公开(公告)号：US12213357B2

公开(公告)日：2025-01-28

申请号：US17813993

申请日：2022-07-21

Applicant: SAMSUNG DISPLAY CO., LTD.

Inventor： Hyeonsik Kim ,  Gun Hee Kim ,  Sangwoo Kim ,  Taekyung Ahn ,  Dae-Young Lee

IPC: G06F3/041 ,  G06F3/044 ,  G06V40/13 ,  G09G3/3233 ,  G09G3/3275 ,  G09G3/36 ,  H01L27/146 ,  H10K59/131 ,  H10K59/65

Abstract: A display device includes a display panel having a display area and a non-display area. The display panel includes a pixel disposed in the display area and including a light emitting element and a pixel driving circuit electrically connected with the light emitting element, a sensor disposed in the display area and including a photo sensing element and a sensor driving circuit electrically connected with the photo sensing element, a data line electrically connected with the pixel and extended along a first direction, a scan line electrically connected with the pixel and extended along a second direction intersecting the first direction, and a readout line including a first readout portion in the display area. The first readout portion is electrically connected with the sensor and extended along the second direction in the display area.

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：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：US20220238722A1

公开(公告)日：2022-07-28

申请号：US17543627

申请日：2021-12-06

Applicant: Samsung Display Co., Ltd.

Inventor： Jong Yun KIM ,  Taekyung Ahn ,  Youngdae Kim

IPC: H01L29/786 ,  H01L29/45 ,  C22C27/04 ,  H01L27/12

Abstract: A display substrate including a base substrate, a first thin film transistor disposed on the base substrate and including a first gate electrode and a first semiconductor active layer; a second thin film transistor electrically connected to the first thin film transistor, the second thin film transistor including a second gate electrode and a second semiconductor active layer; and an organic light emitting device electrically connected to the second thin film transistor. The first semiconductor active layer includes a first material and the second semiconductor active layer includes a second material different from the first material.

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：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.