Patent ID: 11889689
Assignee: KIOXIA CORPORATION
Field: Semiconductors (Electrical engineering)
Classification: CPC H | IPC H

Claim 5:
6. The semiconductor memory device of claim 5,
wherein the second portion and the seventh portion are arranged in the second direction,
wherein the third portion and the eighth portion are arranged in the second direction,
wherein the second portion includes a first sub portion and a second sub portion each extending along the first direction, and a third sub portion that is in contact with the fourth portion between the first sub portion and the second sub portion,
wherein the third portion includes a fourth sub portion and a fifth sub portion each extending along the second direction, and a sixth sub portion that is in contact with the fifth portion between the fourth sub portion and the fifth sub portion, and
wherein the first sub portion and the fifth sub portion are arranged in the second direction.