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