Patent · US Active

FinFet with source/drain regions comprising an insulator layer

US11823949B2 · kind B2 · utility

1Cited by
12References
20Claims
0Family size

Assignee

Inventors

Key dates

Filing dateMay 10, 2021
Grant dateNov 21, 2023
Priority date
Expiry dateMar 25, 2042

Classification

  • Technology area (CPC H)Electricity
  • CPC primaryH10D62/822
  • WIPO fieldSemiconductors
  • WIPO sectorElectrical engineering

Abstract

An embodiment is a device including a first fin extending from a substrate, a first gate stack over and along sidewalls of the first fin, a first gate spacer disposed along a sidewall of the first gate stack, and a first source/drain region in the first fin and adjacent the first gate spacer. The first source/drain region including a first insulator layer on the first fin, and a first epitaxial layer on the first insulator layer.

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