Patents by Inventor Shao-Fan Yen

Shao-Fan Yen 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).

  • Cold area determining method, memory controlling circuit unit and memory storage device
    Patent number: 11010291
    Abstract: A cold area determining method, a memory controlling circuit unit, and a memory storage device are provided. The method includes: recording a plurality of logical update counts respectively corresponding to a plurality of logical units; calculating a plurality of reference update counts respectively corresponding to the plurality of physical erasing units according to the plurality of logical update counts; calculating a reference value according to a plurality of first logical update counts respectively corresponding to a plurality of first logical units; and determining at least one first physical erasing unit belonging to a cold area among the plurality of physical erasing units according to the reference value and the plurality of reference update counts.
    Type: Grant
    Filed: October 4, 2019
    Date of Patent: May 18, 2021
    Assignee: PHISON ELECTRONICS CORP.
    Inventors: Shao-Fan Yen, Chih-Chieh Hsu
  • COLD AREA DETERMINING METHOD, MEMORY CONTROLLING CIRCUIT UNIT AND MEMORY STORAGE DEVICE
    Publication number: 20210056018
    Abstract: A cold area determining method, a memory controlling circuit unit, and a memory storage device are provided. The method includes: recording a plurality of logical update counts respectively corresponding to a plurality of logical units; calculating a plurality of reference update counts respectively corresponding to the plurality of physical erasing units according to the plurality of logical update counts; calculating a reference value according to a plurality of first logical update counts respectively corresponding to a plurality of first logical units; and determining at least one first physical erasing unit belonging to a cold area among the plurality of physical erasing units according to the reference value and the plurality of reference update counts.
    Type: Application
    Filed: October 4, 2019
    Publication date: February 25, 2021
    Applicant: PHISON ELECTRONICS CORP.
    Inventors: Shao-Fan Yen, Chih-Chieh Hsu