CONVERSATION PROTECTION SYSTEM AND CONVERSATION PROTECTION METHOD

PROBLEM TO BE SOLVED: To prevent that the content of conversation is caught by a third party by reproducing sound, and to reduce discomfort of the third party to the reproduced sound.SOLUTION: A conversation protection system is constituted of: a microphone for collecting voice for performing conver...

Ausführliche Beschreibung

Bibliographische Detailangaben

Hauptverfasser:	IRIE YOSHIHIRO, KAMISE YOJIRO, SUGAWARA ATSUHISA
Format:	Patent
Sprache:	eng
Schlagworte:	ACOUSTICS ACOUSTICS NOT OTHERWISE PROVIDED FOR METHODS OR DEVICES FOR PROTECTING AGAINST, OR FOR DAMPING,NOISE OR OTHER ACOUSTIC WAVES IN GENERAL MUSICAL INSTRUMENTS PHYSICS SOUND-PRODUCING DEVICES
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