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:
Nov. 18, 2014
Filed:
Nov. 29, 2011
Yasuyuki Nakamura, Yokohama, JP;
Yasuyuki Nakamura, Yokohama, JP;
Canon Kabushiki Kaisha, Tokyo, JP;
Abstract
If pixel segment insertion/extraction control by random number control which is uniform irrespective of a type of image data is performed, in the case of a character or diagram, main scanning positions where the pixel-segment insertion/extraction is executed become discontinuous in a sub-scanning direction, and image quality deteriorates. To solve the above problem, there is provided an image forming apparatus having: a unit for dividing an image into a plurality of areas in the main scanning direction; a unit for setting a reference area for performing pixel segment insertion/extraction control in each of divided areas; and a unit for deciding a position where the pixel segment insertion/extraction control in each of the divided area, in accordance with attribute information of image data in the set reference area.