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. 22, 2015

Filed:

Feb. 11, 2014
Applicant:

Sony Corporation, Tokyo, JP;

Inventors:

Yasuo Inoue, Tokyo, JP;

Ken Kikuchi, Tokyo, JP;

Takeya Meguro, Tokyo, JP;

Hideto Mori, Kanagawa, JP;

Assignee:

JOLED INC., Tokyo, JP;

Attorney:
Primary Examiner:
Int. Cl.
CPC ...
G09G 5/10 (2006.01); G09G 3/32 (2006.01);
U.S. Cl.
CPC ...
G09G 3/3208 (2013.01); G09G 3/3233 (2013.01); G09G 2300/08 (2013.01); G09G 2320/029 (2013.01); G09G 2320/0223 (2013.01); G09G 2320/0233 (2013.01); G09G 2320/0276 (2013.01); G09G 2320/043 (2013.01); G09G 2320/0666 (2013.01); G09G 2320/103 (2013.01); G09G 2360/16 (2013.01);
Abstract

A correction method for correcting uneven light emission of an organic EL panel, the correction method includes the steps of: supplying a predetermined signal to the organic EL panel to detect the brightness of the panel at horizontal and vertical scan positions; forming, based on a detection output thereof, correction data adapted to correct uneven brightness of the organic EL panel at a horizontal or vertical display position of the panel; storing the correction data in a memory; and reading the correction data from the memory during viewing to correct the level of a video signal supplied to the organic EL panel.


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