6PAUL LUSINA. Ka Broadband Satellite Communication Using Cyclostationary Parabolic Beamforming [ D ]. Ontario, Canada:Quee's University Kingston, 1997.
7ITU Recommendations. Propagation Data and Prediction Methods Required for the Design of Earth Space Telecommunications Systems [R]. Geneva: ITU Recommendations, 1995, PN: 618-3.
8ITU Recommendations. Attenuation By Atmospheric Gases in The Frequency Range 1-350 Ghz [ R ]. Geneva: ITU Recomnendations, 1995, PN: 676-1.
9Timothy P, Charles B,Jeremy A.Satellite communication [M].Second Edition.Publishing House of Electronics Industry,2005.
