DE69509555T2 - Verfahren zur veränderung eines sprachsignales mittels grundfrequenzmanipulation - Google Patents

Verfahren zur veränderung eines sprachsignales mittels grundfrequenzmanipulation

Info

Publication number
DE69509555T2
DE69509555T2 DE69509555T DE69509555T DE69509555T2 DE 69509555 T2 DE69509555 T2 DE 69509555T2 DE 69509555 T DE69509555 T DE 69509555T DE 69509555 T DE69509555 T DE 69509555T DE 69509555 T2 DE69509555 T2 DE 69509555T2
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DE
Germany
Prior art keywords
signal
pct
hearing
speech signal
sec
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
DE69509555T
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English (en)
Other versions
DE69509555D1 (de
Inventor
Fink
Hartmann
Hermansen
Rubak
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Individual
Original Assignee
Individual
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by Individual filed Critical Individual
Publication of DE69509555D1 publication Critical patent/DE69509555D1/de
Application granted granted Critical
Publication of DE69509555T2 publication Critical patent/DE69509555T2/de
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

Links

Classifications

    • G—PHYSICS
    • G10—MUSICAL INSTRUMENTS; ACOUSTICS
    • G10L—SPEECH ANALYSIS OR SYNTHESIS; SPEECH RECOGNITION; SPEECH OR VOICE PROCESSING; SPEECH OR AUDIO CODING OR DECODING
    • G10L21/00—Processing of the speech or voice signal to produce another audible or non-audible signal, e.g. visual or tactile, in order to modify its quality or its intelligibility
    • G10L21/02—Speech enhancement, e.g. noise reduction or echo cancellation
    • G10L21/0208—Noise filtering
    • G—PHYSICS
    • G10—MUSICAL INSTRUMENTS; ACOUSTICS
    • G10L—SPEECH ANALYSIS OR SYNTHESIS; SPEECH RECOGNITION; SPEECH OR VOICE PROCESSING; SPEECH OR AUDIO CODING OR DECODING
    • G10L21/00—Processing of the speech or voice signal to produce another audible or non-audible signal, e.g. visual or tactile, in order to modify its quality or its intelligibility
    • G10L21/003—Changing voice quality, e.g. pitch or formants
    • G—PHYSICS
    • G10—MUSICAL INSTRUMENTS; ACOUSTICS
    • G10L—SPEECH ANALYSIS OR SYNTHESIS; SPEECH RECOGNITION; SPEECH OR VOICE PROCESSING; SPEECH OR AUDIO CODING OR DECODING
    • G10L21/00—Processing of the speech or voice signal to produce another audible or non-audible signal, e.g. visual or tactile, in order to modify its quality or its intelligibility
    • G10L21/02—Speech enhancement, e.g. noise reduction or echo cancellation
    • G10L21/0316—Speech enhancement, e.g. noise reduction or echo cancellation by changing the amplitude
    • G10L21/0364—Speech enhancement, e.g. noise reduction or echo cancellation by changing the amplitude for improving intelligibility
    • G—PHYSICS
    • G10—MUSICAL INSTRUMENTS; ACOUSTICS
    • G10L—SPEECH ANALYSIS OR SYNTHESIS; SPEECH RECOGNITION; SPEECH OR VOICE PROCESSING; SPEECH OR AUDIO CODING OR DECODING
    • G10L21/00—Processing of the speech or voice signal to produce another audible or non-audible signal, e.g. visual or tactile, in order to modify its quality or its intelligibility
    • G10L21/04—Time compression or expansion
    • G—PHYSICS
    • G10—MUSICAL INSTRUMENTS; ACOUSTICS
    • G10L—SPEECH ANALYSIS OR SYNTHESIS; SPEECH RECOGNITION; SPEECH OR VOICE PROCESSING; SPEECH OR AUDIO CODING OR DECODING
    • G10L25/00—Speech or voice analysis techniques not restricted to a single one of groups G10L15/00 - G10L21/00
    • G10L25/03—Speech or voice analysis techniques not restricted to a single one of groups G10L15/00 - G10L21/00 characterised by the type of extracted parameters
    • G10L25/12—Speech or voice analysis techniques not restricted to a single one of groups G10L15/00 - G10L21/00 characterised by the type of extracted parameters the extracted parameters being prediction coefficients
DE69509555T 1994-11-25 1995-11-27 Verfahren zur veränderung eines sprachsignales mittels grundfrequenzmanipulation Expired - Fee Related DE69509555T2 (de)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
DK134794 1994-11-25
PCT/DK1995/000474 WO1996016533A2 (en) 1994-11-25 1995-11-27 Method for transforming a speech signal using a pitch manipulator

Publications (2)

Publication Number Publication Date
DE69509555D1 DE69509555D1 (de) 1999-06-10
DE69509555T2 true DE69509555T2 (de) 1999-09-02

Family

ID=8103855

Family Applications (1)

Application Number Title Priority Date Filing Date
DE69509555T Expired - Fee Related DE69509555T2 (de) 1994-11-25 1995-11-27 Verfahren zur veränderung eines sprachsignales mittels grundfrequenzmanipulation

Country Status (8)

Country Link
US (1) US5933801A (de)
EP (1) EP0796489B1 (de)
JP (1) JPH10509256A (de)
AT (1) ATE179827T1 (de)
AU (1) AU3978595A (de)
DE (1) DE69509555T2 (de)
DK (1) DK0796489T3 (de)
WO (1) WO1996016533A2 (de)

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Also Published As

Publication number Publication date
AU3978595A (en) 1996-06-19
DE69509555D1 (de) 1999-06-10
WO1996016533A3 (en) 1996-08-08
DK0796489T3 (da) 1999-11-01
ATE179827T1 (de) 1999-05-15
EP0796489B1 (de) 1999-05-06
EP0796489A2 (de) 1997-09-24
US5933801A (en) 1999-08-03
JPH10509256A (ja) 1998-09-08
WO1996016533A2 (en) 1996-06-06

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Legal Events

Date Code Title Description
8364 No opposition during term of opposition
8339 Ceased/non-payment of the annual fee