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Computer-generated holograms for mm- and submm-wave beam shaping

  • A. V. Räisänen
  • , J. Meltaus
  • , J. Salo
  • , T. Koskinen
  • , Anne Lönnqvist
  • , Janne Häkli
  • , Jussi Säily
  • , J. Ala-Laurinaho
  • , J. Mallat
  • , E. Noponen
  • , M. M. Salomaa
  • Aalto University

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

Abstract

Computer-generated holograms (diffractive elements) can be used for shaping mm-wave beams and for producing complex field configurations. The radio holograms studied here are amplitude holograms. An amplitude hologram has been proven to be a feasible alternative as a focusing element in a compact antenna test range (CATR) at mm-wavelengths. Amplitude holograms have also been demonstrated in other mm- and submm-wave beamshaping applications - e.g., on the creation of nondiffracting radiowave Bessel beams, a radio wave vortex, and also a custom-designed beam pattern.

Original languageEnglish
Title of host publicationConference Digest - 27th International Conference on Infrared and Millimeter Waves, IRMMW 2002
EditorsRichard J. Temkin
PublisherIEEE Institute of Electrical and Electronic Engineers
Pages113-114
ISBN (Print)978-0-7803-7423-2
DOIs
Publication statusPublished - 1 Jan 2002
MoE publication typeA4 Article in a conference publication
Event27th International Conference on Infrared and Millimeter Waves, IRMMW 2002 - San Diego, United States
Duration: 22 Sept 200226 Sept 2002

Conference

Conference27th International Conference on Infrared and Millimeter Waves, IRMMW 2002
Country/TerritoryUnited States
CitySan Diego
Period22/09/0226/09/02

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