Enhanced broadband (11-15 μn) QWIP FPAs for space applications

Alexandru Nedelcu, Nadia Brière De l'Isle, Jean Patrick Truffer, Eric Belhaire, Eric Costard, Philippe Bois, Patrick Merken, Olivier Saint-Pé

Research output: Chapter in Book/Report/Conference proceedingConference contributionpeer-review

Abstract

A thirty months ESA project started in March 2008, whose overall purpose is to expand and assess the performance of broadband (11-15μm) quantum detectors for spectro-imaging applications: Dispersive Spectrometers (DS) and Fourier Transform Spectrometers (FTS). We present here the technical requirements, the development approach chosen as well as preliminary signal to noise ratio (SNR) calculations. Our approach is fully compatible with the final array format (1024×256, pitch 50-60μm). We expect the requested uniformity, operability and SNR levels to be achieved at the goal temperatures (60K for FTS applications and 50K for DS applications). The performance level will be demonstrated on 256×256, 50μm pitch arrays. Also, operability and uniformity issues will be addressed on large mechanical 1024×256 hybrid arrays.

Original languageEnglish
Title of host publicationSensors, Systems, and Next-Generation Satellites XII
DOIs
Publication statusPublished - 2008
EventSensors, Systems, and Next-Generation Satellites XII - Cardiff, Wales, United Kingdom
Duration: 15 Sept 200818 Sept 2008

Publication series

NameProceedings of SPIE - The International Society for Optical Engineering
Volume7106
ISSN (Print)0277-786X

Conference

ConferenceSensors, Systems, and Next-Generation Satellites XII
Country/TerritoryUnited Kingdom
CityCardiff, Wales
Period15/09/0818/09/08

Keywords

  • Broadband
  • Infrared
  • QWIP
  • VLWIR

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