Patents by Inventor Shan-Hua YEH

Shan-Hua YEH 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).

  • SCREEN SHARING SYSTEM AND SCREEN SHARING METHOD FOR VIDEO CONFERENCE
    Publication number: 20240289081
    Abstract: A screen sharing system and a screen sharing method for a video conference are provided. The screen sharing method includes the following. An identifier is transmitted and video data matching the identifier is transmitted by a first terminal device. Status information corresponding to a second terminal device is received by the first terminal device in response to transmitting the video data. A prompt message is output by the first terminal device according to the status information. The first terminal device determines whether screen sharing with the second terminal device is successful according to the prompt message.
    Type: Application
    Filed: April 13, 2023
    Publication date: August 29, 2024
    Applicant: Wistron Corporation
    Inventors: Shan-Hua Yeh, Tao Chen
  • QR code graphic manufacturing device and manufacturing method of the same
    Patent number: 10803260
    Abstract: The present disclosure provides a QR code graphic manufacturing device, which comprises a gray-scaled adjusting module, a data-hiding module, and an error-diffusion module. The gray-scaled adjusting module is used to adjust a gray-scaled value of an original image to generate a modified gray-scaled image. The data-hiding module and the error-diffusion module are respectively used to process the modified gray-scaled image and a QR code, and to generate a QR code graphic with a better hidden effect.
    Type: Grant
    Filed: October 22, 2017
    Date of Patent: October 13, 2020
    Assignee: NATIONAL TAIWAN NORMAL UNIVERSITY
    Inventors: Hsi-Chun Wang, Chun-Shien Lu, Jia-Chi Ho, Shan-Hua Yeh, Yu-Mei Wang, Chia-Tsen Sun, Pei-Chun Kuan
  • QR CODE GRAPHIC MANUFACTURING DEVICE AND MANUFACTURING METHOD OF THE SAME
    Publication number: 20190026504
    Abstract: The present disclosure provides a QR code graphic manufacturing device, which comprises a gray-scaled adjusting module, a data-hiding module, and an error-diffusion module. The gray-scaled adjusting module is used to adjust a gray-scaled value of an original image to generate a modified gray-scaled image. The data-hiding module and the error-diffusion module are respectively used to process the modified gray-scaled image and a QR code, and to generate a QR code graphic with a better hidden effect.
    Type: Application
    Filed: October 22, 2017
    Publication date: January 24, 2019
    Inventors: His-Chun WANG, Chun-Shien LU, Jia-Chi HO, Shan-Hua YEH, Yu-Mei WANG, Chia-Tsen SUN, Pei-Chun KUAN