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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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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：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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Patent Agency Ranking
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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公开(公告)号：US20250081825A1
公开(公告)日：2025-03-06
申请号：US18579581
申请日：2023-03-10
Inventor： Zongshun Yang , Xiaobin Shen
IPC: H10K59/80 , H10K59/122
Abstract: A display panel and a display device are disclosed. The display panel includes a base substrate and sub-pixels thereon. The base substrate includes first and second display regions. The sub-pixels include first and second sub-pixels. The first sub-pixels are in the first display region. The second sub-pixels are in the second display region. The display panel includes a lens layer at a side of the sub-pixels facing away from the base substrate. The lens layer includes first and second lenses. An orthographic projection of the first lens onto the base substrate at least partially overlaps with an orthographic projection of corresponding first pixel aperture onto the base substrate. An orthographic projection of the second lens onto the base substrate at least partially overlaps with an orthographic projection of corresponding second pixel aperture onto the base substrate. The first lens's light gathering ability is less than that of the second lens.
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公开(公告)号：US11950450B2
公开(公告)日：2024-04-02
申请号：US16959261
申请日：2019-08-27
Applicant: BOE TECHNOLOGY GROUP CO., LTD
Inventor： Xiaobin Shen , Yu Wang
IPC: H10K50/858 , H10K50/844 , H10K59/12 , H10K59/131 , H10K59/38 , H10K71/00
CPC classification number: H10K50/858 , H10K50/844 , H10K59/1315 , H10K59/38 , H10K71/00 , H10K59/1201
Abstract: A display substrate and a method of manufacturing the same and an electronic device. The display substrate is defined to be an array area and a peripheral area surrounding the array area. The array area includes a plurality of light emitting subunits. Each of the plurality of light emitting subunits includes: a first electrode, a second electrode and a light emitting layer. The first electrodes of the plurality of light emitting subunits are electrically connected with each other. The display substrate further includes a light extraction layer. Projections of the first electrodes of the plurality of light emitting subunits and a projection of the connecting electrode on the base substrate are within a projection of the light extraction layer on the base substrate.
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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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