Estimation and compensation of ionospheric delay for SAR interferometry

Ramon Brcic, Alessandro Parizzi, Michael Eineder, Richard Bamler, Franz Meyer

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

91 Scopus citations

Abstract

For spaceborne SAR (Synthetic Aperture Radar) systems, the dispersive effects of the ionosphere on the propagation of the SAR signal can be a significant source of phase error. While at X-band frequencies the effects are small, current and future L-band systems would benefit from ionospheric compensation. We consider two ways to estimate the ionospheric delay in SAR signals and evaluate them on L-band ALOS-PALSAR acquisitions1.

Original languageEnglish
Title of host publication2010 IEEE International Geoscience and Remote Sensing Symposium, IGARSS 2010
PublisherInstitute of Electrical and Electronics Engineers Inc.
Pages2908-2911
Number of pages4
ISBN (Print)9781424495658, 9781424495665
DOIs
StatePublished - 2010
Externally publishedYes
Event2010 30th IEEE International Geoscience and Remote Sensing Symposium, IGARSS 2010 - Honolulu, United States
Duration: 25 Jul 201030 Jul 2010

Publication series

NameInternational Geoscience and Remote Sensing Symposium (IGARSS)

Conference

Conference2010 30th IEEE International Geoscience and Remote Sensing Symposium, IGARSS 2010
Country/TerritoryUnited States
CityHonolulu
Period25/07/1030/07/10

Keywords

  • Delta-k
  • Ionosphere
  • Split-spectrum
  • Wideband interferometry

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