| Patents for G10L 25 - Speech or voice analysis techniques not restricted to a single one of groups (4,910) |
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| 02/13/2008 | EP1887559A2 Yule walker based low-complexity voice activity detector in noise suppression systems |
| 02/07/2008 | US20080031464 Method Of Evaluating Perception Intensity Of An Audio Signal And A Method of Controlling An Input Audio Signal On The Basis Of The Evaluation |
| 02/07/2008 | DE60311891T2 Audiocodierung Audio coding |
| 02/05/2008 | US7328159 Interactive speech recognition apparatus and method with conditioned voice prompts |
| 01/31/2008 | US20080027712 Signal Processing for Speech Signal |
| 01/30/2008 | EP1883066A1 Signal processing for speech signal |
| 01/30/2008 | CN101116134A Information processing device and method, and program |
| 01/24/2008 | WO2008009175A1 Method and system for multi-channel audio encoding and decoding with backward compatibility based on maximum entropy rule |
| 01/24/2008 | US20080019541 Data recording apparatus, data recording method, and data recording program |
| 01/24/2008 | US20080017017 Method and Apparatus for Melody Representation and Matching for Music Retrieval |
| 01/23/2008 | EP1881498A1 Data recording apparatus, data recording method and data recording program |
| 01/23/2008 | CN101111884A Methods and apparatus for use in sound modification |
| 01/23/2008 | CN101110248A Data recording apparatus, data recording method and data recording program |
| 01/22/2008 | US7321842 Chaos index value calculation system |
| 01/17/2008 | WO2008007616A1 Non-audible murmur input alarm device, method, and program |
| 01/17/2008 | US20080015868 Method for reduction of aliasing introduced by spectral envelope adjustment in real-valued filterbanks |
| 01/10/2008 | WO2008004641A1 Song practice support device |
| 01/10/2008 | US20080010061 Method for Reduction of Aliasing Introduced by Spectral Envelope Adjustment in Real-Valued Filterbanks |
| 01/09/2008 | EP1339043B1 Pitch cycle search range setting device and pitch cycle search device |
| 01/09/2008 | CN100361117C Method in a digital network system for controlling the transmission of terminal equipment |
| 01/08/2008 | US7318025 Method for improving speech quality in speech transmission tasks |
| 01/03/2008 | WO2008001779A1 Reference frequency estimation method and acoustic signal estimation system |
| 01/01/2008 | US7315812 Method for determining the quality of a speech signal |
| 12/27/2007 | US20070299669 Audio Encoding Apparatus, Audio Decoding Apparatus, Communication Apparatus and Audio Encoding Method |
| 12/27/2007 | US20070299660 Audio Encoding Apparatus and Audio Encoding Method |
| 12/27/2007 | US20070299658 Pitch Frequency Estimation Device, and Pich Frequency Estimation Method |
| 12/27/2007 | US20070299657 Method and apparatus for monitoring multichannel voice transmissions |
| 12/25/2007 | US7313517 Method and system for speech quality prediction of an audio transmission system |
| 12/19/2007 | EP1866909A2 Method for synchronization between a voice recognition processing operation and an action triggering said processing |
| 12/19/2007 | CN101091204A Information processing device, information processing method, and program |
| 12/19/2007 | CN100356445C Method and apparatus for separating sound-source signal and method and device for detecting pitch |
| 12/13/2007 | US20070288236 Speech signal pre-processing system and method of extracting characteristic information of speech signal |
| 12/12/2007 | EP1611571B1 Method and system for speech quality prediction of an audio transmission system |
| 12/12/2007 | CN100354927C Pitch cycle search range setting device and pitch cycle search device |
| 12/12/2007 | CN100354926C Pitch cycle search range setting device and pitch cycle search device |
| 12/06/2007 | WO2007138503A1 Method of driving a speech recognition system |
| 12/06/2007 | CA2600535A1 Systems and methods for analyzing communication sessions using fragments |
| 12/05/2007 | EP1687803A4 Method and apparatus for melody representation and matching for music retrieval |
| 12/05/2007 | CN101083627A Method and system for detecting data attribute, data attribute analyzing equipment |
| 12/04/2007 | US7305095 System and process for locating a speaker using 360 degree sound source localization |
| 12/04/2007 | US7304768 Image processing apparatus, computer readable medium storing program, image processing method, method for producing dynamic image and printer |
| 11/29/2007 | DE102007011355A1 Audioverarbeitungssystem zum Vergleichen von Audiosignalen unterschiedlicher Quellen und darauf bezogenes Verfahren Audio processing system for comparing audio signals of different sources and related method |
| 11/28/2007 | CN101080765A Voice activity detection apparatus and method |
| 11/27/2007 | US7302388 Method and apparatus for detecting voice activity |
| 11/15/2007 | WO2007129798A1 System and method for providing information using outside sound recognition of mobile phone, and mobile terminal for the same |
| 11/15/2007 | WO2005010865A3 Method of music information retrieval and classification using continuity information |
| 11/15/2007 | US20070263881 Method and apparatus for locating a talker |
| 11/07/2007 | EP1735776A4 Coding of audio signals |
| 11/07/2007 | CN101067930A Intelligent audio frequency identifying system and identifying method |
| 11/07/2007 | CN100348034C Silence detection |
| 11/01/2007 | WO2007121648A1 A method of pcm code stream speech detection and the apparatus |
| 10/31/2007 | EP1850328A1 Enhancement and extraction of formants of voice signals |
| 10/31/2007 | EP1849157A1 Method of measuring annoyance caused by noise in an audio signal |
| 10/31/2007 | EP1743324B1 Device and method for analysing an information signal |
| 10/25/2007 | WO2007120453A1 Calculating and adjusting the perceived loudness and/or the perceived spectral balance of an audio signal |
| 10/25/2007 | US20070248157 Method and Apparatus to Encode and Decode Multi-Channel Audio Signals |
| 10/24/2007 | EP1847120A1 Method for controlling speed of audio signals |
| 10/17/2007 | CN100343895C Audio coding |
| 10/16/2007 | US7282632 Apparatus and method for changing a segmentation of an audio piece |
| 10/11/2007 | WO2007112749A1 Signal analysis method with non-gaussian auto-regressive model |
| 10/10/2007 | EP1843324A2 Speech signal pre-processing system and method of extracting characteristic information of speech signal |
| 10/10/2007 | EP1843323A1 Information processing device, information processing method, and program |
| 10/10/2007 | EP1745464B1 Device and method for analyzing an information signal |
| 10/10/2007 | CN101053016A Frequency compensation for perceptual speech analysis |
| 10/10/2007 | CN101051460A Speech signal pre-processing system and method of extracting characteristic information of speech signal |
| 10/04/2007 | WO2007110823A1 Audio decoding |
| 10/04/2007 | WO2007109960A1 Method, system and data signal detector for realizing dada service |
| 10/04/2007 | WO2007090979A3 Determination of signal identifier |
| 10/04/2007 | US20070233321 Position detecting device, autonomous mobile device, method, and computer program product |
| 10/03/2007 | EP1500080B1 Method for synthesizing speech |
| 10/03/2007 | CN101046955A PCM code flow voice detection method |
| 10/02/2007 | US7277871 Digital watermark system |
| 10/02/2007 | US7277847 Method for determining intensity parameters of background noise in speech pauses of voice signals |
| 09/27/2007 | WO2007108355A1 Information processing device, information processing method, information processing program and computer readable recording medium |
| 09/27/2007 | US20070221048 Audio processing system capable of comparing audio signals of different sources and method thereof |
| 09/26/2007 | EP0932964B1 Method and device for blind equalizing of transmission channel effects on a digital speech signal |
| 09/26/2007 | CN101043759A Method for realizing data service through voice band data VBD mode and system thereof |
| 09/25/2007 | CA2266654C Method and device for blind equalizing of transmission channel effects on a digital speech signal |
| 09/19/2007 | EP1835487A2 Method, apparatus and computer program for calculating and adjusting the perceived loudness of an audio signal |
| 09/19/2007 | CN100338650C Time-scale modification of signals applying techniques specific to determined signal types |
| 09/13/2007 | US20070211906 Detection of Inconsistencies Between a Reference and a Multi Format Soundtrack |
| 09/13/2007 | US20070211804 Method And Apparatus For The Digitization Of And For The Data Compression Of Analog Signals |
| 09/12/2007 | EP1652385B1 Method and device for generating and detecting fingerprints for synchronizing audio and video |
| 09/04/2007 | CA2399592C Method and platform for evaluating speech quality in telephone communications |
| 08/28/2007 | US7263485 Robust detection and classification of objects in audio using limited training data |
| 08/23/2007 | US20070198268 Method for controlling a speech dialog system and speech dialog system |
| 08/23/2007 | US20070198255 Method For Noise Reduction In A Speech Input Signal |
| 08/23/2007 | US20070195973 Method for noise reduction in an audio device and hearing aid with means for reducing noise |
| 08/23/2007 | DE102006006066A1 Vorrichtung und Verfahren zur Detektion von Audio-Signalrahmen Device and method for the detection of audio signal frames |
| 08/16/2007 | WO2007091889A1 System for giving intelligibility feedback to a speaker |
| 08/16/2007 | WO2007090979A2 Determination of signal identifier |
| 08/16/2007 | US20070192096 System, apparatus and method for detecting audio signal frames |
| 08/16/2007 | US20070192094 Method and apparatus for transmitting speech activity in distributed voice recognition systems |
| 08/15/2007 | EP1818912A1 System for giving intelligibility feedback to a speaker |
| 08/15/2007 | EP1818837A1 System for a speech-driven selection of an audio file and method therefor |
| 08/15/2007 | CN1332374C Method and system for controlling potentially harmful signals in a signal arranged to convey speech |
| 08/14/2007 | CA2324082C A process and system for objective audio quality measurement |
| 08/09/2007 | WO2007089130A1 Apparatus for estimating sound quality of audio codec in multi-channel and method therefor |
| 08/09/2007 | WO2007088853A1 Audio encoding device, audio decoding device, audio encoding system, audio encoding method, and audio decoding method |
| 08/09/2007 | US20070185709 Voicing estimation method and apparatus for speech recognition by using local spectral information |