written 5.1 years ago by
teamques10
★ 64k
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• modified 5.1 years ago |
Mumbai University > Satellite Communication and Networks
Topic : Space Segment Access and Utilization
Marks: 5M
|
written 5.1 years ago by
teamques10
★ 64k
|
| Pre assigned FDMA | Demand assigned FDMA |
|---|---|
| A station has periodic access to the channel independent of its actual need | It gives the station access to the channel only when it requests access |
| Best applied to high capacity commercial system | For intermittent traffic the demand assignment is more efficient. |
| Less efficient | More efficient than the preassigned ones |
| No control mechanism required | Increases the cost of the system because it requires control mechanism |
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