Patent · US Expired

Semiconductor element

US4982251A · kind A · utility

3Cited by
11References
7Claims
0Family size

Assignee

Inventors

Key dates

Filing dateApr 17, 1990
Grant dateJan 1, 1991
Priority date
Expiry dateApr 17, 2010

Classification

  • Technology area (CPC H)Electricity
  • CPC primaryH10D30/6745
  • WIPO fieldSemiconductors
  • WIPO sectorElectrical engineering

Abstract

A semiconductor element comprises its main part constituted of a polycrystalline silicon semiconductor layer containing 0.01 to 1 atomic % of fluorine atoms.

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