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公开(公告)号：US11527590B2
公开(公告)日：2022-12-13
申请号：US16869132
申请日：2020-05-07
Applicant: LG Display Co., Ltd.
Inventor： Dongmin Sim , Wonhoe Koo , Hyekyung Choi , YongCheol Kim , Kyunghoon Han , YoungDock Cho
Abstract: A light emitting display apparatus according to an exemplary embodiment of the present disclosure includes an insulating layer on a substrate and including a base portion and a protrusion portion having an uneven portion at a part of the base portion, a first electrode covering an upper portion of the base portion and a side portion and a upper portion of the protrusion portion and disposed along the shape of the uneven portion, a bank layer covering a part of the insulating layer and a part of the first electrode, and an emission layer on the first electrode and the bank layer, and a second electrode on the emission layer.
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公开(公告)号：US11437605B2
公开(公告)日：2022-09-06
申请号：US16883573
申请日：2020-05-26
Applicant: LG DISPLAY CO., LTD.
Inventor： YongCheol Kim , Wonhoe Koo , Dongmin Sim , Kyunghoon Han
Abstract: A light emitting display apparatus includes a substrate including a plurality of sub-pixels, each of the plurality of sub-pixels including a light emitting area and a reflective area surrounded by the light emitting area, an overcoating layer on the substrate, a partition at the reflective area on the overcoating layer, a light emitting element at the light emitting area on the overcoating layer, and a reflective part on the partition and formed of a same material as the light emitting element.
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公开(公告)号：US11417798B2
公开(公告)日：2022-08-16
申请号：US16878227
申请日：2020-05-19
Applicant: LG DISPLAY CO., LTD.
Inventor： Kyunghoon Han , Wonhoe Koo , YongCheol Kim , Dongmin Sim , YoungDock Cho
IPC: H01L33/14 , H01L33/38 , H01L25/075 , H01L33/58 , H01L33/56
Abstract: A light emitting display apparatus can include an insulating layer on a substrate and the insulating layer includes a base portion and a protrusion portion. The light emitting display apparatus further includes a first electrode covering an upper portion of the base portion and a side portion and an upper portion of the protrusion portion. The light emitting display apparatus further includes a bank layer covering a portion of the insulating layer and a portion of the first electrode and having a concave portion. The light emitting display apparatus further includes a light emitting layer on the first electrode and the bank layer, and a second electrode on the light emitting layer.
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公开(公告)号：US11037997B2
公开(公告)日：2021-06-15
申请号：US16849497
申请日：2020-04-15
Applicant: LG Display Co., Ltd.
Inventor： Wonhoe Koo , Dongmin Sim , Kyunghoon Han
Abstract: A display apparatus includes a substrate including a display area configured by a plurality of emission areas and a non-emission area between the plurality of emission areas; an encapsulation part which covers a display area; a touch part including a plurality of insulating layers disposed on the encapsulation part and a touch line in the non-emission area; and a plurality of light extraction patterns disposed between the touch line and the plurality of emission areas, in which the plurality of light extraction patterns includes grooves at at least a portion of the plurality of insulating layers.
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Patent Agency Ranking
公开(公告)号：US11839125B2
公开(公告)日：2023-12-05
申请号：US17113900
申请日：2020-12-07
Applicant: LG Display Co., Ltd.
Inventor： Taemin Kim , Kyunghoon Han , Wonhoe Koo
CPC classification number: H10K59/353 , H10K50/84 , H10K50/85 , H10K59/351 , H10K59/352 , H10K59/32 , H10K59/38 , H10K2102/351
Abstract: An organic light emitting display apparatus include a substrate including a plurality of pixels having a plurality of sub-pixels, a plurality of organic light emitting elements disposed at the plurality of sub-pixels, and a plurality of light extraction patterns on the plurality of organic light emitting elements and having different shapes at each of the plurality of sub-pixels.
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公开(公告)号：US11165001B2
公开(公告)日：2021-11-02
申请号：US15930086
申请日：2020-05-12
Applicant: LG DISPLAY CO., LTD.
Inventor： Dongmin Sim , Hyekyung Choi , Kyunghoon Han
Abstract: A light emitting display apparatus includes an overcoating layer on a substrate and including a base portion and a protrusion portion. The light emitting display apparatus further includes a first electrode disposed to cover the base portion and a side portion of the protrusion portion. The light emitting display apparatus further includes a bank layer on a part of the first electrode. The light emitting display apparatus further includes a light emitting layer on the first electrode and the bank layer. The light emitting display apparatus further includes a second electrode on the light emitting layer. The bank layer includes a first part on the protrusion portion, a second part surrounding the first part and including an inclined upper surface, and a light extraction pattern on the first part adjacent to the second part.
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公开(公告)号：US12178104B2
公开(公告)日：2024-12-24
申请号：US18384196
申请日：2023-10-26
Applicant: LG Display Co., Ltd.
Inventor： Taemin Kim , Kyunghoon Han , Wonhoe Koo
Abstract: An organic light emitting display apparatus includes a substrate including a plurality of pixels having a plurality of sub-pixels, a plurality of organic light emitting elements disposed at the plurality of sub-pixels, a plurality of light extraction patterns disposed on the plurality of organic light emitting elements and having different size at each of the plurality of sub-pixels, an encapsulation part disposed on the plurality of organic light emitting elements, and a planarization layer configured to planarize an upper portion of the plurality of the encapsulation part. The plurality of light extraction patterns are disposed on the planarization layer.
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公开(公告)号：US11974480B2
公开(公告)日：2024-04-30
申请号：US17117702
申请日：2020-12-10
Applicant: LG Display Co., Ltd.
Inventor： Jaeho Lee , Wonhoe Koo , Dongmin Sim , Taemin Kim , Hyekyung Choi , Kyunghoon Han
IPC: H10K59/35 , H10K50/15 , H10K50/81 , H10K102/00
CPC classification number: H10K59/353 , H10K50/15 , H10K50/81 , H10K59/351 , H10K2102/351
Abstract: An organic light emitting display apparatus includes a substrate including a plurality of pixels. The organic light emitting display apparatus further includes a plurality of organic light emitting diodes on the substrate so as to correspond to the plurality of pixels. The plurality of pixels includes a first pixel, a second pixel, a third pixel, and a fourth pixel which emit different color light. Each of the plurality of organic light emitting diodes includes a first electrode, a light emitting portion on the first electrode and a second electrode on the light emitting portion. A thickness of the first electrode of the first pixel is different from a thickness of the first electrode of the second pixel, and the thickness of the first electrode of the second pixel is different from a thickness of the first electrode of the third pixel.
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公开(公告)号：US11877490B2
公开(公告)日：2024-01-16
申请号：US16901862
申请日：2020-06-15
Applicant: LG Display Co., Ltd.
Inventor： Dongmin Sim , Hyekyung Choi , Kyunghoon Han
IPC: G09G5/00 , H10K59/38 , G06F3/041 , G09G3/20 , H10K50/844 , H10K50/852 , H10K59/40 , H10K59/122 , H10K102/00
CPC classification number: H10K59/38 , G06F3/0412 , G09G3/2003 , H10K50/844 , H10K50/852 , H10K59/122 , H10K59/40 , H10K2102/00 , H10K2102/3026
Abstract: A light emitting display apparatus includes a substrate including a plurality of sub-pixels, an overcoating layer on the substrate and having a base portion and a protrusion portion, a first electrode disposed to cover the base portion and a side portion of the protrusion portion at the plurality of sub-pixels, a bank layer covering a portion of the first electrode and the overcoating layer, a light emitting layer and a second electrode on the first electrode and the bank layer at the plurality of sub-pixels, and a cut-off layer on the second electrode to overlap the bank layer.
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