Patent · US Active

Semiconductor memory device

US12426271B2 · kind B2 · utility

0Cited by
9References
20Claims
0Family size

Assignee

Inventors

Key dates

Filing dateFeb 1, 2022
Grant dateSep 23, 2025
Priority date
Expiry dateMar 26, 2044

Classification

  • Technology area (CPC H)Electricity
  • CPC primaryH10D1/682

Abstract

A semiconductor memory device is provided. The semiconductor memory device includes a substrate; a transistor disposed above the substrate, the transistor having a channel region defining an inner space; and a capacitor passing through the transistor in a vertical direction in the inner space.

Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.