Patents by Inventor Ingab KANG

Ingab KANG 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).

  • Row hammer prevention circuit, a memory module including the row hammer prevention circuit, and a memory system including the memory module
    Patent number: 11037618
    Abstract: A row hammer prevention circuit for providing a reference address to perform an additional refresh operation includes a history storage circuit configured to store one or more first addresses, each of the first addresses having been provided as the reference address. The row hammer prevention circuit further includes an address storage circuit configured to store a row address corresponding to an active command, a reference address storage circuit configured to store one or more second addresses, and a control circuit configured to provide the reference address in response to a refresh command.
    Type: Grant
    Filed: April 24, 2020
    Date of Patent: June 15, 2021
    Assignees: SK hynix Inc., Seoul National University R&DB Foundation
    Inventors: Eojin Lee, Ingab Kang, Jung Ho Ahn
  • ROW HAMMER PREVENTION CIRCUIT, A MEMORY MODULE INCLUDING THE ROW HAMMER PREVENTION CIRCUIT, AND A MEMORY SYSTEM INCLUDING THE MEMORY MODULE
    Publication number: 20210043248
    Abstract: A row hammer prevention circuit for providing a reference address to perform an additional refresh operation includes a history storage circuit configured to store one or more first addresses, each of the first addresses having been provided as the reference address. The row hammer prevention circuit further includes an address storage circuit configured to store a row address corresponding to an active command, a reference address storage circuit configured to store one or more second addresses, and a control circuit configured to provide the reference address in response to a refresh command.
    Type: Application
    Filed: April 24, 2020
    Publication date: February 11, 2021
    Inventors: Eojin LEE, Ingab KANG, Jung Ho AHN