Table 7 System model parameters
From: Energy efficiency analysis of hybrid-ARQ relay-assisted schemes in LTE-based systems
Parameters | Description | Value |
|---|---|---|
f s | Sampling rate | 7.68 MHz |
B w | Bandwidth | 5 MHz |
Δ f | Subcarrier spacing | 15 kHz |
N c | Number of subcarriers (FFT size) | 512 |
N CP | Cyclic prefix | 128 |
N g | Number of guard subcarriers | 211 |
N s | Number of OFDM symbols in a block | 7 |
M | Modulation order | 4, 16, and 64 |
K | Block length | 1024 |
f c | Carrier frequency | 2.6 GHz |
f max | Maximum Doppler frequency | 5 Hz |
N 0 | Noise spectral density | −174 dBm/Hz |