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公开(公告)号：US11183669B2
公开(公告)日：2021-11-23
申请号：US16435723
申请日：2019-06-10
Applicant: LG Display Co., Ltd.
Inventor： Hyeongjun Lim , JiYeon Park , Taemin Kim
Abstract: A display apparatus is provided. The display apparatus includes a substrate including a plurality of pixels configured to emit light, wherein the amount of emitted light is at a maximum when emitted at an angle of more than 0 degrees. The display apparatus further includes an encapsulation layer covering the plurality of pixels and including a plurality of light collecting structures each having a three-dimensional quadrangular horn shape or a three-dimensional quadrangular truncated-horn shape.
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公开(公告)号：US10964915B2
公开(公告)日：2021-03-30
申请号：US16454415
申请日：2019-06-27
Applicant: LG DISPLAY CO., LTD.
Inventor： Taemin Kim , Wonlk Jeong , Hyunjun Park
IPC: H01L51/52
Abstract: A lighting apparatus including an organic light emitting diode includes an organic light emitting diode unit which includes an organic layer disposed on a substrate, wherein the organic light emitting diode emits light with an angle with respect to a normal direction of the organic layer; and an external light extracting layer which refracts the light emitted by the organic light emitting diode unit to the normal direction of the organic layer.
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公开(公告)号：US20210020865A1
公开(公告)日：2021-01-21
申请号：US16886140
申请日：2020-05-28
Applicant: LG Display Co., Ltd.
Inventor： Taemin Kim , Wonhoe Koo , JiHyeon Park
Abstract: A light emitting display apparatus according to an exemplary embodiment of the present disclosure includes a plurality of light emitting elements on a substrate, an encapsulation part on the plurality of light emitting elements, a plurality of light collecting patterns on the encapsulation part and formed of an inorganic material, and an organic layer on the encapsulation part and the plurality of light collecting patterns and formed of a material having a refractive index lower than a refractive index of the plurality of light collecting patterns.
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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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Patent Agency Ranking
公开(公告)号：US11276838B2
公开(公告)日：2022-03-15
申请号：US16886140
申请日：2020-05-28
Applicant: LG Display Co., Ltd.
Inventor： Taemin Kim , Wonhoe Koo , JiHyeon Park
Abstract: A light emitting display apparatus according to an exemplary embodiment of the present disclosure includes a plurality of light emitting elements on a substrate, an encapsulation part on the plurality of light emitting elements, a plurality of light collecting patterns on the encapsulation part and formed of an inorganic material, and an organic layer on the encapsulation part and the plurality of light collecting patterns and formed of a material having a refractive index lower than a refractive index of the plurality of light collecting patterns.
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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：US11094908B2
公开(公告)日：2021-08-17
申请号：US16716223
申请日：2019-12-16
Applicant: LG Display Co., Ltd.
Inventor： Juhyuk Kwon , Jaemin Moon , Sunhee Lee , Taemin Kim , JunHyoung Lee
Abstract: An organic light emitting diode comprises an anode; an organic layer disposed on the anode and including a plurality of phosphorescent light emitting layers; and a cathode disposed on the organic layer, wherein a phosphorescent light emitting layer having a highest degree of horizontal orientation of a dopant among the plurality of phosphorescent light emitting layers is disposed to be adjacent to the cathode, and wherein the anode includes a short reduction pattern which implements a narrow path.
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公开(公告)号：US20200006707A1
公开(公告)日：2020-01-02
申请号：US16454415
申请日：2019-06-27
Applicant: LG DISPLAY CO., LTD.
Inventor： Taemin Kim , WonIk Jeong , Hyunjun Park
IPC: H01L51/52
Abstract: A lighting apparatus including an organic light emitting diode includes an organic light emitting diode unit which includes an organic layer disposed on a substrate, wherein the organic light emitting diode emits light with an angle with respect to a normal direction of the organic layer; and an external light extracting layer which refracts the light emitted by the organic light emitting diode unit to the normal direction of the organic layer.
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