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. 02, 2018
Filed:
Jun. 18, 2014
Applicant:
Creative Technology Ltd, Singapore, SG;
Inventors:
John Norris, Los Angeles, CA (US);
Robert Bliss, Soquel, CA (US);
Assignee:
Creative Technology Ltd, Singapore, SG;
Attorneys:
Primary Examiner:
Int. Cl.
CPC ...
H04R 1/40 (2006.01); H04R 1/10 (2006.01); H04R 3/00 (2006.01); H04R 29/00 (2006.01); G10L 21/0216 (2013.01); H03G 5/16 (2006.01); H04R 3/04 (2006.01);
U.S. Cl.
CPC ...
H04R 1/406 (2013.01); G10L 21/0216 (2013.01); H03G 5/165 (2013.01); H04R 1/1083 (2013.01); H04R 3/005 (2013.01); H04R 29/005 (2013.01); H04R 29/006 (2013.01); G10L 2021/02168 (2013.01); H04R 3/04 (2013.01); H04R 2201/107 (2013.01); H04R 2430/03 (2013.01);
Abstract
In one invention embodiment two microphones are attached to the ear cup and are configured as an end-firing array. The end-firing array suppresses unwanted sounds using an adaptive spectral method and spectral subtraction. According to a second embodiment, Automatic Calibration of an end-firing Microphone Array is provided.