Patent · US Expired

Method of creating hydrogen isotope reservoirs in a semiconductor device

US6605529B2 · kind B2 · utility

0Cited by
5References
22Claims
0Family size

Assignee

Inventors

Key dates

Filing dateMay 11, 2001
Grant dateAug 12, 2003
Priority date
Expiry dateAug 1, 2021

Classification

  • Technology area (CPC H)Electricity
  • CPC primaryH10D64/685
  • WIPO fieldSemiconductors
  • WIPO sectorElectrical engineering

Abstract

The present invention provides a method of manufacturing a semiconductor device that includes incorporation of a hydrogen isotope at a relatively high processing temperature during gate oxidation or polysilicon gate electrode deposition to maximize incorporation of hydrogen isotope at interfaces deliberately created during oxidation (such as graded oxidation) as multilayered poly/alpha-silicon deposition process.

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