公开(公告)号：US12105918B2

公开(公告)日：2024-10-01

申请号：US18167699

申请日：2023-02-10

Applicant: SAMSUNG DISPLAY CO., LTD.

Inventor： Jungha Son ,  Gee-Bum Kim ,  Sangwoo Kim ,  Kijune Lee ,  Taekyung Ahn ,  Byung Han Yoo ,  Jaeik Lim ,  Chaungi Choi

IPC: G06F3/044 ,  H10K59/12 ,  H10K59/40 ,  H10K71/00

CPC classification number: G06F3/0443 ,  H10K59/12 ,  H10K59/40 ,  H10K71/00 ,  G06F2203/04103 ,  G06F2203/04111 ,  H10K59/1201

Abstract: Provided is a display device including a display panel having a plurality of pixel regions, a first insulating layer on the display panel, having a first refractive index, and having a plurality of first openings defined in regions which overlap the plurality of pixel regions, a second insulating layer directly on the first insulating layer and having a plurality of second openings defined in regions which correspond to the plurality of first openings, and a third insulating layer covering the display panel, the first insulating layer, and the second insulating layer and having a second refractive index higher than the first refractive index, wherein the third insulating layer may overlap the plurality of pixel regions on a plane.

公开(公告)号：US11694468B2

公开(公告)日：2023-07-04

申请号：US17171452

申请日：2021-02-09

Applicant: Samsung Display Co., Ltd.

Inventor： Byung Han Yoo ,  Dae-Young Lee ,  Chaungi Choi ,  Gee-Bum Kim ,  Jaeik Lim

IPC: G06V40/13 ,  G06F1/16

CPC classification number: G06V40/1318 ,  G06F1/1609 ,  G06F1/1684

Abstract: Disclosed is a display device including a display module, and a sensor layer below the display module for detecting light reflected from the display module, and including a base layer, a sensing layer on the base layer and including a sensing element that detects the light, and an optical pattern layer between the sensing layer and the display module, and including a light-shield section defining openings arranged at intervals when viewed in a plan view, and transmission sections respectively located in the openings.

公开(公告)号：US11594580B2

公开(公告)日：2023-02-28

申请号：US16945469

申请日：2020-07-31

Applicant: Samsung Display Co., Ltd.

Inventor： Geebum Kim ,  Jungha Son ,  Byunghan Yoo ,  Chaungi Choi ,  Sangwoo Kim ,  Taekyung Ahn ,  Kijune Lee ,  Jaeik Lim

IPC: H01L27/32 ,  H01L51/52

Abstract: An organic light-emitting display apparatus implemented by using a plurality of organic light-emitting diodes on a substrate and including a first pixel and a second pixel respectively emitting light of different colors, includes: a pixel-defining layer including a first opening and a second opening, the first opening defining an emission area of the first pixel, and the second opening defining an emission area of the second pixel; a total reflective layer over the pixel-defining layer, the total reflective layer including a first upper opening corresponding to the first pixel and a second upper opening corresponding to the second pixel; and a planarization layer covering the total reflective layer and having a refractive index greater than a refractive index of the total reflective layer, wherein an area of the first upper opening is different from an area of the second upper opening.

公开(公告)号：US20220005899A1

公开(公告)日：2022-01-06

申请号：US17189262

申请日：2021-03-02

Applicant: Samsung Display Co., Ltd.

Inventor： Jinyong Lee ,  Jinho Ju ,  Kwangwoo Park ,  Yunjong Yeo ,  Wooseok Jeon ,  Chaungi Choi

IPC: H01L27/32

Abstract: A display apparatus including a substrate having a display area, a plurality of pixel circuits arranged in the display area, each of the pixel circuits including a thin-film transistor, a plurality of display elements respectively connected to the pixel circuits, and a composite layer disposed between the pixel circuits and the display elements, the composite layer including a first inorganic insulating layer, a first organic insulating layer, and a second inorganic insulating layer, which are sequentially stacked.

公开(公告)号：US10726234B2

公开(公告)日：2020-07-28

申请号：US16119500

申请日：2018-08-31

Applicant: SAMSUNG DISPLAY CO., LTD.

Inventor： Jungha Son ,  Jihun Ryu ,  Wonsang Park ,  Taekyung Ahn ,  Byunghan Yoo ,  Hanyung Jung ,  Chaungi Choi

IPC: G06K9/00 ,  H01L27/32 ,  H01L51/52 ,  H01L27/12

Abstract: A fingerprint sensing unit includes a substrate; a buffer layer disposed on the substrate; a thin film transistor disposed on the buffer layer; an insulating layer disposed on the buffer layer and that has an opening that exposes at least a portion of the buffer layer; and a sensing electrode disposed on the portion of the buffer layer that is exposed by the opening, where the sensing electrode is connected to the thin film transistor. A display device that includes the fingerprint sensing unit can reduce internal reflection of external light.

公开(公告)号：US10593711B2

公开(公告)日：2020-03-17

申请号：US16103435

申请日：2018-08-14

Applicant: SAMSUNG DISPLAY CO., LTD.

Inventor： Joohee Jeon ,  Chaungi Choi ,  Youngsik Yoon ,  Seungho Jung

IPC: H01L29/08 ,  H01L27/12 ,  H01L29/417

Abstract: A TFT array substrate, OLED display including the same, and a manufacturing method of the OLED display are disclosed. In one aspect, the TFT array substrate includes a substrate and a TFT formed over the substrate. The TFT includes an active layer, a gate electrode, a source electrode, a drain electrode, a first insulating layer interposed between the gate electrode and the source and drain electrodes. Each of the source and drain electrodes is interposed between the active layer and the first insulating layer. The TFT array substrate also includes a capacitor formed over the substrate and having lower and upper electrodes and a pixel electrode electrically connected to the TFT.

公开(公告)号：US10515579B2

公开(公告)日：2019-12-24

申请号：US15946603

申请日：2018-04-05

Applicant: Samsung Display Co., Ltd.

Inventor： Chaungi Choi ,  Jihun Ryu ,  Taekyung Ahn

IPC: G09G3/296 ,  H01L51/52 ,  H01L27/32 ,  H01L35/32 ,  G09G3/3225 ,  H01L35/34

Abstract: A display device includes: a substrate including at least two layers; a driving circuit on the substrate; a pixel electrode connected to the driving circuit; a common electrode on the pixel electrode; a display layer between the pixel electrode and the common electrode; and a thermoelectric element located between the at least two layers of the substrate.

公开(公告)号：US20180018907A1

公开(公告)日：2018-01-18

申请号：US15643100

申请日：2017-07-06

Applicant: Samsung Display Co., Ltd.

Inventor： Hyeonsik Kim ,  Chaungi Choi ,  Hyehyang Park ,  Eunyoung Lee ,  Joohee Jeon ,  Seungho Jung

IPC: G09F9/30 ,  H01L51/00 ,  G06F1/16 ,  H01L51/56 ,  H01L27/32

CPC classification number: G09F9/301 ,  G06F1/1652 ,  H01L27/3258 ,  H01L51/0097 ,  H01L51/5253 ,  H01L51/56 ,  H01L2251/5338 ,  H01L2251/566

Abstract: A flexible display device may include a substrate and a display unit provided over the substrate. The substrate may include: a first base layer, a second base layer provided over the first base layer, and a first barrier layer provided between the first and second base layers. A face of the first base layer is larger than a face of the second base layer and is parallel to the face of the second base layer.