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Home Networking Basis

Home Networking Basis

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11 Aug 2003 (Updated )

M-files for chapters 2-10 and Simulink models for Ethernet and Wireless Ethernet.

Cap100baset4.m
schannel2
t4mask
absh=20*log10(abs(h(1:256)));
logpsd=10*log10(pspc1(1:256));
rcv=logpsd+absh;
PCS=21.4-15*log10(f/12.5e6);
crsn=logpsd-PCS;
SNR=absh+PCS;
for i=1:256
    if rcv(i)<-140
        rcv(i)=-140;
    end
end
for i=1:256
    if crsn(i)<-140
        crsn(i)=-140;
    end
end
plot(f,rcv,f,crsn)
capci=sum(log2(1+10.^(SNR/10)))*25e6/256

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