Patents by Inventor Dajing Yang

Dajing Yang 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).

  • Self-aligned optical grid on image sensor
    Patent number: 10566377
    Abstract: An image sensor includes a substrate, a plurality of light sensitive pixels, a first plurality of color filters, a plurality of reflective sidewalls, and a second plurality of color filters. The light sensitive pixels are formed on said substrate. The first plurality of color filters is disposed over a first group of the light sensitive pixels. The reflective sidewalls are formed on each side of each of the first plurality of color filters. The second plurality of color filters are disposed over a second group of light sensitive pixels and each color filter of the second plurality of color filters is separated from each adjacent filter of said first plurality of color filters by one of the reflective sidewalls. In a particular embodiment an etch-resistant layer is disposed over the first plurality of color filters and the second group of light sensitive pixels.
    Type: Grant
    Filed: September 13, 2018
    Date of Patent: February 18, 2020
    Assignee: OmniVision Technologies, Inc.
    Inventors: Xin Wang, Dajing Yang, Qin Wang, Duli Mao, Dyson Hsin-Chih Tai