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1.发明公开公开(公告)号：US20240319537A1
公开(公告)日：2024-09-26
申请号：US18641465
申请日：2024-04-22
Applicant: BOE Technology Group Co., Ltd.
Inventor： Huiling XUE , Yifan HOU , Shuo ZHANG , Xiangjun PENG , Qiong WU , Xin DUAN , Wei SUN
IPC: G02F1/13357 , G09G3/34
CPC classification number: G02F1/133606 , G02F1/133603 , G09G3/342 , G09G2330/021 , G09G2360/16
Abstract: Disclosed is a backlight diffusion parameter generation method, including: selecting and measuring illumination diffusion data of at least one light emitting region in a plurality of light emitting regions, the illumination diffusion data includes brightness data of a plurality of pixels on a display panel and distance data between positions corresponding to the plurality of pixels and a position where an illuminated light emitting region is located when only one of the light emitting regions is illuminated; preprocessing the illumination diffusion data to obtain an effective pixel; performing function fitting according to data corresponding to a plurality of effective pixels to obtain a point spread function representing a relationship between diffusion brightness and a diffusion distance; and storing a backlight diffusion parameter lookup table, which includes a plurality of sub-tables, each sub-table corresponds to one or more light emitting regions affected when only one light emitting region is illuminated.
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公开(公告)号：US20240046836A1
公开(公告)日：2024-02-08
申请号：US18265643
申请日：2020-12-11
Inventor： Xiangjun PENG , Tiankuo SHI , Chenxi ZHAO , Yifan HOU , Shuo ZHANG , Yan SUN , Zhihua JI , Yanhui XI , Wei SUN , Xin DUAN
IPC: G09G3/20
CPC classification number: G09G3/2003 , G09G2340/06 , G09G2320/0666 , G09G2320/0233 , G09G2320/0242
Abstract: An image processing method and apparatus, an electronic device and a storage medium are provided. The method includes: obtaining an original image, and for each of pixels in the original image, converting first color data of the pixel into second color data corresponding to a set color space (S12); calculating a feature weighted value of the pixel according to the second color data and a preset rule (S14); and determining a uniformity of the pixels based on the feature weighted values to mark the pixels (S16).
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公开(公告)号：US20230049237A1
公开(公告)日：2023-02-16
申请号：US17790749
申请日：2021-08-05
Inventor： Tiankuo SHI , Yifan HOU , Xiangjun PENG , Chenxi ZHAO , Xiaomang ZHANG , Minglei CHU , Xin DUAN , Wei SUN , Ming CHEN , Lingyun SHI
IPC: G09G3/20
Abstract: Provided are a method, apparatus and device for compensating a display screen and a display screen driver board, which belong to the technical field of display. The method comprises: according to the texture complexity of a screen to be displayed by each region (10) among a plurality of regions (10), determining a conversion matrix corresponding to pixels in each region (10)(101); and performing grayscale compensation on pixel points of the screen in each region (10) by using the conversion matrix corresponding to the pixels in each region (10) to obtain a compensated grayscale (102); wherein the compensated grayscale is configured to control the screen display of the plurality of regions (10), so that the uniformity of the screens displayed in a first screen is higher than the uniformity of the screens displayed in a second screen, and the texture complexity of the first screen is lower than the texture complexity of the second screen, the first region and the second region each being one among the plurality of regions (10).
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公开(公告)号：US20240272335A1
公开(公告)日：2024-08-15
申请号：US18570138
申请日：2021-06-18
Applicant: BOE TECHNOLOGY GROUP CO., LTD.
Inventor： Qiuyu LING , Wei WANG , Tiankuo SHI , Yifan HOU , Xianqin MENG , Weiting PENG , Xiaochuan CHEN
IPC: G02B3/00 , G02B27/01 , G09G3/3225 , H10K59/35 , H10K59/80
CPC classification number: G02B3/0056 , G09G3/3225 , H10K59/879 , G02B27/0172 , G09G2320/028 , H10K59/351 , H10K59/353
Abstract: A near-eye display apparatus, including: a display screen including pixel island groups each including at least one pixel island which each includes pixel units; a micro-lens array disposed on a light-emitting side of the display screen, and including micro-lenses each corresponding to one pixel island, each micro-lens being configured for imaging an image displayed by the pixel island corresponding thereto; an imaging lens group disposed on a side of the micro-lens array away from the display screen and configured for collimating imaging light of the micro-lenses, the pixel island groups are configured for displaying partial images which form a complete image, and imaging field of view angles formed by outgoing light rays, of the pixel island groups adjacent to each other, passing through the micro-lenses corresponding to the pixel island groups and the imaging lens group are continuous with each other. A display method is further provided.
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公开(公告)号：US20210193018A1
公开(公告)日：2021-06-24
申请号：US16916762
申请日：2020-06-30
Inventor： Zhiheng ZHOU , Tiankuo SHI , Yue LI , Xiaomang ZHANG , Jingpeng ZHAO , Yifan HOU , Zhihua JI , Yilang SUN , Yifang CHU , Chuanjun LIU , Xin DUAN , Lingyun SHI
IPC: G09G3/20
Abstract: The present disclosure provides an image processing method and a display device including rows of actual pixels each including actual sub-pixels, and starting positions of actual sub-pixels in odd-numbered and even-numbered rows are staggered by a distance of half of an actual sub-pixel. The method includes: determining rows of theoretical pixels corresponding to a to-be-displayed image, each theoretical pixel including theoretical sub-pixels, each actual pixel corresponding to at least two theoretical pixels; calculating grayscale data of each actual sub-pixel in a manner of: for a target actual pixel, determining a rendering mode for calculating grayscale data of each actual sub-pixel of the target actual pixel according to whether there is a specified detail feature in a pixel area where target theoretical pixels corresponding to the target actual pixel are located, different rendering modes are employed when there is or there is not a specified detail feature in the pixel area.
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Patent Agency Ranking
6.发明申请公开(公告)号：US20200279534A1
公开(公告)日：2020-09-03
申请号：US16558916
申请日：2019-09-03
Abstract: An image display processing method for a display device, an image display processing device, a display device, and a non-volatile storage medium are provided. The display device includes a display panel and a backlight unit which includes a plurality of backlight blocks and is driven in a local dimming mode. The method includes: determining a first display area and a second display area of the display panel; obtaining backlight values of the backlight blocks, and calculating compensated display data of respective pixels corresponding to the backlight blocks based on the backlight values of the backlight blocks; and adjusting compensated display data of at least one first pixel comprised in the first display area to obtain adjusted display data of the at least one first pixel. A display resolution of the first display area is larger than a display resolution of the second display area.
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公开(公告)号：US20240363054A1
公开(公告)日：2024-10-31
申请号：US18247444
申请日：2022-04-28
Inventor： Tao YANG , Zhitao ZHANG , Xiurong WANG , Qibing GU , Mengmeng WANG , Yifan HOU , Shicai CAO
IPC: G09G3/32
CPC classification number: G09G3/32 , G09G2320/0233 , G09G2320/0247 , G09G2330/021
Abstract: Embodiments of the present disclosure provide a circuit component, an electronic device and a driving method. The circuit component includes: an input end and at least one signal channel end, wherein the input end is configured to receive an ith image signal at a first frequency, and i is a positive integer. The circuit component includes a logic control circuit, configured to generate an ith drive control signal based on the ith image signal and repeatedly send the ith drive control signal at a second frequency, wherein the ith drive control signal is configured to control a current flowing through the at least one signal channel end.
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公开(公告)号：US20240203314A1
公开(公告)日：2024-06-20
申请号：US17913289
申请日：2021-10-22
Inventor： Yifan HOU , Tiankuo SHI , Zhihua JI , Wei SUN , Xiaomang ZHANG , Minglei CHU , Yan SUN , Shuo ZHANG , Xiangjun PENG
IPC: G09G3/20
CPC classification number: G09G3/2074 , G09G2320/0271 , G09G2320/0626 , G09G2330/021
Abstract: The present disclosure provides a driving method of a display panel, including: determining a target region and a non-target region in the display panel; dividing the target region into a plurality of target sub-regions, and dividing the non-target region into a plurality of non-target sub-regions, wherein an area of the target sub-region is less than that of the non-target sub-region; determining brightness compensation values of each target sub-region and each non-target sub-region according to a gray scale value of each pixel in an input image; determining a compensated brightness of each pixel unit in the display panel according to the gray scale value of each pixel in the input image, the brightness compensation values of each target sub-region and each non-target sub-region; and driving each pixel unit in the display panel to emit light according to the compensated brightness of each pixel unit in the display panel.
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公开(公告)号：US20240054950A1
公开(公告)日：2024-02-15
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: G09G3/3208
CPC classification number: G09G3/3208 , G09G2320/0233 , G09G2360/16 , G09G2320/041 , G09G2320/0242
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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10.发明公开公开(公告)号：US20230162338A1
公开(公告)日：2023-05-25
申请号：US17614120
申请日：2021-01-25
Inventor： Yan SUN , Minglei CHU , Tiankuo SHI , Yanhui XI , Zhihua JI , Yifan HOU , Chenxi ZHAO , Shuo ZHANG , Xiangjun PENG , Xiaomang ZHANG , Wei SUN
CPC classification number: G06T5/50 , G06T7/55 , G06T7/13 , G06T2207/10028 , G06T2207/20221
Abstract: The present disclosure provides a virtual viewpoint synthesis method, including: pre-processing a depth image with zero parallax corresponding to an original image to obtain a processed depth image; generating virtual viewpoint images corresponding to a plurality of virtual viewpoints respectively according to the processed depth image and the original image; and filling holes in the virtual viewpoint image to generate a plurality of filled virtual viewpoint images. The present disclosure further provides an electronic apparatus and a computer-readable medium.
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