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公开(公告)号：US12167645B2
公开(公告)日：2024-12-10
申请号：US17462967
申请日：2021-08-31
Applicant: LG Display Co., Ltd.
Inventor： JeongGi Yun , Taehwan Kim , Nam-Yong Kim , Jonghan Park
IPC: H01L21/78 , H10K59/122 , H10K59/124 , H10K59/35
Abstract: A display device according to an example of the present disclosure includes a substrate in which an emission area and a non-emission area are divided and a plurality of sub-pixels are defined, an insulating layer disposed on the substrate, a first electrode disposed in each of the plurality of sub-pixels, a bank disposed on the insulating layer and exposing the first electrode through an opening thereof, an organic layer disposed on the first electrode, and a second electrode disposed on the organic layer. The bank includes exposed side surfaces by removing one area thereof between the plurality of sub-pixels, an undercut structure inwardly from lower ends of the exposed side surfaces. The bank further includes exposed side surfaces by removing an area thereof between the plurality of sub-pixels, and a trench structure by removing a portion of a thickness of the insulating layer.
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公开(公告)号：US11968877B2
公开(公告)日：2024-04-23
申请号：US18056632
申请日：2022-11-17
Applicant: LG Display Co., Ltd.
Inventor： Jeonggi Yun , Taehwan Kim , Jonghan Park , Yong-Il Kim
CPC classification number: H10K59/40 , G06F3/0446 , H10K59/351 , H10K59/353 , G06F2203/04111
Abstract: A transparent display device is provided, which may reduce loss of light transmittance due to a touch sensor and a touch line and may make sure of separating a touch sensor electrode of a touch sensor from a cathode electrode of a light emitting element. The transparent display device includes a substrate provided with a plurality of transmissive areas and a non-transmissive area including a plurality of light emission areas, a plurality of light emitting elements respectively disposed in the plurality of light emission areas on the substrate, including an anode electrode, a light emitting layer and a cathode electrode, a plurality of touch sensors respectively disposed in the plurality of transmissive areas on the substrate, including a touch sensor electrode, and a first undercut structure disposed along an edge of the transmissive area to separate the cathode electrode from the touch sensor electrode, including a plurality of eaves.
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3.发明授权公开(公告)号：US11711941B2
公开(公告)日：2023-07-25
申请号：US17016938
申请日：2020-09-10
Applicant: LG Display Co., Ltd.
Inventor： JungSun Baek , Taehwan Kim , Sunmi Lee , Hyeonchul Im
IPC: H10K50/856 , H10K50/844 , H10K59/122 , G09G3/3258 , G09G3/3275 , G09G3/3266
CPC classification number: H10K50/856 , H10K50/844 , H10K59/122 , G09G3/3258 , G09G3/3266 , G09G3/3275 , G09G2310/08
Abstract: Embodiments of the disclosure relate to an organic light emitting display panel and an organic light emitting display device including the same, and more specifically, to an organic light emitting display panel and an organic light emitting display device which include: an insulation film with at least one concave portion including a flat portion and an inclined portion surrounding the flat portion in at least one subpixel, a first electrode disposed on the concave portion, an organic layer disposed on the first electrode, a second electrode disposed on the organic layer, an encapsulation layer disposed on the second electrode, and at least one structure disposed on the encapsulation layer, overlapping at least one light emitting area, and having at least a side surface where a light reflecting member is disposed, thereby enhancing light extraction efficiency.
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公开(公告)号：US12153768B2
公开(公告)日：2024-11-26
申请号：US18058238
申请日：2022-11-22
Applicant: LG Display Co., Ltd.
Inventor： JeongGi Yun , Taehwan Kim , Jonghan Park
Abstract: Disclosed is a transparent display device comprising a substrate including a transmission area and a non-transmission area including a light emission area in which a light emitting element is disposed, a touch sensor disposed over the transmission area of the substrate, a touch sensor line disposed over the non-transmission area of the substrate and extended in a first direction, a touch sensor connection line extending in a second direction, a touch sensor contact portion disposed in the transmission area and configured to electrically connect the touch sensor and the touch sensor connection line to each other, and a touch sensor bridge pattern disposed between the touch sensor contact portion and the touch sensor connection line.
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公开(公告)号：US12127460B2
公开(公告)日：2024-10-22
申请号：US17521527
申请日：2021-11-08
Applicant: LG Display Co., Ltd.
Inventor： Eunhye Lee , Taehwan Kim , Hyeonchul Im
CPC classification number: H10K59/353 , G06F3/0443 , H10K50/84 , H10K50/865 , H10K59/38 , H10K59/40 , G06F2203/04111
Abstract: A display panel and a display device capable of reducing peeling due to a decrease in interlayer adhesion by direct contact of a color filter with a first insulating layer are provided.
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Patent Agency Ranking
公开(公告)号：US11581515B2
公开(公告)日：2023-02-14
申请号：US17090660
申请日：2020-11-05
Applicant: LG Display Co., Ltd.
Inventor： JungSun Baek , Taehwan Kim , Sunmi Lee , Hyeonchul Im
Abstract: Embodiments of the present disclosure relate to a touch display device, and more particularly, provide a touch display device with improved brightness owing to including an insulating film having a concave portion and a planarization layer having a microlens unit.
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公开(公告)号：US10854691B2
公开(公告)日：2020-12-01
申请号：US16165714
申请日：2018-10-19
Applicant: LG Display Co., Ltd.
Inventor： Taehwan Kim , EunHye Lee
Abstract: A display apparatus and a method for fabricating the same are discussed, in which bridge electrodes can be connected with touch electrodes even without a separate mask process. The display apparatus comprises a light emitting device layer that includes a first electrode arranged on a first substrate, a light emitting layer arranged on the first electrode, and a second electrode arranged on the light emitting layer; and a touch sensing layer arranged on the light emitting device layer, wherein the touch sensing layer includes first and second touch electrode layers and a touch insulating film arranged between the first and second touch electrode layers, and the first touch electrode layer constitutes first and second touch electrodes, and the second touch electrode layer constitutes bridge electrodes and is formed to be filled in a contact hole provided in the touch insulating film and connected with the first touch electrode layer.
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公开(公告)号：US10283581B2
公开(公告)日：2019-05-07
申请号：US14919182
申请日：2015-10-21
Applicant: LG DISPLAY CO., LTD.
Inventor： Taehwan Kim
IPC: H01L27/32 , H01L29/24 , H01L51/52 , H01L29/786
Abstract: Provided is an organic light emitting display (OLED) device that includes, for example, a thin film transistor including an active layer, a gate electrode, a source electrode, and a drain electrode; a planarization layer on the thin film transistor; an anode on the planarization layer; an organic light emitting layer on the anode; a cathode on the organic light emitting layer; a first auxiliary line on the same layer and formed of the same material as the source electrode and the drain electrode; and a second auxiliary line on the same layer and formed of the same material as the anode, wherein the first auxiliary line and the second auxiliary line cross each other with the planarization layer interposed therebetween, and wherein the first auxiliary line is electrically connected with the cathode through the second auxiliary line.
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公开(公告)号：US09857648B2
公开(公告)日：2018-01-02
申请号：US14501392
申请日：2014-09-30
Applicant: LG Display Co., Ltd.
Inventor： Minjoo Kim , Soyoung Noh , Yongil Kim , Taehwan Kim
IPC: G02F1/1343 , G02F1/1362
CPC classification number: G02F1/136227 , G02F1/134363 , G02F2001/134372
Abstract: A disclosed liquid crystal display includes a substrate with a gate electrode, a gate insulation film, an active layer, a source electrode, a drain electrode, and a first passivation film formed on the substrate. An organic insulation film having a first contact hole and a common electrode having a second contact hole are formed on the first passivation film using a single mask. The display also includes a second passivation film on the common electrode, and a pixel electrode on the second passivation film and connected to the drain electrode via the contact hole through the second passivation film. The top surface of the organic insulation film adjacent to a side edge of the organic insulation film is uncovered by the common electrode.
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10.发明授权公开(公告)号：US09262024B2
公开(公告)日：2016-02-16
申请号：US13707850
申请日：2012-12-07
Applicant: LG DISPLAY CO., LTD.
Inventor： Taehwan Kim , Yongchan Park , Sangsoo Hwang
CPC classification number: G06F3/044 , G06F3/0412 , G06F3/0416
Abstract: According to an aspect of the present invention, a liquid crystal display panel includes a pixel array including data lines through which a data voltage is supplied, gate lines through which a gate pulse is supplied, a plurality of sub-pixels arranged at intersections of the data lines and the gate lines, Tx lines provided with a touch driving signal and connected to Tx electrodes, and Rx lines connected to Rx electrodes, wherein an shield area including an shield pattern to which a voltage at a level different from the data voltage and the touch driving signal is supplied is formed between each of the Tx electrodes and each of the Rx electrodes.
Abstract translation: 根据本发明的一个方面，一种液晶显示面板包括：像素阵列，包括数据线，通过该数据线提供数据电压;栅极线，通过栅极线提供栅极脉冲;多个子像素，布置在 数据线和栅极线，设置有触摸驱动信号并连接到Tx电极的Tx线以及连接到Rx电极的Rx线，其中屏蔽区域包括屏蔽图案，电压与数据电压不同， 在每个Tx电极和Rx电极之间形成触摸驱动信号。
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