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公开(公告)号：US20200160768A1
公开(公告)日：2020-05-21
申请号：US16399510
申请日：2019-04-30
Applicant: BOE Technology Group Co., Ltd.
Inventor： Donghui WANG , Hong WANG , Lijun YUAN , Yanhui XI , Haoliang ZHENG , Yuxin BI
IPC: G09G3/20
Abstract: The present disclosure discloses a source driving circuit and a display panel. The source driving circuit includes a plurality of driving sub-circuits, and each of the plurality of driving sub-circuits includes: a driver, including a plurality of source channels; a plurality of switches, first terminals of the plurality of switches are electrically connected to a plurality of data lines of a display panel in one-to-one correspondence, wherein each of the plurality of source channels is electrically connected to second terminals of at least two of the plurality of switches; and a control line, electrically connected to control terminals of the plurality of switches. Sub-pixels corresponding to data lines that are electrically connected to a same source channel through the switches have the same polarity and the same color.
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12.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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14.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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Patent Agency Ranking
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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18.发明申请公开(公告)号：US20220309984A1
公开(公告)日：2022-09-29
申请号：US17428846
申请日：2020-03-27
Inventor： Yanhui XI , Tiankuo SHI , Yan SUN , Xiaomang ZHANG , Yifan HOU , Xin DUAN , Wei SUN , Ming CHEN , Yifang CHU , Lingyun SHI
Abstract: A display data processing method of a display device, a display device, an electronic device, and a storage medium are disclosed. The display data processing method includes: in response to a case where a frequency of the dimming screen is consistent with a frequency of the display screen: determining a first gray-scale value of the first dimming pixel according to a plurality of input gray-scale values, which are in one-to-one correspondence with the plurality of first display pixels, in an input image; determining a second gray-scale value of the first dimming pixel according to the first gray-scale value of the first dimming pixel and a noise reduction function, where the noise reduction function is a monotonically increasing function in an interval (0, 1), and has an intersection point P(x0, y0) with a function y=x in a case where x is in the interval (0, 1), and in a case where x is in an interval (0, x0), a function value of the noise reduction function is less than a function value y of the function y=x; obtaining a dimming gray-scale value of the first dimming pixel based on the second gray-scale value of the first dimming pixel; and determining a plurality of target gray-scale values corresponding to the plurality of first display pixels according to the plurality of input gray-scale values and the dimming gray-scale value of the first dimming pixel.
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公开(公告)号：US20210335184A1
公开(公告)日：2021-10-28
申请号：US16337741
申请日：2018-11-13
Applicant: BOE TECHNOLOGY GROUP CO., LTD.
Inventor： Yanhui XI , Bin DAI , Xiaomang ZHANG , Haijun NIU , Kuanjun PENG , Xiaolong LI , Donghui WANG , Yan SUN
Abstract: A multi-primary color conversion method is provided to include: establishing a spatial gamut model of a display panel; determining a target peripheral surface corresponding to the target color according to the color coordinates of the target color and color coordinates of a color corresponding to each vertex of each peripheral surface; obtaining reference gray scales of a part of primary colors of the target color according to gray scales of the primary colors of a color corresponding to each vertex of the target peripheral surface; obtaining reference gray scales of the rest primary colors of the target color and a reference luminance of the target color; and respectively converting the reference gray scales of the plurality of primary colors of the target color into target gray scales according to a proportional relationship between the reference luminance and the target luminance of the target color.
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公开(公告)号：US20200043396A1
公开(公告)日：2020-02-06
申请号：US16397185
申请日：2019-04-29
Applicant: BOE Technology Group Co., Ltd.
Inventor： Bin DAI , Yanhui XI , Xiaomang ZHANG , Yan SUN , Yue LI , Yuxin BI , Yankai GAO
Abstract: The disclosure relates to a method and apparatus for converting a grayscale, and a display device, where color coordinates of respective pixel elements are determined according to grayscales corresponding to red sub-pixels, green sub-pixels, and blue sub-pixels in the respective pixel elements in image data of a frame to be displayed, and then the distances between the color coordinates of the respective pixel elements, and color coordinates of a preset white pixel on the panel, in a CIE chroma graph are determined; and the maximum grayscales of white sub-pixels in the respective pixel elements are further determined according to the respective determined distances and a preset segmentation function.
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