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:
May. 17, 2022
Filed:
Jul. 24, 2020
Applicant:
Knowles Electronics, Llc, Itasca, IL (US);
Inventors:
Harsha Rao, Itasca, IL (US);
Malakapati Loka Nagendra Prasad, Karnataka, IN;
Hindupur Keerthi Sagar, Karnataka, IN;
Pratik Shah, Itasca, IL (US);
Murali Mohan Deshpande, Karnataka, IN;
John Woodruff, Mountain View, CA (US);
Sai Ravi Teja Pulugurtha, Itasca, IL (US);
Rohit Paturi, Itasca, IL (US);
Assignee:
KNOWLES ELECTRONICS, LLC., Itasca, IL (US);
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
G10L 15/08 (2006.01); H04R 1/40 (2006.01); H04R 3/00 (2006.01); G10L 15/22 (2006.01); G10L 21/0232 (2013.01); G10L 21/0216 (2013.01); G10L 21/0208 (2013.01);
U.S. Cl.
CPC ...
G10L 15/08 (2013.01); G10L 15/22 (2013.01); G10L 21/0232 (2013.01); H04R 1/406 (2013.01); H04R 3/005 (2013.01); G10L 2015/088 (2013.01); G10L 2021/02082 (2013.01); G10L 2021/02166 (2013.01);
Abstract
A system and method provides for multibeam keyword detection. A composite audio signal may include sound components. The system and method groups the sound components into subsets based on the angles of arrival of sound components. Keyword detectors evaluate each subset and determine whether a keyword is present.