Patent · US Active

Semiconductor structure, fabrication method and three-dimensional memory

US12376307B2 · kind B2 · utility

0Cited by
1References
20Claims
0Family size

Assignee

Inventors

Key dates

Filing dateApr 22, 2022
Grant dateJul 29, 2025
Priority date
Expiry dateOct 24, 2043

Classification

  • Technology area (CPC H)Electricity
  • CPC primaryH10B43/27

Abstract

The present disclosure provides a semiconductor device. The semiconductor device includes a transistor in active area. The active area is in a substrate and comprises a recess, a surface of the recess having an offset from a surface of the substrate. The transistor comprises a gate electrode, the gate electrode comprising a first portion in the recess and a second portion outside the recess.

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