公开(公告)号：US20190094541A1

公开(公告)日：2019-03-28

申请号：US16042518

申请日：2018-07-23

Applicant: Samsung Display Co. Ltd.

Inventor： Chung Sock CHOI ,  Hyun Ho KIM ,  So Young LEE ,  Sang Hwan CHO

IPC: G02B27/01 ,  G02B27/09 ,  H01L51/50 ,  H01L51/52 ,  H01L27/32

CPC classification number: G02B27/0172 ,  G02B1/115 ,  G02B5/0215 ,  G02B5/18 ,  G02B5/1871 ,  G02B5/189 ,  G02B5/28 ,  G02B27/0944 ,  G02B27/0955 ,  G02B2027/0112 ,  G02B2027/0123 ,  H01L27/3246 ,  H01L51/5036 ,  H01L51/5203 ,  H01L51/524

Abstract: A display device includes a display panel including a substrate and a plurality of display elements disposed on the substrate, and a diffraction panel including a plurality of diffraction patterns disposed on a path of light emitted from the plurality of display elements. The plurality of diffraction patterns are disposed in a first direction to have a first period, each of the plurality of diffraction patterns includes a first refractive layer, a second refractive layer disposed on the first refractive layer, and a third refractive layer disposed on the second refractive layer, and a refractive index of the second refractive layer is higher than a refractive index of the first refractive layer and a refractive index of the third refractive layer.

公开(公告)号：US20160049612A1

公开(公告)日：2016-02-18

申请号：US14681256

申请日：2015-04-08

Applicant: SAMSUNG DISPLAY CO., LTD.

Inventor： Hyun Ho KIM ,  Chung Sock CHOI ,  Soo Youn KIM

IPC: H01L51/52 ,  H01L27/32

CPC classification number: H01L51/5268 ,  H01L27/3211 ,  H01L27/3246 ,  H01L33/12 ,  H01L51/524 ,  H01L51/5256 ,  H01L51/5265

Abstract: A display device includes a first substrate, a pixel defining layer on the first substrate, the pixel defining layer defining a pixel region on the first substrate, a first electrode on the pixel region, a light emitting layer on the first electrode, a second electrode on the light emitting layer, a second substrate facing the first substrate, and a light scattering layer overlapping the pixel defining layer, the light scattering layer having a non-overlapping relationship with the light emitting layer.

Abstract translation: 显示装置包括第一基板，第一基板上的像素限定层，限定第一基板上的像素区域的像素限定层，像素区域上的第一电极，第一电极上的发光层，第二电极 在所述发光层上，面对所述第一基板的第二基板和与所述像素限定层重叠的光散射层，所述光散射层与所述发光层具有不重叠的关系。

公开(公告)号：US20250143097A1

公开(公告)日：2025-05-01

申请号：US18738986

申请日：2024-06-10

Applicant: Samsung Display Co., LTD.

Inventor： Chaun Gi CHOI ,  Dong Uk KIM ,  Hyun Ho KIM ,  Hyoeng Ki KIM ,  Hyeon Bum LEE ,  Hoon Gi LEE

IPC: H10K59/123 ,  H10K59/12 ,  H10K59/122 ,  H10K59/80

Abstract: A display device includes: a substrate including a display area and a non-display area; a thin film transistor on the substrate; a planarization layer on the thin film transistor; a via layer on the planarization layer, having a recess in the display area and an alignment mark in the non-display area; a sub-pixel including a first electrode, an organic light emitting layer, and a second electrode corresponding to the recess; and a pixel definition layer defining the sub-pixel on the via layer, wherein the first electrode is electrically connected to the thin film transistor and includes an inclined electrode arranged along a sloped surface of the recess.

公开(公告)号：US20240081124A1

公开(公告)日：2024-03-07

申请号：US18313430

申请日：2023-05-08

Applicant: Samsung Display Co., LTD.

Inventor： Hyun Ho KIM ,  Dong Uk KIM ,  Hyoeng Ki KIM ,  Hyeon Bum LEE ,  Hoon Gi LEE ,  Chaun Gi CHOI

IPC: H10K59/40 ,  G06F3/044 ,  H10K59/122 ,  H10K59/38 ,  H10K59/80

CPC classification number: H10K59/40 ,  G06F3/0446 ,  H10K59/122 ,  H10K59/38 ,  H10K59/873 ,  H10K59/8792 ,  H10K2102/311

Abstract: A display device includes a via insulating layer on a substrate; a first electrode on the via insulating layer; a pixel defining layer including an inclined region on the first electrode and including a first opening exposing a portion of the first electrode, and a flat region at a side of the inclined region and in contact with the via insulating layer; a light emitting layer on the portion of the first electrode exposed by the first opening; organic particles on the flat region of the pixel defining layer; an encapsulation layer covering the pixel defining layer, the light emitting layer, and the organic particles, and including a first layer, a second layer, and a third layer; and a first light blocking layer on the third layer of the encapsulation layer to overlap the flat region of the pixel defining layer and form a second opening.

公开(公告)号：US20190088904A1

公开(公告)日：2019-03-21

申请号：US16042731

申请日：2018-07-23

Applicant: Samsung Display Co. Ltd.

Inventor： Sang Hwan CHO ,  Chung Sock CHOI ,  Hyun Ho KIM ,  So Young LEE ,  Cheol JANG ,  Sun Young JUNG

IPC: H01L51/52 ,  G09G3/3208 ,  G09G3/00 ,  G02B27/42 ,  H01L27/32

Abstract: A display device comprising: a substrate; a plurality of display elements disposed on the substrate; and a diffraction pattern layer disposed on a path of light emitted from the plurality of display elements. The diffraction pattern layer comprises a plurality of diffraction patterns which is disposed with a predetermined pitch, and the plurality of diffraction patterns do not overlap the plurality of display elements; and when a width of a cross section of each of the plurality of diffraction patterns is defined as a length of each diffraction pattern, the predetermined pitch and the length of each diffraction pattern satisfy the following inequation: 0.4≤d1/DP1