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:
Oct. 30, 2007
Filed:
Jun. 13, 2005
Masaharu Shimakawa, Kawasaki, JP;
Masaharu Shimakawa, Kawasaki, JP;
Canon Kabushiki Kaisha, Tokyo, JP;
Abstract
This invention prevents smear and boundary bleeding and allows for printing of black images such as black characters with high quality. For this purpose, an AND operation generates print Bk data by culling original Bk data. Based on the data culled by the AND operation, PCBk application data generation operation generates PCBk application data that is used to apply C, M, Y color inks capable of forming a black by color mixing. Based on the PCBk application data, C, M, Y application datafor applying smear prevention color inks, C, M, Y application datafor applying boundary bleeding prevention color inks and original C, M, Y data. print C, M, Y data are generated.