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:
Dec. 18, 2018
Filed:
Dec. 16, 2016
Applicant:
Panasonic Intellectual Property Management Co., Ltd., Osaka, JP;
Inventors:
Tsuyoshi Maeda, Hyogo, JP;
Yoshifumi Asao, Hyogo, JP;
Masaaki Higashida, Osaka, JP;
Mitsuhiro Tosa, Osaka, JP;
Kaname Tomita, Osaka, JP;
Toshihide Abe, Osaka, JP;
Assignee:
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
G10K 11/16 (2006.01); G10K 11/178 (2006.01); H04R 1/02 (2006.01);
U.S. Cl.
CPC ...
G10K 11/178 (2013.01); G10K 11/17857 (2018.01); H04R 1/023 (2013.01); H04R 1/025 (2013.01); G10K 2210/1281 (2013.01); G10K 2210/1283 (2013.01); G10K 2210/3027 (2013.01); G10K 2210/3044 (2013.01); H04R 2201/021 (2013.01); H04R 2499/13 (2013.01);
Abstract
A noise reduction device is used together with a shell which surrounds at least a part of the periphery of reclinable seat. The device includes a plurality of noise microphones, a noise controller, and control speakers. Control speakers output a sound based on a control-sound signal that is generated by the noise controller. Each of noise microphones is accommodated in back wall configuring the shell and is set back from a surface of the back wall.