公开(公告)号：US11836003B2

公开(公告)日：2023-12-05

申请号：US17694409

申请日：2022-03-14

Applicant: SAMSUNG DISPLAY CO., LTD.

Inventor： Jong Man Bae ,  Jong Hwa Kim ,  Se Hun Park ,  Chang Mo Park ,  So Yeon Joo

IPC: G06F1/16 ,  G06F3/041 ,  G06F3/044 ,  H10K59/40 ,  H10K77/10 ,  H10K102/00

CPC classification number: G06F1/1616 ,  G06F1/1626 ,  G06F1/1643 ,  G06F1/1656 ,  G06F3/0446 ,  G06F3/04162 ,  H10K59/40 ,  H10K77/111 ,  G06F2203/04102 ,  G06F2203/04107 ,  G06F2203/04112 ,  H10K2102/311

Abstract: A foldable display device and a method of driving the foldable display device are provided. The foldable display device may include a first region, a second region, and a third region configured to bend along a folding axis between the first region and the second region. The foldable display device may include a display panel having a plurality of pixels; a touch sensor overlapping the third region and on an upper surface of the display panel; a first digitizer provided under the display panel to overlap the first region; and a second digitizer provided under the display panel to overlap the second region.

公开(公告)号：US11538887B2

公开(公告)日：2022-12-27

申请号：US16705359

申请日：2019-12-06

Applicant: Samsung Display Co., Ltd.

Inventor： Jong Man Bae ,  Se Hun Park ,  Chang Mo Park ,  So Yeon Joo

IPC: H05K1/00 ,  H05K1/03 ,  H05K1/09 ,  H05K1/11 ,  H05K1/18 ,  H05K3/26 ,  H05K3/28 ,  H01L27/32 ,  H05K1/14 ,  H05K3/36

Abstract: A display device includes: a display substrate including a display area and a pad area disposed around the display area; a signal wiring disposed over the display area and the pad area on the display substrate; at least one wiring pad including: a pad pattern portion disposed on the pad area of the display substrate and electrically connected to the signal wiring; and a separation pattern portion separated from the pad pattern portion by a separation space; and a printed circuit board attached to the pad area of the display substrate, the printed circuit board including a lead wiring connected to the at least one wiring pad.

公开(公告)号：US20220336369A1

公开(公告)日：2022-10-20

申请号：US17659065

申请日：2022-04-13

Applicant: SAMSUNG DISPLAY CO., LTD.

Inventor： CHUNG SEOK LEE ,  Jeong Eun Park ,  Han Ho Park ,  Jeong Min Ban ,  Joong Mok Lee ,  So Yeon Joo

IPC: H01L23/544 ,  H01L27/12

Abstract: A display device includes a display panel including a plurality of panel pads, and a panel alignment mark adjacent to the plurality of panel pads. A connection circuit board is connected to the display panel. The connection circuit board includes a plurality of input/output pads and a plurality of dummy pads adjacent to the plurality of input/output pads. Some of the plurality of dummy pads overlap the panel alignment mark in a thickness direction of the display device

公开(公告)号：US11172577B2

公开(公告)日：2021-11-09

申请号：US16523691

申请日：2019-07-26

Applicant: SAMSUNG DISPLAY CO., LTD.

Inventor： Ji Young Wang ,  So Yeon Joo ,  Hyun Hee Lee ,  Se Hun Park ,  Chang Mo Park ,  Jong Man Bae ,  Hyeon Deuk Hwang

IPC: H05K1/00 ,  H05K1/02 ,  H05K1/03 ,  H05K1/18 ,  H01L27/32 ,  H01L27/146 ,  G06F1/16 ,  G06K9/00 ,  H05K1/14 ,  H01L51/52 ,  G06F3/041

Abstract: A display device includes a display panel having a display area and a non-display area at least partially surrounding the display area. A panel support sheet is disposed behind the display panel and has a first hole exposing the display area of the display panel. An optical sensor is disposed within the first hole. A first light-blocking portion is disposed in a void area that is between the panel support sheet and the optical sensor, within the first hole.

公开(公告)号：US09985208B2

公开(公告)日：2018-05-29

申请号：US14727087

申请日：2015-06-01

Applicant: Samsung Display Co., Ltd.

Inventor： Hyeon Deuk Hwang ,  Su Kyoung Kim ,  So Yeon Joo

IPC: H01L51/00 ,  H01L35/24 ,  H01L29/08 ,  H01L23/00

CPC classification number: H01L51/003 ,  H01L24/29 ,  H01L24/32 ,  H01L24/75 ,  H01L24/83 ,  H01L2224/2929 ,  H01L2224/293 ,  H01L2224/32227 ,  H01L2224/7531 ,  H01L2224/83101 ,  H01L2224/83851 ,  H01L2251/5338 ,  H01L2924/14 ,  H01L2924/00014

Abstract: A method for manufacturing a display device, includes preparing a display panel including a base substrate, an encapsulation layer facing the base substrate, and an organic light emitting device formed between one surface of the base substrate and the encapsulation layer, attaching a support layer to the other surface of the base substrate through an adhesive layer, curing the adhesive layer through irradiation of UV light, and mounting a driving chip on one surface of the display panel. The adhesive layer includes an acryl-based compound, a UV curable compound, and a photoinitiator.

公开(公告)号：US11017199B2

公开(公告)日：2021-05-25

申请号：US16413602

申请日：2019-05-16

Applicant: Samsung Display Co., Ltd.

Inventor： Jong Man Bae ,  Se Hun Park ,  Chang Mo Park ,  So Yeon Joo

IPC: G06K9/00 ,  H01L51/52 ,  H01L25/18

Abstract: A display device includes: a display panel having a display area; a protective cover disposed on a surface of the display panel in a position overlapping the display area, the protective cover having an opening overlapping the display area and extending in a thickness direction opposite from the display panel, the protective cover including a first layer; and a fingerprint sensor disposed at least partially in the opening.

公开(公告)号：US10686163B2

公开(公告)日：2020-06-16

申请号：US16148860

申请日：2018-10-01

Applicant: Samsung Display Co., Ltd.

Inventor： So Yeon Joo ,  Se Hun Park ,  Jeong Il Oh

IPC: H01L51/56 ,  H01L51/52 ,  H01L51/00 ,  H01L27/32

Abstract: Provided are a display device and a method of reworking the display device. The display device includes a display element; a window which is disposed to face the display element; an adhesive member which is disposed between the display element and the window and comprises a first adhesive layer disposed on a side of the display element and a second adhesive layer disposed on a side of the window; and a light transmitting film which is disposed between the first adhesive layer and the second adhesive layer.

公开(公告)号：US11292239B2

公开(公告)日：2022-04-05

申请号：US16599204

申请日：2019-10-11

Applicant: Samsung Display Co., Ltd.

Inventor： Se Hun Park ,  Chang-Mo Park ,  Jong Man Bae ,  So Yeon Joo

IPC: B32B43/00 ,  B32B38/10

Abstract: A disassembling method of a display module includes attaching an auxiliary sheet to a display module by using an adhesive tape, the display module including a display panel attached to a window by an adhesive layer, and the auxiliary sheet attached to the display module including an external force applying portion exposed outside an outer edge of the display module; cooling the display module and the auxiliary sheet attached thereto by the adhesive tape; and after the cooling of the display module and the auxiliary sheet attached thereto, separating the display panel and the window from each other by applying force to the external force applying portion of the auxiliary sheet attached to the display module.

公开(公告)号：US20220087026A1

公开(公告)日：2022-03-17

申请号：US17233871

申请日：2021-04-19

Applicant: SAMSUNG DISPLAY CO., LTD.

Inventor： HAN HO PARK ,  Jeong Eun Park ,  Joong Mok Lee ,  Chung-Seok Lee ,  So Yeon Joo

IPC: H05K1/18

Abstract: A display device includes a display panel, a printed circuit board (PCB), and a flexible printed circuit board (FPCB). The display panel includes a first pad portion. The PCB includes a second pad portion. The FPCB includes a first end portion and a second end portion. The first end portion is connected to the first pad portion, and the second end portion is connected to the second pad portion. The second pad portion includes a first pad group and a second pad group, each including a plurality of test pads. One test pad of the first pad group is connected to one test pad of the second pad group.

公开(公告)号：US11275404B2

公开(公告)日：2022-03-15

申请号：US16935041

申请日：2020-07-21

Applicant: Samsung Display Co., Ltd.

Inventor： Jong Man Bae ,  Jong Hwa Kim ,  Se Hun Park ,  Chang Mo Park ,  So Yeon Joo

IPC: G06F1/16 ,  G06F3/041

Abstract: A foldable display device and a method of driving the foldable display device are provided. The foldable display device may include a first region, a second region, and a third region configured to bend along a folding axis between the first region and the second region. The foldable display device may include a display panel having a plurality of pixels; a touch sensor overlapping the third region and on an upper surface of the display panel; a first digitizer provided under the display panel to overlap the first region; and a second digitizer provided under the display panel to overlap the second region.