Patents by Inventor Masahiro Nakanichi

Masahiro Nakanichi 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 CONTROLLER, NONVOLATILE STORAGE DEVICE, NONVOLATILE STORAGE SYSTEM, AND DATA WRITING METHOD
    Publication number: 20100082878
    Abstract: Used is a nonvolatile memory such as a multi-level NAND flash memory having memory cells for holding data of a plurality of pages. When the data is to be written in the nonvolatile memory 110, a physical unit is consisted in units of a plurality of paired pages. When all the physical units cannot be written, the data is copied from an old physical block holding an already written effective data, and is written in a new physical block till the written, from the first section of a new physical unit, so that an error can be prevented.
    Type: Application
    Filed: May 24, 2006
    Publication date: April 1, 2010
    Applicant: MATSUSHITA ELECTRIC INDUSTRIAL CO., LTD.
    Inventors: Manabu Inoue, Masahiro Nakanichi, Tomoaki Izumi, Hironori Mori, Kunihiro Maki, Toshiyuki Honda