US 12,265,420 B2
Display device
Hirotsugu Kishimoto, Hwaseong-si (KR); Yongchan Jeon, Cheonan-si (KR); and Chul Ho Jeong, Seoul (KR)
Assigned to SAMSUNG DISPLAY CO., LTD., Gyeonggi-Do (KR)
Filed by Samsung Display Co., Ltd., Yongin-si (KR)
Filed on Jan. 5, 2023, as Appl. No. 18/093,534.
Claims priority of application No. 10-2022-0030124 (KR), filed on Mar. 10, 2022.
Prior Publication US 2023/0288956 A1, Sep. 14, 2023
Int. Cl. G06F 1/16 (2006.01)
CPC G06F 1/1616 (2013.01) [G06F 1/1652 (2013.01); G06F 1/1656 (2013.01)] 20 Claims
OG exemplary drawing
 
1. A display device including a folding area and a non-folding area divided into a first non-folding area and a second non-folding area spaced apart in a first direction with the folding area therebetween, the display device comprising:
a display module;
a window on a first surface of the display module; and
a support plate on a second surface of the display module which is opposite to the first surface of the display module, at least one of the window and the support plate comprising:
a folding part corresponding to the folding area and including first sub film layers stacked in the first direction; and
a non-folding part corresponding to the non-folding area and including second sub film layers stacked in the first direction,
wherein a second sub film layer of the second sub film layers has a storage modulus larger than a storage modulus of a first sub film layer of the first sub film layers.