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:
Dec. 17, 2019

Filed:

Dec. 23, 2017
Applicant:

Lg Display Co., Ltd., Seoul, KR;

Inventors:

Hyeon Ho Son, Paju-si, KR;

Ji Young Ahn, Seoul, KR;

Assignee:
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H01L 27/32 (2006.01); H01L 51/52 (2006.01); G02F 1/1335 (2006.01); G02F 1/13363 (2006.01); G02F 1/1368 (2006.01); G02F 1/137 (2006.01); G02F 1/1362 (2006.01);
U.S. Cl.
CPC ...
H01L 27/3232 (2013.01); G02F 1/137 (2013.01); G02F 1/1368 (2013.01); G02F 1/13363 (2013.01); G02F 1/133502 (2013.01); G02F 1/133512 (2013.01); G02F 1/133528 (2013.01); H01L 27/322 (2013.01); H01L 27/3267 (2013.01); H01L 27/3272 (2013.01); H01L 51/5281 (2013.01); H01L 51/5293 (2013.01); G02F 2001/133638 (2013.01); G02F 2001/136222 (2013.01); G02F 2201/121 (2013.01); G02F 2201/123 (2013.01); G02F 2201/44 (2013.01); G02F 2201/52 (2013.01); G02F 2413/01 (2013.01); G02F 2413/05 (2013.01); G02F 2413/14 (2013.01); H01L 27/326 (2013.01); H01L 27/3211 (2013.01); H01L 27/3218 (2013.01);
Abstract

Disclosed is a transparent display device. The transparent display device includes a first display panel, including a transmissive area and an emissive area where a first pixel including a plurality of subpixels displaying an image is provided, and a second display panel including a second pixel provided to overlap the emissive area and the transmissive area of the first display panel, the second display panel being provided on a first surface of the first display panel. The second pixel of the second display panel controls an amount of light incident on the first display panel, thereby preventing a visibility of an image displayed by the first display panel from being reduced by external light.


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