Patents by Inventor Du Yeong ROH

Du Yeong ROH 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 performing garbage collection operation and operating method of memory system
    Patent number: 11086772
    Abstract: Provided is an operating method of a memory system including a plurality of logical address groups each having a preset logical address range. The operation method may include: selecting a victim block; selecting a plurality of target blocks among empty blocks; mapping at least one logical address group of the logical address groups to each of the target blocks; determining a first logical address group including a logical address of first valid data stored in the victim block, among the logical address groups; and backing up the first valid data into a first target block mapped to the first logical address group among the target blocks.
    Type: Grant
    Filed: December 19, 2018
    Date of Patent: August 10, 2021
    Assignee: SK hynix Inc.
    Inventors: Yong Jin, Du Yeong Roh, Dong Ju Lee, Tae Jin Choi
  • OPERATING METHOD OF MEMORY SYSTEM AND MEMORY SYSTEM
    Publication number: 20200089603
    Abstract: Provided is an operating method of a memory system including a plurality of logical address groups each having a preset logical address range. The operation method may include: selecting a victim block; selecting a plurality of target blocks among empty blocks; mapping at least one logical address group of the logical address groups to each of the target blocks; determining a first logical address group including a logical address of first valid data stored in the victim block, among the logical address groups; and backing up the first valid data into a first target block mapped to the first logical address group among the target blocks.
    Type: Application
    Filed: December 19, 2018
    Publication date: March 19, 2020
    Inventors: Yong JIN, Du Yeong ROH, Dong Ju LEE, Tae Jin CHOI