High speed infrared detector

US4053919A · kind A · utility

Assignee

• United States of America as represented by the Secretary of the Air Force · US

Inventors

• Austin M. Andrews, II · Newbury Park, US
• John E. Clarke · Newbury Park, US
• Joseph T. Longo · Thousand Oaks, US
• Edward R. Gertner · Thousand Oaks, US

Key dates

• Filing date: Aug 18, 1976
• Grant date: Oct 11, 1977
• Expiry date: Aug 18, 1996

Classification

• Technology area (CPC Y): Emerging Cross-Sectional Technologies
• CPC primary: Y10S148/107

Abstract

A high speed infrared detector for use as a receiver in a 10.6.mu.m communication system and being composed of a Pb.sub.0.8 Sn.sub.0.2 Te crystalline substrate, a 10.6.mu.m absorbing layer on said substrate composed of a p-type Pb.sub.0.8 Sn.sub.0.2 Te material and a 10.6.mu.m transparent layer disposed on said first layer and composed of a Pb.sub.0.9 Sn.sub.0.1 Te n-type material.