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:
Feb. 21, 2017
Filed:
Aug. 21, 2015
Applicant:
Cirrus Logic International Semiconductor Ltd., Edinburgh, GB;
Inventors:
Dayong Zhou, Austin, TX (US);
Yang Lu, Cedar Park, TX (US);
Ning Li, Cedar Park, TX (US);
Nitin Kwatra, Austin, TX (US);
Antonio J. Miller, Austin, TX (US);
Assignee:
Cirrus Logic, Inc., Austin, TX (US);
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H04R 3/00 (2006.01); G10K 11/178 (2006.01); G10K 11/16 (2006.01);
U.S. Cl.
CPC ...
H04R 3/002 (2013.01); G10K 11/178 (2013.01); G10K 11/16 (2013.01); G10K 2210/108 (2013.01); G10K 2210/1081 (2013.01); G10K 2210/1082 (2013.01); G10K 2210/3017 (2013.01); G10K 2210/3022 (2013.01); G10K 2210/3026 (2013.01); G10K 2210/3027 (2013.01); G10K 2210/3035 (2013.01); G10K 2210/3039 (2013.01); G10K 2210/3055 (2013.01); G10K 2210/3056 (2013.01); G10K 2210/509 (2013.01);
Abstract
In accordance with systems and methods of the present disclosure, an adaptive noise cancellation system may include an alignment filter configured to correct misalignment of a reference microphone signal and an error microphone signal by generating a misalignment correction signal.