Search Results - "Lowe, Stephen T"

An Assessment of the Precision and Accuracy of Altimetry Retrievals for a Monterey Bay GNSS-R Experiment by Mashburn, Jake, Axelrad, Penina, T. Lowe, Stephen, Larson, Kristine M.

“…Global navigation satellite systems (GNSS) provide signals of opportunity for bistatic radar remote sensing, called GNSS reflectometry (GNSS-R), that have…”
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Benefits of a Closely-Spaced Satellite Constellation of Atmospheric Polarimetric Radio Occultation Measurements by Turk, F. Joseph, Padullés, Ramon, Ao, Chi O., Juárez, Manuel de la Torre, Wang, Kuo-Nung, Franklin, Garth W., Lowe, Stephen T., Hristova-Veleva, Svetla M., Fetzer, Eric J., Cardellach, Estel, Kuo, Yi-Hung, Neelin, J. David

“…The climate and weather forecast predictive capability for precipitation intensity is limited by gaps in the understanding of basic cloud-convective processes…”
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Global Ocean Altimetry With GNSS Reflections From TechDemoSat-1 by Mashburn, Jake, Axelrad, Penina, Lowe, Stephen T., Larson, Kristine M.

“…TechDemoSat-1 (TDS-1) is an experimental Global Navigation Satellite System Reflections (GNSS-R) satellite launched in 2014. The GNSS-R receiver onboard…”
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5-cm-Precision aircraft ocean altimetry using GPS reflections by Lowe, Stephen T., Zuffada, Cinzia, Chao, Yi, Kroger, Peter, Young, Larry E., LaBrecque, John L.

“…We present the first two aircraft Global Positioning System (GPS)‐reflection altimetry measurements, the most precise GPS ocean‐altimetry measurement, and…”
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Analysis of GNSS-R Altimetry for Mapping Ocean Mesoscale Sea Surface Heights Using High-Resolution Model Simulations by Li, Zhijin, Zuffada, Cinzia, Lowe, Stephen T., Lee, Tong, Zlotnicki, Victor

“…The capability of global navigation satellite system reflectometry (GNSS-R) altimetry to map mesoscale sea surface height (SSH) fields is analyzed using…”
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Wetland monitoring with Global Navigation Satellite System reflectometry by Nghiem, Son V., Zuffada, Cinzia, Shah, Rashmi, Chew, Clara, Lowe, Stephen T., Mannucci, Anthony J., Cardellach, Estel, Brakenridge, G. Robert, Geller, Gary, Rosenqvist, Ake

“…Information about wetland dynamics remains a major missing gap in characterizing, understanding, and projecting changes in atmospheric methane and terrestrial…”
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An Aircraft Wetland Inundation Experiment Using GNSS Reflectometry by Lowe, Stephen T., Chew, Clara, Shah, Jesal, Kilzer, Michael

“…In early May of 2017, a flight campaign was conducted over Caddo Lake, Texas, to test the ability of Global Navigation Satellite System-Reflectometry (GNSS-R)…”
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Direct Signal Enhanced Semicodeless Processing of GNSS Surface-Reflected Signals by Lowe, Stephen T., Meehan, Thomas, Young, Larry

“…This paper presents an aircraft demonstration of direct-signal enhanced semicodeless processing of global navigation satellite systems (GNSS) signals reflected…”
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A study of the electromagnetic bias for GNSS-R ocean altimetry using the choppy wave model by Park, Jeonghwan, Johnson, Joel T., Lowe, Stephen T.

“…Global Navigation Satellite System-Reflectometry (GNSS-R) altimetry involves measuring reflections of Global Positioning System transmissions from the Earth's…”
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2-cm GPS altimetry over Crater Lake by Treuhaft, Robert N., Lowe, Stephen T., Zuffada, Cinzia, Chao, Yi

“…Differences in electromagnetic path delay, between direct Global Positioning System (GPS) signals and those reflected from the surface of Crater Lake, have led…”
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First spaceborne observation of an Earth-reflected GPS signal by Lowe, Stephen T., LaBrecque, John L., Zuffada, Cinzia, Romans, Larry J., Young, Larry E., Hajj, George A.

“…We present the first spaceborne observation of a Global Positioning System (GPS) signal reflected from the Earth's surface, specifically from the Pacific…”
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Statistical Studies of Giant Pulse Emission from the Crab Pulsar by Majid, Walid A, Naudet, Charles J, Lowe, Stephen T, Kuiper, Thomas B. H

“…We have observed the Crab pulsar with the Deep Space Network Goldstone 70 m antenna at 1664 MHz during three observing epochs for a total of 4 hr. Our data…”
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A delay/Doppler-mapping receiver system for GPS-reflection remote sensing by Lowe, S.T., Kroger, P., Franklin, G., LaBrecque, J.L., Lerma, J., Lough, M., Marcin, M.R., Muellerschoen, R.J., Spitzmesser, D., Young, L.E.

“…A delay/Doppler-mapping receiver system, developed specifically for global positioning system (GPS)-reflection remote sensing, is described, and example…”
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Polar Sea Ice Thickness and Melt Pond Fraction Measurements with Multi-Frequency Bistatic Radar Polarimetric and Interferometric Reflectometry by Nghiem, Son V., Zhu, Jiyue, Tan, Shurun, Perovich, Donald K., Polashenski, Christopher, Lowe, Stephen T., Shah, Rashmi, Mannucci, Anthony J., Camps, Adriano, Cardellach, Estel, Tsang, Leung

“…Arctic and Antarctic sea ice covers are in a sharp contrast in terms of characteristics, distributions, and processes with a drastic decrease in the Arctic…”
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STATISTICAL STUDIES OF GIANT PULSE EMISSION FROM THE CRAB PULSAR by Majid, Walid A., Naudet, Charles J., Lowe, Stephen T., Kuiper, Thomas B. H.

“…We have observed the Crab pulsar with the Deep Space Network Goldstone 70 m antenna at 1664 MHz during three observing epochs for a total of 4 hr. Our data…”
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Studies of TDS-1 GNSS-R ocean altimetry using a "full DDM" retrieval approach by Jeonghwan Park, Johnson, Joel T., O'Brien, Andrew, Lowe, Stephen T.

“…The use of GNSS-R (Global Navigation Satellite System Reflectometry) for Earth remote sensing is becoming an increasingly attractive approach thanks to its…”
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5-cm-Precision aircraft ocean altimetry using GPS reflections by LOWE, Stephen T, ZUFFADA, Cinzia, YI CHAO, KROGER, Peter, YOUNG, Larry E, LABRECQUE, John L

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Studies of GNSS-R ocean altimetry using full DDM-based retrieval by Jeonghwan Park, Johnson, Joel T., Lowe, Stephen T.

“…Global Navigation Satellite Signals Reflection (GNSS-R) observations can be used for measurements of sea surface height (SSH). Many previous studies have…”
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First spaceborne observation of an Earth-reflected GPS signal by Lowe, Stephen T, LaBrecque, John L, Zuffada, Cinzia, Romans, Larry J, Young, Larry E, Hajj, George A

“…The first spaceborne observation of an earth-reflected global positioning system (GPS) signal was presented. The results were scaled to obtain the expected…”
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Vertical Scales of Turbulence at the Mount Wilson Observatory by Treuhaft, Robert N., Lowe, Stephen T., Bester, Manfred, Danchi, William C., Townes, Charles H.

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