Patents by Inventor Rei Kasedo

Rei Kasedo 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 system and refresh method
    Patent number: 12136451
    Abstract: A memory system includes a non-volatile memory provided with a plurality of physical blocks, and a controller configured to execute a refresh for the plurality of blocks of the non-volatile memory to rewrite data of a first plurality of blocks to a second plurality of blocks provided in the plurality of blocks. In a first time period from a previous writing to each block provided in the first plurality of blocks to completion of the refresh for each block, the controller is capable of dynamically controlling a time at which the refresh for each block is started.
    Type: Grant
    Filed: August 29, 2022
    Date of Patent: November 5, 2024
    Assignee: KIOXIA CORPORATION
    Inventor: Rei Kasedo
  • MEMORY SYSTEM AND REFRESH METHOD
    Publication number: 20230307031
    Abstract: A memory system includes a non-volatile memory provided with a plurality of physical blocks, and a controller configured to execute a refresh for the plurality of blocks of the non-volatile memory to rewrite data of a first plurality of blocks to a second plurality of blocks provided in the plurality of blocks. In a first time period from a previous writing to each block provided in the first plurality of blocks to completion of the refresh for each block, the controller is capable of dynamically controlling a time at which the refresh for each block is started.
    Type: Application
    Filed: August 29, 2022
    Publication date: September 28, 2023
    Applicant: Kioxia Corporation
    Inventor: Rei Kasedo