F. Chau & Associates, LLC
Nonvolatile memory device
A nonvolatile memory device is provided. The device may include a plurality of cell strings that are configured to share a bit line, word lines, and selection lines. Each of the cell strings may include a plurality of memory cells connected in series to each other and a string selection device controlling connections between the memory cells and the bit line, and the string selection device may include a first string selection element with a first threshold voltage and a second string selection element connected in series to the first string selection element and having a second threshold voltage different from the first threshold voltage. At least one of the first and second string selection elements may include a plurality of switching elements connected in series to each other.
Samsung Electronic Co., Ltd.
G G G G G G G
G11C G11C G11C G11C G11C G11C G11C
inventional inventional inventional additional inventional additional additional
Yoocheol Jungdal Changyun
Shin Choi Lee