公开(公告)号：US12183857B2

公开(公告)日：2024-12-31

申请号：US17263871

申请日：2019-01-30

Applicant: Samsung Display Co., Ltd.

Inventor： Dong Uk Kim ,  Je Won Yoo ,  Hyun Min Cho ,  Jung Hong Min

IPC: H01L33/50 ,  H01L25/16 ,  G09G3/32 ,  H01L33/20 ,  H01L33/62

Abstract: A light emitting device may include: a substrate; a light emitting element located on the substrate and configured to emit light; a first electrode and a second electrode spaced from each other with the light emitting element interposed therebetween; a color conversion layer located on the substrate and configured to convert light emitted from the light emitting element into light having a specific color; a first contact electrode configured to electrically couple the first electrode with a first end of the light emitting element; and a second contact electrode configured to electrically couple the second electrode with a second end of the light emitting element. In a plan view, the color conversion layer may be spaced from the light emitting element and overlaps with at least one of the first and the second contact electrodes.

公开(公告)号：US12243961B2

公开(公告)日：2025-03-04

申请号：US17476927

申请日：2021-09-16

Applicant: Samsung Display Co., LTD.

Inventor： Hye Lim Kang ,  Moon Jung An ,  Je Won Yoo ,  Dong Eon Lee

IPC: H01L33/10 ,  H01L27/15 ,  H01L33/38

Abstract: A light-emitting element includes a light-emitting element core extending in a direction and including a first semiconductor layer, a second semiconductor layer disposed on the first semiconductor layer, and a device active layer disposed between the first semiconductor layer and the second semiconductor layer, a device insulating film surrounding a lateral surface of the light-emitting element core, and a reflective film disposed on an outer lateral surface of the device insulating film and surrounding at least a lateral surface of the device active layer.

公开(公告)号：US20200174600A1

公开(公告)日：2020-06-04

申请号：US16785695

申请日：2020-02-10

Applicant: Samsung Display Co., Ltd.

Inventor： Won IL Choi ,  Je Won Yoo ,  Jong Ho Hong ,  Hye Jin Joo

IPC: G06F3/044 ,  H05K1/02 ,  H05K1/03 ,  H05K1/09 ,  H05K3/10

Abstract: A touch sensor including a first substrate which extends in a first direction and on which first channels may be formed and stretched, a first conductive liquid injected into the first channels, a second substrate which extends in a second direction which intersects with the first direction and on which second channels may be formed and stretched, and a second conductive liquid injected into the second channels.

公开(公告)号：US12218284B2

公开(公告)日：2025-02-04

申请号：US17241465

申请日：2021-04-27

Applicant: Samsung Display Co., LTD.

Inventor： Je Won Yoo ,  Se Young Kim ,  Joo Yeol Lee

IPC: H01L33/44 ,  H01L27/15 ,  H01L33/00 ,  H01L33/20 ,  H01L33/32

Abstract: A light emitting device may include a first semiconductor layer; an active layer disposed on the first semiconductor layer; a second semiconductor layer disposed on the active layer; an electrode layer disposed on the second semiconductor layer; a protective layer disposed on the electrode layer; and an insulating film enclosing outer circumferential surfaces of at least the first semiconductor layer, the active layer, the second semiconductor layer, and the electrode layer, and exposing a surface of the first semiconductor layer and a surface of the protective layer.

公开(公告)号：US12046586B2

公开(公告)日：2024-07-23

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 ,  B82B3/00 ,  H01L27/12 ,  H01L33/00 ,  H01L33/24 ,  H01L33/36 ,  H01L33/44 ,  H01L33/62 ,  G09G3/32

CPC classification number: H01L25/0753 ,  B82B3/0052 ,  H01L27/1214 ,  H01L33/0062 ,  H01L33/24 ,  H01L33/36 ,  H01L33/44 ,  H01L33/62 ,  G09G3/32 ,  G09G2300/0842 ,  H01L2933/0016 ,  H01L2933/0025

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：US12027508B2

公开(公告)日：2024-07-02

申请号：US17278114

申请日：2019-03-21

Applicant: SAMSUNG DISPLAY CO., LTD.

Inventor： Je Won Yoo ,  Dae Hyun Kim ,  Bek Hyun Lim ,  Myeong Hee Kim ,  Chang Il Tae ,  Hyun Min Cho ,  Keun Kyu Song ,  Jin Oh Kwag

IPC: H01L33/44 ,  H01L23/00 ,  H01L25/16 ,  H01L33/54 ,  H01L33/24

CPC classification number: H01L25/167 ,  H01L24/95 ,  H01L33/44 ,  H01L33/54 ,  H01L33/24 ,  H01L2224/95102 ,  H01L2224/95134 ,  H01L2933/005

Abstract: A display device may include: a substrate including a display area and a non-display area; and pixels disposed on the display area, and each including sub-pixels, each sub-pixel including a pixel circuit layer, and a display element layer including a light emitting element. The display element layer includes first and second electrodes spaced apart from each other; a first insulating layer disposed between the pixel circuit layer and the light emitting element; and a second insulating layer disposed on the light emitting element and filling spaces between the first insulating layer and ends of the light emitting element. The light emitting element includes a first conductive semiconductor layer, an active layer enclosing at least one side of the first conductive semiconductor layer, a second conductive semiconductor layer enclosing the active layer, an electrode layer enclosing the second conductive semiconductor layer, and an insulating film covering the electrode layer.

公开(公告)号：US10048409B2

公开(公告)日：2018-08-14

申请号：US15084995

申请日：2016-03-30

Applicant: SAMSUNG DISPLAY CO., LTD.

Inventor： Hee Hwan Lee ,  Je Won Yoo ,  Seung In Baek ,  Ju Youn Son

IPC: G02B3/02 ,  G02B3/00 ,  G02F1/1335 ,  G02B6/00

Abstract: An optical film includes a base film including a base and first and second lens pattern portions, where the first lens pattern portion includes a first surface, a first side surface, which extends from one side of the first surface to a surface of the base and a second side surface, which extends from the other side of the first surface and the surface of the base, the second lens pattern portion includes a second surface, a third side surface, which extends from one side of the second surface to the surface of the base, and a fourth side surface, which extends from the other side of the second surface and the surface of the base, and an angle between an imaginary line and the surface of the base is less than about 50 degrees.

公开(公告)号：US12170343B2

公开(公告)日：2024-12-17

申请号：US17307717

申请日：2021-05-04

Applicant: Samsung Display Co., Ltd.

Inventor： Jong Won Lee ,  Je Won Yoo ,  Chul Jong Yoo ,  Hyun Min Cho

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

Abstract: A light emitting element and a display device including the same are provided. The light emitting element includes: a first semiconductor layer, a second semiconductor layer, and an active layer between the first semiconductor layer and the second semiconductor layer; a passivation layer surrounding an outer surface of at least one selected from the first semiconductor layer, the second semiconductor layer, and the active layer; and an insulation layer surrounding an outer surface of the passivation layer, wherein the passivation layer includes a two-dimensional (2D) material.

公开(公告)号：US12021170B2

公开(公告)日：2024-06-25

申请号：US17261370

申请日：2019-01-18

Applicant: SAMSUNG DISPLAY CO., LTD.

Inventor： Xinxing Li ,  Tae Jin Kong ,  Myeong Hee Kim ,  Je Won Yoo ,  Hyun Deok Im ,  Baek Hyeon Lim

IPC: H01L33/38 ,  H01L25/075 ,  H01L33/20 ,  H01L33/44

CPC classification number: H01L33/38 ,  H01L25/0753 ,  H01L33/20 ,  H01L33/44 ,  H01L2933/0016

Abstract: A light emitting device may include: a substrate including emission areas; a first electrode disposed on the substrate, and a second electrode spaced apart from the first electrode; at least one light emitting element disposed on the substrate, and including a first end and a second end; an insulating layer disposed on the light emitting element and allowing the first and second ends of the light emitting element to be exposed; a first contact electrode electrically connecting the first electrode with the first end of the light emitting element; a second contact electrode electrically connecting the second electrode with the second end of the light emitting element; and a passivation pattern disposed on each of the first and second contact electrodes. The first and second contact electrodes may be disposed on the insulating layer and spaced apart from each other and may be electrically separated from each other.

公开(公告)号：US11730002B2

公开(公告)日：2023-08-15

申请号：US17382966

申请日：2021-07-22

Applicant: Samsung Display Co., LTD.

Inventor： Je Won Yoo ,  In Hyuk Kim

IPC: H01L51/00 ,  H01L33/26 ,  H10K19/20 ,  H01L33/00 ,  H01L33/32 ,  H10K59/122 ,  H10K71/00

CPC classification number: H10K19/20 ,  H01L33/0075 ,  H01L33/32 ,  H10K59/122 ,  H10K71/00

Abstract: A display device includes a first bank and a second bank spaced apart from each other on a substrate, at least one semiconductor layer disposed between the first bank and the second bank, a first electrode disposed on the first bank and electrically connected to a part of the at least one semiconductor layer, an organic functional layer disposed on another part of the semiconductor layer and comprising at least an organic light emitting layer, and a second electrode disposed on the organic functional layer.