rootbrowseIAC-11B2session 33. Fixed and Broadcast CommunicationsPapers1. Satellite Broadcast Usage and Life Test of High Power S-Band Traveling Wave Tube Amplifiers2. Changing the Economics of Universal Satellite TV and Internet in Africa3. Integration of Fixed, Broadcast, Mobile Satellite Services and Terrestrial Services : Way to Future4. An advanced research environment for Ka-band satellite communications5. An Adaptive Satellite Communications System6. Investigating Possible Correlations between Mid-latitude Electrically Charged Particle Precipitation and L-band Ionopsheric Scintillation7. Day-to-Day Variability of the Thickness of E-Layer in Low Latitude Equatorial Anomaly during the Low Solar Activity8. Demonstration of Monopulse Tracking Antenna System and Separation Distance Constraint Analysis in Lab Environment9. Multibeam Antenna Pointing Measurement based on Communication Beams for Communication Satellites10. The tiny adjust method of contour gain of shaped reflector antenna expressed by zernike polynomials11. SPCS-TP Relay design and test12. Supporting Disaster Countermeasure Activities using WINDS Satellite Link