DE69226594D1 - Spracherkennungseinrichtung mit Sprachkodierer, der Rangstufen von akustischen Prototypen ausgibt. - Google Patents

Spracherkennungseinrichtung mit Sprachkodierer, der Rangstufen von akustischen Prototypen ausgibt.

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Publication number
DE69226594D1
DE69226594D1 DE69226594T DE69226594T DE69226594D1 DE 69226594 D1 DE69226594 D1 DE 69226594D1 DE 69226594 T DE69226594 T DE 69226594T DE 69226594 T DE69226594 T DE 69226594T DE 69226594 D1 DE69226594 D1 DE 69226594D1
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DE
Germany
Prior art keywords
speech
levels
outputs
recognition device
speech recognition
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Expired - Fee Related
Application number
DE69226594T
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English (en)
Other versions
DE69226594T2 (de
Inventor
Lalit R Bahl
Souza Peter Vincent De
Ponani S Gopalakrishnan
Michael Alan Picheny
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International Business Machines Corp
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International Business Machines Corp
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Application filed by International Business Machines Corp filed Critical International Business Machines Corp
Publication of DE69226594D1 publication Critical patent/DE69226594D1/de
Application granted granted Critical
Publication of DE69226594T2 publication Critical patent/DE69226594T2/de
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

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Classifications

    • G—PHYSICS
    • G10—MUSICAL INSTRUMENTS; ACOUSTICS
    • G10L—SPEECH ANALYSIS OR SYNTHESIS; SPEECH RECOGNITION; SPEECH OR VOICE PROCESSING; SPEECH OR AUDIO CODING OR DECODING
    • G10L15/00—Speech recognition
    • G10L15/02—Feature extraction for speech recognition; Selection of recognition unit
    • G—PHYSICS
    • G10—MUSICAL INSTRUMENTS; ACOUSTICS
    • G10L—SPEECH ANALYSIS OR SYNTHESIS; SPEECH RECOGNITION; SPEECH OR VOICE PROCESSING; SPEECH OR AUDIO CODING OR DECODING
    • G10L19/00—Speech or audio signals analysis-synthesis techniques for redundancy reduction, e.g. in vocoders; Coding or decoding of speech or audio signals, using source filter models or psychoacoustic analysis
    • G10L19/0018—Speech coding using phonetic or linguistical decoding of the source; Reconstruction using text-to-speech synthesis
DE69226594T 1991-10-23 1992-09-19 Spracherkennungseinrichtung mit Sprachkodierer, der Rangstufen von akustischen Prototypen ausgibt. Expired - Fee Related DE69226594T2 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US07/781,440 US5222146A (en) 1991-10-23 1991-10-23 Speech recognition apparatus having a speech coder outputting acoustic prototype ranks

Publications (2)

Publication Number Publication Date
DE69226594D1 true DE69226594D1 (de) 1998-09-17
DE69226594T2 DE69226594T2 (de) 1999-04-22

Family

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Family Applications (1)

Application Number Title Priority Date Filing Date
DE69226594T Expired - Fee Related DE69226594T2 (de) 1991-10-23 1992-09-19 Spracherkennungseinrichtung mit Sprachkodierer, der Rangstufen von akustischen Prototypen ausgibt.

Country Status (5)

Country Link
US (1) US5222146A (de)
EP (1) EP0538626B1 (de)
JP (1) JP2597791B2 (de)
CA (1) CA2073991C (de)
DE (1) DE69226594T2 (de)

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JP2597791B2 (ja) 1997-04-09
EP0538626B1 (de) 1998-08-12
EP0538626A3 (en) 1993-12-29
US5222146A (en) 1993-06-22
EP0538626A2 (de) 1993-04-28
DE69226594T2 (de) 1999-04-22
CA2073991A1 (en) 1993-04-24
CA2073991C (en) 1996-08-06
JPH05216490A (ja) 1993-08-27

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