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Patent Agency Ranking
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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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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13.发明申请公开(公告)号：US20220399527A1
公开(公告)日：2022-12-15
申请号：US17772623
申请日：2021-06-22
Inventor： Dongdong DUAN , Xiaochuan CHEN , Hui WANG , Shengji YANG , Pengcheng LU , Xiaobin SHEN , Yu WANG , Xiong YUAN , Hui TONG , Kuanta HUANG
Abstract: Provided are a silicon-based organic electroluminescent display substrate, a manufacturing method thereof, and a display panel. The display substrate includes: a silicon-based substrate and pixel units thereon. Each of the pixel units includes: a first electrode on a side of the silicon-based substrate; a light emitting layer on a side of the first electrode away from the silicon-based substrate; and a second electrode on a side of the light emitting layer away from the first electrode. The second electrode of each of the pixel units includes at least one composite structure including: a first metal film layer on a side of the light emitting layer away from the first electrode; a conductive scattering sub-structure on a side of the first metal film layer away from the light emitting layer; and a second metal film layer on a side of the conductive scattering sub-structure away from the first metal film layer.
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公开(公告)号：US20220140275A1
公开(公告)日：2022-05-05
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
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：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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