raw_data_test.m

来自「Galileo BOC 码产生捕获相关仿真结果」· M 代码 · 共 34 行

Svnum = 1;
Doppler = 2.25e+3;

% Doppler(i)=-6.9e3+(i-1)*100;
gpsdata = MySglGen(Svnum, Doppler);

%gpsdata=zeros(168000,1);
gpsdata=reshape(gpsdata,16800,1);

%Reshape函数变维格式  B = reshape(A,m,n)       %返回以矩阵A的元素构成的m×n矩阵B
%B = reshape(A,m,n,p,…)   %将矩阵A变维为m×n×p×…
%B = reshape(A,[m n p…])   %同上
%B = reshape(A,siz)        %由siz决定变维的大小，元素个数与A中元素个数
%相同。

%downcvtcmplx = DownCvt(gpsdata,DownCvt_FreqPara);

%lpfo = LPF(downcvtcmplx);

% ******** test mode without the carrier***********************
% lpfo = zeros(1,fix(length(gpsdata)/4));
% for i=1:fix(length(gpsdata)/4)
%     lpfo(i)= gpsdata(i*4);   
% end 
SrchSatllite=1;
[amplitude, chipnum, caosefreq] = Acquisition(lpfo,SrchSatllite);

amplitude
chipnum
caosefreq

% end

% plot3(Doppler,caosefreq,amplitude)