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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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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：US12029060B2
公开(公告)日：2024-07-02
申请号：US17258473
申请日：2020-03-27
Applicant: BOE TECHNOLOGY GROUP CO., LTD.
Inventor： Yu Wang , Kuanta Huang , Hui Tong , Xiaobin Shen , Xiong Yuan
IPC: H10K50/15 , H10K59/12 , H10K71/00 , H10K50/813 , H10K102/00
CPC classification number: H10K50/15 , H10K59/12 , H10K71/00 , H10K50/813 , H10K59/1201 , H10K2102/351
Abstract: A display panel includes: a driving substrate, a plurality of first electrodes, a hole transport layer, an organic light emitting layer, a second electrode layer and a color film layer. The hole transport layer includes a first portion and a second portion, the first portion is disposed between adjacent ones of the plurality of first electrodes and is located on a surface of the driving substrate; the second portion is disposed on a surface of each of the first electrodes away from the driving substrate; a minimum distance between an upper surface of the first portion away from the driving substrate and the driving substrate is smaller than an minimum distance between an upper surface of the second portion away from the driving substrate and the driving substrate.
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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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Patent Agency Ranking
公开(公告)号：US20240306476A1
公开(公告)日：2024-09-12
申请号：US18028043
申请日：2022-04-27
Inventor： Hongtao Yu , Weiliang Bu , Yunhao Zhang , Dongdong Su , Yuhao Lee , Zongshun Yang , Hui Tong , Kuanta Huang , Xiaochuan Chen , Hui Wang , Fushuang Zhang , Chao Yang , Qinshan Cai , Lingang Wen
CPC classification number: H10K59/879 , H10K59/38
Abstract: A display panel includes: a light-emitting baseplate including a plurality of light-emitting components arranged in array; a first light extraction layer located at a light-emitting side of the light-emitting baseplate and including a plurality of first light extraction patterns, orthographic projections of the plurality of first light extraction patterns on the light-emitting baseplate covering at least part area of the light-emitting components; a color filter layer including a plurality of filter patterns, orthographic projections of the plurality of filter patterns on the light-emitting baseplate covering orthographic projections of the plurality of light-emitting components on the light-emitting baseplate; and a second light extraction layer including a plurality of second light extraction patterns, orthographic projections of the second light extraction patterns on the light-emitting baseplate being within the orthographic projections of the plurality of filter patterns on the light-emitting baseplate.
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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：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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10.发明授权公开(公告)号：US11587988B2
公开(公告)日：2023-02-21
申请号：US16958931
申请日：2019-08-27
Applicant: BOE TECHNOLOGY GROUP CO., LTD.
Inventor： Yongfa Dong , Kuanta Huang , Shengji Yang , Pengcheng Lu , Qing Wang , Hui Tong , Yu Wang , Xiaobin Shen , Xiong Yuan , Dongsheng Li , Rongyuan Zou
IPC: H01L27/32 , H01L51/56 , G02B5/20 , G02B1/04 , C09D133/04 , C09D7/41 , C09D5/00 , C08K5/00 , C08K5/56 , C08K5/3417
Abstract: A preparation method of a color film layer, a display substrate and a preparation method thereof. The display substrate includes a bearing layer and repeating units, each repeating unit including a green film layer, a red film layer and a blue film layer, which are provided on the bearing layer and directly contacting a first surface of the bearing layer. On a plane parallel to the first surface of the bearing layer, in each repeating unit, the red film layer is provided on a first side of the green film layer, the blue film layer is provided on a second side of the green film layer opposite to the first side; one of the red film layer and the blue color film layer covers part of the green film layer; one part of the green film layer does not overlap with the red film layer and the blue film layer.
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