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 6839459 B1

PDF
Full Text
Expired
Date of Patent:
Jan. 04, 2005

Filed:

Sep. 19, 2001
Applicant:

Charles Chi Jia, San Diego, CA (US);

Inventor:

Charles Chi Jia, San Diego, CA (US);

Assignee:
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
G06K 900 ;
U.S. Cl.
CPC ...
Abstract

A method of image processing is provided, the method including acquiring a digital image having a three-dimensional shadow, determining a boundary of the three-dimensional shadow, and lightening the three-dimensional shadow within the boundary.


Find Patent Forward Citations

Loading…