公开(公告)号：US20230207610A1

公开(公告)日：2023-06-29

申请号：US18089701

申请日：2022-12-28

Applicant: Samsung Display Co., LTD.

Inventor： Do Yeong PARK ,  Chong Chul CHAI ,  Kyung Bae KIM

IPC: H01L27/15 ,  H01L33/24 ,  H01L33/44

CPC classification number: H01L27/156 ,  H01L33/24 ,  H01L33/44

Abstract: A display device includes a first electrode extending in a first direction, a second electrode spaced apart from the first electrode in a second direction, light emitting elements that are disposed on the first electrode and the second electrode, a first connection electrode electrically connected to a first end of the light emitting elements, and a second connection electrode electrically connected to a second end of the light emitting elements. The first connection electrode includes a first main portion disposed on the first electrode and in electrical contact with the light emitting elements, a first bypass portion partially spaced apart from the first main portion, and first connection portions electrically connecting the first main portion to the first bypass portion.

公开(公告)号：US20220131038A1

公开(公告)日：2022-04-28

申请号：US17450060

申请日：2021-10-05

Applicant: Samsung Display Co., Ltd.

Inventor： Do Yeong PARK ,  Sung Jin LEE ,  Kyung Bae KIM ,  Ji Hye LEE

IPC: H01L33/20 ,  H01L33/36 ,  H01L25/075

Abstract: A display device including a plurality of pixels, each of the pixels including a first area and a second area and including: a first electrode and a second electrode in the first area; a plurality of light-emitting elements located between the first electrode and the second electrode in the first area; a first insulating layer in the first area and the second area; and a second insulating layer on the first insulating layer, wherein the first insulating layer includes a first opening in the second area, the second insulating layer includes a second opening overlapping the first opening, and a width of the first opening in a first direction is greater than a width of the second opening in the first direction.

公开(公告)号：US20210399022A1

公开(公告)日：2021-12-23

申请号：US17339271

申请日：2021-06-04

Applicant: Samsung Display Co., LTD.

Inventor： Do Yeong PARK ,  No Kyung PARK ,  Kyung Bae KIM

IPC: H01L27/12 ,  H01L25/16

Abstract: A display device includes a first voltage line disposed on a substrate, a first power supply voltage being applied to the first voltage line, a buffer layer disposed on the first voltage line, a first transistor including a semiconductor pattern disposed on the buffer layer, a first insulating layer disposed on the semiconductor pattern of the first transistor, a first capacitor electrode disposed on the first insulating layer, a second insulating layer disposed on the first capacitor electrode, and a first electrode and a second electrode disposed on the second insulating layer and spaced apart from each other, wherein the second electrode is electrically connected to the first voltage line, and the first voltage line overlaps the first capacitor electrode in a thickness direction of the substrate.

公开(公告)号：US20210263355A1

公开(公告)日：2021-08-26

申请号：US17035975

申请日：2020-09-29

Applicant: SAMSUNG DISPLAY CO., LTD.

Inventor： Do Yeong PARK

IPC: G02F1/1368 ,  H01L27/12 ,  G02F1/1362

Abstract: A display device includes a substrate and a first metal layer disposed on the substrate. The first metal layer including first metal parts. Organic film patterns are disposed on the substrate and are positioned adjacent to lateral edges of the first metal parts of the first metal layer. A gate insulating pattern is disposed on the first metal parts of the first metal layer and the organic film patterns. A semiconductor pattern is disposed on the gate insulating pattern. Lateral side surfaces of the gate insulating pattern protrude outward from the lateral edges of each first metal part of the first metal layer that the gate insulating pattern is disposed thereon. The gate insulating pattern at least partially overlaps each organic film pattern that the gate insulating pattern is disposed thereon.

公开(公告)号：US20190377233A1

公开(公告)日：2019-12-12

申请号：US16297274

申请日：2019-03-08

Applicant: Samsung Display Co., Ltd.

Inventor： Do Yeong PARK ,  Seung Bo SHIM

IPC: G02F1/1362 ,  G02F1/1335 ,  G02F1/1337 ,  G02F1/1339

Abstract: A display device includes: a first substrate including a display area and a non-display area disposed; a first semiconductor disposed in the display area; a second semiconductor disposed in the non-display area; a first data conductor overlapping the first semiconductor; a second data conductor overlapping the second semiconductor; a first shielding part overlapping the first semiconductor and disposed on the first data conductor; a second shielding part overlapping the second semiconductor and disposed on the second data conductor; an insulating layer disposed on the first shielding part and the second shielding part, wherein a second thickness of the second shielding part is larger than a first thickness of the first shielding part, and a fourth thickness of a second part of the insulating layer corresponding to the second shielding part is smaller than a third thickness of a first part of the insulating layer corresponding to the first shielding part.

公开(公告)号：US20250024727A1

公开(公告)日：2025-01-16

申请号：US18626132

申请日：2024-04-03

Applicant: Samsung Display Co., Ltd.

Inventor： Do Yeong PARK ,  Kyung Bae KIM ,  Dong Woo KIM

IPC: H10K59/131 ,  H10K50/19 ,  H10K59/35

Abstract: A display device includes: sub-pixels on a base layer, each of the sub-pixels including a light emitting element including: a first electrode; a second electrode; and a light emitting structure electrically connected between the first electrode and the second electrode; and a separator protruding in a thickness direction of the base layer between the sub-pixels, and including separator structures spaced from each other in a plan view to define a separation area. The separation area includes one or more bending areas between the sub-pixels.

公开(公告)号：US20240250227A1

公开(公告)日：2024-07-25

申请号：US18395176

申请日：2023-12-22

Applicant: Samsung Display Co., LTD.

Inventor： Do Yeong PARK ,  Ki Hyun PYO ,  Sung Chul HONG

IPC: H01L33/62 ,  G09G3/32 ,  H01L25/16 ,  H01L27/12 ,  H01L33/48

CPC classification number: H01L33/62 ,  G09G3/32 ,  H01L25/167 ,  H01L27/124 ,  H01L33/483 ,  G09G2300/0819 ,  G09G2300/0842 ,  G09G2300/0861

Abstract: A display device includes signal lines, auxiliary electrodes on the signal lines, bank patterns on the auxiliary electrodes and spaced from each other, alignment electrodes on the bank patterns and spaced from each other, and light emitting elements between the bank patterns. The alignment electrodes are electrically connected to the auxiliary electrodes through a contact hole passing through the bank patterns, respectively, and the auxiliary electrodes and the alignment electrodes are insulated from the signal lines.

公开(公告)号：US20240203315A1

公开(公告)日：2024-06-20

申请号：US18487008

申请日：2023-10-13

Applicant: Samsung Display Co., Ltd.

Inventor： Sung Chul HONG ,  Do Yeong PARK ,  Ki Hyun PYO

IPC: G09G3/20

CPC classification number: G09G3/2074 ,  G09G2300/0439

Abstract: A display device includes: a base layer; a pixel circuit layer on the base layer, the pixel circuit layer including lower lines, the pixel circuit layer having a line-free area in which the lower lines are not present; and a light-emitting-element layer on the pixel circuit layer, the light-emitting-element layer including electrodes and a light emitting element on the electrodes, the light-emitting-element layer having an electrode-free area in which the electrodes are not present. The line-free area overlaps the electrode-free area in a plan view.

公开(公告)号：US20240072228A1

公开(公告)日：2024-02-29

申请号：US18364339

申请日：2023-08-02

Applicant: Samsung Display Co., LTD.

Inventor： Won Jun LEE ,  Dong Woo KIM ,  Do Yeong PARK ,  Se Hyun LEE ,  Kwi Hyun KIM ,  Min Gyeong SHIN ,  Jin Joo HA

IPC: H01L33/62 ,  H01L25/16 ,  H01L33/48

CPC classification number: H01L33/62 ,  H01L25/167 ,  H01L33/483 ,  H01L2933/0066

Abstract: A display device comprises a first pixel including a first emission area, a second pixel including a second emission area spaced apart from the first emission area in a first direction, and a bank partitioning the first emission area and the second emission area, wherein the first pixel includes a first alignment electrode, a second alignment electrode, and a third alignment electrode sequentially located, spaced apart from each other in the first direction, and overlapping with the first emission area, first light-emitting elements above, and overlapping with, the first alignment electrode and the second alignment electrode, second light-emitting elements above, and overlapping with, the second alignment electrode and the third alignment electrode, and a dummy electrode between the first emission area and the second emission area, and overlapping with the bank.

公开(公告)号：US20240072103A1

公开(公告)日：2024-02-29

申请号：US18453803

申请日：2023-08-22

Applicant: Samsung Display Co., LTD.

Inventor： Ji Hye LEE ,  Kyung Bae KIM ,  Dong Woo KIM ,  Do Yeong PARK

IPC: H01L27/15 ,  G09G3/32 ,  H01L33/24 ,  H01L33/44 ,  H01L33/50

CPC classification number: H01L27/156 ,  G09G3/32 ,  H01L33/24 ,  H01L33/44 ,  H01L33/50 ,  G09G2300/0426 ,  G09G2300/0819 ,  G09G2300/0842 ,  H01L2933/0041

Abstract: A display device including: a substrate including a display area including a pixel area, and a non-display area at at least one side of the display area; a pixel in the pixel area, and including a light emitting element, a color conversion layer located on the light emitting element, and a color filter layer located on the color conversion layer; a first step difference compensation pattern in the non-display area, and around the display area; and a second step difference compensation pattern in the non-display area, and including a first end adjacent to the display area, and a second end opposite to the first end and located adjacent to an edge of the substrate, wherein the second step difference compensation pattern is located on the first step difference compensation pattern and overlaps the first step difference compensation pattern, and covers one end of the first step difference compensation pattern.