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公开(公告)号：US20240304131A1
公开(公告)日：2024-09-12
申请号：US18027103
申请日：2022-03-30
Applicant: BOE TECHNOLOGY GROUP CO., LTD.
Inventor： Zhaohui MENG , Lin CONG , Xin DUAN , Yifan SONG
IPC: G09G3/20
CPC classification number: G09G3/2096 , G09G2310/04 , G09G2320/10 , G09G2340/0435 , G09G2360/18 , G09G2370/00
Abstract: The present disclosure provides a display control method and device, an image processing device and display apparatus, and belongs to the technical field of display. The display control method of the present disclosure includes: determining a data stream format according to data streams for the tth frame of image; determining a dynamic region and image data thereof from the data streams for the tth frame of image when the data stream format is a regional transmission format; and transmitting the image data for the dynamic region and/or the image data for the (t−1)th frame of image in the buffer space to the display assembly according to the end-of-transmission identifier in the data streams for the tth frame of image and the configuration command of the tth frame of image, so that the display assembly refreshes the display image.
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公开(公告)号：US20240298132A1
公开(公告)日：2024-09-05
申请号：US18245592
申请日：2022-05-31
Inventor： Lianghao ZHANG , Zhaoyun GU , Yaqian JI , Wenchao HAN , Xin DUAN , Shuhuan YU
CPC classification number: H04S7/302 , H04R1/028 , H04R5/02 , H04R5/04 , H04R2499/15 , H04S2400/11 , H04S2400/13
Abstract: An audio control method, a control device, a driving circuit and a readable storage medium are provided. The audio control method according to some embodiments of the present disclosure is applicable to the display screen configured with M speakers, and the method includes: obtaining a sound image coordinate of a sound object relative to the display screen; determining N speakers from the M speakers as loudspeakers according to the sound image coordinate and position coordinates of the M speakers relative to the display screen; determining output gains of the N loudspeakers according to distances between the N loudspeakers and a viewer of the display screen and sound attenuation coefficients; and calculating output audio data of the sound object in the display screen according to audio data of the sound object and the output gains of the N loudspeakers, and controlling the M speakers to play the output audio data.
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公开(公告)号：US20240221588A1
公开(公告)日：2024-07-04
申请号：US18286617
申请日：2022-07-01
Applicant: BOE Technology Group Co., Ltd.
Inventor： Shaoru ZHANG , Mingchun LAI , Xin DUAN , Wei SUN , Shuhuan YU
IPC: G09G3/20
CPC classification number: G09G3/2092 , G09G2320/0276 , G09G2320/0673
Abstract: A gamma voltage conversion circuit includes: a first voltage divider circuit having first input terminals and first voltage divider output terminals, wherein each first input terminal is configured to receive a first gamma voltage signal, the first voltage divider circuit is configured to generate first analog voltage signals according to the first gamma voltage signal, and each first voltage divider output terminal is configured to output one of the first analog voltage signals; a Gray code control circuit configured to generate and output a Gray code control signal according to a grayscale value to be displayed; a first encoding circuit configured to generate and output second analog voltage signals according to the Gray code control signal and one of the plurality of first analog voltage signals; and a first output control circuit configured to generate and output an analog grayscale voltage signal according to the second analog voltage signals.
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公开(公告)号：US20240221566A1
公开(公告)日：2024-07-04
申请号：US17913456
申请日：2021-09-15
Inventor： Tiankuo SHI , Xiangjun PENG , Shuo ZHANG , Yan SUN , Xiaomang ZHANG , Xin DUAN , Wei SUN , Shaoru ZHANG
IPC: G09G3/20
CPC classification number: G09G3/20 , G09G2300/026 , G09G2320/0276 , G09G2360/16
Abstract: An image display method includes: obtaining image data of a target image, and obtaining an initial sampling value of a first screen according to the image data, wherein the initial sampling value includes region sampling values of at least two target regions in the first screen, and the region sampling values include a previous region correction value and a current region sampling value; correcting the current region sampling value in a target region sampling value, based on a mapping relationship between the previous region correction value and the target region sampling value, to obtain first data; and determining second data corresponding to a second screen according to the first data, to realize displaying of the target image in a stacked screen according to the first data and the second data, wherein the stacked screen is formed by the first screen and the second screen in an overlapped manner.
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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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Patent Agency Ranking
公开(公告)号：US20230410759A1
公开(公告)日：2023-12-21
申请号：US18036205
申请日：2020-12-22
Applicant: BOE Technology Group Co., Ltd.
Inventor： Shaolei ZONG , Xin DUAN , Jigang SUN , Wei SUN , Rui LIU
CPC classification number: G09G3/3607 , G06F3/14 , G09G2340/0407 , G09G2320/0666
Abstract: A driving method and drive circuit of a display panel, a display panel, and a display device. The method includes: receiving initial image data of a frame to be displayed, the resolution of an initial image corresponding to the initial image data being different from the resolution of a display panel; the initial image data including a plurality of pieces of initial gray scale data for displaying the initial image; according to the initial gray scale data in the initial image data, the resolution of the initial image, and the resolution of the display panel, determining target gray scale data corresponding to panel sub-pixels in the display panel; and driving the display panel to display according to the target gray scale data.
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47.发明申请公开(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：US20220284843A1
公开(公告)日：2022-09-08
申请号：US17555153
申请日：2021-12-17
Inventor： Shaolei ZONG , Jigang SUN , Rui LIU , Wei SUN , Xin DUAN , Junwei ZHANG
IPC: G09G3/20
Abstract: Provided are a shift register unit, a shift register, a display panel and a driving method thereof. The shift register unit includes: an input circuit electrically coupled to an input terminal, a first voltage terminal and a pull-up node; an output circuit electrically coupled to the pull-up node, a first clock terminal, a first scan control terminal, a first output terminal and a second output terminal; and a scan control circuit electrically coupled to the second output terminal, a second voltage terminal and a second scan control terminal. The input circuit is configured to write a first voltage provided by the first voltage terminal into the pull-up node in response to a start signal inputted to the input terminal. The output circuit is configured to output a first clock signal from the first clock terminal via the first output terminal, when the pull-up node is at the first voltage.
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公开(公告)号：US20220166965A1
公开(公告)日：2022-05-26
申请号：US17459747
申请日：2021-08-27
Inventor： Minglei CHU , Yan SUN , Tiankuo SHI , Shuo ZHANG , Xiaomang ZHANG , Wei SUN , Xin DUAN , Rui LIU , Xue DONG
IPC: H04N13/327 , H04N13/324
Abstract: The present disclosure relates to a system for measuring a naked-eye stereoscopic image, a method and apparatus for processing an image and a display device. The system includes: a naked-eye stereoscopic display device, configured to display preset images in sequence; an image acquisition device, configured to obtain monochromatic images by capturing display contents of the naked-eye stereoscopic display device, and send the monochromatic images to a processor; and a processor, configured to acquire at least one preset crosstalk amount to each stereoscopic pixel of the naked-eye stereoscopic display device from each view point according to the monochromatic images, where each of the at least one preset crosstalk amount represents a proportion coefficient that measures how much a view from another view point affects a color value of a view from a target view point.
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公开(公告)号：US20220114944A1
公开(公告)日：2022-04-14
申请号：US17497920
申请日：2021-10-09
Inventor： Xin DUAN , Jigang SUN , Shaolei ZONG , Wei SUN
Abstract: A method for clock calibration is provided. In the technical solution according to the present disclosure, a target driving chip includes a plurality of clock calibration circuits, wherein each of the clock calibration circuits is configured with one clock frequency. Prior to sending a clock calibration signal, a controller sends a reference clock frequency to a driving chip over a configuration instruction, such that the driving chip determines a target clock calibration circuit for clock calibration based on the configuration instruction.
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