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:
Jan. 31, 2023

Filed:

Apr. 17, 2020
Applicant:

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

Inventors:

Kangyoung Lee, Yongin-si, KR;

Yongseok Kim, Yongin-si, KR;

Dongchul Shin, Yongin-si, KR;

Hyunsup Lee, Yongin-si, KR;

Gyehwan Lim, Yongin-si, KR;

Assignee:

SAMSUNG DISPLAY CO., LTD., Yongin-si, KR;

Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H01L 27/32 (2006.01); H01L 51/56 (2006.01);
U.S. Cl.
CPC ...
H01L 27/3248 (2013.01); H01L 27/3276 (2013.01); H01L 51/56 (2013.01);
Abstract

A display device includes a substrate having a top surface, a bottom surface, and a first contact hole passing through the top surface and the bottom surface; a thin film transistor disposed above the top surface and including a semiconductor layer; a display element connected to the thin film transistor; a top conductive pattern disposed between the substrate and the thin film transistor and overlapping the semiconductor layer of the thin film transistor; a bottom conductive pattern disposed on the bottom surface and connected to the top conductive pattern through the first contact hole; and a bottom planarization layer disposed on the bottom surface, the bottom planarization layer disposed on the bottom conductive pattern.


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