US 11,683,954 B2
Flexible display apparatus
Hyekyung Park, Yongin-si (KR)
Assigned to SAMSUNG DISPLAY CO., LTD., Yongin-si (KR)
Filed by SAMSUNG DISPLAY CO., LTD., Yongin-si (KR)
Filed on Jun. 7, 2021, as Appl. No. 17/341,164.
Application 16/290,558 is a division of application No. 15/423,128, filed on Feb. 2, 2017, granted, now 10,224,504, issued on Mar. 5, 2019.
Application 17/341,164 is a continuation of application No. 16/853,907, filed on Apr. 21, 2020, granted, now 11,063,241.
Application 16/853,907 is a continuation of application No. 16/290,558, filed on Mar. 1, 2019, granted, now 10,629,846, issued on Apr. 21, 2020.
Claims priority of application No. 10-2016-0012917 (KR), filed on Feb. 2, 2016.
Prior Publication US 2021/0296614 A1, Sep. 23, 2021
Int. Cl. H01L 51/52 (2006.01); H10K 50/844 (2023.01); H10K 59/124 (2023.01); H10K 59/121 (2023.01); H10K 77/10 (2023.01); H10K 59/122 (2023.01); H10K 102/00 (2023.01)
CPC H10K 50/844 (2023.02) [H10K 59/124 (2023.02); H10K 59/1213 (2023.02); H10K 77/111 (2023.02); H10K 59/122 (2023.02); H10K 2102/311 (2023.02); Y02E 10/549 (2013.01)] 22 Claims
OG exemplary drawing
 
1. A display apparatus, comprising:
a substrate including a bending area;
a first insulation layer disposed on the bending area of the substrate, the first insulation layer comprising a top surface having a first portion, a second portion, a third portion, and a fourth portion that are continuously connected to one another in a first direction,
wherein, in an unbent state of the display apparatus, inclinations of the first and second portions are different from each other relative to the substrate and a distance between the first portion and the substrate is different from a distance between the third portion and the substrate, and
wherein a thickness of the first portion of the first insulation layer and a thickness of the second portion of the first insulation layer are different from each other.