| 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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| 03/11/2014 | US8670989 Appartus and method for coding and decoding multi-object audio signal with various channel |
| 03/11/2014 | US8670988 Audio encoding/decoding apparatus and method providing multiple coding scheme interoperability |
| 03/11/2014 | US8670982 Method and device for carrying out optimal coding between two long-term prediction models |
| 03/11/2014 | US8670981 Speech encoding and decoding utilizing line spectral frequency interpolation |
| 03/11/2014 | US8670980 Tone determination device and method |
| 03/11/2014 | US8670575 Method and an apparatus for processing an audio signal |
| 03/06/2014 | WO2014036560A1 Smart notification tool for headphones |
| 03/06/2014 | WO2014035864A1 Processing audio objects in principal and supplementary encoded audio signals |
| 03/06/2014 | WO2014035012A1 Emotive speech recognition apparatus and method |
| 03/06/2014 | WO2014034697A1 Decoding method, decoding device, program, and recording method thereof |
| 03/06/2014 | WO2014033421A2 System and method for spatial domain audio decompression and compression |
| 03/06/2014 | US20140067405 Adaptive audio codec selection during a communication session |
| 03/06/2014 | US20140067381 Time-Shifting Distribution Of High Definition Audio Data |
| 03/06/2014 | US20140067362 Digital voice memo transfer and processing |
| 03/06/2014 | US20140064152 High Definition Audio Distribution System |
| 03/05/2014 | EP2702776A1 Parametric encoder for encoding a multi-channel audio signal |
| 03/05/2014 | EP2702775A1 Processing stereophonic audio signals |
| 03/05/2014 | EP2702589A1 Efficient content classification and loudness estimation |
| 03/05/2014 | EP2702588A1 Method for parametric spatial audio coding and decoding, parametric spatial audio coder and parametric spatial audio decoder |
| 03/05/2014 | EP2702585A1 Frame based audio signal classification |
| 03/05/2014 | CN103620679A Audio encoder and decoder having a flexible configuration functionality |
| 03/05/2014 | CN103620678A Bit stream transmission device, bit stream reception/transmission system, bit stream reception device, bit stream transmission method, bit stream reception method, and bit stream |
| 03/05/2014 | CN103620677A Encoding and decoding of slot positions of events in an audio signal frame |
| 03/05/2014 | CN103620676A Method of quantizing linear predictive coding coefficients, sound encoding method, method of de-quantizing linear predictive coding coefficients, sound decoding method, and recording medium |
| 03/05/2014 | CN103620675A Apparatus for quantizing linear predictive coding coefficients, sound encoding apparatus, apparatus for de-quantizing linear predictive coding coefficients, sound decoding apparatus, and electronic device therefor |
| 03/05/2014 | CN103620674A Transform audio codec and methods for encoding and decoding a time segment of an audio signal |
| 03/05/2014 | CN103620673A Audio signal processor for processing encoded multi - channel audio signals and method therefor |
| 03/05/2014 | CN103620672A Apparatus and method for error concealment in low-delay unified speech and audio coding (usac) |
| 03/05/2014 | CN103618574A SPDIF optical fiber audio decoding and forwarding circuit |
| 03/05/2014 | CN103617797A Voice processing method and device |
| 03/05/2014 | CN102754151B System and method for non-destructively normalizing loudness of audio signals within portable devices |
| 03/05/2014 | CN102216983B Apparatus and method for encoding at least one parameter associated with signal source |
| 03/05/2014 | CN102208187B Methods and apparatus for audio watermarking substantially silent media content presentation |
| 03/05/2014 | CN102143544B Method, equipment and system for controlling rate of voice coding |
| 03/05/2014 | CN101800608B Adaptive differential pulse-code modulation-demodulation system and method |
| 03/05/2014 | CN101243491B Method and apparatus for encoding and decoding audio signal |
| 03/04/2014 | US8666754 Audio signal encoding method, audio signal decoding method, encoding device, decoding device, audio signal processing system, audio signal encoding program, and audio signal decoding program |
| 03/04/2014 | US8666753 Apparatus and method for audio encoding |
| 03/04/2014 | US8666752 Apparatus and method for encoding and decoding multi-channel signal |
| 03/04/2014 | US8666736 Noise-reduction processing of speech signals |
| 03/04/2014 | US8666735 IC coding speech into primary and secondary stages of packets |
| 03/04/2014 | US8666733 Audio signal compression and decoding using band division and polynomial approximation |
| 03/04/2014 | US8666732 High frequency signal interpolating apparatus |
| 03/04/2014 | US8666132 Data compression method and data compression apparatus |
| 03/04/2014 | US8665945 Encoding method, decoding method, encoding device, decoding device, program, and recording medium |
| 03/04/2014 | US8665914 Signal analysis/control system and method, signal control apparatus and method, and program |
| 03/04/2014 | US8665737 Conversational interactivity measurement and estimation for real-time media |
| 02/27/2014 | WO2014031443A1 Filtering for detection of limited-duration distortion |
| 02/27/2014 | WO2014030938A1 Audio encoding apparatus and method, and audio decoding apparatus and method |
| 02/27/2014 | WO2014030928A1 Audio signal encoding method, audio signal decoding method, and apparatus using same |
| 02/27/2014 | WO2014030188A1 Content playback method, content playback device, and program |
| 02/27/2014 | WO2014030187A1 Content playback method, content playback device, content playback system, and program |
| 02/27/2014 | WO2014029275A1 Method and apparatus for evaluating quality of audio stream |
| 02/27/2014 | WO2013188562A3 Bandwidth extension via constrained synthesis |
| 02/27/2014 | WO2013186561A3 Doubly compatible lossless audio bandwidth extension |
| 02/27/2014 | WO2013176890A3 Three-dimensional sound compression and over-the-air-transmission during a call |
| 02/27/2014 | US20140058737 Hybrid sound signal decoder, hybrid sound signal encoder, sound signal decoding method, and sound signal encoding method |
| 02/27/2014 | US20140058736 Signal processing apparatus, signal processing method and computer program product |
| 02/27/2014 | US20140058735 Artificial Neural Network Based System for Classification of the Emotional Content of Digital Music |
| 02/27/2014 | US20140056451 Wireless sound transmission system and method |
| 02/26/2014 | EP2701144A1 Device and method for execution of huffman coding |
| 02/26/2014 | EP2700173A2 Method of quantizing linear predictive coding coefficients, sound encoding method, method of de-quantizing linear predictive coding coefficients, sound decoding method, and recording medium |
| 02/26/2014 | EP2700072A2 Apparatus for quantizing linear predictive coding coefficients, sound encoding apparatus, apparatus for de-quantizing linear predictive coding coefficients, sound decoding apparatus, and electronic device therefor |
| 02/26/2014 | CN103608860A Method and apparatus for encoding a signal |
| 02/26/2014 | CN103606373A Method and device for audio restoration and terminal device |
| 02/26/2014 | CN101925043B Local exchange method, control device and system |
| 02/25/2014 | US8660851 Stereo signal decoding device and stereo signal decoding method |
| 02/25/2014 | US8660848 Methods and systems for detection from and analysis of physical signals |
| 02/25/2014 | US8660842 Enhancing speech recognition using visual information |
| 02/25/2014 | US8660840 Method and apparatus for predictively quantizing voiced speech |
| 02/25/2014 | US8660839 System and method for leaving and transmitting speech messages |
| 02/20/2014 | US20140052455 Method, medium, and apparatus encoding and/or decoding multichannel audio signals |
| 02/20/2014 | US20140052454 Method for determining format of linear pulse-code modulation data |
| 02/20/2014 | US20140052440 Coding through combination of code vectors |
| 02/20/2014 | US20140052439 Method and apparatus for polyphonic audio signal prediction in coding and networking systems |
| 02/20/2014 | US20140052284 Automatic Identification of Repeated Material in Audio Signals |
| 02/20/2014 | US20140050325 Multi-dimensional parametric audio system and method |
| 02/20/2014 | US20140050324 Data embedding device, data embedding method, data extractor device, and data extraction method |
| 02/19/2014 | EP2698789A2 Audio decoder and decoding method using efficient downmixing |
| 02/19/2014 | EP2698788A1 Data embedding device for embedding watermarks and data embedding method for embedding watermarks |
| 02/19/2014 | EP2697796A1 Method and a decoder for attenuation of signal regions reconstructed with low accuracy |
| 02/19/2014 | EP2697795A1 Adaptive gain-shape rate sharing |
| 02/19/2014 | EP2697794A1 Evaluation of the voice quality of a coded speech signal |
| 02/19/2014 | CN103597544A Frame erasure concealment for a multi-rate speech and audio codec |
| 02/19/2014 | CN103594090A Low-complexity spectral analysis/synthesis using selectable time resolution |
| 02/19/2014 | CN102664012B Satellite mobile communication terminal and XC5VLX50T-AMBE2000 information interaction method in terminal |
| 02/19/2014 | CN102652337B Device and method for acoustic communication |
| 02/19/2014 | CN102479514B Coding method, decoding method, apparatus and system thereof |
| 02/19/2014 | CN102013255B Method for decoding an audio signal that has a base layer and an enhancement layer |
| 02/18/2014 | US8655670 Audio encoder, audio decoder and related methods for processing multi-channel audio signals using complex prediction |
| 02/18/2014 | US8655669 Audio encoder, audio decoder, method for encoding an audio information, method for decoding an audio information and computer program using an iterative interval size reduction |
| 02/18/2014 | US8655656 Method and system for assessing intelligibility of speech represented by a speech signal |
| 02/18/2014 | US8655653 Speech coding by quantizing with random-noise signal |
| 02/18/2014 | US8655652 Apparatus and method for encoding an information signal |
| 02/18/2014 | US8655651 Method, computer, computer program and computer program product for speech quality estimation |
| 02/18/2014 | US8655650 Multiple stream decoder |
| 02/18/2014 | US8655649 Speech encoding/decoding device |
| 02/18/2014 | US8655156 Auxiliary audio transmission for preserving synchronized playout with paced-down video |
| 02/18/2014 | US8654985 Stereo compatible multi-channel audio coding |
| 02/18/2014 | CA2720636C Method and apparatus for maintaining speech audibility in multi-channel audio with minimal impact on surround experience |