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1.
公开(公告)号:US11737332B2
公开(公告)日:2023-08-22
申请号:US17721218
申请日:2022-04-14
发明人: Qingyu Huang , Huajie Yan , Liangliang Kang , Fudong Chen , Zhiqiang Jiao
IPC分类号: H01L23/00 , H10K59/35 , H10K50/11 , H10K50/115 , H10K50/17 , H10K59/38 , H10K71/00 , H10K101/10 , H10K101/40
CPC分类号: H10K59/353 , H10K50/11 , H10K50/115 , H10K50/171 , H10K59/38 , H10K71/00 , H10K2101/10 , H10K2101/40
摘要: A light emitting element, includes a first light emitting layer and a second light emitting layer sequentially stacked; and an intermediate layer between the first light emitting layer and the second light emitting layer, and being in direct contact with the first light emitting layer on one side and in direct contact with the second light emitting layer on another side. Each of the intermediate layer, the first light emitting layer, and the second light emitting layer includes a same host material. The intermediate layer is a non-light emitting layer, and is an undoped layer absent of a dopant for emitting light. The light emitting element is configured to emit a composite light including the first light of the first wavelength range and the second light of the second wavelength range. The first wavelength range includes wavelength longer than the second wavelength range.
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公开(公告)号:US11469404B2
公开(公告)日:2022-10-11
申请号:US16768924
申请日:2019-12-04
发明人: Xiaohu Li , Zhiqiang Jiao , Tun Liu , Huajie Yan
IPC分类号: H01L51/56 , H01L27/32 , H01L21/027 , H01L23/00 , H01L51/00
摘要: Disclosed is a method for manufacturing a display panel including: forming a base structure in a target region on a base substrate; forming a display structure layer on the base substrate on which the base structure is formed; forming an annular groove in the display structure layer in a region which an orthographic projection of the base structure on the display structure layer falls within, the base structure being exposed in the annular groove; and removing the base structure surrounded by the annular groove to separate the display structure layer surrounded by the annular groove from the base substrate.
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公开(公告)号:US20210366994A1
公开(公告)日:2021-11-25
申请号:US16492265
申请日:2019-03-20
发明人: Xiaohu Li , Huajie Yan , Hongsheng Zhan , Tun Liu , Zhiqiang Jiao
摘要: Embodiments of the present disclosure provide an OLED device, a method of manufacturing the OLED device, and a display panel. The OLED device comprises: a substrate, a first electrode layer, a color filter layer, a light emitting layer and a second electrode layer. The first electrode layer is one of an anode layer and a cathode layer and comprises: a first sub-electrode layer disposed on the substrate; and a second sub-electrode layer electrically connected with the first sub-electrode layer. The color filter layer is disposed on the first sub-electrode layer and the second sub-electrode layer is disposed on the color filter layer. The second electrode layer is the other of the anode layer and the cathode layer and the light emitting layer is disposed between the second electrode layer and the second sub-electrode layer of the first electrode layer.
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4.
公开(公告)号:US09478769B2
公开(公告)日:2016-10-25
申请号:US14421389
申请日:2014-03-19
发明人: Zhiqiang Jiao , Li Sun
CPC分类号: H01L51/5253 , H01L27/3246 , H01L51/5259 , H01L51/56
摘要: Embodiments of the present invention disclose a display back plate. The display back plate comprises: an array substrate; and a pixel define layer formed on the array substrate and for defining an organic light emitting unit. An accommodation space is provided in the pixel define layer and a water absorbent material is provided within the accommodation space; the accommodation space has an opening formed in an upper surface and/or a lower surface of the pixel define layer; and the accommodation space is separated from the organic light emitting unit such that the water absorbent material within the accommodation space is spaced away from the organic light emitting unit. Embodiments of the present invention enable absorption of water vapor inside the organic light emitting display device, to prevent the adverse affection of water vapor on performance of the organic light emitting display device, so as to prolong service life of the organic light emitting display device.
摘要翻译: 本发明的实施例公开了一种显示器背板。 显示背板包括:阵列基板; 以及形成在阵列基板上并用于限定有机发光单元的像素限定层。 在像素限定层中设置容纳空间,并且在容纳空间内设置吸水材料; 容纳空间具有形成在像素限定层的上表面和/或下表面中的开口; 并且容纳空间与有机发光单元分离,使得容纳空间内的吸水材料与有机发光单元间隔开。 本发明的实施方式能够吸收有机发光显示装置内的水蒸气,以防止水蒸汽对有机发光显示装置的性能的不良影响,从而延长有机发光显示装置的使用寿命。
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5.
公开(公告)号:US20240244900A1
公开(公告)日:2024-07-18
申请号:US18015125
申请日:2022-02-25
发明人: Xiaohu Li , Weijie Wang , Liangliang Kang , Zhiqiang Jiao , Lu Wang
IPC分类号: H10K59/131 , H10K59/12 , H10K59/122 , H10K59/80
CPC分类号: H10K59/131 , H10K59/1201 , H10K59/122 , H10K59/8792
摘要: A display panel includes a plurality of driving base plates stacked, each of the driving base plates includes a substrate and a driving unit located on the substrate, orientations of the driving base plates are the same; a plurality of pixel units arranged in an array, each of the pixel units includes a plurality of sub-pixels, and orthographic projections on the substrate of light emitting regions of the sub-pixels in the same pixel unit do not overlap with each other; and each of the driving base plates is provided with at least one sub-pixel on one side away from the substrate, and the driving unit on each of the driving base plates is electrically connected to the at least one sub-pixel; and a quantity of the driving base plates is less than or equal to a quantity of the sub-pixels in one of the pixel units.
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6.
公开(公告)号:US20220246691A1
公开(公告)日:2022-08-04
申请号:US17721218
申请日:2022-04-14
发明人: Qingyu Huang , Huajie Yan , Liangliang Kang , Fudong Chen , Zhiqiang Jiao
摘要: A light emitting element, includes a first light emitting layer and a second light emitting layer sequentially stacked; and an intermediate layer between the first light emitting layer and the second light emitting layer, and being in direct contact with the first light emitting layer on one side and in direct contact with the second light emitting layer on another side. Each of the intermediate layer, the first light emitting layer, and the second light emitting layer includes a same host material. The intermediate layer is a non-light emitting layer, and is an undoped layer absent of a dopant for emitting light. The light emitting element is configured to emit a composite light including the first light of the first wavelength range and the second light of the second wavelength range. The first wavelength range includes wavelength longer than the second wavelength range.
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公开(公告)号:US11257425B2
公开(公告)日:2022-02-22
申请号:US16641072
申请日:2019-08-30
发明人: Huajie Yan , Qingyu Huang , Xiaohu Li , Tun Liu , Liangliang Kang , Juan Zhang , Zhiqiang Jiao
IPC分类号: G09G3/3225 , G09G3/3291 , H01L21/768 , H01L27/146 , H01L27/32 , H01L51/52 , H01L51/56 , G09G3/3266
摘要: The present disclosure provides a display panel and a method for manufacturing the same, a pixel light emitting compensation method, and a display apparatus. The display panel comprises a plurality of pixel units arranged in an array, wherein each of the pixel units comprises: an array substrate comprising a pixel driving circuit; a pixel defining layer disposed on a first surface of the array substrate and having a via hole wherein the first surface is far away from a substrate of the array substrate; a light emitting unit disposed in the via hole, wherein the light emitting unit is electrically connected to an output terminal of the pixel driving circuit, so that driving current output by the pixel driving circuit drives the light emitting unit to emit light; and a photoelectric converter configured to receive the light emitted by the light emitting unit.
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公开(公告)号:US20210359284A1
公开(公告)日:2021-11-18
申请号:US16768924
申请日:2019-12-04
发明人: Xiaohu Li , Zhiqiang Jiao , Tun Liu , Huajie Yan
摘要: Disclosed is a method for manufacturing a display panel including: forming a base structure in a target region on a base substrate; forming a display structure layer on the base substrate on which the base structure is formed; forming an annular groove in the display structure layer in a region which an orthographic projection of the base structure on the display structure layer falls within, the base structure being exposed in the annular groove; and removing the base structure surrounded by the annular groove to separate the display structure layer surrounded by the annular groove from the base substrate.
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公开(公告)号:US11075360B2
公开(公告)日:2021-07-27
申请号:US16607346
申请日:2019-05-07
发明人: Qingyu Huang , Zhiqiang Jiao , Zhongyuan Sun , Xiang Zhou
摘要: An OLED display panel, a display device and a method for manufacturing the OLED display panel are provided. The display panel includes a display panel body, and an encapsulation layer disposed on the display panel body and applied to encapsulate the display panel body. The encapsulation layer has a gradually increasing thickness in a direction from a central position of the display panel to an edge position of the display panel.
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公开(公告)号:US11069268B2
公开(公告)日:2021-07-20
申请号:US16639108
申请日:2019-03-08
发明人: Yanan Niu , Lei Chen , Zhongyuan Sun , Hongwei Tian , Wei Huang , Zhiqiang Jiao , Kuanjun Peng , Yichi Zhang
摘要: A flexible display panel includes a plurality of light-emitting regions separated from each other, a respective one of the plurality of light-emitting regions including a light emitting element and an encapsulating structure encapsulating the light emitting element; and a plurality of dummy regions connecting the plurality of light-emitting regions, a respective one of the plurality of light-emitting regions having a larger thickness than a respective dummy region and including a plurality of driving wires. The flexible display panel further includes a detecting wire in the plurality of dummy regions and the plurality of light emitting regions.
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