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公开(公告)号：US11957023B2
公开(公告)日：2024-04-09
申请号：US17853325
申请日：2022-06-29
Applicant: BOE TECHNOLOGY GROUP CO., LTD.
Inventor： Dongsheng Li , Kuanta Huang , Shengji Yang , Pengcheng Lu , Yunlong Li , Qing Wang , Yongfa Dong , Xiaobin Shen , Hui Tong , Xiong Yuan , Yu Wang , Xiaochuan Chen
IPC: H10K59/38 , H10K50/86 , H10K59/12 , H10K59/126 , H10K71/00
CPC classification number: H10K59/38 , H10K50/86 , H10K59/1201 , H10K59/126 , H10K71/00
Abstract: A light-emitting diode display panel, a manufacturing method thereof, and an organic light-emitting diode display device are provided. The light-emitting diode display panel includes: a base substrate including a display region and a peripheral region surrounding the display region; a plurality of sub-pixels located in the display region and located at a side of the base substrate; a color-resistance layer located at a side of a second electrode in the sub-pixel away from the base substrate; and a light-blocking structure located in the peripheral region and being an annular structure surrounding the plurality of sub-pixels. The light-blocking structure includes a first light-blocking structure and a second light-blocking structure. The first light-blocking structure includes at least one interval extending in a direction from the display region pointing to the peripheral region. The second light-blocking structure at least fully fills the interval.
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公开(公告)号：US11005063B2
公开(公告)日：2021-05-11
申请号：US16830087
申请日：2020-03-25
Applicant: BOE TECHNOLOGY GROUP CO., LTD.
Inventor： Li Liu , Xiaochuan Chen , Shengji Yang , Kuanta Huang , Pengcheng Lu , Yongfa Dong
Abstract: A display substrate and a method for manufacturing the same are provided. The display substrate includes: a base substrate; a first-color sub-pixel region and a second-color sub-pixel region on the base substrate. The first-color sub-pixel region includes: a first reflective layer, a first isolation layer and a first anode layer, the first reflective layer and the first anode layer being electrically connected with each other through a first connection element which penetrates through the first isolation layer. The second-color sub-pixel region includes: a second reflective layer, a second isolation layer and a second anode layer, the second reflective layer and the second anode layer being electrically connected with each other through a second connection element which penetrates through the second isolation layer. Thicknesses of the first isolation layer and the second isolation layer are different.
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公开(公告)号：US20210098748A1
公开(公告)日：2021-04-01
申请号：US16830087
申请日：2020-03-25
Applicant: BOE TECHNOLOGY GROUP CO., LTD.
Inventor： Li Liu , Xiaochuan Chen , Shengji Yang , Kuanta Huang , Pengcheng Lu , Yongfa Dong
Abstract: A display substrate and a method for manufacturing the same are provided. The display substrate includes: a base substrate; a first-color sub-pixel region and a second-color sub-pixel region on the base substrate. The first-color sub-pixel region includes: a first reflective layer, a first isolation layer and a first anode layer, the first reflective layer and the first anode layer being electrically connected with each other through a first connection element which penetrates through the first isolation layer. The second-color sub-pixel region includes: a second reflective layer, a second isolation layer and a second anode layer, the second reflective layer and the second anode layer being electrically connected with each other through a second connection element which penetrates through the second isolation layer. Thicknesses of the first isolation layer and the second isolation layer are different.
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公开(公告)号：US11882731B2
公开(公告)日：2024-01-23
申请号：US17264446
申请日：2020-04-21
Applicant: BOE TECHNOLOGY GROUP CO., LTD.
Inventor： Kuanta Huang , Hui Tong , Xiong Yuan , Xiaobin Shen , Yu Wang , Qing Wang , Shipeng Li , Chao Yang , Shangquan Shi , Yongfa Dong , Dongsheng Li
IPC: H10K59/122 , H10K50/844 , H10K71/00 , H10K59/80
CPC classification number: H10K59/122 , H10K50/844 , H10K59/80521 , H10K71/00
Abstract: A display panel includes a substrate, a planarization layer disposed at a side of the substrate being provided with partitioning slots to form driving areas in an array; a first electrode layer on the planarization layer having first electrodes; wherein orthographic projections of the first electrodes on the planarization layer are within the driving areas; each of the first electrodes includes a planar center portion and an edge portion, the edge portion includes a planarization portion surrounding the center portion and a slope portion connected between the center portion and the planarization portion; a pixel definition layer on the planarization layer that exposes part of the center portion; a light-emitting functional layer covering the pixel definition layer, the center portion being exposed by the pixel definition layer and the planarization layer and a second electrode covering the light-emitting functional layer.
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公开(公告)号：US11569482B2
公开(公告)日：2023-01-31
申请号：US16772937
申请日：2019-08-23
Applicant: BOE TECHNOLOGY GROUP CO., LTD.
Inventor： Hui Tong , Yongfa Dong , Qing Wang , Kuanta Huang
Abstract: Disclosed are a display panel, a manufacturing method thereof, and a display device. The display panel includes a base substrate and sub-pixels thereon. At least one sub-pixel includes: a light emitting element including a first electrode, a luminous functional layer and a second electrode sequentially stacked, the first electrode being closer to the base substrate than the second electrode; a metal reflective layer, between the base substrate and the first electrode; a silicon nitride layer, between the first electrode and the metal reflective layer, and including a first via hole through which the first electrode is connected with the metal reflective layer; a driving circuit including a driving transistor and a storage capacitor between the base substrate and the metal reflective layer, the driving transistor including a gate electrode connected with the storage capacitor, and source and drain electrodes, one of which is connected with the metal reflective layer.
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Patent Agency Ranking
公开(公告)号：US20220006062A1
公开(公告)日：2022-01-06
申请号：US16959480
申请日：2019-08-23
Applicant: BOE Technology Group Co., Ltd.
Inventor： Dongsheng Li , Kuanta Huang , Yunlong Li , Shengji Yang , Pengcheng Lu , Xiaochuan Chen , Qing Wang , Hui Tong , Yongfa Dong , Xiaobin Shen , Xiong Yuan , Yu Wang
Abstract: A light-emitting diode (LED) display panel, a manufacturing method thereof, and an organic light-emitting diode (OLED) display device are disclosed. The LED display panel includes: a base substrate; and a plurality of sub-pixels, a color resistance layer and a light-shielding structure located on the base substrate. The base substrate includes a display region and a periphery region; the sub-pixels are located in the display region; the light-shielding structure is an annular structure located in the periphery region. The light-shielding structure includes a first light-shielding structure and a second light-shielding structure located at a side of the first light-shielding structure away from the base substrate, a second orthographic projection of the second light-shielding structure on the base substrate is located within a first orthographic projection of the first light-shielding structure on the base substrate, and the first orthographic projection is not completely coincident with the second orthographic projection.
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公开(公告)号：US11805680B2
公开(公告)日：2023-10-31
申请号：US16970190
申请日：2019-08-23
Applicant: BOE TECHNOLOGY GROUP CO., LTD.
Inventor： Dongsheng Li , Kuanta Huang , Shengji Yang , Pengcheng Lu , Yunlong Li , Qing Wang , Yongfa Dong , Xiaobin Shen , Hui Tong , Xiong Yuan , Yu Wang , Xiaochuan Chen
IPC: H10K59/121 , H10K50/86 , H10K71/00
CPC classification number: H10K59/1213 , H10K50/865 , H10K59/1216 , H10K71/00
Abstract: A light-emitting diode display panel, a manufacturing method thereof, and an organic light-emitting diode display device are provided. The light-emitting diode display panel includes: a base substrate including a display region and a peripheral region surrounding the display region; a plurality of sub-pixels located in the display region and located at a side of the base substrate; a color-resistance layer located at a side of a second electrode in the sub-pixel away from the base substrate; and a light-blocking structure located in the peripheral region and being an annular structure surrounding the plurality of sub-pixels. The light-blocking structure includes a first light-blocking structure and a second light-blocking structure. The first light-blocking structure includes at least one interval extending in a direction from the display region pointing to the peripheral region. The second light-blocking structure at least fully fills the interval.
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公开(公告)号：US11495775B2
公开(公告)日：2022-11-08
申请号：US16959400
申请日：2019-08-27
Applicant: BOE TECHNOLOGY GROUP CO., LTD.
Inventor： Qing Wang , Kuanta Huang , Xiaochuan Chen , Yongfa Dong , Xiong Yuan , Dongsheng Li , Hui Tong
Abstract: A light-emitting device, a method of manufacturing the same and an electronic apparatus. The light-emitting device includes a silicon-based base substrate; at least one organic light-emitting diode device at the silicon-based base substrate; a first encapsulation layer, at a side of the at least one organic light-emitting diode device away from the silicon-based base substrate and including one or more sublayers; a color filter layer, at a side of the first encapsulation layer away from the at least one organic light-emitting diode device; and a second encapsulation layer, at a side of the color filter layer away from the first encapsulation layer and including one or more sublayers. A refractive index of at least one sublayer in the first encapsulation layer is greater than a refractive index of at least one sublayer in the second encapsulation layer.
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公开(公告)号：US12133416B2
公开(公告)日：2024-10-29
申请号：US17763871
申请日：2021-05-13
Applicant: BOE TECHNOLOGY GROUP CO., LTD.
Inventor： Can Wang , Qiuyu Ling , Renquan Gu , Jingkai Ni , Yongfa Dong
CPC classification number: H10K50/858 , G02B3/0056 , G02B6/0016 , G02B6/003 , G02B6/0035 , H10K59/352 , H10K71/00 , G02B27/0101 , G02B2027/0112 , H10K59/38
Abstract: Embodiments of the present disclosure provide a display panel, a manufacturing method thereof, and a display device. The display panel includes a substrate, and a plurality of pixel units on the substrate. The pixel units are arranged in an array, and two adjacent columns of pixel units are spaced apart from each other to form an interval area. Each pixel unit includes a pixel defining layer and sub-pixels, and the sub-pixels are in pixel areas defined by the pixel defining layer. Cathodes of all sub-pixels in one column of pixel units are connected as one single piece.
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公开(公告)号：US11600234B2
公开(公告)日：2023-03-07
申请号：US16814119
申请日：2020-03-10
Inventor： Weilin Lai , Yucheng Chan , Jianbang Huang , Dachao Li , Shengji Yang , Pengcheng Lu , Kuanta Huang , Xiaochuan Chen , Xue Dong , Hui Wang , Yanming Wang , Chen Xu , Dacheng Zhang , Yongfa Dong , Qing Wang , Hui Tong , Yunlong Li
IPC: H01L27/32 , G09G3/3291 , G09G3/3258 , G09G3/3266
Abstract: A display substrate and a driving method thereof are provided. The display substrate includes a base substrate containing a monocrystalline silicon layer, a thickness of the monocrystalline silicon layer being less than that of the base substrate; an array circuit layer, disposed on the base substrate and including a plurality of transistors, each of which has an active layer inside the monocrystalline silicon layer; and a plurality of light-emitting elements, located at a side of the array circuit layer away from the base substrate. The array circuit layer includes a scan driving circuit, a data driving circuit and a plurality of pixel sub-circuits, and the plurality of pixel sub-circuits are connected to the plurality of light-emitting elements, respectively, to form a plurality of sub-pixels.
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