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:
May. 20, 2003
Filed:
Mar. 01, 2000
Yuji Toyomura, Fukuoka, JP;
Masakazu Mizusaki, Fukuoka, JP;
Shoichi Kitagawa, Fukuoka, JP;
Masanobu Narazaki, Fukuoka, JP;
Matsushita Electric Industrial Co., Ltd., Osaka, JP;
Abstract
An image reading apparatus for reading a original line by line, by moving the line image sensor in a direction orthogonal to the line, in which the line sensor is displaced in the line direction in each line to read the image of the original in a checkered pattern of pixels, and for interpolating a pixel in spaces of the said checkered pattern, plural interpolation candidate values for the pixel are determined and one of them is selected according to surrounding pixel values of the said pixel position to be interpolated, thereby reproducing edge portion of the original accurately.