The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.
The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.
Patent No.:
Date of Patent:
Jan. 28, 2025
Filed:
Dec. 21, 2022
Applicant:
Panasonic Intellectual Property Management Co., Ltd., Osaka, JP;
Inventor:
Makoto Takemoto, Kanagawa Ken, JP;
Assignee:
PANASONIC AUTOMOTIVE SYSTEMS CO., LTD., Kanagawa, JP;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H04R 3/00 (2006.01); G10L 21/0208 (2013.01); H03F 1/26 (2006.01);
U.S. Cl.
CPC ...
H04R 3/005 (2013.01); G10L 21/0208 (2013.01); H03F 1/26 (2013.01); H04R 3/002 (2013.01); H03F 2200/264 (2013.01);
Abstract
An acoustic processing apparatus according to the present disclosure includes one or more microphones, a first voice processing unit, and a second voice processing unit. The second voice processing unit is connectable between the microphones and the first voice processing unit. The second voice processing unit includes an operational amplifier, an output terminal, an attenuator, and a transistor. The output terminal is connectable to the first voice processing unit. The attenuator is electrically connected between an output node of the operational amplifier and the output terminal.