VHF radar and MF/HF dynasonde observations during Polar Mesosphere Summer Echoes conditions at EISCAT
revealed by these two instruments. The antenna of the VHF radar was set 10 ◦ off-zenith to the north for both transmission and receiving, while the dynasonde was operated with vertical beam to record ionograms every 3 minutes. The Height-Time-Intensity (HTI) variation of the VHF radar PMSE is studie...
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ftciteseerx:oai:CiteSeerX.psu:10.1.1.506.1783 2023-05-15T16:04:38+02:00 VHF radar and MF/HF dynasonde observations during Polar Mesosphere Summer Echoes conditions at EISCAT Jann-yenq Liu Chen-jeih Pan Chien-chih Lee The Pennsylvania State University CiteSeerX Archives 2002 application/pdf http://citeseerx.ist.psu.edu/viewdoc/summary?doi=10.1.1.506.1783 http://www.ss.ncu.edu.tw/~jyliu/paper/2002037.pdf en eng http://citeseerx.ist.psu.edu/viewdoc/summary?doi=10.1.1.506.1783 http://www.ss.ncu.edu.tw/~jyliu/paper/2002037.pdf Metadata may be used without restrictions as long as the oai identifier remains attached to it. http://www.ss.ncu.edu.tw/~jyliu/paper/2002037.pdf text 2002 ftciteseerx 2016-01-08T09:22:58Z revealed by these two instruments. The antenna of the VHF radar was set 10 ◦ off-zenith to the north for both transmission and receiving, while the dynasonde was operated with vertical beam to record ionograms every 3 minutes. The Height-Time-Intensity (HTI) variation of the VHF radar PMSE is studied, which is characterized layered structures. The intensity profiles are quite intermittent which show similarity to those data recorded by the dynasonde. To study the ionospheric condition with the dynasonde, the quantities of signal-to-noise ratio, echo frequency, echo polarization, echolocation, and Doppler velocity are investigated. Variations in the quantities demonstrate that during the PMSE conditions, echoes of the dynasonde are mainly attributed by reflection of many small irregularities within the observed ionospheric volume. 1. Text EISCAT Unknown |
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Open Polar |
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ftciteseerx |
language |
English |
description |
revealed by these two instruments. The antenna of the VHF radar was set 10 ◦ off-zenith to the north for both transmission and receiving, while the dynasonde was operated with vertical beam to record ionograms every 3 minutes. The Height-Time-Intensity (HTI) variation of the VHF radar PMSE is studied, which is characterized layered structures. The intensity profiles are quite intermittent which show similarity to those data recorded by the dynasonde. To study the ionospheric condition with the dynasonde, the quantities of signal-to-noise ratio, echo frequency, echo polarization, echolocation, and Doppler velocity are investigated. Variations in the quantities demonstrate that during the PMSE conditions, echoes of the dynasonde are mainly attributed by reflection of many small irregularities within the observed ionospheric volume. 1. |
author2 |
The Pennsylvania State University CiteSeerX Archives |
format |
Text |
author |
Jann-yenq Liu Chen-jeih Pan Chien-chih Lee |
spellingShingle |
Jann-yenq Liu Chen-jeih Pan Chien-chih Lee VHF radar and MF/HF dynasonde observations during Polar Mesosphere Summer Echoes conditions at EISCAT |
author_facet |
Jann-yenq Liu Chen-jeih Pan Chien-chih Lee |
author_sort |
Jann-yenq Liu |
title |
VHF radar and MF/HF dynasonde observations during Polar Mesosphere Summer Echoes conditions at EISCAT |
title_short |
VHF radar and MF/HF dynasonde observations during Polar Mesosphere Summer Echoes conditions at EISCAT |
title_full |
VHF radar and MF/HF dynasonde observations during Polar Mesosphere Summer Echoes conditions at EISCAT |
title_fullStr |
VHF radar and MF/HF dynasonde observations during Polar Mesosphere Summer Echoes conditions at EISCAT |
title_full_unstemmed |
VHF radar and MF/HF dynasonde observations during Polar Mesosphere Summer Echoes conditions at EISCAT |
title_sort |
vhf radar and mf/hf dynasonde observations during polar mesosphere summer echoes conditions at eiscat |
publishDate |
2002 |
url |
http://citeseerx.ist.psu.edu/viewdoc/summary?doi=10.1.1.506.1783 http://www.ss.ncu.edu.tw/~jyliu/paper/2002037.pdf |
genre |
EISCAT |
genre_facet |
EISCAT |
op_source |
http://www.ss.ncu.edu.tw/~jyliu/paper/2002037.pdf |
op_relation |
http://citeseerx.ist.psu.edu/viewdoc/summary?doi=10.1.1.506.1783 http://www.ss.ncu.edu.tw/~jyliu/paper/2002037.pdf |
op_rights |
Metadata may be used without restrictions as long as the oai identifier remains attached to it. |
_version_ |
1766400245814525952 |