公开(公告)号：US20180012909A1

公开(公告)日：2018-01-11

申请号：US15632156

申请日：2017-06-23

Applicant: Samsung Display Co., Ltd.

Inventor： Taewoo KIM ,  Eunjung Kim ,  Moonjung An ,  Gugrae Jo ,  Hyungbin Cho

IPC: H01L27/12 ,  H01L33/04 ,  H01L33/50 ,  H01L33/58

CPC classification number: H01L27/1214 ,  H01L27/1259 ,  H01L27/3241 ,  H01L33/04 ,  H01L33/50 ,  H01L33/504 ,  H01L33/58

Abstract: A display substrate includes: a base substrate; a switching device disposed on the base substrate, the switching device including a gate electrode, a source electrode, and a drain electrode overlapping at least a part of the gate electrode; a wavelength converting layer disposed on the switching device, the wavelength converting layer including a quantum dot; a bridge electrode disposed on the wavelength converting layer, the bridge electrode electrically connected to the drain electrode through a first contact hole formed through the wavelength converting layer; a planarizing layer disposed on the wavelength converting layer; and a pixel electrode disposed on the planarizing layer, the pixel electrode electrically connected to the bridge electrode through a second contact hole formed through the planarizing layer.

公开(公告)号：US11868042B2

公开(公告)日：2024-01-09

申请号：US16504806

申请日：2019-07-08

Applicant: Samsung Display Co., Ltd.

Inventor： Seung-won Park ,  Yunjong Yeo ,  Sanghoon Lee ,  Daehwan Jang ,  Incheol Jeong ,  Hyungbin Cho

IPC: G03F7/00 ,  B82Y40/00 ,  B29C59/02 ,  G02B5/30 ,  G02F1/1335 ,  B82Y10/00

CPC classification number: G03F7/0002 ,  G02B5/3058 ,  G02F1/133528 ,  B29C59/022 ,  B29C2059/023 ,  B82Y10/00 ,  B82Y40/00

Abstract: A stamp for nano imprinting includes a base substrate, a first pattern part and a second pattern part disposed on the base substrate and having different widths, and a third pattern part and a fourth pattern part having different widths. Each of the first pattern part to the fourth pattern part includes a plurality of nano patterns, and the first pattern part and the second pattern part and the third pattern part and the fourth pattern are disposed to be arranged adjacent to each other in a sequential order in the first direction.

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：US10773427B2

公开(公告)日：2020-09-15

申请号：US15652184

申请日：2017-07-17

Applicant: Samsung Display Co., Ltd.

Inventor： Daehwan Jang ,  Seung-Won Park ,  Baehyoun Jung ,  Eunjung Kim ,  Jihun Kim ,  Yunjong Yeo ,  Hyungbin Cho ,  Sang-Hoon Lee ,  Yong-Hwan Ryu ,  Sung-Young Choi ,  Hyunju Kang

IPC: B29C33/42 ,  B29C33/38 ,  G03F7/00 ,  B29C35/08 ,  B29C59/04

Abstract: A method of manufacturing a roll type imprint master mold including disposing a base layer on a substrate including a first area and a second area adjacent to the first area, disposing an inorganic insulation layer on the base layer, forming a first mask pattern and a first resin pattern in the first area, forming a pattern layer by etching the inorganic insulation layer using the first resin and the first mask patterns as a mask, removing the first resin and the first mask patterns, forming a second mask pattern and a second resin pattern in the second area, forming a pattern layer by etching the inorganic insulation layer using the second resin and the second mask patterns as a mask, removing the second resin and the second mask patterns, separating the base layer from the substrate, and attaching the base layer onto a roll body.

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.

公开(公告)号：US20210151530A1

公开(公告)日：2021-05-20

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：US10211227B2

公开(公告)日：2019-02-19

申请号：US15632156

申请日：2017-06-23

Applicant: Samsung Display Co., Ltd.

Inventor： Taewoo Kim ,  Eunjung Kim ,  Moonjung An ,  Gugrae Jo ,  Hyungbin Cho

IPC: H01L21/12 ,  H01L27/32 ,  H01L33/58 ,  H01L33/04 ,  H01L33/50 ,  H01L27/12

Abstract: A display substrate includes: a base substrate; a switching device disposed on the base substrate, the switching device including a gate electrode, a source electrode, and a drain electrode overlapping at least a part of the gate electrode; a wavelength converting layer disposed on the switching device, the wavelength converting layer including a quantum dot; a bridge electrode disposed on the wavelength converting layer, the bridge electrode electrically connected to the drain electrode through a first contact hole formed through the wavelength converting layer; a planarizing layer disposed on the wavelength converting layer; and a pixel electrode disposed on the planarizing layer, the pixel electrode electrically connected to the bridge electrode through a second contact hole formed through the planarizing layer.

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：US11376800B2

公开(公告)日：2022-07-05

申请号：US16983326

申请日：2020-08-03

Applicant: Samsung Display Co., Ltd.

Inventor： Kang Soo Han ,  Moonjung An ,  Gugrae Jo ,  Hyungbin Cho

IPC: B29C69/00 ,  G03F7/00 ,  B29C59/02 ,  B29C33/38

Abstract: An imprint master template including a first fine pattern unit having an upper surface on which a fine pattern is formed, a second fine pattern unit disposed adjacent to the first fine pattern unit and having an upper surface on which a fine pattern is formed, and a supporting part configured to support the first fine pattern unit and the second fine pattern unit. A side surface of the first fine pattern unit faces a side surface of the second fine pattern unit. The side surface of the first fine pattern unit includes a first surface which is perpendicular to the upper surface and a second surface which is inclined at a predetermined angle with respect to the first surface. The side surface of the second fine pattern unit includes a first surface which is perpendicular to the upper surface and a second surface which is inclined at a predetermined angle with respect to the first surface.

公开(公告)号：US10751953B2

公开(公告)日：2020-08-25

申请号：US15469946

申请日：2017-03-27

Applicant: Samsung Display Co., Ltd.

Inventor： Kang Soo Han ,  Moonjung An ,  Gugrae Jo ,  Hyungbin Cho

IPC: B29C69/00 ,  G03F7/00 ,  B29C59/02 ,  B29C33/38

Abstract: A method of manufacturing an imprint master template including forming a cutting line guide at an edge of a first fine pattern unit having an upper surface on which a fine pattern is formed; cutting a wafer substrate by a cleaving process along the cutting line guide so that a cutting surface is formed, the cutting surface having a preliminary second surface where the cutting line guide was formed and a first surface which is formed by the cleaving process; polishing the preliminary second surface to form a second surface which is inclined at a predetermined angle with respect to the first surface; and bonding the first fine pattern unit and the second fine pattern unit to each other with the first surface of the first fine pattern unit facing the first surface of the second fine pattern unit.