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Chromatic Dispersion Compensation
Using FIR filters to compensate chromatic dispersion (Dispersion 17ps/nm/km)
Truncated FIR
LS FIR
LS FIR PS
ideal
filter
RRC
RC
pulse
Bits per symbol :
$\ell$ in km
20 GBd
1 GBd
2 GBd
5 GBd
10 GBd
50 GBd
100 GBd
$R_\mathrm{S}$
Roll-off :
2
1
5
10
Oversampling CDC
Filter taps
Show taps in time
Make causal
1/1
Idle.
Source code
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Source code