Table 1 OFDM packet parameters
Parameters | LSS | MSS | SSS |
|---|---|---|---|
Baseband sample rate (Msps) | 32.768 | 32.768 | 32.768 |
Measurement channel bandwidth (MHz) | 8.2 | 9.0 | 6.7 |
Center frequency (MHz) | 920 | 920 | 920 |
Modulation | QPSK | QPSK | QPSK |
No. of OFDM symbols | 6003 | 593 | 156 |
No. of occupied subcarriers | 52 | 600 | 1705 |
Subcarrier spacing (kHz) | 156.25 | 15 | 3.348 |
FFT length | 208 | 2184 | 8384 |
OFDM symbol period (μs) | 6.4 | 66.67 | 299 |
Guard interval (μs) | 1.6 | 16.67 | 75 |