公开(公告)号：US20240310952A1

公开(公告)日：2024-09-19

申请号：US18527489

申请日：2023-12-04

Applicant: SAMSUNG DISPLAY CO., LTD.

Inventor： GEE BUM KIM ,  BO KWANG SONG ,  KWANG SOO BAE ,  DAE YOUNG LEE ,  MIN OH CHOI

IPC: G06F3/041 ,  G06F3/044 ,  G06V40/13

CPC classification number: G06F3/0418 ,  G06F3/0412 ,  G06F3/0446 ,  G06V40/1306 ,  G06F2203/04111 ,  G06F2203/04112 ,  G09G3/3233 ,  G09G2300/0426 ,  G09G2300/0842 ,  G09G2354/00

Abstract: A display device includes unit pixels, each unit pixel including display pixels and a light sensing pixel, touch electrodes sensing a touch and, when viewed in a plan view, surrounding a first region where each of at least two display pixels is disposed and a second region where the light sensing pixel and one of the display pixels that is different from the at least two display pixels are disposed, and a main driving circuit receiving a light sensing signal from the light sensing pixel and sensing a fingerprint by analyzing the light sensing signal. The touch electrodes define at least one open area in which no touch electrode is formed between the light sensing pixel and at least one display pixel in each unit pixel.

公开(公告)号：US20240206240A1

公开(公告)日：2024-06-20

申请号：US18494494

申请日：2023-10-25

Applicant: SAMSUNG DISPLAY CO., LTD.

Inventor： KWANG SOO BAE ,  GUN HEE KIM ,  TAEKYUNG AHN ,  SANGHWAN CHO

IPC: H10K59/122 ,  G06F3/044 ,  G09G3/3233 ,  H10K59/40 ,  H10K59/80

CPC classification number: H10K59/122 ,  G06F3/044 ,  G09G3/3233 ,  H10K59/40 ,  H10K59/8792 ,  G09G2300/0819 ,  G09G2300/0842 ,  G09G2300/0861

Abstract: A display device includes a base layer, a circuit layer disposed on the base layer, and an element layer disposed on the circuit layer and including a plurality of light emitting elements and a light receiving element disposed between the light emitting elements. The element layer includes a pixel definition layer including a plurality of light emitting openings, each overlapping a corresponding light emitting element, and a light receiving opening overlapping the light receiving element, and a spacer layer disposed on the pixel definition layer and including a spacer opening and a bridge groove connected to the spacer opening and exposing a top surface of the pixel definition layer. The display device further includes a common layer commonly included in the light emitting elements and the light receiving element and partially disconnected by the spacer layer.

公开(公告)号：US20230147614A1

公开(公告)日：2023-05-11

申请号：US17870938

申请日：2022-07-22

Applicant: Samsung Display Co., LTD.

Inventor： KWANG SOO BAE ,  GEE-BUM KIM ,  DAE-YOUNG LEE

IPC: H01L51/52 ,  H01L27/32 ,  H01L51/56 ,  G06F3/041

CPC classification number: H01L51/5281 ,  H01L27/3246 ,  H01L51/56 ,  H01L51/5253 ,  G06F3/0412 ,  H01L27/323 ,  H01L2227/323

Abstract: A display device includes a base substrate, a light emitting element layer including a central non-emitting area, an emitting area surrounding the central non-emitting area, and a peripheral non-emitting area surrounding the emitting area, an encapsulation layer covering the light emitting element layer, and a light blocking layer on the encapsulation layer. The light blocking layer includes a first light blocking layer defining a first opening overlapping the emitting area, and a second light blocking layer in the first opening and spaced apart from the first light blocking layer.

公开(公告)号：US20210066399A1

公开(公告)日：2021-03-04

申请号：US16941471

申请日：2020-07-28

Applicant: Samsung Display Co., Ltd.

Inventor： KWANG SOO BAE ,  Beomsoo Park ,  Eun-Ae Kwak ,  Minjeong OH ,  Young Je Cho

IPC: H01L27/32 ,  H01L51/52

Abstract: A display panel including a light emitting element to emit a source light and including a first electrode, a light emitting layer disposed on the first electrode, and a second electrode disposed on the light emitting layer and outputting a source light, a pixel definition layer including an opening exposing at least a portion of the first electrode, an optical conversion pattern disposed on the pixel definition layer, a reflection pattern disposed on the light emitting element and including an inclined surface, and a first light blocking pattern disposed outside from the optical conversion pattern when viewed in a plan view.

公开(公告)号：US20250140192A1

公开(公告)日：2025-05-01

申请号：US19006793

申请日：2024-12-31

Applicant: SAMSUNG DISPLAY CO., LTD.

Inventor： KWANG SOO BAE ,  GUN HEE KIM ,  HYOENG-KI KIM ,  DAE-YOUNG LEE ,  SUN HEE LEE ,  SANGHWAN CHO

IPC: G09G3/3233 ,  H10K39/34 ,  H10K59/122 ,  H10K59/35 ,  H10K65/00

Abstract: A display device includes: a base layer; a display element layer on the base layer, and including a light emitting element, a light detection element, and a photovoltaic element adjacent to one another; a light shielding layer on the display element layer, and having a plurality of opening parts; and a color filter layer on the display element layer, and covering the plurality of opening parts. The light detection element and the photovoltaic element are located at the same layer as each other, the light detection element is to detect an external input based on incident light from the outside, and the photovoltaic element is to generate electrical energy based on the incident light.

公开(公告)号：US20240251630A1

公开(公告)日：2024-07-25

申请号：US18510287

申请日：2023-11-15

Applicant: SAMSUNG DISPLAY CO., LTD.

Inventor： BOKWANG SONG ,  KWANG SOO BAE ,  CHEOL-GON LEE ,  MIN OH CHOI ,  SOO YEONG HONG

IPC: H10K59/60 ,  H10K59/122 ,  H10K59/131

CPC classification number: H10K59/60 ,  H10K59/122 ,  H10K59/131 ,  H10K59/40

Abstract: An electronic device includes a display panel including a transmission area and a display area disposed adjacent to the transmission area. An image is displayed in the display area. The electronic device further includes an optical sensor overlapping the transmission area and disposed under the display panel. The display panel includes a light emitting element and a light receiving element, which are disposed in the display area, signal lines electrically connected to the light emitting element or the light receiving element, and a connection line disposed along a periphery of the transmission area. At least one of the signal lines includes a first line and a second line spaced apart from the first line with the transmission area interposed therebetween, and the connection line is connected to each of the first line and the second line.

公开(公告)号：US20240237415A9

公开(公告)日：2024-07-11

申请号：US18370419

申请日：2023-09-20

Applicant: Samsung Display Co., Ltd.

Inventor： KWANG SOO BAE ,  Gun Hee Kim ,  Sun Hee Lee ,  Min Oh Choi

IPC: H10K59/122 ,  G06F21/32 ,  G06V40/13 ,  H10K59/38 ,  H10K59/40 ,  H10K59/65 ,  H10K59/80

CPC classification number: H10K59/122 ,  G06F21/32 ,  G06V40/1306 ,  H10K59/38 ,  H10K59/40 ,  H10K59/65 ,  H10K59/873 ,  H10K59/8792

Abstract: A display device including a display panel including a display area including emission areas and a non-emission area adjacent to the emission areas, wherein the display panel includes: a pixel defining layer that includes first openings corresponding to the emission areas and a second opening corresponding to the non-emission area; light emitting elements each including a first electrode, a second electrode, and a light emitting layer disposed between the first electrode and the second electrode, wherein each of the light emitting elements is disposed in a corresponding one of the first openings; and a photovoltaic element including a first cell electrode, a second cell electrode, and an optical photovoltaic layer disposed between the first cell electrode and the second cell electrode, wherein the photovoltaic element is disposed in the second opening.

公开(公告)号：US20230354670A1

公开(公告)日：2023-11-02

申请号：US18173720

申请日：2023-02-23

Applicant: Samsung Display Co., Ltd.

Inventor： BOKWANG SONG ,  GEE-BUM KIM ,  KWANG SOO BAE ,  DAE-YOUNG LEE ,  MIN OH CHOI

IPC: H10K59/40 ,  G06V40/13 ,  H10K59/122 ,  H10K59/38 ,  H10K59/80

CPC classification number: H10K59/40 ,  G06V40/1306 ,  H10K59/122 ,  H10K59/38 ,  H10K59/8792

Abstract: A display device includes: a display panel including a pixel having an emissive area, and a sensor having a sensing area; and an anti-reflection layer on the display panel, the anti-reflection layer including: a light blocking layer having a first opening overlapping with the emissive area, a second opening overlapping with the sensing area, and an intermediate opening between the first opening and the second opening; a color filter covering the first opening; an over-coating layer on the light blocking layer, and covering the color filter; and a light blocking pattern on the over-coating layer, and overlapping with an area between the intermediate opening and the first opening.

公开(公告)号：US20230343288A1

公开(公告)日：2023-10-26

申请号：US18106950

申请日：2023-02-07

Applicant: Samsung Display Co., Ltd.

Inventor： KWANG SOO BAE ,  GUN HEE KIM ,  HYOENG-KI KIM ,  DAE-YOUNG LEE ,  SUN HEE LEE ,  SANGHWAN CHO

IPC: H10K39/34 ,  H10K59/35 ,  H10K59/122 ,  G09G3/3233 ,  H10K65/00

CPC classification number: G09G3/3233 ,  H10K39/34 ,  H10K59/122 ,  H10K59/353 ,  H10K65/00 ,  G09G2300/0819 ,  G09G2300/0852 ,  G09G2330/021 ,  G09G2360/14

Abstract: A display device includes: a base layer; a display element layer on the base layer, and including a light emitting element, a light detection element, and a photovoltaic element adjacent to one another; a light shielding layer on the display element layer, and having a plurality of opening parts; and a color filter layer on the display element layer, and covering the plurality of opening parts. The light detection element and the photovoltaic element are located at the same layer as each other, the light detection element is to detect an external input based on incident light from the outside, and the photovoltaic element is to generate electrical energy based on the incident light.

公开(公告)号：US20250048879A1

公开(公告)日：2025-02-06

申请号：US18664143

申请日：2024-05-14

Applicant: Samsung Display Co., Ltd.

Inventor： Soo Yeong HONG ,  HYANG-A PARK ,  GUN HEE KIM ,  KWANG SOO BAE ,  BOKWANG SONG

IPC: H10K59/65 ,  G06V40/13 ,  H10K59/12 ,  H10K59/38 ,  H10K59/40 ,  H10K59/80

Abstract: Provided is a display device including a base layer, a circuit layer above the base layer, and an element layer above the circuit layer, and including a light-emitting element including a first pixel electrode electrically connected to the circuit layer, a light-emitting layer above the first pixel electrode, and a second pixel electrode above the light-emitting layer, and a light-receiving element adjacent to the light-emitting element, and including a first sensing electrode electrically connected to the circuit layer, a photoelectric conversion layer above the first sensing electrode, and a second sensing electrode above the photoelectric conversion layer and having a thickness that is different than a thickness of the second pixel electrode.