load tmpEndAcquisitionphase.mat
clc
%Refine the frequency range to choose the most suitable frequency
PRN=3;
caCode=generateCAcode(PRN);
codeValueIndex=floor((1:10*samplesPerCode)/settings.samplingFreq*settings.codeFreqBasis);
longCaCode=caCode((rem(codeValueIndex,1023)+1));
xCarrier=signal0DC(codePhase:codePhase+10*samplesPerCode-1).*longCaCode;
plot(xCarrier);
numPts=8*(2^(nextpow2(length(xCarrier))));

fftRst=abs(fft(xCarrier,numPts));
[fftMax2, fftMaxIndex2] = max(fftxc(5 : numPts/2-5));
rangeFreq=(0:numPts)*settings.samplingFreq/numPts;
frequency=rangeFreq(fftMaxIndex2)
plot(fftRst)