US 10,892,257 B2
Foldable display device
Yuan-Lin Wu, Miao-Li County (TW); Kuan-Feng Lee, Miao-Li County (TW); Tsung-Han Tsai, Miao-Li County (TW); and Jia-Yuan Chen, Miao-Li County (TW)
Assigned to InnoLux Corporation, Miao-Li County (TW)
Filed by InnoLux Corporation, Miao-Li County (TW)
Filed on Jan. 21, 2019, as Appl. No. 16/252,732.
Prior Publication US 2020/0235084 A1, Jul. 23, 2020
Int. Cl. H01L 25/16 (2006.01); H01L 27/12 (2006.01); H01L 33/54 (2010.01); H01L 33/62 (2010.01); H01L 33/48 (2010.01); H01L 33/46 (2010.01); H01L 33/50 (2010.01); H01L 23/00 (2006.01); H01L 25/075 (2006.01); H01L 23/538 (2006.01); H01L 33/06 (2010.01); H01L 33/56 (2010.01)
CPC H01L 25/167 (2013.01) [H01L 23/5387 (2013.01); H01L 24/32 (2013.01); H01L 24/83 (2013.01); H01L 25/0753 (2013.01); H01L 27/1218 (2013.01); H01L 33/46 (2013.01); H01L 33/48 (2013.01); H01L 33/505 (2013.01); H01L 33/54 (2013.01); H01L 33/62 (2013.01); H01L 33/06 (2013.01); H01L 33/56 (2013.01); H01L 2224/32145 (2013.01); H01L 2224/83201 (2013.01); H01L 2924/3512 (2013.01); H01L 2933/0066 (2013.01)] 20 Claims
OG exemplary drawing
 
1. A foldable display device including a first display region, a second display region, and a foldable display region connecting the first display region and the second display region, the foldable display device comprising:
a flexible substrate;
a plurality of first light emitting units disposed on the flexible substrate in the first display region;
a plurality of second light emitting units disposed on the flexible substrate in the foldable display region;
a first protector protecting at least one of the first light emitting units; and
a second protector protecting at least one of the second light emitting units;
wherein a ratio of a thickness of the first protector to a thickness of the flexible substrate in the first display region is defined as a first ratio, a ratio of a thickness of the second protector to a thickness of the flexible substrate in the foldable display region is defined as a second ratio, and the second ratio is greater than the first ratio, and the thickness of the second protector is greater than the thickness of the first protector.