US 12,455,591 B2
Display device and method of manufacturing the same
Sungwook Lim, Yongin-si (KR); Jinhwan Kim, Yongin-si (KR); Yewon Cho, Yongin-si (KR); and Sungtae Hwang, Yongin-si (KR)
Assigned to SAMSUNG DISPLAY CO., LTD., Yongin-si (KR)
Filed by Samsung Display Co., Ltd., Yongin-si (KR)
Filed on Mar. 23, 2023, as Appl. No. 18/125,207.
Claims priority of application No. 10-2022-0067306 (KR), filed on Jun. 2, 2022.
Prior Publication US 2023/0393617 A1, Dec. 7, 2023
Int. Cl. B32B 3/02 (2006.01); B32B 3/14 (2006.01); B32B 3/30 (2006.01); G06F 1/16 (2006.01); H04M 1/02 (2006.01)
CPC G06F 1/1616 (2013.01) [B32B 3/02 (2013.01); B32B 3/14 (2013.01); B32B 3/30 (2013.01); G06F 1/1652 (2013.01); G06F 1/1656 (2013.01); H04M 1/0222 (2013.01); H04M 1/0268 (2013.01)] 22 Claims
OG exemplary drawing
 
1. A method of manufacturing a display device, comprising:
providing a preliminary display device comprising a display panel, a panel protective film disposed under the display panel, and protective films disposed under the panel protective film and on the display panel;
irradiating a first laser beam to the preliminary display device from an upper or lower side of the preliminary display device to form a curved portion at a corner of the preliminary display device;
irradiating a second laser beam to the preliminary display device in which the curved portion is formed to form a pattern portion in at least one protective film of the protective films in a direction in which the first laser beam is irradiated; and
removing the at least one protective film in which the pattern portion is formed.