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. 29, 2019
Filed:
Sep. 25, 2017
Applicant:
Digimarc Corporation, Beaverton, OR (US);
Inventors:
Ravi K. Sharma, Portland, OR (US);
Adnan M. Alattar, Tigard, OR (US);
Assignee:
Digimarc Corporation, Beaverton, OR (US);
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
G10L 19/018 (2013.01); G10L 19/12 (2013.01); G10L 15/08 (2006.01); G10L 21/055 (2013.01); G10L 19/00 (2013.01); G10L 19/022 (2013.01); G10L 19/26 (2013.01);
U.S. Cl.
CPC ...
G10L 19/018 (2013.01); G10L 15/08 (2013.01); G10L 19/0019 (2013.01); G10L 19/022 (2013.01); G10L 19/12 (2013.01); G10L 19/265 (2013.01); G10L 21/055 (2013.01);
Abstract
Spectral encoding methods are more robust when used with improved weak signal detection and synchronizations methods. Further robustness gains are achieved by using informed embedding, error correction and embedding protocols that enable signal to noise enhancements by folding and pre-filtering the received signal.