Low Complexity Submatrix Divided MMSE Sparse-SQRD Detection for MIMO-OFDM with ESPAR Antenna Receiver

Table 5

Simulation settings.

	Modulation	QPSK, 16-QAM, 64-QAM
	Pilot sequence	HTLTF
Tx	Number of subcarriers	56
	FFT size	64
	GI	1/4
	Rayleigh fading	2 rays
Channel	Noise type	AWGN
	Bandwidth	20 MHz
Rx	Synchronization of symbols	Perfect
	Channel estimation	MMSE