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:
Jun. 21, 1983
Filed:
Dec. 08, 1980
Applicant:
Inventors:
Robert J Rushby, Waterloo, CA;
Yashvant S Parmar, Weston, CA;
Assignee:
NCR Canada Ltd - NCR Canada Ltee, Mississauga, CA;
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
H04N / ; G06F / ;
U.S. Cl.
CPC ...
358280 ; 358284 ; 371-2 ; 371 27 ; 371 41 ;
Abstract
A method and apparatus for removing erroneous data elements from digital images by systemically moving a window memory over the entire area of an image. Each data element in the image is examined with respect to neighboring elements by comparing the contents of the window with a set of masks to determine if a certain data element should be altered.