Hi Martin,
I was looking ofdm_sync_sc_cfb block, I found in delay path,
"delay_magsquare" directly connect to "delay_normalize", but according
S&C's paper, "delay_magsquare" need do square operation like "Energy Path".
M(d)=|P(d)|^2/(R(d))^2
Seems in your code that numerator P(d) missing ^2,
but when I add a square operation in P(d), the ofdm_loopback's result
was wrong.
--
Thanks
Tiankun
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