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.:

US 7428099 B1

PDF
Full Text
Expired
Date of Patent:
Sep. 23, 2008

Filed:

Jun. 14, 2006
Applicants:

Bahram Javidi, Storrs, CT (US);

Ahouzi Esmail, Rabat, MA;

Guansheng Zhang, Hamilton, VA (US);

Inventors:

Bahram Javidi, Storrs, CT (US);

Ahouzi Esmail, Rabat, MA;

Guansheng Zhang, Hamilton, VA (US);

Assignee:
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
G02B 27/46 (2006.01);
U.S. Cl.
CPC ...
Abstract

A method of verifying the authenticity of an object is disclosed. The method may include encoding a primary image, convolving the encoded primary image with a random code, generating thereby a first reference image, transforming the first reference image, and correlating the first reference image with a second reference image.


Find Patent Forward Citations

Loading…