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:
May. 13, 2003

Filed:

Jul. 30, 1998
Applicant:
Inventors:

Kazuo Kawamura, Miyagi, JP;

Hideaki Yashima, Miyagi, JP;

Assignee:
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
H04N 5/208 ;
U.S. Cl.
CPC ...
H04N 5/208 ;
Abstract

Image signal processing has the steps of: judging from four pixels adjacent to an object pixel whether the object pixel constitutes a single edge; judging whether the single edge is horizontal or vertical, if it is judged that the object pixel constitutes the single edge; and interpolating the object pixel in accordance with at least right and left two pixels adjacent to the object pixel in a horizontal direction, if it is judged that the single edge is horizontal, and interpolating the object pixel in accordance with at least upper and lower two pixels adjacent to the object pixel in a vertical direction, if it is judged that the single edge is vertical.


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