Acoustic wall device

Disclosed in an embodiment of the present invention is an acoustic wall device which comprises: a front part which faces a direction in which sound is transmitted; a rear part which is disposed to face the front part; and an acoustic vibration module which is disposed between the front part and the...

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Bibliographic Details
Main Authors PARK MIN KOOK, LEE BYUNG JU, KIM JIN HO, LEE YOON BAE
Format Patent
LanguageEnglish
Korean
Published 11.08.2022
Subjects
DEAF-AID SETS
ELECTRIC COMMUNICATION TECHNIQUE
ELECTRICITY
LOUDSPEAKERS, MICROPHONES, GRAMOPHONE PICK-UPS OR LIKEACOUSTIC ELECTROMECHANICAL TRANSDUCERS
PUBLIC ADDRESS SYSTEMS
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