Table 1.
Simulation parameters.
| Parameters | Values |
|---|---|
| Sampling frequency | 1 MHz |
| FFT size | 128 |
| Cyclic prefix length | 16 samples |
| Number of users (M) | 1~24 |
| Number of resource blocks (K) | 16 |
| Number of OFDM symbols in RB (N Symbol) | 1 |
| Number of subcarriers in RB (N Subcarrier) | 8 |
| Carrier frequency | 2 GHz |
| Mobility of users | 3 Km/h |
| Channel power-delay-profile distribution | Exponential |
| Root-mean-square delay spread | 0.67 μs |
| Channel signal-to-noise ratio | 10 dB |
| Phase rotation speed (θ) | 2π × 0.02 |
| Scheduling algorithm | Proportional fairness |
| Window size (T) | 4 |
| Weighting factor (α) | 0.1 |