Patents by Inventor Wenchao HAN

Wenchao HAN 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: 11902761
    Abstract: The present disclosure provides a sound producing device, a method for driving the sound producing device, a display panel and a display apparatus. The sound producing device includes a recognition element, a directional sound production element and a control element, where the recognition element is connected with the control element and is configured to acquire information relating to a person in a preset range and transmit the acquired information relating to the person to the control element; the control element is connected with the directional sound production element and is configured to acquire a corresponding audio signal according to the acquired information relating to the person and control the directional sound production element to send out a sound wave according to the acquired audio signal.
    Type: Grant
    Filed: May 8, 2021
    Date of Patent: February 13, 2024
    Assignee: BOE TECHNOLOGY GROUP CO., LTD.
    Inventors: Yanling Han, Yingming Liu, Yuzhen Guo, Chenyang Zhang, Peixiao Li, Xiufeng Li, Yaqian Ji, Yue Gou, Wei Sun, Wenchao Han, Lianghao Zhang
  • Patent number: 11861086
    Abstract: A touch display panel, driving circuit board, touch display device and driving method thereof are provided. The touch display panel includes: a plurality of first data lines; a plurality of touch-control lines; a plurality of first contact pads; a plurality of first selection switches connected to the plurality of first contact pads in an one-to-one correspondence manner; each first selection switch is electrically connected to one first contact pad, one first data line and one touch-control line, and the first selection switch is configured to receive a first control signal and, according to the first control signal, electrically connect a first contact pad and a first data line during a first time period and electrically connect the first contact pad and a touch-control line during a second time period, and the first time period and the second time period do not overlap.
    Type: Grant
    Filed: September 11, 2019
    Date of Patent: January 2, 2024
    Assignees: BEIJING BOE OPTOELECTRONICS TECHNOLOGY CO., LTD., BOE TECHNOLOGY GROUP CO., LTD.
    Inventors: Wenchao Han, Hong Yang
  • Publication number: 20230418401
    Abstract: A touch display panel, and a touch display device are provided. The touch display panel includes: a plurality of first data lines; a plurality of touch-control lines; a plurality of first contact pads; a plurality of first selection switches connected to the plurality of first contact pads in an one-to-one correspondence manner; each first selection switch is electrically connected to one first contact pad, one first data line and one touch-control line, and is configured to receive a first control signal and, according to the first control signal, electrically connect a first contact pad and a first data line during a first time period and electrically connect the first contact pad and a touch-control line during a second time period, and the first time period and the second time period do not overlap.
    Type: Application
    Filed: September 11, 2023
    Publication date: December 28, 2023
    Applicants: BEIJING BOE OPTOELECTRONICS TECHNOLOGY CO., LTD., BOE TECHNOLOGY GROUP CO., LTD.
    Inventors: Wenchao HAN, Hong YANG
  • Publication number: 20230260442
    Abstract: A display panel, a display device and a driving method. The display panel includes a display region and a peripheral region. The display region includes a subpixel unit array having a plurality of rows and a plurality of columns of subpixel units, and the peripheral region includes a gate drive circuit. The display region further includes a plurality of gate lines and a plurality of data lines. The gate drive circuit comprises a plurality of shift register units, and the plurality of gate lines are electrically connected with the plurality of shift register units. The gate drive circuit comprises two shift-register-unit scanning groups, in the shift-register-unit scanning groups, a (k+1)th shift register unit and a (k)th shift register unit form one shift register unit group.
    Type: Application
    Filed: April 20, 2023
    Publication date: August 17, 2023
    Inventors: Zhaohui MENG, Wei SUN, Wenchao HAN, Hong YANG, Lin CONG, Wenjun XIAO
  • Patent number: 11715401
    Abstract: A display panel, a display device and a driving method. The display panel includes a display region and a peripheral region. The display region includes a subpixel unit array having a plurality of rows and a plurality of columns of subpixel units, and the peripheral region includes a gate drive circuit. The display region further includes a plurality of gate lines and a plurality of data lines. Each subpixel unit is driven by a scanning signal provided by one gate and a data signal provided by one data line, and a same data line is connected with at least two subpixel units which are not adjacent to each other and have a same color. The gate drive circuit includes a plurality of shift register units, and the plurality of gate lines are electrically connected with the plurality of shift register units in a one-to-one correspondence in order.
    Type: Grant
    Filed: July 31, 2019
    Date of Patent: August 1, 2023
    Assignees: BEIJING BOE OPTOELECTRONICS TECHNOLOGY CO., LTD., BOE TECHNOLOGY GROUP CO., LTD.
    Inventors: Zhaohui Meng, Wei Sun, Wenchao Han, Hong Yang, Lin Cong, Wenjun Xiao
  • Patent number: 11662866
    Abstract: The present disclosure provides a touch panel and a positioning method thereof. The touch panel includes: a transparent conductive film layer including a plurality of first self-capacitance touch electrodes arranged along a first direction, wherein the plurality of first self-capacitance touch electrodes are configured to detect a coordinate of a touch point in the first direction, at least one of the plurality of first self-capacitance touch electrodes is a transparent conductive film block extending along a second direction, and the first direction intersects with the second direction; and a wire layer including a plurality of second self-capacitance touch electrodes arranged along the second direction, wherein the plurality of second self-capacitance touch electrodes are configured to detect a coordinate of the touch point in the second direction, and at least one of the plurality of second self-capacitance touch electrodes is a group of wires extending along the first direction.
    Type: Grant
    Filed: September 29, 2020
    Date of Patent: May 30, 2023
    Assignees: BEIJING BOE DISPLAY TECHNOLOGY CO., LTD., BOE TECHNOLOGY GROUP CO., LTD.
    Inventors: Lianghao Zhang, Wenchao Han, Yilin Feng, Xiaoyang Shen, Mingming Wang
  • Publication number: 20230156402
    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: Application
    Filed: February 7, 2021
    Publication date: May 18, 2023
    Applicants: 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: 11651715
    Abstract: The present disclosure provides a charging circuitry, a display device, a wearable device, a display driving method and a display driving device. The charging circuitry includes: a driving sub-circuitry configured to receive an image signal and convert the image signal into a display driving signal to be outputted to a data line of the array substrate; a circuitry power supply voltage end configured to apply a direct current voltage to the driving sub-circuitry; and a switch sub-circuitry arranged on a connection circuitry between the circuitry power supply voltage end and the driving sub-circuitry, and configured to be switched between a first state where the circuitry power supply voltage end is electrically coupled to the driving sub-circuitry and a second state where the circuitry power supply voltage end is electrically decoupled from the driving sub-circuitry.
    Type: Grant
    Filed: May 19, 2021
    Date of Patent: May 16, 2023
    Assignees: Beijing BOE Display Technology Co., Ltd., BOE Technology Group Co., Ltd.
    Inventors: Yilin Feng, Wei Sun, Lianghao Zhang, Xin Duan, Wenchao Han, Zhaohui Meng, Li Tian, Xinle Wang
  • Publication number: 20230117366
    Abstract: A touch display panel, driving circuit board, touch display device and driving method thereof are provided. The touch display panel includes: a plurality of first data lines; a plurality of touch-control lines; a plurality of first contact pads; a plurality of first selection switches connected to the plurality of first contact pads in an one-to-one correspondence manner; each first selection switch is electrically connected to one first contact pad, one first data line and one touch-control line, and the first selection switch is configured to receive a first control signal and, according to the first control signal, electrically connect a first contact pad and a first data line during a first time period and electrically connect the first contact pad and a touch-control line during a second time period, and the first time period and the second time period do not overlap.
    Type: Application
    Filed: September 11, 2019
    Publication date: April 20, 2023
    Inventors: Wenchao HAN, Hong YANG
  • Publication number: 20230045236
    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: Application
    Filed: May 19, 2021
    Publication date: February 9, 2023
    Inventors: Minglei CHU, Yanhui XI, Xiaomang ZHANG, Xiangjun PENG, Wenchao HAN, Lianghao ZHANG, Wei SUN, Rui LIU, Xin DUAN, Tiankuo SHI
  • Publication number: 20230030379
    Abstract: A peripheral area of the display panel is provided with a photosensitive TFT structure, the photosensitive TFT structure includes a reference TFT unit and a photosensitive TFT unit, first electrodes of a reference TFT included in the reference TFT unit and a photosensitive TFT included in the photosensitive TFT unit are connected to a signal input terminal of the photosensitive TFT structure; a second electrode of the reference TFT is connected to a second signal line of the photosensitive TFT structure; a second electrode of the photosensitive TFT is connected to a third signal line of the photosensitive TFT structure; a gate electrode of the reference TFT is connected to a first control terminal of the photosensitive TFT structure, and a gate electrode of the photosensitive TFT is connected to a second control terminal of the photosensitive TFT structure.
    Type: Application
    Filed: September 10, 2021
    Publication date: February 2, 2023
    Inventors: Xinle WANG, Yifan SONG, Yichi ZHANG, Yilin FENG, Wenchao HAN, Wei SUN
  • Patent number: 11564037
    Abstract: The present application provides a display device, a sounding control method and a sounding control device. The display device includes: a display panel including a plurality of display pixel groups, wherein each display pixel group includes at least one pixel unit; a plurality of sounding units arranged in an array at one side of the display panel away from a display screen; and sound transmission channels in spacing regions between adjacent ones of the display pixel groups. Sound produced by the sounding units is output from the display panel through the sound transmission channels, and sound produced by different ones of the sounding units is output through different ones of the sound transmission channels.
    Type: Grant
    Filed: April 27, 2021
    Date of Patent: January 24, 2023
    Assignee: BOE TECHNOLOGY GROUP CO., LTD.
    Inventors: Yanling Han, Yingming Liu, Yaqian Ji, Xiufeng Li, Wenchao Han, Lianghao Zhang, Peixiao Li, Yuzhen Guo, Yue Gou, Chenyang Zhang, Xiaoliang Ding, Jing Yu
  • Patent number: 11543911
    Abstract: A driving method, a driving circuit and a touch-display apparatus are provided. The driving method includes providing a gate driving signal to a gate line, providing a pixel voltage to a data line, and providing a common electrode driving signal to a common electrode, wherein a pixel display operation is performed based on the gate driving signal, the pixel voltage, and the common electrode driving signal, and simultaneously, a touch detection operation is performed based on the common electrode driving signal. The driving method realizes the effect of simultaneously performing a pixel display operation and a touch detection operation, and solves the problem that the pixel display operation of the touch-display apparatus is affected in the touch detection stage.
    Type: Grant
    Filed: April 30, 2019
    Date of Patent: January 3, 2023
    Assignees: BEIJING BOE DISPLAY TECHNOLOGY CO., LTD., BOE TECHNOLOGY GROUP CO., LTD.
    Inventors: Yilin Feng, Wei Sun, Wenchao Han, Zhaohui Meng, Xinle Wang, Yan Yang, Lianghao Zhang, Xiaoyang Shen
  • Publication number: 20220394416
    Abstract: A display device and an operation method of the display device are provided in the present disclosure. The display device includes a display screen a sound-generation driving module, and further includes an acoustic scanning module, arranged on a non-display side of the display screen and configured to determine a spatial contour of a space where the display device is located through acoustic scanning; a viewer position detection module, configured to detect viewer coordinates in the space where the display device is located; and a control module, configured to control the sound-generation driving module to generate sound in accordance with the spatial contour and the viewer coordinates.
    Type: Application
    Filed: April 15, 2021
    Publication date: December 8, 2022
    Inventors: Yue GOU, Yingming LIU, Yaqian JI, Xiufeng LI, Yanling HAN, Chenyang ZHANG, Peixiao LI, Yuzhen GUO, Wenchao HAN, Lianghao ZHANG
  • Publication number: 20220386019
    Abstract: The present disclosure provides a display panel, a fabricating method and a control method thereof and a display device. Display panel includes a display assembly and sound generation assemblies. Display assembly includes a display assembly substrate and pixel components disposed on a side of display assembly substrate. Each sound generation assembly includes a vibrating membrane, an exciter, and a support structure. Support structure is disposed on a side of vibrating membrane and has a cavity. Exciter includes a motion part in contact with vibrating membrane and a drive part disposed in cavity. Drive part drives motion part to vibrate, and motion part vibrates to drive vibrating membrane to vibrate. Display assembly substrate and vibrating membrane are the same structure, and pixel components are disposed on a side of vibrating membrane facing away from support structure. Display device includes the display panel above.
    Type: Application
    Filed: May 20, 2021
    Publication date: December 1, 2022
    Inventors: Yaqian JI, Xue DONG, Wei SUN, Yingming LIU, Wenchao HAN, Xiaoliang DING, Xiufeng LI, Yanling HAN, Lianghao ZHANG, Chenyang ZHANG, Yuzhen GUO, Peixiao LI, Yue GOU
  • Publication number: 20220383787
    Abstract: A display panel, a display device and a driving method. The display panel includes a display region and a peripheral region. The display region includes a subpixel unit array having a plurality of rows and a plurality of columns of subpixel units, and the peripheral region includes a gate drive circuit. The display region further includes a plurality of gate lines and a plurality of data lines. Each subpixel unit is driven by a scanning signal provided by one gate and a data signal provided by one data line, and a same data line is connected with at least two subpixel units which are not adjacent to each other and have a same color. The gate drive circuit includes a plurality of shift register units, and the plurality of gate lines are electrically connected with the plurality of shift register units in a one-to-one correspondence in order.
    Type: Application
    Filed: July 31, 2019
    Publication date: December 1, 2022
    Inventors: Zhaohui MENG, Wei SUN, Wenchao HAN, Hong YANG, Lin CONG, Wenjun XIAO
  • Patent number: 11508325
    Abstract: The present disclosure provides a pixel structure, a method of driving the same and a display device. The pixel structure includes gate lines, data lines, and a plurality of subpixels arranged in an array form. Subpixels in each row correspond to two gate lines. Each data line corresponds to the subpixels in two adjacent columns, and each data line is arranged between the two adjacent columns of subpixels. Among the subpixels in each row, three adjacent subpixels are in different colors and forms a complete pixel unit. Among the subpixels in each column, three adjacent subpixels are in different colors and forms the complete pixel unit. Among the subpixels in two adjacent columns, the subpixels in two adjacent rows form two complete pixel units each including three subpixels, and two of the three subpixels are shared by the two pixel unit.
    Type: Grant
    Filed: December 26, 2019
    Date of Patent: November 22, 2022
    Assignees: CHONGQING BOE OPTOELECTRONICS TECHNOLOGY CO., LTD., BEIJING BOE TECHNOLOGY DEVELOPMENT CO., LTD.
    Inventors: Jingchao Yuan, Zhaohui Meng, Wenchao Han, Wei Sun, Xue Dong, Ming Chen
  • Patent number: 11503410
    Abstract: A display module, a display device and a method of forming a display module are provided. The display module includes: a display sounding structure including a display panel and an auxiliary layer connected to the display panel; an excitation source configured to drive the display panel, the display module further includes a supporting frame, and the display panel is connected to the supporting frame through the auxiliary layer; or an excitation source configured to drive the auxiliary layer to vibrate and sound, the auxiliary layer is a transparent film layer arranged at a light-emitting side of the display panel cooperating with the display panel to form a sounding chamber in an enclosing manner.
    Type: Grant
    Filed: March 25, 2021
    Date of Patent: November 15, 2022
    Assignee: Beijing BOE Technology Development Co., Ltd.
    Inventors: Yaqian Ji, Yingming Liu, Xiufeng Li, Yanling Han, Wenchao Han, Yue Gou, Chenyang Zhang, Jing Yu, Wei Sun, Xiaoliang Ding, Yuzhen Guo, Peixiao Li
  • Publication number: 20220358868
    Abstract: The present disclosure provides a charging circuitry, a display device, a wearable device, a display driving method and a display driving device. The charging circuitry includes: a driving sub-circuitry configured to receive an image signal and convert the image signal into a display driving signal to be outputted to a data line of the array substrate; a circuitry power supply voltage end configured to apply a direct current voltage to the driving sub-circuitry; and a switch sub-circuitry arranged on a connection circuitry between the circuitry power supply voltage end and the driving sub-circuitry, and configured to be switched between a first state where the circuitry power supply voltage end is electrically coupled to the driving sub-circuitry and a second state where the circuitry power supply voltage end is electrically decoupled from the driving sub-circuitry.
    Type: Application
    Filed: May 19, 2021
    Publication date: November 10, 2022
    Inventors: Yilin FENG, Wei SUN, Lianghao ZHANG, Xin DUAN, Wenchao HAN, Zhaohui MENG, Li TIAN, Xinle WANG
  • Publication number: 20220353613
    Abstract: The present disclosure provides a sound producing device, a method for driving the sound producing device, a display panel and a display apparatus. The sound producing device includes a recognition element, a directional sound production element and a control element, where the recognition element is connected with the control element and is configured to acquire information relating to a person in a preset range and transmit the acquired information relating to the person to the control element; the control element is connected with the directional sound production element and is configured to acquire a corresponding audio signal according to the acquired information relating to the person and control the directional sound production element to send out a sound wave according to the acquired audio signal.
    Type: Application
    Filed: May 8, 2021
    Publication date: November 3, 2022
    Inventors: Yanling HAN, Yingming LIU, Yuzhen GUO, Chenyang ZHANG, Peixiao LI, Xiufeng LI, Yaqian JI, Yue GOU, Wei SUN, Wenchao HAN, Lianghao ZHANG