Patent · US Expired

Semiconductor film and process for its production

US5194398A · kind A · utility

79Cited by
3References
30Claims
0Family size

Assignee

Inventors

Key dates

Filing dateFeb 6, 1992
Grant dateMar 16, 1993
Priority date
Expiry dateFeb 6, 2012

Classification

  • Technology area (CPC Y)Emerging Cross-Sectional Technologies
  • CPC primaryY10S438/909
  • WIPO fieldSemiconductors
  • WIPO sectorElectrical engineering

Abstract

A method for forming an amorphous semiconductor film, which comprises (a) a film-forming step of forming a semiconductor film having not more than 20 atomic percent of bound hydrogen to a thickness of 3 to 1000 .ANG., and (b) a modifying step of modifying the formed film, the steps being repeated multiple times.

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