Patent · US Expired

Method for manufacturing a semiconductor device

US6207469A · kind A · utility

4Cited by
5References
9Claims
0Family size

Assignee

Inventors

Key dates

Filing dateOct 23, 1998
Grant dateMar 27, 2001
Priority date
Expiry dateOct 23, 2018

Classification

  • Technology area (CPC H)Electricity
  • CPC primaryH01L21/3245
  • WIPO fieldSemiconductors
  • WIPO sectorElectrical engineering

Abstract

A GaN type semiconductor layer in which a group 2 impurity element is added is formed. The GaN type semiconductor layer is heated at a predetermined temperature, while irradiating the semiconductor layer with an electromagnetic wave having an energy larger than the band gap energy of the GaN type semiconductor layer.

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