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公开(公告)号：US20220102665A1
公开(公告)日：2022-03-31
申请号：US17423864
申请日：2021-01-05
Applicant: BOE TECHNOLOGY GROUP CO., LTD.
Inventor： Li LIU , Pengcheng LU , Shengji YANG , Kui ZHANG
Abstract: This disclosure relates to an organic electroluminescent structure and, a fabrication method thereof, and a display device. The organic electroluminescent structure includes a base substrate; a passivation protective layer formed at a side of the base substrate, in which the passivation protective layer is formed with a plurality of inner cutting portions arranged at intervals at a side facing away from the base substrate; an anode layer including a plurality of anodes arranged at intervals, and each of the anodes is correspondingly formed on the second surface; an organic light-emitting functional layer having a hole injection layer, in which the hole injection layer includes a plurality of hole injection blocks arranged at intervals, and each of the hole injection blocks is correspondingly formed on one anode; and a cathode layer formed at a side of the organic light-emitting functional layer facing away from the anode layer.
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公开(公告)号：US20200292893A1
公开(公告)日：2020-09-17
申请号：US15777031
申请日：2017-10-20
Inventor： Zhicai XU , Wu WANG , Xiaoyuan WANG , Kui ZHANG
IPC: G02F1/1362 , G02F1/1343 , G02F1/1335
Abstract: A display substrate and a manufacturing method thereof, and a display device are provided. The display substrate includes a base substrate, a plurality of pixel groups located on the base substrate and a first shading portion located between the plurality of pixel groups and the base substrate. Each of the plurality of pixel groups includes two pixel units, each of the plurality of pixel groups includes two opaque first common electrode strips and a second common electrode strip located between the two opaque first common electrode strips, an orthogonal projection of a space between the two opaque first common electrode strips on the base substrate falls within an orthogonal projection of the first shading portion on the base substrate.
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公开(公告)号：US20220384759A1
公开(公告)日：2022-12-01
申请号：US17886475
申请日：2022-08-12
Applicant: BOE Technology Group Co., Ltd.
Inventor： Li LIU , Pengcheng LU , Shengji YANG , Kui ZHANG
Abstract: This disclosure relates to an organic electroluminescent structure and a display device. The organic electroluminescent structure includes a base substrate; a passivation protective layer provided at a side of the base substrate, in which the passivation protective layer is provided with a plurality of inner cutting portions arranged at intervals at a side facing away from the base substrate, each of the inner cutting portions has a first surface towards the base substrate and a second surface away from the base substrate, an orthographic projection of the first surface on the base substrate is within an orthographic projection of the second surface on the base substrate, and a groove is provided between two adjacent inner cutting portions and is formed as an inner cutting structure; an anode layer including a plurality of anodes arranged at intervals; an organic light-emitting functional layer having a hole injection layer.
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公开(公告)号：US20220384554A1
公开(公告)日：2022-12-01
申请号：US16958921
申请日：2019-08-27
Applicant: BOE TECHNOLOGY GROUP CO., LTD.
Inventor： Yunlong LI , Pengcheng LU , Kui ZHANG , Li LIU , Kuanta HUANG , Shengji YANG , Xiaochuan CHEN , Dacheng ZHANG
Abstract: A display substrate and a manufacturing method and a display device are provided. The display substrate includes: a base substrate, a first insulation layer, a first electrode pattern, a connecting electrode pattern, a second electrode, a light-emitting functional layer, and a first filling layer. The second electrode is connected with the connecting electrode pattern, the second electrode and the first electrode pattern are spaced apart from each other. The light-emitting functional layer is located between the first electrode pattern and the second electrode. The first filling layer is located between the connecting electrode pattern and the first electrode pattern. The first filling layer and the light-emitting functional layer are different layers; a portion of the first insulation layer that is located between the first electrode pattern and the connecting electrode pattern has a groove, and the first filling layer is at least partially located in the groove.
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公开(公告)号：US20220216447A1
公开(公告)日：2022-07-07
申请号：US17607015
申请日：2020-11-23
Applicant: BOE TECHNOLOGY GROUP CO., LTD.
Inventor： Li LIU , Pengcheng LU , Kui ZHANG , Yunlong LI , Shengji YANG , Kuanta HUANG , Xiaochuan CHEN , Yuanlan TIAN , Dacheng ZHANG
Abstract: A display substrate is provided, including a base and a first electrode layer. The first electrode layer includes a transparent conductive layer and a reflective layer. The transparent conductive layer includes transparent conductive units that are spaced apart, a transparent conductive unit includes a flat surface and sides on peripheries, and an included angle between the flat surface and a side is an obtuse angle. The reflective layer is located on a side of the transparent conductive layer proximate to the base. The reflective layer includes reflective units that are spaced apart; the reflective units and the transparent conductive units are in one-to-one correspondence, and a reflective unit and a corresponding transparent conductive unit are electrically connected; and an orthographic projection of the reflective unit on the base is within a range of an orthographic projection of a flat surface of the corresponding transparent conductive unit on the base.
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Patent Agency Ranking
公开(公告)号：US20220102669A1
公开(公告)日：2022-03-31
申请号：US17423865
申请日：2021-01-05
Applicant: BOE TECHNOLOGY GROUP CO., LTD.
Inventor： Li LIU , Pengcheng LU , Shengji YANG , Kui ZHANG , Rongrong SHI , Chao PU
Abstract: This disclosure relates to an organic electroluminescent structure and a fabrication method thereof, and a display device. The organic electroluminescent structure includes a base substrate; an anode layer formed on the base substrate, in which the anode layer comprises a plurality of anodes arranged at intervals; an organic light-emitting functional layer having a hole injection layer, in which the hole injection layer includes a plurality of hole injection blocks arranged at intervals, and each of the hole injection blocks is correspondingly formed on the second surface of one of the anodes; and a cathode layer formed at a side of the organic light-emitting functional layer facing away from the anode layer.
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公开(公告)号：US20210305535A1
公开(公告)日：2021-09-30
申请号：US17258614
申请日：2020-03-31
Applicant: BOE TECHNOLOGY GROUP CO., LTD.
Inventor： Kui ZHANG , Li LIU , Pengcheng LU , Yunlong LI , Dacheng ZHANG
Abstract: The present disclosure provides a display panel, a method for preparing the same, and a display device. The display panel includes: a display substrate, including a base substrate, a driving transistor embedded on the base substrate, and a first electrode layer located on the base substrate; an encapsulation protection structure located on the display substrate and surrounding a display area of the display substrate; a light emitting layer located on a surface of the first electrode layer away from the base substrate; a second electrode layer located on a surface of the light emitting layer away from the base substrate; and a first encapsulation layer located on a surface of the second electrode layer away from the base substrate.
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公开(公告)号：US20220140048A1
公开(公告)日：2022-05-05
申请号：US17259050
申请日：2020-03-31
Applicant: BOE TECHNOLOGY GROUP CO., LTD.
Inventor： Kui ZHANG , Li LIU , Pengcheng LU , Yunlong LI
Abstract: The present disclosure provides a display panel, including: a base substrate, a plurality of metal lead layers located on the base substrate, an insulating layer covering the plurality of metal lead layers, a driving transistor embedded on the base substrate, and a first electrode layer located on a surface of the insulating layer away from the base substrate, a binding area of the display panel including a first via hole exposing a first metal lead layer in the plurality of metal lead layers, a display area of the display panel including a second via hole penetrating the insulating layer, the first electrode layer being electrically connected to a first electrode of the driving transistor through the second via hole, and a slope angle of a sidewall of the first via hole being less than a slope angle of a sidewall of the second via hole.
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公开(公告)号：US20210230733A1
公开(公告)日：2021-07-29
申请号：US16960550
申请日：2020-02-14
Applicant: BOE Technology Group Co., Ltd.
Inventor： Kui ZHANG , Shengji YANG
Abstract: Provided are a mask and an evaporation apparatus. The mask includes a mask body provided with an evaporation hole; the mask body is further provided with a dust receiving recess, the dust receiving recess and the evaporation hole have a common side wall therebetween, and the common side wall separates the dust receiving recess from the evaporation hole.
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公开(公告)号：US20220302418A1
公开(公告)日：2022-09-22
申请号：US17641316
申请日：2021-01-08
Applicant: BOE TECHNOLOGY GROUP CO., LTD.
Inventor： Li LIU , Pengcheng LU , Kui ZHANG , Yunlong LI , Shengji YANG , Kuanta HUANG , Xiaochuan CHEN , Dacheng ZHANG
Abstract: A display substrate includes a substrate and a light-emitting device layer which includes a first electrode layer, a light-emitting functional layer, and a second electrode layer that are sequentially stacked in a direction away from the substrate. The first electrode layer includes a reflective layer, an insulating layer, and a transparent conductive layer that are sequentially stacked in the direction away from the substrate. In a red sub-pixel region, a thickness of a first portion of the insulating layer is within a range of about 1000 Å to about 2500 Å. In a green sub-pixel region, a thickness of a second portion of the insulating layer is within a range of about 500 Å to about 2000 Å. In a blue sub-pixel region, a thickness of a third portion of the insulating layer is within a range of about 1500 Å to about 3000 Å.
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