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.

Date of Patent:
Feb. 18, 2003

Filed:

Sep. 28, 1999
Applicant:
Inventors:

Xing Zhang, Menai, AU;

Jian Zhang, Enfield, AU;

Assignee:

Motorola, Inc., Schaumburg, IL (US);

Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
G06K 9/32 ;
U.S. Cl.
CPC ...
G06K 9/32 ;
Abstract

Two document images which have been compressed using the JBIG-2 standard for facsimile applications so as to include a plurality of index numbers, one or more positions in each image associated with the index numbers, and a group symbol for each index number can be merged to form a final composite image. Firstly, two virtual indexed images are formed by patterns of the index numbers at their associated positions in the document images. The patterns of index numbers in the two virtual indexed images are then compared ( ) to determine whether there is correlation between the patterns of index numbers in at least parts of the two virtual indexed images. The two virtual indexed images are then merged ( ), when there is a sufficient correlation, such that the parts that correlate overlap each other to provide a merged virtual indexed image, and then the index numbers in the merged virtual indexed image are replaced ( ) by the corresponding group symbol to provide the final composite image.


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Zhang, Xing. (2003). Method and apparatus for merging images (U.S. Patent No. 6522790). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/6522790

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