公开(公告)号：US20220209069A1

公开(公告)日：2022-06-30

申请号：US17529821

申请日：2021-11-18

Applicant: Samsung Display Co., LTD.

Inventor： Je Won YOO ,  In Hyuk KIM ,  Jong Won LEE

IPC: H01L33/38 ,  H01L27/15 ,  H01L33/62

Abstract: A display device comprises a first electrode disposed on a substrate, a second electrode disposed on the substrate and spaced apart from the first electrode, light emitting elements having ends disposed on the first electrode and the second electrode, a third electrode disposed on the substrate, and a fourth electrode disposed on the substrate and spaced apart from the third electrode, and semiconductor elements having ends disposed on the third electrode and the fourth electrode, wherein the light emitting elements each include a first semiconductor layer, a second semiconductor layer, and a light emitting layer disposed between the first semiconductor layer and the second semiconductor layer, and the semiconductor elements and the first semiconductor layer of the light emitting elements includes a same material.

公开(公告)号：US20220059739A1

公开(公告)日：2022-02-24

申请号：US17415893

申请日：2019-06-20

Applicant: SAMSUNG DISPLAY CO., LTD.

Inventor： Xinxing LI ,  Bek Hyun LIM ,  Veidhes BASRUR ,  Dae Hyun KIM ,  Myeong Hee KIM ,  Je Won YOO

IPC: H01L33/54 ,  H01L25/16 ,  H01L33/62

Abstract: A display device may include a pixel disposed in a display area. The pixel may include first and second electrodes; a light emitting element disposed between the first and second electrodes; a first insulating pattern disposed on the light emitting element such that first and second ends of the light emitting element are exposed; a second insulating pattern disposed on the first insulating pattern such that ends of the first insulating pattern are exposed; a third insulating pattern disposed on the second insulating pattern and overlapping ends of the second insulating pattern; a first contact electrode disposed on the first end of the light emitting element, and electrically connecting the first end of the light emitting element to the first electrode; and a second contact electrode disposed on the second end of the light emitting element and electrically connecting the second end to the second electrode.

公开(公告)号：US20210202451A1

公开(公告)日：2021-07-01

申请号：US17269737

申请日：2019-02-20

Applicant: SAMSUNG DISPLAY CO., LTD.

Inventor： Tae Jin KONG ,  Dae Hyun KIM ,  Myeong Hee KIM ,  Veidhes BASRUR ,  Je Won YOO ,  Xinxing LI ,  Hee Keun LEE ,  Bek Hyun LIM ,  Hyun Min CHO ,  Chang Il TAE

IPC: H01L25/075 ,  H01L27/12 ,  H01L33/00 ,  H01L33/24 ,  H01L33/36 ,  H01L33/44 ,  H01L33/62 ,  B82B3/00

Abstract: A light emitting device includes first and second electrodes disposed on a substrate; an insulating layer disposed on the substrate and including a groove extending in a first direction intersecting with the first and the second electrodes, and first and second contact portions that expose areas of the first and the second electrodes; light emitting elements disposed in the groove between the first and the second electrodes, each including first and second ends electrically connected to the first and second electrodes, respectively; a first contact electrode electrically connected to the light emitting elements on the first ends, and electrically connected to the first electrode on the first contact portion; and a second contact electrode electrically connected to the light emitting elements on the second ends, and electrically connected to the second electrode on the second contact portion.

公开(公告)号：US20250056982A1

公开(公告)日：2025-02-13

申请号：US18631237

申请日：2024-04-10

Applicant: Samsung Display Co., LTD.

Inventor： Hyun KIM ,  Je Won YOO ,  Seung Min LEE

IPC: H10K59/127 ,  H10K59/12 ,  H10K71/50 ,  H10K77/10 ,  H10K102/00

Abstract: A display device includes a display panel, which includes a first area including a display area, a second area spaced apart from the first area in a first direction, and a third area located between the first area and the second area and configured to bend, a first substrate including a rigid material, a second substrate disposed on the first substrate and including a flexible material, a protective layer disposed on the second substrate and overlapping the third area, and an alignment mark disposed on the first substrate, a cutting area that overlaps the third area, wherein a portion of the second substrate and a portion of the protective layer are removed from the cutting area, wherein the first substrate at least partially overlaps the cutting area, and wherein the alignment mark is disposed where the first substrate and the cutting area overlap each other.

公开(公告)号：US20250053199A1

公开(公告)日：2025-02-13

申请号：US18623966

申请日：2024-04-01

Applicant: Samsung Display Co., LTD.

Inventor： Seong Geun WON ,  Dong Jo KIM ,  Hyun KIM ,  Je Won YOO ,  Seung Min LEE ,  Dan Bi CHOI ,  Souk June HWANG

IPC: G06F1/16 ,  G09G3/00

Abstract: A display device includes a first substrate including a first area, a second area, and a bending area that is between the first area and the second area, and including a second inclined surface facing the bending area, a light-emitting element at the first area, and a first bending-protection layer at the first area and the second area, not overlapping the bending area, and including a first inclined surface facing the bending area and aligned with the second inclined surface.

公开(公告)号：US20250017076A1

公开(公告)日：2025-01-09

申请号：US18609315

申请日：2024-03-19

Applicant: Samsung Display Co., LTD.

Inventor： Hyun KIM ,  Dong Jo KIM ,  Seong Geun WON ,  Je Won YOO ,  Seung Min LEE ,  Dan Bi CHOI ,  Souk June HWANG

IPC: H10K59/80 ,  H10K59/90 ,  H10K102/00

Abstract: A display device includes: a first substrate including: a display area; and a non-display area including a bending area and a pad area; a display element layer on the display area; a bending protective layer on the bending area; a flexible circuit board on the pad area; a circuit protective layer on the pad area, and completely covering the flexible circuit board; a first support member under the display area; and a second support member under the pad area, spaced from the first support member, and including: a first surface in contact with the first substrate; a second surface opposite to the first surface; a first side surface facing the first support member; and a second side surface. The second side surface includes a first inclined surface connected to the second surface, and the first inclined surface of the second support member overlaps with the circuit protective layer.

公开(公告)号：US20240431193A1

公开(公告)日：2024-12-26

申请号：US18608616

申请日：2024-03-18

Applicant: Samsung Display Co., LTD.

Inventor： Dan Bi CHOI ,  Dong Jo KIM ,  Hyun KIM ,  Seong Geun WON ,  Je Won YOO ,  Seung Min LEE ,  Souk June HWANG

IPC: H10K77/10 ,  H10K59/127 ,  H10K71/80

Abstract: Provided are display device and method of fabricating display device. A display device includes a first substrate including a rigid material, and including a first surface, a second surface opposite to the first surface, and a first side surface between the first surface and the second surface, a protective layer on the first surface, a second substrate including a flexible material on the protective layer, and an emission material layer including light-emitting elements on the second substrate.

公开(公告)号：US20240389446A1

公开(公告)日：2024-11-21

申请号：US18587754

申请日：2024-02-26

Applicant: Samsung Display Co., LTD.

Inventor： Je Won YOO ,  Young Ji KIM ,  Hyun KIM ,  Seung Min LEE

IPC: H10K77/10 ,  H10K59/12 ,  H10K102/00

Abstract: A display device includes: a first substrate having a first surface, a second surface opposite to the first surface, and a first side surface extending between the first surface and the second surface, the first substrate comprises a rigid material; a second substrate on the first surface of the first substrate and including a flexible material, the second substrate covering at least a part of the first side surface of the first substrate; and an emission material layer on the second substrate and including a plurality of light-emitting elements.

公开(公告)号：US20240210238A1

公开(公告)日：2024-06-27

申请号：US18023326

申请日：2021-06-04

Applicant: Samsung Display Co., LTD.

Inventor： Je Won YOO ,  In Hyuk KIM ,  Joo Yeol LEE

IPC: G01J1/42 ,  H01L21/66 ,  H01L33/00

CPC classification number: G01J1/42 ,  H01L22/12 ,  H01L33/00 ,  G01J2001/4252

Abstract: An optical inspection device comprises an optical measurement unit, a first probe disposed under the optical measurement unit and providing a first voltage, a base frame disposed under the optical measurement unit and spaced apart from the first probe, and a second probe disposed on a surface of the base frame which faces the first probe, providing a second voltage different from the first voltage, and having a plate shape in plan view.

公开(公告)号：US20220320381A1

公开(公告)日：2022-10-06

申请号：US17597300

申请日：2020-06-03

Applicant: Samsung Display Co., LTD.

Inventor： Je Won YOO ,  Dae Hyun KIM ,  Xin Xing LI ,  Bek Hyun LIM

IPC: H01L33/50 ,  H01L33/00 ,  H01L27/15 ,  H01L33/38 ,  H01L33/20

Abstract: A light emitting element includes: a first semiconductor layer and a second semiconductor layer; an active layer between the first semiconductor layer and the second semiconductor layer; an insulating film around side surfaces of at least the active layer; and a wavelength conversion material on at least a portion of the insulating film, wherein light emitted to the outside and light emitted from the active layer have different central wavelength bands.