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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.

Patent No.:

US 12225807 B1

PDFFull Text
Date of Patent:
Feb. 11, 2025

Filed:

Oct. 16, 2023

Display apparatus with crack detection electrodes disposed in different layers

Applicant:

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

Inventors:

Minjeong Kim, Yongin-si, KR;

Hyungjun Park, Yongin-si, KR;

Junyong An, Yongin-si, KR;

Nuree Um, Yongin-si, KR;

Wonkyu Kwak, Yongin-si, KR;

Assignee:

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

Attorney:

KILE PARK REED & HOUTTEMAN PLLC

Primary Examiner:

Tan N Tran

Int. Cl.
CPC ...
H01L 23/58 (2006.01); H10K 59/121 (2023.01); H10K 59/131 (2023.01); H10K 59/88 (2023.01); H01L 27/12 (2006.01); H01L 29/786 (2006.01);
U.S. Cl.
CPC ...
H10K 59/88 (2023.02); H10K 59/1213 (2023.02); H10K 59/131 (2023.02); H01L 27/1225 (2013.01); H01L 27/124 (2013.01); H01L 27/1251 (2013.01); H01L 29/78675 (2013.01); H01L 29/7869 (2013.01);
Abstract

A display apparatus includes a first pad at one side of a substrate; a first semiconductor layer on the substrate; a first crack detection electrode interposed between the substrate and the first semiconductor layer, and including a first end portion at the one side and a second end portion at another side; a second crack detection electrode disposed on the first semiconductor layer, and including a first end portion located at the one side and a second end portion connected to the second end portion of the first crack detection electrode; and a first auxiliary electrode disposed on the second conductive layer, and including a first end portion connected to the second end portion of the first crack detection electrode and a second end portion electrically connected to the first pad.

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