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:
Mar. 07, 2023

Filed:

Aug. 02, 2021
Applicant:

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

Inventors:

Jong-Hyun Choung, Suwon-si, KR;

Jaeuoon Kim, Hwaseong-si, KR;

Assignee:

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

Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H01L 27/32 (2006.01); G06F 3/044 (2006.01); G06F 3/041 (2006.01);
U.S. Cl.
CPC ...
H01L 27/323 (2013.01); G06F 3/0443 (2019.05); G06F 3/0446 (2019.05); G06F 3/04164 (2019.05); H01L 27/3276 (2013.01); G06F 2203/04103 (2013.01); G06F 2203/04111 (2013.01);
Abstract

An input sensor of a display device includes: a sensing electrode on a base insulating layer and overlapping a sensing region; and a signal line electrically connected to the sensing electrode and overlapping the non-sensing region, and including: a first conductive layer on the base insulating layer and having a first reflectance, a first conductivity, and a first thickness; a second conductive layer having a second reflectance lower than the first reflectance, a second conductivity lower than the first conductivity, and a second thickness smaller than the first thickness, wherein the second conductive layer is on and in contact with the first conductive layer; and a third conductive layer between the base insulating layer and the first conductive layer, in contact with each of the base insulating layer and the first conductive layer, wherein the third conductive layer contains a material different from that of the second conductive layer.


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