公开(公告)号：US12238984B2

公开(公告)日：2025-02-25

申请号：US17356937

申请日：2021-06-24

Applicant: Samsung Display Co., Ltd.

Inventor： Gwui-Hyun Park ,  Koichi Sugitani ,  Hye In Kim ,  Chulwon Park ,  Pil Soon Hong

IPC: H10K59/131 ,  H10K59/12

Abstract: A display device includes a first light emitting element in a first display area, a first pixel circuit in a first non-display area spaced from the first display area and connected to the first light emitting element, an insulating layer covering the first pixel circuit, a metal wiring on the insulating layer, connected to the first pixel circuit, and extending from the first non-display area to a second non-display area between the first display area and the first non-display area, and a transparent wiring on the insulating layer, connecting the first light emitting element and the metal wiring, and extending from the first display area to a surface of the metal wiring, where a trench is defined in a surface of the insulating layer in the second non-display area, and the metal wiring is in the trench in the second non-display area.

公开(公告)号：US11469376B2

公开(公告)日：2022-10-11

申请号：US16895614

申请日：2020-06-08

Applicant: Samsung Display Co., Ltd.

Inventor： Koichi Sugitani ,  Hyein Kim ,  Gwuihyun Park ,  Chulwon Park ,  Hyungbin Cho ,  Pilsoon Hong

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

Abstract: Provided are a display apparatus and a method of manufacturing the same. The display apparatus includes a substrate, a first conductive layer disposed on the substrate, and a first insulating pattern disposed on the first conductive layer. The first insulating pattern includes a fluorine compound and a nitrogen compound. The nitrogen compound is represented by Formula 1: NR1R2R3OH   wherein in Formula 1, R1 to R3 are each independently selected from hydrogen, a substituted or unsubstituted C1-C20 alkyl group, a substituted or unsubstituted C6-C30 aryl group, and a substituted or unsubstituted C7-C30 aralkyl group.

公开(公告)号：US11502145B2

公开(公告)日：2022-11-15

申请号：US16899124

申请日：2020-06-11

Applicant: Samsung Display Co., Ltd.

Inventor： Gwuihyun Park ,  Pilsoon Hong ,  Chulwon Park ,  Koichi Sugitani ,  Hyungbin Cho ,  Hyein Kim

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

Abstract: A method of manufacturing a light-emitting display apparatus and a light-emitting display apparatus are provided. The method includes forming a first photosensitive layer on a conductive material layer, forming a pixel electrode by etching the conductive material layer by using the first photosensitive layer as a mask, ashing the first photosensitive layer disposed on the pixel electrode, forming a pixel defining layer that covers an edge portion of the pixel electrode and includes a first opening overlapping the ashed first photosensitive layer, removing the ashed first photosensitive layer disposed in the first opening, forming an intermediate layer including a functional layer and an emission layer on the pixel defining layer, and forming an opposite electrode on the intermediate layer.

公开(公告)号：US10684520B2

公开(公告)日：2020-06-16

申请号：US16207535

申请日：2018-12-03

Applicant: SAMSUNG DISPLAY CO., LTD.

Inventor： Yangho Jung ,  Chulwon Park

IPC: G02F1/1335 ,  G02F1/1339 ,  G02F1/1362 ,  G02F1/1333 ,  G02F1/1368

Abstract: A display device includes: a first substrate; a gate line on the first substrate, where the gate line extends in a first direction; a data line on the first substrate, where the data line extends in a second direction which intersects the first direction; a thin film transistor connected to the gate line and the data line; a passivation layer on the gate line, the data line and the thin film transistor, where the passivation layer includes a recessed portion; a light blocking portion on the recessed portion of the passivation layer; a main column spacer which protrudes upwardly from the light blocking portion; and a sub-column spacer which protrudes upwardly from the light blocking portion, where the sub-column spacer is spaced apart from the main column spacer.

公开(公告)号：US11637158B2

公开(公告)日：2023-04-25

申请号：US16992690

申请日：2020-08-13

Applicant: SAMSUNG DISPLAY CO., LTD.

Inventor： Gwuihyun Park ,  Pilsoon Hong ,  Hyein Kim ,  Chulwon Park ,  Koichi Sugitani ,  Hyungbin Cho

IPC: H01L27/32

Abstract: A display device includes: a substrate; a display area in which a plurality of pixels are arranged over the substrate; and a transmission area arranged inside the display area, where the transmission area is provided to overlap a component below the substrate, and a transparent organic layer including siloxane is arranged in the transmission area.

公开(公告)号：US10910582B2

公开(公告)日：2021-02-02

申请号：US15962088

申请日：2018-04-25

Applicant: SAMSUNG DISPLAY CO., LTD.

Inventor： Gwuihyun Park ,  Pilsoon Hong ,  Chulwon Park ,  Bogeon Jeon

IPC: H01L51/50 ,  H01L27/32 ,  H01L51/56 ,  H01L51/52 ,  H01L27/12

Abstract: A light emitting display device and a method of manufacturing a light emitting display device, the device including a substrate; a switching element on the substrate; a first electrode connected to the switching element; a second electrode on the first electrode; a light emitting element between the first electrode and the second electrode; and a non-conductive oxide film between the first electrode and the light emitting element.

公开(公告)号：US20220271256A1

公开(公告)日：2022-08-25

申请号：US17539043

申请日：2021-11-30

Applicant: Samsung Display Co., Ltd.

Inventor： Saehee Han ,  Gwuihyun Park ,  Chulwon Park

IPC: H01L51/52 ,  H01L27/32

Abstract: A display panel includes a substrate including a main display area, a component area, and a peripheral area, an inorganic insulating layer disposed over the substrate and including an opening overlapping the component area, a first organic insulating layer filling the opening of the inorganic insulating layer, and an auxiliary display element disposed over the first organic insulating layer in the component area, wherein the inorganic insulating layer includes a first insulating layer having a first opening, a second insulating layer having a second opening, and a third insulating layer having a third opening the first opening of the first insulating layer, the second opening of the second insulating layer, and the third opening of the third insulating layer overlap each other in the opening of the inorganic insulating layer, and an area of the first opening is less than an area of the third opening.

公开(公告)号：US10693016B2

公开(公告)日：2020-06-23

申请号：US15716641

申请日：2017-09-27

Applicant: Samsung Display Co., Ltd.

Inventor： Pil Soon Hong ,  Hyunyoung Jung ,  Chulwon Park ,  Gwui-Hyun Park ,  Jeongmin Park

IPC: H01L29/66 ,  H01L29/786 ,  H01L27/12 ,  H01L29/417

Abstract: A display apparatus includes a thin film transistor on a first base substrate, the thin film transistor including a gate electrode disposed on the first base substrate, an active pattern disposed on the first base substrate and including a semiconductor layer including of amorphous silicon and an ohmic contact layer which is on the semiconductor layer, a drain electrode disposed on the ohmic contact layer and having a first thickness, and a source electrode disposed on the ohmic contact layer and having a second thickness which is greater than the first thickness.

公开(公告)号：US10180609B2

公开(公告)日：2019-01-15

申请号：US15337420

申请日：2016-10-28

Applicant: SAMSUNG DISPLAY CO., LTD.

Inventor： Yangho Jung ,  Chulwon Park

IPC: G02F1/1362 ,  G02F1/1333 ,  G02F1/1339 ,  G02F1/1368

Abstract: A display device includes: a first substrate; a gate line on the first substrate, where the gate line extends in a first direction; a data line on the first substrate, where the data line extends in a second direction which intersects the first direction; a thin film transistor connected to the gate line and the data line; a passivation layer on the gate line, the data line and the thin film transistor, where the passivation layer includes a recessed portion; a light blocking portion on the recessed portion of the passivation layer; a main column spacer which protrudes upwardly from the light blocking portion; and a sub-column spacer which protrudes upwardly from the light blocking portion, where the sub-column spacer is spaced apart from the main column spacer.

公开(公告)号：US11882756B2

公开(公告)日：2024-01-23

申请号：US17949664

申请日：2022-09-21

Applicant: Samsung Display Co., Ltd.

Inventor： Koichi Sugitani ,  Hyein Kim ,  Gwuihyun Park ,  Chulwon Park ,  Hyungbin Cho ,  Pilsoon Hong

IPC: H10K71/00 ,  H10K59/12 ,  H10K85/40 ,  H10K50/844

CPC classification number: H10K71/621 ,  H10K59/12 ,  H10K85/40 ,  H10K50/844 ,  H10K59/1201 ,  H10K71/00

Abstract: Provided are a display apparatus and a method of manufacturing the same. The display apparatus includes a substrate, a first conductive layer disposed on the substrate, and a first insulating pattern disposed on the first conductive layer. The first insulating pattern includes a fluorine compound and a nitrogen compound. The nitrogen compound is represented by Formula 1:

NR1R2R3OH  



wherein in Formula 1, R1 to R3 are each independently selected from hydrogen, a substituted or unsubstituted C1-C20 alkyl group, a substituted or unsubstituted C6-C30 aryl group, and a substituted or unsubstituted C7-C30 aralkyl group.