公开(公告)号：US11984509B2

公开(公告)日：2024-05-14

申请号：US18117416

申请日：2023-03-04

Applicant: LG Display Co., Ltd.

Inventor： SeHee Park ,  JungSeok Seo ,  PilSang Yun ,  Jeyong Jeon ,  Jaeyoon Park ,  ChanYong Jeong

IPC: H01L29/78 ,  H01L29/24 ,  H01L29/49 ,  H01L29/66 ,  H01L29/786

CPC classification number: H01L29/7869 ,  H01L29/24 ,  H01L29/4908 ,  H01L29/66742

Abstract: A thin-film transistor, a display device including a thin-film transistor, and a method of manufacturing a thin-film transistor are provided. A thin-film transistor includes: a base substrate, a semiconductor layer on the base substrate, the semiconductor layer including: a first oxide semiconductor layer, and a second oxide semiconductor layer on the first oxide semiconductor layer, the second oxide semiconductor layer having a Hall mobility smaller than a Hall mobility of the first oxide semiconductor layer, and a gate electrode spaced apart from the semiconductor layer and partially overlapping the semiconductor layer, wherein a concentration of gallium (Ga) in the second oxide semiconductor layer is higher than a concentration of gallium (Ga) in the first oxide semiconductor layer.

公开(公告)号：US11177390B2

公开(公告)日：2021-11-16

申请号：US16574725

申请日：2019-09-18

Applicant: LG DISPLAY CO., LTD.

Inventor： InTak Cho ,  JungSeok Seo ,  SeHee Park ,  Jaeyoon Park ,  SangYun Sung

IPC: H01L29/786 ,  H01L27/12 ,  H01L29/10

Abstract: An electronic device can include a panel; a driver circuit configured to drive the panel; and a transistor disposed in the panel, the transistor including a first electrode disposed on a substrate, an insulation pattern disposed on the substrate, the insulation pattern overlapping with an edge of the first electrode, a second electrode disposed on an upper surface of the insulation pattern, an active layer disposed on the first electrode, the insulation pattern and the second electrode, a gate insulating film disposed on the active layer, and a gate electrode disposed on the gate insulating film, in which a first portion of the active layer overlaps with the first electrode, a second portion of the active layer overlaps with the second electrode, and a channel area of the active layer is between the first portion of the active layer and the second portion of the active layer, and the channel area includes a first channel portion disposed along a side surface of the insulation pattern, and a second channel portion disposed on a portion of the upper surface of the insulation pattern, the second channel portion extending from an edge of the second electrode to the first channel portion.

公开(公告)号：US11121260B2

公开(公告)日：2021-09-14

申请号：US16705767

申请日：2019-12-06

Applicant: LG Display Co., Ltd.

Inventor： SeHee Park ,  JungSeok Seo ,  PilSang Yun ,  Jeyong Jeon ,  Jaeyoon Park ,  ChanYong Jeong

IPC: H01L29/78 ,  H01L29/49 ,  H01L29/786 ,  H01L29/66 ,  H01L29/24

Abstract: A thin-film transistor, a display device including a thin-film transistor, and a method of manufacturing a thin-film transistor are provided. A thin-film transistor includes: a base substrate, a semiconductor layer on the base substrate, the semiconductor layer including: a first oxide semiconductor layer, and a second oxide semiconductor layer on the first oxide semiconductor layer, the second oxide semiconductor layer having a Hall mobility smaller than a Hall mobility of the first oxide semiconductor layer, and a gate electrode spaced apart from the semiconductor layer and partially overlapping the semiconductor layer, wherein a concentration of gallium (Ga) in the second oxide semiconductor layer is higher than a concentration of gallium (Ga) in the first oxide semiconductor layer.

公开(公告)号：US09395854B2

公开(公告)日：2016-07-19

申请号：US14056525

申请日：2013-10-17

Applicant: LG DISPLAY CO., LTD.

Inventor： Jonghyun Han ,  Byungkoo Kang ,  JungSeok Seo

IPC: G06F3/044

CPC classification number: G06F3/044

Abstract: Provided is a touch sensing panel including a substrate that includes a touch electrode formation area and an active area formed within the touch electrode formation area; a plurality of first conductive electrode serials that are arranged on the touch electrode formation area of the substrate in such a manner that the first conductive electrode serials are separated from one another along a first direction; a plurality of second conductive electrode serials that are arranged on the touch electrode formation area of the substrate in such a manner that the second conductive electrode serials are separated from one another along a second direction intersecting the first direction and that are electrically insulated from the first conductive electrode serials; and a plurality of sensing nodes that are positioned at crossings of the first conductive electrode serials and the second conductive electrode serials.

Abstract translation: 提供一种触摸感测面板，其包括：基板，其包括触摸电极形成区域和形成在触摸电极形成区域内的有源区域; 多个第一导电电极序列，其布置在所述基板的所述触摸电极形成区域上，使得所述第一导电电极序列沿着第一方向彼此分离; 多个第二导电电极序列，其布置在基板的触摸电极形成区域上，使得第二导电电极串联沿着与第一方向交叉的第二方向彼此分离，并且与第一导电电极串联 导电电极序列; 以及位于第一导电电极序列和第二导电电极串联的交叉处的多个感测节点。