公开(公告)号：US20160284776A1

公开(公告)日：2016-09-29

申请号：US14884800

申请日：2015-10-16

Applicant: SAMSUNG DISPLAY CO., LTD.

Inventor： Geun Tak KIM

IPC: H01L27/32

CPC classification number: H01L27/3258 ,  H01L27/3246 ,  H01L27/326 ,  H01L51/0012 ,  H01L2227/323

Abstract: A light-emitting display device, including a substrate including a plurality of pixels; a first electrode on the substrate in each of the pixels; a pixel defining layer on the substrate, the pixel defining layer having an opening exposing the first electrode and including a side surface having a first part, a second part located on the first part, and a boundary part located between the first part and the second part; a lyophobic pattern in the boundary part of the side surface of the pixel defining layer in the opening of the pixel defining layer; an organic layer on the first electrode, the organic layer including a light-emitting layer under the lyophobic pattern in the opening of the pixel defining layer; and a second electrode on the organic layer.

Abstract translation: 一种发光显示装置，包括：包括多个像素的基板; 在每个像素中的衬底上的第一电极; 所述像素限定层具有暴露所述第一电极的开口，并且包括具有第一部分的侧表面，位于所述第一部分上的第二部分，以及位于所述第一部分和所述第二部分之间的边界部分 部分; 在像素限定层的开口中的像素限定层的侧表面的边界部分中的疏液图案; 在所述第一电极上的有机层，所述有机层包括在所述像素限定层的开口内的疏勒图案下的发光层; 和有机层上的第二电极。

公开(公告)号：US20170098687A1

公开(公告)日：2017-04-06

申请号：US15133458

申请日：2016-04-20

Applicant: SAMSUNG DISPLAY CO., LTD.

Inventor： Geun Tak KIM ,  Kyoung Wook MIN

IPC: H01L27/32 ,  H01L51/56

CPC classification number: H01L27/3246 ,  H01L27/3211 ,  H01L27/3223 ,  H01L51/50 ,  H01L51/5056 ,  H01L51/5088 ,  H01L51/56 ,  H01L2227/323

Abstract: The light emitting display device comprises: a substrate including a plurality of pixels that are arranged in a first direction and a second direction that crosses the first direction; a first electrode for each pixel on the substrate; a pixel defining layer on the substrate, the pixel defining layer having an opening for exposing the first electrode; a hole injection layer on the first electrode; a lyophilic pattern extending on the hole injection layer to cover the first electrode and the pixel defining layer that are on a same line in the first direction, and extending up to an outer region of outermost pixels of the plurality of pixels in the first direction; a hole transport layer on the lyophilic pattern; a light emitting layer on the hole transport layer; and a second electrode on the light emitting layer, wherein the lyophilic pattern includes a first lyophilic pattern having a plurality of grooves on one end portion thereof in the first direction and a second lyophilic pattern having a plurality of grooves on another end portion thereof in the first direction, and wherein the first lyophilic pattern and the second lyophilic pattern are alternately arranged in the second direction.

公开(公告)号：US20160380224A1

公开(公告)日：2016-12-29

申请号：US15008551

申请日：2016-01-28

Applicant: SAMSUNG DISPLAY CO., LTD.

Inventor： Geun Tak KIM

IPC: H01L51/50 ,  H01L51/00 ,  H01L51/56 ,  H01L27/32

Abstract: A light-emitting display device includes a pixel defining layer with an opening that exposes a first electrode, a hole injection layer on the first electrode, a lyophilic pattern on the hole injection layer in the opening, a hole transport layer on the lyophilic pattern, a light-emitting layer on the hole transport layer, and a second electrode on the light-emitting layer. The lyophilic pattern includes a first part adjacent to a first sidewall of the opening and a second part adjacent to a second sidewall of the opening. A distance from a top surface of the hole injection layer to an edge of a top surface of the second part corresponds to a first height. A distance from the top surface of the hole injection layer to a top surface of the first part corresponds to a second height. The first height is lower than the second height.

Abstract translation: 发光显示装置包括具有露出第一电极的开口的像素限定层，第一电极上的空穴注入层，开口中的空穴注入层上的亲液性图案，亲液性图案上的空穴传输层， 空穴传输层上的发光层和发光层上的第二电极。 亲液性图案包括邻近开口的第一侧壁的第一部分和与开口的第二侧壁相邻的第二部分。 从空穴注入层的顶表面到第二部分的顶表面的边缘的距离对应于第一高度。 从空穴注入层的顶表面到第一部分的顶表面的距离对应于第二高度。 第一个高度低于第二个高度。

公开(公告)号：US20240079526A1

公开(公告)日：2024-03-07

申请号：US18455144

申请日：2023-08-24

Applicant: Samsung Display Co., LTD.

Inventor： Geun Tak KIM

IPC: H01L33/38 ,  H01L25/075 ,  H01L33/50

CPC classification number: H01L33/38 ,  H01L25/0753 ,  H01L33/505

Abstract: A display device includes an organic layer, a first electrode and a second electrode disposed on the organic layer and spaced apart from each other, a first insulating layer disposed on the first electrode and the second electrode, and first light emitting elements disposed on the first insulating layer and disposed between the first electrode and the second electrode. An opening is formed by passing through at least one of the first electrode and the second electrode and the first insulating layer and exposes the organic layer.

公开(公告)号：US20190393287A1

公开(公告)日：2019-12-26

申请号：US16560413

申请日：2019-09-04

Applicant: SAMSUNG DISPLAY CO., LTD.

Inventor： Geun Tak KIM

IPC: H01L27/32 ,  H01L51/00

Abstract: A light-emitting display device includes a pixel defining layer with an opening that exposes a first electrode, a hole injection layer on the first electrode, a lyophilic pattern on the hole injection layer in the opening, a hole transport layer on the lyophilic pattern, a light-emitting layer on the hole transport layer, and a second electrode on the light-emitting layer. The lyophilic pattern includes a first part adjacent to a first sidewall of the opening and a second part adjacent to a second sidewall of the opening. A distance from a top surface of the hole injection layer to an edge of a top surface of the second part corresponds to a first height. A distance from the top surface of the hole injection layer to a top surface of the first part corresponds to a second height. The first height is lower than the second height.

公开(公告)号：US20170104173A1

公开(公告)日：2017-04-13

申请号：US15385521

申请日：2016-12-20

Applicant: SAMSUNG DISPLAY CO., LTD.

Inventor： Geun Tak KIM

IPC: H01L51/50 ,  H01L51/00 ,  H01L51/56 ,  H01L27/32 ,  H01L51/52

CPC classification number: H01L51/5008 ,  H01L27/3211 ,  H01L27/3218 ,  H01L27/3246 ,  H01L27/3262 ,  H01L51/0004 ,  H01L51/0005 ,  H01L51/5012 ,  H01L51/5056 ,  H01L51/5072 ,  H01L51/5088 ,  H01L51/5092 ,  H01L51/5206 ,  H01L51/5221 ,  H01L51/56

Abstract: A light-emitting display device includes a substrate having a plurality of pixels. A first electrode is provided on the substrate for each pixel, and a pixel defining layer defines each of the pixels. The pixel defining layer has an opening to expose the first electrode. A charge injection layer is on the first electrode, and a surface processing layer is on the charge injection layer. The surface processing layer extends from inside the opening of the pixel defining layer to a top surface of the pixel defining layer. The surface processing layer including a plurality of grooves in a portion extending on the top surface of the pixel defining layer. A charge transport layer is on the surface processing layer, a light-emitting layer is on the charge transport layer, and a second electrode is on the light-emitting layer.

公开(公告)号：US20230327049A1

公开(公告)日：2023-10-12

申请号：US17977065

申请日：2022-10-31

Applicant: Samsung Display Co., LTD.

Inventor： Geun Tak KIM ,  Sung Ho PARK

IPC: H01L33/38 ,  H01L33/62 ,  H01L33/00 ,  H01L27/15

CPC classification number: H01L33/382 ,  H01L33/62 ,  H01L33/005 ,  H01L27/156 ,  H01L2933/0016

Abstract: A display device comprises a light emitting area and a sub-area spaced apart from each other a first electrode and a second electrode disposed on a substrate and spaced apart from each other, a first insulating layer disposed on the first electrode and the second electrode, a bank layer disposed on the first insulating layer and disposed between the light emitting area and the sub-area, light emitting elements disposed on the first electrode and the second electrode, a first connection electrode electrically connected to an end of the light emitting element and a second connection electrode connected to another end of the light emitting element, and auxiliary electrodes disposed between the substrate and the bank layer and spaced apart from each other with the light emitting area and the sub-area disposed between the auxiliary electrodes.

公开(公告)号：US20220109087A1

公开(公告)日：2022-04-07

申请号：US17306385

申请日：2021-05-03

Applicant: Samsung Display Co., LTD.

Inventor： Hang Jae LEE ,  Yuk Hyun NAM ,  Sung Jae YUN ,  Geun Tak KIM ,  Jae Hoon KIM

IPC: H01L33/42 ,  H01L25/075 ,  H01L27/12 ,  H01L33/44 ,  H01L33/62

Abstract: A display device includes a plurality of pixels, a first bank defining light emission regions of the plurality of pixels, a first electrode and a second electrode which are spaced apart from each other in each of the light emission regions, and a plurality of light emitting elements disposed between the first electrode and the second electrode. The first bank, the first electrode, and the second electrode include a same material.

公开(公告)号：US20160133676A1

公开(公告)日：2016-05-12

申请号：US14676520

申请日：2015-04-01

Applicant: SAMSUNG DISPLAY CO., LTD.

Inventor： Geun Tak KIM

IPC: H01L27/32 ,  H01L51/56

CPC classification number: H01L27/3246 ,  H01L27/3211 ,  H01L27/3216 ,  H01L51/0012

Abstract: An organic light-emitting display panel and a method of fabricating the same, the panel including a base substrate; a first electrode layer including a plurality of first electrodes arranged on the base substrate; a pixel-defining layer including partition walls that extend from the base substrate and that define a plurality of pixels; an organic light-emitting layer including a plurality of organic light-emitting patterns in the pixels, respectively; and a second electrode layer on the organic light-emitting layer, wherein the organic light-emitting layer includes a plurality of primer patterns, the plurality of primer patterns being respectively formed in the pixels, being separate from one another, and respectively overlapping the first electrodes, at least one of the primer patterns has an area different area from an area of the other primer patterns, and the primer patterns have an affinity for liquid that is higher than an affinity for liquid of the pixel-defining layer.

Abstract translation: 一种有机发光显示面板及其制造方法，所述面板包括基底基板; 包括布置在所述基底基板上的多个第一电极的第一电极层; 像素限定层，其包括从基底基板延伸并限定多个像素的隔壁; 分别在像素中包括多个有机发光图案的有机发光层; 和有机发光层上的第二电极层，其中所述有机发光层包括多个引物图案，所述多个引物图案分别形成在像素中，彼此分离，并且分别与第一 电极中，至少一个引物图案具有与其它引物图案的面积不同的面积，并且引物图案对于高于像素限定层的液体的亲和​​性的液体具有亲和性。

公开(公告)号：US20160056219A1

公开(公告)日：2016-02-25

申请号：US14597611

申请日：2015-01-15

Applicant: SAMSUNG DISPLAY CO., LTD.

Inventor： Geun Tak KIM

IPC: H01L27/32 ,  H01L51/56 ,  H01L51/00 ,  H01L51/50

CPC classification number: H01L51/5008 ,  H01L27/3211 ,  H01L27/3218 ,  H01L27/3246 ,  H01L27/3262 ,  H01L51/0004 ,  H01L51/0005 ,  H01L51/5012 ,  H01L51/5056 ,  H01L51/5072 ,  H01L51/5088 ,  H01L51/5092 ,  H01L51/5206 ,  H01L51/5221 ,  H01L51/56

Abstract: A light-emitting display device includes a substrate having a plurality of pixels. A first electrode is provided on the substrate for each pixel, and a pixel defining layer defines each of the pixels. The pixel defining layer has an opening to expose the first electrode. A charge injection layer is on the first electrode, and a surface processing layer is on the charge injection layer. The surface processing layer extends from inside the opening of the pixel defining layer to a top surface of the pixel defining layer. The surface processing layer including a plurality of grooves in a portion extending on the top surface of the pixel defining layer. A charge transport layer is on the surface processing layer, a light-emitting layer is on the charge transport layer, and a second electrode is on the light-emitting layer.

Abstract translation: 发光显示装置包括具有多个像素的基板。 在每个像素的基板上设置第一电极，并且像素限定层限定每个像素。 像素限定层具有露出第一电极的开口。 电荷注入层位于第一电极上，表面处理层位于电荷注入层上。 表面处理层从像素限定层的开口内部延伸到像素限定层的顶表面。 所述表面处理层包括在所述像素限定层的顶表面上延伸的部分中的多个凹槽。 电荷输送层位于表面处理层上，发光层位于电荷输送层上，第二电极位于发光层上。