公开(公告)号：US12105920B2

公开(公告)日：2024-10-01

申请号：US17884877

申请日：2022-08-10

Applicant: Samsung Display Co., Ltd.

Inventor： Gi Na Yoo ,  Ju Yeon Kim ,  Won Sang Park ,  Chang Woo Shim ,  Seong Jun Lee

IPC: G06F3/044 ,  G06F3/041 ,  H10K50/86 ,  H10K59/40 ,  H10K59/88

CPC classification number: G06F3/0446 ,  G06F3/0412 ,  G06F3/0441 ,  G06F3/0442 ,  H10K50/865 ,  H10K59/40 ,  H10K59/88 ,  G06F2203/04112

Abstract: The present disclosure relates to a display device capable of performing a touch input by a touch input device, and a touch input system including the same. According to an embodiment of the disclosure, a display device comprising a display unit comprising a plurality of emission areas, a plurality of touch electrodes disposed between the plurality of emission areas to sense a touch, a plurality of code patterns formed by covering a part of a front surface of at least one of the plurality of touch electrodes with a predetermined code shape, and a plurality of light-blocking patterns formed on at least one of the plurality of touch electrodes on which the plurality of code patterns is not formed, to block light, wherein the plurality of light-blocking patterns is formed by covering at least one of a front surface and side surfaces of the at least one touch electrode with a predetermined pattern shape.

公开(公告)号：US11989602B2

公开(公告)日：2024-05-21

申请号：US17687955

申请日：2022-03-07

Applicant: Samsung Display Co., Ltd.

Inventor： Gi Na Yoo ,  Ju Yeon Kim ,  Won Sang Park ,  Chang Woo Shim ,  Seong Jun Lee

IPC: G06K19/06 ,  G06K19/077 ,  G09G3/3291 ,  H10K59/38 ,  H10K59/40 ,  H10K59/65

CPC classification number: G06K19/06112 ,  G06K19/0614 ,  G06K19/07707 ,  G09G3/3291 ,  H10K59/38 ,  H10K59/40 ,  H10K59/65

Abstract: A display device is disclosed that includes a plurality of pixels and a plurality of code pixels. The pixels include light-emitting elements, which display an image. The code pixels are disposed in the same layer as the pixels and are adjacent to a reference point disposed between the pixels. The code pixels include infrared light-emitting elements, which emit infrared light. At least one of the code pixels, disposed in a particular direction from the reference point, emit the infrared light to provide a code pattern having position information.

公开(公告)号：US11881181B2

公开(公告)日：2024-01-23

申请号：US18093515

申请日：2023-01-05

Applicant: Samsung Display Co., Ltd.

Inventor： Ji Seon Lee ,  Jin Sung An ,  Seok Je Seong ,  Seong Jun Lee ,  Se Wan Son

IPC: G09G3/3291 ,  H10K59/131 ,  H10K59/123 ,  H10K50/80 ,  H10K59/121

CPC classification number: G09G3/3291 ,  G09G2300/0426 ,  H10K59/1213

Abstract: A display device includes a substrate, a first active pattern, a first gate electrode, a second active pattern, a second gate electrode, a first connecting pattern, and a second connecting pattern. The first connecting pattern is disposed on the second active pattern and is electrically connected to the first gate electrode, and the second connecting pattern is disposed on the first connecting pattern and is electrically connected to the first connecting pattern and the second active pattern.

公开(公告)号：US11847285B2

公开(公告)日：2023-12-19

申请号：US18056370

申请日：2022-11-17

Applicant: SAMSUNG DISPLAY CO., LTD.

Inventor： Gi Na Yoo ,  Ju Yeon Kim ,  Won Sang Park ,  Chang Woo Shim ,  Seong Jun Lee

IPC: G06F3/041 ,  G06F3/044 ,  H10K59/12

CPC classification number: G06F3/0446 ,  G06F3/0412 ,  G06F3/0448 ,  G06F2203/04112 ,  H10K59/12

Abstract: A display device includes a pixel having a plurality of emission areas, a plurality of touch electrodes disposed between the plurality of emission areas to sense a touch, a plurality of position code patterns covering a partial front surface of at least one of the plurality of touch electrodes in a preset code shape, and a light blocking pattern disposed on front surfaces of the plurality of touch electrodes on which the plurality of position code patterns are not formed. A width or size of the plurality of position code patterns is greater than a width or size of the light blocking pattern.

公开(公告)号：US11816274B2

公开(公告)日：2023-11-14

申请号：US17937885

申请日：2022-10-04

Applicant: SAMSUNG DISPLAY CO., LTD.

Inventor： Gi Na Yoo ,  Ju Yeon Kim ,  Won Sang Park ,  Chang Woo Shim ,  Seong Jun Lee ,  Dong Hee Choi

IPC: G06F3/03 ,  G06F3/041 ,  G06F3/0354 ,  G06F3/038 ,  G06F3/044

CPC classification number: G06F3/0317 ,  G06F3/0383 ,  G06F3/03542 ,  G06F3/0412 ,  G06F3/0446

Abstract: The present disclosure relates to a display device, a touch input device, and a touch input system, where the display device comprises: a display unit including a plurality of light emitting areas; a plurality of touch electrodes disposed between the plurality of light emitting areas and configured to sense a touch; a plurality of grid patterns separated from the plurality of touch electrodes in a preset shape or formed integrally with the plurality of touch electrodes; and a plurality of code patterns formed in a preset code shape in some areas of a front surface corresponding to the plurality of touch electrodes, wherein the plurality of grid patterns comprise grid reference points of intersecting grid reference lines, and are respectively formed at positions corresponding to the grid reference points.

公开(公告)号：US20230259219A1

公开(公告)日：2023-08-17

申请号：US17937885

申请日：2022-10-04

Applicant: Samsung Display Co., Ltd.

Inventor： Gi Na YOO ,  Ju Yeon Kim ,  Won Sang Park ,  Chang Woo Shim ,  Seong Jun Lee ,  Dong Hee Choi

IPC: G06F3/03 ,  G06F3/041 ,  G06F3/044 ,  G06F3/038 ,  G06F3/0354

CPC classification number: G06F3/0317 ,  G06F3/0412 ,  G06F3/0446 ,  G06F3/0383 ,  G06F3/03542

Abstract: The present disclosure relates to a display device, a touch input device, and a touch input system, where the display device comprises: a display unit including a plurality of light emitting areas; a plurality of touch electrodes disposed between the plurality of light emitting areas and configured to sense a touch; a plurality of grid patterns separated from the plurality of touch electrodes in a preset shape or formed integrally with the plurality of touch electrodes; and a plurality of code patterns formed in a preset code shape in some areas of a front surface corresponding to the plurality of touch electrodes, wherein the plurality of grid patterns comprise grid reference points of intersecting grid reference lines, and are respectively formed at positions corresponding to the grid reference points.

公开(公告)号：US20230157124A1

公开(公告)日：2023-05-18

申请号：US18095044

申请日：2023-01-10

Applicant: SAMSUNG DISPLAY CO., LTD.

Inventor： Won Sang PARK ,  Seong Jun Lee

IPC: H10K59/40 ,  G06F3/041 ,  G06F3/044 ,  H10K50/80

CPC classification number: H10K59/40 ,  G06F3/0412 ,  G06F3/0446 ,  H10K50/868 ,  G06F2203/04112

Abstract: A display device includes a display unit comprising a plurality of light-emitting areas emitting light. A touch sensing unit is disposed on the display unit to sense a touch. A buffer part is disposed on the touch sensing unit to cushion an external impact. A metal pattern is disposed on the buffer part and has a mesh structure. The metal pattern includes a plurality of code patterns having a cut shape that encodes position information.

公开(公告)号：US11615745B2

公开(公告)日：2023-03-28

申请号：US17700863

申请日：2022-03-22

Applicant: SAMSUNG DISPLAY CO., LTD.

Inventor： Seung Chan Lee ,  Beom Soo Park ,  Wang Jo Lee ,  Seong Jun Lee ,  Yoon Ah Choi

IPC: G09G3/20 ,  G09G3/3233 ,  H01L27/32 ,  H01L29/786

Abstract: A pixel includes: a driving transistor including a gate electrode coupled to a first node, a first electrode coupled to a second node, and a second electrode coupled to a third node; a first initialization transistor coupled between the first node and a first initialization voltage line, and including a gate electrode coupled to a scan line, where the first initialization voltage line is configured to supply a first initialization voltage; a first emission control transistor coupled between a fourth node and a fifth node and including a gate electrode coupled to the first node; a second emission control transistor coupled between the third node and the fifth node and including a gate electrode coupled to an emission control line; and a light-emitting element coupled between the fourth node and a driving low voltage line. The driving transistor and the first emission control transistor are different types of transistors.

公开(公告)号：US11594558B2

公开(公告)日：2023-02-28

申请号：US17144273

申请日：2021-01-08

Applicant: Samsung Display Co., Ltd.

Inventor： Jin Sung An ,  Seok Je Seong ,  Seong Jun Lee ,  Ji Seon Lee

IPC: H01L27/12 ,  G09G3/3291 ,  H01L27/32

Abstract: A display device includes a first active pattern, a first conductive pattern including a gate electrode overlapping the first active pattern, a first gate line overlapping the first active pattern and extending in a first direction, and a second gate line extending in the first direction, a second conductive pattern disposed on the first conductive pattern and including a third gate line extending in the first direction and a fourth gate line extending in the first direction, a second active pattern disposed on the second conductive pattern and including a material different from a material of the first active pattern, and a third conductive pattern disposed on the second active pattern and including a first upper electrode overlapping the third gate line and connected to the third gate line, and a second upper electrode overlapping the fourth gate line and connected to the fourth gate line.

公开(公告)号：US11587990B2

公开(公告)日：2023-02-21

申请号：US17666749

申请日：2022-02-08

Applicant: SAMSUNG DISPLAY CO., LTD.

Inventor： Won Sang Park ,  Seong Jun Lee

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

Abstract: A display device includes a display unit comprising a plurality of light-emitting areas emitting light. A touch sensing unit is disposed on the display unit to sense a touch. A buffer part is disposed on the touch sensing unit to cushion an external impact. A metal pattern is disposed on the buffer part and has a mesh structure. The metal pattern includes a plurality of code patterns having a cut shape that encodes position information.