P _{ S }(x) | Modulation scheme | Parameter selection |
---|---|---|
αexp(−β x) | DPSK | α=0.5,β=1 |
NCBFSK | α=0.5,β=0.5 | |
\(\alpha Q(\sqrt {\beta x})\) | BPSK | α=0.5,β=1 |
BFSK | α=0.5,β=0.5 | |
MPAM | \(\alpha = \frac {M-1}{M},\beta =\frac {3\log _{2}M}{M^{2}-1}\) | |
MQAM | \(\alpha \approx 2(1-\frac {1}{\sqrt {M}}),\beta \approx \frac {1.5}{M-1}\) | |
MPSK | \(\alpha \approx 1,\beta \approx sin^{2}(\frac {\pi }{M})\) |