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- consider signal for process bits

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- decreased rho

git-svn-id: http://moon:8086/svn/matlab/trunk@108 801c6759-fa7c-4059-a304-17956f83a07c
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jens
2018-12-16 17:28:48 +00:00
parent 8c6d1e2985
commit 89b2d116f9
1 changed files with 4 additions and 3 deletions
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garage_ip.m
+4 -3
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@@ -95,7 +95,7 @@ bits = [];
v_min = 0; % Threshold max v_min = 0; % Threshold max
v_max = 0; % Threshold min v_max = 0; % Threshold min
hyst_thr = 0.5; % Threshold hysteresis hyst_thr = 0.5; % Threshold hysteresis
rho_thr = 1e-5; % Threshold forgetting factor rho_thr = 1e-4; % Threshold forgetting factor
alpha_thr = 0.1; % Min/Max update factor alpha_thr = 0.1; % Min/Max update factor
k_leadLag = params.loopFilterGain; % Overall loopfilter gain (scales k_lead and k_lag) k_leadLag = params.loopFilterGain; % Overall loopfilter gain (scales k_lead and k_lag)
k_lead = 0.1; % Symbol syncronizer loop filter lead k_lead = 0.1; % Symbol syncronizer loop filter lead
@@ -136,14 +136,15 @@ while ns < N
end end
end end
isSignal = (v_thr >=loopThreshold);
% Calc error % Calc error
err = 0; err = 0;
if (bitChg && (v_thr >=loopThreshold)) if (bitChg && isSignal)
err = -(count - fix(numSamplesPerSym/2)); err = -(count - fix(numSamplesPerSym/2));
end end
% Sample bit at baud rate = fs/numSamplesPerSym % Sample bit at baud rate = fs/numSamplesPerSym
if count == 0 if count == 0 && isSignal
smp = [smp ys]; smp = [smp ys];
smp_n = [smp_n n]; smp_n = [smp_n n];
bits = [bits bit]; bits = [bits bit];