公开(公告)号：US12148767B2

公开(公告)日：2024-11-19

申请号：US17400792

申请日：2021-08-12

Applicant: Samsung Display Co., LTD.

Inventor： Se Hoon Jeong ,  Seung Wook Kwon ,  Jae Sik Kim ,  Woo Yong Sung ,  Seo Yeon Lee ,  Ung Soo Lee ,  Ja Min Lee ,  Jeong Seok Lee ,  Seung Gun Chae ,  Seung Yeon Chae

IPC: H01L27/12 ,  G02F1/1333 ,  G02F1/1362 ,  H01L25/16

Abstract: A display device includes a display layer comprising pixels, each of the pixels having at least one thin-film transistor, a connection line electrically connected to the at least one thin-film transistor, the connection line being exposed on a lower surface of the display layer through a first contact hole formed in the display layer, a barrier layer disposed on the lower surface of the display layer and including a second contact hole connected to the first contact hole, a lead line disposed on a lower surface of the barrier layer and electrically connected to the connection line through the second contact hole, a pad part disposed on the lower surface of the barrier layer and electrically connected to the lead line, and a lower film overlapping the lower surface of the barrier layer and the lead line.

公开(公告)号：US11929386B2

公开(公告)日：2024-03-12

申请号：US17349495

申请日：2021-06-16

Applicant: Samsung Display Co., LTD.

Inventor： Se Hoon Jeong ,  Seung Wook Kwon ,  Seo Yeon Lee ,  Seung Gun Chae ,  Woo Yong Sung ,  Seung Yeon Chae

IPC: H01L27/15 ,  G09F9/33 ,  H01L33/56 ,  H01L33/62

CPC classification number: H01L27/156 ,  G09F9/33 ,  H01L33/56 ,  H01L33/62

Abstract: A display device includes a display layer including pixels each including at least one transistor, a connection wiring electrically connected to the at least one transistor and exposed to a lower surface of the display layer through a first contact hole in the display layer, a base member disposed under the display layer and including a first hole exposing the connection wiring exposed to the lower surface of the display layer, a first lower protective layer disposed on a lower surface of the base member and including a second hole overlapping the first hole, a pad portion disposed on a lower surface of the first lower protective layer, and a lead line disposed on the lower surface of the first lower protective layer and electrically connecting the pad portion and the connection wiring. A tiled display device includes multiple display devices.

公开(公告)号：US11882744B2

公开(公告)日：2024-01-23

申请号：US17232876

申请日：2021-04-16

Applicant: Samsung Display Co., LTD.

Inventor： Seung Wook Kwon ,  Jeong Seok Lee ,  Se Hoon Jeong ,  Woo Yong Sung ,  Seung Gun Chae ,  Seung Yeon Chae

IPC: H01L27/32 ,  G09F9/302 ,  H10K59/18 ,  H10K59/131

CPC classification number: H10K59/18 ,  G09F9/3026 ,  H10K59/131

Abstract: A tiled display includes a first display device comprising a first display area and a first pad area having grooves, and a second display device comprising a second display area and a second pad area overlapping the second display area, the second pad area having protrusions, wherein the protrusions are inserted into the grooves to connect the first pad area with the second pad area.

公开(公告)号：US11793025B2

公开(公告)日：2023-10-17

申请号：US17336873

申请日：2021-06-02

Applicant: Samsung Display Co., LTD.

Inventor： Jeong Seok Lee ,  Seung Wook Kwon ,  Jae Sik Kim ,  Woo Yong Sung ,  Seo Yeon Lee ,  Ung-Soo Lee ,  Se Hoon Jeong ,  Seung Gun Chae ,  Seung-Yeon Chae

IPC: H01L51/00 ,  H01L51/52 ,  H01L27/14 ,  H01L27/32 ,  G02F1/13 ,  G06F1/16 ,  G09F9/30 ,  H01L27/146 ,  G02F1/1333

CPC classification number: H01L51/5253 ,  H01L51/0097 ,  G02F1/133331 ,  G06F1/1641 ,  G06F1/1652 ,  H01L27/14678 ,  H01L27/323 ,  H01L27/3265 ,  H01L27/3272 ,  H01L27/3276 ,  H01L51/529 ,  H01L51/5281 ,  H01L2251/301 ,  H01L2251/5338

Abstract: A display device includes a substrate and a protection film disposed on a rear side of the substrate. The substrate includes a first portion including a display area and having a first width, and a second portion extending from the first portion and having a second width narrower than the first width. The protection film includes a cavity at a border portion of the first portion and the second portion of the substrate.