Patent · US Expired

Depositing an oxide

US7192890B2 · kind B2 · utility

2Cited by
7References
22Claims
0Family size

Assignee

Inventors

Key dates

Filing dateOct 29, 2003
Grant dateMar 20, 2007
Priority date
Expiry dateMar 11, 2024

Classification

  • Technology area (CPC H)Electricity
  • CPC primaryH01L21/0228
  • WIPO fieldSemiconductors
  • WIPO sectorElectrical engineering

Abstract

A dielectric deposited on a substrate may be exposed to a salt solution. While exposed to the salt solution, an oxide is deposited on the dielectric.

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