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Table 2 Comparison of the transmission schemes in terms of feedback and backhaul loads and computational complexity.

From: A Low-Complexity Transmission and Scheduling Scheme for WiMAX Systems with Base Station Cooperation

TSC Feedback Backhaul Comp
  (bits/OFDM symbol) (bits/OFDM symbol) (per OFDM symbol)
Fr /6 0 /6
FFr /3 0 /3
Noncoop /2 0 /2
Coop