公开(公告)号：US20240222385A1

公开(公告)日：2024-07-04

申请号：US18396563

申请日：2023-12-26

Applicant: LG Display Co., Ltd.

Inventor： HyeSeon EOM ,  Juhyun NAM ,  Hun JANG

IPC: H01L27/12 ,  H01L25/16

CPC classification number: H01L27/124 ,  H01L25/167

Abstract: A display device includes: a substrate including a display area having a plurality of subpixels, and a non-display area surrounding the display area and including a plurality of pad areas; a plurality of pads in the pad areas; a plurality of low-potential power link lines electrically connected to the pads in leftmost and rightmost areas among the pad areas; a plurality of first assembling lines and a plurality of second assembling lines respectively on the plurality of subpixels and electrically connected to the plurality of low-potential power link lines; and a plurality of light-emitting elements on the first assembling lines and the second assembling lines. Each of the plurality of low-potential power link lines includes: a first part connected to the plurality of first assembling lines or the plurality of second assembling lines; and a second part to transmit a low-potential power voltage to the first part.

公开(公告)号：US20240204157A1

公开(公告)日：2024-06-20

申请号：US18511595

申请日：2023-11-16

Applicant: LG Display Co., Ltd.

Inventor： Daeyoung SEO ,  Hun JANG

IPC: H01L33/62 ,  H01L25/16 ,  H01L33/58

CPC classification number: H01L33/62 ,  H01L25/167 ,  H01L33/58

Abstract: A display device disclosed herein includes a first assembly electrode and a second assembly electrode which are disposed on each of the plurality of sub pixels and are spaced apart from each other. The device includes a first and second protrusions on the first and second assembly electrodes, respectively. The device includes a light emitting diode between the first and second protrusions. The device includes a first reflective pattern on a side surface of the first protrusion and a second reflective pattern on a side surface of the second protrusion. The device includes a first contact electrode which is disposed on the first protrusion and the first reflective pattern and is electrically connected to the first assembly electrode. The device includes a second contact electrode which is disposed on the second protrusion and the second reflective pattern and is electrically connected to the second assembly electrode.

公开(公告)号：US20240145634A1

公开(公告)日：2024-05-02

申请号：US18381757

申请日：2023-10-19

Applicant: LG DISPLAY CO., LTD.

Inventor： Daeyoung SEO ,  Hun JANG

IPC: H01L33/38 ,  H01L25/075 ,  H01L25/16 ,  H01L33/62

CPC classification number: H01L33/387 ,  H01L25/0753 ,  H01L25/167 ,  H01L33/62

Abstract: A display device includes a substrate including a plurality of sub pixels; a first lower assembly electrode in the plurality of sub pixels; a first assembly line in the plurality of sub pixels and disposed on a layer different from that of the first lower assembly electrode; a light emitting diode on the first lower assembly electrode and the first assembly line and including a first electrode, a semiconductor layer, and a second electrode; and a second lower assembly electrode between the first lower assembly electrode and the light emitting diode and electrically connected to the first electrode or the second electrode.

公开(公告)号：US20240079414A1

公开(公告)日：2024-03-07

申请号：US18240039

申请日：2023-08-30

Applicant: LG Display Co., Ltd.

Inventor： Daeyoung SEO ,  Hun JANG ,  HyunGon KIM

IPC: H01L27/12 ,  G06F3/041 ,  H01L25/16

CPC classification number: H01L27/124 ,  G06F3/0412 ,  G06F3/04166 ,  H01L25/167

Abstract: A display device according to an example includes a plurality of sub pixels disposed on a substrate, and a plurality of touch units disposed on the substrate. Each sub pixel can include a driving transistor, a light emitting diode, and a pixel electrode connecting the driving transistor and the light emitting diode. Each touch unit can include a touch sensing transistor and a touch electrode connected to the touch sensing transistor, where the pixel electrode and the touch electrode are disposed on the same layer. Accordingly, the pixel electrode and the touch electrode are disposed on the substrate to sense the touch by a self-capacitance manner.

公开(公告)号：US20220037452A1

公开(公告)日：2022-02-03

申请号：US17390521

申请日：2021-07-30

Applicant: LG Display Co., Ltd.

Inventor： Daeyoung SEO ,  Hun JANG ,  Soyoung LEE

IPC: H01L27/32

Abstract: A display device according to an example includes a first power sharing line disposed to be parallel with a first direction, first and second pixels disposed along a second direction crossing the first direction with the first power sharing line interposed therebetween, and a second power sharing line disposed to be parallel with the first power sharing line with any one of the first and second pixels interposed therebetween.

公开(公告)号：US20250048816A1

公开(公告)日：2025-02-06

申请号：US18717888

申请日：2022-11-28

Applicant: LG ELECTRONICS INC. ,  LG DISPLAY CO., LTD.

Inventor： Youngdo KIM ,  Hun JANG ,  Juhyun NAM ,  Hyeseon EOM ,  Minseok KIM

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

Abstract: A display device according to an embodiment includes a substrate, first assembly wiring and second assembly wiring spaced apart from each other on the substrate, a first insulating layer disposed between the first assembly wiring and the second assembly wiring, a first planarization layer disposed on the second assembly wiring and having an opening overlapping the second assembly wiring, a light emitting device disposed inside the opening and including a first semiconductor layer and a second semiconductor layer on the first semiconductor layer, and contact electrode electrically connecting the second assembly wiring and the first semiconductor layer, and the contact electrode is in contact with the second assembly wiring that overlaps the side surface of the first semiconductor layer and the first planarization layer.

公开(公告)号：US20250023002A1

公开(公告)日：2025-01-16

申请号：US18713565

申请日：2022-10-11

Applicant: LG ELECTRONICS INC. ,  LG DISPLAY CO., LTD.

Inventor： Youngdo KIM ,  Juhyun NAM ,  Hun JANG ,  Sul LEE ,  Minseok KIM ,  Hyeseon EOM ,  Moonsun LEE

IPC: H01L33/62 ,  H01L33/38

Abstract: A display device including a semiconductor light emitting device according to an embodiment may include a substrate, a first assembly wiring and a second assembly wiring arranged to be spaced apart from each other on the substrate, a planarization layer disposed on the first assembly wiring and the second assembly wiring and having an opening overlapping the first assembly wiring and the second assembly wiring, a light emitting device including a first electrode placed inside the opening and electrically connected to the first assembly wiring, and wherein the opening includes a main opening and one or more auxiliary openings that are connected to the main opening and are smaller than the main opening.

公开(公告)号：US20240347548A1

公开(公告)日：2024-10-17

申请号：US18293076

申请日：2022-06-30

Applicant: LG ELECTRONICS INC. ,  LG DISPLAY CO., LTD.

Inventor： Kyuhyun BANG ,  Sul LEE ,  Hun JANG ,  Minseok KIM

IPC: H01L27/12 ,  H01L25/16

CPC classification number: H01L27/1244 ,  H01L25/167 ,  H01L27/1248

Abstract: A display device according to an embodiment includes a substrate, a first assembly wiring and second assembly wiring alternately arranged on the substrate and spaced apart from each other, an insulating layer disposed on the first assembly wiring or the second assembly wiring, a planarization layer disposed on the first assembly wiring and the second assembled wiring and having an opening, and a light emitting device disposed inside the opening and the first electrode overlapping the first assembly wiring and the second assembly wiring.

公开(公告)号：US20220037439A1

公开(公告)日：2022-02-03

申请号：US17390227

申请日：2021-07-30

Applicant: LG Display Co., Ltd.

Inventor： Soyoung LEE ,  Hun JANG ,  Daeyoung SEO

IPC: H01L27/32

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：US20150001542A1

公开(公告)日：2015-01-01

申请号：US14310888

申请日：2014-06-20

Applicant: LG DISPLAY CO., LTD.

Inventor： Hun JANG ,  Sul LEE

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

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。