Patent · US Expired

GaAsP epitaxial wafer and a method for manufacturing it

US6048397A · kind A · utility

7Cited by
5References
1Claims
0Family size

Assignee

Inventors

Key dates

Filing dateDec 29, 1997
Grant dateApr 11, 2000
Priority date
Expiry dateDec 29, 2017

Classification

  • Technology area (CPC H)Electricity
  • CPC primaryH10H20/8242

Abstract

A GaAsP epitaxial wafer 10 which has a GaAs.sub.1-x P.sub.x (0.45<x<1) constant nitrogen concentration layer 6 formed by doping a constant composition layer with nitrogen wherein the constant nitrogen concentration layer 6 has the following upper and lower limits of nitrogen concentration: EQU Upper limit: N=(6.25x-1.125).times.10.sup.18 cm.sup.-3 EQU Lower limit: N=(5x-1.5).times.10.sup.18 cm.sup.-3

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