Patent · US Expired

Light emitting diode having a dual dopant contact layer

US7132695B2 · kind B2 · utility

17Cited by
8References
26Claims
0Family size

Assignee

Inventors

Key dates

Filing dateOct 5, 2003
Grant dateNov 7, 2006
Priority date
Expiry dateOct 5, 2023

Classification

  • Technology area (CPC H)Electricity
  • CPC primaryH10H20/825
  • WIPO fieldOptics
  • WIPO sectorInstruments

Abstract

A light emitting diode with a dual dopant contact layer. The light emitting diode includes a substrate, a light emitting stacked structure formed on the substrate, a dual dopant contact layer formed on the light emitting stacked structure, and a transparent conductive oxide layer formed on the dual dopant contact layer. The dual dopant contact layer has a plurality of p-type dopants and a plurality of n-type dopants after being fabricated.

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