Patent · US Expired

Method for producing semiconductor device

US5192680A · kind A · utility

8Cited by
2References
3Claims
0Family size

Assignee

Inventors

Key dates

Filing dateJun 2, 1989
Grant dateMar 9, 1993
Priority date
Expiry dateJun 2, 2009

Classification

  • Technology area (CPC Y)Emerging Cross-Sectional Technologies
  • CPC primaryY10S438/975
  • WIPO fieldSemiconductors
  • WIPO sectorElectrical engineering

Abstract

A method for producing a semiconductor device containing steps of forming a stepped pattern on the surface of a semiconductor substrate and forming a gaseous grown crystal layer thereon, which comprises positioning an alignment pattern (for example 6c) included in the first-mentioned pattern diagonally with respect to an in-plane direction of faster pattern growth in said gaseous crystal growth.

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