公开(公告)号：US20140151683A1

公开(公告)日：2014-06-05

申请号：US13873426

申请日：2013-04-30

Applicant: SAMSUNG DISPLAY CO., LTD.

Inventor： Sang Ho Park ,  Su-Hyoung Kang ,  Yoon Ho Khang ,  Dong Jo Kim ,  Joon Yong Park ,  Sang Won Shin ,  Dong Hwan Shim

IPC: H01L29/786

CPC classification number: H01L29/7869

Abstract: A thin film transistor includes an oxide semiconductor, in which an oxygen defect content of the oxide semiconductor is no greater than about 0.15 based on an entire oxygen content included in the oxide semiconductor.

Abstract translation: 薄膜晶体管包括氧化物半导体，其中氧化物半导体的氧缺陷含量基于氧化物半导体中包含的全部氧含量不大于约0.15。

公开(公告)号：US20140118656A1

公开(公告)日：2014-05-01

申请号：US13840832

申请日：2013-03-15

Applicant: SAMSUNG DISPLAY CO., LTD.

Inventor： Dae Hwan Jang ,  Sang Ho Park ,  Dong Jo Kim ,  Jung Gun Nam ,  Dae-Young Lee ,  Gug Rae Jo

IPC: G02F1/1362 ,  G02F1/1335 ,  G03F7/20

CPC classification number: G02F1/136209 ,  G02F1/133528 ,  G02F1/133611 ,  G02F2001/133548

Abstract: A liquid crystal display includes a transparent insulation substrate, a first polarizer, and a semiconductor layer, a thin film transistor, and a backlight unit. The first polarizer is disposed on the transparent insulation substrate. The first polarizer includes a light blocking film and metal wires. The semiconductor layer, disposed on the light blocking film, has a perimeter aligned with a perimeter of the light blocking film. The thin film transistor, disposed on the semiconductor layer, includes a source region and a drain region disposed in the semiconductor layer. The backlight unit, disposed under the transparent insulation substrate, provides light to the transparent insulation substrate. The blocking film reflects substantially all of the light. Gaps are disposed between the metal wires.

Abstract translation: 液晶显示器包括透明绝缘衬底，第一偏振器和半导体层，薄膜晶体管和背光单元。 第一偏振器设置在透明绝缘基板上。 第一偏振片包括遮光膜和金属线。 设置在遮光膜上的半导体层具有与遮光膜的周边对准的周边。 设置在半导体层上的薄膜晶体管包括设置在半导体层中的源极区域和漏极区域。 设置在透明绝缘基板下方的背光单元向透明绝缘基板提供光。 阻挡膜基本上反射所有的光。 间隙设置在金属线之间。

公开(公告)号：US12170307B2

公开(公告)日：2024-12-17

申请号：US17452763

申请日：2021-10-28

Applicant: Samsung Display Co., Ltd.

Inventor： Seung Min Lee ,  Kwang Young Choi ,  Sae Hee Ryu ,  Sol Ip Jeong ,  Sang Ho Park ,  Jin Yool Kim ,  Cheon Jae Maeng

IPC: H01L27/15 ,  G09G3/32 ,  H01L33/50 ,  H01L33/64

Abstract: A display device comprises a first substrate, a first power bottom line on the first substrate, a second substrate on the first power bottom line, the second substrate having a first power connection hole to expose the first power bottom line, and a pixel driving unit including a plurality of switching elements on the second substrate.

公开(公告)号：US12155027B2

公开(公告)日：2024-11-26

申请号：US18544371

申请日：2023-12-18

Applicant: SAMSUNG DISPLAY CO., LTD.

Inventor： Jin Yeong Kim ,  Mi Jin Park ,  Sang Ho Park ,  Tae Hoon Yang ,  Sung Jin Lee

IPC: H01L33/62 ,  G09G3/32 ,  H01L25/075 ,  H01L25/16 ,  H01L33/20 ,  H01L33/38 ,  H10K59/12 ,  H10K59/122 ,  H10K59/131 ,  H10K59/179 ,  G09G3/20

Abstract: A display device includes a substrate including a display area and a non-display area, a pixel located in the display area, a pad unit on one side of the non-display area, and a driver connected to the pixel. The pixel includes a first insulating layer, a first light emitting element on the first insulating layer, a second insulating layer on the first light emitting element and exposing one end portion and another end portion of the first light emitting element, a first contact electrode on the second insulating layer and connected to the one end portion of the first light emitting element, and a second contact electrode on the second insulating layer and connected to the other end portion of the first light emitting element. The pad unit includes a pad metal layer, a first pad insulating layer, a second pad insulating layer, and a pad electrode.

公开(公告)号：US12127433B2

公开(公告)日：2024-10-22

申请号：US17266496

申请日：2019-05-22

Applicant: Samsung Display Co., LTD.

Inventor： Gun Hee Kim ,  Sang Ho Park ,  Joo Hee Jeon ,  Young-Cheol Jeong

IPC: H10K59/121 ,  G09G3/3291 ,  H01L29/786 ,  H10K59/131

CPC classification number: H10K59/1213 ,  G09G3/3291 ,  H01L29/78696 ,  H10K59/131

Abstract: A display device includes: a substrate; and a transistor on the substrate. The transistor includes: a semiconductor layer; a gate electrode overlapping with the semiconductor layer; a first gate contact overlapping layer overlapping with a channel region, and in contact with the gate electrode, the channel region being a region where the gate electrode and the semiconductor layer are overlapped with each other; and a semiconductor contact overlapping layer overlapping with the channel region, and in contact with the semiconductor layer. The first gate contact overlapping layer and the semiconductor contact overlapping layer are spaced apart from each other by a gap within the channel region.

公开(公告)号：US12094865B2

公开(公告)日：2024-09-17

申请号：US17841247

申请日：2022-06-15

Applicant: Samsung Display Co. Ltd.

Inventor： Seung Chan Lee ,  Gun Hee Kim ,  Sang Ho Park ,  Ju Won Yoon ,  Joo Hee Jeon ,  Hyun Joon Kim

IPC: H01L25/18 ,  H01L25/00 ,  H10K59/131 ,  H10K59/18 ,  H10K77/10

CPC classification number: H01L25/18 ,  H01L25/50 ,  H10K59/131 ,  H10K59/18 ,  H10K77/10

Abstract: A display device and a method for fabricating the same. The display device includes a substrate including a circuit layer and a first pad unit; an auxiliary substrate disposed below the substrate and comprising a driving circuit and a second pad unit; a light-emitting unit disposed on the circuit layer; and a connection electrode in contact with a side surface of the substrate and electrically connecting the first pad unit with the second pad unit. The method includes forming a circuit layer and a first pad unit on a first surface of a substrate; forming a driving circuit and a second pad unit on a fourth surface of an auxiliary substrate; and attaching a second surface of the substrate opposite the first surface to a third surface of the auxiliary substrate opposite the fourth surface.

公开(公告)号：US11894412B2

公开(公告)日：2024-02-06

申请号：US17097932

申请日：2020-11-13

Applicant: Samsung Display Co., Ltd.

Inventor： Sang Ho Park ,  Sung Hoon Kim ,  Jin Yeong Kim ,  Jin Taek Kim ,  Tae Hoon Yang ,  Sung Jin Lee

IPC: H01L27/15 ,  H01L33/38 ,  H01L33/40 ,  H01L33/62 ,  H01L25/075 ,  H01L33/36

CPC classification number: H01L27/156 ,  H01L25/0753 ,  H01L33/38 ,  H01L33/405 ,  H01L33/62 ,  H01L33/36

Abstract: A display device includes a substrate having an emission area and a non-emission area, a first electrode and a second electrode spaced from each other on the substrate in the emission area, a first insulating layer on the substrate in the emission area and the non-emission area and covering at least a portion of the first electrode and the second electrode, a light-emitting element between the first electrode and the second electrode, a first contact electrode on the first electrode and in contact with one end portion of the light-emitting element, and a second contact electrode on the second electrode and in contact with the other end portion of the light-emitting element, a first active material layer on the first insulating layer in the non-emission area and electrically connected to the first contact electrode, and a gate insulating layer on the first active material layer.

公开(公告)号：US11791318B2

公开(公告)日：2023-10-17

申请号：US16991515

申请日：2020-08-12

Applicant: Samsung Display Co., LTD.

Inventor： Seung Min Lee ,  Jin Yeong Kim ,  Sang Ho Park ,  Tae Hoon Yang ,  Sung Jin Lee ,  Jin Woo Lee

IPC: H01L25/075 ,  H01L27/15

CPC classification number: H01L25/0753 ,  H01L27/156

Abstract: A display device includes a substrate, a display element layer disposed on a first surface of the substrate and including a light emitting element that emits light, and a pixel circuit layer disposed on the display element layer and including a transistor electrically connected to the light emitting element. The display element layer includes a first contact electrode electrically connected to a first end of the light emitting element, and a second contact electrode electrically connected to a second end of the light emitting element. The pixel circuit layer includes a reflective layer disposed on the display element layer and overlapping the light emitting element. One of the first contact electrode and the second contact electrode is electrically connected to the transistor. The reflective layer reflects the light emitted from the light emitting element toward a second surface of the substrate.

公开(公告)号：US11610938B2

公开(公告)日：2023-03-21

申请号：US17023068

申请日：2020-09-16

Applicant: Samsung Display Co., Ltd.

Inventor： Jin Taek Kim ,  Jin Yeong Kim ,  Soo Hyun Moon ,  Sang Ho Park ,  Seung Min Lee ,  Jin Woo Lee ,  Tae Hoon Yang

IPC: H01L27/15 ,  H01L33/62 ,  H01L33/06 ,  G09G3/32 ,  H01L33/38

Abstract: A display panel includes a base layer having a display area and a non-display area including a pad area; a plurality of transistors on the base layer; a first protective layer covering the plurality of transistors; a conductive layer on the first protective layer; a second protective layer over the conductive layer; a first electrode and a second electrode on the second protective layer, the first and second electrodes being spaced from each other; a plurality of light emitting elements between the first electrode and the second electrode; a first contact electrode on the first electrode, the first contact electrode being in contact with one end portion of the light emitting element, and a second contact electrode on the second electrode, the second contact electrode being in contact with the other end portion of the at least one light emitting element; and a first pad in the pad area.

公开(公告)号：US11552215B2

公开(公告)日：2023-01-10

申请号：US16937255

申请日：2020-07-23

Applicant: Samsung Display Co., Ltd.

Inventor： Sung Jin Lee ,  Jin Yeong Kim ,  Jin Taek Kim ,  Mi Jin Park ,  Sang Ho Park ,  Tae Hoon Yang

IPC: H01L33/00 ,  H01L31/12 ,  H01L29/26 ,  H01L27/15 ,  H01L25/075 ,  H01L33/40 ,  H01L33/42

Abstract: A method of manufacturing a display device includes: forming a first electrode on a substrate; forming an insulating layer on the substrate and on the first electrode; providing light emitting elements in the insulating layer, each of the light emitting elements having a long axis and a short axis crossing the long axis and being configured to emit light; aligning the light emitting elements such that one end of each of the light emitting elements faces the substrate and the long axis of each of the light emitting elements is arranged in a direction from the substrate toward the insulating layer; patterning the insulating layer to form an insulating pattern exposing another end of each of the light emitting elements; and forming a second electrode electrically connected to the exposed other end of each of the light emitting elements.