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公开(公告)号：US12067935B2
公开(公告)日：2024-08-20
申请号：US17762695
申请日：2021-05-07
发明人： Yifan Hou , Tiankuo Shi , Zhihua Ji , Xiaomang Zhang , Xin Duan , Wei Sun , Tao Yang , Chenxi Zhao , Xiangjun Peng , Shuo Zhang , Minglei Chu , Yan Sun , Yanhui Xi
IPC分类号： G09G3/3258 , G09G3/3208 , H01L27/32
CPC分类号： G09G3/3208 , G09G2320/0233 , G09G2320/0242 , G09G2320/041 , G09G2360/16
摘要： A display compensating method, display compensating device, and display device are provided, which relates to field of display and addresses the issues of poor screen uniformity, grayscale relationship change of sub-pixel due to ambient temperature change, and display screen brightness affected by ageing offset of threshold voltage corresponding to the sub-pixel. The display compensating method is applied to the display device, including: converting a received grayscale signal into a brightness signal; performing an optical compensation on a display brightness of the display device based on the brightness signal; converting a corresponding brightness signal on which the optical compensation is performed into a voltage signal; compensating for a threshold voltage corresponding to each sub-pixel in the display device based on the voltage signal; and compensating for operating parameters of the display device for the display device at different operating temperatures.
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公开(公告)号：US11948489B2
公开(公告)日：2024-04-02
申请号：US18137010
申请日：2023-04-20
发明人： Zhaohui Meng , Wei Sun , Wenchao Han , Hong Yang , Lin Cong , Wenjun Xiao
IPC分类号： G09G3/20
CPC分类号： G09G3/20 , G09G2310/0254 , G09G2310/0267 , G09G2310/0275 , G09G2310/0286 , G09G2310/08 , G09G2320/02
摘要： A display panel, a display device and a driving method. The display panel includes a display region and a peripheral region. The display region includes a subpixel unit array having a plurality of rows and a plurality of columns of subpixel units, and the peripheral region includes a gate drive circuit. The display region further includes a plurality of gate lines and a plurality of data lines. The gate drive circuit comprises a plurality of shift register units, and the plurality of gate lines are electrically connected with the plurality of shift register units. The gate drive circuit comprises two shift-register-unit scanning groups, in the shift-register-unit scanning groups, a (k+1)th shift register unit and a (k)th shift register unit form one shift register unit group.
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公开(公告)号：US11615509B2
公开(公告)日：2023-03-28
申请号：US16325930
申请日：2018-09-11
发明人： Bo Gao , Yue Li , Tiankuo Shi , Yafei Li , Wei Sun , Zhihua Ji , Jinxing Liu , Zijiao Xue , Xiangyi Chen
摘要： The present disclosure provides a picture processing method and device, including: an integrated circuit chip IC receiving a to-be-processed picture sent by a graphics processor GPU; the IC pre-processing the to-be-processed picture; the IC performing counter-distortion process on the pre-processed picture; and the IC outputting the picture which is subjected to the counter-distortion process for display.
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公开(公告)号：US11244636B2
公开(公告)日：2022-02-08
申请号：US16647568
申请日：2019-02-27
发明人： Tiankuo Shi , Lingyun Shi , Zhihua Ji , Xin Duan , Wei Sun
摘要： An image display processing method for a display device, an image display processing device, a display device, and a storage medium are provided. The display device includes a backlight unit, the backlight unit includes a plurality of backlight blocks and is driven by a local dimming method. The image display processing method includes: obtaining backlight values of backlight blocks in N rows according to display data, which are transmitted, of pixels corresponding to the backlight blocks in the N rows in a current frame of image; based on the display data of the pixels corresponding to the backlight blocks in the N rows and the backlight values, which are obtained, of the backlight blocks in the N rows, obtaining compensated display data of the pixels corresponding to the backlight blocks in the N rows in the current frame of image.
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公开(公告)号：US20210390916A1
公开(公告)日：2021-12-16
申请号：US17255989
申请日：2020-05-22
发明人： Tiankuo Shi , Lingyun Shi , Xiaomang Zhang , Xin Duan , Wei Sun , Guofeng Hu , Zhihua Ji , Yanhui Xi , Yan Sun , Bin Dai , Yue Li , Yifan Hou , Yilang Sun , Chuanjun Liu , Xue Dong
IPC分类号： G09G3/34
摘要： A display device and a display control method, and the display device includes: a backlight module, a first display panel, and a second display panel, and a processor. The processor is configured to: acquire a pixel grayscale matrix of an image to be displayed; determine desired brightness of each pixel by using a grayscale-brightness curve of the second display panel based on the pixel grayscale matrix; determine set light-emitting brightness of backlight partition according to grayscale information in the pixel grayscale matrix corresponding to the backlight partition; obtain a first corrected brightness of each backlight partition based on light diffusion coefficients of the plurality of backlight partitions; determine a grayscale of pixel unit according to a brightness difference between the first corrected brightness and the desired brightness; obtain a second corrected brightness of the backlight partition.
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公开(公告)号：US11177324B2
公开(公告)日：2021-11-16
申请号：US15781614
申请日：2017-11-02
发明人： Lingyun Shi , Xue Dong , Wei Sun , Xiaochuan Chen , Shengji Yang , Bo Gao , Zijiao Xue , Tiankuo Shi , Yafei Li , Yan Li
IPC分类号： G09G3/3258 , H01L27/32 , G09G3/3233 , H01L51/52
摘要： A display component, a display device and a display control method are provided. The display component includes a plurality of sub-pixel units arranged in a matrix; an inter-transmission connection portion; and a control portion, wherein each sub pixel unit includes a storage capacitor and an inter-transmission switching element, in each sub-pixel unit, the storage capacitor is connected to the inter-transmission connection portion via the inter-transmission switching element, the control portion is configured to execute at least one inter-transmission operation in one frame period.
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公开(公告)号：US11107387B2
公开(公告)日：2021-08-31
申请号：US15780499
申请日：2017-11-02
发明人： Lingyun Shi , Xue Dong , Dong Chen , Wei Sun
IPC分类号： G09G3/20 , G09G3/3225 , G09G3/3275 , G09G3/3233
摘要： A display component, a display device and a display control method are provided. The display component includes a plurality of sub-pixel units arranged in a matrix; a plurality of storage units, arranged in one-to-one correspondence with the plurality of sub-pixel units, wherein, each sub-pixel unit is configured to display according to gray-scale data in a corresponding storage unit; and a control portion, in communication with the plurality of storage units, configured to execute at least one inter-transmission operation within one frame period.
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公开(公告)号：US11011097B2
公开(公告)日：2021-05-18
申请号：US16395652
申请日：2019-04-26
发明人： Wenchao Han , Yifan Song , Wei Sun , Jigang Sun
IPC分类号： G09G3/20
摘要： A method for driving a display panel is disclosed. The display panel includes a plurality of sub-pixels arranged in an array, a plurality of data input ports, a plurality of groups of data lines, and a plurality of groups of selection switches, wherein each group of data lines includes a plurality of data lines coupled to the same data input port through a plurality of selection switches in a corresponding group of selection switches. The method includes: sequentially turning on a plurality of selection switches according to a first sequence when an Mth row of sub-pixels of the display panel is scanned; and sequentially turning on the plurality of selection switches according to a second sequence when an (M+1)th row of sub-pixels of the display panel is scanned, wherein M is a positive integer greater than or equal to 1, and the first sequence is different from the second sequence.
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公开(公告)号：US10884489B2
公开(公告)日：2021-01-05
申请号：US15753455
申请日：2017-08-10
发明人： Tiankuo Shi , Xue Dong , Dong Chen , Xiaomang Zhang , Wei Sun , Hao Zhang , Lingyun Shi , Xiaobo Xie , Zijiao Xue , Bo Gao , Yafei Li , Jinxing Liu , Yan Li , Yue Li , Xiangyi Chen , Shuaishuai Xu , Xiaochuan Chen , Shengji Yang
摘要： The present disclosure provides a processing circuit of a display panel, a display method and a display device. The processing circuit includes: a line-of-sight acquisition module configured to track an eyeball of each eye, to determine a concern region of line of sight on the display panel and a region other than the concern region; a control module configured to acquire original image data of an image to be displayed on the display panel, subject first original image data corresponding to the concern region and/or second original image data corresponding to the other region to treatment, and output first image generation data corresponding to the concern region and second image generation data corresponding to the other region and having a resolution smaller than the first image generation data; and a display signal output module configured to output a display signal to the display panel in accordance with the first image generation data and the second image generation data.
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10.发明授权公开(公告)号：US10796780B2
公开(公告)日：2020-10-06
申请号：US15992948
申请日：2018-05-30
发明人： Yan Li , Bo Gao , Lingyun Shi , Wei Sun , Yang Chen
摘要： A shift register unit and a driving method thereof, a gate driving circuit and a display apparatus. The shift register unit includes an input circuit, a first pull-down circuit, a second pull-down circuit, and an output circuit. In a first state, the first pull-down circuit is configured to pull down the level of a pull-up node, and the second pull-down circuit is configured to pull down a level of the output terminal.
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