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:
Jun. 30, 2020
Filed:
Mar. 30, 2017
Applicant:
Cisco Technology, Inc., San Jose, CA (US);
Inventors:
Assignee:
CISCO TECHNOLOGY, INC., San Jose, CA (US);
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
G06F 21/16 (2013.01); H04N 21/83 (2011.01); H04N 21/4405 (2011.01); H04N 5/913 (2006.01); H04N 19/44 (2014.01); G06T 1/00 (2006.01); H04N 21/8358 (2011.01); H04N 21/233 (2011.01); H04N 19/14 (2014.01); H04N 21/44 (2011.01); H04N 9/64 (2006.01);
U.S. Cl.
CPC ...
G06F 21/16 (2013.01); G06T 1/005 (2013.01); H04N 5/913 (2013.01); H04N 21/4405 (2013.01); H04N 21/8358 (2013.01); G06F 2221/0737 (2013.01); G06T 2201/0051 (2013.01); G06T 2201/0063 (2013.01); H04N 9/646 (2013.01); H04N 19/14 (2014.11); H04N 19/44 (2014.11); H04N 21/233 (2013.01); H04N 21/44008 (2013.01); H04N 2005/91335 (2013.01); H04N 2005/91357 (2013.01);
Abstract
In one embodiment, a method for preventing a difference attack on watermarked video content is implemented on at least one computing device and includes: manipulating values of a set of pixels to embed a forensic watermark in at least one video frame in a video content item, where the manipulating is in accordance with a given magnitude of change in the values, and introducing random noise to the at least one video frame, where the random noise is random noise of the given magnitude.