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:
Apr. 14, 2009

Filed:

Mar. 26, 2004
Applicants:

Atsushi Kinoshita, Osaka, JP;

Susumu Tanase, Kadoma, JP;

Yukio Mori, Hirakata, JP;

Atsuhiro Yamashita, Osaka, JP;

Masutaka Inoue, Neyagawa, JP;

Shigeo Kinoshita, Mizuho, JP;

Inventors:

Atsushi Kinoshita, Osaka, JP;

Susumu Tanase, Kadoma, JP;

Yukio Mori, Hirakata, JP;

Atsuhiro Yamashita, Osaka, JP;

Masutaka Inoue, Neyagawa, JP;

Shigeo Kinoshita, Mizuho, JP;

Assignee:

Sanyo Electric Co., Ltd., Moriguchi-shi, JP;

Attorney:
Primary Examiner:
Int. Cl.
CPC ...
G09G 5/10 (2006.01); G09G 3/36 (2006.01);
U.S. Cl.
CPC ...
Abstract

An uneven display correction method including a first step of dividing a display area of a display panel into a plurality of unit areas, the first step setting one arbitrary unit area among the unit areas at a reference area, the first step previously determining a value as a correction parameter in each unit area, the value corresponding to a difference between a light-emission start gradation level of the unit area and the light-emission start gradation level of the reference area; and a second step of correcting an input video signal based on the correction parameter determined in each unit area.


Find Patent Forward Citations

Loading…