Patents by Inventor Chuanyan LAN

Chuanyan LAN 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: 10636345
    Abstract: The present disclosure provides a method of compensating in a display panel, comprising: determining a displaying state according to a displaying state parameter of the display panel; acquiring a reference compensation parameter and a correction coefficient for a target displaying state, in response to determining that the displaying state is the target displaying state; determining a corrected compensation parameter for the target displaying state, based on the reference compensation parameter and the correction coefficient for the target displaying state; and compensating display brightness of pixels on the display panel, by using the corrected compensation parameter.
    Type: Grant
    Filed: April 9, 2019
    Date of Patent: April 28, 2020
    Assignees: CHENGDU BOE OPTOELECTRONICS TECHNOLOGY CO., LTD., BOE TECHNOLOGY GROUP CO., LTD.
    Inventors: Qun Jia, Yong Yu, Chuanyan Lan
  • Publication number: 20200098302
    Abstract: The present disclosure provides a method of compensating in a display panel, comprising: determining a displaying state according to a displaying state parameter of the display panel; acquiring a reference compensation parameter and a correction coefficient for a target displaying state, in response to determining that the displaying state is the target displaying state; determining a corrected compensation parameter for the target displaying state, based on the reference compensation parameter and the correction coefficient for the target displaying state; and compensating display brightness of pixels on the display panel, by using the corrected compensation parameter.
    Type: Application
    Filed: April 9, 2019
    Publication date: March 26, 2020
    Inventors: Qun Jia, Yong Yu, Chuanyan Lan
  • Patent number: 10504447
    Abstract: The present disclosure provides a GOA unit of a light emitting control signal and its driving method, a GOA circuit and display device, relating to the field of display technology. And they can overcome the problems of a screen flickering or an abnormal display that the display device may have. The GOA unit of the light emitting control signal includes a potential control module, a pull-down module, a pull-up module and a writing module. The writing module is connected to a second voltage terminal, a signal control terminal, a signal output terminal, and outputs the voltage of the second voltage terminal to the signal output terminal.
    Type: Grant
    Filed: September 20, 2017
    Date of Patent: December 10, 2019
    Assignees: BOE TECHNOLOGY GROUP CO., LTD., CHENGDU BOE OPTOELECTRONICS TECHNOLOGY CO., LTD.
    Inventors: Chuanyan Lan, Taehyun Kim
  • Publication number: 20190259340
    Abstract: The preset disclosure provides a data burning method and a data burning device. The data burning method comprises receiving a differential signal data packet, which is transmitted by a signal generator, by a driver IC through a differential signal interface, the differential signal data packet including grayscale data; parsing the differential signal data packet by the driver IC to obtain the grayscale data; and burning the grayscale data to a memory by the driver IC.
    Type: Application
    Filed: August 30, 2018
    Publication date: August 22, 2019
    Inventors: Guoqiang Wu, Chuanyan Lan, Yong Yu, Taehyun Kim, Lianbin Liu
  • Publication number: 20190180666
    Abstract: A shift register includes a gate driving signal generating sub-circuit, a plurality of first signal output control sub-circuits, second signal output control sub-circuits, and signal output terminals. Each first signal output control sub-circuit and the corresponding one of the second signal output control sub-circuits coupled thereto are configured to: during one or more time periods in a period of displaying one frame of image, transmit a gate driving signal output by the gate driving signal generating sub-circuit to a corresponding one of the signal output terminals and output the gate driving signal through the corresponding one of the signal output terminals, and during other time periods, transmit the first input signal received by the first signal input terminal to a corresponding one of the signal output terminals and output the first input signal through the corresponding one of the signal output terminals.
    Type: Application
    Filed: September 21, 2018
    Publication date: June 13, 2019
    Inventors: Yong YU, Chuanyan LAN, Taehyun KIM, Qing LIU
  • Publication number: 20190066597
    Abstract: The present disclosure provides a GOA unit of a light emitting control signal and its driving method, a GOA circuit and display device, relating to the field of display technology. And they can overcome the problems of a screen flickering or an abnormal display that the display device may have. The GOA unit of the light emitting control signal includes a potential control module, a pull-down module, a pull-up module and a writing module. The writing module is connected to a second voltage terminal, a signal control terminal, a signal output terminal, and outputs the voltage of the second voltage terminal to the signal output terminal.
    Type: Application
    Filed: September 20, 2017
    Publication date: February 28, 2019
    Applicants: BOE TECHNOLOGY GROUP CO., LTD., CHENGDU BOE OPTOELECTRONICS TECHNOLOGY CO., LTD.
    Inventors: Chuanyan LAN, Taehyun KIM
  • Patent number: 9905149
    Abstract: Embodiments of the present application disclose a driving circuit, a driving method, and a display device, and pertain to the field of display. The driving circuit comprises: a gate driving unit for sequentially inputting a gate voltage to gates of pixel cells in each row on a display panel, the display panel being divided into a plurality of regions along a gate scanning direction, each region including at least one row of pixel cells controlled by a gate line; and a control unit for controlling the gate driving unit to input different gate voltages to gates in at least two different regions, and to input the same gate voltage to gates in the same region.
    Type: Grant
    Filed: March 30, 2016
    Date of Patent: February 27, 2018
    Assignees: BOE TECHNOLOGY GROUP CO., LTD., CHENGDU BOE OPTOELECTRONICS TECHNOLOGY CO., LTD.
    Inventors: Chuanyan Lan, Fucheng Yang, Dongmei Wei
  • Publication number: 20170076648
    Abstract: There are provided a Gamma voltage generating circuit, a driving unit, a display apparatus and a chromaticity coordinate adjusting method. The Gamma voltage generating circuit includes: a voltage reducing unit configured to reduce an inputted source voltage to obtain an initial voltage of a Gamma voltage; a voltage dividing unit configured to divide the initial voltage of the Gamma voltage to generate respective scales of Gamma voltages; and a voltage increasing unit configured to produce an additional voltage signal, and the additional voltage signal produced by the voltage increasing unit is used to be superimposed on the initial voltage of the Gamma voltage. The Gamma voltage generating circuit is capable of adjusting chromaticity coordinate to make display effect of the display apparatus consistent, and would not reduce luminance of a white picture accordingly.
    Type: Application
    Filed: September 21, 2015
    Publication date: March 16, 2017
    Applicant: BOE TECHNOLOGY GROUP CO., LTD.
    Inventors: Chuanyan LAN, Xiuzhu TANG, Fucheng YANG
  • Publication number: 20170032727
    Abstract: Embodiments of the present application disclose a driving circuit, a driving method, and a display device, and pertain to the field of display. The driving circuit comprises: a gate driving unit for sequentially inputting a gate voltage to gates of pixel cells in each row on a display panel, the display panel being divided into a plurality of regions along a gate scanning direction, each region including at least one row of pixel cells controlled by a gate line; and a control unit for controlling the gate driving unit to input different gate voltages to gates in at least two different regions, and to input the same gate voltage to gates in the same region.
    Type: Application
    Filed: March 30, 2016
    Publication date: February 2, 2017
    Inventors: Chuanyan LAN, Fucheng YANG, Dongmei WEI