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公开(公告)号：US20220171239A1
公开(公告)日：2022-06-02
申请号：US17499146
申请日：2021-10-12
发明人： Yaodong WANG , Qin XIN , Yangli ZHENG , Xiaoping ZHANG , Jian REN , Luo ZHANG , Siqi YIN , Fangyi LIU , Litao FAN , Zhenguo ZHOU
IPC分类号： G02F1/13357 , F21V8/00
摘要： The disclosure relates to the technical field of liquid crystal display, and discloses a backlight module and a display device. The backlight module includes a light guide plate and a plurality of light emitting diodes arranged in a first direction, where the light guide plate is provided with a first region and a second region along a second direction, and the first direction and the second direction intersect with each other; and dots of the first region include a plurality of isolated cluster structures, and a dot density between any two adjacent cluster structures is lower than a dot density of each of the cluster structures.
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公开(公告)号：US11344891B2
公开(公告)日：2022-05-31
申请号：US16768558
申请日：2019-11-13
发明人： Yingying Zhao , Peizhi Cai , Le Gu , Fengchun Pang , Yue Geng , Yuelei Xiao , Haochen Cui , Nan Zhao , Hui Liao , Wenliang Yao , Chuncheng Che
IPC分类号： B01L3/00
摘要： The present disclosure provides a microfluidic chip, including: first base substrate and a second base substrate opposite to each other; first electrode and second electrode between the first base substrate and the second base substrate and configured to control droplet to move between the first base substrate and the second base substrate according to voltages applied on the first electrode and the second electrode; light guide component configured to guide light propagating in the first base substrate to the droplet; shading component and detection component, shading component having light transmission regions spaced from each other, light transmission regions being configured to transmit light passing through the droplet to the detection component, wherein detection component is on second base substrate and is configured to obtain property of the droplet according to an intensity of the light passing through droplet and received from the light transmission regions.
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公开(公告)号：US11344889B2
公开(公告)日：2022-05-31
申请号：US16603648
申请日：2019-04-26
发明人： Haochen Cui , Peizhi Cai , Chuncheng Che , Fengchun Pang , Yingying Zhao , Yue Geng , Le Gu , Nan Zhao , Yuelei Xiao , Hui Liao
摘要： The embodiments of the present disclosure relate to a microfluidic chip. The microfluidic chip may include a substrate. The substrate may include an electrode layer on a base substrate, a dielectric layer on the electrode layer, and a lyophobic layer on the dielectric layer. The electrode layer may include a plurality of electrode units. Each of the plurality of electrode units may be configured to realize both droplet detection and droplet driving in response to a detection signal and a driving signal respectively.
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公开(公告)号：US20220166965A1
公开(公告)日：2022-05-26
申请号：US17459747
申请日：2021-08-27
发明人： Minglei CHU , Yan SUN , Tiankuo SHI , Shuo ZHANG , Xiaomang ZHANG , Wei SUN , Xin DUAN , Rui LIU , Xue DONG
IPC分类号： H04N13/327 , H04N13/324
摘要： The present disclosure relates to a system for measuring a naked-eye stereoscopic image, a method and apparatus for processing an image and a display device. The system includes: a naked-eye stereoscopic display device, configured to display preset images in sequence; an image acquisition device, configured to obtain monochromatic images by capturing display contents of the naked-eye stereoscopic display device, and send the monochromatic images to a processor; and a processor, configured to acquire at least one preset crosstalk amount to each stereoscopic pixel of the naked-eye stereoscopic display device from each view point according to the monochromatic images, where each of the at least one preset crosstalk amount represents a proportion coefficient that measures how much a view from another view point affects a color value of a view from a target view point.
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95.发明申请公开(公告)号：US20220164966A1
公开(公告)日：2022-05-26
申请号：US17349952
申请日：2021-06-17
发明人： Yachong XUE , Hao ZHANG , Lili CHEN , Jiankang SUN , Guixin YAN , Xiaolei LIU , Yaoyu LV , Menglei ZHANG , Xinkai LI
摘要： A method for tracking eye gaze, a system, a processing device and a computer readable storage medium are provided. The method includes: acquiring original images acquired by multiple image acquisition devices, splicing the multiple original images into a spliced image, and determining a responsible region of each image acquisition device in the spliced image; performing preliminary face locating on the spliced image, and determining one or more original images corresponding to a preliminarily located face position according to the preliminarily located face position and the responsible region; and performing secondary face locating on the one or more determined original images to obtain face pose information and a positional relation of pupils with respect to human eyes, and calculating coordinates of gaze points of the human eyes according to the obtained face pose information and the positional relation of the pupils with respect to the human eyes.
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公开(公告)号：US11341655B2
公开(公告)日：2022-05-24
申请号：US16538091
申请日：2019-08-12
发明人： Qingwen Fan , Bin Zhao , Yukun Sun , Jinghua Miao , Xuefeng Wang , Wenyu Li , Jinbao Peng , Jianwen Suo , Xi Li , Zhifu Li , Lili Chen , Hao Zhang
摘要： An image processing method according to some embodiments of the present disclosure includes: obtaining rendering durations of images of M frames; determining whether the rendering durations of the images of the M frames match a motion gesture requirement; if yes, controlling a difference Δt between a rendering start timing of the image of each frame and a warp processing start timing of the image of a corresponding frame to be less than or equal to a preset difference Δtaim; otherwise, setting a system frame rate to make the rendering duration of the image of each frame match the motion gesture requirement.
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公开(公告)号：US20220157219A1
公开(公告)日：2022-05-19
申请号：US17424519
申请日：2020-09-30
发明人： Jing Zhao , Xiuyun Chen , Yehao Zhang , Dapeng Liang , Meng Shi , Yadong Huang , Zhenguo Xu
IPC分类号： G09G3/20
摘要： A method of driving a display panel, a driving circuit of a display panel, and a display panel are disclosed. The display panel includes a multiplexing unit and a plurality of pixels arranged in an array of M rows and N columns, the multiplexing unit includes a plurality of thin film transistors, and each thin film transistor includes a gate electrode applied with a multiplexing unit gate signal. The method includes: acquiring a plurality of data signals for driving i-th row of pixels, where 1≤i≤M; generating multiplexing unit gate signals for respective thin film transistors of the multiplexing unit based on the plurality of data signals; and applying the multiplexing unit gate signals to gate electrodes of the respective thin film transistors, so that the respective thin film transistors are turned on or turned off. The multiplexing unit gate signals change according to changes of the plurality of data signals.
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公开(公告)号：US11335283B2
公开(公告)日：2022-05-17
申请号：US16483541
申请日：2018-10-25
发明人： Chenru Wang , Yali Liu , Hao Zhang , Lili Chen , Ruijun Dong , Xuebing Zhang , Ke Li
IPC分类号： G09G3/34 , G09G3/36 , G02F1/1335 , G02F1/1343 , G02F1/155
摘要： A display device and a display method thereof, and a display equipment are disclosed. The display device includes a display panel and a light transmittance adjusting layer, the display panel includes a plurality of pixel regions, the light transmittance adjusting layer is stacked with the display panel, and the light transmittance adjusting layer is configured to adjust display brightness of the plurality of pixel regions.
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公开(公告)号：US11334981B2
公开(公告)日：2022-05-17
申请号：US16850778
申请日：2020-04-16
发明人： Xiaolei Liu , Minglei Chu , Lili Chen , Hao Zhang
摘要： A method for detecting a screen is provided, which may improve detection accuracy of defective sub-pixels in the display screen. The method includes: obtaining an image of a screen to be detected; performing Gabor filtering on the image of the screen to be detected to obtain a plurality of Gabor filtered images; performing image fusion on the plurality of Gabor filtered images to obtain a fused image; segmenting the fused image by using different gray thresholds to obtain segmented images; and performing defect detection according to the segmented images to determine whether there is a defective sub-pixel in the screen to be detected. A value range of different gray thresholds is within a gray value range of the fused image.
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公开(公告)号：US11320678B2
公开(公告)日：2022-05-03
申请号：US16329506
申请日：2018-07-24
发明人： Ying Wang , Tien Lun Ting , Xue Cao , Chuncheng Che , Hailin Xue , Xibin Shao , Peizhi Cai
IPC分类号： G02F1/13 , G02F1/1337 , G01L1/24 , G01L11/02 , G02F1/137
摘要： A pressure sensor and a pressure detecting method are provided, the pressure sensor includes a liquid crystal cell including a cholesteric liquid crystal layer, a liquid crystal state detector module and a pressure finder module, and the liquid crystal cell includes a pressure receiving surface. The liquid crystal state detector module is configured to detect a liquid crystal arrangement state in the cholesteric liquid crystal layer in a situation where a pressure is applied on the pressure receiving surface of the liquid crystal cell; the pressure finder module is configured to find a value of the pressure corresponding to the liquid crystal arrangement state from a pre-stored correspondence table.
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