Patent · US Expired

Semiconductor light-emitting device and production method thereof

US5895225A · kind A · utility

18Cited by
5References
6Claims
0Family size

Assignee

Inventors

Key dates

Filing dateNov 26, 1997
Grant dateApr 20, 1999
Priority date
Expiry dateNov 26, 2017

Classification

  • Technology area (CPC H)Electricity
  • CPC primaryH10H20/0365
  • WIPO fieldOptics
  • WIPO sectorInstruments

Abstract

A semiconductor light-emitting device with a double hetero structure, including: an active layer made of Ga.sub.1-x In.sub.x N (0.ltoreq.x.ltoreq.0.3) doped with a p-type impurity and an n-type impurity; and first and second cladding layers provided so as to sandwich the active layer.

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