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:
Jan. 29, 2013

Filed:

Jan. 11, 2008
Applicants:

Jin-kyung Hong, Seoul, KR;

Jae-min Shin, Seoul, KR;

In-ho Park, Suwon-si, KR;

Woo-ri Choi, Suwon-si, KR;

Inventors:

Jin-kyung Hong, Seoul, KR;

Jae-min Shin, Seoul, KR;

In-ho Park, Suwon-si, KR;

Woo-ri Choi, Suwon-si, KR;

Assignee:
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
G06F 15/00 (2006.01); G03F 3/08 (2006.01); H04N 1/46 (2006.01); H04N 9/04 (2006.01);
U.S. Cl.
CPC ...
Abstract

An image forming apparatus including a scanning unit to scan an image and to output corresponding digital color coordinates; a determining unit to determine a local color gamut including the digital color coordinates, based on a reference matrix computed from a standard color gamut, which includes the local color gamut, and the plurality of digital color coordinates; a matrix selecting unit to select a color conversion matrix that corresponds to the determined local color gamut; and a computing unit to compute LAB color coordinates based on the selected color conversion matrix and the digital color coordinates. A method of color conversion using the image forming apparatus is also provided.


Find Patent Forward Citations

Loading…