Special Topics

This section discusses several special topics in selecting communications architectures.

13.5.1 Multiple Access: Sharing Communication Links

Some missions may require more than one uplink or downlink, especially where relay satellites have a number of satellites and ground stations interconnected m a sin-

TABLE 13-17. Communication Payload Parameters for FireSal Parameters apply to both uplink and downlink.

Parameter

FlreSat Up and Downlink

Frequency (GHz) Transmitter Output Power (W) Number Beams and Transmitters Antenna Beamwidth (deg) Antenna Diameter (m) Antenna Mass (kg) Transmitter Mass (kg) Transmitter Input Power (W)

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