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. 24, 2019
Filed:
Sep. 05, 2017
Applicant:
Panasonic Intellectual Property Management Co., Ltd., Osaka, JP;
Inventor:
Mitsuhiro Tani, Osaka, JP;
Assignee:
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
G10K 11/178 (2006.01);
U.S. Cl.
CPC ...
G10K 11/17853 (2018.01); G10K 11/17823 (2018.01); G10K 11/17825 (2018.01); G10K 11/17879 (2018.01); G10K 2210/3028 (2013.01); G10K 2210/3044 (2013.01);
Abstract
A combined reference signal generation unit included in an active noise reducing device has a plurality of filters that is applied on a one-on-one basis to the plurality of input reference signals and an adder that adds up the plurality of reference signals to which the plurality of filters is applied on a one-on-one basis to generate a combined reference signal.