Lecture 5
Lecture 5
Lecture 5
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MIMO Channel Equalisation MATLAB Programming Conclusions<br />
Results<br />
A 4×4 MIMO system with QPSK transmission is considered. It is clearly noted that<br />
the MMSE filter outperforms its ZF counterpart and their BER performance converges<br />
at higher SNR where the regularisation factor σ 2 v/σ 2 s ≪ 1<br />
Nt = 4, Nr = 4, NumChan = 300<br />
10 0 SNR [dB]<br />
ZF<br />
MMSE<br />
10 −1<br />
10 −2<br />
BER<br />
10 −3<br />
10 −4<br />
0 5 10 15 20 25 30<br />
Dr. Waleed Al-Hanafy Digital Signal Processing (ECE407) — <strong>Lecture</strong> no. 5<br />
Linear Equalisation of MIMO Channels