The specific technical specification for this multifunction satellite have not decided yet. There are two options, first build new satellites and rent the satellites. However, to optimize plan band. There are specification that must be concerned.
No | DESCRIPTIPTION | C-BAND | Ku-BAND |
1. | Uplink frequency band (MHz) | 6,725-7,025 | 12,750-13,250 |
2. | Downlink frequency band (MHz) | 4,500-4,800 | 10,700-10,950 dan 11,200-11,450 |
3. | Antenna size (m) | 5.5 | 2.7 |
4. | Tx antenna gain (dBi) | 50.4 | 49.8 |
5. | Network availability (%) | 99.95 | 99.9 |
6. | C/N uplink (dB) | 21 | 21 |
7. | C/N downlink (dB) | 15 | 15 |
8. | Minimum elevation angle (deg) | 40 | 40 |
9. | Type of modulation | Any | Any |
10. | Rx ES system noise temp (K) | 95 | 125 |
11. | ES antenna efficiency (%) | 70 | 70 |
12 | Rx SS system noise temp (K) | 500 | 550 |
13. | Min beamwidth (deg) | 1.6 | 0.8 |
14. | SS antenna efficiency | 55 | 55 |
15. | Downlink pfd limits (dB(W/(m2.MHz)) | -127.5 | -114 |
16. | Uplink pfd limits (dB(W/m2.MHz)) | -140 | -133 |
17. | ES EIRP density (dBW/Hz) | 1.8 | 13.7 |
18. | SS EIRP density (dBW/Hz) | -38.6 | -22 |