rootbrowseIAC-20B2session VPVP. Virtual Presentations - IAF SPACE COMMUNICATIONS AND NAVIGATION SYMPOSIUMPapers1. Design and Analysis of Surface Communication System for Lunar Missions2. A feasibility analysis of national LEO constellations as a solution to provide broadband access in developing countries.3. Development of DVB-S2 small satellite transmitter: an use case for real-time video4. Circularly Polarized S-Band Square Patch Antenna With a Single Cut for S-band Small Satellites Applications5. The high precise and low time delay acquisition method of GPS L1 signal for HEO orbit