公开(公告)号：US10453905B2

公开(公告)日：2019-10-22

申请号：US15870073

申请日：2018-01-12

Applicant: SAMSUNG DISPLAY CO., LTD.

Inventor： Jin Sung An ,  Jung Hwa Kim ,  Se Wan Son ,  Wang Woo Lee ,  Ji Seon Lee ,  Moo Soon Ko

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

Abstract: A display device includes a substrate, a switching transistor and a driving transistor positioned on the substrate, a first electrode connected to the driving transistor, a second electrode positioned on the first electrode, and a pixel definition layer positioned between the first electrode and the second electrode, where the pixel definition layer includes a first portion, and a second portion having a thickness less than that of the first portion, where a pixel opening defined in the pixel definition layer is enclosed by the first portion, and the second portion overlaps the first electrode and the second electrode.

公开(公告)号：US20190088731A1

公开(公告)日：2019-03-21

申请号：US16058392

申请日：2018-08-08

Applicant: Samsung Display Co., Ltd.

Inventor： Jeong-Soo Lee ,  Moo Soon Ko ,  Min Woo Woo ,  Ju-Won Yoon ,  Deuk Myung Ji

IPC: H01L27/32 ,  H01L29/786 ,  G09G3/3258

Abstract: A display device includes a plurality of pixels. Each pixel includes a first transistor including a first gate electrode, a first source region, and a first drain region, a second transistor connected to the first source region of the first transistor, a third transistor connected to the first gate electrode and the first drain region of the first transistor, a fifth transistor connected to the first source region of the first transistor, and a sixth transistor connected to the first drain region of the first transistor. The pixels include a first pixel and a second pixel disposed adjacent to each other. The first and second pixels share a fourth transistor connected to the third transistor of the first pixel and the third transistor of the second pixel, and share a seventh transistor connected to the sixth transistor of the first pixel and the sixth transistor of the second pixel.

公开(公告)号：US09634035B2

公开(公告)日：2017-04-25

申请号：US14960230

申请日：2015-12-04

Applicant: Samsung Display Co., Ltd.

Inventor： Jin Sung An ,  Moo Soon Ko ,  Jeong Soo Lee

IPC: H01L29/12 ,  H01L21/00 ,  H01L27/12 ,  H01L27/13 ,  H01L29/66 ,  H01L29/786 ,  H01L51/05

CPC classification number: H01L27/124 ,  H01L27/12 ,  H01L27/1222 ,  H01L27/1225 ,  H01L27/1255 ,  H01L27/1262 ,  H01L27/13 ,  H01L29/66757 ,  H01L29/78621 ,  H01L51/0541

Abstract: A display device includes: a first wiring line and a second wiring line separated from each other on a substrate; a gate insulating layer on the first wiring line and the second wiring line; a step difference compensation pattern between the first wiring line and the second wiring line on the gate insulating layer; a protective layer on the step difference compensation pattern; and a pixel electrode on the protective layer.

公开(公告)号：US20150090980A1

公开(公告)日：2015-04-02

申请号：US14457862

申请日：2014-08-12

Applicant: Samsung Display Co., Ltd.

Inventor： Wang Woo LEE ,  Moo Soon Ko ,  Min Woo Woo ,  II Jeong Lee ,  Jeong Ho Lee

IPC: H01L27/32 ,  H01L27/12 ,  H01L29/786 ,  H01L51/56

CPC classification number: H01L27/3262 ,  H01L27/124 ,  H01L27/1259 ,  H01L27/127 ,  H01L27/3258 ,  H01L27/3276 ,  H01L29/78621 ,  H01L29/78645 ,  H01L29/78675

Abstract: An organic light-emitting diode (OLED) display having thin film transistors (TFTs) is disclosed. In one aspect, TFTs of the OLED display include a substrate and a first semiconductor layer formed over the substrate and including first channel, source, and drain regions and a lightly doped region between the first channel region and the first source and drain regions. The OLED display also includes a second semiconductor layer formed over the substrate and including second channel, source, and drain regions. The OLED display further includes first and second gate electrodes formed over the first semiconductor layer and a third gate electrode formed over the second semiconductor layer. The width of the second gate electrode is less than that of the first gate electrode and the lightly doped region overlaps a portion of the first gate electrode and does not overlap the second gate electrode.

Abstract translation: 公开了一种具有薄膜晶体管（TFT）的有机发光二极管（OLED）显示器。 一方面，OLED显示器的TFT包括衬底和形成在衬底上的第一半导体层，并且包括第一沟道，源极和漏极区以及在第一沟道区和第一源极和漏极区之间的轻掺杂区。 OLED显示器还包括形成在衬底上并包括第二通道，源极和漏极区域的第二半导体层。 OLED显示器还包括形成在第一半导体层上的第一和第二栅电极和形成在第二半导体层上的第三栅电极。 第二栅电极的宽度小于第一栅电极的宽度，并且轻掺杂区域与第一栅电极的一部分重叠，并且不与第二栅电极重叠。

公开(公告)号：US12069897B2

公开(公告)日：2024-08-20

申请号：US17936899

申请日：2022-09-30

Applicant: SAMSUNG DISPLAY CO., LTD.

Inventor： Moo Soon Ko ,  Jung Hwa Kim ,  Min Woo Woo ,  Wang Woo Lee

IPC: H01L27/12 ,  H10K59/121 ,  H10K59/131 ,  H10K59/35 ,  H10K59/38

CPC classification number: H10K59/1213 ,  H01L27/1222 ,  H01L27/124 ,  H10K59/121 ,  H10K59/131 ,  H10K59/352 ,  H10K59/353 ,  H10K59/38

Abstract: An organic light-emitting diode display is disclosed. In one aspect, a semiconductor layer is on a substrate, and the semiconductor layer is non-linear. A gate metal line is on the semiconductor layer, and an insulating layer covering the semiconductor layer and the gate metal line and having a plurality of contact holes connected to the semiconductor layer. A data metal line is on the insulating layer and electrically connected to the semiconductor layer via a selected one of the contact holes. An OLED is electrically connected to the gate metal line and the data metal line, and the semiconductor layer includes a narrow semiconductor layer having a first width and an expansion semiconductor layer formed adjacent to the selected contact hole and having a second width greater than the first width.

公开(公告)号：US11956998B2

公开(公告)日：2024-04-09

申请号：US18150193

申请日：2023-01-04

Applicant: SAMSUNG DISPLAY CO., LTD.

Inventor： Se Wan Son ,  Moo Soon Ko ,  Rae Young Gwak ,  Jin Seock Ma ,  Min Jeong Park ,  Ki Bok Yoo ,  So La Lee ,  Jin Goo Jung ,  Jong Won Chae ,  Ye Ji Han

IPC: H10K59/121 ,  H10K50/844 ,  H10K59/35

CPC classification number: H10K59/1213 ,  H10K50/844 ,  H10K59/353

Abstract: A display device includes: a first substrate including a pixel area and a transmissive area; a thin-film transistor on the first substrate; a planarization layer on the thin-film transistor; a first light emitting electrode on the planarization layer; a bank covering a part of the first light emitting electrode; a light emitting layer on the first light emitting electrode; and a second light emitting electrode on the light emitting layer and the bank. The transmissive area includes a transmissive hole penetrating the bank and the planarization layer.

公开(公告)号：US11882741B2

公开(公告)日：2024-01-23

申请号：US18108162

申请日：2023-02-10

Applicant: Samsung Display Co., LTD.

Inventor： Jin Sung An ,  Young Woo Park ,  Se Wan Son ,  Moo Soon Ko ,  Jeong-Soo Lee ,  Ji Seon Lee ,  Deuk Myung Ji

IPC: H10K59/131 ,  G09G3/3275 ,  G09G3/3266 ,  H10K50/844 ,  H10K71/00 ,  H10K102/00

CPC classification number: H10K59/131 ,  G09G3/3266 ,  G09G3/3275 ,  H10K50/844 ,  H10K71/00 ,  H10K2102/00

Abstract: A display device including: a substrate; an active layer, and including channel and conductive regions; a first conductive layer including a driving gate electrode and a scan line in a first direction; a second conductive layer including a storage line; a third conductive layer including a first connecting member above the storage line; an insulating layer between the storage line and the first connecting member; and a data line and a driving voltage line crossing the scan line in a second direction, wherein the first connecting member electrically connects the driving gate electrode and a conductive region, the driving voltage line overlaps the first connecting member, the insulating layer includes first and second sub-insulating layers, and an edge of the second sub-insulating layer substantially overlaps an edge of the first connecting member in a thickness direction of the display device.

公开(公告)号：US11871624B2

公开(公告)日：2024-01-09

申请号：US17109771

申请日：2020-12-02

Applicant: Samsung Display Co., LTD.

Inventor： Se Wan Son ,  Moo Soon Ko ,  Kyung Hyun Baek ,  Seok Je Seong ,  Jae Hyun Lee ,  Jeong-Soo Lee ,  Ji Seon Lee ,  Yoon-Jong Cho

IPC: H10K59/131 ,  H10K59/124 ,  H10K59/126 ,  G09G3/32

CPC classification number: H10K59/131 ,  H10K59/124 ,  H10K59/126 ,  G09G3/32 ,  G09G2300/0809

Abstract: A display device includes a first semiconductor layer disposed on a substrate; a first insulating layer disposed on the first semiconductor layer; a scan line disposed on the first insulating layer; a second insulating layer on the scan line; an inverted scan line on the second insulating layer; a third insulating layer disposed on the inverted scan line; a second semiconductor layer disposed on the third insulating layer; a fourth insulating layer disposed on the second semiconductor layer; an initializing voltage line disposed on the fourth insulating layer and overlapping the scan line; a first transistor including a channel disposed in the first semiconductor layer and receiving a gate signal through the scan line; and a second transistor including a channel disposed in the second semiconductor layer and receiving a gate signal through the inverted scan line.

公开(公告)号：US11272078B2

公开(公告)日：2022-03-08

申请号：US16983113

申请日：2020-08-03

Applicant: SAMSUNG DISPLAY CO., LTD.

Inventor： Se Wan Son ,  Wang Woo Lee ,  Moo Soon Ko ,  Jung Hwa Kim ,  Jin Sung An ,  Ji Seon Lee

IPC: H04N3/14 ,  H01L27/15 ,  G09G3/3291 ,  G09G3/3266 ,  H01L27/12 ,  H01L27/32

Abstract: A display device includes a substrate and an active pattern positioned above the substrate and including a plurality of channel regions and a plurality of conductive regions. The display device includes a plurality of scan lines extending substantially in a first direction. The display device includes a data line and a driving voltage line crossing the plurality of scan lines. The display device includes a first transistor including a first channel region among the plurality of channel regions and a first gate electrode. The display device includes a first connector electrically connecting the first gate electrode of the first transistor and a first conductive region among the plurality of conductive regions to each other. The driving voltage line overlaps at least a portion of the first connector along a direction orthogonal to an upper surface of the substrate.

公开(公告)号：US10651243B2

公开(公告)日：2020-05-12

申请号：US16133836

申请日：2018-09-18

Applicant: SAMSUNG DISPLAY CO., LTD.

Inventor： Ji Seon Lee ,  Moo Soon Ko ,  Se Wan Son ,  Jin Sung An ,  Seong Jun Lee ,  Wang Woo Lee

IPC: H01L27/32

Abstract: A display device includes: a substrate that includes a first area and a second area; a plurality of pixels included in the first area; and a dummy pattern included in the second area, wherein a size of the dummy pattern is smaller than a pixel area corresponding to a first pixel among the plurality of pixels, a ratio of an area occupied by a pixel pattern of the first pixel with respect to the pixel area is a first value, a ratio of an area occupied by the dummy pattern with respect to a dummy area is a second value that is greater than the first value, and the dummy area and the pixel area have the same size as each other.