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:
May. 20, 2025
Filed:
Mar. 01, 2022
Applicant:
Samsung Display Co., Ltd., Yongin-si, KR;
Inventors:
Dongwook Choi, Yongin-si, KR;
Taeeun Kim, Yongin-si, KR;
Heeyoung Lee, Yongin-si, KR;
Dukjin Lee, Yongin-si, KR;
Woosuk Jung, Yongin-si, KR;
Assignee:
SAMSUNG DISPLAY CO., LTD., Yongin-si, KR;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H10K 59/35 (2023.01); G02B 1/08 (2006.01); G02B 1/11 (2015.01); G02B 5/30 (2006.01); H10K 50/15 (2023.01); H10K 50/16 (2023.01); H10K 50/17 (2023.01); H10K 50/844 (2023.01); H10K 50/86 (2023.01); H10K 59/12 (2023.01); H10K 59/122 (2023.01); H10K 77/10 (2023.01); H10K 102/00 (2023.01);
U.S. Cl.
CPC ...
H10K 59/35 (2023.02); G02B 1/08 (2013.01); G02B 1/11 (2013.01); G02B 5/3016 (2013.01); G02B 5/3083 (2013.01); H10K 50/844 (2023.02); H10K 50/86 (2023.02); H10K 59/122 (2023.02); H10K 77/111 (2023.02); H10K 50/156 (2023.02); H10K 50/166 (2023.02); H10K 50/17 (2023.02); H10K 50/171 (2023.02); H10K 59/12 (2023.02); H10K 2102/311 (2023.02); Y02E 10/549 (2013.01);
Abstract
A display apparatus includes a display panel configured to display an image. The display panel has a folding axis extending in a first direction. An optical film is disposed over the display panel. The optical film includes a circular polarizer including at least two-phase retarders and one polarizer. Slow axes of each of the at least two-phase retarders are located in the same quadrant of four quadrants of the optical film.