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公开(公告)号：US20220140018A1
公开(公告)日：2022-05-05
申请号：US17259729
申请日：2020-03-18
Applicant: BOE Technology Group Co., Ltd.
Inventor： Li LIU , Pengcheng LU , Rongrong SHI , Yuanlan TIAN , Junbo WEI , Dacheng ZHANG
Abstract: The present disclosure provides an array substrate including a driving circuit board, and a first electrode layer, an insulating layer, and an anode structure sequentially stacked thereon. The anode structure includes a reflective layer, an intermediate dielectric layer, and a transparent conductive layer sequentially provided in a direction away from the driving circuit board. The array substrate has first, second, and third pixel regions. The anode structure includes first, second, and third anode structures. The first electrode layer includes first, second and third sub-portions. The first, second and third anode structures are coupled with the first, second and third sub-portions through first, second and third via holes in the insulating layer, respectively. A surface of the insulating layer in contact with the first, second and third anode structures is flush; and a thickness of the intermediate dielectric layer in the second, first and third anode structures increases sequentially.
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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：US20210175296A1
公开(公告)日：2021-06-10
申请号：US16960573
申请日：2019-08-23
Applicant: BOE TECHNOLOGY GROUP CO., LTD.
Inventor： Li LIU , Junbo WEI , Pengcheng LU , Shengji YANG , Yunlong LI , Rongrong SHI , Dacheng ZHANG
Abstract: A display panel and a method for manufacturing a display panel are disclosed. The display panel includes a first sub-pixel region and a second sub-pixel region which are adjacent to each other. The display panel includes a substrate and a first conductive layer, an organic functional layer, and a second conductive layer which are sequentially on the substrate. The organic functional layer includes a charge generation layer, and the charge generation layer includes a first charge generation layer portion and a second charge generation layer portion which are in the first sub-pixel region and the second sub-pixel region, respectively. The display panel further includes a spacer between the first sub-pixel region and the second sub-pixel region, and the spacer disconnects the first charge generation layer portion and the second charge generation layer portion.
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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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公开(公告)号：US20220165803A1
公开(公告)日：2022-05-26
申请号：US17345722
申请日：2021-06-11
Inventor： Xing XIONG , Yun WANG , Li LIU , Qinglin WEN , Chunlei XU , Minghui WANG
Abstract: A displaying base plate includes an opening region, an adjacent region surrounding the opening region, and a displaying region surrounding the adjacent region, and the displaying base plate located within the adjacent region includes: a substrate base plate; a flat layer and a passivation layer that are provided on one side of the substrate base plate, wherein the passivation layer is provided on one side of the flat layer that is further away from the substrate base plate, a surface of the one side of the flat layer that is further away from the substrate base plate includes at least an inclined plane adjacent to one side of the opening region, and the flat layer includes a first protrusion provided on the inclined plane; and a first isolating groove that at least partially overlaps with the first protrusion and extends throughout the passivation layer and extends into the first protrusion.
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Patent Agency Ranking
公开(公告)号：US20220140050A1
公开(公告)日：2022-05-05
申请号：US17259465
申请日：2020-03-24
Applicant: BOE TECHNOLOGY GROUP CO., LTD.
Inventor： Li LIU , Pengcheng LU , Rongrong SHI , Yuanlan TIAN , Xiao BAI , Dacheng ZHANG
Abstract: Provided is display substrate, including driving circuit board, and first electrode layer, insulating layer, second electrode layer, isolation layer, transparent conductive layer sequentially stacked thereon. Driving circuit board includes pixel and bonding regions. First electrode layer includes first sub-portion in bonding region and second sub-portion in pixel region. Insulating and isolation layers are partially cover bonding and pixel regions. Insulating layer has first via hole in area corresponding to first sub-portion. Isolation layer has second via hole in the area. Axes of first and second via holes coincide, first sub-portion is exposed at first and second via holes. Second electrode layer is in pixel region, coupled to second sub-portion through third via hole in area corresponding to second sub-portion. Isolation layer has fourth via hole in area corresponding to second electrode layer. Transparent conductive layer is in pixel region, coupled to second electrode layer through fourth via hole.
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公开(公告)号：US20230066009A1
公开(公告)日：2023-03-02
申请号：US17791440
申请日：2021-06-08
Inventor： Zhiqiang WANG , Li LIU , Zijian WANG , Xu LU
IPC: H01L51/52 , G09G3/3233 , H01L27/32 , H01L51/56
Abstract: A display panel has a pattern recognition region. The display panel includes a heat dissipation film, a connection portion, and a conductive portion. The heat dissipation film includes an adhesive layer, a heat conduction layer, and a conductive layer that are away from a display substrate in sequence. The heat dissipation film further includes a pattern recognition hole penetrating the adhesive layer, the heat conduction layer, and the conductive layer. A surface of the connection portion away from the display substrate is exposed by the pattern recognition hole. The connection portion is included in the display substrate, or is located outside the display substrate. The conductive portion is disposed at least on a hole wall of the pattern recognition hole, and an end of the conductive portion is connected to the conductive layer, and another end of the conductive portion is connected to the connection portion.
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公开(公告)号：US20220384553A1
公开(公告)日：2022-12-01
申请号：US16958821
申请日：2019-08-27
Applicant: BOE TECHNOLOGY GROUP CO., LTD.
Inventor： Yunlong LI , Pengcheng LU , Li LIU , Yu AO , Yuanlan TIAN , Zhijian ZHU , Dacheng ZHANG
Abstract: A display substrate and a manufacturing method and a display device are provided. The display substrate includes: a first electrode pattern, a connecting electrode pattern, a second electrode, a light-emitting functional layer and a first dummy electrode pattern. The first electrode pattern includes a plurality of first electrodes spaced apart from each other. 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 first dummy electrode pattern includes a plurality of first dummy electrodes; the connecting electrode pattern surrounds the first electrode pattern, the first dummy electrode pattern is located between the connecting electrode pattern and the first electrode pattern, and at least two of the plurality of first dummy electrodes are each of a block shape and are spaced apart from each other.
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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：US20230345803A1
公开(公告)日：2023-10-26
申请号：US17779784
申请日：2021-02-03
Applicant: BOE Technology Group Co., Ltd.
Inventor： Li LIU , Junbo WEI , Pengcheng LU , Shengji YANG , Kuanta HUANG , Rongrong SHI , Yuanlan TIAN , Dacheng ZHANG
IPC: H10K59/131 , H10K59/80 , H10K59/12 , H10K71/20
CPC classification number: H10K59/878 , H10K59/1201 , H10K59/131 , H10K59/8051 , H10K59/80524 , H10K71/20 , H10K2102/103
Abstract: A display substrate includes: a wafer base (1) provided with a transistor; a metal reflective structure (2) on the wafer base, the metal reflective structure being electrically connected to the transistor, and being provided with a protrusion (21) protruding away from the wafer base; a first insulation layer (3) on a side of the metal reflective structure away from the wafer base, a surface of a portion of the first insulation layer corresponding to the metal reflective structure and facing away from the metal reflective structure being flush with a top face of the protrusion; and a transparent anode (4) on a side of the first insulation layer facing away from the metal reflective structure, the transparent anode being in contact connection with the top face of the protrusion.
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