VOICE INPUT DEVICE

VOICE INPUT DEVICE

PROBLEM TO BE SOLVED: To provide a voice input device with simple constitution that can securely extract a speaker's voice. SOLUTION: The voice input device 10 includes a sound collecting means 1 of collecting the speaker's voice that the speaker speaks and noise by a microphone array comp...

Ausführliche Beschreibung

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Bibliographische Detailangaben
1. Verfasser: URA TAKESHI
Format: Patent
Sprache:eng
Schlagworte:
ACOUSTICS
MUSICAL INSTRUMENTS
PHYSICS
SPEECH ANALYSIS OR SYNTHESIS
SPEECH OR AUDIO CODING OR DECODING
SPEECH OR VOICE PROCESSING
SPEECH RECOGNITION
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Beschreibung
Zusammenfassung:PROBLEM TO BE SOLVED: To provide a voice input device with simple constitution that can securely extract a speaker's voice. SOLUTION: The voice input device 10 includes a sound collecting means 1 of collecting the speaker's voice that the speaker speaks and noise by a microphone array composed of a plurality of microphones arranged in designated position relation, a speaker direction determination means 2 of determining the direction of the speaker to the sound collecting means 1 based upon the output of the sound collecting means 1, and a speaker voice extracting means 3 of extracting the speaker's voice by changing the directivity of the sound collecting means 1 according to the speaker direction. COPYRIGHT: (C)2006,JPO&NCIPI