Zobrazeno 1 - 10
of 56
pro vyhledávání: '"James R. Carswell"'
Publikováno v:
IGARSS
During the 2020 hurricane season, scientists at the National Oceanic and Atmospheric Administration (NOAA)/National Environmental Satellite, Data, and Information Service (NESDIS)/Center for Satellite Applications and Research (STAR) Ocean Surface Wi
Publikováno v:
2020 IEEE Aerospace Conference.
Autonomous vehicle landing and proximity operations rely on accurate range and velocity measurements for guidance, navigation, and landing. As preeminent examples, Mars Science Laboratory and Mars 2020 both deploy a “Terminal Descent Sensor” (TDS
Autor:
Suleiman Alsweiss, Joseph Sapp, Paul Chang, Zorana Jelenak, James R. Carswell, Stephen J. Frasier
Publikováno v:
IEEE Transactions on Geoscience and Remote Sensing. 54:5975-5992
Airborne co-polarization and cross-polarization observations of ocean surface normalized radar cross section (NRCS) were conducted over the North Atlantic during January and February 2015. Observations were made using the University of Massachusetts'
Autor:
J. Shang, Fernando Rodriguez-Morales, James R. Carswell, David Braaten, Prasad Gogineni, Ayako Abe-Ouchi, H. Ailon, Ryan Taylor, B. Van Liefferinge, Jie-Bang Yan, Kenji Kawamura, Shun Tsutaki, S. Alvarez, K.T. Karidi, A. Paden, Shuji Fujita, Kenny Matsuoka, John Paden, T. Akins
Publikováno v:
IGARSS
We present a compact, multi-channel, wideband VHF radar system for fine-resolution measurements of the base and interior of large ice sheets. Data from this radar will be used in the identification of potential drill locations to retrieve ice core sa
Autor:
Kenichi Matsuoka, Linfeng Li, Sevgi Zubeyde Gurbuz, Ayako Abe-Ouchi, Brice Van Liefferinge, Shun Tsutaki, S. Gogineni, Shriniwas Kolpuke, Ryan Taylor, David Braaten, Shuji Fujita, Charles O'Neill, James R. Carswell, Kenji Kawamura, Jie-Bang Yan, T. Akins
Publikováno v:
IGARSS
An ultra-wideband frequency-modulated-continuous-wave radar was designed and developed at the Remote Sensing Center at the University of Alabama. The radar was deployed to Dome Fuji in East Antarctica for the measurement of near-surface snow accumula
Autor:
James R. Carswell, Brian D. Pollard
Publikováno v:
2019 IEEE Aerospace Conference.
Mars Science Laboratory's unprecedented “sky-crane” landing utilized a new “Terminal Descent Sensor” (TDS), a Ka-band pencil beam radar for high accuracy measurements of line-of-sight range and velocity. While Mars 2020 will utilize the same
Publikováno v:
Remote Sensing, Vol 11, Iss 3, p 214 (2019)
Remote Sensing; Volume 11; Issue 3; Pages: 214
Remote Sensing; Volume 11; Issue 3; Pages: 214
With the operational deployment of the *SFMR, hurricane reconnaissance and research aircraft provide near real-time observations of the 10 m ocean-surface wind-speed both within and around tropical cyclones. Hurricane specialists use these data to as
Autor:
Manuel Vega, Steve Guimond, Martin Perrine, Jaime I. Cervantes, Daniel H. Schaubert, Michael Coon, Matthew McLinden, Justin Creticos, Lihua Li, Lin Tian, Amber E. Emory, James R. Carswell, Gerald M. Heymsfield
Publikováno v:
IEEE Transactions on Geoscience and Remote Sensing. 54:298-310
The High-Altitude Imaging Wind and Rain Airborne Profiler (HIWRAP) is a dual-frequency (Ka- and Ku-bands), dual-beam (30° and 40° incidence angles), and conical scanning Doppler radar designed for operation on the NASA high-altitude (~19 km) Global
Autor:
James R. Carswell, Manuel Vega, Cuong Nguyen, Robert M. Beauchamp, Mathew R. Schwaller, V. Chandrasekar
Publikováno v:
Radio Science. 49:1087-1105
The global precipitation measurement (GPM) mission is an international satellite mission to obtain accurate observations of precipitation on a global scale every 3 h. Its (GPM) core satellite was launched on 27 February 2014 with two science instrume
Autor:
Lihua Li, Lin Tian, Jaime I. Cervantes, Matthew McLinden, Amber E. Emory, James R. Carswell, Gerald M. Heymsfield
Publikováno v:
IEEE Geoscience and Remote Sensing Letters. 10:1365-1368
The NASA Goddard Space Flight Center (GSFC) High-altitude Imaging Wind and Rain Airborne Profiler (HIWRAP) is a solid-state dual frequency Doppler radar funded by the NASA Instrument Incubator Program. It uses direct-digital-synthesizer devices to ge