Patents by Inventor Youhei Kouchi

Youhei Kouchi 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: 20160266802
    Abstract: According to one embodiment, a storage device includes a first nonvolatile memory having first and second physical addresses, a first controller controlling the first nonvolatile memory and storing data associated with a first memory space which is manageable by itself, the first memory space including the first, second and third physical addresses, a second nonvolatile memory having third and fourth physical addresses, a second controller controlling the second nonvolatile memory and storing data associated with a second memory space which is manageable by itself, the second memory space including the second, third and fourth physical addresses, and a signal line connected between the first and second controller.
    Type: Application
    Filed: August 13, 2015
    Publication date: September 15, 2016
    Applicant: KABUSHIKI KAISHA TOSHIBA
    Inventors: Norikazu YOSHIDA, Youhei KOUCHI
  • Publication number: 20160247581
    Abstract: According to one embodiment, a memory system includes a nonvolatile memory, a memory interface, a storage unit which stores defective memory cell information, and a storage location control unit which creates second data of a second data length longer than a first data length based on an area at a write destination of first data of the first data length, causes the memory interface to write a plurality of second data to the nonvolatile memory, causes the memory interface to read the second data corresponding to the first data instructed to be read from the nonvolatile memory, and restores the first data based on the read second data and the defective memory cell information.
    Type: Application
    Filed: September 9, 2015
    Publication date: August 25, 2016
    Applicant: Kabushiki Kaisha Toshiba
    Inventors: Riki SUZUKI, Toshikatsu Hida, Tokumasa Hara, Kenichiro Yoshii, Youhei Kouchi, Norikazu Yoshida