Patent ID: 11972797
Assignee: KIOXIA CORPORATION
Field: Computer technology (Electrical engineering)
Classification: CPC G | IPC G

Claim 5:
6. The memory device according to claim 1,
wherein the memory cell array is formed on a semiconductor substrate,
wherein the variable resistance layer extends in a first direction above the semiconductor substrate,
wherein the cell transistor includes:
a first semiconductor layer that extends in the first direction and covers a side surface of the variable resistance layer, and
a first insulator layer that extends in the first direction and covers a side surface of the first semiconductor layer, and

wherein the select transistor includes:
a second semiconductor layer that extends in the first direction, and
a second insulator layer that extends in the first direction and covers a side surface of the second semiconductor layer, and

wherein the first semiconductor layer and the second semiconductor layer are continuous, and the first insulator layer and the second insulator layer are continuous.