Patents by Inventor Wei-Han Yen

Wei-Han Yen 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).

  • E-paper display device and a method for driving an e-paper display device
    Patent number: 11501741
    Abstract: An e-paper display device including an e-paper display panel, a graphics library and a display controller is provided. The display controller is coupled to the e-paper display panel. The display controller is configured to receive a line segment input signal and call the graphics library, and then drive, using a set of signal waveforms, the e-paper display panel to display a line segment. The set of signal waveforms is generated according to the line segment input signal and the graphics library. The line segment includes at least one gray level. In addition, a method for driving an e-paper display device is also provided.
    Type: Grant
    Filed: November 17, 2020
    Date of Patent: November 15, 2022
    Assignee: E Ink Holdings Inc.
    Inventor: Wei-Han Yen
  • E-PAPER DISPLAY DEVICE AND A METHOD FOR DRIVING AN E-PAPER DISPLAY DEVICE
    Publication number: 20210256936
    Abstract: An e-paper display device including an e-paper display panel, a graphics library and a display controller is provided. The display controller is coupled to the e-paper display panel. The display controller is configured to receive a line segment input signal and call the graphics library, and then drive, using a set of signal waveforms, the e-paper display panel to display a line segment. The set of signal waveforms is generated according to the line segment input signal and the graphics library. The line segment includes at least one gray level. In addition, a method for driving an e-paper display device is also provided.
    Type: Application
    Filed: November 17, 2020
    Publication date: August 19, 2021
    Applicant: E Ink Holdings Inc.
    Inventor: Wei-Han Yen