| 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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| 09/24/2009 | US20090240508 Sampling rate conversion apparatus and method thereof |
| 09/24/2009 | US20090240507 Method and device for transcoding audio signals |
| 09/24/2009 | US20090240506 Audio bitstream data structure arrangement of a lossy encoded signal together with lossless encoded extension data for said signal |
| 09/24/2009 | US20090240505 Audio decoding |
| 09/24/2009 | US20090240503 Acoustic signal processing apparatus and acoustic signal processing method |
| 09/24/2009 | US20090240494 Voice encoding device and voice encoding method |
| 09/24/2009 | US20090240493 Method and apparatus for searching fixed codebook |
| 09/24/2009 | US20090240492 Packet loss concealment for sub-band predictive coding based on extrapolation of sub-band audio waveforms |
| 09/24/2009 | US20090240491 Technique for encoding/decoding of codebook indices for quantized mdct spectrum in scalable speech and audio codecs |
| 09/23/2009 | EP2104096A2 Apparatus and method for converting an audio signal into a parameterized representation, apparatus and method for modifying a parameterized representation, apparatus and method for synthesizing a parameterized representation of an audio signal |
| 09/23/2009 | EP2104095A1 A method and an apparatus for adjusting quantization quality in encoder and decoder |
| 09/23/2009 | EP2102862A1 Frame error concealment method and apparatus and decoding method and apparatus using the same |
| 09/23/2009 | EP2102860A1 Method, medium, and apparatus to classify for audio signal, and method, medium and apparatus to encode and/or decode for audio signal using the same |
| 09/23/2009 | EP2102859A1 Method and apparatus to determine encoding mode of audio signal and method and apparatus to encode and/or decode audio signal using the encoding mode determination method and apparatus |
| 09/23/2009 | EP2102858A1 A method and an apparatus for processing an audio signal |
| 09/23/2009 | EP2102857A1 A method and an apparatus for processing an audio signal |
| 09/23/2009 | EP2102856A1 A method and an apparatus for processing an audio signal |
| 09/23/2009 | EP2015292B1 Efficient and scalable parametric stereo coding for low bitrate audio coding applications |
| 09/23/2009 | CN101542599A Method, apparatus, and system for encoding and decoding broadband voice signal |
| 09/23/2009 | CN101542598A Data processor |
| 09/23/2009 | CN101542597A Methods and apparatuses for encoding and decoding object-based audio signals |
| 09/23/2009 | CN101542596A Methods and apparatuses for encoding and decoding object-based audio signals |
| 09/23/2009 | CN101542595A Methods and apparatuses for encoding and decoding object-based audio signals |
| 09/23/2009 | CN101542594A Frame error concealment method and apparatus for highband signal |
| 09/23/2009 | CN101542593A Voice waveform interpolating device and method |
| 09/23/2009 | CN101540622A Method and device for packed transmission of speech code |
| 09/23/2009 | CN101540172A Encoding and decoding system of audio data and method thereof |
| 09/23/2009 | CN101540171A Audio signal encoding or decoding |
| 09/22/2009 | USRE40919 Methods for surveying dissemination of proprietary empirical data |
| 09/22/2009 | US7593848 Auto-correlators with DC and CW cancellation |
| 09/22/2009 | US7593847 Pitch detection method and apparatus |
| 09/22/2009 | US7593583 Apparatus, method and program for compressing information |
| 09/22/2009 | US7593580 Video encoding using parallel processors |
| 09/22/2009 | US7593387 Voice communication with simulated speech data |
| 09/17/2009 | WO2009114656A1 Multimode coding of speech-like and non-speech-like signals |
| 09/17/2009 | WO2009113516A1 Signal analysis/control system and method, signal control device and method, and program |
| 09/17/2009 | WO2009113316A1 Encoding device, decoding device, and method thereof |
| 09/17/2009 | WO2009113046A2 Audio volume adjustment in digital compression systems |
| 09/17/2009 | WO2009112184A1 Embedder and detector of a watermark comprising additional information |
| 09/17/2009 | US20090235079 Method and apparatus for watermarking an audio or video signal with watermark data using a spread spectrum |
| 09/17/2009 | US20090234656 Method of Encoding and Decoding an Audio Signal |
| 09/17/2009 | US20090234653 Audio decoding device and audio decoding method |
| 09/17/2009 | US20090234649 Audio matching |
| 09/17/2009 | US20090234646 Method for Reduction of Aliasing Introduced by Spectral Envelope Adjustment in Real-Valued Filterbanks |
| 09/17/2009 | US20090234645 Methods and arrangements for a speech/audio sender and receiver |
| 09/17/2009 | US20090234644 Low-complexity encoding/decoding of quantized MDCT spectrum in scalable speech and audio codecs |
| 09/17/2009 | US20090234642 Method and Apparatus for Low Complexity Combinatorial Coding of Signals |
| 09/17/2009 | US20090233582 Information providing system |
| 09/17/2009 | US20090232303 Copy Protection Method for Digital Data Stored on a Medium |
| 09/17/2009 | DE102008014311A1 Einbetter zum Einbetten eines Wasserzeichens in eine Informationsdarstellung, Detektor zum Detektieren eines Wasserzeichens in einer Informationsdarstellung, Verfahren, Computerprogramm und Informationssignal Embedder for embedding a watermark in an information presentation detector for detecting a watermark in an information presentation method, computer program and information signal |
| 09/17/2009 | CA2821036A1 Device and method for manipulating an audio signal having a transient event |
| 09/17/2009 | CA2821035A1 Device and method for manipulating an audio signal having a transient event |
| 09/17/2009 | CA2820996A1 Device and method for manipulating an audio signal having a transient event |
| 09/17/2009 | CA2645793A1 Audio matching system and method |
| 09/16/2009 | EP2101322A1 Encoding device, decoding device, and method thereof |
| 09/16/2009 | EP2101321A1 Fixed codebook search method, searcher and computer readable medium |
| 09/16/2009 | EP2101320A1 Adaptive sound source vector quantization unit and adaptive sound source vector quantization method |
| 09/16/2009 | EP2101319A1 Adaptive sound source vector quantization device, adaptive sound source vector inverse quantization device, and method thereof |
| 09/16/2009 | EP2101318A1 Encoding device, decoding device, and method thereof |
| 09/16/2009 | EP2101317A1 A synthesis filter state updating method and apparatus |
| 09/16/2009 | EP2100379A1 Audio encoding and decoding apparatus and method thereof |
| 09/16/2009 | EP2100297A1 Apparatus and method for coding and decoding multi-object audio signal with various channel |
| 09/16/2009 | EP2100296A1 Digital audio mixing |
| 09/16/2009 | EP1905009B1 Audio signal synthesis |
| 09/16/2009 | EP1814106B1 Audio switching device and audio switching method |
| 09/16/2009 | CN101536088A System and method for providing redundancy management |
| 09/16/2009 | CN101536087A Traction sheave elevator without counterweight |
| 09/16/2009 | CN101536086A A method and an apparatus for decoding an audio signal |
| 09/16/2009 | CN101536085A Apparatus and method for generating an ambient signal from an audio signal, apparatus and method for deriving a multi-channel audio signal from an audio signal and computer program |
| 09/16/2009 | CN101534308A Voice data processing method and system |
| 09/16/2009 | CN101534124A Compression algorithm for short natural language |
| 09/16/2009 | CN101533641A Method for correcting channel delay parameters of multichannel signals and device |
| 09/16/2009 | CN101533639A Voice signal processing method and device |
| 09/16/2009 | CN100541609C Method and device for implementing open-loop pitch search |
| 09/15/2009 | US7590543 Method for reduction of aliasing introduced by spectral envelope adjustment in real-valued filterbanks |
| 09/15/2009 | US7590532 Voice code conversion method and apparatus |
| 09/15/2009 | US7590527 Speech coder using an orthogonal search and an orthogonal search method |
| 09/15/2009 | US7590526 Method for processing speech signal data and finding a filter coefficient |
| 09/15/2009 | US7590525 Frame erasure concealment for predictive speech coding based on extrapolation of speech waveform |
| 09/15/2009 | US7590523 Speech post-processing using MDCT coefficients |
| 09/15/2009 | US7590259 Deriving attributes from images, audio or video to obtain metadata |
| 09/15/2009 | US7590250 Analog audio signal enhancement system using a noise suppression algorithm |
| 09/15/2009 | US7590096 Method and apparatus for improved detection of rate errors in variable rate receivers |
| 09/15/2009 | CA2348913C Complex signal activity detection for improved speech/noise classification of an audio signal |
| 09/15/2009 | CA2326565C Digital watermarking and banknotes |
| 09/11/2009 | WO2009110751A2 Method and apparatus for processing an audio signal |
| 09/11/2009 | WO2009110738A2 Method and apparatus for processing audio signal |
| 09/11/2009 | WO2009110605A1 Server device, terminal device, reproduction device |
| 09/11/2009 | WO2009109468A1 Method and apparatus for transforming between different filter bank domains |
| 09/11/2009 | WO2009109374A2 Mixing of input data streams and generation of an output data stream therefrom |
| 09/11/2009 | WO2009109373A2 Apparatus for mixing a plurality of input data streams |
| 09/11/2009 | WO2009109139A1 A super-wideband extending coding and decoding method, coder and super-wideband extending system |
| 09/11/2009 | WO2009109120A1 Method and device for audio signal encoding and decoding |
| 09/11/2009 | WO2009109050A1 System and method for enhancing a decoded tonal sound signal |
| 09/11/2009 | CA2821325A1 Mixing of input data streams and generation of an output data stream therefrom |
| 09/11/2009 | CA2717226A1 Method and apparatus for transforming between different filter bank domains |
| 09/11/2009 | CA2716817A1 Method and apparatus for processing audio signal |
| 09/11/2009 | CA2715432A1 System and method for enhancing a decoded tonal sound signal |
| 09/10/2009 | US20090228615 Vehicle Computer System with Audio Entertainment System |
| 09/10/2009 | US20090228290 Mixed lossless audio compression |