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What is the unit of resource allocation in mobile wimax i.e OFDMA system?
Answer:
The unit of resource allocation in mobile wimax (OFDMA) is slot. The slot definition varies based on zone type. There are different zones supported in the mobile wimax frame. The most common used zone types are PUSC, FUSC and AMC. In the uplink PUSC and AMC are used.
In downlink PUSC, slot is 1 sub-channel X 2 symbols
In Uplink PUSC, slot is 1 sub-channel X 3 symbols
In downlink FUSC, slot is 1 sub-channel X 1 symbol
AMC is 2 symbols X 3 sub-channels.
In downlink PUSC, slot is 1 sub-channel X 2 symbols
In Uplink PUSC, slot is 1 sub-channel X 3 symbols
In downlink FUSC, slot is 1 sub-channel X 1 symbol
AMC is 2 symbols X 3 sub-channels.
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