Patents by Inventor Yun Hevb SONG

Yun Hevb SONG 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).

  • Nonvolatile memory device, fabrication method thereof and memory system comprising the same
    Patent number: 9035372
    Abstract: A nonvolatile memory device includes (i) a semiconductor substrate, (ii) a channel formed over the substrate and extending in a first direction, (iii) a first NAND string arranged over a lower portion of a sidewall of the channel, (iv) a second NAND string arranged over an upper portion of the sidewall of the channel, and (v) an erasing conductive layer provided between the first and the second NAND strings and coupled to the sidewall of the channel.
    Type: Grant
    Filed: June 28, 2013
    Date of Patent: May 19, 2015
    Assignees: SK HYNIX INC., INDUSTRY-UNIVERSITY COOPERATION FOUNDATION HANYANG UNIVERSITY
    Inventor: Yun Hevb Song
  • NONVOLATILE MEMORY DEVICE, FABRICATION METHOD THEREOF AND MEMORY SYSTEM COMPRISING THE SAME
    Publication number: 20140001530
    Abstract: A nonvolatile memory device includes (i) a semiconductor substrate, (ii) a channel formed over the substrate and extending in a first direction, (iii) a first NAND string arranged over a lower portion of a sidewall of the channel, (iv) a second NAND string arranged over an upper portion of the sidewall of the channel, and (v) an erasing conductive layer provided between the first and the second NAND strings and coupled to the sidewall of the channel.
    Type: Application
    Filed: June 28, 2013
    Publication date: January 2, 2014
    Inventor: Yun Hevb SONG