Patents by Inventor Liu Chien Hung

Liu Chien Hung 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).

  • Publication number: 20120170363
    Abstract: A method of programming a memory device comprising a plurality of bits that each have a plurality of program states in which each program state has a corresponding program verify (PV) level may include applying a first sequence of program shots to program fastest bits of the memory device utilizing a bias voltage having a maximum value corresponding to a respective program state being programmed, lowering the bias voltage to apply a second sequence of program shots to program fast bits of the memory device up to N program shots, and increasing the bias voltage for program shots greater than N to program slow bits of the memory device.
    Type: Application
    Filed: December 30, 2010
    Publication date: July 5, 2012
    Inventors: Fu Kai Tsai, Liu Chien Hung