公开(公告)号：US11169629B2

公开(公告)日：2021-11-09

申请号：US16386203

申请日：2019-04-16

Applicant: Samsung Display Co., Ltd.

Inventor： Ji Yeon Baek ,  Mi Young Kim ,  Chang Bum Kim ,  Jung Mok Park ,  Young Seok Yoo ,  Byeong Kyu Jeon ,  Hee Yeon Choi

IPC: G06F3/041 ,  H01L27/32

Abstract: A touch screen and a display device having the same are disclosed. The touch screen includes an insulating substrate including a sensing region and a peripheral region, a plurality of sensing electrodes disposed in the sensing region, a plurality of wirings disposed in the peripheral region and electrically connected to the plurality of sensing electrodes, a plurality of pads disposed in the peripheral region and electrically connected to the plurality of wirings, an optical film disposed on an upper portion of the plurality of sensing electrodes, a flexible circuit board electrically connected to the plurality of pads, and a reinforcing member disposed on the flexible circuit board corresponding to the plurality of pads, wherein a first height measured from the insulating substrate to an upper surface of the reinforcing member is equal to a second height measured from the insulating substrate to an upper surface of the optical film.

公开(公告)号：US20200150799A1

公开(公告)日：2020-05-14

申请号：US16743941

申请日：2020-01-15

Applicant: Samsung Display Co., Ltd.

Inventor： In Nam Lee ,  Young Seok Yoo ,  Kang Won Lee ,  Hyun Jae Lee ,  Seung Hwan Chung

IPC: G06F3/044 ,  G06F3/041 ,  G02B1/14

Abstract: An optical touch film includes a sensor layer, an optical film, an adhesive layer, a separation layer, and a refractive insulating layer. The sensor layer includes touch electrodes forming a sensor. The adhesive layer is between the sensor layer and the optical film. The separation layer is on a surface of the sensor layer. The separation layer includes an organic polymer material. The refractive insulating layer is on the touch electrodes. A refractive index of the refractive insulating layer is greater than a refractive index of the separation layer.

公开(公告)号：US20230280870A1

公开(公告)日：2023-09-07

申请号：US18133339

申请日：2023-04-11

Applicant: Samsung Display Co., Ltd.

Inventor： Chang Bum KIM ,  Hyung Chul Kim ,  Jung Mok Park ,  Young Sik Kim ,  Young Seok Yoo

IPC: G06F3/044 ,  G06F3/041 ,  H10K50/844 ,  H10K50/86 ,  H10K59/40 ,  H10K59/131

CPC classification number: G06F3/0445 ,  G06F3/0412 ,  G06F3/0416 ,  G06F3/0446 ,  H10K50/844 ,  H10K50/865 ,  H10K59/40 ,  H10K59/131 ,  G06F2203/04112

Abstract: A display device includes a display unit having a display area with a first hole formed therein, and an input sensing unit which is disposed on the display unit and having a second hole corresponding to the first hole. the input sensing unit includes a base layer which includes: an adjacent area adjacent to the second hole; and a sensing area overlapping the display area, detection electrodes disposed on the sensing area; and a first connection wiring disposed on the adjacent area and that electrically connects at least two detection electrodes spaced apart by the second hole, disposed at respective sides of the second hole. The display unit includes dams disposed adjacent to the first hole, each of the dams forming a closed loop along edges of the first hole. The first connection wiring overlaps at least one of the dams.

公开(公告)号：US11656730B2

公开(公告)日：2023-05-23

申请号：US17592516

申请日：2022-02-04

Applicant: Samsung Display Co., Ltd.

Inventor： Chang Bum Kim ,  Hyung Chul Kim ,  Jung Mok Park ,  Young Sik Kim ,  Young Seok Yoo

IPC: G06F3/044 ,  G06F3/041 ,  H01L27/32 ,  H01L51/52

CPC classification number: G06F3/0445 ,  G06F3/0412 ,  G06F3/0416 ,  G06F3/0446 ,  H01L27/323 ,  H01L27/3276 ,  H01L51/5253 ,  H01L51/5284 ,  G06F2203/04112

Abstract: A display device includes a display unit having a display area with a first hole formed therein, and an input sensing unit which is disposed on the display unit and having a second hole corresponding to the first hole, the input sensing unit includes a base layer which includes: an adjacent area adjacent to the second hole; and a sensing area overlapping the display area, detection electrodes disposed on the sensing area; and a first connection wiring disposed on the adjacent area and that electrically connects at least two detection electrodes spaced apart by the second hole, disposed at respective sides of the second hole. The display unit includes dams disposed adjacent to the first hole, each of the dams forming a closed loop along edges of the first hole. The first connection wiring overlaps at least one of the dams.

公开(公告)号：US12182367B2

公开(公告)日：2024-12-31

申请号：US16708410

申请日：2019-12-09

Applicant: Samsung Display Co., Ltd.

Inventor： Byeong Kyu Jeon ,  Jeong Heon Lee ,  Chang Bum Kim ,  Jung Mok Park ,  Hee Woong Park ,  Sang Wook Yoo ,  Young Seok Yoo ,  Choon Hyop Lee

IPC: G06F3/044 ,  G06F3/041 ,  H05K1/02 ,  H05K1/14

Abstract: A touch sensing device includes a base layer, a touch electrode layer, a first reinforcing member, and a touch circuit board. The base layer includes a main area and a protruding area protruding from the main area in a first direction. The touch electrode layer is disposed on a surface of the base layer. The first reinforcing member is disposed on a surface of the protruding area. The touch circuit board is electrically connected to the touch electrode layer. The protruding area includes a bending area and a pad area. The bending area is bent downward. The pad area extends from the bending area in the first direction and overlaps the base layer in a second direction intersecting the first direction in a bent state of the bending area. The touch circuit board is attached to the pad area.

公开(公告)号：US11747869B2

公开(公告)日：2023-09-05

申请号：US17863641

申请日：2022-07-13

Applicant: Samsung Display Co., Ltd.

Inventor： Hyun Jae Lee ,  Sung Hwan Kim ,  Young Seok Yoo

IPC: G06F3/041 ,  G06F1/16 ,  H01Q1/22

CPC classification number: G06F1/1698 ,  G06F1/1652 ,  G06F3/04164 ,  H01Q1/2266 ,  G06F2203/04102

Abstract: A display device is disclosed that includes a display panel, a sensor substrate, sensing electrodes, an antenna pattern, an antenna signal line, an antenna pad, and an antenna frame. The sensor substrate is disposed on an upper surface of the display panel and includes a touch sensing area, a first peripheral area adjacent to the touch sensing area, and a second peripheral area bent from the first peripheral area. The sensing electrodes and the antenna pattern are disposed on the touch sensing area of the sensor substrate. The antenna signal line is connected from the antenna pattern and extends to the first peripheral area and the second peripheral area. The antenna pad is disposed in the second peripheral area and connects to the antenna signal line. The antenna frame is attached to a lower surface of the display panel and defines a bending shape of the sensor substrate.

公开(公告)号：US11243645B2

公开(公告)日：2022-02-08

申请号：US16482238

申请日：2019-01-30

Applicant: Samsung Display Co., Ltd.

Inventor： Chang Bum Kim ,  Hyung Chul Kim ,  Jung Mok Park ,  Young Sik Kim ,  Young Seok Yoo

IPC: G06F3/044 ,  G06F3/041 ,  H01L27/32 ,  H01L51/52

Abstract: A display device is provided. The display device includes a display unit which includes a display area and a first hole formed in the display area; and an input sensing unit which is disposed on the display unit and comprises a second hole corresponding to the first hole, the input sensing unit further including: a base layer which includes: an adjacent area disposed adjacent to the second hole and a sensing area overlapping the display area and surrounding the adjacent area; detection electrodes which are disposed on the sensing area; and a first connection wiring which is disposed on the adjacent area, the first connection wire electrically connecting at least two detection electrodes spaced apart by the second hole, disposed at respective sides of the second hole.

公开(公告)号：US11067723B2

公开(公告)日：2021-07-20

申请号：US16743941

申请日：2020-01-15

Applicant: Samsung Display Co., Ltd.

Inventor： In Nam Lee ,  Young Seok Yoo ,  Kang Won Lee ,  Hyun Jae Lee ,  Seung Hwan Chung

IPC: G06F3/044 ,  G02B1/14 ,  G02F1/1333 ,  G06F3/041

Abstract: An optical touch film includes a sensor layer, an optical film, an adhesive layer, a separation layer, and a refractive insulating layer. The sensor layer includes touch electrodes forming a sensor. The adhesive layer is between the sensor layer and the optical film. The separation layer is on a surface of the sensor layer. The separation layer includes an organic polymer material. The refractive insulating layer is on the touch electrodes. A refractive index of the refractive insulating layer is greater than a refractive index of the separation layer.

公开(公告)号：US10572080B2

公开(公告)日：2020-02-25

申请号：US15619840

申请日：2017-06-12

Applicant: Samsung Display Co., Ltd.

Inventor： In Nam Lee ,  Young Seok Yoo ,  Kang Won Lee ,  Hyun Jae Lee ,  Seung Hwan Chung

IPC: G06F3/044 ,  G06F3/041 ,  G02B1/14 ,  G02F1/1333

Abstract: An optical touch film includes a sensor layer, an optical film, an adhesive layer, a separation layer, and a refractive insulating layer. The sensor layer includes touch electrodes forming a sensor. The adhesive layer is between the sensor layer and the optical film. The separation layer is on a surface of the sensor layer. The separation layer includes an organic polymer material. The refractive insulating layer is on the touch electrodes. A refractive index of the refractive insulating layer is greater than a refractive index of the separation layer.

公开(公告)号：US10268241B2

公开(公告)日：2019-04-23

申请号：US15434534

申请日：2017-02-16

Applicant: SAMSUNG DISPLAY CO., LTD.

Inventor： Kang Won Lee ,  Hee Woong Park ,  Young Seok Yoo ,  Jeong Heon Lee ,  Choon Hyop Lee ,  In Nam Lee ,  Hyun Jae Lee

IPC: G06F3/041 ,  G06F1/16

Abstract: A touch screen panel including a display panel; a first flexible circuit board including a first end connected to the display panel, the first flexible circuit board having at least one first opening; a touch panel disposed on the display panel and the first flexible circuit board; and a second flexible circuit board including a first end connected to the touch panel, the second flexible circuit board having at least one second opening corresponding to the at least one first opening.