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公开(公告)号：US20250098448A1
公开(公告)日：2025-03-20
申请号：US18558269
申请日：2022-04-29
Inventor： Can YUAN , Yongqian LI , Dacheng ZHANG
IPC: H10K59/131 , G09G3/3233 , H10K59/124
Abstract: A display substrate, a method for operating the same, and a display device are provided. The display substrate includes a base substrate and a display unit. In the sub-pixel of the display substrate, the light emitting device includes a first electrode including a first portion and a second portion spaced apart from each other; the display unit further includes a connection structure and a first transfer electrode, the connection structure is electrically connected with the first portion of the first electrode and the second portion of the first electrode, and includes a connection portion located in the non-light-emitting region; the first transfer electrode is electrically connected with the first pole of the driving transistor and includes a portion located in the non-light-emitting region, and the connection portion is electrically connected with the portion of the first transfer electrode located in the non-light-emitting region.
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公开(公告)号：US20250095571A1
公开(公告)日：2025-03-20
申请号：US18555023
申请日：2023-01-12
Inventor： Zhidong YUAN , Can YUAN , Dacheng ZHANG , Yongqian LI
IPC: G09G3/3233
Abstract: A display substrate and a display device are disclosed, the display substrate has a plurality of display partitions arranged in a plurality of rows and columns, and at least one display partition includes a plurality of sub-pixels; the display substrate includes a base substrate and common scanning signal lines, the common scanning signal lines are provided on the base substrate, and include a plurality of first common scanning signal lines extending along a first direction and a plurality of second common scanning signal lines extending along a second direction, and the first direction is different from the second direction; each of the plurality of second common scanning signal lines is electrically connected to one first common scanning signal line, and is configured to provide a common scanning signal to one display partition.
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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：US20240251631A1
公开(公告)日：2024-07-25
申请号：US18004756
申请日：2022-02-17
Applicant: BOE TECHNOLOGY GROUP CO., LTD.
Inventor： Can ZHANG , Xiaochuan CHEN , Dacheng ZHANG
IPC: H10K59/00 , H10K59/122 , H10K59/35
CPC classification number: H10K59/771 , H10K59/122 , H10K59/35
Abstract: An embodiment of the present disclosure provides a display substrate comprising a substrate comprising a display area and a peripheral area; a plurality of sub-pixels spaced apart by a pixel defining layer on the substrate and located in the display area, wherein the sub-pixels comprise: a first electrode; a first light-emitting layer; and a charge generating layer, wherein the pixel defining layer has a first opening exposing the first electrode, wherein an edge portion of the pixel defining layer adjacent to the first opening covers an edge portion of the first electrode, wherein the charge generating layer has a second opening, and an orthographic projection of the second opening on the substrate at least partially overlaps with an orthographic projection of the pixel defining layer on the substrate, wherein the charge generating layer has an edge portion adjacent to the second opening.
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公开(公告)号：US20240215317A1
公开(公告)日：2024-06-27
申请号：US17915525
申请日：2021-08-19
Inventor： Shengji YANG , Xue DONG , Hui WANG , Xiaochuan CHEN , Pengcheng LU , Kuanta HUANG , Dacheng ZHANG
IPC: H10K59/122 , H10K59/12
CPC classification number: H10K59/122 , H10K59/1201
Abstract: A display device, a display panel and a method for manufacturing the display panel are provided. The display panel includes: a driving backplane including a substrate, at least one wiring layer and a planarization layer; a first electrode layer including first electrodes spaced apart from each other; a pixel definition layer exposing each of the first electrodes, the pixel definition layer being provided with at least one separation protrusion which protrudes along a direction away from the substrate, and an orthographic projection of the separation protrusion on the planarization layer being located outside the first electrodes; a conductive shielding layer insulated from the first electrodes; a light emitting layer covering the pixel definition layer and the first electrodes, the light emitting layer protruding at the at least one separation protrusion, and the light emitting layer being electrically connected to the conductive shielding layer; and a second electrode.
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Patent Agency Ranking
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：US20240049525A1
公开(公告)日：2024-02-08
申请号：US17753513
申请日：2021-03-25
Applicant: BOE TECHNOLOGY GROUP CO., LTD.
Inventor： Xing ZHANG , Zhan GAO , Yicheng LIN , Pan XU , Ying HAN , Guoying WANG , Dacheng ZHANG
IPC: H10K59/126 , H10K59/38 , H10K59/131 , H10K59/80
CPC classification number: H10K59/126 , H10K59/38 , H10K59/131 , H10K59/87
Abstract: A display substrate and a display device are provided. The display substrate includes a base substrate and a light-shielding layer. The base substrate includes a display region including repeating units, each repeating unit includes a transparent region and a pixel region, the pixel region includes sub-pixels, each sub-pixel includes a sub-pixel driving circuit and a light-emitting element, and the light-emitting element includes a first electrode, a second electrode, and a light-emitting layer located between the first electrode and the second electrode. The light-shielding layer is located on a side of the sub-pixel driving circuit close to the base substrate, at least part of an orthographic projection of the light-shielding layer on a main surface of the base substrate overlaps with an orthographic projection of the sub-pixel driving circuit on the main surface of the base substrate, and the light-shielding layer is connected with the second electrode.
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公开(公告)号：US20240040845A1
公开(公告)日：2024-02-01
申请号：US18257593
申请日：2022-04-22
Inventor： Shengji YANG , Xiaochuan CHEN , Xue DONG , Hui WANG , Dacheng ZHANG , Kuanta HUANG , Pengcheng LU , Zhiqiang JIAO
IPC: H10K59/122 , H10K59/12 , H10K71/60
CPC classification number: H10K59/122 , H10K59/1201 , H10K71/60
Abstract: A display panel includes a driving backplane, a first electrode layer, a pixel definition layer, a light-emitting layer and a second electrode. The first electrode layer is disposed on one side of the driving backplane and includes a plurality of first electrodes. The pixel definition layer is arranged on the side, same as the first electrode layer, of the driving backplane and exposes each of the first electrodes. The pixel definition layer includes a filling layer and a cut-off layer stacked in a direction away from the driving backplane, where the filling layer has a thickness smaller than the first electrode layer. The cut-off layer is provided with a separation slot located outside the first electrodes, and a first cut-off slot is provided on a sidewall of the separation slot. The light-emitting layer covers the cut-off layer and the first electrode layer. The second electrode covers the light-emitting layer.
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公开(公告)号：US20230115948A1
公开(公告)日：2023-04-13
申请号：US17914929
申请日：2021-02-02
Applicant: BOE Technology Group Co., Ltd.
Inventor： Pan XU , Yongqian LI , Yicheng LIN , Ling WANG , Guoying WANG , Xing ZHANG , Ying HAN , Dacheng ZHANG , Lang LIU , Chen XU
IPC: H10K59/126 , H10K71/00
Abstract: The present disclosure provides an array substrate, a display panel, a display device and a manufacturing method, for solving the problems in the prior art that the array substrate is larger in number of circuits, the area needed for punching is larger, and the high pixel resolution cannot be achieved easily. The array substrate comprises: an interlayer dielectric layer located at the side of the active layer distant from the buffer layer, the interlayer dielectric layer being provided with a via hole, the via hole comprising a first part and a second part, the orthographic projection of the first part on the base substrate being in contact with the orthographic projection of the second part on the base substrate, the first part of the via hole penetrating through the interlayer dielectric layer and the buffer layer and exposing part of the shading layer, and the second part penetrating through the interlayer dielectric layer and exposing at least part of the active layer; and a source/drain layer located at the side of the interlayer dielectric layer distant from the active layer.
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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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