Table 1 Theoretical cumulants statistics C 40 and C 42 for various STBCs, and variances of their sample estimates
From: An algorithm for space–time block code classification using higher-order statistics (HOS)
STBC | C 40 | C 42 | \(Nvar(\hat{C}_{40})\) | \(Nvar(\hat{C}_{42})\) | ||||
|---|---|---|---|---|---|---|---|---|
0 dB | 5 dB | 10 dB | 0 dB | 5 dB | 10 dB | |||
SM | 1 | −1 | 0.12 | 0.01 | 0.00 | 0.02 | 0.00 | 0.00 |
Al | 2 | −2 | 0.14 | 0.08 | 0.08 | 0.02 | 0.01 | 0.01 |
ST3 | 3 | −3 | 0.81 | 0.71 | 0.41 | 0.10 | 0.08 | 0.05 |
ST4 | 4 | −4 | 2.93 | 2.85 | 2.55 | 0.19 | 0.19 | 0.15 |