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Class Information
Number: 704/247
Name: Data processing: speech signal processing, linguistics, language translation, and audio compression/decompression > Speech signal processing > Recognition > Voice recognition > Preliminary matching
Description: Subject matter using an initial comparison followed by a more detailed recognition.


Patents under this class:
1 2

Patent Number Title Of Patent Date Issued
7624012 Method and apparatus for automatically generating a general extraction function calculable on an input signal, e.g. an audio signal to extract therefrom a predetermined global characteristic v Nov. 24, 2009
7603274 Method and apparatus for determining the possibility of pattern recognition of time series signal Oct. 13, 2009
7590537 Speaker clustering and adaptation method based on the HMM model variation information and its apparatus for speech recognition Sep. 15, 2009
7586423 Handheld electronic device and method for dual-mode disambiguation of text input Sep. 8, 2009
7567901 Bio-phonetic multi-phrase speaker identity verification Jul. 28, 2009
7545290 Handheld electronic device and method for disambiguation of compound text input and for prioritizing compound language solutions according to completeness of text components Jun. 9, 2009
7471775 Method and apparatus for generating and updating a voice tag Dec. 30, 2008
7447632 Voice authentication system Nov. 4, 2008
7447633 Method and apparatus for training a text independent speaker recognition system using speech data with text labels Nov. 4, 2008
7424425 Optimization of detection systems using a detection error tradeoff analysis criterion Sep. 9, 2008
7421387 Dynamic N-best algorithm to reduce recognition errors Sep. 2, 2008
7401017 Adaptive multi-pass speech recognition system Jul. 15, 2008
7386448 Biometric voice authentication Jun. 10, 2008
7376434 Adaptable communication techniques for electronic devices May. 20, 2008
7312726 Handheld electronic device with text disambiguation Dec. 25, 2007
7177808 Method for improving speaker identification by determining usable speech Feb. 13, 2007
7146315 Multichannel voice detection in adverse environments Dec. 5, 2006
7054811 Method and system for verifying and enabling user access based on voice parameters May. 30, 2006
7054812 Database annotation and retrieval May. 30, 2006
6937702 Method, apparatus, and computer readable media for minimizing the risk of fraudulent access to call center resources Aug. 30, 2005
6925154 Methods and apparatus for conversational name dialing systems Aug. 2, 2005
6741962 Speech recognition system and standard pattern preparation system as well as speech recognition method and standard pattern preparation method May. 25, 2004
6697778 Speaker verification and speaker identification based on a priori knowledge Feb. 24, 2004
6563911 Speech enabled, automatic telephone dialer using names, including seamless interface with computer-based address book programs May. 13, 2003
6405166 Multimedia search apparatus and method for searching multimedia content using speaker detection by audio data Jun. 11, 2002
6356868 Voiceprint identification system Mar. 12, 2002
6341263 Speech recognition apparatus, method and storage medium thereof Jan. 22, 2002
6338036 Confirmation notification by apparatus using audio recognition as to the acceptability of an input sound Jan. 8, 2002
6263311 Method and system for providing security using voice recognition Jul. 17, 2001
6260012 Mobile phone having speaker dependent voice recognition method and apparatus Jul. 10, 2001
6246987 System for permitting access to a common resource in response to speaker identification and verification Jun. 12, 2001
6236967 Tone and speech recognition in communications systems May. 22, 2001
6223156 Speech recognition of caller identifiers using location information Apr. 24, 2001
6223161 Method for setting terminal specific parameters of a communication terminal Apr. 24, 2001
6223159 Speaker adaptation device and speech recognition device Apr. 24, 2001
6205424 Two-staged cohort selection for speaker verification system Mar. 20, 2001
6199067 System and method for generating personalized user profiles and for utilizing the generated user profiles to perform adaptive internet searches Mar. 6, 2001
6195639 Matching algorithm for isolated speech recognition Feb. 27, 2001
6182037 Speaker recognition over large population with fast and detailed matches Jan. 30, 2001
6161090 Apparatus and methods for speaker verification/identification/classification employing non-acoustic and/or acoustic models and databases Dec. 12, 2000
6151575 Rapid adaptation of speech models Nov. 21, 2000
6134527 Method of testing a vocabulary word being enrolled in a speech recognition system Oct. 17, 2000
6128594 Process of voice recognition in a harsh environment, and device for implementation Oct. 3, 2000
6029130 Integrated endpoint detection for improved speech recognition method and system Feb. 22, 2000
5937381 System for voice verification of telephone transactions Aug. 10, 1999
5897616 Apparatus and methods for speaker verification/identification/classification employing non-acoustic and/or acoustic models and databases Apr. 27, 1999
5862519 Blind clustering of data with application to speech processing systems Jan. 19, 1999
5794195 Start/end point detection for word recognition Aug. 11, 1998
5774841 Real-time reconfigurable adaptive speech recognition command and control apparatus and method Jun. 30, 1998
5774851 Speech recognition apparatus utilizing utterance length information Jun. 30, 1998

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