From: Iterative equalization for OFDM systems over wideband Multi-Scale Multi-Lag channels
Channel II | path | scale α l | delayλ l | path gain |
---|---|---|---|---|
(T=0.2 ms | l=0 | 1.0161 | 1.00 | 0 dB |
ω=640 | l=1 | 1.0180 | 0.80 | −3 dB |
K=128) | l=2 | 1.0244 | 3.00 | −5 dB |
Parameter | Original | (β,ϕ,σ)=(1,0,0) | ||
Resampled | (βT,⋆,ϕT,⋆,σT,⋆)=(1.0160,−0.0210,−1.00) | |||
Orig./no precond. | 2.54×104 | |||
Cond. Num. | Orig./with precond. | 7.37×104 | ||
for TD | Resampl./no precond. | 50.78 | ||
Resampl./with precond. | 15.03 | |||
TD Ratio | Original |
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Resampled |
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