?? calculatepllcoef1.m
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function [c1,c2] = calculatePLLCoef1(zeta,bandwidth)
% Calculates coefficients used in the carrier tracking loop(PLL)
% zeta : tamping factor
% bandwidth : nosie bandwidth
tUpd = 0.001; %integration time
gain = 0.0005; % gain
wT = (2*bandwidth*zeta)/(zeta^2+0.25)*tUpd; %natural frequency
c1 = (1/gain)*(8*zeta*wT)/(4+4*zeta*wT+wT^2);
c2 = (1/gain)*(4*wT^2)/(4+4*zeta*wT+wT^2);
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