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Implementation of the digital correlation unit for synthetic aperture interferometric radiometer

  • Beihang University

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

Abstract

A Ka-band two dimensional Synthetic Aperture Interferometric Radiometer (SAIR) called BHU-2D-U has been developed. The radiometer can obtain images in real-time benefiting from the adoption of the Digital Correlation Unit (DCU). The DCU requires a data acquisition module to digitalize the received analog signal and a correlation module to compute the visibility function samples. The design and implement of the DCU in BHU-2D-U will be presented in this paper. Based on the system requirements, the performance of the digital acquisition module in BHU-2D-U is discussed. For correlation module, a pipeline structure is proposed to improve the computational efficiency. A series of validation experiments have been conducted. Measurement results have proved that the performance of the DCU can meet the requirements of BHU-2D-U system.

Original languageEnglish
Title of host publicationProceedings - 2013 IEEE International Conference on Green Computing and Communications and IEEE Internet of Things and IEEE Cyber, Physical and Social Computing, GreenCom-iThings-CPSCom 2013
Pages1608-1611
Number of pages4
DOIs
StatePublished - 2013
Event2013 IEEE International Conference on Green Computing and Communications and IEEE Internet of Things and IEEE Cyber, Physical and Social Computing, GreenCom-iThings-CPSCom 2013 - Beijing, China
Duration: 20 Aug 201323 Aug 2013

Publication series

NameProceedings - 2013 IEEE International Conference on Green Computing and Communications and IEEE Internet of Things and IEEE Cyber, Physical and Social Computing, GreenCom-iThings-CPSCom 2013

Conference

Conference2013 IEEE International Conference on Green Computing and Communications and IEEE Internet of Things and IEEE Cyber, Physical and Social Computing, GreenCom-iThings-CPSCom 2013
Country/TerritoryChina
CityBeijing
Period20/08/1323/08/13

Keywords

  • Digital correlation
  • Microwave radiometry
  • Remote sensing
  • Synthetic interferometric radiometer

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