Fig. 1 Optimal beam tilt angle of Multi band antenna
Fig. 2 Shape of Ka band antenna (L)
Fig. 3 Shape of Ka band antenna (R)
Fig. 4 Radiation pattern of Ka band antenna (L)
Fig. 5 Radiation pattern of Ka band antenna (R)
Fig. 6 Axis directivity of designed Ka band antenna
Fig. 7 Return loss of designed Ka band antenna
Fig. 8 Gain comparison with antenna size
Fig. 9 3-dB bandwidth comparison with antenna size
Fig. 10 Main reflector shaping
Fig. 11 Directivity of designed single Ku band antenna
Fig. 12 Return loss of designed single Ku band antenna
Fig. 13 Ka band feed horn focus tuning (R)
Fig. 14 Ka band feed horn focus tuning (L)
Fig. 15 Ku band feed horn focus tuning
Fig. 16 Shape of designed multi band antenna
Fig. 17 Far field test configuration
Fig. 18 Far-field radiation pattern (f =18.55GHz)
Fig. 19 Far-field radiation pattern (f =19.55GHz)
Fig. 20 Far-field radiation pattern (f =12.50GHz)
Fig. 21 Test configuration for signal quality measurement
Table. 1 Main specifications
Table. 2 Physical proximity between adjacent satellites
Table. 3 C/N measured result for Koreasat6
Table. 4 Comparison of simulation and experimental results
Table. 5 Comparison of simulation and experimental results
References
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