Patents by Inventor Kim P. Cheung

Kim P. Cheung 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).

  • Memory cell including electret and random access memory thereof
    Patent number: 9627406
    Abstract: A memory cell includes: a polarizable member including an electret to store a plurality of bits; a thermal electrode to heat the polarizable member; and a program electrode opposing the thermal electrode to program the polarizable member in a bit comprising a polarized state or a non-polarized state, the polarizable member being interposed between the thermal electrode and the program electrode. A random access memory includes: a plurality of addressable memory cells, the memory cell including: a thermal electrode; a program electrode opposing the thermal electrode; a polarizable member interposed between the thermal electrode and the program electrode, the polarizable member including an electret to store a plurality of bits.
    Type: Grant
    Filed: September 26, 2015
    Date of Patent: April 18, 2017
    Assignee: THE UNITED STATES OF AMERICA, AS REPRESENTED BY THE SECRETARY OF COMMERCE
    Inventor: Kim P. Cheung
  • MEMORY CELL INCLUDING ELECTRET AND RANDOM ACCESS MEMORY THEREOF
    Publication number: 20170092652
    Abstract: A memory cell includes: a polarizable member including an electret to store a plurality of bits; a thermal electrode to heat the polarizable member; and a program electrode opposing the thermal electrode to program the polarizable member in a bit comprising a polarized state or a non-polarized state, the polarizable member being interposed between the thermal electrode and the program electrode. A random access memory includes: a plurality of addressable memory cells, the memory cell including: a thermal electrode; a program electrode opposing the thermal electrode; a polarizable member interposed between the thermal electrode and the program electrode, the polarizable member including an electret to store a plurality of bits.
    Type: Application
    Filed: September 26, 2015
    Publication date: March 30, 2017
    Inventor: Kim P. Cheung