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公开(公告)号：US11985853B2
公开(公告)日：2024-05-14
申请号：US17280692
申请日：2020-04-30
Inventor： Youngyik Ko , Chi Yu , Wei Zhang , Yu Zhang , Weiyun Huang
IPC: H10K59/121 , H10K59/122 , H10K59/65 , H10K71/00 , H10K59/12
CPC classification number: H10K59/121 , H10K59/122 , H10K59/65 , H10K71/00 , H10K59/1201
Abstract: A display panel and a display device are provided. The display panel includes a first display area and a second display area, wherein the display panel includes: a base substrate; a plurality of first repeating units arranged on the base substrate in an array and located in the first display area, each of the first repeating units including at least a first sub-pixel; a plurality of second repeating units arranged on the base substrate in an array and located in the second display area, each of the second repeating units including at least a second sub-pixel, wherein a color of light emitted by the first sub-pixel is the same as a color of light emitted by the second sub-pixel; a pixel defining layer disposed on the base substrate and located in both the first display area and the second display area, wherein the pixel defining layer includes a first opening located in the first display area and a second opening located in the second display area. A distribution density of the first repeating units in the first display area is greater than a distribution density of the second repeating units in the second display area, the first sub-pixel includes the first opening, the second sub-pixel includes the second opening, and an area of an orthographic projection of the second opening on the base substrate is greater than an area of an orthographic projection of the first opening on the base substrate.
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公开(公告)号：US11985849B2
公开(公告)日：2024-05-14
申请号：US17415771
申请日：2020-11-09
Inventor： Chi Yu , Yu Zhang , Weiyun Huang , Zhenli Zhou
IPC: H10K50/80 , F21V8/00 , G02B5/30 , G02F1/1335 , H10K59/65
CPC classification number: H10K50/868 , G02B5/3025 , G02B6/0056 , G02F1/133528 , H10K59/65
Abstract: A polarizer and a manufacturing method thereof, a display panel, and a display device are provided. The polarizer includes a polarizing layer, and the polarizing layer includes a first polarizing region and a second polarizing region. A light transmittance of the first polarizing region is greater than a light transmittance of the second polarizing region, and a ratio of the light transmittance of the first polarizing region to the light transmittance of the second polarizing region is 1.1:1 to 2.6:1.
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公开(公告)号：US11733564B2
公开(公告)日：2023-08-22
申请号：US17761514
申请日：2021-05-12
Inventor： Yu Zhang , Huiyan Li , Lijin Zhao , Shixin Geng , Bochang Wang
IPC: G02F1/00 , G02F1/13357
CPC classification number: G02F1/133608 , G02F1/133603
Abstract: Disclosed are a curved backlight module and a display device. The curved backlight module includes: an optical film and a lamp board which are oppositely provided, the distance between the optical film and the lamp board being referred to as an optical cavity height; the lamp board is provided with a plurality of lamp bars which extend in a first direction and are arranged in a second direction, a plurality of lamp beads distributed in an array are provided on each of the lamp bars, and the distribution parameters of the lamp beads on each of the lamp bars are the same; and on each of the lamp bars, there is a first distance between two adjacent lamp beads in the first direction, and there is a second distance between two adjacent lamp beads in the second direction.
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24.发明授权公开(公告)号：US11644615B2
公开(公告)日：2023-05-09
申请号：US17556164
申请日：2021-12-20
Inventor： Huiyan Li , Yu Zhang , Bochang Wang , Fuxue Liang , Shixin Geng
IPC: F21V8/00
CPC classification number: G02B6/0091 , G02B6/0055 , G02B6/0088
Abstract: A backlight unit includes: a back plate including a bottom wall and a side wall around a periphery of the bottom wall; a lamp strip including a substrate and lamp beads on the substrate; a light guide plate on a side of the bottom wall provided with the side wall, the lamp strip being on a first side wall of the side wall, and light emitting surfaces of the lamp beads being opposite to a side surface of the light guide plate; and a position limiting and fixing structure between the light guide plate and each of the back plate and the lamp strip, for limiting and fixing a position of the lamp strip relative to the light guide plate to keep a gap between the light emitting surfaces of the lamp beads and a light incident surface of the light guide plate unchanged during turn-over of the backlight unit.
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公开(公告)号：US11616895B2
公开(公告)日：2023-03-28
申请号：US16957463
申请日：2019-12-25
Inventor： Yu Zhang , Xiuyun Chen , Zongze He , Feng Long , Pin Xiao , Yuxuan Chen
Abstract: Disclosed is a method for converting image data. The method includes: acquiring image data of a target image, wherein the image data includes first pixel values of m pixels in the target image, each of the first pixel values includes a first color value of at least one color channel, the first color value being within a target color value interval of the at least one color channel; dividing the target color value interval into n color value partitions; determining a color value partition where the first color value falls from the n color value partitions; and converting the first color value into a second color value according to a position of the first color value in the color value partition, the number of bits occupied by the second color value being less than the number of bits occupied by the first color value.
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Patent Agency Ranking
公开(公告)号：US11300819B2
公开(公告)日：2022-04-12
申请号：US17036444
申请日：2020-09-29
Inventor： Yu Zhang , Huiyan Li , Shixin Geng , Bochang Wang
IPC: G02F1/1333 , G02F1/13357 , G09G3/34
Abstract: A curved surface display device includes a display panel, a first middle frame located on a side of the display panel and configured to support the display panel, a backlight assembly located at a side of the first middle frame away from the display panel and having an optical film and a second middle frame, and a back plate located at a side of the backlight assembly away from the display panel. The back plate includes a bottom plate and a side plate disposed on an edge of the bottom plate; the second middle frame is located at a side of the optical film away from the display panel, and is connected to the bottom plate.
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27.发明授权公开(公告)号：US11150514B2
公开(公告)日：2021-10-19
申请号：US16623516
申请日：2019-04-28
Inventor： Yu Zhang
IPC: G02F1/13357 , G02F1/1335
Abstract: A reflective plate and a manufacturing method thereof, a direct-lit backlight module and a display apparatus are provided. The reflective plate includes: a reflection layer and a photoluminescent layer. The reflection layer includes a peripheral portion, and the peripheral portion includes an inner region and an edge region outside the inner region; and the photoluminescent layer is on the peripheral portion of the reflection layer, covers at least part of the edge region and is configured to emit light under light irradiation.
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28.发明授权公开(公告)号：US10976608B2
公开(公告)日：2021-04-13
申请号：US16680000
申请日：2019-11-11
Inventor： Shixin Geng , Jin Han , Tengfei Wang , Wei Zhang , Hao Zhou , Weihao Hu , Yu Zhang
IPC: G02F1/13357 , G02F1/1335
Abstract: A method for fabricating a backlight source includes determining an n-step MacAdam ellipse in a uniform chromaticity diagram, where n is an integer smaller than or equal to 3; and fabricating the backlight source according to chromaticity coordinates within the n-step MacAdam ellipse to cause chromaticity coordinates of light emitted from different ones of light-emitting diodes of the backlight source to be within the n-step MacAdam ellipse.
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公开(公告)号：US10605596B2
公开(公告)日：2020-03-31
申请号：US16045187
申请日：2018-07-25
Inventor： Cheng Zhou , Zhilong Yuan , Xiaodong Yang , Chunpeng Zhang , Fei Li , Yan Hu , Hongguang Yuan , Chengshih Huang , Guowei Su , Yu Zhang , Zubin Lv
Abstract: The disclosure discloses a method and apparatus for measuring a size of a crystal grain, and a method for fabricating a poly-silicon thin film. The method for measuring the size of the crystal grain includes: obtaining a grain morphology image of a crystalline region of a crystal, and drawing a grain interface diagram according to the grain morphology image; measuring at least one crystal grain in the grain interface diagram, and determining a transverse size and a longitudinal size of each measured crystal grain; and determining a transverse size and a longitudinal size of a crystal grain of the crystal according to the transverse size and the longitudinal size of each measured crystal grain.
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公开(公告)号：US10312655B2
公开(公告)日：2019-06-04
申请号：US15841619
申请日：2017-12-14
Inventor： Yin Xie , Zubin Lv , Yu Zhang , Yongzhou Ling , Yayu Wang , Jingshuai Wang , Chenliang Liu , Rujian Li , Kang Luo
Abstract: An excimer laser generator and an excimer laser annealing equipment are disclosed to improve the convenience of window replacement, improve the replacement efficiency and reduce the gas waste. The excimer laser generator includes a reflector, an active medium cavity and an output mirror arranged in sequence. The active medium cavity has a first opening facing the reflector and a second opening facing the output mirror. The excimer laser generator further includes two replacement units respectively arranged between the first opening and the reflector, and between the second opening and the output mirror. Each of the replacement units includes a support plate and a driving component. The support plate is provided with a plurality of windows, and the driving component is adapted for driving the support plate so that one of the plurality of windows seals a corresponding opening.
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