| Patents for G10L 21 - Processing of the speech or voice signal to produce another audible or non-audible signal, e.g. visual or tactile, in order to modify its quality or its intelligibility (18,985) |
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| 03/20/2013 | EP2571024A1 Adaptive transition frequency between noise fill and bandwidth extension |
| 03/20/2013 | CN102986136A Apparatus and method for modifying an input audio signal |
| 03/20/2013 | CN102985970A Improved magnitude response and temporal alignment in phase vocoder based bandwidth extension for audio signals |
| 03/20/2013 | CN102984323A Process audio frequency signal |
| 03/20/2013 | CN102982808A Speech denoising device and method based on wavelet transform |
| 03/20/2013 | CN102982801A Phonetic feature extracting method for robust voice recognition |
| 03/20/2013 | CN102981149A Down-hole remote locating method and system based on beam forming |
| 03/20/2013 | CN102246230B Systems and methods for improving the intelligibility of speech in a noisy environment |
| 03/20/2013 | CN101969307B Improved data weighed averaging algorithm and device |
| 03/20/2013 | CN101952889B Method and apparatus for estimating high-band energy in a bandwidth extension system |
| 03/20/2013 | CN101894565B Voice signal restoration method and device |
| 03/20/2013 | CN101894563B Voice enhancing method |
| 03/20/2013 | CN101453532B Sound processing equipment used in loudspeaker switch |
| 03/19/2013 | US8401865 Flexible parameter update in audio/speech coded signals |
| 03/19/2013 | US8401863 Audio encoding and decoding with conditional quantizers |
| 03/19/2013 | US8401861 Generating a frequency warping function based on phoneme and context |
| 03/19/2013 | US8401858 Method and system for voice communication |
| 03/19/2013 | US8401857 Assisting apparatus generating task-completed data while keeping some original data secret from the operator in charge of the task |
| 03/19/2013 | US8401846 Performing speech recognition over a network and using speech recognition results |
| 03/19/2013 | US8401845 System and method for enhancing a decoded tonal sound signal |
| 03/19/2013 | US8401843 Method and device for coding transition frames in speech signals |
| 03/19/2013 | US8401682 Interactive sound reproducing |
| 03/14/2013 | WO2013035257A1 Encoding device, decoding device, encoding method and decoding method |
| 03/14/2013 | WO2013033991A1 Method, device, and system for noise reduction in multi-microphone array |
| 03/14/2013 | WO2012145709A3 A method for encoding multiple microphone signals into a source-separable audio signal for network transmission and an apparatus for directed source separation |
| 03/14/2013 | US20130066638 Echo Cancelling-Codec |
| 03/14/2013 | US20130066634 Automated Conversation Assistance |
| 03/14/2013 | US20130066633 Providing Audio-Activated Resource Access for User Devices |
| 03/14/2013 | US20130066628 Apparatus and method for suppressing noise from voice signal by adaptively updating wiener filter coefficient by means of coherence |
| 03/14/2013 | US20130066627 Apparatus and method of enhancing quality of speech codec |
| 03/14/2013 | US20130065205 Apparatus and method for generating vocal organ animation |
| 03/14/2013 | US20130064392 Single processing method, information processing apparatus and signal processing program |
| 03/13/2013 | EP2567377A1 Wind suppression/replacement component for use with electronic systems |
| 03/13/2013 | CN102969003A Image pickup sound extracting method and device |
| 03/13/2013 | CN102969002A Microphone array speech enhancement device capable of suppressing mobile noise |
| 03/13/2013 | CN102969001A Noise reduction for dual-microphone communication devices |
| 03/13/2013 | CN102969000A Multi-channel speech enhancement method |
| 03/13/2013 | CN102968999A Audio signal processing |
| 03/13/2013 | CN102968993A Audio signal decorrelator |
| 03/13/2013 | CN102099857B Method and system for frequency domain postfiltering of encoded audio data in a decoder |
| 03/13/2013 | CN101627426B Method and arrangement for controlling smoothing of stationary background noise |
| 03/13/2013 | CN101622669B Systems, methods, and apparatus for signal separation |
| 03/12/2013 | US8396717 Speech encoding apparatus and speech encoding method |
| 03/12/2013 | US8396715 Confidence threshold tuning |
| 03/12/2013 | US8396709 Speech recognition using device docking context |
| 03/12/2013 | US8396705 Extraction and matching of characteristic fingerprints from audio signals |
| 03/12/2013 | US8396234 Method for reducing noise in an input signal of a hearing device as well as a hearing device |
| 03/09/2013 | CA2788916A1 Echo cancelling codec |
| 03/07/2013 | WO2013032025A1 Signal processing device, signal processing method, and computer program |
| 03/07/2013 | WO2013031677A1 Pronunciation movement visualization device and pronunciation learning device |
| 03/07/2013 | WO2013030862A1 Display device, display method, and program |
| 03/07/2013 | WO2013030345A2 A method and a system for noise suppressing an audio signal |
| 03/07/2013 | WO2013030134A1 Method and apparatus for acoustic source separation |
| 03/07/2013 | WO2013029944A1 Method and device for slowing a digital audio signal |
| 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 | US20130058498 Device and method for improved magnitude response and temporal alignment in a phase vocoder based bandwidth extension method for audio signals |
| 03/06/2013 | CN102959618A Speech recognition apparatus |
| 03/06/2013 | CN102957440A Audio-signal-processing circuit |
| 03/06/2013 | CN102956236A Information processing device, information processing method and program |
| 03/06/2013 | CN102956235A Method of removing microphone noise and portable terminal supporting the same |
| 03/06/2013 | CN102081928B Method for separating single-channel mixed voice based on compressed sensing and K-SVD |
| 03/06/2013 | CN101502091B Audio signal decorrelator |
| 03/05/2013 | US8392203 Encoding method and system |
| 03/05/2013 | US8392202 Low-complexity spectral analysis/synthesis using selectable time resolution |
| 03/05/2013 | US8392197 Speaker speed conversion system, method for same, and speed conversion device |
| 03/05/2013 | US8392194 System and method for machine-based determination of speech intelligibility in an aircraft during flight operations |
| 03/05/2013 | US8392184 Filtering of beamformed speech signals |
| 03/05/2013 | US8392181 Subtraction of a shaped component of a noise reduction spectrum from a combined signal |
| 03/05/2013 | US8391471 Echo suppressing apparatus, echo suppressing system, echo suppressing method and recording medium |
| 02/28/2013 | WO2013027775A1 Sound correction device, sound correction method, and program |
| 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 | US20130054254 Encoding method, encoding apparatus, and computer readable recording medium |
| 02/28/2013 | US20130054250 Visualizing, navigating and interacting with audio content |
| 02/28/2013 | US20130054249 Visualizing, navigating and interacting with audio content |
| 02/28/2013 | US20130054248 Projector, projection system, and retrieved information displaying method |
| 02/28/2013 | US20130054234 Apparatus and method for eliminating noise |
| 02/28/2013 | US20130054233 Method, System and Computer Program Product for Attenuating Noise Using Multiple Channels |
| 02/28/2013 | US20130054232 Method, System and Computer Program Product for Attenuating Noise in Multiple Time Frames |
| 02/28/2013 | US20130054231 Noise reduction for dual-microphone communication devices |
| 02/28/2013 | US20130054228 System and method for processing multi-modal device interactions in a natural language voice services environment |
| 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 | US20130050973 Magnetic stand for tablet device |
| 02/27/2013 | EP2562754A1 Signal processing device and method, encoding device and method, decoding device and method, and program |
| 02/27/2013 | EP2562753A2 Method of removing microphone noise and portable terminal supporting the same |
| 02/27/2013 | EP2562752A1 Sound source separator device, sound source separator method, and program |
| 02/27/2013 | EP2562751A1 Temporal interpolation of adjacent spectra |
| 02/27/2013 | EP2561509A2 A method, circuit, device, system, and corresponding computer readable code for facilitating communication with and among interactive devices |
| 02/27/2013 | CN102947882A Apparatus, method and computer program for generating a wideband signal using guided bandwidth extension and blind bandwidth extension |
| 02/27/2013 | CN102945674A Method for realizing noise reduction processing on speech signal by using digital noise reduction algorithm |
| 02/27/2013 | CN102945074A Population of lists and tasks from captured voice and audio content |
| 02/27/2013 | CN102201242B Encoder, decoder, encoding method, and decoding method |
| 02/27/2013 | CN102194458B Spectral band replication method and device and audio decoding method and system |
| 02/26/2013 | US8386271 Lossless and near lossless scalable audio codec |
| 02/26/2013 | US8386269 Multi-channel audio encoding and decoding |
| 02/26/2013 | US8386263 Speaker verification methods and apparatus |