Table 1 Common parameters for the simulation, [[2],[3]]
From: Eigenvector-based initial ranging process for OFDMA uplink systems
Parameters | HR, MUSIC, ESPRIT | Zadoff-Chu sequence |
|---|---|---|
Sampling frequency | 15.36 MHz | 15.36 MHz |
Total number of subcarriers | 1,024 | 2,048 |
Number of OFDM symbols (M) | 5 | 2 |
Each ranging symbol length |
|
|
Total ranging symbol length | 5.675N T =425.625 μs | 5.5N T =412.5 μs |
Total number of ranging subchannels (R) | 4 | 1 |
Number of tiles/ranging subchannel (Q) | 3 | 1 |
Number of subcarriers/tile (V) | 6 | 144 |
Total number of ranging subcarriers (RQV) | 72 | 144 |
Timing offset range | [0, 114] samples | [0, 114] samples |
Frequency offset range | [ -300, 300] Hz | [ -300, 300] Hz |
