US 11,840,478 B2
Window, method of manufacturing the window, and display module including the window
Hyunseung Seo, Gwacheon-si (KR); Jonghwan Cho, Ansan-si (KR); Yongkyu Kang, Hwaseong-si (KR); and Jihyun Ko, Bucheon-si (KR)
Assigned to SAMSUNG DISPLAY CO., LTD., Yongin-si (KR)
Filed by SAMSUNG DISPLAY CO., LTD., Yongin-si (KR)
Filed on Feb. 13, 2020, as Appl. No. 16/790,236.
Claims priority of application No. 10-2019-0046560 (KR), filed on Apr. 22, 2019.
Prior Publication US 2020/0331799 A1, Oct. 22, 2020
Int. Cl. C03C 17/34 (2006.01); H05K 5/03 (2006.01); H05K 5/00 (2006.01)
CPC C03C 17/3405 (2013.01) [H05K 5/0017 (2013.01); H05K 5/03 (2013.01); C03C 2218/32 (2013.01)] 18 Claims
OG exemplary drawing
 
1. A display module, comprising:
a display panel including: a display area oriented along a plane defined by a first direction and a second direction intersecting the first direction; and a non-display area at least partially surrounding the display area;
a window disposed on the display panel and including a transparent material; and
a set portion receiving the display panel and the window,
wherein the window comprises:
a first portion including: a first area at least partially overlapping the display area; and a second area at least partially overlapping the non-display area;
a second portion extending from the first area of the first portion in a third direction perpendicular to the first direction and the second direction;
a third portion extending from the second area of the first portion in the third direction, and extending from the second portion in either the first direction or the second direction, the third portion including an outer surface including a first curved surface; and
a fourth portion extending from the third portion in either the first direction or the second direction, the fourth portion not overlapping the first portion in the third direction, and the fourth portion including an outer surface including a second curved surface,
wherein the second curved surface comprises a curved line that extends from a top surface of the third portion and is directly connected to the first portion, and
wherein the set portion includes a fixing portion that includes a first curvature making contact with the second curved surface, in the first direction, and a second curvature making contact with a first functional layer that is disposed on the second portion, the third portion and the fourth portion of the window such that the fixing portion has a double-curved shape.