ACOUSTIC DEVICE, ACOUSTIC SYSTEM AND SOUND SIGNAL CONTROL METHOD

PROBLEM TO BE SOLVED: To provide an acoustic device capable of suppressing the influence due to noise. SOLUTION: The acoustic device includes a first amplification means 23 and a sound signal control means 22 for controlling sound signals input from a sound source 21 to the first amplification means...

Ausführliche Beschreibung

Bibliographische Detailangaben

Hauptverfasser:	OCHIAI YUICHI, MAENO KIYOMOTO
Format:	Patent
Sprache:	eng
Schlagworte:	AMPLIFIERS BASIC ELECTRONIC CIRCUITRY CONTROL OF AMPLIFICATION DEAF-AID SETS ELECTRIC COMMUNICATION TECHNIQUE ELECTRICITY LOUDSPEAKERS, MICROPHONES, GRAMOPHONE PICK-UPS OR LIKEACOUSTIC ELECTROMECHANICAL TRANSDUCERS PUBLIC ADDRESS SYSTEMS
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