公开(公告)号：US20130155356A1

公开(公告)日：2013-06-20

申请号：US13713427

申请日：2012-12-13

Applicant: LG Display Co., Ltd.

Inventor： Hun Jang ,  JoonYoung Yang

IPC: G02F1/1343 ,  H01L29/66

CPC classification number: G02F1/1343 ,  G02F1/134363 ,  G02F1/136286 ,  G02F2201/40 ,  H01L27/124 ,  H01L29/66742

Abstract: Disclosed is a liquid crystal display (LCD) device capable of enhancing an aperture ratio and a transmittance ratio. The LCD device includes a first substrate and a second substrate; a plurality of gate lines formed on the first substrate, each gate line having a first region and a second region with the width less than that of the first region; a plurality of data lines disposed so as to be perpendicular to the gate lines to define a plurality of pixel regions; a thin film transistor (TFT) formed on the first region of the gate line; a common electrode and a pixel electrode formed on the first substrate, and forming an electric field; a black matrix and a color filter layer formed on the second substrate; and a liquid crystal (LC) layer formed between the first substrate and the second substrate, wherein the first regions and the second regions of the gate lines are alternately disposed in an extending direction of the gate lines and in an extending direction of the data lines, and wherein two TFTs are formed on the first region of the gate line corresponding to the pixel region, two TFTS being respectively connected to pixel electrodes of two pixel regions adjacent to each other based on the gate line

Abstract translation: 公开了能够提高开口率和透光率的液晶显示（LCD）装置。 LCD装置包括第一基板和第二基板; 形成在所述第一基板上的多个栅极线，每个栅极线具有第一区域和宽度小于所述第一区域宽度的第二区域; 多个数据线，其设置成垂直于所述栅极线，以限定多个像素区域; 形成在栅极线的第一区域上的薄膜晶体管（TFT）; 形成在第一基板上的公共电极和像素电极，形成电场; 形成在第二基板上的黑色矩阵和滤色器层; 以及形成在所述第一基板和所述第二基板之间的液晶（LC）层，其中所述栅极线的所述第一区域和所述第二区域沿着所述栅极线的延伸方向和所述数据线的延伸方向交替地设置 ，并且其中两个TFT形成在对应于像素区域的栅极线的第一区域上，两个TFTS分别连接到彼此相邻的两个像素区域的像素电极，基于栅极线

公开(公告)号：US20250089372A1

公开(公告)日：2025-03-13

申请号：US18670578

申请日：2024-05-21

Applicant: LG Display Co., Ltd.

Inventor： Daeyoung Seo ,  Hun Jang ,  ByungHyun Lee ,  MinSeok Kim ,  TaeYong Kim ,  Juhyun Nam ,  Sumin Lee

IPC: H01L27/12 ,  H01L25/075 ,  H01L25/16 ,  H01L33/62

Abstract: A display device comprises a substrate including a plurality of pixel areas that are spaced apart from each other and a plurality of transmissive areas between the plurality of pixel areas, wherein each of the plurality of pixel areas includes a plurality of sub pixels; and a plurality of signal lines that extend in a first direction on the substrate, wherein the plurality of sub pixels include a plurality of pixel circuits, wherein the plurality of signal lines overlap the plurality of pixel circuits without the plurality of signal lines overlapping the plurality of transmissive areas. Accordingly, the plurality of pixel areas and the plurality of signal lines are in the same area to reduce the size of the opaque area in the entire display device and enlarge a size of the transmissive area to implement a transparent display device.

公开(公告)号：US12069912B2

公开(公告)日：2024-08-20

申请号：US17461224

申请日：2021-08-30

Applicant: LG Display Co., Ltd.

Inventor： Hun Jang ,  Daeyoung Seo ,  Soyoung Lee

IPC: H01L29/08 ,  G09G3/3225 ,  H10K59/121 ,  H10K59/131

CPC classification number: H10K59/131 ,  G09G3/3225 ,  H10K59/1213 ,  H10K59/1216

Abstract: A light emitting display device includes a substrate, a pixel area having an emission area and a non-emission area on the substrate, a light emitting diode disposed in the pixel area, and a pixel driving circuit electrically connected with the light emitting diode and having a driving thin film transistor disposed in the emission area, wherein light emitted from the light emitting diode can be emitted to the outside of the substrate by passing through the substrate.

公开(公告)号：US20240222337A1

公开(公告)日：2024-07-04

申请号：US18217112

申请日：2023-06-30

Applicant: LG DISPLAY CO., LTD.

Inventor： MinSeok Kim ,  Hun Jang

IPC: H01L25/075 ,  H01L33/38 ,  H01L33/62

CPC classification number: H01L25/0753 ,  H01L33/382 ,  H01L33/62

Abstract: According to an aspect of the present disclosure, a display device includes a substrate on which a pixel including a plurality of sub pixels is disposed; a bonding layer on the substrate; a plurality of light-emitting elements in a first subset of the plurality of sub pixels and disposed on the bonding layer; a planarization layer on the bonding layer and the plurality of light-emitting elements; and an additional light-emitting element in a second subset of the plurality of sub pixels and disposed on the planarization layer.

公开(公告)号：US11864424B2

公开(公告)日：2024-01-02

申请号：US17388819

申请日：2021-07-29

Applicant: LG DISPLAY CO., LTD.

Inventor： Hun Jang ,  Daeyoung Seo ,  Soyoung Lee

IPC: H01L29/08 ,  H10K59/121

CPC classification number: H10K59/1216

Abstract: A pixel comprises a pixel circuit connected to gate and data lines, and a light emitting diode having a first electrode connected to the pixel circuit, wherein the pixel circuit may include a driving thin film transistor connected to the first electrode of the light emitting diode, a first capacitor formed in a horizontal direction between a gate electrode and a source electrode of the driving thin film transistor, and a second capacitor formed in a vertical direction between the gate electrode of the driving thin film transistor and the first electrode of the light emitting diode.

公开(公告)号：US11825719B2

公开(公告)日：2023-11-21

申请号：US17517676

申请日：2021-11-03

Applicant: LG Display Co., Ltd.

Inventor： Hun Jang ,  Daeyoung Seo ,  Soyoung Lee

IPC: H10K59/35 ,  H10K59/131 ,  H10K71/00 ,  H10K59/12

CPC classification number: H10K59/353 ,  H10K59/131 ,  H10K59/351

Abstract: A light emitting display device comprises a subpixel having a light emitting element disposed in a light emission area on a substrate and a circuit area in which a circuit for driving the light emitting element is disposed, a gate line disposed in the circuit area in a first direction, and at least one power line disposed in a second direction crossing the first direction, the at least one power line including a first power bridge line and a second power bridge line which are spaced apart from each other in the first direction.

公开(公告)号：US09425216B2

公开(公告)日：2016-08-23

申请号：US14310888

申请日：2014-06-20

Applicant: LG DISPLAY CO., LTD.

Inventor： Hun Jang ,  Sul Lee

IPC: H01L27/12

CPC classification number: H01L27/1225 ,  H01L27/124 ,  H01L27/1288

Abstract: The present disclosure relates to a thin film transistor substrate having a metal oxide semiconductor for the fringe field type flat panel displays and a method for manufacturing the same. The thin film transistor substrate having an oxide semiconductor layer can include a substrate including pixel region; a gate element formed on the substrate; a gate insulating layer covering the gate element; a channel layer on the gate insulating layer, a source area expanded form a first side of the channel layer, a drain area expanded from a second side of the channel layer, and a pixel electrode expanded from the drain area to the pixel region; an etch stopper formed on the channel layer; a data element formed on the etch stopper; and a common electrode formed on the passivation layer and within the pixel region.

Abstract translation: 本公开涉及具有用于边缘场型平板显示器的金属氧化物半导体的薄膜晶体管基板及其制造方法。 具有氧化物半导体层的薄膜晶体管基板可以包括：包括像素区域的基板; 形成在所述基板上的栅极元件; 覆盖所述栅极元件的栅极绝缘层; 栅极绝缘层上的沟道层，从沟道层的第一侧扩展的源极区域，从沟道层的第二侧扩大的漏极区域和从漏极区域扩散到像素区域的像素电极; 形成在沟道层上的蚀刻停止层; 形成在蚀刻停止器上的数据元件; 以及形成在钝化层上和像素区域内的公共电极。

公开(公告)号：US11825695B2

公开(公告)日：2023-11-21

申请号：US17390227

申请日：2021-07-30

Applicant: LG Display Co., Ltd.

Inventor： Soyoung Lee ,  Hun Jang ,  Daeyoung Seo

IPC: H01L29/08 ,  H10K59/121 ,  H10K59/131

CPC classification number: H10K59/1213 ,  H10K59/1216 ,  H10K59/131

Abstract: A pixel is discussed, which is disposed in a pixel area defined by a gate line, a data line and a pixel power line, and includes a light emission portion and a pixel circuit, wherein the pixel circuit can include a protrusion electrode protruded from the gate line along a length direction of the data line, and first and second thin film transistors disposed in parallel between the light emission portion and the gate line, using the protrusion electrode as a gate electrode.

公开(公告)号：US20230070323A1

公开(公告)日：2023-03-09

申请号：US17901530

申请日：2022-09-01

Applicant: LG Display Co., Ltd.

Inventor： DooHyun Yoon ,  Hun Jang ,  HyeSeon Eom

IPC: H01L27/32 ,  H01L51/52

Abstract: According to an aspect of the present disclosure, a display device includes: a plurality of substrates disposed in a plurality of subpixels and each configured as one of a transparent conducting oxide layer and an oxide semiconductor layer; a plurality of transistors respectively disposed on the plurality of substrates and provided in the plurality of subpixels, respectively; a plurality of data lines extending in a column direction between the plurality of subpixels and configured to transmit data voltages to the plurality of subpixels; and a plurality of light-emitting elements respectively disposed in the plurality of subpixels and electrically connected to the plurality of transistors, in which the plurality of substrates is disposed to spaced apart from one another, and in which the plurality of data lines is disposed in a region in which the plurality of substrates is spaced apart from one another.

公开(公告)号：US09111807B2

公开(公告)日：2015-08-18

申请号：US14084283

申请日：2013-11-19

Applicant: LG DISPLAY CO., LTD.

Inventor： Hun Jang ,  Joon Young Yang ,  Gyu Tae Kang

IPC: H01L27/12 ,  H01L27/16

CPC classification number: H01L27/124 ,  H01L27/1222

Abstract: A thin film transistor substrate includes: pluralities of gate lines and data lines arranged to define a plurality of pixel regions, and a plurality of thin film transistors formed on the pixel regions in such a manner as to include first and second thin film transistors connected to the same gate line and the pixel regions adjacent to each other. Each of the first and second thin film transistors includes: a gate electrode connected to the gate line; a semiconductor layer formed on the gate line in an octagon shape; a source electrode connected to the data line; and a drain electrode formed in an opposite shape to the source electrode.

Abstract translation: 薄膜晶体管基板包括：多个栅极线和数据线，被布置为限定多个像素区域，以及形成在像素区域上的多个薄膜晶体管，其包括第一和第二薄膜晶体管，其连接到 相同的栅极线和彼此相邻的像素区域。 第一和第二薄膜晶体管中的每一个包括：连接到栅极线的栅电极; 形成在八边形形状的栅极线上的半导体层; 连接到数据线的源电极; 以及与源极形成为相反形状的漏电极。