Patents by Inventor Lv Cheng

Lv Cheng 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).

  • Touch panel comprising piezoelectric power generating components, method for manufacturing the same and touch display panel
    Patent number: 10664079
    Abstract: A touch panel, a method for manufacturing the same and a touch display panel are disclosed. The touch panel includes a touch region and a peripheral region, the touch region includes a touch structure disposed on a base substrate; the peripheral region includes a plurality of piezoelectric power generating components disposed on the base substrate, the piezoelectric power generating components are configured for providing energy at least to the touch structure; and each of the piezoelectric power generating component includes a first electrode, a second electrode and a power generating layer disposed between the first electrode and the second electrode, and the power generating layer is of a piezoelectric material.
    Type: Grant
    Filed: October 18, 2016
    Date of Patent: May 26, 2020
    Assignees: BOE Technology Group Co., Ltd., Hefei Xinsheng Optoelectronics Technology Co., Ltd.
    Inventors: Liangliang Jiang, Lv Cheng, Ke Dai, Yong Jun Yoon
  • Self-refresh display driving device, driving method and display device
    Patent number: 10546548
    Abstract: The present disclosure provides a self-refresh display driving device, a driving method and a display device. The self-refresh display driving device includes a timing control module and a driving module, wherein the driving module includes a frame buffer. The timing control module enters a sleep mode when the self refresh display driving device enters the self-refresh mode.
    Type: Grant
    Filed: November 10, 2017
    Date of Patent: January 28, 2020
    Assignees: BOE TECHNOLOGY GROUP CO., LTD., HEFEI BOE OPTOELECTRONICS TECHNOLOGY CO., LTD.
    Inventors: Lv Cheng, Tao Ma
  • SELF-REFRESH DISPLAY DRIVING DEVICE, DRIVING METHOD AND DISPLAY DEVICE
    Publication number: 20180308439
    Abstract: The present disclosure provides a self-refresh display driving device, a driving method and a display device. The self-refresh display driving device includes a timing control module and a driving module, wherein the driving module includes a frame buffer. The timing control module enters a sleep mode when the self refresh display driving device enters the self-refresh mode.
    Type: Application
    Filed: November 10, 2017
    Publication date: October 25, 2018
    Inventors: Lv CHENG, Tao MA
  • Touch Panel, Method for Manufacturing the Same and Touch Display Panel
    Publication number: 20170220160
    Abstract: A touch panel, a method for manufacturing the same and a touch display panel are disclosed. The touch panel includes a touch region and a peripheral region, the touch region includes a touch structure disposed on a base substrate; the peripheral region includes a plurality of piezoelectric power generating components disposed on the base substrate, the piezoelectric power generating components are configured for providing energy at least to the touch structure; and each of the piezoelectric power generating component includes a first electrode, a second electrode and a power generating layer disposed between the first electrode and the second electrode, and the power generating layer is of a piezoelectric material.
    Type: Application
    Filed: October 18, 2016
    Publication date: August 3, 2017
    Inventors: Liangliang Jiang, Lv Cheng, Ke Dai, Yong Jun Yoon