U.S. patents available from 1976 to present.
U.S. patent applications available from 2005 to present.

Sequential, nonparametric speech recognition and speaker identification

Patent 6029124 Issued on February 22, 2000. Estimated Expiration Date: Icon_subject March 31, 2018. Estimated Expiration Date is calculated based on simple USPTO term provisions. It does not account for terminal disclaimers, term adjustments, failure to pay maintenance fees, or other factors which might affect the term of a patent.

Patent References

Speech recognition apparatus and method
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Inventor: Porter

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Patent #: 4833712
Issued on: 05/23/1989
Inventor: Bahl ,   et al.

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Patent #: 4837831
Issued on: 06/06/1989
Inventor: Gillick ,   et al.

Normalization of speech by adaptive labelling
Patent #: 4926488
Issued on: 05/15/1990
Inventor: Nadas, et al.

Multimedia interface and method for computer system
Patent #: 4931950
Issued on: 06/05/1990
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Method for interactive speech recognition and training
Patent #: 5027406
Issued on: 06/25/1991
Inventor: Roberts, et al.

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Inventors

Assignee

Application

No. 050428 filed on 03/31/1998

US Classes:

704/200, SPEECH SIGNAL PROCESSING704/231Recognition

Examiners

Primary: Hudspeth, David
Assistant: Wieland, Susan

Attorney, Agent or Firm

International Class

G10L 009/00

Abstract

A speech sample is evaluated using a computer. Training data that include samples of speech are received and stored along with identification of speech elements to which portions of the training data are related. A speech sample is received and speech recognition is performed on the speech sample to produce recognition results. Finally, the recognition results are evaluated in view of the training data and the identification of the speech elements to which the portions of the training data are related. The technique may be used to perform tasks such as speech recognition, speaker identification, and language identification.

Other References

  • Gauvain, J.L. et al., "Experiments with Speaker Verification Over the Telephone," ESCA, Eurospeech '95, Madrid (Sep. 1995), pp. 651-654
  • Mandel, Mark A. et al., "A Commercial Large-Vocabulary Discrete Speech Recognition System: DragonDictate," Language and Speech, vol. 35 (1,2) (1992), pp. 237-246
  • Newman, Michael et al., "Speaker Verification Through Large Vocabulary Continuous Speech Recognition," Dragon Systems, Inc., Newton, M
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