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公开(公告)号：US11641765B2
公开(公告)日：2023-05-02
申请号：US16767249
申请日：2019-11-29
Inventor： Zhen Zhang , Xinwei Wu , Kangguan Pan , Lei Deng , Huimin Cao , Fei Li , Wei Huang , Fuwei Zou , Xia Tang , Xijie Peng , Lin Wen , Xudong An , Junjie Zhao , Yue Wei , Yuqing Yang
Abstract: A backplane, a display device and a method of manufacturing a backplane are provided. The backplane includes a base substrate; an inorganic layer on the base substrate, the inorganic layer including a plurality of protrusions; a metal layer covering atop of each protrusion and partial side wall near the top, the metal layer covering adjacent protrusions being disconnected; and a light-emitting layer covering the metal layer and the inorganic layer between the adjacent protrusions, the light-emitting layer being disconnected at regions of the protrusions not covered by the metal layer.
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公开(公告)号：US11527598B2
公开(公告)日：2022-12-13
申请号：US16624285
申请日：2019-08-01
Inventor： Binfeng Feng , Yonghui Luo , Fei Li
IPC: H01L27/32 , G02F1/1362 , H01L51/52
Abstract: A display device includes: a display panel, a border pattern and a light shielding pattern. The display panel includes a display area and a non-display area surrounding the display area, the display panel further includes a plurality of signal lines in the display area and a plurality of signal leading lines in the non-display area, and the signal leading lines are electrically connected to the signal lines, respectively. The border pattern is located on a light-exit side of the display panel. The light shielding pattern is located on the light-exit side and on a side of the border pattern adjacent to the display panel. An orthographic projection of the light shielding pattern on the display panel is located within the non-display area, and the light shielding pattern is configured to block light reflected by the signal leading lines from exiting out from the light-exit side.
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公开(公告)号：US20220354004A1
公开(公告)日：2022-11-03
申请号：US17436055
申请日：2020-12-02
Inventor： Chao Wang , Pan Zhao , Zhiliang Jiang , Fei Li , Dianjie Hou , Song Wang , Chang Liu , Qian Ma
IPC: H05K5/00 , B32B1/00 , B32B3/30 , B32B7/12 , B32B15/08 , B32B15/04 , B32B38/00 , B32B37/18 , B32B3/04
Abstract: A display apparatus is provided. The display apparatus includes a display panel having a display portion, a connecting portion, and a bending portion; a main support layer; and an auxiliary support layer including a main portion and a folded-back portion connected to the main portion as a unitary structure. An edge portion of the display apparatus includes a stacked structure. The stacked structure includes the connecting portion; the folded-back portion on the connecting portion; at least a part of the main portion on a side of the folded-back portion away from the connecting portion; a part of the main support layer; and a part of the display portion on a side of the part of the main support layer away from the main portion. Layers of the stacked structure is curved toward a back side of the display apparatus.
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公开(公告)号：US11328663B2
公开(公告)日：2022-05-10
申请号：US16339565
申请日：2018-09-28
Inventor： Xianrui Qian , Fei Li , Bo Li , Yuting Chen , Zixuan Wang
IPC: G09G3/3233
Abstract: The present disclosure provides a pixel driving circuit, a driving method thereof, and a display device, and relates to the field of display technology. The pixel driving circuit includes a first driver, a second driver, and a light emitting element. The first driver is configured to generate a first driving current. The second driver is configured to generate a second driving current. The first driving current and the second driving current alternately drive the light emitting element as a main driving current.
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公开(公告)号：US20220078949A1
公开(公告)日：2022-03-10
申请号：US17467751
申请日：2021-09-07
Inventor： Fei Li , Zhihui Yan , Tianliang Liu , Yifei Wang , Hao Huang , Xu Lu
IPC: H05K7/20
Abstract: Disclosed are a display module and a method for manufacturing the same, and a display device. The display module includes: a display panel, a heat dissipation layer, a heat conduction assembly, and a driving chip, wherein the display panel includes a first part and a second part opposite to each other, and a bending part connecting the first part and the second part; the heat dissipation layer is disposed on a side, proximal to the second part, of the first part; the heat conduction assembly is disposed between the heat dissipation layer and the second part; an area of an orthographic projection of the heat conduction assembly on the first part is smaller than an area of an orthographic projection of the heat dissipation layer on the first part; and the driving chip is disposed on a side, distal from the heat conduction assembly, of the second part distal.
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Patent Agency Ranking
公开(公告)号：US11222567B2
公开(公告)日：2022-01-11
申请号：US16334938
申请日：2018-08-14
Inventor： Xianrui Qian , Zixuan Wang , Yuting Chen , Fei Li , Bo Li
Abstract: A shift register circuit includes a noise reduction sub-circuit and a pull-down node control sub-circuit. A control end of the noise reduction sub-circuit is connected to a pull-down node, the noise reduction sub-circuit is connected to a first voltage input end. The pull-down node control sub-circuit includes a first pull-down node control sub-circuit and a second pull-down node control sub-circuit. The second pull-down node control sub-circuit controls the pull-down control node to be connected to a first clock signal input end when the first clock signal input end inputs a first level, the pull-down node to be connected to the first clock signal input end when a potential of the pull-down control node is at the first level, so that the potential of the pull-down node is at a first level and a noise reduction transistor included in the noise reduction sub-circuit is turned off.
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公开(公告)号：US20210408474A1
公开(公告)日：2021-12-30
申请号：US16962715
申请日：2019-09-25
Inventor： Fuwei Zou , Yue Wei , Kangguan Pan , Fei Li , Huimin Cao , Zhen Zhang , Xia Tang , Lei Deng , Wei Deng
Abstract: A display substrate having a display area and a peripheral area is provided. The display substrate includes a plurality of light emitting elements on a base substrate and in the display area; an encapsulating layer on a side of the plurality of light emitting elements away from the base substrate; and a first separation pillar in the peripheral area and on the base substrate, the first separation pillar forming a first enclosure substantially surrounding a first area. The first separation pillar includes a plurality of metal layers and a plurality of insulating layers alternately stacked on the base substrate. A width of a respective one of the plurality of insulating layers along a cross-pillar direction across the first enclosure and from the display area toward the first separation pillar is greater than a width of a respective one of the plurality of metal layer along the cross-pillar direction.
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公开(公告)号：US11164951B2
公开(公告)日：2021-11-02
申请号：US16641339
申请日：2018-11-19
Inventor： Mengyu Luan , Yuching Peng , Fei Li , Lin Chen , Youyuan Hu , Huihui Li , Xinfeng Wu , Xinzhu Wang
IPC: H01L21/00 , H01L27/00 , H01L29/00 , H01L29/423 , H01L21/027 , H01L21/4757 , H01L21/4763 , H01L27/12 , H01L29/417 , H01L29/66 , H01L29/786
Abstract: The present disclosure relates to a thin film transistor and a manufacturing method thereof, a flexible display screen and a display device. The thin film transistor is disposed on a substrate. The thin film transistor includes: an active layer, a source-drain conductive layer, and a gate conductive layer. The gate conductive layer includes a gate electrode, and the gate conductive layer is disposed on one side of the active layer away from the substrate and insulated from the active layer. The source-drain conductive layer includes a first electrode and a second electrode. The orthogonal projections of the first electrode, the gate electrode, and the second electrode on the substrate are sequentially nested from inside to outside and separately disposed. The reliability of image display may be improved.
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公开(公告)号：US20210327977A1
公开(公告)日：2021-10-21
申请号：US16334077
申请日：2018-08-03
Inventor： Fei Li , Youyuan Hu , Mengyu Luan , Xinfeng Wu , Xinzhu Wang , Huihui Li
Abstract: An array substrate is disclosed. The array substrate may include a base substrate (21), a pixel defining layer (22) on the base substrate (21), and a charge generating layer (24) above the pixel defining layer (22). The pixel defining layer (22) may define a plurality of pixel regions. The pixel defining layer (22) may include a plurality of acoustic structures (220), and each of the plurality of acoustic structures (220) may be configured to resonate under an action of an acoustic wave of a threshold frequency to form a slit to disconnect the charge generating layer (24) of two adjacent pixel regions of the plurality of pixel regions.
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公开(公告)号：US20210232792A1
公开(公告)日：2021-07-29
申请号：US16954368
申请日：2020-02-21
Inventor： Guangjie Yang , Wenfeng Guo , Li Wang , Fei Li
Abstract: The embodiments of the present disclosure relate to a display panel. The display panel may include an array substrate having a display surface and a back surface opposite the display surface; a fingerprint recognition device on a side of the back surface of the array substrate; and a connection portion between the array substrate and the fingerprint recognition device. The connection portion may have a first surface and a second surface opposite the first surface. A surface of the fingerprint recognition device facing the back surface of the array substrate may be a convex-concave surface comprising a concave surface and a convex surface, and there is a gap between the convex surface and the back surface.
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