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公开(公告)号：US20210175296A1
公开(公告)日：2021-06-10
申请号：US16960573
申请日：2019-08-23
Applicant: BOE TECHNOLOGY GROUP CO., LTD.
Inventor： Li LIU , Junbo WEI , Pengcheng LU , Shengji YANG , Yunlong LI , Rongrong SHI , Dacheng ZHANG
Abstract: A display panel and a method for manufacturing a display panel are disclosed. The display panel includes a first sub-pixel region and a second sub-pixel region which are adjacent to each other. The display panel includes a substrate and a first conductive layer, an organic functional layer, and a second conductive layer which are sequentially on the substrate. The organic functional layer includes a charge generation layer, and the charge generation layer includes a first charge generation layer portion and a second charge generation layer portion which are in the first sub-pixel region and the second sub-pixel region, respectively. The display panel further includes a spacer between the first sub-pixel region and the second sub-pixel region, and the spacer disconnects the first charge generation layer portion and the second charge generation layer portion.
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公开(公告)号：US20240357876A1
公开(公告)日：2024-10-24
申请号：US18682940
申请日：2023-04-24
Inventor： Yunlong LI , Pengcheng LU , Wei LIU , Dacheng ZHANG , Xiaochuan CHEN
IPC: H10K59/126 , H10K59/12 , H10K59/131
CPC classification number: H10K59/126 , H10K59/1201 , H10K59/131
Abstract: Provided is a display panel, including: a substrate, a light-emitting structure, a light-shielding layer, and a cover plate. The substrate includes a display region and a bezel region. The bezel region surrounds the display region. The light-emitting structure is disposed on the substrate. The light-shielding layer is disposed on the substrate where the light-emitting structure is disposed, and the light-shielding layer is disposed in the bezel region. The cover plate is disposed on a side, distal from the substrate, of the light-light-shielding layer, and the cover plate includes a first plate body disposed in the display region and a second plate body extending from the first plate body to the bezel region. An orthographic projection of the second plate body on the substrate is within an orthographic projection of the light-shielding layer on the substrate.
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公开(公告)号：US20240276817A1
公开(公告)日：2024-08-15
申请号：US18023379
申请日：2022-06-30
Inventor： Yunlong LI , Pengcheng LU , Xiaochuan CHEN , Weiliang BU
IPC: H10K59/131 , H10K59/12 , H10K59/122 , H10K59/88
CPC classification number: H10K59/1315 , H10K59/1201 , H10K59/122 , H10K59/88
Abstract: A display substrate includes a display area (100) and a cathode loop area (100), and further includes an insulating layer (15) and a light-emitting structure layer (20) sequentially disposed on a substrate (10), the light-emitting structure layer (20) includes an anode layer, a pixel definition layer, a light-emitting layer and a cathode (35), the anode layer includes display anodes (31A) located in the display area (100) and cathode voltage lines (32) located in the cathode loop area (300), the cathode (35) is connected to the cathode voltage lines (32); the cathode voltage lines (32) include first cathode voltage lines (320) extending along a first direction (X) and second cathode voltage lines (321) extending along a second direction (Y), the first direction (X) being a direction parallel to an edge of the display substrate.
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公开(公告)号：US20240215311A1
公开(公告)日：2024-06-27
申请号：US17916187
申请日：2021-10-21
Inventor： Zongshun YANG , Yunlong LI , Pengcheng LU , Kuanta HUANG , Dacheng ZHANG , Yuhao LEE , Hongtao YU , Hui TONG , Xiaobin SHEN , Lingang WEN , Cao WU , Shipeng LI , Jianming ZOU , Chao YANG , Tao SUN , Xiong TAO , Yunchuan HE
IPC: H10K59/121 , H10K59/122 , H10K59/131
CPC classification number: H10K59/1213 , H10K59/122 , H10K59/131
Abstract: A display substrate and a display device are provided, the display substrate includes a driving circuit substrate, a plurality of first electrodes and a pixel definition layer, and the driving circuit substrate includes a plurality of pixel driving circuits and a protective insulating layer. The plurality of first electrodes are respectively electrically connected to the output terminals of the plurality of pixel driving circuits through the plurality of first vias in the protective insulating layer, and each first electrode includes a first sub-electrode layer, a second sub-electrode layer and a transition layer. The first sub-electrode layer is electrically connected to the second sub-electrode layer through the first opening in the transition layer. An orthographic projection of a first opening of at least one first electrode on the driving circuit substrate is located inside an orthographic projection of the pixel definition layer on the driving circuit substrate.
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公开(公告)号：US20220399426A1
公开(公告)日：2022-12-15
申请号：US17441738
申请日：2020-12-16
Applicant: BOE TECHNOLOGY GROUP CO., LTD.
Inventor： Yunlong LI , Pengcheng LU , Longfei FAN , Dongsheng LI , Zhijian ZHU , Yuanlan TIAN
Abstract: This disclosure provides a display device, a display panel, and a fabrication method thereof. The display panel includes a driving backplane, a first electrode layer, a pixel definition layer, a light-emitting functional layer, and a second electrode layer. The first electrode layer is arranged on a side surface of the driving backplane and includes a first electrode and a transferring ring. The pixel definition layer covers the first electrode layer and the driving backplane. The light-emitting functional layer is arranged on a surface of the first electrode layer facing away from the driving backplane, and the light-emitting functional layer is in a range of a transferring area of the driving backplane. The second electrode layer covers the pixel definition layer and the light-emitting functional layer. A boundary of the second electrode layer is inside a boundary of the pixel definition layer and is connected with the transferring ring.
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Patent Agency Ranking
公开(公告)号：US20220384553A1
公开(公告)日：2022-12-01
申请号：US16958821
申请日：2019-08-27
Applicant: BOE TECHNOLOGY GROUP CO., LTD.
Inventor： Yunlong LI , Pengcheng LU , Li LIU , Yu AO , Yuanlan TIAN , Zhijian ZHU , Dacheng ZHANG
Abstract: A display substrate and a manufacturing method and a display device are provided. The display substrate includes: a first electrode pattern, a connecting electrode pattern, a second electrode, a light-emitting functional layer and a first dummy electrode pattern. The first electrode pattern includes a plurality of first electrodes spaced apart from each other. The second electrode is connected with the connecting electrode pattern, the second electrode and the first electrode pattern are spaced apart from each other. The first dummy electrode pattern includes a plurality of first dummy electrodes; the connecting electrode pattern surrounds the first electrode pattern, the first dummy electrode pattern is located between the connecting electrode pattern and the first electrode pattern, and at least two of the plurality of first dummy electrodes are each of a block shape and are spaced apart from each other.
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公开(公告)号：US20220140051A1
公开(公告)日：2022-05-05
申请号：US17260248
申请日：2020-03-27
Applicant: BOE TECHNOLOGY GROUP CO., LTD.
Inventor： Zhijian ZHU , Pengcheng LU , Yu AO , Yunlong LI , Yuanlan TIAN
Abstract: A display panel includes: a silicon-based substrate, a driving layer, a first electrode layer, an organic light emitting layer, a second electrode layer and a plurality of pads. The display signal access pad is configured to access the display signal during a display phase, the test signal access pad at least includes a first group of test phase access pads, and the first group of test phase access pads includes a first pad and a second pad, the first pad is electrically connected with the electrode ring, and the second pad is electrically connected with the silicon-based substrate.
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公开(公告)号：US20220140048A1
公开(公告)日：2022-05-05
申请号：US17259050
申请日：2020-03-31
Applicant: BOE TECHNOLOGY GROUP CO., LTD.
Inventor： Kui ZHANG , Li LIU , Pengcheng LU , Yunlong LI
Abstract: The present disclosure provides a display panel, including: a base substrate, a plurality of metal lead layers located on the base substrate, an insulating layer covering the plurality of metal lead layers, a driving transistor embedded on the base substrate, and a first electrode layer located on a surface of the insulating layer away from the base substrate, a binding area of the display panel including a first via hole exposing a first metal lead layer in the plurality of metal lead layers, a display area of the display panel including a second via hole penetrating the insulating layer, the first electrode layer being electrically connected to a first electrode of the driving transistor through the second via hole, and a slope angle of a sidewall of the first via hole being less than a slope angle of a sidewall of the second via hole.
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19.发明申请公开(公告)号：US20250151499A1
公开(公告)日：2025-05-08
申请号：US18832945
申请日：2023-09-26
Inventor： Yunlong LI , Pengcheng LU , Wei LIU , Xiao BAI
IPC: H10H29/49 , H01L25/075 , H10H20/816 , H10H29/01 , H10H29/14 , H10H29/37
Abstract: Provided is a display substrate, including an array substrate, a connection layer, and a light-emitting functional layer, wherein the connection layer is disposed between the array substrate and the light-emitting functional layer; and the connection layer is provided with a plurality of via holes, and the light-emitting functional layer comprises a plurality of light-emitting units, wherein each of the light-emitting units is electrically connected with a conductive structure in at least one via hole, and an orthographic projection of the via hole on a carrying surface of the connection layer is disposed outside an orthographic projection of a light-emitting region of a corresponding light-emitting unit on the carrying surface.
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公开(公告)号：US20240206242A1
公开(公告)日：2024-06-20
申请号：US18556704
申请日：2022-03-17
Inventor： Yunlong LI , Xiaochuan CHEN , Pengcheng LU , Kuanta HUANG , Dacheng ZHANG
IPC: H10K59/122 , H10K59/12 , H10K59/35 , H10K59/80 , H10K71/20 , H10K71/60 , H10K102/00
CPC classification number: H10K59/122 , H10K59/1201 , H10K59/353 , H10K59/80524 , H10K71/211 , H10K71/60 , H10K2102/351
Abstract: A display panel, a method of manufacturing the same, and a display apparatus are provided. The light-emitting device includes a first electrode and a charge generation layer that are stacked; the pixel definition layer defines the opening regions that are in one-to-one correspondence with the sub-pixels and expose the first electrodes of the corresponding sub-pixels; the sub-pixels include a first sub-pixel and a second sub-pixel adjacent to each other; a space is between the first electrode of the first sub-pixel and the first electrode of the second sub-pixel, and the pixel definition layer includes a first recess in the space, the charge generation layer of the first sub-pixel and the charge generation layer of the second sub-pixel are spaced apart from each other by the first recess; depths of the first recesses of the pixel definition layer that are respectively in the spaces between different adjacent two sub-pixels are equal.
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