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:
Aug. 18, 1998
Filed:
Dec. 13, 1994
Tadayoshi Nakayama, Tokyo, JP;
Norihiro Kawahara, Tokyo, JP;
Canon Kabushiki Kaisha, Tokyo, JP;
Abstract
An image interpolating circuit for producing pixel information of an interpolation line located between first and second scanning lines by using pixel information of the first and second scanning lines. A detecting circuit is provided for detecting an oblique edge pattern by using the pixel information of the first and second scanning lines, and an interpolation signal producing circuit is provided for setting the number of pixels of the interpolation scanning line to be larger than the number of pixels of the first and second scanning lines and for producing the pixel information for the interpolation line in accordance with a detection output of the detecting circuit.