公开(公告)号：US11894294B2

公开(公告)日：2024-02-06

申请号：US17804271

申请日：2022-05-26

Applicant: SAMSUNG DISPLAY CO., LTD.

Inventor： Hanho Park ,  Jeongeun Park ,  Soyeon Joo

IPC: H05K1/18 ,  H01L23/498 ,  H05K1/11 ,  H05K1/02 ,  H05K1/14 ,  H01L23/538 ,  H01L23/00 ,  H01L25/18 ,  H10K59/131

CPC classification number: H01L23/49838 ,  H01L23/5386 ,  H05K1/0268 ,  H05K1/118 ,  H05K1/14 ,  H05K1/189 ,  H01L23/4985 ,  H01L23/5387 ,  H01L24/06 ,  H01L24/29 ,  H01L24/32 ,  H01L25/18 ,  H01L2224/06152 ,  H01L2224/06155 ,  H01L2224/29006 ,  H01L2224/29028 ,  H01L2224/32227 ,  H05K2201/09936 ,  H05K2201/10128 ,  H10K59/131

Abstract: A display apparatus includes a printed circuit board including first to fourth output pad regions and a flexible circuit board having a first end connected to a display panel and a second end connected to the printed circuit board. The first output pad region includes a 1st-1st output pad group and a 1st-2nd output pad group, the second output pad region includes a 2nd-1st output pad group and a 2nd-2nd output pad group, the fourth output pad region includes a 4th-1st output pad group and a 4th-2nd output pad group, and the printed circuit board includes a first input terminal electrically connected to the 1st-1st output pad group, a second input terminal electrically connected to the 2nd-2nd output pad group, a third input terminal electrically connected to the first input terminal, and a fourth input terminal electrically connected to the 4th-2nd output pad group.

公开(公告)号：US11653550B2

公开(公告)日：2023-05-16

申请号：US17210518

申请日：2021-03-24

Applicant: SAMSUNG DISPLAY CO., LTD.

Inventor： Joongmok Lee ,  Jeongeun Park ,  Hanho Park ,  Chung-Seok Lee ,  Soyeon Joo

IPC: H01L27/32 ,  H05K1/18

CPC classification number: H01L27/3223 ,  H01L27/3276 ,  H05K1/189 ,  H01L2227/323

Abstract: A display device includes a display panel including a plurality of display pads at least some of which at least a portion extend in a first direction and are arranged in a second direction intersecting the first direction, and a flexible circuit board including circuit pads, at least some of which at are electrically connected to the display pads, and circuit lines connected to the circuit pads. The circuit pads include at least one dummy pad, and the circuit lines include a dummy circuit line, of which at least a portion of is connected to the at least one dummy pad. The dummy circuit line includes a first portion connected to the at least one dummy pad and a second portion spaced apart from the first portion by a gap.

公开(公告)号：US09917276B2

公开(公告)日：2018-03-13

申请号：US15206108

申请日：2016-07-08

Applicant: SAMSUNG DISPLAY CO., LTD.

Inventor： Hyeondeuk Hwang ,  Soyeon Joo ,  Hayoung Choi

IPC: G02F1/133 ,  H01L51/52 ,  G02F1/1362 ,  G02F1/1368 ,  G02F1/1333 ,  G02F1/1335

CPC classification number: H01L51/5246 ,  G02F1/13306 ,  G02F1/13338 ,  G02F1/133512 ,  G02F1/133514 ,  G02F1/136227 ,  G02F1/1368 ,  G02F2202/28

Abstract: A display device includes a driving circuit layer including a thin film transistor, a display layer at the driving circuit layer and overlapping a portion of the driving circuit layer, a window at the display layer, a first adhesive member between the driving circuit layer and the window, and a second adhesive member between the display layer and the window and spaced from the first adhesive member in a plane view.