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:
Dec. 28, 2010

Filed:

Aug. 15, 2006
Applicant:

Ryo Ozawa, Saitama, JP;

Inventor:

Ryo Ozawa, Saitama, JP;

Assignee:

Hoya Corporation, Tokyo, JP;

Attorney:
Primary Examiner:
Int. Cl.
CPC ...
G06K 9/40 (2006.01);
U.S. Cl.
CPC ...
Abstract

An edge enhancement processing unit comprising a determination block and a signal processing block is provided. The determination block determines whether the luminance of a surrounding pixel is greater than at zero level. The surrounding pixel is located around a focused pixel. The signal processing block carries out an edge enhancement process for a pixel signal generated by the focused pixel. The edge enhancement process is carried out if the determination block determines that the luminance of the surrounding pixel is greater than at zero level.


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