公开(公告)号：US20210193781A1

公开(公告)日：2021-06-24

申请号：US17115931

申请日：2020-12-09

Applicant: Samsung Display Co., Ltd.

Inventor： Junghoon SHIM ,  Wonkyu KWAK ,  Sunghwan KIM

IPC: H01L27/32

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：US20210183983A1

公开(公告)日：2021-06-17

申请号：US17010176

申请日：2020-09-02

Applicant: Samsung Display Co., Ltd.

Inventor： Hyunchol BANG ,  Wonkyu KWAK ,  Sunghwan KIM

IPC: H01L27/32

Abstract: A display device includes a first line group including first lines extending in a first direction on a substrate, a second line group including second lines extending in a second direction on the substrate, the second direction intersecting the first direction, a pixel circuit disposed at a region where the first line group intersects the second line group, a pixel overlapping the pixel circuit, a transmissive area surrounded by the first line group and the second line group, and a metal layer disposed between the substrate and the pixel circuit, the metal layer including an opening corresponding to the transmissive area.

公开(公告)号：US20210091320A1

公开(公告)日：2021-03-25

申请号：US16822914

申请日：2020-03-18

Applicant: Samsung Display Co., Ltd.

Inventor： Junwon CHOI ,  Wonkyu KWAK ,  Changsoo PYON

IPC: H01L51/00 ,  H01L27/32 ,  H01L51/52 ,  G06F3/044

Abstract: A display device having improved reliability includes a substrate including a display area and a peripheral area outside the display area. The display area includes a central display area, a first bending display area contacting the central display area and bent about a first bending axis, and a second bending display area bent about a second bending axis intersecting the first bending axis. The peripheral area includes a corner area rounded and adjacent to the first bending display area and the second bending display area. This display device includes an inorganic layer disposed at the display area and the peripheral area, an opening pattern formed in the inorganic layer and corresponding to the corner area, and a first organic material layer covering the opening pattern.

公开(公告)号：US20210074597A1

公开(公告)日：2021-03-11

申请号：US17101189

申请日：2020-11-23

Applicant: Samsung Display Co., Ltd.

Inventor： Jihyun KA ,  Wonkyu KWAK ,  Hansung BAE

IPC: H01L21/66 ,  H01L27/32 ,  H01L27/12 ,  H01L29/417 ,  H01L29/24 ,  H01L29/786

Abstract: A display device includes a pixel connected to a data line, a data pad connected to the data line, and a first test area. The first test area includes a test control line transmiting a test control signal, a test signal line transmitting a test signal, and a first switch connected to the data pad. The first switch includes a gate electrode connected to the test control line, first and second semiconductor layers overlapping the gate electrode, a source electrode connected to the first and second semiconductor layers, and a drain electrode spaced from the source electrode and connected to the first and second semiconductor layers. The source electrode and the drain electrode are connected to the test signal line and data pad, respectively. One of the first or second semiconductor layers includes an oxide semiconductor and the other of the first or second semiconductor layer includes a silicon-based semiconductor.

公开(公告)号：US20180033830A1

公开(公告)日：2018-02-01

申请号：US15610566

申请日：2017-05-31

Applicant: Samsung Display Co., Ltd.

Inventor： Se-ho KIM ,  Wonkyu KWAK ,  Ji-eun LEE ,  Yohan KIM ,  Dong-seop PARK ,  Kwangsik LEE ,  Jaesun LEE ,  Sungho CHO

IPC: H01L27/32 ,  G09G3/3233 ,  H01L51/52

CPC classification number: H01L27/323 ,  G06F3/0412 ,  G06F3/0416 ,  G06F3/044 ,  G06F2203/04111 ,  G09G3/3233 ,  G09G2300/0809 ,  H01L27/3246 ,  H01L27/3248 ,  H01L27/3288 ,  H01L51/5237 ,  H01L51/5246

Abstract: A display device including a base layer, a circuit layer, a light emitting device layer, an organic layer, and a touch sensing unit. The base layer includes a display area and a non-display area. A plurality of insulation patterns overlaps the non-display area. The organic layer is disposed on the light emitting device and overlaps the plurality of insulation patterns and the organic light emitting diode. At least a portion of the plurality of touch signal lines overlaps the plurality of insulation patterns.

公开(公告)号：US20240431164A1

公开(公告)日：2024-12-26

申请号：US18819172

申请日：2024-08-29

Applicant: Samsung Display Co., LTD.

Inventor： Sunghwan KIM ,  Wonkyu KWAK ,  Youngsoo YOON

IPC: H10K59/131 ,  H10K59/126

Abstract: Provided is a display panel including first bypass wirings electrically coupling main pixel circuits in a first direction, and bypassing along one side of a pixel group at an outermost portion of the component area, horizontal wirings electrically coupled to the main pixel circuits and auxiliary pixel circuits and extending in a first direction, and extension wirings between two pixel groups adjacent to each other along the first direction, and extending in the first direction, wherein the extension wirings are electrically coupled to the horizontal wirings included in each of the two pixel groups, and the number of the extension wirings is less than the number of the horizontal wirings.

公开(公告)号：US20240284594A1

公开(公告)日：2024-08-22

申请号：US18653496

申请日：2024-05-02

Applicant: SAMSUNG DISPLAY CO., LTD.

Inventor： Han-Sung BAE ,  Wonkyu KWAK ,  Cheolgeun AN

IPC: H05K1/11 ,  G02F1/1345 ,  H01L23/00 ,  H01L23/495 ,  H05K3/30 ,  H05K3/36

CPC classification number: H05K1/118 ,  G02F1/13458 ,  H01L24/06 ,  H05K1/111 ,  H01L23/49572 ,  H01L2224/50 ,  H01L2224/79 ,  H01L2224/86 ,  H01L2225/06579 ,  H01L2225/107 ,  H05K3/303 ,  H05K3/361 ,  H05K2201/05 ,  H05K2201/058 ,  H05K2201/094 ,  H05K2201/09418 ,  H05K2203/04 ,  Y02P70/50

Abstract: Provided is an electronic component including a pad region including a plurality of pads extending along corresponding extension lines and arranged in a first direction, and a signal wire configured to receive a driving signal from the pad region, wherein the plurality of pads include a plurality of first pads arranged continuously and a plurality of second pads arranged continuously, and extension lines of the plurality of first pads substantially converge into a first point and extension lines of the plurality of second pads substantially converge into a second point different from the first point.

公开(公告)号：US20240194148A1

公开(公告)日：2024-06-13

申请号：US18425064

申请日：2024-01-29

Applicant: SAMSUNG DISPLAY CO., LTD.

Inventor： Haijung IN ,  Wonkyu KWAK ,  Kimyeong EOM

IPC: G09G3/3266

CPC classification number: G09G3/3266

Abstract: According to an embodiment, a scan driver includes a plurality of stages. An output controller of each of the stages includes a pull-down transistor, and the pull-down transistor includes a first gate and a second gate, where the first gate is electrically connected to a third control node or a node electrically connected to the third control node, and the second gate is connected to a third voltage input terminal to which a third voltage of a second voltage level is applied.

公开(公告)号：US20240188329A1

公开(公告)日：2024-06-06

申请号：US18438009

申请日：2024-02-09

Applicant: Samsung Display Co., Ltd.

Inventor： Kiwook KIM ,  Chul kyu KANG ,  Wonkyu KWAK ,  Kwangmin KIM ,  Joongsoo MOON

IPC: H10K59/121 ,  G09G3/3266 ,  G09G3/3291 ,  H01L27/12 ,  H01L29/786 ,  H10K59/131

CPC classification number: H10K59/1213 ,  G09G3/3266 ,  G09G3/3291 ,  H01L27/1222 ,  H01L27/1225 ,  H01L27/124 ,  H10K59/1216 ,  H10K59/131 ,  G09G2300/0426 ,  H01L29/78651 ,  H01L29/7869

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：US20240074262A1

公开(公告)日：2024-02-29

申请号：US18500645

申请日：2023-11-02

Applicant: Samsung Display Co., Ltd.

Inventor： Wonse LEE ,  Wonkyu KWAK ,  Jintae JEONG

IPC: H10K59/131 ,  H10K50/844 ,  H10K59/00

CPC classification number: H10K59/131 ,  H10K50/844 ,  H10K59/00 ,  H10K59/60

Abstract: A display panel includes a substrate having a first area and a second area, a non-display area surrounding the first area and the second area, and a display area surrounding the non-display area, a plurality of display elements arranged in the display area, and a plurality of signal lines electrically connected to the plurality of display elements, wherein the plurality of signal lines includes a first signal line and a second signal line neighboring each other and extending in a first direction, wherein the first signal line bypasses in the non-display area along a first side of the first area, and the second signal line bypasses in the non-display area along a second side of the first area, and wherein the first and second signal lines are asymmetrical with respect to a virtual central line through a center of the first area in the first direction.