Results 11 to 20 of about 623,780 (223)

Minimum detection velocity performance analysis for air moving target detection in a spaceborne surveillance radar system

open access: yesElectronics Letters, 2023
Due to the advantages of wide coverage, continuous remote monitoring, and high measurement accuracy, the spaceborne multi‐channel surveillance radar has been widely used for the air moving target detection and tracking.
Jingtao Ma   +4 more
doaj   +1 more source

Spaceborne Reflector SAR Systems with Digital Beamforming [PDF]

open access: yes, 2012
Spaceborne Synthetic Aperture Radar (SAR) imaging enters an era where increasingly short revisit times, or large swath widths, respectively, and high spatial resolutions are requested.
Patyuchenko, Anton   +4 more
core   +1 more source

Spaceborne Bi- and Multistatic SAR: Potential and Challenges [PDF]

open access: yes, 2006
Bi- and multistatic synthetic aperture radar (SAR) operates with distinct transmit and receive antennas that are mounted on separate platforms. Such a spatial separation has several operational advantages, which will increase the capability, reliability ...
Moreira, Alberto, Krieger, Gerhard
core   +1 more source

A Concept for High Performance Reflector-Based Synthetic Aperture Radar [PDF]

open access: yes, 2010
The success of current spaceborne Synthetic Aperture Radar (SAR) is boosting the performance requirement of next generation systems. In order to cope with the evolution of SAR, the design of the new systems will need to meet higher requirements for ...
Patyuchenko, Anton   +9 more
core   +1 more source

A Network of Portable, Low-Cost, X-Band Radars [PDF]

open access: yes, 2012
Radar is a unique tool to get an overview on the weather situation, given its high spatio- temporal resolution. Over 60 years, researchers have been investigating ways for obtaining the best use of radar.
Allegretti, Marco   +16 more
core   +1 more source

Feasibility Study on Passive-radar Detection of Space Targets Using Spaceborne Illuminators of Opportunity

open access: yesLeida xuebao, 2015
Space target surveillance generally uses active radars. To take full advantage of passive radars, the idea of using spaceborne illuminators of opportunity for space target detection is presented in this paper.
Jiang Tie-zhen   +3 more
doaj   +1 more source

Intercomparison of Vertical Structure of Storms Revealed by Ground-Based (NMQ) and Spaceborne Radars (CloudSat-CPR and TRMM-PR)

open access: yesThe Scientific World Journal, 2013
Spaceborne radars provide great opportunities to investigate the vertical structure of clouds and precipitation. Two typical spaceborne radars for such a study are the W-band Cloud Profiling Radar (CPR) and Ku-band Precipitation Radar (PR), which are ...
Veronica M. Fall, Qing Cao, Yang Hong
doaj   +1 more source

A Feasibility Study on Wide Swath Observation by Spaceborne Precipitation Radar

open access: yesIEEE Journal of Selected Topics in Applied Earth Observations and Remote Sensing, 2020
A feasibility study on wide swath observation assuming future spaceborne precipitation radar was demonstrated using data obtained from a wide swath observation experiment conducted in September 2017 by using the dual-frequency precipitation radar onboard
Kosuke Yamamoto   +5 more
doaj   +1 more source

Performance Investigation on the High-Resolution Wide-Swath SAR System Operating in Stripmap Quad-Pol and Ultra-Wide Scansar Mode [PDF]

open access: yes, 2011
The High-Resolution Wide-Swath (HRWS) is the spaceborne Synthetic Aperture Radar system, promoted by the German Aerospace Centre, conceived to obtain simultaneously high spatial resolution and width swaths.
Bordoni, Federica   +5 more
core   +1 more source

Characterization of surface clutter signal in the presence of orography for a spaceborne conically scanning W-band Doppler radar [PDF]

open access: yesAtmospheric Measurement Techniques
The Earth's surface radar reflection is one of the most important signals received by spaceborne radar systems. It is used in several scientific applications, including geolocation, terrain classification, and path-integrated attenuation estimation.
F. Manconi   +4 more
doaj   +1 more source

Home - About - Disclaimer - Privacy