Digital signal processing of UHF radio echo sounding data from northern Ellesmere Island ...
This thesis is a preliminary attempt to apply digital signal processing techniques to ice radar data. Seismic processing inspired many of the techniques: linear filtering, differentiating, automatic gain control, and stacking. The processing is designed to enhance the radar section by reducing noise...
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ftdatacite:10.14288/1.0052939 2024-04-28T08:17:52+00:00 Digital signal processing of UHF radio echo sounding data from northern Ellesmere Island ... Prager, Bradley Thomas 2010 https://dx.doi.org/10.14288/1.0052939 https://doi.library.ubc.ca/10.14288/1.0052939 en eng University of British Columbia article-journal Text ScholarlyArticle 2010 ftdatacite https://doi.org/10.14288/1.0052939 2024-04-02T09:38:10Z This thesis is a preliminary attempt to apply digital signal processing techniques to ice radar data. Seismic processing inspired many of the techniques: linear filtering, differentiating, automatic gain control, and stacking. The processing is designed to enhance the radar section by reducing noise and increasing the amplitude of small reflections, making reflections easier to locate. Once reflections have been located, ice thickness and reflector properties can be interpreted from the data. Ice thickness and power reflection coefficient (PRC) can always be obtained; if the depth to the reflector undergoes a sufficiently large change, the propagation loss rate of the ice can also be calculated. The processing and interpretation techniques are applied to ice radar data from a 1981 survey on northern Ellesmere Island. Ice thickness, PRC, and propagation loss rate for the following areas are calculated: Milne and Disraeli Glaciers, Milne and Ward Hunt Ice Shelves, and a small ice cap surrounding Mt. Oxford. ... Text Ellesmere Island Ice cap Ice Shelves DataCite Metadata Store (German National Library of Science and Technology) |
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DataCite Metadata Store (German National Library of Science and Technology) |
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description |
This thesis is a preliminary attempt to apply digital signal processing techniques to ice radar data. Seismic processing inspired many of the techniques: linear filtering, differentiating, automatic gain control, and stacking. The processing is designed to enhance the radar section by reducing noise and increasing the amplitude of small reflections, making reflections easier to locate. Once reflections have been located, ice thickness and reflector properties can be interpreted from the data. Ice thickness and power reflection coefficient (PRC) can always be obtained; if the depth to the reflector undergoes a sufficiently large change, the propagation loss rate of the ice can also be calculated. The processing and interpretation techniques are applied to ice radar data from a 1981 survey on northern Ellesmere Island. Ice thickness, PRC, and propagation loss rate for the following areas are calculated: Milne and Disraeli Glaciers, Milne and Ward Hunt Ice Shelves, and a small ice cap surrounding Mt. Oxford. ... |
format |
Text |
author |
Prager, Bradley Thomas |
spellingShingle |
Prager, Bradley Thomas Digital signal processing of UHF radio echo sounding data from northern Ellesmere Island ... |
author_facet |
Prager, Bradley Thomas |
author_sort |
Prager, Bradley Thomas |
title |
Digital signal processing of UHF radio echo sounding data from northern Ellesmere Island ... |
title_short |
Digital signal processing of UHF radio echo sounding data from northern Ellesmere Island ... |
title_full |
Digital signal processing of UHF radio echo sounding data from northern Ellesmere Island ... |
title_fullStr |
Digital signal processing of UHF radio echo sounding data from northern Ellesmere Island ... |
title_full_unstemmed |
Digital signal processing of UHF radio echo sounding data from northern Ellesmere Island ... |
title_sort |
digital signal processing of uhf radio echo sounding data from northern ellesmere island ... |
publisher |
University of British Columbia |
publishDate |
2010 |
url |
https://dx.doi.org/10.14288/1.0052939 https://doi.library.ubc.ca/10.14288/1.0052939 |
genre |
Ellesmere Island Ice cap Ice Shelves |
genre_facet |
Ellesmere Island Ice cap Ice Shelves |
op_doi |
https://doi.org/10.14288/1.0052939 |
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1797582168158896128 |