US 11,690,280 B2
Display device and support film structure for display device
Chang Han Lee, Cheonan-si (KR); Myung Hwan Kim, Yongin-si (KR); Sang Yeol Kim, Hwaseong-si (KR); Woo Hyun Kim, Hwaseong-si (KR); Hyo Jin Kim, Suwon-si (KR); Kyoung Il Min, Hwaseong-si (KR); Tae Hyun Sung, Seoul (KR); Se Joong Shin, Cheonan-si (KR); Ho Ryun Chung, Suwon-si (KR); and Jae cheol Choi, Hwaseong-si (KR)
Assigned to Samsung Display Co., Ltd., Yongin-si (KR)
Filed by Samsung Display Co., Ltd., Yongin-si (KR)
Filed on Aug. 2, 2021, as Appl. No. 17/392,093.
Application 17/392,093 is a continuation of application No. 16/364,181, filed on Mar. 26, 2019, granted, now 11,081,660.
Claims priority of application No. 10-2018-0051059 (KR), filed on May 3, 2018; and application No. 10-2019-0027870 (KR), filed on Mar. 12, 2019.
Prior Publication US 2021/0367173 A1, Nov. 25, 2021
This patent is subject to a terminal disclaimer.
Int. Cl. H01L 51/00 (2006.01); B32B 7/022 (2019.01); B32B 3/30 (2006.01); B32B 27/08 (2006.01); B32B 27/28 (2006.01); B32B 27/36 (2006.01); H01L 27/32 (2006.01); H01L 51/52 (2006.01); H05K 1/02 (2006.01); H05K 1/14 (2006.01); G06F 1/16 (2006.01); H10K 77/10 (2023.01); H04M 1/02 (2006.01); H10K 50/844 (2023.01); H10K 59/131 (2023.01); H10K 102/00 (2023.01)
CPC H10K 77/111 (2023.02) [B32B 3/30 (2013.01); B32B 7/022 (2019.01); B32B 27/08 (2013.01); B32B 27/281 (2013.01); B32B 27/36 (2013.01); G06F 1/1652 (2013.01); H04M 1/0268 (2013.01); H05K 1/0281 (2013.01); H05K 1/147 (2013.01); H10K 50/844 (2023.02); H10K 59/131 (2023.02); B32B 2457/206 (2013.01); H05K 2201/055 (2013.01); H05K 2201/10128 (2013.01); H10K 2102/311 (2023.02)] 22 Claims
OG exemplary drawing
 
1. A display device comprising:
a display panel comprising:
a display area comprising a first area that is bendable; and
a non-display area adjacent to the display area;
a support film coupled to a bottom surface of the display panel, the support film comprising a first groove overlapping with the first area; and
a polymer layer disposed in the first groove, the polymer layer comprising a material with higher flexibility than the support film,
wherein angles formed by a top surface of the support film and inner sides of the support film defining the first groove are acute angles,
wherein:
the non-display area comprises a second area that is bendable; and
the support film further comprises a second groove overlapping with the second area and extending in a same direction as the first groove.