| 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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| 03/14/2013 | US20130066639 Signal processing method, encoding apparatus thereof, and decoding apparatus thereof |
| 03/14/2013 | US20130066626 Speech enhancement method |
| 03/14/2013 | US20130064383 Information signal representation using lapped transform |
| 03/13/2013 | CN202785132U Elevator sound system with decoder |
| 03/13/2013 | CN102971788A Method and encoder and decoder for gapless playback of an audio signal |
| 03/13/2013 | CN102970394A Semiconductor device, radio communication terminal using the same, and control method |
| 03/13/2013 | CN102970269A Dynamic data sending method for in-band on-channel (IBOC) system based on ear perception |
| 03/13/2013 | CN102970133A Voice transmission method of quantum network and voice terminal |
| 03/13/2013 | CN102968998A Scalable speech and audio encoding using combinatorial encoding of mdct spectrum |
| 03/13/2013 | CN102968997A Method and device for treatment after noise enhancement in broadband voice decoding |
| 03/13/2013 | CN102968996A Temporal envelope shaping for spatial audio coding using frequency domain wiener filtering |
| 03/13/2013 | CN102968995A Sound mixing method and device of audio signal |
| 03/13/2013 | CN102968994A Multi-object audio encoding and decoding method and apparatus thereof |
| 03/13/2013 | CN102968993A Audio signal decorrelator |
| 03/13/2013 | CN102968988A Robustness voice conversion method with insufficient training data |
| 03/13/2013 | CN102411921B Coding and decoding device, and executing and driving method thereof |
| 03/13/2013 | CN102332268B Speech signal sparse representation method based on self-adaptive redundant dictionary |
| 03/13/2013 | CN102158711B Reversible 2-dimensional pre-/post-filtering for lapped biorthogonal transform |
| 03/13/2013 | CN102122508B Method, device, encoder apparatus, decoder apparatus and audio system |
| 03/13/2013 | CN101971249B Fingerprint for calculating an audio signal, device and method for synchronizing and characterizing a test audio signal |
| 03/13/2013 | CN101809656B Sound coding device, sound decoding device, sound coding/decoding device, and conference system |
| 03/13/2013 | CN101790887B Method and apparatus for encoding/decoding media signal |
| 03/13/2013 | CN101741391B Method for optimizing memory space during MP3 audio decoding at fixed point DSP |
| 03/13/2013 | CN101690270B Method and device for adopting audio with enhanced remixing capability |
| 03/13/2013 | CN101627426B Method and arrangement for controlling smoothing of stationary background noise |
| 03/13/2013 | CN101589623B Encoder, decoder and methods for encoding and decoding data segments representing a time-domain data stream |
| 03/13/2013 | CN101379555B Apparatus and method for encoding/decoding signal |
| 03/13/2013 | CN101297353B Apparatus for encoding and decoding audio signal and method thereof |
| 03/12/2013 | US8397269 Fast digital channel changing |
| 03/12/2013 | US8396717 Speech encoding apparatus and speech encoding method |
| 03/12/2013 | US8396716 Signal compression method and apparatus |
| 03/12/2013 | US8396707 Method and device for efficient quantization of transform information in an embedded speech and audio codec |
| 03/12/2013 | US8396706 Speech coding |
| 03/12/2013 | US8396704 Producing time uniform feature vectors |
| 03/12/2013 | US8396703 Voice band expander and expansion method, and voice communication apparatus |
| 03/07/2013 | WO2013032403A1 A system, sound processing apparatus and sound processing method for electronic games |
| 03/07/2013 | WO2013030863A1 Display device, display method, and program |
| 03/07/2013 | WO2013030339A1 Direction of arrival estimation using watermarked audio signals and microphone arrays |
| 03/07/2013 | WO2013029838A1 A method to generate audio fingerprints |
| 03/07/2013 | WO2013029225A1 Parametric multichannel encoder and decoder |
| 03/07/2013 | WO2012169808A3 Audio signal processing method, audio encoding apparatus, audio decoding apparatus, and terminal adopting the same |
| 03/07/2013 | US20130060565 Systems and methods for frame synchronization |
| 03/07/2013 | US20130060367 Apparatus and method for handling transient sound events in audio signals when changing the replay speed or pitch |
| 03/07/2013 | US20130060365 Method and apparatus for processing an audio signal |
| 03/07/2013 | US20130058500 Frequency band extending apparatus, frequency band extending method, player apparatus, playing method, program and recording medium |
| 03/07/2013 | CA2846080A1 Direction of arrival estimation using watermarked audio signals and microphone arrays |
| 03/06/2013 | EP2565872A2 Method and apparatus for down-mixing multi-channel audio signal |
| 03/06/2013 | EP2565667A1 Direction of arrival estimation using watermarked audio signals and microphone arrays |
| 03/06/2013 | EP1959434B1 Speech encoder |
| 03/06/2013 | CN102959873A Encoding method, decoding method, device, program, and recording medium |
| 03/06/2013 | CN102959872A Encoding method, decoding method, device, program, and recording medium |
| 03/06/2013 | CN102959871A Encoding method, decoding method, encoding device, decoding device, program, and recording medium |
| 03/06/2013 | CN102959623A Encoding method, decoding method, encoding device, decoding device, program, and recording medium |
| 03/06/2013 | CN102959622A Watermark signal provision and watermark embedding |
| 03/06/2013 | CN102959621A Watermark decoder and method for providing binary message data |
| 03/06/2013 | CN102959620A Information signal representation using lapped transform |
| 03/06/2013 | CN102959619A Bit allocation device, method, program and recording medium thereof |
| 03/06/2013 | CN102956234A Method and apparatus for frequency domain watermark processing a multi-channel audio signal in real-time |
| 03/06/2013 | CN102956233A Expanding structure and corresponding expanding device of additional data for digital audio coding |
| 03/06/2013 | CN102084418B Apparatus and method for adjusting spatial cue information of a multichannel audio signal |
| 03/06/2013 | CN101952886B Method and means for encoding background noise information |
| 03/06/2013 | CN101715549B Recovery of hidden data embedded in an audio signal |
| 03/06/2013 | CN101689369B Method and apparatus for coding and decoding amplitude of partial |
| 03/06/2013 | CN101518081B Method and system for error robust audio playback time stamp reporting |
| 03/06/2013 | CN101502091B Audio signal decorrelator |
| 03/06/2013 | CN101278485B Method and device to provide arithmetic decoding of scalable bsac audio data |
| 03/05/2013 | US8392203 Encoding method and system |
| 03/05/2013 | US8392201 Method and system for distributed audio transcoding in peer-to-peer systems |
| 03/05/2013 | US8392200 Low complexity spectral band replication (SBR) filterbanks |
| 03/05/2013 | US8392199 Clipping detection device and method |
| 03/05/2013 | US8392187 Dynamic pruning for automatic speech recognition |
| 03/05/2013 | US8392182 Speech coding |
| 03/05/2013 | US8392180 Automatic gain control |
| 03/05/2013 | US8392178 Pitch lag vectors for speech encoding |
| 03/05/2013 | US8392177 Method and apparatus for frequency encoding, and method and apparatus for frequency decoding |
| 03/05/2013 | US8391541 Steganographic encoding and detecting for video signals |
| 03/05/2013 | US8391513 Stream synthesizing device, decoding unit and method |
| 03/05/2013 | US8391373 Concealment of transmission error in a digital audio signal in a hierarchical decoding structure |
| 03/05/2013 | US8391358 Methods and system for encoding/decoding signals including scrambling spectral representation and downsampling |
| 03/05/2013 | US8391175 Generic on-chip homing and resident, real-time bit exact tests |
| 02/28/2013 | WO2013027631A1 Encoding device and method, decoding device and method, and program |
| 02/28/2013 | WO2013027630A1 Encoding device and method, decoding device and method, and program |
| 02/28/2013 | WO2013027629A1 Encoding device and method, decoding device and method, and program |
| 02/28/2013 | WO2013026155A1 Multi-structural, multi-level information formalization and structuring method, and associated apparatus |
| 02/28/2013 | WO2010062123A3 Unified speech/audio codec (usac) processing windows sequence based mode switching |
| 02/28/2013 | US20130054253 Audio encoding device, audio encoding method, and computer-readable recording medium storing audio encoding computer program |
| 02/28/2013 | US20130054252 Audio Processing Method and Apparatus |
| 02/28/2013 | US20130054251 Automatic detection of audio compression parameters |
| 02/28/2013 | US20130054230 Estimation of speech energy based on code excited linear prediction (celp) parameters extracted from a partially-decoded celp-encoded bit stream and applications of same |
| 02/28/2013 | US20130054229 Portable device and method for multiple recording of data |
| 02/28/2013 | US20130051579 Prediction of signals |
| 02/28/2013 | US20130051571 Apparatus and method for processing an audio signal using patch border alignment |
| 02/28/2013 | CA2845731A1 Multi-structural, multi-level information formalization and structuring method, and associated apparatus |
| 02/27/2013 | EP2562754A1 Signal processing device and method, encoding device and method, decoding device and method, and program |
| 02/27/2013 | EP2562750A1 Encoding device, decoding device, encoding method and decoding method |
| 02/27/2013 | EP2562749A1 Method and apparatus for frequency domain watermark processing a multi-channel audio signal in real-time |
| 02/27/2013 | EP2562748A1 Method and apparatus for frequency domain watermark processing a multi-channel audio signal in real-time |
| 02/27/2013 | CN102947881A Decoding device, encoding device, and methods for same |
| 02/27/2013 | CN102947880A Mdct-based complex prediction stereo coding |
| 02/27/2013 | CN102945673A Continuous speech recognition method with speech command range changed dynamically |