Patent · US Expired

Plasma enhanced deposition of semiconductors

US4421592A · kind A · utility

65Cited by
18References
4Claims
0Family size

Assignee

Inventors

Key dates

Filing dateMay 22, 1981
Grant dateDec 20, 1983
Priority date
Expiry dateMay 22, 2001

Classification

  • Technology area (CPC Y)Emerging Cross-Sectional Technologies
  • CPC primaryY10S117/915
  • WIPO fieldSurface technology, coating
  • WIPO sectorChemistry

Abstract

Semiconductor thin films are produced using plasma assisted chemical vapor deposition on alkali halide single crystal substrates. Deposition is formed at relatively low temperatures so that sublimation of the substrate is not a problem. The invention process permits at high rate deposition of high quality semiconductors.

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