mirror of https://github.com/pvnis/srsRAN_4G.git
You cannot select more than 25 topics
Topics must start with a letter or number, can include dashes ('-') and can be up to 35 characters long.
52 lines
1.8 KiB
Matlab
52 lines
1.8 KiB
Matlab
clear
|
|
ueConfig=struct('NULRB',6,'DuplexMode','FDD','CyclicPrefix','Normal');
|
|
prachConfig=struct('Format',0,'SeqIdx',0,'PreambleIdx',0,'CyclicShiftIdx',0,'HighSpeed',0,'TimingOffset',0,'FreqIdx',0,'FreqOffset',0);
|
|
|
|
addpath('../../build/srslte/lib/phch/test')
|
|
|
|
NULRB=[6 15 25 50 100];
|
|
|
|
% FreqIdx, FreqOffset and TimeOffset need to be tested
|
|
|
|
for n_rb=1:length(NULRB)
|
|
for format=0;
|
|
for seqIdx=7:17:237
|
|
for preambleIdx=0:23:63
|
|
for CyclicShift=1:3:15
|
|
fprintf('RB: %d, format %d, seqIdx: %d, Cyc=%d Idx=%d\n',NULRB(n_rb),format,seqIdx, CyclicShift, preambleIdx);
|
|
%for hs=0:1
|
|
hs=0;
|
|
ueConfig.NULRB=NULRB(n_rb);
|
|
prachConfig.Format=format;
|
|
prachConfig.SeqIdx=seqIdx;
|
|
prachConfig.PreambleIdx=preambleIdx;
|
|
prachConfig.CyclicShiftIdx=CyclicShift;
|
|
prachConfig.HighSpeed=hs;
|
|
prachConfig.FreqIdx=0;
|
|
prachConfig.FreqOffset=0;
|
|
lib=srslte_prach(ueConfig,prachConfig);
|
|
|
|
[mat, info]=ltePRACH(ueConfig,prachConfig);
|
|
err=mean(abs(mat-lib));
|
|
if (err > 10^-3)
|
|
disp(err)
|
|
a=1:100;
|
|
plot(a,real(lib(a)),a,real(mat(a)))
|
|
error('Error!');
|
|
end
|
|
%end
|
|
end
|
|
end
|
|
end
|
|
end
|
|
end
|
|
|
|
%
|
|
% disp(info)
|
|
n=1:length(mat);
|
|
% plot(abs(double(mat)-double(lib)))
|
|
flib=fft(lib(199:end),1536);
|
|
fmat=fft(mat(199:end),1536);
|
|
n=1:1536;
|
|
plot(n,real(flib(n)),n,real(fmat(n)))
|