Patents by Inventor Zhiming Meng

Zhiming Meng 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: 20250117178
    Abstract: A display device is provided. The display device includes a plurality of display modules, wherein each of the plurality of display modules comprises a display component and a signal processing component; and the plurality of display modules comprise a first display module, the first display module including a first display component and a first signal processing component; wherein the first signal processing component comprises a first communication interface, a second communication interface, and a first processor, wherein the first processor is configured to determine, according to a cascade rule of the plurality of display modules, address information of display modules other than the first display module, and output the address information of other display modules via the second communication interface.
    Type: Application
    Filed: July 31, 2023
    Publication date: April 10, 2025
    Inventors: Yucheng ZHAO, Shou LI, Jianting WANG, Zhiming MENG, Rongrong WANG, Xiao MA
  • Publication number: 20250087173
    Abstract: The present disclosure provides a liquid crystal display device and a control module thereof, and an integrated board, and relates to the field of display technologies. The integrated board includes a field programmable gate array and a backlight driver unit on a same circuit board. The field programmable gate array is configured to: receive screen data, generate screen synchronization data based on the screen data, and send the screen synchronization data to a liquid crystal display panel, and generate backlight drive data based on the screen data and send the backlight drive data to the backlight driver unit. The backlight driver unit is configured to receive the backlight drive data, where a delay between receiving the backlight drive data and receiving the screen synchronization data is less than one frame of time.
    Type: Application
    Filed: April 29, 2022
    Publication date: March 13, 2025
    Inventors: Yucheng ZHAO, Zhiming MENG, Minghan LI, Jianzi HE, Junning SU, He CHAO, Hanzhang NIU, Jialing LV, Yuejiang YANG, Jianyang LIU
  • Publication number: 20240422880
    Abstract: Provided are a backlight control method and system, a display device and a readable storage medium. The backlight control method includes: obtaining a backlight control signal, where the backlight control signal includes a mode signal and a data signal (21); obtaining the mode signal in the backlight control signal, where the mode signal includes a phase adjustment signal or a local dimming signal (22); in response to that the mode signal is the phase adjustment signal, writing the data signal corresponding to the mode signal into a light source drive module, such that the light source drive module adjusts a phase of a backlight source based on the data signal (23). By adding the phase adjustment signal to the backlight control signal, a backlight refresh phase may be directly adjusted by a front end device, without adding hardware, bringing conveniences and speediness.
    Type: Application
    Filed: March 25, 2022
    Publication date: December 19, 2024
    Inventors: Jianzi HE, Shou LI, Naijia GUO, Zhiming MENG, Junning SU, He CHAO, Yucheng ZHAO, Minghan LI
  • Patent number: 12039944
    Abstract: The present disclosure provides a backlight data transmission method including: receiving, in response to a first vertical synchronization signal of a current image frame sent from a logic circuit board, an entire of backlight data sent from the logic circuit board during a first preset time period, where the entire backlight data includes backlight data corresponding to backlight regions, and duration of the first preset time period is longer than duration of the first vertical synchronization signal in an active level state during one period; and sending the entire backlight data to a backlight driving module during a second preset time period after the first preset time period, where a sum of the duration of the first preset time period and duration of the second preset time period is less than a period of the first vertical synchronization signal.
    Type: Grant
    Filed: April 26, 2021
    Date of Patent: July 16, 2024
    Assignees: Beijing BOE Display Technology Co., Ltd., BOE TECHNOLOGY GROUP CO., LTD.
    Inventors: Shou Li, Hengyu Yan, Wenyu Li, Zhiming Meng, Jian Zhang, Zhanchang Bu
  • Publication number: 20240038182
    Abstract: The present disclosure provides a backlight data transmission method including: receiving, in response to a first vertical synchronization signal of a current image frame sent from a logic circuit board, an entire of backlight data sent from the logic circuit board during a first preset time period, where the entire backlight data includes backlight data corresponding to backlight regions, and duration of the first preset time period is longer than duration of the first vertical synchronization signal in an active level state during one period; and sending the entire backlight data to a backlight driving module during a second preset time period after the first preset time period, where a sum of the duration of the first preset time period and duration of the second preset time period is less than a period of the first vertical synchronization signal.
    Type: Application
    Filed: April 26, 2021
    Publication date: February 1, 2024
    Inventors: Shou LI, Hengyu YAN, Wenyu LI, Zhiming MENG, Jian ZHANG, Zhanchang BU
  • Patent number: 11852851
    Abstract: Provided are an optical compensation strip, a display panel, a display device and a driving method, and relates to the display technology field. The optical compensation strip is applicable to a spliced display panel. The optical compensation strip may comprise: a display cover plate, and at least two prisms disposed opposite to the display cover plate. A gap exists between each prism and the display cover plate. The at least two prisms are configured for refracting light emitted from the two adjacent sub-display panels to an area of the display cover plate corresponding to the seam.
    Type: Grant
    Filed: November 27, 2019
    Date of Patent: December 26, 2023
    Assignees: BEIJING BOE DISPLAY TECHNOLOGY CO., LTD., BOE TECHNOLOGY GROUP CO., LTD.
    Inventors: Jianting Wang, Zhanchang Bu, Rui Guo, Zhiming Meng, Junning Su, Jianzi He
  • Patent number: 11404015
    Abstract: A display device includes a light control panel and a liquid crystal display panel laminated one on another. The liquid crystal display panel includes one or more first photosensitive thin film transistor for detecting an environmental brightness value of the display device. Each first photosensitive thin film transistor includes a control electrode, an input end and an output end, the liquid crystal display panel includes a plurality of first shift register units, the control electrode of each first photosensitive thin film transistor is coupled to a clock signal line of each first shift register unit, the input end of each first photosensitive thin film transistor is coupled to a deflection reference voltage signal line of the liquid crystal display panel, and the output end of each first photosensitive thin film transistor is coupled to a first output signal line of the liquid crystal display panel.
    Type: Grant
    Filed: June 8, 2021
    Date of Patent: August 2, 2022
    Assignees: BEIJING BOE DISPLAY TECHNOLOGY CO., LTD., BOE TECHNOLOGY GROUP CO., LTD.
    Inventors: Shou Li, Jian Zhang, Zhanchang Bu, Bo Li, Luqiang Guo, Zhiming Meng
  • Patent number: 11392245
    Abstract: A data detection method and device, a storage medium and a touch device are provided. The data detection method includes: collecting a plurality of initial detection values corresponding to a same touch point; comparing the plurality of initial detection values with a dynamic threshold of the touch point, and retaining the initial detection values which meet requirements as detection retention values; and adjusting the dynamic threshold of the touch point according to the detection retention values, wherein the adjusted dynamic threshold is used for comparing with the initial detection value corresponding to the touch point which is collected subsequently. The data detection method may adjust the dynamic threshold for touch points, and overcome an influence of environmental factors leading to a false detection.
    Type: Grant
    Filed: February 21, 2019
    Date of Patent: July 19, 2022
    Assignees: BEIJING BOE DISPLAY TECHNOLOGY CO., LTD., BOE TECHNOLOGY GROUP CO., LTD.
    Inventors: Jianting Wang, Zhanchang Bu, Rui Guo, Jianzi He, Zhiming Meng
  • Patent number: 11379059
    Abstract: A stylus (100), a touch panel (200), a display device and a touch sensing method are provided. The stylus (100) includes: a first emitting electrode (12); a second emitting electrode (13), wherein a distance between the first emitting electrode (12) and the second emitting electrode (13) in an extension direction of the stylus (100) is greater than zero; and an emitting circuit (11), which is connected to the first emitting electrode (12) and the second emitting electrode (13), respectively. The emitting circuit (11) is used to emit a first electrical signal outwards through the first emitting electrode (12) and to emit a second electrical signal outwards through the second emitting electrode (13), so that the touch panel (200) determines a tilt angle (A1) of the stylus (100) relative to the touch panel (200) according to the received first and second electrical signals.
    Type: Grant
    Filed: January 2, 2020
    Date of Patent: July 5, 2022
    Assignees: Beijing BOE Display Technology Co., LTD., BOE Technology Group Co., LTD.
    Inventors: Jianzi He, Jianting Wang, Rui Guo, Zhiming Meng, Weibiao Geng, Junning Su
  • Publication number: 20220172687
    Abstract: A display device includes a light control panel and a liquid crystal display panel laminated one on another. The liquid crystal display panel includes one or more first photosensitive thin film transistor for detecting an environmental brightness value of the display device. Each first photosensitive thin film transistor includes a control electrode, an input end and an output end, the liquid crystal display panel includes a plurality of first shift register units, the control electrode of each first photosensitive thin film transistor is coupled to a clock signal line of each first shift register unit, the input end of each first photosensitive thin film transistor is coupled to a deflection reference voltage signal line of the liquid crystal display panel, and the output end of each first photosensitive thin film transistor is coupled to a first output signal line of the liquid crystal display panel.
    Type: Application
    Filed: June 8, 2021
    Publication date: June 2, 2022
    Inventors: Shou LI, Jian ZHANG, Zhanchang BU, Bo LI, Luqiang GUO, Zhiming MENG
  • Patent number: 11341926
    Abstract: Disclosed are a backlight module, a control method therefor and a display device, a driving method therefor. A backlight source is divided into light-emitting areas, and a current control circuit for driving the light-emitting area to emit light is configured for each light-emitting area. The light-emitting areas in the backlight module are arranged in one-to-one correspondence to the current control circuits.
    Type: Grant
    Filed: April 25, 2018
    Date of Patent: May 24, 2022
    Assignees: Beijing BOE Optoelectronics Technology Co., Ltd., BOE Technology Group Co., Ltd.
    Inventors: Zhenghua Lu, Zongze He, Zhiming Meng, Shuo Li, Jianguang Yang, Zhipeng Feng, Liang Zhang, Yuxuan Chen, Feng Long
  • Patent number: 11194428
    Abstract: The present disclosure provides a touch screen and a pressure-sensitive touch method, and a display apparatus. In one embodiment, a touch screen includes: a touch sensing layer including a touch sensing area configured to sense touch information of a touch action; a pressure sensing layer including a pressure sensing area including a plurality of photosensitive devices therein, the pressure sensing area configured to sense pressure information of the touch action, the photosensitive devices being configured to receive optical signals from a light-emitting side of the touch screen and convert the optical signals into electrical signals; and a processor configured to process the electrical signals converted by the photosensitive devices and output corresponding pressure information, the pressure information at least comprising a pressure strength of the touch action.
    Type: Grant
    Filed: March 18, 2020
    Date of Patent: December 7, 2021
    Assignees: BEIJING BOE DISPLAY TECHNOLOGY CO., LTD., BOE TECHNOLOGY GROUP CO., LTD.
    Inventors: Zhaohong Fu, Rui Guo, Zhiming Meng, Jianzi He, Junning Su, Xiaokang Hou
  • Publication number: 20210343252
    Abstract: Disclosed are a backlight module, a control method therefor and a display device, a driving method therefor. A backlight source is divided into light-emitting areas, and a current control circuit for driving the light-emitting area to emit light is configured for each light-emitting area. The light-emitting areas in the backlight module are arranged in one-to-one correspondence to the current control circuits.
    Type: Application
    Filed: April 25, 2018
    Publication date: November 4, 2021
    Inventors: Zhenghua LU, Zongze HE, Zhiming MENG, Shuo LI, Jianguang YANG, Zhipeng FENG, Liang ZHANG, Yuxuan CHEN, Feng LONG
  • Publication number: 20210326023
    Abstract: A data detection method and device, a storage medium and a touch device are provided. The data detection method includes: collecting a plurality of initial detection values corresponding to a same touch point; comparing the plurality of initial detection values with a dynamic threshold of the touch point, and retaining the initial detection values which meet requirements as detection retention values; and adjusting the dynamic threshold of the touch point according to the detection retention values, wherein the adjusted dynamic threshold is used for comparing with the initial detection value corresponding to the touch point which is collected subsequently. The data detection method may adjust the dynamic threshold for touch points, and overcome an influence of environmental factors leading to a false detection.
    Type: Application
    Filed: February 21, 2019
    Publication date: October 21, 2021
    Applicants: BEIJING BOE DISPLAY TECHNOLOGY CO., LTD., BOE TECHNOLOGY GROUP CO., LTD.
    Inventors: Jianting WANG, Zhanchang BU, Rui GUO, Jianzi HE, Zhiming MENG
  • Patent number: 11074157
    Abstract: Embodiments of the present disclosure provide a splicing screen debugging method, a splicing screen and a splicing wall.
    Type: Grant
    Filed: July 28, 2020
    Date of Patent: July 27, 2021
    Assignees: BEIJING BOE DISPLAY TECHNOLOGY CO., LTD., BOE TECHNOLOGY GROUP CO., LTD.
    Inventors: Zhiming Meng, Jianting Wang, Rui Guo, Jianzi He, Junning Su, Xiaokang Hou, Zhaohong Fu
  • Publication number: 20210173497
    Abstract: A stylus (100), a touch panel (200), a display device and a touch sensing method are provided. The stylus (100) includes: a first emitting electrode (12); a second emitting electrode (13), wherein a distance between the first emitting electrode (12) and the second emitting electrode (13) in an extension direction of the stylus (100) is greater than zero; and an emitting circuit (11), which is connected to the first emitting electrode (12) and the second emitting electrode (13), respectively. The emitting circuit (11) is used to emit a first electrical signal outwards through the first emitting electrode (12) and to emit a second electrical signal outwards through the second emitting electrode (13), so that the touch panel (200) determines a tilt angle (A1) of the stylus (100) relative to the touch panel (200) according to the received first and second electrical signals.
    Type: Application
    Filed: January 2, 2020
    Publication date: June 10, 2021
    Inventors: Jianzi He, Jianting Wang, Rui Guo, Zhiming Meng, Weibiao Geng, Junning Su
  • Publication number: 20210064163
    Abstract: The present disclosure provides a touch screen and a pressure-sensitive touch method, and a display apparatus. In one embodiment, a touch screen includes: a touch sensing layer including a touch sensing area configured to sense touch information of a touch action; a pressure sensing layer including a pressure sensing area including a plurality of photosensitive devices therein, the pressure sensing area configured to sense pressure information of the touch action, the photosensitive devices being configured to receive optical signals from a light-emitting side of the touch screen and convert the optical signals into electrical signals; and a processor configured to process the electrical signals converted by the photosensitive devices and output corresponding pressure information, the pressure information at least comprising a pressure strength of the touch action.
    Type: Application
    Filed: March 18, 2020
    Publication date: March 4, 2021
    Inventors: Zhaohong Fu, Rui Guo, Zhiming Meng, Jianzi He, Junning Su, Xiaokang Hou
  • Publication number: 20210056010
    Abstract: Embodiments of the present disclosure provide a splicing screen debugging method, a splicing screen and a splicing wall.
    Type: Application
    Filed: July 28, 2020
    Publication date: February 25, 2021
    Inventors: Zhiming Meng, Jianting Wang, Rui Guo, Jianzi He, Junning Su, Xiaokang Hou, Zhaohong Fu
  • Patent number: 10884164
    Abstract: The present disclosure provides a display device and a vehicle, and relate to the field of display technologies. When the present disclosure is applied to a vehicle, a driver and a passenger may see different images, and thus user experience is enhanced. A display device includes: a display panel and a light adjusting structure arranged at a light exiting side of the display panel. The light adjusting structure is configured to adjust a direction of exit light from the display panel, such that first images displayed by all first display units in the display panel and second images displayed by all second display units in the display panel are respectively transmitted to a first visible area and a second visible area.
    Type: Grant
    Filed: October 31, 2018
    Date of Patent: January 5, 2021
    Assignees: BEIJING BOE DISPLAY TECHNOLOGY CO., LTD., BOE TECHNOLOGY GROUP CO., LTD.
    Inventors: Song Liu, Jinhui Cheng, Boxiao Lan, Hengyu Yan, Zhiming Meng
  • Patent number: 10887584
    Abstract: A naked-eye three-dimensional display device includes a display panel, a liquid crystal grating, a processor and an image collector, wherein, the image collector is configured to obtain first current viewing information and second current viewing information, and send the same to the processor; the processor is configured to receive and store the first and second current viewing information, adjust a width and/or a position of a light transmitting region of the liquid crystal grating according to the first current viewing information, and adjust an output picture of the display panel, according to the second current, viewing information and the width and/or the position of the light transmitting region of the liquid crystal grating adjusted.
    Type: Grant
    Filed: June 27, 2018
    Date of Patent: January 5, 2021
    Assignees: BEIJING BOE OPTOELECTRONICS TECHNOLOGY CO., LTD., BOE TECHNOLOGY GROUP CO., LTD.
    Inventors: Liang Zhang, Zongze He, Zhiming Meng, Jianguang Yang, Shuo Li, Zhipeng Feng, Zhenghua Lu, Yuxuan Chen, Feng Long