公开(公告)号：US11715418B2

公开(公告)日：2023-08-01

申请号：US17140677

申请日：2021-01-04

Applicant: Samsung Display Co., Ltd.

Inventor： Junyong An ,  Wonkyu Kwak ,  Changsoo Pyon ,  Minjeong Kim ,  Hyungjun Park ,  Nuree Um

IPC: G09G3/3233 ,  H01L29/786 ,  G09G3/3208 ,  H10K59/126 ,  H10K59/131

CPC classification number: G09G3/3233 ,  G09G3/3208 ,  H01L29/7869 ,  H01L29/78651 ,  H10K59/126 ,  H10K59/131

Abstract: A display apparatus includes a substrate including a display area including a display element, a first thin film transistor disposed in the display area, the first thin film transistor including a first semiconductor layer including a silicon semiconductor and a first gate electrode insulated from the first semiconductor layer, a second thin film transistor disposed in the display area, the second thin film transistor including a second semiconductor layer including an oxide semiconductor and a second gate electrode insulated from the second semiconductor layer, a first signal line extending at a side of the first thin film transistor in a first direction, a second signal line extending at an opposite side of the first thin film transistor in the first direction, and a shielding pattern extending in the first direction, the shielding pattern at least partially overlapping the first signal line.

公开(公告)号：US11678535B2

公开(公告)日：2023-06-13

申请号：US17115931

申请日：2020-12-09

Applicant: Samsung Display Co., Ltd.

Inventor： Junghoon Shim ,  Wonkyu Kwak ,  Sunghwan Kim

IPC: H01L29/08 ,  H01L27/32

CPC classification number: H01L27/3276 ,  H01L27/3234 ,  H01L27/3262

Abstract: A display panel includes a substrate including a first area including a transmission area, a second area, and a third area, the second area and the third area being adjacent to the first area; a first pixel group and a second pixel group each disposed in the first area, the transmission area being disposed between the first pixel group and the second pixel group; first connection lines extending in a first direction and electrically connected to first pixels of the first pixel group; second connection lines extending in the first direction and electrically connected to second pixels of the second pixel group; and third connection lines extending in a second direction and disposed in the third area, the third connection lines being electrically connected to the first connection lines and the second connection lines.

公开(公告)号：US11678532B2

公开(公告)日：2023-06-13

申请号：US16919787

申请日：2020-07-02

Applicant: Samsung Display Co., Ltd.

Inventor： Hyunji Cha ,  Donghyeon Jang ,  Jihyun Ka ,  Wonkyu Kwak ,  Sukyoung Kim ,  Seungwoo Sung ,  Hwayoung Song ,  Youngsoo Yoon ,  Dongeup Lee ,  Wonse Lee ,  Yunkyeong In ,  Yujin Jeon ,  Jintae Jeong

IPC: H01L27/32

CPC classification number: H01L27/3276

Abstract: A display device includes: a substrate including a transmission area and a display area surrounding the transmission area; a plurality of display elements in the display area; a plurality of first horizontal lines and a plurality of second horizontal lines each extending in a first direction and spaced apart from each other with the transmission area therebetween; a plurality of first vertical lines and a plurality of second vertical lines each extending in a second direction intersecting with the first direction and spaced apart from each other with the transmission area therebetween; and a first connection line connecting at least one of the plurality of first vertical lines to at least one of the plurality of second vertical lines and detouring around the transmission area, wherein the first connection line is on a same layer as at least one of the plurality of first horizontal lines.

公开(公告)号：US11532266B2

公开(公告)日：2022-12-20

申请号：US17582398

申请日：2022-01-24

Applicant: Samsung Display Co., Ltd.

Inventor： Hyunae Park ,  Wonkyu Kwak ,  Seunghan Jo

IPC: G09G3/32

Abstract: A display device may include a substrate, a first sub-pixel circuit, a second sub-pixel circuit positioned in a first direction from the first sub-pixel circuit, a first driving voltage line extending in a second direction crossing the first direction and which transmits a driving voltage to the first sub-pixel circuit, a second driving voltage line extending in the second direction and which transmits the driving voltage to the second sub-pixel circuit, a first anode electrode including a first contact portion electrically connected to the first sub-pixel circuit, and a second anode electrode including a second contact portion electrically connected to the second sub-pixel circuit. The first contact portion is positioned in a third direction opposite to the first direction from the first driving voltage line. The second contact portion is positioned in the first direction from the second driving voltage line.

公开(公告)号：US11347364B2

公开(公告)日：2022-05-31

申请号：US17115636

申请日：2020-12-08

Applicant: Samsung Display Co., Ltd.

Inventor： Jong-Hwa Kim ,  Wonkyu Kwak ,  Jeongyun Han ,  Kyungsu Lee

IPC: G09G3/3275 ,  G09G3/3233 ,  G09G3/3266 ,  G06F3/044 ,  G06F3/041 ,  H01L27/32

Abstract: An input sensing unit includes a first sensing electrode, a second sensing electrode insulated from the first sensing electrode, a first sensing line connected to one end of the first sensing electrode, a second sensing line connected to the other end of the first sensing electrode, a third sensing line connected to one end of the second sensing electrode, a first bridge pattern connecting the first sensing line and the second sensing line, a second bridge pattern substantially parallel to the first bridge pattern, and a pad connected to the second bridge pattern. The first bridge pattern extends in a first direction and overlaps the first sensing electrode in the first direction, and the pad is disposed closer to the second bridge pattern than the first bridge pattern. Thus, the input sensing unit has improved reliability.

公开(公告)号：US11011594B2

公开(公告)日：2021-05-18

申请号：US16369615

申请日：2019-03-29

Applicant: Samsung Display Co., Ltd.

Inventor： Kiwook Kim ,  Chul kyu Kang ,  Wonkyu Kwak ,  Kwangmin Kim ,  Joongsoo Moon

IPC: H01L27/32 ,  G09G3/3266 ,  G09G3/3291 ,  H01L27/12 ,  H01L29/786

Abstract: A display apparatus includes a substrate including a display area for displaying an image, a first thin film transistor in the display area and including a first semiconductor layer having a silicon semiconductor and a first gate electrode insulated from the first semiconductor layer, a first interlayer insulating layer covering the first gate electrode and having a first contact hole extending therethrough, and a second thin film transistor on the first interlayer insulating layer and including a second semiconductor layer having an oxide semiconductor and a second gate electrode insulated from the second semiconductor layer. A portion of the second semiconductor layer extends into a first contact hole and is electrically connected to the first semiconductor layer.

公开(公告)号：US10923547B2

公开(公告)日：2021-02-16

申请号：US16400113

申请日：2019-05-01

Applicant: SAMSUNG DISPLAY CO., LTD.

Inventor： Jihyun Ka ,  Wonkyu Kwak ,  Hansung Bae

IPC: H01L27/32 ,  H01L31/112 ,  G06K9/00 ,  H01L27/12 ,  H01L51/50 ,  H01L29/786 ,  H01L31/113 ,  H01L51/52

Abstract: An organic light emitting diode display device includes a substrate, a plurality of organic light emitting diodes on the substrate, a thin film encapsulation layer on the organic light emitting diodes, and at least one sensor on the thin film encapsulation layer, the sensor including a sensing gate electrode, an oxide semiconductor layer overlapping the sensing gate electrode, a sensing source electrode connected to the oxide semiconductor layer, and a sensing drain electrode spaced apart from the sensing source electrode and connected to the oxide semiconductor layer.

公开(公告)号：US10861922B2

公开(公告)日：2020-12-08

申请号：US15867956

申请日：2018-01-11

Applicant: Samsung Display Co., Ltd.

Inventor： Kwangmin Kim ,  Wonkyu Kwak ,  Joongsoo Moon ,  Jieun Lee

IPC: H01L27/32 ,  H01L51/00 ,  G09G3/00

Abstract: A display device is provided. The display device includes: a substrate including a display area including pixels at which an image is displayed and a peripheral area at which the image is not displayed, the peripheral area disposed outside the display area. In the peripheral area, the display device further includes: a plurality of thin film transistors connected to the pixels and with which operation of the pixels is tested, the thin film transistors including gate electrodes arranged separated from each other on the substrate; and a bridge wiring electrically connecting adjacent gate electrodes of the plurality of thin film transistors to each other.

公开(公告)号：US20200381671A1

公开(公告)日：2020-12-03

申请号：US16813517

申请日：2020-03-09

Applicant: Samsung Display Co., Ltd.

Inventor： Hyunji CHA ,  Wonkyu Kwak ,  Yong-Soo Yoon ,  Jae Yong Lee ,  Yun-Kyeong In ,  Minhee Choi

IPC: H01L51/52 ,  H01L27/32 ,  G02B5/30

Abstract: A display device includes an electronic panel, a window, an optical sheet, and a stress control member. The electronic panel includes a first non-bending area having a first area overlapping the optical sheet and a second area overlapping at least part of the recessed area, a bending area configured to be bent relative to the first non-bending area, and a second non-bending area extending from the bending area and movable to a position opposing the first non-bending area. The optical sheet is disposed between the electronic panel and the window and having a recessed area defined therein extending toward a center of the optical sheet. The stress control member overlaps with at least a portion of the second area, at least a portion of the bending area, and at least a portion of the second non-bending area, respectively.

公开(公告)号：US20200350379A1

公开(公告)日：2020-11-05

申请号：US16931130

申请日：2020-07-16

Applicant: SAMSUNG DISPLAY CO., LTD.

Inventor： KWANGMIN KIM ,  Wonkyu Kwak

IPC: H01L27/32 ,  H01L51/50 ,  H01L51/52 ,  H01L51/00

Abstract: A display device includes a substrate including a display area, a peripheral area, and a pad area, first and second voltage lines, and an island dam. The first voltage line is disposed between a first side of the display area and the pad area, the second voltage line is disposed at other sides of the display area, and the island dam is disposed between the display area and the pad area. The first voltage line includes a first main voltage line, and a first connection unit that protrudes from the first main voltage line and extends toward the pad area. The second voltage line includes a second main voltage line, and a second connection unit that protrudes from an end of the second main voltage line and extends toward the pad area. The island dam extends substantially parallel to the first main voltage line.