Patents by Inventor Xiaomang Zhang

Xiaomang Zhang has filed for patents to protect the following inventions. This listing includes patent applications that are pending as well as patents that have already been granted by the United States Patent and Trademark Office (USPTO).

  • Publication number: 20250142258
    Abstract: The present disclosure provides a display device, a sound-emitting control method, and a sound-emitting control device.
    Type: Application
    Filed: January 2, 2025
    Publication date: May 1, 2025
    Inventors: Minglei CHU, Yanhui XI, Xiaomang ZHANG, Xiangjun PENG, Wenchao HAN, Lianghao ZHANG, Wei SUN, Rui LIU, Xin DUAN, Tiankuo SHI
  • Patent number: 12283029
    Abstract: An image inpainting method includes: acquiring an image to be inpainted based on depth information and texture information of a reference image, the image to be inpainted including at least one region to be inpainted; determining at least one reference block matching the at least one region to be inpainted respectively in the reference image; and inpainting the at least one region to be inpainted by using the at least one reference block to obtain a composite image.
    Type: Grant
    Filed: March 12, 2021
    Date of Patent: April 22, 2025
    Assignees: BOE TECHNOLOGY GROUP CO., LTD., PEKING UNIVERSITY
    Inventors: Yan Sun, Yunhe Tong, Tiankuo Shi, Xue Chen, Yanhui Xi, Yuxin Bi, Anjie Wang, Songchao Tan, Xiaomang Zhang
  • Patent number: 12223621
    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.
    Type: Grant
    Filed: January 25, 2021
    Date of Patent: February 11, 2025
    Assignees: BEIJING BOE OPTOELECTRONICS TECHNOLOGY CO., LTD., BOE TECHNOLOGY GROUP CO., LTD.
    Inventors: Yan Sun, Minglei Chu, Tiankuo Shi, Yanhui Xi, Zhihua Ji, Yifan Hou, Chenxi Zhao, Shuo Zhang, Xiangjun Peng, Xiaomang Zhang, Wei Sun
  • Patent number: 12217385
    Abstract: An image display method, an image processing method, an image processing device, a display system, and a computer-readable storage medium are disclosed. The image processing method is applied to an image processing device and includes: determining a first region in an original image; performing first processing on the first region in the original image to obtain a first processed region; performing second processing on the original image to obtain a second processed region; generating a first image based on the first processed region and the second processed region. A resolution of the first processed region is greater than a resolution of the second processed region.
    Type: Grant
    Filed: January 13, 2022
    Date of Patent: February 4, 2025
    Assignees: BEIJING BOE OPTOELECTRONICS TECHNOLOGY CO., LTD., BOE TECHNOLOGY GROUP CO., LTD.
    Inventors: Tiankuo Shi, Xiaomang Zhang, Xuefeng Wang, Bin Dai, Lingyun Shi, Wei Sun, Bo Gao, Yue Li
  • Patent number: 12211417
    Abstract: The present disclosure provides a 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.
    Type: Grant
    Filed: October 22, 2021
    Date of Patent: January 28, 2025
    Assignees: BEIJING BOE OPTOELECTRONICS TECHNOLOGY CO., LTD., BOE TECHNOLOGY GROUP CO., LTD.
    Inventors: Yifan Hou, Tiankuo Shi, Zhihua Ji, Wei Sun, Xiaomang Zhang, Minglei Chu, Yan Sun, Shuo Zhang, Xiangjun Peng
  • Patent number: 12207066
    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 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.
    Type: Grant
    Filed: May 19, 2021
    Date of Patent: January 21, 2025
    Assignees: Beijing BOE Optoelectronics Technology Co., Ltd., BOE Technology Group Co., Ltd.
    Inventors: Minglei Chu, Yanhui Xi, Xiaomang Zhang, Xiangjun Peng, Wenchao Han, Lianghao Zhang, Wei Sun, Rui Liu, Xin Duan, Tiankuo Shi
  • Patent number: 12205551
    Abstract: A dimming method for a display panel is provided, including: acquiring image data of an image to be displayed; determining initial dimming pixel data of each of dimming pixels according to the image data; determining a dimming pixel to be filtered in the dimming screen according to the initial dimming pixel data of each of dimming pixels; determining a first filtering region according to the determined dimming pixel to be filtered; determining a filtering parameter of each of dimming pixels in the first filtering region according to a relationship between each of dimming pixels in the first filtering region and initial dimming pixel data of each of dimming pixels in the first filtering region; and updating dimming pixel data of the dimming pixel to be filtered according to the filtering parameter of each of dimming pixels in the first filtering region, so as to obtain updated dimming pixel data.
    Type: Grant
    Filed: January 4, 2022
    Date of Patent: January 21, 2025
    Assignees: Beijing BOE Display Technology Co., Ltd., BOE Technology Group Co., Ltd.
    Inventors: Xiangjun Peng, Tiankuo Shi, Shuo Zhang, Yifan Hou, Zhihua Ji, Xiaomang Zhang, Xin Duan, Wei Sun
  • Patent number: 12177645
    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.
    Type: Grant
    Filed: May 21, 2021
    Date of Patent: December 24, 2024
    Assignees: Beijing BOE Optoelectronics Technology Co., Ltd., BOE Technology Group Co., Ltd.
    Inventors: 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
  • Patent number: 12165559
    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.
    Type: Grant
    Filed: July 8, 2022
    Date of Patent: December 10, 2024
    Assignees: Beijing BOE Optoelectronics Technology Co., Ltd., BOE Technology Group Co., Ltd.
    Inventors: Tiankuo Shi, Xin Duan, Minglei Chu, Wei Sun, Xiaomang Zhang, Shuo Zhang, Zhihua Ji, Yan Sun, Xue Dong
  • Patent number: 12133056
    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.
    Type: Grant
    Filed: February 7, 2021
    Date of Patent: October 29, 2024
    Assignees: BEIJING BOE OPTOELECTRONICS TECHNOLOGY CO., LTD., BOE TECHNOLOGY GROUP CO., LTD.
    Inventors: 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
  • Patent number: 12101982
    Abstract: A pixel structure, a driving method thereof, a display panel, and a display apparatus are provided. The pixel structure includes: a plurality of pixel rows and a plurality of pixel columns. Each pixel row includes: sub-pixels of four different colors. The plurality of pixel columns include: a plurality of first pixel columns and a plurality of second pixel columns arranged alternately. Each of the first pixel columns includes: sub-pixels of three of the four different colors. Each of the second pixel columns includes: sub-pixels of another color other than the three of the four different colors.
    Type: Grant
    Filed: April 27, 2021
    Date of Patent: September 24, 2024
    Assignee: BOE Technology Group Co., Ltd.
    Inventors: Zhijian Zhu, Pengcheng Lu, Chenyu Chen, Shengji Yang, Xiaochuan Chen, Yan Sun, Tiankuo Shi, Xiaomang Zhang, Yuanlan Tian, Dacheng Zhang
  • Patent number: 12067935
    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.
    Type: Grant
    Filed: May 7, 2021
    Date of Patent: August 20, 2024
    Assignees: Beijing BOE Optoelectronics Technology Co., Ltd., BOE Technology Group Co., Ltd.
    Inventors: 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
  • Patent number: 12057044
    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.
    Type: Grant
    Filed: September 15, 2021
    Date of Patent: August 6, 2024
    Assignees: BEIJING BOE DISPLAY TECHNOLOGY CO., LTD., BOE TECHNOLOGY GROUP CO., LTD.
    Inventors: Tiankuo Shi, Xiangjun Peng, Shuo Zhang, Yan Sun, Xiaomang Zhang, Xin Duan, Wei Sun, Shaoru Zhang
  • Publication number: 20240249690
    Abstract: A dimming method for a display panel is provided, including: acquiring image data of an image to be displayed; determining initial dimming pixel data of each of dimming pixels according to the image data; determining a dimming pixel to be filtered in the dimming screen according to the initial dimming pixel data of each of dimming pixels; determining a first filtering region according to the determined dimming pixel to be filtered; determining a filtering parameter of each of dimming pixels in the first filtering region according to a relationship between each of dimming pixels in the first filtering region and initial dimming pixel data of each of dimming pixels in the first filtering region; and updating dimming pixel data of the dimming pixel to be filtered according to the filtering parameter of each of dimming pixels in the first filtering region, so as to obtain updated dimming pixel data.
    Type: Application
    Filed: January 4, 2022
    Publication date: July 25, 2024
    Applicants: Beijing BOE Display Technology Co., Ltd., BOE Technology Group Co., Ltd.
    Inventors: Xiangjun Peng, Tiankuo Shi, Shuo Zhang, Yifan Hou, Zhihua Ji, Xiaomang Zhang, Xin Duan, Wei Sun
  • Patent number: 12033592
    Abstract: Provided is a method for displaying an image, including acquiring a first target image with a third resolution and a second target image with a fourth resolution; determining a reference grayscale value of each of the backlight sections based on grayscale values of respective pixels in the first image region corresponding to the backlight section; determining grayscale values of respective pixels in a first display image based on grayscale values of respective pixels in the first target image; determining grayscale values of respective pixels in a second display image; driving each of the backlight sources to emit light based on the reference grayscale value of the backlight section where the backlight source is disposed; driving the first display panel to perform display based on the first display image; and driving the second display panel to perform display based on the second display image.
    Type: Grant
    Filed: December 24, 2020
    Date of Patent: July 9, 2024
    Assignees: BEIJING BOE OPTOELECTRONICS TECHNOLOGY CO. , LTD., BOE TECHNOLOGY GROUP CO. , LTD.
    Inventors: Shuo Zhang, Tiankuo Shi, Xiaomang Zhang, Yanhui Xi, Zhihua Ji, Yan Sun, Chenxi Zhao, Xiangjun Peng, Yifan Hou, Minglei Chu
  • Publication number: 20240221566
    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.
    Type: Application
    Filed: September 15, 2021
    Publication date: July 4, 2024
    Applicants: Beijing BOE Display Technology Co., Ltd., BOE Technology Group Co., Ltd.
    Inventors: Tiankuo SHI, Xiangjun PENG, Shuo ZHANG, Yan SUN, Xiaomang ZHANG, Xin DUAN, Wei SUN, Shaoru ZHANG
  • Publication number: 20240203314
    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.
    Type: Application
    Filed: October 22, 2021
    Publication date: June 20, 2024
    Inventors: Yifan HOU, Tiankuo SHI, Zhihua JI, Wei SUN, Xiaomang ZHANG, Minglei CHU, Yan SUN, Shuo ZHANG, Xiangjun PENG
  • Patent number: 11961479
    Abstract: A display device and a method for driving the display device are described, where the display device includes a plurality of pixel island groups, a plurality of lenses, a positioning module, and a gate driving chip. The plurality of pixel island groups are arranged in array, wherein each of the pixel island groups includes a plurality of pixel islands, and different pixel islands are able to be scanned in different scanning modes. The positioning module is configured to determine a gaze area and a non-gaze area according to gazed coordinates of human eye. The gate driving chip is configured to provide gate driving signals in a first driving manner to sub-pixel units in the gaze area, and provide gate driving signals simultaneously in a second driving manner to sub-pixel units in the non-gaze area during a scanning stage of the sub-pixel units in the non-gaze area.
    Type: Grant
    Filed: December 22, 2020
    Date of Patent: April 16, 2024
    Assignees: Beijing BOE Optoelectronics Technology Co., Ltd., BOE TECHNOLOGY GROUP CO., LTD.
    Inventors: Tiankuo Shi, Wei Sun, Yifan Hou, Zhihua Ji, Xiaomang Zhang, Rui Liu, Jigang Sun, Yuxin Bi, Xue Dong
  • Patent number: 11941318
    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.
    Type: Grant
    Filed: April 27, 2021
    Date of Patent: March 26, 2024
    Assignees: Beijing BOE Optoelectronics Technology Co., Ltd., BOE Technology Group Co., Ltd.
    Inventors: Xiaomang Zhang, Xiangjun Peng, Tiankuo Shi, Chenxi Zhao, Shuo Zhang, Yifan Hou, Yan Sun, Li Tian, Jing Liu, Wei Sun, Zhihua Ji, Yanhui Xi
  • Patent number: 11922848
    Abstract: Provided is a method for compensating a displayed picture in a display screen. The display screen includes a plurality of regions, each of the plurality of regions including a plurality of pixels; the method includes: determining transformation matrices corresponding to pixels in the plurality of regions based on texture complexities of pictures to be displayed in the plurality of regions; acquiring compensated grayscales by compensating grayscales of pixel points in the pictures to be displayed in the plurality of regions based on the transformation matrices corresponding to the pixels in the plurality of regions.
    Type: Grant
    Filed: August 5, 2021
    Date of Patent: March 5, 2024
    Assignees: Beijing BOE Optoelectronics Technology Co., Ltd., BOE Technology Group Co., Ltd.
    Inventors: Tiankuo Shi, Yifan Hou, Xiangjun Peng, Chenxi Zhao, Xiaomang Zhang, Minglei Chu, Xin Duan, Wei Sun, Ming Chen, Lingyun Shi