Hybrid and monolithic infrared detector arrays

C. Van Hoof, L. Zimmermann, J. John, P. De Moor, S. Kavadias, M. Gastal, S. Németh, G. Borghs, P. Merken

Research output: Contribution to journalConference articlepeer-review

Abstract

Infrared detector arrays can be divided in two distinct classes: hybrid (and typically photon) detectors and monolithic (and generally thermal) detectors. Hybrid detectors involve flip-chip integration of the detector array and the readout chip, require cooling and thus cause substantial system cost. Monolithic detectors do not suffer this system overhead and most notably the microbolometer thermal detectors allow ambient operating temperature. IMEC focuses on III-V (InGaAs, InAs and InAsSb) short-wave and mid-infrared detector arrays for hybrid integration on one side and surface-micromachined uncooled polySiGe microbolometer arrays on the other hand. Progress in both types of detector systems is reported.

Original languageEnglish
Pages (from-to)23-31
Number of pages9
JournalProceedings of SPIE - The International Society for Optical Engineering
Volume4355
DOIs
Publication statusPublished - 2001
Event5th International Conference on Material Science and Mateial Propoerties for Infrared Optoelectronics - Kiev, Ukraine
Duration: 22 May 200024 May 2000

Keywords

  • Hermetic packaging
  • Hybrid integration
  • IR detection
  • Surface micromachining
  • Uncooled bolometers

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