EURASIP Journal on Wireless Communications and Networking

Table 3 Relative coding gains of SM using PSK compared to SIMO using $\tilde{M}$ -QAM

From: Multiple access spatial modulation

N _r	$\tilde{M} = 2^{2}$	$\tilde{M} = 2^{3}$	$\tilde{M} = 2^{4}$	$\tilde{M} = 2^{5}$	$\tilde{M} = 2^{6}$	$\tilde{M} = 2^{7}$
1	2	1.9889	2.1333	2.3511	2.6122	2.9022
2	0.5000	0.2131	0.1067	0.0569	0.0311	0.0171
3	0.1250	0.0228	0.0053	0.0014	3.7(10⁻⁴)	1.0(10⁻⁴)

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