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公开(公告)号：US12033592B2
公开(公告)日：2024-07-09
申请号：US17630721
申请日：2020-12-24
Inventor： Shuo Zhang , Tiankuo Shi , Xiaomang Zhang , Yanhui Xi , Zhihua Ji , Yan Sun , Chenxi Zhao , Xiangjun Peng , Yifan Hou , Minglei Chu
CPC classification number: G09G3/3426 , G09G3/3406 , G09G3/342 , G09G3/3607 , G09G5/391 , G09G2300/023 , G09G2320/0626 , G09G2320/0686 , G09G2340/0407 , G09G2340/0428
Abstract: Provided is a method for displaying an image, including acquiring a first target image with a third resolution and a second target image with a fourth resolution; determining a reference grayscale value of each of the backlight sections based on grayscale values of respective pixels in the first image region corresponding to the backlight section; determining grayscale values of respective pixels in a first display image based on grayscale values of respective pixels in the first target image; determining grayscale values of respective pixels in a second display image; driving each of the backlight sources to emit light based on the reference grayscale value of the backlight section where the backlight source is disposed; driving the first display panel to perform display based on the first display image; and driving the second display panel to perform display based on the second display image.
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公开(公告)号：US11941318B2
公开(公告)日：2024-03-26
申请号：US17785717
申请日：2021-04-27
Inventor： Xiaomang Zhang , Xiangjun Peng , Tiankuo Shi , Chenxi Zhao , Shuo Zhang , Yifan Hou , Yan Sun , Li Tian , Jing Liu , Wei Sun , Zhihua Ji , Yanhui Xi
Abstract: The present application provides an audio and video playing system, a playing method and a playing device. The system comprises: a display device; a directional sound output module configured to output a directional sound signal; a tracking element configured to monitor a target visual area and to monitor the target display area on the display screen; and a processor, connected with the directional sound output module and the tracking element respectively, and configured to acquire a first audio and video data to be output in the target display area, display image information of the first audio and video data in the target display area, and output sound information of the first audio and video data to the directional sound output module such that the directional sound output module output a directional sound signal towards the target visual area.
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13.发明授权公开(公告)号：US11852921B2
公开(公告)日：2023-12-26
申请号：US17310849
申请日：2020-03-27
Inventor： Yanhui Xi , Tiankuo Shi , Yan Sun , Xiaomang Zhang , Yifan Hou , Xin Duan , Wei Sun , Ming Chen , Wenchieh Huang , Shaoru Zhang
IPC: G02F1/1335 , G02F1/13 , G09G5/10
CPC classification number: G02F1/133607 , G02F1/1323 , G09G5/10 , G09G2320/0626
Abstract: An alignment deviation detection method and apparatus of a display panel, a data compensation method and apparatus. The method includes: providing a first data signal for causing the dimming screen to display an alignment dimming picture including a first alignment pattern; providing a second data signal for causing the display screen to display an alignment display picture including a second alignment pattern; under a control of the first data signal, making the dimming screen display the alignment dimming picture, and under a control of the second data signal, making the display screen display the alignment display picture; according to a display situation of the second alignment pattern, determining an alignment state between the display screen and the dimming screen. An orthographic projection of the second alignment pattern on the dimming screen is preset to be at least partially aligned with and at least partially deviated from the first alignment pattern.
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公开(公告)号：US20230377526A1
公开(公告)日：2023-11-23
申请号：US17630721
申请日：2021-12-24
Inventor： Shuo Zhang , Tiankuo Shi , Xiaomang Zhang , Yanhui Xi , Zhihua Ji , Yan Sun , Chenxi Zhao , Xiangjun Peng , Yifan Hou , Minglei Chu
CPC classification number: G09G3/3426 , G09G3/3607 , G09G2320/0626 , G09G2340/0407
Abstract: Provided is a method for displaying an image, including acquiring a first target image with a third resolution and a second target image with a fourth resolution; determining a reference grayscale value of each of the backlight sections based on grayscale values of respective pixels in the first image region corresponding to the backlight section; determining grayscale values of respective pixels in a first display image based on grayscale values of respective pixels in the first target image; determining grayscale values of respective pixels in a second display image; driving each of the backlight sources to emit light based on the reference grayscale value of the backlight section where the backlight source is disposed; driving the first display panel to perform display based on the first display image; and driving the second display panel to perform display based on the second display image.
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公开(公告)号：US11074888B2
公开(公告)日：2021-07-27
申请号：US16641908
申请日：2019-04-19
Applicant: BOE TECHNOLOGY GROUP CO., LTD.
Inventor： Bin Dai , Yanhui Xi , Xiaomang Zhang , Yue Li , Zhihua Ji , Tiankuo Shi , Yuxin Bi , Lingyun Shi
Abstract: An image data processing method and apparatus, an image display method and apparatus, and a computer-readable storage medium and a display device. The image data processing method includes: obtaining initial image data of a to-be-displayed image, wherein each pixel in the to-be-displayed image comprises a white sub-pixel and a plurality of color sub-pixels; determining a target stimulus value corresponding to each pixel based on the initial image data, wherein the target stimulus value corresponding to each pixel is negatively correlated with color saturation of each pixel; and updating the initial image data to obtain target image data, wherein a stimulus value of the white sub-pixel of each pixel in the target image data is the target stimulus value corresponding to each pixel.
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Patent Agency Ranking
公开(公告)号：US10909943B2
公开(公告)日：2021-02-02
申请号：US16549229
申请日：2019-08-23
Inventor： Guofeng Hu , Yankai Gao , Hong Liu , Yuxin Bi , Yanhui Xi , Bin Dai , Mingjian Yu , Hong Wang , Donghui Wang
IPC: G09G3/36
Abstract: Provided are a gate drive circuit and a driving method thereof, a display panel and a display device. The gate drive circuit includes a first sub-circuit group and a second sub-circuit group. The first sub-circuit group can drive the mth row to the first row of pixels of the N rows of pixels in the display panel row by row, and the second sub-circuit group can drive the (m+1)th row to the Nth row of pixels row by row. In addition, m is greater than 1 and less than N.
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17.发明授权公开(公告)号：US10832611B2
公开(公告)日：2020-11-10
申请号：US16473543
申请日：2018-11-13
Applicant: BOE TECHNOLOGY GROUP CO., LTD.
Inventor： Yanhui Xi , Bin Dai , Xiaomang Zhang , Yan Sun , Haijun Niu , Kuanjun Peng , Yuxin Bi , Donghui Wang
IPC: G09G3/20
Abstract: The present application provides a multiple primary color conversion method, including: determining color triangles according to color coordinates of a target color; computing grayscale components of l primary colors corresponding to the target color in the color triangles; in step S130, obtaining initial grayscales of l primary colors; in step S140, judging whether there is an overflow grayscale; if yes, then performing step S160, if no, then performing step S150; in step S150, adjusting initial brightness components corresponding to grayscale components of the same primary color as the overflow grayscale, computing grayscale components of l primary colors in color triangles including the primary color of the overflow grayscale, and performing steps S130 and S140; in step S160, determining the initial grayscales of l primary colors as grayscales of l primary colors of the target color.
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公开(公告)号：US12177645B2
公开(公告)日：2024-12-24
申请号：US17800011
申请日：2021-05-21
Inventor： Shuo Zhang , Tiankuo Shi , Xiaomang Zhang , Yanhui Xi , Zhihua Ji , Yan Sun , Chenxi Zhao , Xiangjun Peng , Yifan Hou , Lianghao Zhang , Li Tian , Jing Liu , Wei Sun
IPC: H04S7/00 , G02B30/00 , G06T7/593 , G06T7/73 , G09F9/00 , G09F27/00 , H04N5/64 , H04N13/302 , H04R1/02 , H04R1/34 , H04R1/40 , H04R3/12 , H04R5/02 , H04R5/04
Abstract: A sound-generating device, a display device, a sound-generating controlling method, and a sound-generating controlling device are provided. The sound-generating device includes: a reflection plate which includes a first sound wave reflection face arranged towards a first direction; a plurality of main loudspeakers, the plurality of main loudspeakers are distributed in an array in a preset three-dimensional space, and the preset three-dimensional space is located at one side of the first sound wave reflection face towards a first direction; the plurality of main loudspeakers include first main loudspeakers with a sound-generating direction towards the first direction, and second main loudspeakers with a sound-generating direction towards a second direction, the second direction is an opposite direction of the first direction; and the sound waves emitted by the second main loudspeakers are transmitted to the first sound wave reflection face and can be reflected by the first sound wave reflection face.
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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
Inventor： 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: G09G3/3258 , G09G3/3208 , H01L27/32
CPC classification number: G09G3/3208 , G09G2320/0233 , G09G2320/0242 , G09G2320/041 , G09G2360/16
Abstract: 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：US11308897B2
公开(公告)日：2022-04-19
申请号：US17255989
申请日：2020-05-22
Inventor： 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
Abstract: 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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