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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 12176357 B1

PDFFull Text
Date of Patent:
Dec. 24, 2024

Filed:

Dec. 01, 2021

Organic light emitting display device and manufacturing method thereof

Applicant:

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

Inventors:

Jae Young Oh, Goyang-si, KR;

Heechul Woo, Paju-si, KR;

Assignee:

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

Attorney:

Morgan, Lewis & Bockius LLP

Primary Examiner:

Victoria K Hall

Int. Cl.
CPC ...
H01L 27/32 (2006.01); H01L 27/12 (2006.01); H01L 51/00 (2006.01); H01L 51/52 (2006.01); H01L 51/56 (2006.01); H10K 50/844 (2023.01); H10K 59/12 (2023.01); H10K 59/121 (2023.01); H10K 59/122 (2023.01); H10K 59/124 (2023.01); H10K 71/00 (2023.01); H10K 77/10 (2023.01); H10K 85/10 (2023.01); H10K 59/35 (2023.01); H10K 59/65 (2023.01); H10K 59/80 (2023.01);
U.S. Cl.
CPC ...
H01L 27/1262 (2013.01); H01L 27/1218 (2013.01); H10K 50/844 (2023.02); H10K 59/1201 (2023.02); H10K 59/1213 (2023.02); H10K 59/122 (2023.02); H10K 59/124 (2023.02); H10K 71/00 (2023.02); H10K 77/10 (2023.02); H10K 85/10 (2023.02); H10K 59/35 (2023.02); H10K 59/65 (2023.02); H10K 59/8731 (2023.02); H10K 77/111 (2023.02);
Abstract

An organic light emitting display device includes a first display area having a plurality of sub-pixel areas therein and a second display area having a plurality of sub-pixel areas and a plurality of transmissive areas therein. The organic light emitting display device includes a plastic substrate including a first portion corresponding to the first display area and a second portion corresponding to the second display area; a plurality of thin film transistors on the plastic substrate to correspond to the plurality of sub-pixel areas; and a plurality of organic light emitting elements on the plurality of thin film transistors to correspond to the plurality of sub-pixel areas, wherein the second portion includes polyimide and a ligand compound, and the first portion includes polyimide with the ligand compound absent therein.

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