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21.发明申请公开(公告)号：US20200243025A1
公开(公告)日：2020-07-30
申请号：US16611444
申请日：2019-04-04
Applicant: BOE TECHNOLOGY GROUP CO., LTD.
Inventor： Yanhui XI , Yuxin BI , Bin DAI , Xiaomang ZHANG , Lingyun SHI
IPC: G09G3/34
Abstract: The present disclosure provides a dimming method for an LCD device. The LCD device includes a dimming screen and a display screen. The dimming screen is divided into N×M dimming areas, and the display screen is also divided into N×M display areas. N and M are respectively positive integers greater than or equal to 1. The dimming areas correspond to the display areas in a one-to-one relationship. The dimming method includes determining a regional eigenvalue of each of the dimming areas according to image data, determining a dimming brightness of each of the dimming areas according to each regional eigenvalue, and dimming each of the dimming areas according to each dimming brightness. The present disclosure also provides a dimming screen for use in the dimming method and an LCD device using the dimming method.
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22.发明申请公开(公告)号：US20200226965A1
公开(公告)日：2020-07-16
申请号：US16482107
申请日：2018-09-27
Applicant: BOE TECHNOLOGY GROUP CO., LTD.
Inventor： Yanhui XI , Bin DAI , Xiaomang ZHANG , Yan SUN , Kuanjun PENG , Haijun NIU , Xiaolong LI , Donghui WANG
IPC: G09G3/20
Abstract: Disclosed is a primary color conversion method, which may expand primary color signals that are applicable to a display device. The primary color conversion method includes: acquiring color coordinates and a brightness value of a first color in a first color gamut having M primary colors according to gray-scale values of the M primary colors corresponding to the first color; and mapping the color coordinates and the luminance value of the first color in the first color gamut to color coordinates and a brightness value of a second color corresponding to the first color in a second color gamut having N primary colors. 3≤M, 3≤N, M is different from N, and M and N are positive integers.
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公开(公告)号：US20200218340A1
公开(公告)日：2020-07-09
申请号：US15753455
申请日：2017-08-10
Inventor： 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
Abstract: 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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24.发明申请公开(公告)号：US20200143732A1
公开(公告)日：2020-05-07
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：US20200027421A1
公开(公告)日：2020-01-23
申请号：US16400597
申请日：2019-05-01
Applicant: BOE TECHNOLOGY GROUP CO., LTD.
Inventor： Yan SUN , Xiaomang ZHANG , Yanhui XI , Chuan SHUAI , Bin DAI
Abstract: A data processing method, an image display driving method, a data processing device, a display panel and a computer-readable storage medium are provided. The data processing method includes: based on input RGB grayscale values, calculating a chromaticity coordinate of the input RGB grayscale values on a chromaticity diagram, in which the chromaticity diagram includes a white basic point; calculating to obtain intermediate grayscale values containing a white component, based on the input RGB grayscale values and according to a position relationship between the chromaticity coordinate and the white basic point; and adjusting the intermediate grayscale values to obtain output RGBW grayscale values.
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Patent Agency Ranking
26.发明公开公开(公告)号：US20240071280A1
公开(公告)日：2024-02-29
申请号：US18274218
申请日：2022-07-08
Inventor： Tiankuo SHI , Xin DUAN , Minglei CHU , Wei SUN , Xiaomang ZHANG , Shuo ZHANG , Zhihua JI , Yan SUN , Xue DONG
IPC: G09G3/20
CPC classification number: G09G3/2074 , G09G2300/0452 , G09G2300/0465 , G09G2320/028 , G09G2340/0407
Abstract: A display method comprises: acquiring multiple frames of images to be displayed, one frame of two adjacent frames of the images to be displayed being an image in an odd-numbered row, the other frame being an image in an even-numbered row, the resolution of the image in the odd-numbered row being M*(a*N), the resolution of the image in the even-numbered row being M*(a*N) or (M−1)*(a*N), and a being 1 or 2; and causing an odd-numbered display group to display the image in the odd-numbered row, and causing an even-numbered display group to display the image in the even-numbered row, the odd-numbered display group comprising M*(a*N) odd-numbered display units, the even-numbered display group comprising (M−1)*(a*N) even-numbered display units, the odd-numbered display unit in the i-th row comprising a first sub-pixel, a second sub-pixel, and a third sub-pixel in a pixel unit in the i-th row.
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27.发明公开公开(公告)号：US20230156402A1
公开(公告)日：2023-05-18
申请号：US17619923
申请日：2021-02-07
Inventor： Yanhui XI , Xiaomang ZHANG , Wenchao HAN , Yaqian JI , Wei SUN , Minglei CHU , Xiangjun PENG , Tiankuo SHI , Zhihua JI , Yan SUN , Yifan HOU , Chenxi ZHAO , Shuo ZHANG
CPC classification number: H04R3/04 , H04R1/028 , H04R3/12 , H04R1/227 , H04R1/403 , H04R2499/15 , H04R2201/401
Abstract: A display device, a sound producing control method, a method and device for determining parameters. The display device includes a plurality of exciters arranged on the display panel, the display panel producing sound on a screen through the plurality of exciters; wherein, the plurality of the exciters are formed as at least one sound producing unit, each sound producing unit includes at least two exciters, and each exciter in the same sound producing unit is connected to a same audio signal input end, in one sound producing unit, a signal filter is provided on an audio transmission line from the audio signal input end to at least one exciter, and used for low frequency compensation of a sound produced by the entire sound producing unit.
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公开(公告)号：US20230088530A1
公开(公告)日：2023-03-23
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
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：US20230075878A1
公开(公告)日：2023-03-09
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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公开(公告)号：US20220345723A1
公开(公告)日：2022-10-27
申请号：US17764359
申请日：2021-05-08
Inventor： Zhihua JI , Tiankuo SHI , Xiaomang ZHANG , Chingwen KUNG , Rui LIU , Yifan HOU , Minglei CHU , Yanhui XI , Yan SUN , Chenxi ZHAO , Xiangjun PENG , Shuo ZHANG
IPC: H04N19/172 , H04N19/176
Abstract: The present disclosure provides an image compression method, including steps of: acquiring a human-eye fixation point on an original image, and determining a fixation region and a non-fixation region of the original image according to the human-eye fixation point; and compressing the non-fixation region, and generating a compressed image according to the fixation region and the compressed non-fixation region. The present disclosure also provides an image display method, an image compression apparatus, an image display apparatus, and a computer readable medium.
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