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BEAM STEERING CONTROL SYSTEM FOR LOW-COST PHASED ARRAY WEATHER RADARS: DESIGN AND CALIBRATION TECHNIQUES
Phased Arrays Electronically scanned antennas Radars T/R modules Phased array calibration Radar Calibration
2014/11/7
Phase array antennas are a promising technology for weather surveillance radars. Their fast beam steering capability offer the potential of improving weather observations and extending warning lead ti...
Antenna systems with beam forming and beam steering capabilities for HF skywave radars
HF radars HF communication Skywaves ionospheric reflections Earth- ionosphere waveguide planar arrays
2010/10/12
Radiation characteristics of linearly phased, periodic, planar dipole arrays, which can be used as transmitting/receiving antenna systems for HF skywave radars, are investigated. Rectangular, triangul...
Propagation modeling and path loss prediction tools for high frequency surface wave radars
Groundwaves Surface waves High Frequency High Frequency Surface Wave Radar Mixed-Path Propagation Millington Effect Path Loss Parabolic Equation
2010/10/12
Propagation modeling and simulation approaches for the use of High Frequency Surface Wave Radar (HFSWR) are discussed. HFSWR uses vertically polarized surface waves along multi-mixed paths in the lowe...
Implementation of method for operating multiple high frequency surface wave radars on a common carrier frequency
High frequency surface wave radar common frequency doppler processing ionosphere
2010/10/12
The increasing use of High Frequency Surface Wave Radar (HFSWR) for the surveillance of coastal regions is faced with the problem of limited channel availability in the electromagnetic spectrum. Thus,...
Modeling and simulation strategies in high frequency surface wave radars
Radar HF radar surface wave HF radar HFSWR propagation noise clutter RCS
2010/10/12
Surface Wave High Frequency Radars (SWHFR) are taken into account in the content of modeling and simulation challenges. Examples related to multi-mixed path surface wave propagation, radar cross secti...
Dual-use of compact HF radars for the detection of mid- and large-size vessels
HF radar object detection networks ocean currents remote sensing
2010/10/12
This paper describes the development of the SeaSonde High Frequency Radar system into a dual-use application for the mapping of ocean surface currents and detection of ships at sea. This development e...