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公开(公告)号：US20220181381A1
公开(公告)日：2022-06-09
申请号：US17506432
申请日：2021-10-20
Applicant: LG Display Co., Ltd.
Inventor： KooHwa LEE , WooNam JEONG , HyeonHo SON
Abstract: A light emitting element and a display device are discussed. The light emitting element can include a first n-type semiconductor layer, a first light emitting layer disposed on the first n-type semiconductor layer, a first p-type semiconductor layer disposed on the first light emitting layer, a second p-type semiconductor layer disposed on the first p-type semiconductor layer, a bonding layer disposed between the first p-type semiconductor layer and the second p-type semiconductor layer, a second light emitting layer disposed on the second p-type semiconductor layer, a second n-type semiconductor layer disposed on the second light emitting layer, a p-type electrode disposed on the second p-type semiconductor layer, a first n-type electrode disposed on the first n-type semiconductor layer, and a second n-type electrode disposed on the second n-type semiconductor layer.
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公开(公告)号：US20180188606A1
公开(公告)日：2018-07-05
申请号：US15853773
申请日：2017-12-23
Applicant: LG Display Co., Ltd.
Inventor： ChangHo LEE , WooNam JEONG , HyeonHo SON , HanSeok KIM
IPC: G02F1/1335 , G02F1/1339 , H01L27/12 , H01L27/15
Abstract: Disclosed is a liquid crystal display (LCD) device having a thin thickness. The LCD device includes a liquid crystal display panel and a light source panel coupled to the liquid crystal display panel. The light source panel includes a plurality of emissive areas defined on a base plate, a plurality of light emitting devices respectively disposed in the plurality of emissive areas, and a plurality of concave portions respectively accommodating the plurality of light emitting devices.
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公开(公告)号：US20210151472A1
公开(公告)日：2021-05-20
申请号：US17162915
申请日：2021-01-29
Applicant: LG DISPLAY CO., LTD.
Inventor： HanSaem KANG , HyeonHo SON
Abstract: A display device includes a pixel on a substrate. The pixel includes a gate line and a data line on the substrate; a pixel circuit configured to be electrically connected to the gate line and the data line; a light emitting device configured to be electrically connected to the pixel circuit; and a planarization layer configured on the pixel circuit to cover the light emitting device, wherein the light emitting device is surrounded by the planarization layer.
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公开(公告)号：US20200212026A1
公开(公告)日：2020-07-02
申请号：US16727743
申请日：2019-12-26
Applicant: LG Display Co., Ltd.
Inventor： HyeonHo SON , HanSaem KANG , Bogyun CHUNG , Sungeun BAE , HyungJu PARK , Eunjeong SHIN , Jeenmoon YANG
Abstract: A display device can include a substrate on which a semiconductor element and a common electrode are disposed; a light emitting diode which is disposed on the substrate and includes an n-type layer, a light emitting layer, and a p-type layer; an insulating layer disposed on the substrate and the light emitting diode; and a first connecting electrode which is connected to the light emitting diode and the semiconductor element. Accordingly, it is possible to minimize defects which can be caused during a process of disposing the light emitting diode on the substrate.
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公开(公告)号：US20240169898A1
公开(公告)日：2024-05-23
申请号：US18429036
申请日：2024-01-31
Applicant: LG Display Co., Ltd.
Inventor： HyeonHo SON
CPC classification number: G09G3/32 , H01L25/167 , H01L33/60 , G09G2300/0426 , G09G2300/0456 , G09G2300/0842 , G09G2320/0233 , G09G2320/043
Abstract: A display device includes a first pixel that emits light toward an upper side, a second pixel that emits light toward a lower side, a plurality of lines and a pad electrode. The first pixel includes a first light emitting element, a first pixel circuit connected to the first light emitting element and some of the plurality of lines and a bottom reflective layer that is under the first light emitting element to overlap the first light emitting element and has a greater size than the first light emitting element. The second pixel includes a second light emitting element, a second pixel circuit connected to the second light emitting element and the others of the plurality of lines, and a top reflective layer that on the second light emitting element to overlap the second light emitting element and has a greater size than the second light emitting element.
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Patent Agency Ranking
公开(公告)号：US20230146875A1
公开(公告)日：2023-05-11
申请号：US17870622
申请日：2022-07-21
Applicant: LG Display Co., Ltd.
Inventor： JinYeong KIM , HyeonHo SON , SeongHwan JU
IPC: H01L27/32
CPC classification number: H01L27/3262 , H01L27/3265 , H01L27/3276
Abstract: An electroluminescent display device having pixel driving circuit is disclosed. The display device includes a pixel that includes sub-pixels and is divided into a sub-pixel area where the sub-pixels and a first pixel driving circuit are disposed and a common area where a second pixel driving circuit is disposed. Each of the sub-pixels includes a light emitting element including an anode electrode and a cathode electrode. The anode electrode is connected to a first common line which is connected to the second pixel driving circuit.
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公开(公告)号：US20180122292A1
公开(公告)日：2018-05-03
申请号：US15799260
申请日：2017-10-31
Applicant: LG DISPLAY CO., LTD.
Inventor： SeongHwan JU , HyeonHo SON , SeungChul LEE , SungMin JUNG
CPC classification number: G09G3/2092 , G02B3/0031 , G02B3/005 , G09G3/20 , G09G2300/0443 , G09G2310/0267 , G09G2310/0297 , G09G2320/028 , H01L27/124
Abstract: A display device capable of actively controlling a viewing angle by an electrical signal, and a method for driving the same, are discussed. The display device in one embodiment includes a first substrate with a plurality of pixels, and a second substrate with convex lens, the second substrate facing the first substrate. Each of the plurality of pixels includes a main pixel and a viewing angle control pixel, and an image is displayed on both the main pixel and the viewing angle control pixel in a wide viewing angle mode. Further, an image is displayed on the main pixel, and a black is displayed on the viewing angle control pixel in a narrow viewing angle mode.
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公开(公告)号：US20230351947A1
公开(公告)日：2023-11-02
申请号：US18119044
申请日：2023-03-08
Applicant: LG Display Co., Ltd.
Inventor： HyeonHo SON
CPC classification number: G09G3/32 , H01L25/167 , H01L33/60 , G09G2300/0842 , G09G2300/0426 , G09G2300/0456 , G09G2320/043 , G09G2320/0233
Abstract: A display device includes a first pixel that emits light toward an upper side, a second pixel that emits light toward a lower side, a plurality of lines and a pad electrode. The first pixel includes a first light emitting element, a first pixel circuit connected to the first light emitting element and some of the plurality of lines and a bottom reflective layer that is under the first light emitting element to overlap the first light emitting element and has a greater size than the first light emitting element. The second pixel includes a second light emitting element, a second pixel circuit connected to the second light emitting element and the others of the plurality of lines, and a top reflective layer that on the second light emitting element to overlap the second light emitting element and has a greater size than the second light emitting element.
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公开(公告)号：US20220173297A1
公开(公告)日：2022-06-02
申请号：US17675700
申请日：2022-02-18
Applicant: LG Display Co., Ltd.
Inventor： HyeonHo SON
IPC: H01L33/62 , H01L25/075 , H01L33/52
Abstract: The light emitting diode display apparatus comprises a pixel disposed on a substrate and configured to display an image. The pixel includes a first light emitting portion configured to connect with a first gate line disposed in a first direction, a data line disposed in a second direction which is perpendicular to the first direction, and a first driving power line which is parallel to the data line, a second light emitting portion configured to connect a second gate line which is parallel to the first gate line, the data line, and the first driving power line, a common connection pattern configured to connect with the first light emitting portion and the second light emitting portion in common, and a third light emitting portion configured to connect between the second driving power line and the common connection pattern. Some of the common connection pattern is configured to overlap with the second driving power line.
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10.发明申请公开(公告)号：US20200212279A1
公开(公告)日：2020-07-02
申请号：US16728413
申请日：2019-12-27
Applicant: LG Display Co., Ltd.
Inventor： HyeonHo SON
IPC: H01L33/62 , H01L25/075 , H01L33/52
Abstract: The light emitting diode display apparatus comprises a pixel disposed on a substrate and configured to display an image. The pixel includes a first light emitting portion configured to connect with a first gate line disposed in a first direction, a data line disposed in a second direction which is perpendicular to the first direction, and a first driving power line which is parallel to the data line, a second light emitting portion configured to connect a second gate line which is parallel to the first gate line, the data line, and the first driving power line, a common connection pattern configured to connect with the first light emitting portion and the second light emitting portion in common, and a third light emitting portion configured to connect between the second driving power line and the common connection pattern. Some of the common connection pattern is configured to overlap with the second driving power line.
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