| 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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| 05/12/2010 | CN101140759B Band-width spreading method and system for voice or audio signal |
| 05/12/2010 | CN101056452B Method and system for negotiating the voice encoding and decoding format in the communication system |
| 05/12/2010 | CN101035302B Apparatus for reproduction of information |
| 05/11/2010 | US7716487 License-based cryptographic technique, particularly suited for use in a digital rights management system, for controlling access and use of bore resistant software objects in a client computer |
| 05/11/2010 | US7716045 Method for quantifying an ultra low-rate speech coder |
| 05/11/2010 | US7716044 Sound collecting method and sound collecting device |
| 05/11/2010 | US7716042 Audio coding |
| 05/11/2010 | US7715567 Noise reduction in a stereo receiver |
| 05/11/2010 | US7715365 Vocoder and communication method using the same |
| 05/11/2010 | CA2558161C Device and method for processing a multi-channel signal |
| 05/06/2010 | WO2010051542A2 Melodis crystal decoder method and device |
| 05/06/2010 | WO2010050740A2 Apparatus and method for encoding/decoding multichannel signal |
| 05/06/2010 | WO2010048827A1 Encoding and decoding method and device for high frequency band signal |
| 05/06/2010 | US20100114585 Apparatus for processing an audio signal and method thereof |
| 05/06/2010 | US20100114584 Audio device and audio processing method |
| 05/06/2010 | US20100114583 Apparatus for processing an audio signal and method thereof |
| 05/06/2010 | US20100114582 Apparatus and method for coding and decoding multi-object audio signal with various channel including information bitstream conversion |
| 05/06/2010 | US20100114581 Method for encoding, method for decoding, encoder, decoder and computer program products |
| 05/06/2010 | US20100114568 Apparatus for processing an audio signal and method thereof |
| 05/06/2010 | US20100114567 Method And Arrangement For Smoothing Of Stationary Background Noise |
| 05/06/2010 | US20100114566 Method and apparatus for encoding/decoding speech signal |
| 05/06/2010 | US20100114565 Audible errors detection and prevention for speech decoding, audible errors concealing |
| 05/06/2010 | US20100111355 Methods and apparatus for enhancing the robustness of watermark extraction from digital host content |
| 05/06/2010 | US20100111071 Communication device for providing value-added information based upon content and/or context information |
| 05/05/2010 | EP2182513A1 An apparatus for processing an audio signal and method thereof |
| 05/05/2010 | EP2181444A1 Unified filter bank for performing signal conversions |
| 05/05/2010 | CN201449745U Hi-fi digital sound player capable of rereading fragments randomly |
| 05/05/2010 | CN201449727U Conversion device based on field programmable gate array |
| 05/05/2010 | CN1963919B Syncopating note method based on energy |
| 05/05/2010 | CN1930608B Apparatus and method for generating a level parameter and apparatus and method for generating a multi-channel representation |
| 05/05/2010 | CN1926608B Device and method for processing a multi-channel signal |
| 05/05/2010 | CN1918632B Audio encoding |
| 05/05/2010 | CN1820306B Method and device for gain quantization in variable bit rate wideband speech coding |
| 05/05/2010 | CN1770256B Digital audio frequency mixing method based on transform domain |
| 05/05/2010 | CN1763844B End-point detecting method, apparatus and speech recognition system based on sliding window |
| 05/05/2010 | CN1756086B Multichannel audio data encoding/decoding method and apparatus |
| 05/05/2010 | CN1723724B Tandem-free intersystem voice communication |
| 05/05/2010 | CN101702315A Method for transmitting high fidelity voice data in real time by unmanned controller |
| 05/05/2010 | CN101069221B Codec-assisted capacity enhancement of wireless VOIP |
| 05/04/2010 | US7711563 Method and system for frame erasure concealment for predictive speech coding based on extrapolation of speech waveform |
| 05/04/2010 | US7711556 Pseudo-cepstral adaptive short-term post-filters for speech coders |
| 05/04/2010 | US7711555 Method for compression and expansion of digital audio data |
| 05/04/2010 | US7711554 Sound packet transmitting method, sound packet transmitting apparatus, sound packet transmitting program, and recording medium in which that program has been recorded |
| 05/04/2010 | US7711143 Methods for marking images |
| 05/04/2010 | US7710982 Sound packet reproducing method, sound packet reproducing apparatus, sound packet reproducing program, and recording medium |
| 04/29/2010 | WO2010047566A2 An apparatus for processing an audio signal and method thereof |
| 04/29/2010 | WO2010046954A1 Noise suppression device and audio decoding device |
| 04/29/2010 | US20100106511 Encoding apparatus and encoding method |
| 04/29/2010 | US20100106510 Methods and apparatus to perform audio watermarking and watermark detection and extraction |
| 04/29/2010 | US20100106509 Audio encoding method, audio decoding method, audio encoding device, audio decoding device, program, and audio encoding/decoding system |
| 04/29/2010 | US20100106508 System for providing audio recordings |
| 04/29/2010 | US20100106496 Encoding device and encoding method |
| 04/29/2010 | US20100106495 Voice recognition system, method, and program |
| 04/29/2010 | US20100106493 Encoding device and encoding method |
| 04/29/2010 | US20100106492 Adaptive sound source vector quantization unit and adaptive sound source vector quantization method |
| 04/29/2010 | US20100106490 Method and Speech Encoder with Length Adjustment of DTX Hangover Period |
| 04/29/2010 | US20100106489 Method and System for Speech Quality Prediction of the Impact of Time Localized Distortions of an Audio Transmission System |
| 04/29/2010 | US20100106488 Voice encoding device and voice encoding method |
| 04/29/2010 | US20100106273 Audio Data Associated With A Surface And A Position On The Surface |
| 04/29/2010 | US20100106272 Sound Recording Device, Sound Recording Method, And Sound Recording Program Embodied On Computer Readable Medium |
| 04/29/2010 | US20100106269 Method and apparatus for signal processing using transform-domain log-companding |
| 04/28/2010 | EP2179588A1 Encoding method and apparatus for efficiently encoding sinusoidal signal whose magnitude is less than masking value according to psychoacoustic model and decoding method and apparatus for decoding encoded sinusoidal signal |
| 04/28/2010 | EP2179415A1 Apparatus and method for encoding and decoding enhancement layer |
| 04/28/2010 | CN1855225B Lossless decoder and method |
| 04/28/2010 | CN1735925B Reducing scale factor transmission cost for MPEG-2 AAC using a lattice |
| 04/28/2010 | CN1723653B Message reconstruction from partial detection |
| 04/28/2010 | CN1613045B Personal computer system based on wireless man machine interacting device and its data transmitting method |
| 04/27/2010 | US7707425 Recognizer of content of digital signals |
| 04/27/2010 | US7707241 Determining type of signal encoder |
| 04/27/2010 | US7707034 Audio codec post-filter |
| 04/27/2010 | US7707029 Training wideband acoustic models in the cepstral domain using mixed-bandwidth training data for speech recognition |
| 04/27/2010 | US7706550 Noise suppression apparatus and method |
| 04/27/2010 | US7706405 System for efficient recovery of Node-B buffered data following MAC layer reset |
| 04/27/2010 | US7706313 Method and arrangement for implementing minimum activity during discontinuous transmission |
| 04/27/2010 | US7705912 Method for processing a digital video signal |
| 04/22/2010 | WO2010044593A2 Lpc residual signal encoding/decoding apparatus of modified discrete cosine transform (mdct)-based unified voice/audio encoding device |
| 04/22/2010 | WO2010005264A3 Method and apparatus for editing audio object in spatial information-based multi-object audio coding apparatus |
| 04/22/2010 | US20100100390 Audio encoding apparatus, audio decoding apparatus, and audio encoded information transmitting apparatus |
| 04/22/2010 | US20100100376 Visualization interface of continuous waveform multi-speaker identification |
| 04/22/2010 | US20100100373 Audio decoding device and audio decoding method |
| 04/22/2010 | US20100100372 Stereo encoding device, stereo decoding device, and their method |
| 04/22/2010 | US20100098199 Post-filter, decoding device, and post-filter processing method |
| 04/21/2010 | EP2176861A1 Hierarchical coding of digital audio signals |
| 04/21/2010 | EP2176860A1 Signal encoding using pitch-regularizing and non-pitch-regularizing coding |
| 04/21/2010 | EP2176859A1 Method and apparatus for encoding and decoding continuation sinusoidal signal of audio signal |
| 04/21/2010 | CN1781338B Advanced processing based on a complex-exponential-modulated filterbank and adaptive time signalling methods |
| 04/21/2010 | CN1622470B An adaptive difference pulse code modulation decoding device and method |
| 04/21/2010 | CN101335004B Method and apparatus for multi-stage quantization |
| 04/21/2010 | CN101335000B Method and apparatus for encoding |
| 04/20/2010 | USRE41256 Audio transmission, recording and reproducing system |
| 04/20/2010 | US7702514 Adjustment of scale factors in a perceptual audio coder based on cumulative total buffer space used and mean subband intensities |
| 04/20/2010 | US7702513 High quality image and audio coding apparatus and method depending on the ROI setting |
| 04/20/2010 | US7702511 Watermarking to convey auxiliary information, and media embodying same |
| 04/20/2010 | US7702505 Channel normalization apparatus and method for robust speech recognition |
| 04/20/2010 | US7702504 Bitrate scalable speech coding and decoding apparatus and method |
| 04/20/2010 | US7702503 Voice model for speech processing based on ordered average ranks of spectral features |
| 04/20/2010 | US7702502 Apparatus for signal decomposition, analysis and reconstruction |
| 04/20/2010 | US7702406 Coding apparatus and method, decoding apparatus and method, and program storage medium |
| 04/20/2010 | US7702404 Digital audio processing |
| 04/20/2010 | US7701886 Packet loss concealment based on statistical n-gram predictive models for use in voice-over-IP speech transmission |