwidth and voice coding apparatus and decoding apparatus |
| 03/08/2006 | CN1244905C Method for estimating coding-decoding parameters |
| 03/08/2006 | CN1244904C Audio signal coding method and apparatus |
| 03/08/2006 | CN1244903C Method for fast searching weighted quantized vector of line spectrum in use for encoding voice |
| 03/08/2006 | CN1244900C Silence detector in sound signal and receiver for receiving compressed sound signal |
| 03/07/2006 | US7010809 Reproduction device stopping reproduction of encrypted content data having encrypted region shorter than predetermined length |
| 03/07/2006 | US7010483 Speech processing system |
| 03/07/2006 | US7010482 REW parametric vector quantization and dual-predictive SEW vector quantization for waveform interpolative coding |
| 03/07/2006 | US7010481 Method and apparatus for performing speech segmentation |
| 03/07/2006 | US7010480 Controlling a weighting filter based on the spectral content of a speech signal |
| 03/07/2006 | US7010291 Mobile telephone unit using singing voice synthesis and mobile telephone system |
| 03/02/2006 | WO2006022308A1 Multichannel signal coding equipment and multichannel signal decoding equipment |
| 03/02/2006 | WO2006022124A1 Audio decoder, method and program |