1. Advanced Radar Research Center and the School of Meteorology, The University of Oklahoma, Norman, OK, USA
2. Johns Hopkins University Applied Physics Laboratory, Laurel, MD, USA
3. National Oceanic and Atmospheric Administration (NOAA)/OAR/National Severe Storms Laboratory, Advanced Radar Research Center, School of Meteorology and the School of Electrical and Computer Engineering, The University of Oklahoma, Norman, OK, USA
4. Advanced Radar Research Center and the School of Electrical and Computer Engineering, The University of Oklahoma, Norman, OK, USA