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Table 1 The HOS feature F1 under different αi and Ni

From: An identification technique for the co-frequency mixed communication signals based on cumulants

Modulation type Roll-off Factor αi Sampling number per symbol Ni Maximum value of F1 Minimum value of F1
BPSK, Pr = 20 0~1 10~100 8.9145 7.6102
BPSK, Pr = 5 0~1 10~100 8.4591 7.0491
BPSK, Pr = 1 0~1 10~100 4.6905 3.9025
MPSK(M ≥ 4), Pr = 20 0~1 10~100 14.7272 13.9162
MPSK(M ≥ 4), Pr = 5 0~1 10~100 14.1956 12.0912
MPSK(M ≥ 4), Pr = 1 0~1 10~100 8.2207 7.3646
16QAM, Pr = 20 0~1 10~100 12.6301 11.8496
16QAM, Pr = 5 0~1 10~100 12.1749 10.2950
16QAM, Pr = 1 0~1 10~100 7.0415 6.2780