Patents by Inventor Yi-Shuan Lai

Yi-Shuan Lai 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).

  • Image recovery method
    Patent number: 9418409
    Abstract: An image recovery method is disclosed for eliminating an effect of an environmental medium. The image recovery method includes receiving a captured image affected by the environmental medium, defining a respective local window with each pixel located at a center of the respective local window, and under an assumption that original radiance of all pixels within the respective local window in the captured image are identical, performing a minimization calculation for each local window, to obtain a corresponding transmission of each pixel in the captured image.
    Type: Grant
    Filed: December 19, 2013
    Date of Patent: August 16, 2016
    Assignees: NOVATEK Microelectronics Corp., Tsing Hua University
    Inventors: Yi-Shuan Lai, Yi-Lei Chen, Chiu-Ting Hsu
  • Image Recovery Method
    Publication number: 20140254931
    Abstract: An image recovery method is disclosed for eliminating an effect of an environmental medium. The image recovery method includes receiving a captured image affected by the environmental medium, defining a respective local window with each pixel located at a center of the respective local window, and under an assumption that original radiance of all pixels within the respective local window in the captured image are identical, performing a minimization calculation for each local window, to obtain a corresponding transmission of each pixel in the captured image.
    Type: Application
    Filed: December 19, 2013
    Publication date: September 11, 2014
    Inventors: Yi-Shuan Lai, Yi-Lei Chen, Chiu-Ting Hsu