Table 2 Values of the parameters of f ( p off ) for different number of transmit antennas for 1.4 MHz bandwidth, ITU PedA[[16]] channel model, LS, and LMMSE channel estimators
From: Optimal pilot symbol power allocation under time-variant channels
Parameter | Tx = 1 | Tx = 2 | Tx = 4 |
|---|---|---|---|
N d | 960 | 912 | 864 |
N p | 48 | 96 | 144 |
LS | |||
c e | 0.6623 | 0.6971 | 0.7359 |
poff,opt (dB) | ≈5.61 | ≈4.11 | ≈3.22 |
LMMSE | |||
poff,opt (dB) | ≈1.27 | ≈-0.35 | ≈-1.35 |