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:
Aug. 11, 2020

Filed:

Jul. 11, 2018
Applicant:

Samsung Display Co., Ltd., Yongin-si, KR;

Inventors:

Hyoeng Ki Kim, Yongin-si, KR;

Jun Hyuk Woo, Yongin-si, KR;

Assignee:

SAMSUNG DISPLAY CO., LTD., Yongin-Si, Gyeonggi-Do, KR;

Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H01L 27/32 (2006.01); H01L 51/52 (2006.01);
U.S. Cl.
CPC ...
H01L 27/3276 (2013.01); H01L 27/323 (2013.01); H01L 27/3246 (2013.01); H01L 27/3258 (2013.01); H01L 51/5281 (2013.01); H01L 27/322 (2013.01); H01L 27/3211 (2013.01); H01L 2227/323 (2013.01);
Abstract

A display device includes a substrate including a display region and non-display region, and at least one pixel disposed in the display region. The at least one pixel includes an emission region that emits a light, a non-emission region that does not emit the light, a light emitting element disposed in the emission region, and a pixel circuit that drives the light emitting element. The display device further includes a passivation layer disposed between the pixel circuit and the light emitting element. The passivation layer covers the pixel circuit and includes a concave pattern disposed in the non-emission region. The display device further includes a power supply line disposed on the passivation layer in the non-emission region and connected to the light emitting element. The power supply line includes an uneven pattern corresponding to the concave pattern.


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