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:
Sep. 04, 2001

Filed:

Nov. 23, 1998
Applicant:
Inventors:

Yasuhiro Komiya, Hino, JP;

Ganglu Jing, Hachioji, JP;

Assignee:
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
B41J 2/938 ; B41J 2/205 ; B41J 2/9393 ; B41J 2/355 ;
U.S. Cl.
CPC ...
B41J 2/938 ; B41J 2/205 ; B41J 2/9393 ; B41J 2/355 ;
Abstract

A printer apparatus comprises a head having k (number) printing elements for printing an image data. A printing element selecting section selects a printing element driven at the time of printing among the k printing elements of the head. An image correcting section is a section for correcting the image data previous to the printing of the image data using the head, and comprises a correction data memorizing section for memorizing a correction data for a certain single tone among n (number) tones that the image data has for each of the printing elements, a tone detecting section for detecting the tone of the image data corresponding to each of the selected printing elements of the head, and a correction data generating section for generating a correction data for each of the selected printing elements, corresponding to the tone detected by the tone detecting section, by using the correction data memorized in the correction data memorizing section.


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