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A signal detection device comprises cepstrum calculating means (71, 75, 81), peak detection means (72, 76, 82) for detecting peak of the cepstrum; analysis interval setting means (73, 78, 84) enabling the setting of an optimum analysis interval voice detection means (74, 714, 83) to which the peak d...

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Bibliographic Details
Main Authors KANE, JOJI, NOHARA, AKIRA
Format Patent
LanguageFinnish
Published 18.01.1991
Edition5
Subjects
ACOUSTICS
MUSICAL INSTRUMENTS
PHYSICS
SPEECH ANALYSIS OR SYNTHESIS
SPEECH OR AUDIO CODING OR DECODING
SPEECH OR VOICE PROCESSING
SPEECH RECOGNITION
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Summary:A signal detection device comprises cepstrum calculating means (71, 75, 81), peak detection means (72, 76, 82) for detecting peak of the cepstrum; analysis interval setting means (73, 78, 84) enabling the setting of an optimum analysis interval voice detection means (74, 714, 83) to which the peak detected output is supplied, for detecting voice, wherein the peak detection interval of said peak detection means (72, 76, 82) is controlled by the set output from said analysis interval setting means (73, 78, 84).
Bibliography:Application Number: FI19910000293