1. Aerospace Information Research Institute, Chinese Academy of Sciences, Beijing, People’s Republic of China
2. University of Chinese Academy of Sciences, Beijing, People’s Republic of China
3. Royal Melbourne Institute of Technology (RMIT) University, Melbourne, Australia
4. Meteorological Observation Center of China Meteorological Administration, Beijing, People’s Republic of China
5. Research Center of Beidou Navigation and Remote Sensing, Suzhou University of Science and Technology, Suzhou, People’s Republic of China