SIGNAL PROCESSING APPARATUS, SIGNAL PROCESSING METHOD, PROGRAM, AND DIRECTIVITY VARIABLE SYSTEM

Provided is a signal processing apparatus including a directivity processing unit which acquires sound signals of a plurality of channels, the sound signals being concurrently picked up by a microphone array being constituted of a plurality of microphones, the directivity processing unit generating...

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Bibliographische Detailangaben
1. Verfasser:	KOIZUMI, TATSUYA
Format:	Patent
Sprache:	eng
Schlagworte:	DEAF-AID SETS ELECTRIC COMMUNICATION TECHNIQUE ELECTRICITY LOUDSPEAKERS, MICROPHONES, GRAMOPHONE PICK-UPS OR LIKEACOUSTIC ELECTROMECHANICAL TRANSDUCERS PUBLIC ADDRESS SYSTEMS
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Beschreibung
Zusammenfassung:	Provided is a signal processing apparatus including a directivity processing unit which acquires sound signals of a plurality of channels, the sound signals being concurrently picked up by a microphone array being constituted of a plurality of microphones, the directivity processing unit generating sound signals for varying directivity by using the acquired sound signals of the plurality of channels, a number of the sound signals for varying the directivity being smaller than a number of the channels, directional characteristics of the sound signals for varying the directivity being different from each other.