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. 05, 2017

Filed:

Nov. 19, 2015
Applicant:

Semiconductor Energy Laboratory Co., Ltd., Atsugi-shi, Kanagawa-ken, JP;

Inventors:

Norifumi Takesue, Chiba, JP;

Yuichi Yanagisawa, Kanagawa, JP;

Assignee:

Semiconductor Energy Laboratory Co., Ltd., Atsugi-shi, Kanagawa-ken, JP;

Attorney:
Primary Examiner:
Int. Cl.
CPC ...
G09G 3/20 (2006.01); G09G 3/34 (2006.01); G06F 3/14 (2006.01); G09G 3/3208 (2016.01); G09G 3/00 (2006.01);
U.S. Cl.
CPC ...
G09G 3/3413 (2013.01); G06F 3/1438 (2013.01); G09G 3/3208 (2013.01); G09G 3/006 (2013.01); G09G 2300/0408 (2013.01); G09G 2300/0426 (2013.01); G09G 2300/0452 (2013.01); G09G 2310/0221 (2013.01); G09G 2310/0281 (2013.01); G09G 2320/0233 (2013.01); G09G 2320/0276 (2013.01); G09G 2320/0285 (2013.01); G09G 2320/0626 (2013.01); G09G 2320/0673 (2013.01); G09G 2360/144 (2013.01); G09G 2360/145 (2013.01); G09G 2370/16 (2013.01); G09G 2380/02 (2013.01);
Abstract

A display system including a display device and an image processing device is provided. The display device includes a second display panel overlapping with a first display panel on the display surface side. The second display panel has a region that transmits visible light adjacent to a display region. The region that transmits visible light of the second display panel overlaps with a display region of the first display panel, which makes a non-display region between display regions of two display panels in the display device small. The image processing device has a function of correcting the gray scale, which is included in image data, corresponding to at least one of a portion overlapping with the region that transmits visible light and a portion not overlapping with the region in the display region of the first display panel.


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