Patents by Inventor Byeong Kyu CHO

Byeong Kyu CHO 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).

  • Semiconductor memory device for performing coding program and operating method thereof
    Patent number: 10360978
    Abstract: Disclosed are a semiconductor memory device and an operating method thereof. The semiconductor memory device includes: a memory cell array including a plurality of memory blocks sharing one or more drain select lines; a peripheral circuit configured to perform a program operation on the memory cell array; and a control logic configured to control the peripheral circuit to coding-program one or more drain select transistors included in each of the plurality of memory blocks.
    Type: Grant
    Filed: January 17, 2018
    Date of Patent: July 23, 2019
    Assignee: SK hynix Inc.
    Inventors: Hee Youl Lee, Byeong Kyu Cho
  • SEMICONDUCTOR MEMORY DEVICE AND OPERATING METHOD THEREOF
    Publication number: 20190019555
    Abstract: Disclosed are a semiconductor memory device and an operating method thereof. The semiconductor memory device includes: a memory cell array including a plurality of memory blocks sharing one or more drain select lines; a peripheral circuit configured to perform a program operation on the memory cell array; and a control logic configured to control the peripheral circuit to coding-program one or more drain select transistors included in each of the plurality of memory blocks.
    Type: Application
    Filed: January 17, 2018
    Publication date: January 17, 2019
    Inventors: Hee Youl LEE, Byeong Kyu CHO