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公开(公告)号：US20210202630A1
公开(公告)日：2021-07-01
申请号：US17138717
申请日：2020-12-30
申请人： LG Display Co., Ltd.
发明人： YoungHo JEON , JongHyun PARK , DongHee YOO
IPC分类号： H01L27/32 , H01L51/52 , H01L25/065
摘要： A display apparatus includes a first substrate including a plurality of pixel areas provided in a display portion, a second substrate coupled to the first substrate, and a routing portion disposed on an outer surface of the first substrate and an outer surface of the second substrate. The first substrate includes a dam pattern disposed along an edge of the display portion, a light emitting device layer including a light emitting device disposed on the dam pattern and in the plurality of pixel areas, and a trench pattern portion disposed near the dam pattern. The light emitting device is isolated by the trench pattern portion.
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公开(公告)号：US20240094839A1
公开(公告)日：2024-03-21
申请号：US18522216
申请日：2023-11-28
申请人： LG Display Co., Ltd.
发明人： TaeHwan KIM , DongHee YOO , JungSun BEAK , SunMi LEE , HyeonChul IM
IPC分类号： G06F3/041 , G06F3/044 , H10K50/844 , H10K50/856 , H10K59/122 , H10K59/40
CPC分类号： G06F3/0412 , G06F3/04164 , G06F3/0443 , H10K50/844 , H10K50/856 , H10K59/122 , H10K59/40 , G06F3/0446 , G06F2203/04102 , G06F2203/04103 , G06F2203/04111 , G06F2203/04112 , G09G3/3233
摘要： A display device includes a substrate, a sub-pixel on the substrate and including an organic light emitting diode, an encapsulation layer on the organic light emitting diode, and a plurality of touch electrodes on the encapsulation layer, the plurality of touch electrodes including an open area. The sub-pixel may include first and second emission areas and a first non-emission area in the open area of the plurality of touch electrodes, the first non-emission area being configured to be in a black state or to have a lower brightness than the first and second emission areas. Each of the first non-emission area and at least one of the first and second emission areas may have a shape of an octagon, a circle, an ellipse, a polygon, a triangle, a square, or a hexagon in a plan view.
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公开(公告)号：US20220107700A1
公开(公告)日：2022-04-07
申请号：US17553258
申请日：2021-12-16
申请人： LG Display Co., Ltd.
发明人： TaeHwan KIM , DongHee YOO , JungSun BEAK , SunMi LEE , HyeonChul IM
摘要： Embodiments of the disclosure relate to a touch display device with enhanced light extraction efficiency, comprising an insulation film including a concave portion and a surrounding portion disposed around the concave portion, a first electrode disposed on the concave portion and a portion of the surrounding portion, a bank including a first portion disposed on the first electrode in an area corresponding to a portion of the concave portion and a second portion disposed on the insulation film and the first electrode in an area corresponding to the surrounding portion, an organic layer disposed on the first electrode exposed by the bank, the organic layer including a light emitting layer, a second electrode disposed on the organic layer and the bank, an encapsulation layer disposed on the second electrode, a touch buffer layer disposed on the encapsulation layer, a plurality of touch electrodes disposed on the touch buffer layer, and at least one light reflecting member disposed on the touch buffer layer and spaced apart from the plurality of touch electrodes.
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公开(公告)号：US20210202907A1
公开(公告)日：2021-07-01
申请号：US17138693
申请日：2020-12-30
申请人： LG Display Co., Ltd.
发明人： KwonHyung LEE , JongHyun PARK , DongHee YOO
摘要： A display apparatus includes a first substrate including a plurality of pixel areas provided in a display portion, a second substrate coupled to the first substrate, and a routing portion disposed on an outer surface of the first substrate and an outer surface of the second substrate, wherein the first substrate includes a dam pattern disposed along an edge of the display portion, a light emitting device layer including a common electrode and a light emitting device disposed on the dam pattern and the plurality of pixel areas, and a laser patterning portion disposed near the dam pattern, and the light emitting device and the common electrode are isolated by the laser patterning portion.
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公开(公告)号：US20210202686A1
公开(公告)日：2021-07-01
申请号：US17138708
申请日：2020-12-30
申请人： LG Display Co., Ltd.
发明人： YoungHo JEON , JongHyun PARK , DongHee YOO
IPC分类号： H01L27/32
摘要： A display apparatus includes a first substrate including a plurality of pixels provided in a display portion, a second substrate coupled to the first substrate, and a routing portion disposed on an outer surface of the first substrate and an outer surface of the second substrate. The second substrate includes a metal pattern layer connected to the routing portion and a rear insulation layer insulating the metal pattern layer and including an isolation pattern area.
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公开(公告)号：US20180122875A1
公开(公告)日：2018-05-03
申请号：US15790490
申请日：2017-10-23
申请人： LG Display Co., Ltd.
发明人： Hyungseok BANG , JongGeun YOON , KyungHoon LEE , DongHee YOO
CPC分类号： H01L27/3246 , H01L27/323 , H01L27/3248 , H01L27/3262 , H01L51/5203 , H01L51/5212
摘要： An organic light-emitting display device and a method of manufacturing the same are provided. An organic light-emitting display device includes: first electrodes, a first pixel-defining layer configured to divide the first electrodes, a second pixel-defining layer on the first pixel-defining layer, an organic light-emitting layer on a first electrode among the first electrodes, and a second electrode on the organic light-emitting layer, wherein a width of the second pixel-defining layer is wider than a width of the first pixel-defining layer.
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公开(公告)号：US20170294493A1
公开(公告)日：2017-10-12
申请号：US15458898
申请日：2017-03-14
申请人： LG Display Co., Ltd.
发明人： DongHee YOO , TaeHan PARK , KyungHoon LEE
CPC分类号： H01L27/3246 , H01L27/3218 , H01L27/3258 , H01L27/3262 , H01L51/5209 , H01L51/5253 , H01L51/5275 , H01L51/56 , H01L2227/323
摘要： Disclosed are an organic light emitting display device and a method of manufacturing the same, which reduce a loss of light emitted from an organic light emitting device, increase a lifetime of the organic light emitting device, and decrease consumption power of the organic light emitting display device. The organic light emitting display device includes a first electrode disposed on a first substrate, a bank disposed on the first electrode for dividing a plurality of emission parts, an organic light emitting layer disposed on the first electrode and the bank, a second electrode disposed on the organic light emitting layer, and an encapsulation layer disposed on the second electrode. The encapsulation layer fills a space between adjacent banks, and a refractive index of the bank is lower than a refractive index of the organic light emitting layer and a refractive index of the encapsulation layer.
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公开(公告)号：US20230207575A1
公开(公告)日：2023-06-29
申请号：US18145812
申请日：2022-12-22
申请人： LG Display Co., Ltd.
发明人： DongHee YOO , JongHyun PARK
CPC分类号： H01L27/124 , G01R31/2844
摘要： A light emitting display apparatus includes a first substrate including pixels and signal lines arranged in a first direction and a second substrate disposed on a rear surface of the first substrate, wherein a routing portion including routing lines is provided on a first lateral surface of the first substrate and a second lateral surface of the second substrate. In the first substrate, a first pad portion adjacent to the first lateral surface includes first pads connected to the signal lines and the routing lines and first test pads for determining the occurrence or not of defects of the routing lines. In the second substrate, a second pad portion adjacent to the second lateral surface includes second pads connected to the routing lines and second test pads connected to the first test pads.
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公开(公告)号：US20220382402A1
公开(公告)日：2022-12-01
申请号：US17884534
申请日：2022-08-09
申请人： LG Display Co., Ltd.
发明人： TaeHwan KIM , DongHee YOO , JungSun BEAK , SunMi LEE , HyeonChul IM
摘要： Embodiments of the disclosure relate to a touch display device with enhanced light extraction efficiency, comprising an insulation film including a concave portion and a surrounding portion disposed around the concave portion, a first electrode disposed on the concave portion and a portion of the surrounding portion, a bank including a first portion disposed on the first electrode in an area corresponding to a portion of the concave portion and a second portion disposed on the insulation film and the first electrode in an area corresponding to the surrounding portion, an organic layer disposed on the first electrode exposed by the bank, the organic layer including a light emitting layer, a second electrode disposed on the organic layer and the bank, an encapsulation layer disposed on the second electrode, a touch buffer layer disposed on the encapsulation layer, a plurality of touch electrodes disposed on the touch buffer layer, and at least one light reflecting member disposed on the touch buffer layer and spaced apart from the plurality of touch electrodes.
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公开(公告)号：US20220208951A1
公开(公告)日：2022-06-30
申请号：US17551549
申请日：2021-12-15
申请人： LG Display Co., Ltd.
发明人： DongHee YOO , JongHyun PARK
摘要： A display apparatus may include a display area including a plurality of pixels arranged over a first substrate along a first direction and a second direction crossing the first direction, a circuit layer disposed in the display area and configured to include a plurality of pixel driving lines coupled to the plurality of pixels, a planarization layer covering the circuit layer, a light emitting device layer disposed over the planarization layer, a first encapsulation layer wholly or fully covering the light emitting device layer and directly contacting an uppermost surface of the circuit layer, a second encapsulation layer wholly or fully covering the first encapsulation layer and directly contacting the uppermost surface of the circuit layer, and a third encapsulation layer wholly or fully covering the second encapsulation layer and directly contacting the uppermost surface of the circuit layer.
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