Low SWaP SWIR video engine for image intensifier replacement

I. Hirsh, E. Louzon, A. Aharon, R. Gazit, D. Bar, P. Kondrashov, M. Weinstein, M. Savchenko, M. Regensburger, A. Navon, E. Shunam, O. Rahat, A. Mediouni, E. Mor, A. Shay, R. Iosevich, M. Ben-Ezra, A. Tuito, I. Shtrichman

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

3 Scopus citations

Abstract

Night Vision Imaging in the Short-Wave Infra-Red (SWIR) has some unique advantages over Visible, Near Infra-Red (NIR) or thermal imaging. It benefits from relatively high irradiance levels and intuitive reflective imaging. InGaAs/InP is the leading technology for two-dimensional (2D) SWIR detector arrays, utilizing low dark current, high efficiency and excellent uniformity. SCD's SWIR Imager is a low Size, Weight and Power (SWaP) video engine based on a low noise 640x512/15μm InGaAs Focal Plane Array (FPA) embedded in a low cost plastic package which includes a Thermo-Electric Cooler (TEC). The SWIR Imager dimensions are 31x31x32 mm3, it weighs 50 gram and has less than 1.4W Power consumption (excluding TEC). It supports conventional video formats, such as Camera Link and BT.656. The video engine image processing algorithms include Non-Uniformity Correction (NUC), Auto Exposure Control (AEC), Auto Gain Control (AGC), Dynamic Range Compression (DRC) and de-noising algorithms. The algorithms are specifically optimized for Low Light Level (LLL) conditions enabling imaging from sub mlux to 100 Klux light levels. In this work we will review the optimized video engine LLL architecture, electro-optical performance and the applicability to night vision systems.

Original languageEnglish
Title of host publicationInfrared Technology and Applications XLIV
EditorsBjorn F. Andresen, Paul R. Norton, Gabor F. Fulop, Charles M. Hanson, John Lester Miller
PublisherSPIE
ISBN (Electronic)9781510617599
DOIs
StatePublished - 1 Jan 2018
Externally publishedYes
EventInfrared Technology and Applications XLIV 2018 - Orlando, United States
Duration: 16 Apr 201819 Apr 2018

Publication series

NameProceedings of SPIE - The International Society for Optical Engineering
Volume10624
ISSN (Print)0277-786X
ISSN (Electronic)1996-756X

Conference

ConferenceInfrared Technology and Applications XLIV 2018
Country/TerritoryUnited States
CityOrlando
Period16/04/1819/04/18

Keywords

  • Infrared detector
  • InGaAs
  • Low light level imaging
  • SWIR

ASJC Scopus subject areas

  • Electronic, Optical and Magnetic Materials
  • Condensed Matter Physics
  • Computer Science Applications
  • Applied Mathematics
  • Electrical and Electronic Engineering

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