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公开(公告)号：US20230333684A1
公开(公告)日：2023-10-19
申请号：US18340135
申请日：2023-06-23
Inventor： Weiyun Huang , Longhui Xue , Yue Long , Wei Zhang , Xingliang Xiao
IPC: G06F3/041
CPC classification number: G06F3/0412 , G06F2203/04102
Abstract: A display panel includes: a base substrate, a pixel driving circuit layer in a second display region of the base substrate, a plurality of light emitting elements and a touch function layer at least in the second display region. A pixel driving circuit trace of the pixel driving circuit layer includes a plurality of first traces extending in a first direction and a plurality of second traces extending in a second direction intersecting the first direction. A first slit is between two adjacent first traces and a second slit is between two adjacent second traces. At least one of an orthographic projection of the first slit on the base substrate and an orthographic projection of the second slit on the base substrate at least partially overlaps with an orthographic projection of the touch function layer on the base substrate.
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公开(公告)号：US20230081895A1
公开(公告)日：2023-03-16
申请号：US17993046
申请日：2022-11-23
Inventor： Weiyun Huang , Longhui Xue , Yue Long , Wei Zhang , Xingliang Xiao
IPC: G06F3/041
Abstract: A display panel includes: a pixel driving circuit layer, an anode layer, a light emitting layer, a cathode layer, an encapsulation layer and a touch function layer sequentially disposed on a base substrate. The display panel includes a plurality of light transmitting regions and a plurality of pixel cell regions, a plurality of traces of the pixel driving circuit layer are connected between adjacent pixel cell regions, and there are slits between adjacent traces. An orthographic projection of a wiring of the touch function layer on the base substrate overlaps with that of the slits on the base substrate. The display panel includes a second display region including the plurality of light transmitting regions and the plurality of pixel cell regions and a first display region. The number of pixel cells per unit area in the first display region is greater than that in the second display region.
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公开(公告)号：US11575102B2
公开(公告)日：2023-02-07
申请号：US16642099
申请日：2019-03-26
Inventor： Weiyun Huang , Young Yik Ko , Sanghun Kang , Wenbo Hu
Abstract: A display substrate and a preparation method thereof, and a display device are provided. The display substrate includes a display region and an opening region, the display region surrounds the opening region, a first barrier wall is between the display region and the opening region, and the first barrier wall surrounds the opening region; the first barrier wall includes a first metal layer structure, and at least one side surface, surrounding the opening region, of the first metal layer structure includes a recess.
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公开(公告)号：US11552131B2
公开(公告)日：2023-01-10
申请号：US17682286
申请日：2022-02-28
Inventor： Yao Huang , Weiyun Huang , Yue Long , Chao Zeng , Meng Li
IPC: H01L27/32 , G09G3/3225 , G09G3/3208
Abstract: The present disclosure discloses an electroluminescent display panel and a display device. The electroluminescent display panel includes a plurality of repeat units, each of the plurality of repeat units includes a plurality of sub-pixels, and each of the plurality of sub-pixels includes: a first conductive layer, located on a substrate; a first insulation layer, located on the first conductive layer and including a first hole, in which the first hole exposes a portion of the first conductive layer; and an anode, located on the first insulation layer and including a main portion and an auxiliary portion which are electrically connected to each other. The auxiliary portion is electrically connected to the first conductive layer through the first hole. In at least one sub-pixel, an orthographic projection of the main portion on the substrate does not overlap an orthographic projection of the first hole on the substrate.
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公开(公告)号：US11501708B2
公开(公告)日：2022-11-15
申请号：US17355822
申请日：2021-06-23
Inventor： Yao Huang , Yue Long , Weiyun Huang , Benlian Wang
IPC: G09G3/3233 , G09G3/3266 , G09G3/3283 , H01L27/32 , H01L29/786
Abstract: Provided are a pixel driving circuit, a driving method and a display panel. The pixel driving circuit includes a driving transistor, a storage sub-circuit, a data writing sub-circuit, an initialization sub-circuit, a first light-emission control sub-circuit, a second light-emission control sub-circuit and a light-emitting element. The data writing sub-circuit is configured to write a data signal to a first electrode of the driving transistor in response to a second scan signal. The storage sub-circuit is configured to store the data signal written by the data writing sub-circuit. The initialization sub-circuit is configured to apply a reset voltage of an initial voltage terminal to the light-emitting element in response to a first scan signal. The first light-emission control sub-circuit is configured to apply a voltage of a first power terminal to the first electrode of the driving transistor in response to a first light-emission signal.
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Patent Agency Ranking
公开(公告)号：US20220293715A1
公开(公告)日：2022-09-15
申请号：US17828194
申请日：2022-05-31
Inventor： LILI DU , Cong Liu , Weiyun Huang , Chao Wu , Chao Zeng
IPC: H01L27/32
Abstract: Provided are a display panel and a display device. A plurality of second pixel circuit groups in a first display region in the display panel includes a first-type second pixel circuit group distal from a second display region and a second-type second pixel circuit group proximal to the second display region. The first-type second pixel circuit group is connected to a first-type second light-emitting unit group, distal from the first display region, in the second display region through a first connection trace. The second-type second pixel circuit group is connected to a second-type second light-emitting unit group, proximal to the first display region, in the second display region through a second connection trace.
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公开(公告)号：US11430351B2
公开(公告)日：2022-08-30
申请号：US16301985
申请日：2018-06-27
Inventor： Weiyun Huang , Tianyi Cheng
Abstract: A flexible substrate, a method of processing a flexible substrate and a system of processing a flexible substrate. The method of processing the flexible substrate includes: measuring a first expansion volume of the flexible substrate; and applying a first application pressure to the flexible substrate to laminate the flexible substrate on a base substrate; according to a first corresponding relationship between a first pressure applied to the flexible substrate and a compressive expansion volume generated by the flexible substrate in compression and according to the first expansion volume, the first application pressure is selected to allow a second expansion volume of the flexible substrate to at least partially compensate for the first expansion volume.
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公开(公告)号：US11309519B2
公开(公告)日：2022-04-19
申请号：US16611246
申请日：2019-03-22
Inventor： Xiangdan Dong , Youngyik Ko , Ming Hu , Weiyun Huang
Abstract: The present disclosure relates to a display panel comprising a display area. The display area may include a substrate having a third opening, a thin film transistor layer on a side of the substrate, a light emitting layer on a side of the thin film transistor layer opposite from the substrate, and an encapsulation layer on a side of the light emitting layer opposite from the substrate. The thin film transistor layer may have a first opening to expose the third opening and the encapsulation layer may have a second opening to expose the third opening. Orthographic projection of the second opening on the substrate may cover orthographic projection of the third opening on the substrate.
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公开(公告)号：US11308887B2
公开(公告)日：2022-04-19
申请号：US16766020
申请日：2019-07-01
IPC: G09G3/3266 , G09G3/3233 , G09G3/3291
Abstract: A display panel and a display device are disclosed, the display panel includes a plurality of display regions, a peripheral region surrounding the plurality of display regions, a plurality of light-emission control scan driving circuits provided in the peripheral region, a first start signal line, and a second start signal line. The first start signal line is different from the second start signal line, the plurality of display regions include a first display region and a second display region, the plurality of light-emission control scan driving circuits include a first light-emission control scan driving circuit and a second light-emission control scan driving circuit, the first start signal line is configured to provide a first start signal to the first light-emission control scan driving circuit, and the second start signal line is configured to provide a second start signal to the second light-emission control scan driving circuit.
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公开(公告)号：US11257851B2
公开(公告)日：2022-02-22
申请号：US16651411
申请日：2019-09-27
Inventor： Chao Zeng , Weiyun Huang , Yao Huang , Youngyik Ko
Abstract: An array substrate includes: a base substrate; and a display region in which a signal line is provided and a fanout region provided on the base substrate, the fanout region including a first fanout line layer in which a first fanout line is provided, a second fanout line layer in which a second fanout line is provided, and one or more spacer layers between the first fanout line layer and the second fanout line layer; the signal line is connected to the first fanout line or the second fanout line; and the spacer layers are made of an insulating material; wherein an orthographic projection of the first fanout line on the base substrate and an orthographic projection of the second fanout line on the base substrate are at least partially overlapped with each other. A method of manufacturing an array substrate and a display device are also provided.
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