公开(公告)号：US20240172428A1

公开(公告)日：2024-05-23

申请号：US18518293

申请日：2023-11-22

Applicant: SAMSUNG ELECTRONICS CO.,LTD.

Inventor： KYUNGHWAN KIM ,  Hyungeun Choi ,  Keunnam Kim ,  Seokhan Park ,  Seokho Shin ,  Joongchan Shin ,  Kiseok Lee ,  Sangho Lee ,  Moonyoung Jeong

IPC: H10B12/00

CPC classification number: H10B12/50 ,  H10B12/09 ,  H10B12/315

Abstract: A semiconductor device is provided. The semiconductor device includes: a lower structure including a bit line; a cell semiconductor body vertically overlapping the bit line, on the lower structure; a peripheral semiconductor body including a portion disposed on a same level as at least a portion of the cell semiconductor body, on the lower structure; and a peripheral gate on the peripheral semiconductor body, wherein the peripheral semiconductor body includes a lower region having a first width and an upper region having a second width, greater than the first width on the lower region.