US 11,672,160 B2
Flexible display apparatus having alignment mark and method of assembling the same
Young Kwan Kim, Seoul (KR); and Bohyuk Lee, Yongin-si (KR)
Assigned to SAMSUNG DISPLAY CO., LTD., Gyeonggi-do (KR)
Filed by Samsung Display Co., LTD., Yongin-si (KR)
Filed on May 7, 2021, as Appl. No. 17/314,387.
Application 17/314,387 is a continuation of application No. 16/679,457, filed on Nov. 11, 2019, granted, now 11,004,912, issued on May 11, 2021.
Claims priority of application No. 10-2018-0149274 (KR), filed on Nov. 28, 2018.
Prior Publication US 2021/0265433 A1, Aug. 26, 2021
Int. Cl. H01L 27/14 (2006.01); H01L 27/32 (2006.01); H01L 51/00 (2006.01); H01L 51/56 (2006.01); G06F 3/041 (2006.01)
CPC H01L 27/3223 (2013.01) [G06F 3/0412 (2013.01); H01L 27/323 (2013.01); H01L 27/3276 (2013.01); H01L 51/0097 (2013.01); H01L 51/56 (2013.01); G06F 2203/04102 (2013.01); G06F 2203/04103 (2013.01); H01L 2227/323 (2013.01); H01L 2251/5338 (2013.01)] 12 Claims
OG exemplary drawing
 
1. A flexible display apparatus comprising:
a flexible display panel comprising:
a thin film transistor arranged in a display area on a flexible substrate,
an organic light emitting layer disposed on the thin film transistor,
a touch sensor electrode disposed on the organic light emitting layer,
a plurality of metal layers within the thin film transistor and the touch sensor electrode, and
a first alignment mark in which patterns of at least two metal layers from among the plurality of metal layers are stacked in a peripheral area on the flexible substrate which is adjacent to the display area;
a window member disposed on a first surface of the flexible display panel and comprising a transmissive window corresponding to the display area, and a light shielding part corresponding to the peripheral area; and
a protective film disposed on a second surface opposite to the first surface of the flexible display panel.