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 8305650 B1

PDF
Full Text
Expired
Date of Patent:
Nov. 06, 2012

Filed:

Nov. 16, 2010
Applicants:

Darren Scott Schroeder, Hot Springs, AR (US);

James Christopher Charles Huebsch, Little Rock, AR (US);

Inventors:

Darren Scott Schroeder, Hot Springs, AR (US);

James Christopher Charles Huebsch, Little Rock, AR (US);

Assignee:

Xerox Corporation, Norwalk, CT (US);

Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
H04N 1/40 (2006.01);
U.S. Cl.
CPC ...
Abstract

A system, method, and machine-readable storage medium for detecting changes in images are provided herein. The system includes an original grid and an image detection software program. The original grid represents an original image. The image detection software program detects changes between the original image and the processed image as follows: receiving a description of the original grid, the processed image and a set of tolerance parameters; scanning horizontally the pixels of the processed image into horizontal runs, scanning vertically the pixels of the processed image into vertical runs, and saving each of the plurality of vertical and horizontal coordinates within the predefined vertical and horizontal tolerance; determining a plurality of processed intersection coordinates; comparing a portion of the plurality of processed intersection coordinates to a portion of the plurality of original grid line intersection coordinates; and providing an image comparison result.


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