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.:
Date of Patent:
Feb. 24, 2026
Filed:
Sep. 14, 2022
Applicant:
Lg Display Co., Ltd., Seoul, KR;
Inventors:
Assignee:
LG Display Co., Ltd., Seoul, KR;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H10K 50/80 (2023.01); G02B 5/30 (2006.01); H10K 71/00 (2023.01);
U.S. Cl.
CPC ...
H10K 50/868 (2023.02); G02B 5/3083 (2013.01); H10K 71/00 (2023.02);
Abstract
A display device includes a substrate, an alignment film positioned on the substrate, a polarizing layer positioned on the alignment film, and an optical compensation film positioned between the substrate and the alignment film, wherein the optical compensation film has a structure with a first optical compensation film having a phase difference value of λ/4 of a wavelength of transmitted light and a second optical compensation film having a phase difference value of λ/2 of the wavelength of the transmitted light stacked with each other.