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. 29, 2010
Filed:
Oct. 03, 2005
Applicant:
Marco Bressan, La Tronche, FR;
Inventor:
Marco Bressan, La Tronche, FR;
Assignee:
Xerox Corporation, Norwalk, CT (US);
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
G06K 9/62 (2006.01); G06K 9/36 (2006.01);
U.S. Cl.
CPC ...
Abstract
An image is classified respective to JPEG compression history. An image signature is derived from the image. The image signature is indicative of spatial frequencies content of chrominance components of the image including spatial frequencies content associated with JPEG compression. The image is classified respective to whether the image has undergone JPEG compression based on analysis of the image signature.
Bressan, Marco. (2010). Jpeg detectors and jpeg image history estimators (U.S. Patent No. 7747082). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/7747082
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile