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Speech synthesis and analysis of dialects

Patent 5636325 Issued on June 3, 1997. Estimated Expiration Date: Icon_subject June 3, 2014. 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

Intonation-varying audio output device in electronic translator
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Inventor: Tanimoto ,   et al.

Electronic translator having removable data memory and controller both connectable to any one of terminals
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Method and apparatus for converting voice characteristics of synthesized speech
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Real time computer speech recognition system
Patent #: 4852170
Issued on: 07/25/1989
Inventor: Bordeaux

Speech synthesis system by rule using phonemes as systhesis units
Patent #: 4896359
Issued on: 01/23/1990
Inventor: Yamamoto, et al.

Disk with substrate of alumina silicate resin glass
Patent #: 4908727
Issued on: 03/13/1990
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Method and apparatus for determining articulatory parameters from speech data
Patent #: 4980917
Issued on: 12/25/1990
Inventor: Hutchins

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Inventor

Application

No. 176819 filed on 01/05/1994

US Classes:

704/258, Synthesis704/231, Recognition704/260, Image to speech704/267, Time element704/268Frequency element

Examiners

Primary: MacDonald, Allen R.
Assistant: Mattson, Robert C.

Attorney, Agent or Firm

International Class

G10L 009/00

Abstract

A set of intonation intervals for a chosen dialect are applied to the intonational contour of a phomene string derived from a single set of stored linguistic units, e.g., phonemes. Sets of intonational intervals are stored to simulate or recognize different dialects or languages from a single set of stored phonemes. The interval rules preferably use a prosodic analysis of the phoneme string or other cues to apply a given interval to the phoneme string. A second set of interval data is provided for semantic information. The speech system is based on the observation that each dialect and language possess its own set of musical relationships or intonation intervals. These musical relationships are used by a human listener to identify the particular dialect or language. The speech system may be either a speech synthesis or speech analysis tool or may be a combined speech synthesis/analysis system.

Other References

  • "Synthesis by Rule: LPC Diphones and Calculation of Formant Trajectories", Xavier Rodet and Philippe Depalle Ircam, 1985 IEEE, pp. 736-73
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