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Pulse Shaping
QAM scatter plot with impairments
raised cos, $T$
raised cos, $\frac{T}{1.2}$
triangular, $T$
triangular, $2T$
triangular, $3T$
rectangular, $T$
pulse shape
roll-off factor $\alpha$
QPSK
16-QAM
64-QAM
256-QAM
constellation size
SNR=$E_s/N_0$ [dB]
$\varphi_{\rm off}$ in degrees
$\frac{f_{\rm off}}{R_s}$ freq. offs., CFO
$\varphi_{\rm imb}$ in degrees
$a_{\rm imb}$ Q-scaling
$dc_{\rm imb}$ Q, DC offset
$\times \frac{T_s}{32}$ fixed timing offset
$\frac{T_{out}}{T_{in}}$ samp. frq. off. SFO
jet, light
helix, light
gray
jet, white
jet, standard
color map
nb QAM symbols
1/1
Idle.
Source code
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