公开(公告)号：US10073310B2

公开(公告)日：2018-09-11

申请号：US15161381

申请日：2016-05-23

Applicant: SAMSUNG DISPLAY CO., LTD.

Inventor： Hyunsik Kim ,  Heejin Kim

IPC: G02F1/135 ,  G02F1/1362 ,  G02F1/1343

CPC classification number: G02F1/1354 ,  G02F1/13624 ,  G02F2001/134345

Abstract: A liquid crystal display (“LCD”) device has a pixel structure which enhances a viewing angle of the LCD device through the use of a sub-pixel in which a gray scale varies during a display period and to which a photoconductive element is applied, the photoconductive element including a photoconductive layer of which a resistance level varies corresponding to an amount of light.

公开(公告)号：US11985873B2

公开(公告)日：2024-05-14

申请号：US17444401

申请日：2021-08-04

Applicant: Samsung Display Co., Ltd.

Inventor： Dongyoub Lee ,  Heejin Kim ,  Kitae Kim ,  Juhyun Shin

IPC: H10K59/131 ,  H10K59/40

CPC classification number: H10K59/131 ,  H10K59/40

Abstract: A display device includes: a display area having a plurality of sub-pixels; a plurality of pad electrodes in a peripheral area outside the display area; a first organic insulating layer comprising an opening overlapping the plurality of pad electrodes; and an integrated circuit overlapping the plurality of pad electrodes and electrically connected to the plurality of pad electrodes, wherein a distance between an edge of the first organic insulating layer defining the opening and an edge of the integrated circuit is 40 micrometers (μm) or more.

公开(公告)号：US10553660B2

公开(公告)日：2020-02-04

申请号：US16174486

申请日：2018-10-30

Applicant: SAMSUNG DISPLAY CO., LTD.

Inventor： Taeyoung Kim ,  Heejin Kim ,  Jongwoo Park ,  Daeyoun Cho

IPC: H01L51/52 ,  H01L27/32 ,  H01L33/38

Abstract: An organic light emitting display (OLED) device includes a substrate having a display region including a plurality of sub-pixel regions, a respective driving transistor and a respective switching transistor on the substrate in each of the sub-pixel regions, an insulation layer structure on the substrate, the insulation layer structure having a respective trench surrounding the driving transistor in each of the sub-pixel regions, and a respective sub-pixel structure on the insulation layer structure in each of the sub-pixel regions.

公开(公告)号：US10312306B2

公开(公告)日：2019-06-04

申请号：US15837584

申请日：2017-12-11

Applicant: SAMSUNG DISPLAY CO., LTD.

Inventor： Heejin Kim ,  Youngsun Hwang

IPC: H01L29/08 ,  H01L27/32 ,  H01L51/50 ,  H01L51/52 ,  H01L51/00

Abstract: An organic light emitting display device is capable of substantially preventing the occurrence of color mixture and improve the color purity, the organic light emitting display device including: a substrate; a first electrode on the substrate; a pixel defining layer defining a first opening which exposes at least a portion of the first electrode; a first organic light emission layer on the first electrode; and a second electrode on the first organic light emission layer, wherein the pixel defining layer may include quantum dots.

公开(公告)号：US11751423B2

公开(公告)日：2023-09-05

申请号：US17148405

申请日：2021-01-13

Applicant: Samsung Display Co., Ltd.

Inventor： Younjae Jung ,  Jongwoo Park ,  Taeyoung Kim ,  Heejin Kim ,  Youngtae Choi

IPC: H10K50/844 ,  H10K71/00 ,  H10K77/10 ,  H10K59/12

CPC classification number: H10K50/844 ,  H10K71/00 ,  H10K77/10 ,  H10K59/12 ,  H10K59/1201

Abstract: A display apparatus includes: a substrate including: a display area including a plurality of thin film transistors, and a plurality of display elements electrically connected to the plurality of thin film transistors; a first non-display area outside the display area; and a second non-display area at least partially surrounded by the display area; a through portion passing through the substrate in a vertical direction in the second non-display area; a metal layer surrounding the through portion at the second non-display area; and a hydrophobic blocking layer on an inner side surface of the through portion. The hydrophobic blocking layer includes an oxide of a metal material of the metal layer.