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:
Mar. 24, 2015
Filed:
Mar. 30, 2012
Applicant:
Pascal Massimino, Orsay, FR;
Inventor:
Pascal Massimino, Orsay, FR;
Assignee:
Google Inc., Mountain View, CA (US);
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
G06T 1/00 (2006.01);
U.S. Cl.
CPC ...
G06T 1/0035 (2013.01);
Abstract
A plurality of signature bits to be used to generate a watermark in a JPEG image file is determined, wherein the JPEG image file comprises at least one quantization table. A plurality of locations in the at least one quantization table is selected. A respective value associated with each of the selected plurality of locations in the at least one quantization table is changed, based on the plurality of signature bits.