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21.发明申请公开(公告)号：US20210249487A1
公开(公告)日：2021-08-12
申请号：US17052575
申请日：2020-04-01
Applicant: BOE Technology Group Co., Ltd.
Inventor： Hongda Sun , Qing Dai , Fengjuan Liu
Abstract: The present disclosure provides a substrate comprising a printing area, wherein the printing area comprises a flat surface and a plurality of separation structures projecting from the flat surface, wherein the plurality of separation structures divide the printing area into a plurality of micro-areas, and in each of the micro-areas, a circular region containing no separation structure has a maximum diameter between 5 μm and 10 μm. The present disclosure further provides a light emitting device comprising the substrate and a method for manufacturing the substrate.
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公开(公告)号：US20200075879A1
公开(公告)日：2020-03-05
申请号：US16456752
申请日：2019-06-28
Applicant: BOE TECHNOLOGY GROUP CO., LTD.
Inventor： Chengyuan Luo , Qing Dai
Abstract: The present disclosure provides a display substrate, a display device and a method of fabricating the display substrate. The display substrate comprises: a base substrate; a light-emitting layer on the base substrate; and a light-adjusting layer between the light-emitting layer and the base substrate to adjust light emitted by the light-emitting layer.
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公开(公告)号：US10186675B2
公开(公告)日：2019-01-22
申请号：US14888736
申请日：2015-03-05
Applicant: BOE TECHNOLOGY GROUP CO., LTD.
Abstract: The present disclosure provides a top-emitting white organic light emitting diode (OLED) device, a method for manufacturing the same and a display apparatus. The OLED device includes a plurality of pixel units on a substrate, wherein each pixel unit includes a first electrode layer, an organic layer and a second electrode layer arranged subsequently on the substrate from bottom up, and the organic layer in each pixel unit includes a gradually-varied cavity length, and the gradually-varied cavity length corresponds to a range from a wavelength of red light to a wavelength of blue light.
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公开(公告)号：US09312487B2
公开(公告)日：2016-04-12
申请号：US14241723
申请日：2013-12-16
Applicant: BOE Technology Group Co., Ltd.
Inventor： Wulin Shen , Chunsheng Jiang , Qing Dai , Haijing Chen , Guangcai Yuan , Jingang Fang
IPC: H01L51/40 , H01L21/00 , H01L21/31 , H01L21/469 , H01L51/00 , H01L51/56 , B05D1/00 , B05B5/00 , B05B5/03 , B05B5/053
Abstract: An apparatus and method for coating an organic film are disclosed. The apparatus comprises an evaporation device, an electron emission device and a spray device; wherein the evaporation device comprises an evaporation container, the evaporation container is a linear evaporation container, in which a uniform organic gas is generated; the electron emission device is horizontally arranged over the evaporation container such that the organic gas evaporated in the evaporation container is uniformly charged and becomes charged organic gas; the spray device is provided with an electric field, under which the charged organic gas is moved toward a substrate so as to deposit the organic film on the substrate.
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公开(公告)号：US20150162535A1
公开(公告)日：2015-06-11
申请号：US14241723
申请日：2013-12-16
Applicant: BOE TECHNOLOGY GROUP CO., LTD.
Inventor： Wulin Shen , Chunsheng Jiang , Qing Dai , Haijing Chen , Guangcai Yuan , Jingang Fang
CPC classification number: H01L51/0013 , B05B5/001 , B05B5/0255 , B05B5/03 , B05B5/0533 , B05B5/057 , B05D1/007 , B05D1/60 , C23C14/042 , C23C14/12 , C23C14/24 , C23C14/243 , C23C14/30 , C23C14/32 , H01L51/001 , H01L51/0011 , H01L51/56
Abstract: An apparatus and method for coating an organic film are disclosed. The apparatus comprises an evaporation device, an electron emission device and a spray device; wherein the evaporation device comprises an evaporation container, the evaporation container is a linear evaporation container, in which a uniform organic gas is generated; the electron emission device is horizontally arranged over the evaporation container such that the organic gas evaporated in the evaporation container is uniformly charged and becomes charged organic gas; the spray device is provided with an electric field, under which the charged organic gas is moved toward a substrate so as to deposit the organic film on the substrate.
Abstract translation: 公开了一种用于涂覆有机膜的设备和方法。 该装置包括蒸发装置，电子发射装置和喷射装置; 其中所述蒸发装置包括蒸发容器，所述蒸发容器是线性蒸发容器，其中产生均匀的有机气体; 电子发射装置水平地布置在蒸发容器上，使得蒸发容器中蒸发的有机气体均匀充电并成为带电的有机气体; 喷射装置设置有电场，使带电的有机气体朝向基板移动，以将有机膜沉积在基板上。
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Patent Agency Ranking
公开(公告)号：US20150084017A1
公开(公告)日：2015-03-26
申请号：US14360366
申请日：2013-11-30
Applicant: BOE TECHNOLOGY GROUP CO., LTD.
CPC classification number: H01L51/5268 , H01L27/3246 , H01L51/5262 , H01L2251/5369
Abstract: The embodiment of the present invention relates to an organic light-emitting diode (OLED) device, which comprises a pixel define layer (PDL) and a light-emitting structure. Metal nanoparticles are doped in the PDL. The OLED device improves the luminous efficiency. The embodiment of the present invention further provides a method for manufacturing the OLED device.
Abstract translation: 本发明的实施例涉及一种包括像素限定层（PDL）和发光结构的有机发光二极管（OLED）装置。 金属纳米粒子掺杂在PDL中。 OLED器件提高发光效率。 本发明的实施例还提供了一种用于制造OLED器件的方法。
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公开(公告)号：US12284895B2
公开(公告)日：2025-04-22
申请号：US17776960
申请日：2021-05-11
Applicant: BOE TECHNOLOGY GROUP CO., LTD.
Inventor： Chunjing Hu , Qing Dai
Abstract: A display substrate includes a substrate, a planarization layer disposed on a side of the substrate, and a plurality of light-emitting layers disposed on a side of the planarization layer away from the substrate. The planarization layer includes a plurality of first portions and a second portion, a first portion is disposed in a sub-pixel region, and the second portion is located in a gap region between a plurality of sub-pixel regions; side surfaces of the plurality of first portions and side surfaces of the second portion have spacings therebetween to form a plurality of annular depressions, and an annular depression surrounds a first portion. A light-emitting layer covers the first portion of the planarization layer.
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公开(公告)号：US12119354B2
公开(公告)日：2024-10-15
申请号：US17629250
申请日：2021-02-02
Applicant: BOE TECHNOLOGY GROUP CO., LTD.
Inventor： Qing Dai , Wenjun Hou
IPC: H01L27/12 , H10K59/121 , H10K59/124 , H10K59/131 , H10K59/126
CPC classification number: H01L27/124 , H10K59/121 , H10K59/131 , H10K59/124 , H10K59/126
Abstract: Provided is an array substrate, comprising a plurality of opening regions. The array substrate further comprises a substrate and at least one functional layer stacked on one side of the substrate. The functional layer comprises a plurality of functional patterns and at least one supplementary pattern, the plurality of functional patterns are configured to transmit electrical signals, and there is a gas region between the plurality of functional patterns; the at least one supplementary pattern is at least provided in at least one opening region, and the supplementary pattern is located in the gap region between the plurality of functional patterns. The plurality of functional patterns and the at least one supplementary pattern are spaced apart, and the plurality of functional patterns and the at least one supplementary pattern are arranged at substantially equal intervals.
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公开(公告)号：US11930667B2
公开(公告)日：2024-03-12
申请号：US17468550
申请日：2021-09-07
Applicant: BOE Technology Group Co., Ltd.
Inventor： Qing Dai
IPC: H10K59/122 , H10K71/00 , H10K71/13 , H10K59/12
CPC classification number: H10K59/122 , H10K71/00 , H10K71/135 , H10K59/1201
Abstract: A display panel is provided. A pixel defining layer of the display panel includes a first defining layer and a second defining layer, wherein the first defining layer includes a first base body and first magnets dispersed in the first base body, and the second defining layer includes a second base body and second magnets dispersed in the second base body; both the first base body and the second base body are hydrophobic and elastic; and a side face of the first base body perpendicular to a bearing surface of the substrate and a side face of the second base body perpendicular to the bearing surface of the substrate being in contact with each other.
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公开(公告)号：US11437448B2
公开(公告)日：2022-09-06
申请号：US16339180
申请日：2018-08-27
Applicant: BOE Technology Group Co., Ltd.
Inventor： Chengyuan Luo , Qing Dai
Abstract: This disclosure relates to the field of display technologies, and discloses a display substrate, a method for fabricating the same, and a display device. The display substrate includes: a substrate, and a plurality of pixels and a pixel definition layer on the substrate, wherein the pixels include long sides and short sides; and the pixel definition layer includes long-side sections adjacent to the long sides, and short-side sections adjacent to the short sides, wherein heights of the long-side sections are greater than heights of the short-side sections.
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