公开(公告)号：US20180114817A1

公开(公告)日：2018-04-26

申请号：US15839307

申请日：2017-12-12

Applicant: SAMSUNG DISPLAY CO., LTD.

Inventor： Jiyoung Choung ,  Jungsun Park ,  Minsoo Shin ,  Insung Hwang

IPC: H01L27/32 ,  H01L51/52

CPC classification number: H01L27/3246 ,  H01L27/3211 ,  H01L27/3216 ,  H01L27/3218 ,  H01L51/5225

Abstract: An organic light-emitting display device, including a substrate that includes a plurality of first emission portions that realize a first color and a plurality of second emission portions that realize a second color; a pixel-defining film that defines the plurality of first emission portions and the plurality of second emission portions; a plurality of pixel electrodes that are separate from each other and respectively correspond to the plurality of first emission portions; and a first stacked structure that includes an intermediate layer and a counter electrode on the intermediate layer, the intermediate layer including an organic emission layer emitting light of the first color, the first stacked structure further including first emission pattern portions respectively corresponding to the plurality of first emission portions, and first connection pattern portions on the pixel-defining film, the first connection pattern portions connecting the first emission pattern portions.

公开(公告)号：US09842781B2

公开(公告)日：2017-12-12

申请号：US14747046

申请日：2015-06-23

Applicant: SAMSUNG DISPLAY CO., LTD.

Inventor： Duckjung Lee ,  Jaesik Kim ,  Hyunsung Bang ,  Jungsun Park

IPC: H01L21/66 ,  H01L51/52 ,  H01L51/56 ,  H01L51/00

CPC classification number: H01L22/20 ,  C23C14/042 ,  C23C14/12 ,  C23C14/28 ,  H01L51/0013 ,  H01L51/5284 ,  H01L51/56

Abstract: An electrostatic chuck system includes an electrostatic chuck with a plurality of unit chucks supporting a display substrate, an optical photomask on the display substrate, the optical photomask having a material to be transferred onto the display substrate, a light source on the optical photomask, a gap measuring meter for measuring a gap between the display substrate and the optical photomask, a power source unit for applying power to each of the plurality of unit chucks through variable resistance units respectively connected to the plurality of unit chucks, and a control unit electrically connected to the gap measuring meter, the variable resistance units, and the power source unit, and transmits a signal for adjusting the gap.

公开(公告)号：US20250092337A1

公开(公告)日：2025-03-20

申请号：US18675410

申请日：2024-05-28

Applicant: Samsung Display Co., Ltd.

Inventor： Areum Lee ,  Hwi Kim ,  Jungsun Park ,  Jihee Son ,  Seoulki Lee ,  Seungjun Lee ,  Yeonhwa Lee ,  Joongu Lee

IPC: C11D7/50

Abstract: A mask cleaning composition for cleaning a deposition mask includes a solvent having a Hansen solubility parameter distance Ra1 of 7.35 (MPa)1/2 or less, the Hansen solubility parameter distance Ra1 being expressed by Equation below: Ra1={4×(17.9−δD)2+(9.9−δP)2+(7.4−δH)2}1/2, where δD (MPa)1/2 indicates a dispersion power term of the solvent, δP (MPa)1/2 indicates a polarity term of the solvent, and δH (MPa)1/2 indicates a hydrogen bonding force term of the solvent.

公开(公告)号：US12245476B2

公开(公告)日：2025-03-04

申请号：US17737132

申请日：2022-05-05

Applicant: Samsung Display Co., Ltd.

Inventor： Jaeik Kim ,  Hyejin Gwark ,  Arong Kim ,  Jungsun Park ,  Heemin Park ,  Yeonhwa Lee ,  Joongu Lee ,  Kyuhwan Hwang

IPC: H10K59/13 ,  H10K59/122 ,  H10K59/131

Abstract: A display device includes an auxiliary wiring located on a substrate; an insulating layer arranged on the auxiliary wiring, overlapping the auxiliary wiring in a plan view, and including an opening having a width greater than a width of the auxiliary wiring; a first electrode located on the insulating layer; a bank layer including an emission opening that overlaps the first electrode in a plan view; an intermediate layer overlapping the first electrode through an emission opening in a plan view and including an emission layer; a second electrode on the intermediate layer; and an auxiliary layer arranged on the second electrode, wherein the auxiliary wiring includes sub-layers, and each of the second electrode and the auxiliary layer contacts a side surface of one of the sub-layers through the opening of the insulating layer.

公开(公告)号：US12035544B2

公开(公告)日：2024-07-09

申请号：US18161840

申请日：2023-01-30

Applicant: SAMSUNG DISPLAY CO., LTD.

Inventor： Duckjung Lee ,  Hyejin Gwark ,  Arong Kim ,  Jungsun Park ,  Hyunsung Bang

IPC: H10K59/122 ,  H10K50/15 ,  H10K50/17 ,  H10K50/813 ,  H10K50/822 ,  H10K50/824 ,  H10K59/12 ,  H10K59/131 ,  H10K71/00

CPC classification number: H10K59/122 ,  H10K50/813 ,  H10K50/822 ,  H10K50/824 ,  H10K59/1315 ,  H10K71/00 ,  H10K50/15 ,  H10K50/17 ,  H10K59/1201

Abstract: An organic light-emitting display apparatus, including a substrate including a plurality of pixel areas and non-pixel areas in a display area, a plurality of pixel electrodes respectively corresponding to the plurality of pixel areas, a pixel-defining layer including a cover portion and openings, wherein the cover portion covers an edge of each of the plurality of pixel electrodes, and each of the openings exposes a central portion of a pixel electrode among the plurality of pixel electrodes, an auxiliary electrode located such that the auxiliary electrode corresponds to at least a portion of a top surface of the cover portion, and an intermediate layer and a counter electrode, each located in the openings. The pixel-defining layer may have an under-cut structure in which the at least a portion of the top surface of the cover portion is recessed from the auxiliary electrode.

公开(公告)号：US11943957B2

公开(公告)日：2024-03-26

申请号：US17337870

申请日：2021-06-03

Applicant: Samsung Display Co., Ltd.

Inventor： Jaeik Kim ,  Hyejin Gwark ,  Jungsun Park ,  Heemin Park ,  Yongsub Shim ,  Yeonhwa Lee ,  Joongu Lee ,  Jongbeom Hong

IPC: H10K50/844 ,  H10K50/16 ,  H10K50/17 ,  H10K71/00

CPC classification number: H10K50/844 ,  H10K50/16 ,  H10K50/171 ,  H10K71/00

Abstract: A display apparatus includes a substrate including a display area including a transmission area and a pixel area, and a peripheral area adjacent to the display area; a display element disposed corresponding to the pixel area, the display element including a pixel electrode, an intermediate layer on the pixel electrode, and an opposite electrode on the intermediate layer; a hydrophobic layer disposed corresponding to the transmission area; and a plurality of fine particles disposed on the hydrophobic layer, the plurality of fine particles and the opposite electrode including a same material.

公开(公告)号：US11706952B2

公开(公告)日：2023-07-18

申请号：US17224426

申请日：2021-04-07

Applicant: Samsung Display Co., Ltd.

Inventor： Yeonhwa Lee ,  Jaeik Kim ,  Joongu Lee ,  Hye Jin Gwark ,  Jungsun Park ,  Heemin Park

IPC: H10K59/122 ,  H10K71/00

CPC classification number: H10K59/122 ,  H10K71/00

Abstract: A display panel includes an emitting part including a light emitting element and a transmitting part adjacent to the emitting part and including a low adhesion part including a carbon compound. The low adhesion pattern includes fluorine (F).

公开(公告)号：US20230103050A1

公开(公告)日：2023-03-30

申请号：US17837769

申请日：2022-06-10

Applicant: Samsung Display Co., Ltd.

Inventor： Joongu Lee ,  Hyejin Gwark ,  Arong Kim ,  Jaeik Kim ,  Jungsun Park ,  Heemin Park ,  Yeonhwa Lee ,  Kyuhwan Hwang

IPC: H01L51/50 ,  H01L51/56

Abstract: A display device including a transmission area having improved transmittance and a method of manufacturing the same are provided. The display device includes: a substrate including a display area and a peripheral area outside the display area, the display area having a transmission area and a pixel area; a display element corresponding to the pixel area and including a pixel electrode, an intermediate layer on the pixel electrode, and a counter electrode on the intermediate layer; a photoluminescent layer corresponding to the transmission area and including a photoluminescent material; and an auxiliary layer on the photoluminescent layer, wherein the counter electrode includes a first material, the auxiliary layer includes a second material, and the first material is higher in surface energy than the second material, at room temperature.

公开(公告)号：US11611055B2

公开(公告)日：2023-03-21

申请号：US17080701

申请日：2020-10-26

Applicant: SAMSUNG DISPLAY CO., LTD.

Inventor： Jiyoung Choung ,  Jungsun Park ,  Hyunsung Bang ,  Duckjung Lee

IPC: H01L51/52 ,  H01L27/32

Abstract: An organic light emitting display device has a plurality of first electrodes, intermediate layers, and second electrodes that correspond to a plurality of pixel areas. The first electrodes are spaced from one another, the second electrodes are spaced from one another, and the intermediate layers are spaced from one another. A conductive protection layer is formed over the second electrodes, and a connection electrode layer is formed over the conductive protection layer and electrically connecting the second electrodes.

公开(公告)号：US20200099006A1

公开(公告)日：2020-03-26

申请号：US16693382

申请日：2019-11-25

Applicant: Samsung Display Co., Ltd.

Inventor： Duckjung Lee ,  Arong Kim ,  Jungsun Park ,  Hyunsung Bang ,  Jiyoung Choung

IPC: H01L51/50 ,  H01L51/00 ,  H01L51/56

Abstract: An organic light-emitting display apparatus including: a first electrode of a first group; a first organic functional layer covering the first electrode of the first group and including a first emission layer; a second electrode of the first group covering the first organic functional layer; a first electrode of a second group separate from the first electrode of the first group; a second organic functional layer separate from the first organic functional layer, covering the first electrode of the second group, having a larger area than the first organic functional layer, and including a second emission layer; a second electrode of the second group covering the second organic functional layer; and a common electrode integrally and commonly disposed on the second electrode of the first group and the second electrode of the second group.