公开(公告)号：US10401991B2

公开(公告)日：2019-09-03

申请号：US15457044

申请日：2017-03-13

Applicant: Samsung Display Co., Ltd.

Inventor： Jungha Son ,  Jaeneung Kim ,  Yong-hwan Ryu

IPC: G06F3/041 ,  H01L27/32 ,  H01L51/52 ,  H01L51/00 ,  G06F3/044

Abstract: A display device including a display panel configured to display an image and having a folding area by which the display panel is configured to be folded along a folding axis, and a touch member disposed on the display panel and configured to detect an external touch signal. The touch member includes a plurality of first conductive patterns disposed to overlap the folding area, in which each of the first conductive patterns includes a fiber layer including a plurality of nanofibers, and the nanofibers includes a plurality of cavities.

公开(公告)号：US10068951B2

公开(公告)日：2018-09-04

申请号：US15489662

申请日：2017-04-17

Applicant: Samsung Display Co., Ltd.

Inventor： Sangkyu Choi ,  Sungkyun Park ,  Jungha Son ,  Jae-Wook Kang

IPC: H01L27/32 ,  H01L51/52 ,  H01L51/56 ,  H01L51/00 ,  G06F3/041

Abstract: A display apparatus including a substrate, a display portion disposed on an active area defined at the substrate, a buffer layer disposed on the active area and a pad area defined at the substrate, a touch sensing portion disposed on the buffer layer, and a pad portion disposed between the pad area and the buffer layer. The touch sensing portion includes a first pad pattern, a middle layer disposed on the first pad pattern, and a second pad pattern disposed on the middle layer. The first pad pattern is connected to the pad portion through a first contact hole defined on the pad portion in the buffer layer. The second pad pattern is connected to the first pad pattern through a second contact hole defined on the first contact hole in the middle layer.

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：US11934599B2

公开(公告)日：2024-03-19

申请号：US17298791

申请日：2019-09-23

Applicant: SAMSUNG DISPLAY CO., LTD.

Inventor： Jungha Son ,  Jaeik Lim ,  Gee-Bum Kim

IPC: G06F3/041 ,  G06F3/044 ,  H10K59/40

CPC classification number: G06F3/0412 ,  G06F3/0443 ,  H10K59/40 ,  G06F3/0446 ,  G06F2203/04111 ,  G06F2203/04112

Abstract: A display device may include a display panel including a pixel region and an input sensor, wherein the input sensor includes a first conductive layer disposed on the display panel. A first insulation layer is disposed on the first conductive layer and has a first opening in a first region overlapping the pixel region, a second conductive layer is disposed on the first insulation layer. A second insulation layer is disposed on the second conductive layer and has a second opening defined in a second region overlapping the pixel region. A third insulation layer is disposed on the second insulation layer and is filled in the first opening and the second opening.

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：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：US10269889B2

公开(公告)日：2019-04-23

申请号：US15623949

申请日：2017-06-15

Applicant: Samsung Display Co., Ltd.

Inventor： Sungkyun Park ,  Jungha Son ,  Sangkyu Choi

IPC: H01L27/14 ,  H01L27/32 ,  H01L51/52 ,  H01L51/56

Abstract: An electronic device including a base structure, a first pattern having at least one projection disposed on the base structure, a first conductive layer including a first portion disposed on the base structure and a second portion disposed on the first pattern and connected to the first portion, an insulating layer disposed on the first conductive layer covering the first portion and exposing the second portion, and a second conductive layer provided on the insulating layer and overlapping the first conductive layer. The second conductive layer is spaced apart from the first portion and is in contact with the second portion. Methods of manufacturing an electronic device capable of reducing the number of process steps in the manufacturing process are also disclosed.

公开(公告)号：US20190042031A1

公开(公告)日：2019-02-07

申请号：US16157014

申请日：2018-10-10

Applicant: Samsung Display Co., Ltd.

Inventor： Kyungseop KIM ,  Sangyoun Han ,  Sangkyu Chol ,  Jae-wook Kang ,  Sungkyun Park ,  Yongwoo Park ,  Jungha Son

IPC: G06F3/044 ,  H05K1/02 ,  H05K1/09 ,  G02F1/1333

Abstract: A flexible display device including a flexible substrate and a conductive pattern. The flexible substrate includes a bending part in which a bending occurs. At least a portion of the conductive pattern is disposed on the bending part and the conductive pattern includes grains. Each grain has a grain size of about 10 nm to about 100 nm.

公开(公告)号：US11871608B2

公开(公告)日：2024-01-09

申请号：US17417422

申请日：2019-10-14

Applicant: Samsung Display Co., Ltd.

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

IPC: H10K50/85 ,  H10K59/00

CPC classification number: H10K50/85 ,  H10K59/00

Abstract: A display device having an improved light-extraction efficiency and a reduced color sense variation according to a viewing angle includes a pixel electrode on a substrate, an insulating layer defining an emission area via an opening that covers edges of the pixel electrode and exposes a center portion of the pixel electrode, a first light extraction pattern on the pixel electrode, the first light extraction pattern having a side surface inclined at a first angle, and a second light extraction pattern surrounding the first light extraction pattern on an outer portion of the first light extraction pattern, the second light extraction pattern having a side surface inclined at a second angle that is less than the first angle.

公开(公告)号：US11009729B2

公开(公告)日：2021-05-18

申请号：US16157014

申请日：2018-10-10

Applicant: Samsung Display Co., Ltd.

Inventor： Kyungseop Kim ,  Sangyoun Han ,  Sangkyu Choi ,  Jae-wook Kang ,  Sungkyun Park ,  Yongwoo Park ,  Jungha Son

IPC: G06F3/044 ,  G02F1/1333 ,  G02F1/1362 ,  H05K1/02 ,  H05K1/09 ,  H05K3/14

Abstract: A flexible display device including a flexible substrate and a conductive pattern. The flexible substrate includes a bending part in which a bending occurs. At least a portion of the conductive pattern is disposed on the bending part and the conductive pattern includes grains. Each grain has a grain size of about 10 nm to about 100 nm.