Patents for G10L 15 - Speech recognition (31,055)
05/1980
05/20/1980CA1078066A1 Automatic speaker verification systems employing moment invariants
05/15/1980WO1980001014A1 Multiple template speech recognition system
03/1980
03/05/1980EP0008551A2 Speech discriminator and its use
01/1980
01/01/1980US4181821 Multiple template speech recognition system
01/01/1980US4181813 System and method for speech recognition
12/1979
12/11/1979US4178472 Voiced instruction identification system
11/1979
11/15/1979WO1979000913A1 Speech analyser
11/13/1979CA1066422A1 Digital reference matrix for word verification
09/1979
09/18/1979CA1062810A1 Regional context maximum likelihood ocr error correction apparatus
08/1979
08/07/1979US4164025 Spelled word input directory information retrieval system with input word error corrective searching
06/1979
06/28/1979WO1979000382A1 Spelled word input information retrieval system
06/27/1979EP0002435A1 Remote control for controlling and switching variable and fixed functions and parameters in telecommunication equipment
06/19/1979US4158750 Speech recognition system with delayed output
06/19/1979US4158749 Arrangement for discriminating speech signals from noise
06/12/1979CA1056504A1 Keyword detection in continuous speech using continuous asynchronous correlation
05/1979
05/29/1979US4156868 Syntactic word recognizer
02/1979
02/06/1979CA1048155A1 Binary reference matrix for a character recognition machine
10/1978
10/10/1978US4119946 Comparison apparatus, e.g. for use in character recognition
09/1978
09/26/1978CA1039420A1 Detector for coded speech signals
08/1978
08/22/1978US4109104 Vocal timing indicator device for use in voice recognition
08/22/1978US4109103 Speech simulator
08/15/1978US4107460 Apparatus for recognizing words from among continuous speech
07/1978
07/11/1978US4100370 Voice verification system based on word pronunciation
05/1978
05/30/1978US4092493 Speech recognition system
05/02/1978US4087632 Speech recognition system
05/02/1978US4087630 Continuous speech recognition apparatus
04/1978
04/11/1978US4084245 Arrangement for statistical signal analysis
04/11/1978US4083234 Method of and system for detecting misfire in internal combustion engine
03/1978
03/28/1978US4081607 Keyword detection in continuous speech using continuous asynchronous correlation
03/07/1978US4078154 Voice recognition system using locus of centroid of vocal frequency spectra
02/1978
02/21/1978US4075423 Sound analyzing apparatus
01/1978
01/17/1978US4069393 Word recognition apparatus and method
01/03/1978US4066842 Method and apparatus for cancelling room reverberation and noise pickup
11/1977
11/29/1977US4060848 Electronic calculator system having audio messages for operator interaction
11/29/1977US4060695 Speaker identification system using peak value envelop lines of vocal waveforms
11/29/1977US4060694 Speech recognition method and apparatus adapted to a plurality of different speakers
11/22/1977US4059725 Automatic continuous speech recognition system employing dynamic programming
11/08/1977US4057690 Method and apparatus for detecting the presence of a speech signal on a voice channel signal
10/1977
10/18/1977US4054749 Method for verifying identity or difference by voice
10/11/1977US4053710 Automatic speaker verification systems employing moment invariants
09/1977
09/20/1977US4049913 System for recognizing speech continuously spoken with number of word or words preselected
08/1977
08/02/1977US4039754 Speech analyzer
07/1977
07/26/1977US4038503 Speech recognition apparatus
06/1977
06/28/1977US4032711 Speaker recognition arrangement
06/28/1977US4032710 Word boundary detector for speech recognition equipment
05/1977
05/24/1977US4025721 Method of and means for adaptively filtering near-stationary noise from speech
03/1977
03/29/1977US4015087 Spectrograph apparatus for analyzing and displaying speech signals
01/1977
01/04/1977US4001505 Speech signal presence detector
11/1976
11/30/1976US3995254 Digital reference matrix for word verification
11/02/1976US3989896 Method and apparatus for speech identification
07/1976
07/13/1976US3969700 Regional context maximum likelihood error correction for OCR, keyboard, and the like
06/1976
06/08/1976US3962673 System for reading acoustic images
03/1976
03/23/1976US3946157 Speech recognition device for controlling a machine
03/09/1976US3943295 Apparatus and method for recognizing words from among continuous speech
02/1976
02/10/1976US3937884 Decoding equipment especially for a typewriter intended for handicapped persons