Patents by Inventor Wenjing TAN

Wenjing TAN 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: 20200135098
    Abstract: A color compensation method, a compensation device, and a display device. The color compensation method includes: a modeling phase including: obtaining color cast brightness of a first sub-pixel group (100) at a boundary of a display image in a display panel upon different gray levels being input; obtaining a first initial gray level of the first sub-pixel group (100); compensating the color cast brightness to obtain compensation brightness; obtaining a compensation gray level corresponding to the compensation brightness; and establishing a correspondence between the first initial gray level and the compensation gray level.
    Type: Application
    Filed: December 27, 2018
    Publication date: April 30, 2020
    Applicant: BOE TECHNOLOGY GROUP CO., LTD.
    Inventors: Wenjing TAN, Hongli WANG
  • Publication number: 20200111401
    Abstract: Embodiments of the present disclosure provide a method and device for driving a display panel, and a display device. The display panel includes a first display area having a first pixel density and a second display area having a second pixel density, the second pixel density being greater than the first pixel density. The driving method of the display panel comprises receiving first color gamut input data; converting the first color gamut input data corresponding to the first display area into second color gamut intermediate data; converting the second color gamut intermediate data into first color gamut output data; and converting the first color gamut output data into a driving signal that drives the first display area.
    Type: Application
    Filed: May 16, 2019
    Publication date: April 9, 2020
    Inventors: Hui ZHAO, Wenjing TAN
  • Patent number: 10565919
    Abstract: Embodiments of the present disclosure disclose a method for correcting color cast of a display panel and a device for the same. The method for correcting color cast includes: measuring a pressure of a bending area and a distance from a central point of the at least one bending area to a central point of a flat area; determining corresponding color cast value of the at least one bending area according to a pre-stored color cast correction model, the pressure and the distance; and determining the color correction amount according to the color cast value, and correcting the color cast of the at least one bending area.
    Type: Grant
    Filed: May 14, 2018
    Date of Patent: February 18, 2020
    Assignee: BOE TECHNOLOGY GROUP CO., LTD.
    Inventor: Wenjing Tan
  • Publication number: 20200051508
    Abstract: A voltage drop compensation method and a device thereof, and a display device are disclosed. The voltage drop compensation method includes: obtaining an impedance distribution of the plurality of rows of pixels, and constructing a voltage drop model based on the impedance distribution of the plurality of rows of pixels; obtaining a source-end input current of the display panel; determining an input value of the voltage drop model based on the source-end input current, and determining at least one voltage drop corresponding to the at least one pixel row to be compensated according to the input value; and determining, according to the at least one voltage drop, at least one compensation grayscale which is in one-to-one correspondence with the at least one pixel row to be compensated respectively and performing grayscale compensation on the at least one pixel row to be compensated based on the at least one compensation grayscale.
    Type: Application
    Filed: June 14, 2019
    Publication date: February 13, 2020
    Applicant: BOE TECHNOLOGY GROUP CO., LTD.
    Inventors: Wenjing TAN, Hui ZHAO
  • Publication number: 20190140030
    Abstract: A pixel arrangement structure, including a plurality of repeating units, wherein each of the plurality of repeating units includes one first sub-pixel, one second sub-pixel, and two third sub-pixels; in each of the plurality of repeating units, the two third sub-pixels are arranged in one of a first direction and a second direction, and the first sub-pixel and the second sub-pixel are arranged in the other one of the first direction and the second direction; the plurality of repeating units are arranged in the first direction to form a plurality of repeating unit groups, the plurality of repeating unit groups are arranged in the second direction; and the first direction and the second direction are different directions.
    Type: Application
    Filed: December 28, 2018
    Publication date: May 9, 2019
    Applicant: BOE TECHNOLOGY GROUP CO., LTD.
    Inventors: Lujiang HUANGFU, Xiaodan JIN, Yinan LIANG, Zhenzhen LI, Wenjing TAN, Libin LIU, Qian YANG, Hongli WANG
  • Patent number: 10247772
    Abstract: The present invention discloses a position calibration method, a test circuit board, a sample panel and a position calibration apparatus. The position calibration method comprises: Step S1, providing a test circuit board and forming at least one first sample connecting finger; Step S2, making a sample panel comprising second sample connecting fingers corresponding to each first sample connecting finger; Step S3, bringing the test circuit board into contact with the sample panel; and Step S4, detecting whether each first sample connecting finger is electrically connected to a corresponding second sample connecting finger, and when any one of the first sample connecting fingers is detected as in disconnection with the corresponding second sample connecting finger, adjusting a position of the test circuit board and/or the sample panel.
    Type: Grant
    Filed: May 19, 2016
    Date of Patent: April 2, 2019
    Assignee: BOE TECHNOLOGY GROUP CO., LTD.
    Inventors: Lei Hu, Hui Zhao, Wenjing Tan
  • Publication number: 20190066564
    Abstract: Embodiments of the present disclosure disclose a method for correcting color cast of a display panel and a device for the same. The method for correcting color cast includes: measuring a pressure of a bending area and a distance from a central point of the at least one bending area to a central point of a flat area; determining corresponding color cast value of the at least one bending area according to a pre-stored color cast correction model, the pressure and the distance; and determining the color correction amount according to the color cast value, and correcting the color cast of the at least one bending area.
    Type: Application
    Filed: May 14, 2018
    Publication date: February 28, 2019
    Inventor: Wenjing TAN
  • Patent number: 10163399
    Abstract: This disclosure relates to a DC-DC conversion control module, a DC-DC converter, and a display device. The DC-DC conversion control module includes a voltage input terminal, a control voltage output terminal, and a control sub-module; the control sub-module includes a delay unit, a switch unit, and an output control unit; the delay unit is configured to output a trigger signal after delaying for a time length; the switch unit is configured to, when receiving the trigger signal, make the path between the voltage input terminal and the input terminal of the output control unit be conducted; and the output control unit is configured to output a control voltage. Embodiments of the disclosure can realize adjustable delaying with respect to the output voltage of the DC-DC converter.
    Type: Grant
    Filed: February 10, 2017
    Date of Patent: December 25, 2018
    Assignee: BOE Technology Group Co., Ltd.
    Inventor: Wenjing Tan
  • Patent number: 10127864
    Abstract: A circuit structure includes: a control circuit, including a first end, a second end and a control end; a switching circuit, including a first interface, a second interface and a control interface; a driving power line, connected with the control end of the control circuit and configured to provide a driving power voltage in a working stage to conduct the first end of the control circuit and the second end of the control circuit; and a first voltage line, connected with the first end of the control circuit and configured to, when the first end of the control circuit and the second end of the control circuit are conducted, provide a first voltage to the control interface of the switching circuit through the control circuit to disconnect the first interface of the switching circuit from the second interface of the switching circuit.
    Type: Grant
    Filed: March 29, 2017
    Date of Patent: November 13, 2018
    Assignee: BOE TECHNOLOGY GROUP CO., LTD.
    Inventors: Hui Zhao, Libin Liu, Lei Hu, Wenjing Tan
  • Publication number: 20180247596
    Abstract: A circuit structure includes: a control circuit, including a first end, a second end and a control end; a switching circuit, including a first interface, a second interface and a control interface; a driving power line, connected with the control end of the control circuit and configured to provide a driving power voltage in a working stage to conduct the first end of the control circuit and the second end of the control circuit; and a first voltage line, connected with the first end of the control circuit and configured to, when the first end of the control circuit and the second end of the control circuit are conducted, provide a first voltage to the control interface of the switching circuit through the control circuit to disconnect the first interface of the switching circuit from the second interface of the switching circuit.
    Type: Application
    Filed: March 29, 2017
    Publication date: August 30, 2018
    Applicant: BOE TECHNOLOGY GROUP CO., LTD.
    Inventors: Hui ZHAO, Libin LIU, Lei HU, Wenjing TAN
  • Publication number: 20170243541
    Abstract: This disclosure relates to a DC-DC conversion control module, a DC-DC converter, and a display device. The DC-DC conversion control module includes a voltage input terminal, a control voltage output terminal, and a control sub-module; the control sub-module includes a delay unit, a switch unit, and an output control unit; the delay unit is configured to output a trigger signal after delaying for a time length; the switch unit is configured to, when receiving the trigger signal, make the path between the voltage input terminal and the input terminal of the output control unit be conducted; and the output control unit is configured to output a control voltage. Embodiments of the disclosure can realize adjustable delaying with respect to the output voltage of the DC-DC converter.
    Type: Application
    Filed: February 10, 2017
    Publication date: August 24, 2017
    Inventor: Wenjing Tan
  • Publication number: 20170052214
    Abstract: The present invention discloses a position calibration method, a test circuit board, a sample panel and a position calibration apparatus. The position calibration method comprises: Step S1, providing a test circuit board and forming at least one first sample connecting finger; Step S2, making a sample panel comprising second sample connecting fingers corresponding to each first sample connecting finger; Step S3, bringing the test circuit board into contact with the sample panel; and Step S4, detecting whether each first sample connecting finger is electrically connected to a corresponding second sample connecting finger, and when any one of the first sample connecting fingers is detected as in disconnection with the corresponding second sample connecting finger, adjusting a position of the test circuit board and/or the sample panel.
    Type: Application
    Filed: May 19, 2016
    Publication date: February 23, 2017
    Inventors: Lei HU, Hui ZHAO, Wenjing TAN