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公开(公告)号：US20220328567A1
公开(公告)日：2022-10-13
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
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：US20220115468A1
公开(公告)日：2022-04-14
申请号：US17264290
申请日：2020-03-27
Applicant: BOE Technology Group Co., Ltd.
Inventor： Kuanta HUANG , Yongfa DONG , Qing WANG , Shipeng LI , Yu WANG , Hui TONG , Xiong YUAN , Xiaobin SHEN
Abstract: A display panel and a manufacturing method thereof, and an electronic device are provided. The display panel includes a substrate, an array structure layer and a light-emitting structure layer disposed on the substrate. The substrate includes a transistor, the array structure layer includes a first conductive post, a connecting electrode and a second conductive post, the light-emitting structure layer includes a first electrode, an organic light-emitting layer and a second electrode, the first electrode is located on one side of the organic light-emitting layer close to the substrate, and the second electrode is located on one side of the organic light-emitting layer away from the substrate. The first electrode includes a first sub-electrode, a second sub-electrode and a third sub-electrode.
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13.发明申请公开(公告)号：US20210066400A1
公开(公告)日：2021-03-04
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
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：US20250151532A1
公开(公告)日：2025-05-08
申请号：US19014374
申请日：2025-01-09
Applicant: BOE TECHNOLOGY GROUP CO., LTD.
Inventor： Yu WANG , Kuanta HUANG , Qing WANG , Yongfa DONG , Chao YANG , Shipeng LI , Hui TONG , Shangquan SHI , Xiong YUAN , Dongsheng LI , Xiaobin SHEN
IPC: H10K59/122 , H10K59/12 , H10K59/131 , H10K71/00
Abstract: A display panel includes a drive backplane; a first electrode layer, including a plurality of first electrodes distributed in an array, where the first electrode includes a flat middle part and an edge part surrounding the middle part; a light-emitting function layer, at least partially covering the middle part; and a second electrode, covering the light-emitting function layer, and including a separating part and a plurality of flat parts separated by the separating part, where orthographic projections of the flat parts on the drive backplane are located in one-to-one correspondence within orthographic projections of the first electrodes on the drive backplane, the separating part includes a protruding area and a first recessed area connecting the protruding area and the flat part, and the protruding area is provided with a second recessed area recessed toward the drive backplane.
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Patent Agency Ranking
公开(公告)号：US20240315088A1
公开(公告)日：2024-09-19
申请号：US18676909
申请日：2024-05-29
Inventor： Zongshun YANG , Hongtao YU , Kuanta HUANG , Yongfa DONG , Shipeng LI
IPC: H10K59/122 , H10K59/131 , H10K59/35
CPC classification number: H10K59/122 , H10K59/131 , H10K59/353
Abstract: A display substrate and an electronic apparatus are provided. The display substrate includes a base substrate, and a dielectric layer, a first and a second electrode layer and a pixel defining layer thereon. The first electrode layer includes a first electrode and a second electrode spaced with a gap. The dielectric layer includes a first groove exposed by the gap; the second electrode layer includes a concave structure corresponding to the first groove; the pixel defining layer covers the first groove to form a second groove; within a cross section of the substrate, the concave structure includes a first and a second concave point, and a distance between the first concave point and the second concave point is less than a length of a portion, which is on a side of a first side surface of the second groove close to the first electrode, of the pixel defining portion.
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公开(公告)号：US20240206277A1
公开(公告)日：2024-06-20
申请号：US18590337
申请日：2024-02-28
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 , Xiaochuan CHEN , Yu WANG
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：US20220344607A1
公开(公告)日：2022-10-27
申请号：US17422729
申请日：2020-11-25
Applicant: BOE Technology Group Co., Ltd.
Inventor： Hui TONG , Yuhao LEE , Xiaohu LI , Zhiwei NIAN , Kuanta HUANG , Chao YANG , Xiaobin SHEN , Yongfa DONG , Qing WANG , Shipeng LI , Hongtao YU , Zongshun YANG
Abstract: Provided is an OLED device, which includes a first electrode, a second electrode, and a first light emitting unit located between the first electrode and the second electrode. An absorption rate of the first electrode for blue light is greater than an absorption rate of the first electrode for red light, and the absorption rate of the first electrode for blue light is greater than an absorption rate of the first electrode for green light. The first light emitting unit includes a light emitting layer and a hole functional unit located between the first electrode and the light emitting layer. The hole functional unit at least includes at least two hole functional layers, and any hole functional layer includes a second functional layer for injecting holes and a third functional layer for transporting holes which are stacked along a direction away from the first electrode.
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公开(公告)号：US20220115469A1
公开(公告)日：2022-04-14
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
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：US20200211477A1
公开(公告)日：2020-07-02
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: G09G3/3291 , G09G3/3266 , G09G3/3258 , H01L27/32
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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