公开(公告)号：US11683965B2

公开(公告)日：2023-06-20

申请号：US17220831

申请日：2021-04-01

Applicant: SAMSUNG DISPLAY CO., LTD.

Inventor： Kinyeng Kang ,  Taewoo Kim ,  Taehoon Yang ,  Seunghwan Cho ,  Jonghyun Choi

IPC: H10K59/131 ,  H01L27/32

CPC classification number: H01L27/3276

Abstract: A display device includes: a substrate comprising a display area and a peripheral area outside the display area; a first connection line in the display area, the first connection line comprising a first portion extending along a first column of the display area and in the first column, a third portion extending along a second column of the display area and in the second column, and a second portion connecting the first portion to the third portion; and a second connection line in the peripheral area and connected to the third portion of the first connection line and a data line in a third column of the display area.

公开(公告)号：US20230060062A1

公开(公告)日：2023-02-23

申请号：US17863913

申请日：2022-07-13

Applicant: Samsung Display Co., Ltd.

Inventor： Seunghwan Cho ,  Wonsuk Choi ,  Jiryun Park ,  Kiho Bang ,  Seokje Seong ,  Yoonsun Choi

IPC: H01L27/32

Abstract: A display apparatus includes a substrate including a display area and a peripheral area outside the display area, a common voltage supply line arranged in the peripheral area and including a first common voltage input part, a second common voltage input part, and a third common voltage input part between the first and second voltage input parts each arranged in a first edge of the display area, a first common voltage line extending from the third common voltage input part and crossing the display area in a first direction, a first data line extending in the first direction across the display area, a first data input line arranged in the peripheral area, and a first connection line connecting the first data input line to the first data line.

公开(公告)号：US20210143246A1

公开(公告)日：2021-05-13

申请号：US17151546

申请日：2021-01-18

Applicant: Samsung Display Co., Ltd.

Inventor： Minseong Yi ,  Seungmin Lee ,  Jungkyu Lee ,  Seunghwan Cho ,  Gyungsoon Park ,  Jaeun Lee

IPC: H01L27/32

Abstract: A display device includes a substrate having a display area, a peripheral area at least partially surrounding the display area, and a pad area within the peripheral area. A plurality of data lines is disposed within the display area. A plurality of connection wirings is disposed within the display area, connected to the plurality of data lines, and configured to transmit a data signal from the pad area to the plurality of data lines. Each of the plurality of connection wirings includes a plurality of branches that protrude from the connection wirings in a direction perpendicular to a direction in which the connection wirings are primarily extended.

公开(公告)号：US10748977B2

公开(公告)日：2020-08-18

申请号：US15196811

申请日：2016-06-29

Applicant: SAMSUNG DISPLAY CO., LTD.

Inventor： Suyeon Sim ,  Kwangsuk Kim ,  Sangho Park ,  Seunghwan Cho

IPC: H01L27/32 ,  H01L51/56 ,  H01L27/12

Abstract: An organic light-emitting display apparatus is provided as follows. A thin film transistor is disposed on a substrate. A first insulating layer covers the thin film transistor. The first insulating layer includes a barrier wall and a flat portion. The barrier wall protrudes from the flat portion. A pixel electrode is disposed on the flat portion surrounded by the barrier wall. The pixel electrode is electrically connected to the thin film transistor. A pixel defining layer is disposed on the pixel electrode and partially exposes the pixel electrode.

公开(公告)号：US10522605B2

公开(公告)日：2019-12-31

申请号：US14714557

申请日：2015-05-18

Applicant: Samsung Display Co., Ltd.

Inventor： Seunghwan Cho ,  Dohyun Kwon ,  Donghwan Shim ,  Sungeun Lee ,  Iljeong Lee ,  Jungkyu Lee ,  Jeongsoo Lee

IPC: H01L27/32 ,  H01L27/12

Abstract: A thin-film transistor (TFT) array substrate includes: a driving TFT provided on a substrate; and a switching TFT provided on the substrate and including: a switching semiconductor layer including a switching channel region, a switching source region, and a switching drain region; and a switching source electrode and a switching drain electrode contacting the switching semiconductor layer. The switching source electrode includes a source contact portion contacting the switching source region, and the switching drain electrode includes a drain contact portion contacting the switching drain region. The source contact portion is doped with ions that are different from ions of the switching source region and the drain contact portion is doped with ions that are different from ions of the switching drain region.

公开(公告)号：US09985081B2

公开(公告)日：2018-05-29

申请号：US15153512

申请日：2016-05-12

Applicant: Samsung Display Co., Ltd.

Inventor： Seunghwan Cho ,  Seungmin Lee ,  Sangho Park ,  Donghwan Shim ,  Suyeon Sim ,  Joosun Yoon

IPC: H01L27/32 ,  H01L51/56 ,  H01L27/12

CPC classification number: H01L27/3262 ,  H01L27/124 ,  H01L27/1248 ,  H01L27/1255 ,  H01L27/1259 ,  H01L27/3246 ,  H01L27/3248 ,  H01L27/3258 ,  H01L27/3265 ,  H01L27/3276 ,  H01L51/56 ,  H01L2227/323

Abstract: An organic light-emitting display that includes a substrate comprising a pixel area, a thin film transistor arranged within the pixel area, a wiring electrically connected to the a thin film transistor, an insulating layer covering the thin film transistor and the wiring, a pixel electrode arranged over the insulating layer, a pixel-defining layer having an opening that exposes the pixel electrode, an opposite electrode facing the pixel electrode and an organic emission layer interposed between the pixel electrode and the opposite electrode, the insulating layer having a first region that is overlapped by the pixel electrode and a second region that is not overlapped by the pixel electrode, the second region being thicker than the first region to reduce parasitic capacitance between the opposite electrode and the wiring.

公开(公告)号：US09941313B2

公开(公告)日：2018-04-10

申请号：US14987615

申请日：2016-01-04

Applicant: SAMSUNG DISPLAY CO., LTD.

Inventor： Kiwan Ahn ,  Junghyun Kim ,  Seunghwan Cho

IPC: H01L21/84 ,  H01L27/12 ,  H01L29/66 ,  H01L29/786

CPC classification number: H01L27/1288 ,  H01L29/66757 ,  H01L29/78621 ,  H01L29/78645

Abstract: A method of manufacturing a thin film transistor substrate includes forming a semiconductor pattern on a substrate, wherein the semiconductor pattern includes a first area, a second area, and a third area, wherein the second area and the third area are located on each side of the first area; forming an insulating layer on the substrate to cover the semiconductor pattern; forming a metal pattern layer on the insulating layer using a first photosensitive pattern; doping the semiconductor pattern with first impurities using the first photosensitive pattern; forming a gate electrode by patterning the metal pattern layer using a second photosensitive pattern; and doping the semiconductor pattern with second impurities having a lower concentration than the first impurities.

公开(公告)号：US20160099300A1

公开(公告)日：2016-04-07

申请号：US14712703

申请日：2015-05-14

Applicant: Samsung Display Co., Ltd.

Inventor： Jungkyu Lee ,  Dohyun Kwon ,  Taehyun Kim ,  Suyeon Sim ,  Seunghwan Cho ,  Jongmo Yeo ,  Joongeol Lee

IPC: H01L27/32

CPC classification number: H01L27/3265 ,  H01L27/124 ,  H01L27/1255

Abstract: A thin film transistor (TFT) array substrate and organic light-emitting diode (OLED) display including the same are disclosed. In one aspect, the array substrate includes a substrate, a driving TFT formed over the substrate and including a driving gate electrode, and a storage capacitor including a first electrode electrically connected to the driving gate electrode and a second electrode formed over and insulated from the first electrode. The array substrate also includes an interlayer insulating film at least partially covering the first electrode and a driving voltage line formed over the interlayer insulating film and configured to supply a voltage to the driving TFT. The driving voltage line is formed on the same layer as the second electrode.

Abstract translation: 披露了包括其的薄膜晶体管（TFT）阵列基板和有机发光二极管（OLED）显示器。 一方面，阵列基板包括基板，形成在基板上并包括驱动栅电极的驱动TFT，以及包括与驱动栅电极电连接的第一电极的辅助电容器和形成在绝缘栅极上的第二电极 第一电极。 阵列基板还包括至少部分地覆盖第一电极的层间绝缘膜和形成在层间绝缘膜上并被配置为向驱动TFT提供电压的驱动电压线。 驱动电压线形成在与第二电极相同的层上。

公开(公告)号：US12150334B2

公开(公告)日：2024-11-19

申请号：US17646188

申请日：2021-12-28

Applicant: SAMSUNG DISPLAY CO., LTD.

Inventor： Taehyun Kim ,  Seunghwan Cho ,  Sangho Park ,  Seungmin Lee ,  Jungkyu Lee ,  Joosun Yoon ,  Jangdoo Lee

IPC: H10K50/844 ,  H10K50/11 ,  H10K50/13 ,  H10K50/15 ,  H10K59/121 ,  H10K59/122 ,  H10K50/81 ,  H10K59/12

Abstract: A thin film transistor is disposed on a substrate. A via insulating layer having a via hole covers the thin film transistor. A pixel electrode is disposed on the via insulating layer and electrically connected to the thin film transistor through the via hole. A first protection layer surrounds the pixel electrode. A pixel-defining layer covers an edge region of the pixel electrode and at least a portion of the first protection layer. The pixel-defining layer includes an opening through which an upper surface of the pixel electrode is exposed. An opposite electrode faces the pixel electrode. An intermediate layer is disposed between the pixel electrode and the opposite electrode.

公开(公告)号：US20240373698A1

公开(公告)日：2024-11-07

申请号：US18642414

申请日：2024-04-22

Applicant: Samsung Display Co., Ltd.

Inventor： Jaewoo Lee ,  Taeho Kim ,  Seungjun Lee ,  Yongsu Lee ,  Seunghwan Cho

IPC: H10K59/131

Abstract: A display apparatus includes: a common voltage supply line on a peripheral area; a vertical common voltage line extending in a first direction on a display area, and electrically connected to the common voltage supply line; a horizontal common voltage line extending in a second direction on the display area, and electrically connected to the common voltage supply line; a data input line on the peripheral area; a data line on the display area; a connection line on the display area, connecting the data input line to the data line, and including: a vertical connection portion extending in the first direction; and a horizontal connection portion extending in the second direction; and a first conductive pattern at the same layer as the horizontal common voltage line, spaced from the horizontal connection portion, and connected to the vertical common voltage line crossing the horizontal connection portion through a contact hole.