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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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3.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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4.发明申请公开(公告)号：US20220095070A1
公开(公告)日：2022-03-24
申请号：US17485116
申请日：2021-09-24
Inventor： Yanhui XI , Xiaomang ZHANG , Zhihua JI , Tiankuo SHI , Yan SUN , Shuo ZHANG , Xiangjun PENG , Yifan HOU , Chenxi ZHAO , Minglei CHU
Abstract: A display device, a method for realizing panoramic sound, a non-transitory storage medium are provided. The method includes: performing space model parameter modification on preset space model based on application environment; determining middle audio source information based on video source information as read, determining side audio source information based on video source information and modified space model parameter; determining top audio source information based on sound image position information and side audio source information; controlling middle sound production circuit to produce sound based on middle audio source information, two side sound production circuits to produce sound based on side audio source information, top sound production circuit to produce sound based on top audio source information.
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公开(公告)号：US20210174489A1
公开(公告)日：2021-06-10
申请号：US16850778
申请日：2020-04-16
Inventor： Xiaolei LIU , Minglei CHU , Lili CHEN , Hao ZHANG
Abstract: 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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Patent Agency Ranking
公开(公告)号：US20250142258A1
公开(公告)日：2025-05-01
申请号：US19008548
申请日：2025-01-02
Inventor： Minglei CHU , Yanhui XI , Xiaomang ZHANG , Xiangjun PENG , Wenchao HAN , Lianghao ZHANG , Wei SUN , Rui LIU , Xin DUAN , Tiankuo SHI
Abstract: The present disclosure provides a display device, a sound-emitting control method, and a sound-emitting control device. The device includes: a display screen which includes a first display region, a middle display region, and a second display region; a plurality of sound-emitting units, which include: a plurality of first sound-emitting units, a plurality of second sound-emitting units and a plurality of third sound-emitting units, the orthographic projection of the first sound-emitting units on the plane of the display screen is located in the first display region, the orthographic projection of the second sound-emitting units on the plane of the display screen is located in the second display region, and the orthographic projection of the third sound-emitting units on the plane of the display screen is located in the third display region; the plurality of first sound-emitting units and the plurality of second sound-emitting units respectively include a sound-emitting unit which emits sounds at a first frequency band, a sound-emitting unit which emits sounds at a second frequency band, and a sound-emitting unit which emits sounds at a third frequency band; the first, second, and third frequency bands increase in turn; and all of the plurality of third sound-emitting units are the sound-emitting units emitting sound in the second frequency band.
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7.发明公开公开(公告)号：US20240137484A1
公开(公告)日：2024-04-25
申请号：US18546289
申请日：2021-08-27
Applicant: BOE Technology Group Co., Ltd.
Inventor： Tieshi WANG , Kuanjun PENG , Xue DONG , Chunmiao ZHOU , Tao HONG , Hui ZHANG , Xin DUAN , Minglei CHU , Xiaochuan CHEN , Guangcai YUAN , Jing YU
IPC: H04N13/383 , G09G3/36 , H04N13/246 , H04N13/296 , H04N13/332 , H04N13/398
CPC classification number: H04N13/383 , G09G3/3607 , H04N13/246 , H04N13/296 , H04N13/332 , H04N13/398 , G09G2300/0452 , G09G2300/0804 , G09G2310/0283 , G09G2310/0286 , G09G2354/00
Abstract: Provided in the embodiments of the present disclosure are a display panel, a display apparatus and a driving method therefor, and an image rendering method. The display panel comprises: a first base substrate; a plurality of scanning lines, which are located on one side of the first base substrate, extend in a first direction and are arranged in a second direction, wherein the first direction intersects with the second direction; a plurality of data lines, which are located on the same side of the first base substrate as the scanning lines, extend in the second direction and are arranged in the first direction; and a plurality of sub-pixels, which are respectively located in regions divided by the plurality of scanning lines and the plurality of data lines, wherein the plurality of sub-pixels constitute a plurality of pixel islands, the plurality of pixel islands are dived into a plurality of control regions, each control region comprises at least one pixel island, and each control region is independently driven to emit light.
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公开(公告)号：US20240114118A1
公开(公告)日：2024-04-04
申请号：US17765454
申请日：2021-05-28
Applicant: BOE Technology Group Co., Ltd.
Inventor： Minglei CHU , Xin DUAN , Shuo ZHANG , Yan SUN , Tiankuo SHI , Wei SUN , Kuanjun PENG , Xue DONG , Jiantao LIU
IPC: H04N13/161 , H04N13/15 , H04N13/194 , H04N13/282 , H04N13/302
CPC classification number: H04N13/161 , H04N13/15 , H04N13/194 , H04N13/282 , H04N13/302
Abstract: A multi-viewpoint image processing system includes a processing apparatus and a display apparatus, the processing apparatus includes an acquisition module and an encoding module, wherein the acquisition module is configured to acquire K viewpoint images, and a viewpoint image includes M rows and N columns of pixels; the encoding module is configured to receive the K viewpoint images, encode the K viewpoint images to generate a plurality of encoded images, and send the plurality of encoded images to the display apparatus; the display apparatus is configured to receive the plurality of encoded images and obtain M pieces of display information according to the plurality of encoded images, an i-th piece of display information including i-th rows of pixels of the K viewpoint images, i=1, 2, . . . , M; and perform stereoscopic display according to the M pieces of display information.
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公开(公告)号：US20220223110A1
公开(公告)日：2022-07-14
申请号：US17556678
申请日：2021-12-20
Inventor： Tiankuo SHI , Yifan HOU , Zhihua JI , Xiaomang ZHANG , Wei SUN , Rui LIU , Minglei CHU , Xue DONG , Hao ZHANG , Lili CHEN
IPC: G09G3/3266 , G09G5/00 , G09G3/36
Abstract: A display method, a display device, a display system, and a storage medium are provided. The display method includes: obtaining a first fixation coordinate transmitted by an image acquisition device, and obtaining a second fixation coordinate and a current frame of image that are transmitted by a first processor; performing refresh and display by using the current frame of image; determining a type of the current frame of image, and determining, based on the type, whether the first fixation coordinate changes abnormally; and performing refresh and display by using a previous frame of image for non-fixation region in a case that the first fixation coordinate changes abnormally, and performing refresh and display by using a next frame of image transmitted by the first processor in a case that the first fixation coordinate does not change abnormally.
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公开(公告)号：US20210142507A1
公开(公告)日：2021-05-13
申请号：US16620680
申请日：2019-03-29
Inventor： Zehua DONG , Hao ZHANG , Lili CHEN , Minglei CHU , Jiankang SUN , Ziqiang GUO , Zhanshan MA , Bingxin LIU
Abstract: The present disclosure discloses a spatial positioning method, a spatial positioning device, a spatial positioning system and a computer readable medium. The spatial positioning method includes: capturing a feature image containing multiple feature markers of a to-be-positioned object; determining coordinate positions of respective feature markers in the feature image in an image coordinate system; traversing the respective feature markers in the image coordinate system according to preset multiple standard vector relations, and arbitrarily selecting at least three of the feature markers to calculate vector relations corresponding to the standard vector relations; determining position information of at least three feature markers according to position information corresponding to the standard vector relations in the image coordinate system when it is determined that the calculated vector relations satisfy any standard vector relation.
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