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:
Jul. 27, 1999
Filed:
Apr. 22, 1997
Applicant:
Inventor:
Joseph Cai, Holbrook, NY (US);
Assignee:
Symbol Technologies, Inc., Holtsville, NY (US);
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
G06K / ;
U.S. Cl.
CPC ...
23546207 ; 235494 ;
Abstract
Bar code decoding methods and apparatus are disclosed wherein prototype characters are generated using calculated bar code distortion attributes. The vector distance measurements between the scanned bar code characters and the prototype characters are advantageously utilized to provide advanced and improved decoding.