Patents by Inventor Xin Duan

Xin Duan 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).

  • Patent number: 12367803
    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.
    Type: Grant
    Filed: July 1, 2022
    Date of Patent: July 22, 2025
    Assignee: BOE TECHNOLOGY GROUP CO., LTD.
    Inventors: Shaoru Zhang, Mingchun Lai, Xin Duan, Wei Sun, Shuhuan Yu
  • Patent number: 12355934
    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.
    Type: Grant
    Filed: May 28, 2021
    Date of Patent: July 8, 2025
    Assignee: BOE Technology Group Co., Ltd.
    Inventors: Minglei Chu, Xin Duan, Shuo Zhang, Yan Sun, Tiankuo Shi, Wei Sun, Kuanjun Peng, Xue Dong, Jiantao Liu
  • Patent number: 12353339
    Abstract: A data transfer method, a data transfer device and a computer readable storage medium. The data transfer device comprises at least one first-stage memory, at least one second-stage memory and at least one third-stage memory which are connected in sequence. The data transfer method comprises: receiving a first input comprising a number of input lanes and/or a number of output lanes; selecting a corresponding second-stage memory and controlling a first read signal and a second read signal, according to the number of input lanes and/or the number of output lanes; storing data of the input lanes through the at least one first-stage memory; reading data of the first-stage memory and writing the data into the corresponding second-stage memory when the first read signal is enabled; and reading data of the corresponding second-stage memory and writing the data into the third-stage memory when the second read signal is enabled.
    Type: Grant
    Filed: March 28, 2022
    Date of Patent: July 8, 2025
    Assignees: Chongqing BOE Optoelectronics Technology Co., Ltd., BOE Technology Group Co., Ltd.
    Inventors: Wentao Zhu, Gaoming Sun, Jingchao Yuan, Zhiheng Zhou, Hongxin Pan, Jingpeng Zhao, Xin Duan
  • Patent number: 12339540
    Abstract: A driving assembly includes a main control chip, a circuit selection chipset and a channel chipset. The circuit selection chipset includes more than one circuit selection chip used to be electrically connected with each light source voltage line in one-to-one correspondence, and is configured to enable each circuit selection chip to load the light source voltage to the connected light source voltage line one by one under control of the main control chip; the channel chipset includes more than one channel control chip, each channel control chip is used to be electrically connected with one or more channel lines; the channel chipset is configured to enable the channel control chip to control driving current on each connected channel line under control of the main control chip.
    Type: Grant
    Filed: June 29, 2022
    Date of Patent: June 24, 2025
    Assignees: Beijing BOE Display Technology Co., Ltd., BOE Technology Group Co., Ltd.
    Inventors: Wei Sun, Lianghao Zhang, Xin Duan, Zhaohui Meng, Shuhuan Yu, Ying Zhou
  • Patent number: 12334028
    Abstract: Disclosed is a backlight diffusion parameter generation method, including: selecting and measuring illumination diffusion data of at least one of multiple light emitting regions, wherein the illumination diffusion data includes brightness data of multiple pixels on a display panel and distance data between positions corresponding to multiple pixels and a position where an illuminated light emitting region is located when only one light emitting region is illuminated; preprocessing the illumination diffusion data to obtain an effective pixel; performing function fitting according to data corresponding to multiple effective pixels to obtain a point spread function representing a relationship between diffusion brightness and a diffusion distance; storing a backlight diffusion parameter lookup table, which includes multiple diffusion distance bonding points and diffusion brightness corresponding to each of the diffusion distance bonding points, and also includes a diffusion slope between two adjacent diffusion di
    Type: Grant
    Filed: April 26, 2024
    Date of Patent: June 17, 2025
    Assignee: BOE Technology Group Co., Ltd.
    Inventors: Huiling Xue, Yifan Hou, Xiangjun Peng, Shuo Zhang, Qiong Wu, Xin Duan, Wei Sun
  • Patent number: 12322319
    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.
    Type: Grant
    Filed: March 30, 2022
    Date of Patent: June 3, 2025
    Assignee: BOE TECHNOLOGY GROUP CO., LTD.
    Inventors: Zhaohui Meng, Lin Cong, Xin Duan, Yifan Song
  • Patent number: 12314161
    Abstract: A method and an apparatus for controlling read timing, and a computer-readable storage medium. The apparatus for controlling read timing includes an on-chip memory. The method for controlling read timing includes: writing input data into the on-chip memory; performing an end-of-frame detection on the input data; after detecting an end of a frame, counting input data rows and generating a read timing according to a preset Porch parameter; determining whether the on-chip memory will be read to be empty or written to be full according to an input data row count and the generated read timing; and when the on-chip memory will be read to be empty or written to be full, adjusting the read timing until the on-chip memory will not be read to be empty or written to be full, and reading and outputting data of the on-chip memory according to the read timing.
    Type: Grant
    Filed: April 22, 2022
    Date of Patent: May 27, 2025
    Assignees: Chongqing BOE Optoelectronics Technology Co., Ltd., BOE Technology Group Co., Ltd.
    Inventors: Wentao Zhu, Gaoming Sun, Jingchao Yuan, Zhiheng Zhou, Hongxin Pan, Jingpeng Zhao, Xin Duan
  • 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: 12277879
    Abstract: The present disclosure provides a display data processing method, including receiving a pixel display data stream, wherein the pixel display data stream includes a plurality of sub-pixel display data corresponding to pixels respectively, converting the pixel display data stream into a pixel island display data stream, wherein the pixel island display data stream includes a plurality of viewpoint display data corresponding to pixel islands respectively, and generating a single-row display datum based on the pixel island display data stream, wherein the viewpoint display data included in the single-row display datum correspond to output channels of a plurality of chips in a one-to-one relationship. The present disclosure also relates to a display data processing device using the method, and a display device based on a multi-viewpoint pixel island architecture which includes the display data processing device.
    Type: Grant
    Filed: April 29, 2022
    Date of Patent: April 15, 2025
    Assignees: Chongqing BOE Optoelectronics Technology Co., Ltd., BOE TECHNOLOGY GROUP CO., LTD.
    Inventors: Hongxin Pan, Wentao Zhu, Zhiheng Zhou, Jingchao Yuan, Jingpeng Zhao, Xin Duan
  • Patent number: 12260835
    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.
    Type: Grant
    Filed: December 22, 2020
    Date of Patent: March 25, 2025
    Assignee: BOE Technology Group Co., Ltd.
    Inventors: Shaolei Zong, Xin Duan, Jigang Sun, Wei Sun, Rui Liu
  • Patent number: 12236901
    Abstract: Disclosed are a brightness control apparatus and method, and a display apparatus. The brightness control apparatus includes an optical detection circuit and an integrated circuit chip connected with the optical detection circuit. The optical detection circuit includes at least one transistor, configured to detect a light intensity of light to be detected corresponding to an environment where a display panel is located, and generate an electrical signal corresponding to the light intensity of the light to be detected.
    Type: Grant
    Filed: May 28, 2021
    Date of Patent: February 25, 2025
    Assignee: BOE Technology Group Co., Ltd.
    Inventors: Xinle Wang, Wenchao Han, Yifan Song, Zhaohui Meng, Lianghao Zhang, Yilin Feng, Zhengri Lin, Mingming Wang, Wei Sun, Rui Liu, Xin Duan, Jing Liu, Wanzhi Chen
  • Patent number: 12217653
    Abstract: Provided is a method for transmitting image data. The method includes acquiring initial image data of a to-be-displayed image in a display panel, wherein the display panel includes a plurality of pixels, and the initial image data includes pixel data of the plurality of pixels; compressing pixel data of a plurality of first pixels in the initial image data to acquire at least one piece of compressed pixel data, wherein the plurality of first pixels are disposed in a non-foveal region of the display panel, and a plurality of second pixels are disposed in a foveal region of the display panel; sending compressed image data to a driver chip of the display panel, wherein the compressed image data comprises the at least one piece of compressed pixel data and pixel data of the plurality of second pixels.
    Type: Grant
    Filed: May 10, 2021
    Date of Patent: February 4, 2025
    Assignee: Beijing BOE Technology Development Co., Ltd.
    Inventors: Rui Liu, Shaolei Zong, Xin Duan, Wei Sun, Jigang Sun, Shuhuan Yu, Kexin Hao, Jiantao Liu
  • Publication number: 20250030831
    Abstract: A driving method for a display device, including: inputting a source image, wherein the source image includes depth information; searching in the source image by utilizing the depth information to determine first image pixel points matched with light-emitting sub-pixels of the display device; assigning pixel gray values of the first image pixel points to the light-emitting sub-pixels of the display device; and controlling the light-emitting sub-pixels to emit light according to assigned pixel gray values, so that the display device displays a multi-viewpoint image corresponding to the source image. The driving method of the display device provided in the embodiment of the present application directly searches for the first image pixel that satisfies the preset parallax condition on the source image based on the depth information, renders the display device, saves hardware storage resources, and improves the processing efficiency of multi-viewpoint naked-eye 3D display.
    Type: Application
    Filed: May 6, 2023
    Publication date: January 23, 2025
    Applicant: BEIJING SHIYAN TECHNOLOGY CO., LTD.
    Inventors: Yan Sun, Minglei Chu, Shuo Zhang, Qiong Wu, Tiankuo Shi, Xin Duan, Wei Sun
  • 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: 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: 12165235
    Abstract: A multi-view display device and a display control method are provided. The multi-view display device has a plurality of viewing angles and includes a plurality of logic boards, each of the logic boards corresponds to a respective one of the viewing angles, the logic board is configured to process and transmit image data of the viewing angle corresponding to the logic board, and the logic boards corresponding to the respective viewing angles are driven and controlled independently.
    Type: Grant
    Filed: May 21, 2021
    Date of Patent: December 10, 2024
    Assignees: Beijing BOE Display Technology Co., Ltd., BOE Technology Group Co., Ltd.
    Inventors: Shuhuan Yu, Wei Sun, Xin Duan, Jiantao Liu
  • 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: 12154496
    Abstract: Disclosed are a display panel, a display device and a driving method. The display panel includes a plurality of sub-pixel units located in areas formed by the plurality of scanning signal lines and the plurality of data signal lines, and at least two adjacent sub-pixel units in the first direction and the second direction constitute a pixel island. A plurality of control units each corresponding to a sub-pixel unit row in the pixel island are provided. The control unit includes a control terminal, an input terminal and an output terminal. The control unit is configured to transmit a signal from the input terminal to the output terminal under control of a first signal transmitted by a control signal line corresponding to the control unit, and stop transmitting the signal from the input terminal to the output terminal under control of a second signal transmitted by the control signal line.
    Type: Grant
    Filed: February 26, 2021
    Date of Patent: November 26, 2024
    Assignees: BOE MLED TECHNOLOGY CO., LTD., BOE TECHNOLOGY GROUP CO., LTD.
    Inventors: Shaolei Zong, Jigang Sun, Rui Liu, Xin Duan, Wei Sun, Junwei Zhang, Hongrun Wang, Fuqiang Li, Changfeng Sun, Hui Zhang, Xue Dong
  • Patent number: 12148401
    Abstract: A display substrate includes a base substrate, a plurality of photosensitive transistor units, a plurality of photosensitive ESD protection units, and at least one common signal line. The base substrate includes a display region, a peripheral region located at a periphery of the display region, and a binding region located at a side of the display region. The plurality of photosensitive transistor units, the plurality of photosensitive ESD protection units and the at least one common signal line are located in the peripheral region. The plurality of photosensitive transistor units is connected with binding pins in the binding region through a plurality of signal lines. At least one photosensitive ESD protection unit is connected with, and located between, at least one signal line and the common signal line.
    Type: Grant
    Filed: June 23, 2021
    Date of Patent: November 19, 2024
    Assignees: Beijing BOE Optoelectronics Technology Co., Ltd., BOE Technology Group Co., Ltd.
    Inventors: Zhengri Lin, Wenchao Han, Xinle Wang, Yifan Song, Wanzhi Chen, Jing Liu, Wei Sun, Rui Liu, Xin Duan, Zhaohui Meng, Mingming Wang, Lianghao Zhang, Jiantao Liu
  • Publication number: 20240371305
    Abstract: The present disclosure provides a display data processing method, including receiving a pixel display data stream, wherein the pixel display data stream includes a plurality of sub-pixel display data corresponding to pixels respectively, converting the pixel display data stream into a pixel island display data stream, wherein the pixel island display data stream includes a plurality of viewpoint display data corresponding to pixel islands respectively, and generating a single-row display datum based on the pixel island display data stream, wherein the viewpoint display data included in the single-row display datum correspond to output channels of a plurality of chips in a one-to-one relationship. The present disclosure also relates to a display data processing device using the method, and a display device based on a multi-viewpoint pixel island architecture which includes the display data processing device.
    Type: Application
    Filed: April 29, 2022
    Publication date: November 7, 2024
    Inventors: Hongxin Pan, Wentao Zhu, Zhiheng Zhou, Jingchao Yuan, Jingpeng Zhao, Xin Duan