Is a
Patent attributes
Patent Jurisdiction
Patent Number
Patent Inventor Names
Yoshio Koike0
Yoshiteru Uchida0
Tsutomu Kaizuka0
Kimihiko Nakano0
Manabu Sasajima0
Date of Patent
April 9, 2024
0Patent Application Number
176425380
Date Filed
September 11, 2020
0Patent Citations
Patent Primary Examiner
CPC Code
Patent abstract
Proposed is an acoustic output device that obtains enough distance attenuation to achieve localization of a sound field by controlling the driving of a loudspeaker array by use of a more compact shape. The acoustic output device
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