Patents by Inventor Weining Cheng

Weining 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).

  • Devices with embedded non-volatile memory and metal gates and methods for fabricating the same
    Patent number: 9583499
    Abstract: Devices and methods for fabricating devices with floating gates and replacement metal gates are provided. In an embodiment, a method for fabricating a device includes providing a semiconductor substrate. The method forms a floating gate and a sacrificial gate over the semiconductor substrate. Further, the method replaces the sacrificial gate with a metal gate. After replacing the sacrificial gate with the metal gate, the method forms a control gate over the floating gate.
    Type: Grant
    Filed: November 25, 2015
    Date of Patent: February 28, 2017
    Assignee: GLOBALFOUNDRIES SINGAPORE PTE. LTD.
    Inventors: Ming Zhu, Pinghui Li, Weining Cheng, Yiang Aun Nga