mirror of https://github.com/pvnis/srsRAN_4G.git
PUCCH Formats 1/1a/1b verified with Matlab
ismagom
10 years ago
parent
705f4b1347
commit
571e45f48d
@ -1,75 +1,59 @@
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clear
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ueConfig=struct('NCellID',1,'NULRB',6,'NSubframe',8,'RNTI',68,'CyclicPrefixUL','Normal','NTxAnts',1);
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puschConfig=struct('NLayers',1,'OrthCover','Off','PRBSet',[1:4]','Modulation','QPSK','RV',0,'Shortened',0);
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ueConfig=struct('NCellID',2,'NULRB',6,'NSubframe',7,'CyclicPrefixUL','Normal','NTxAnts',1,'Hopping','Off');
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pucchConfig=struct('NLayers',1,'OrthCover','Off','Shortened',0,'ResourceSize',0);
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addpath('../../debug/lte/phy/lib/phch/test')
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addpath('../../debug/srslte/lib/phch/test')
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% TBs=0:13:211;
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% cqilen=[0, 8, 17];
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% mods={'QPSK','16QAM','64QAM'};
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% rvs=0;
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% betas=0:3:11;
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k=1;
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for f=0:2
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for n=0:130
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for d=1:3
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for ncs=0:d:7
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pucchConfig.ResourceIdx= n;
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pucchConfig.DeltaShift = d;
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pucchConfig.CyclicShifts = ncs;
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ack=randi(2,f,1)-1;
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fprintf('Testint Format: %d, n_pucch=%d, DeltaShift=%d, CyclicShift=%d\n',f,n,d,ncs);
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[sym_mat, info]=ltePUCCH1(ueConfig,pucchConfig,ack);
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idx=ltePUCCH1Indices(ueConfig,pucchConfig);
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[dmrs_mat, info_dmrs]=ltePUCCH1DRS(ueConfig,pucchConfig);
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idx_dmrs=ltePUCCH1DRSIndices(ueConfig,pucchConfig);
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subframe_mat = lteULResourceGrid(ueConfig);
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subframe_mat(idx)=sym_mat;
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subframe_mat(idx_dmrs)=dmrs_mat;
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TBs=88;
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cqilen=0;
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mods={'QPSK'};
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rvs=0;
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betas=0;
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for i=1:length(TBs)
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for m=1:length(mods)
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for r=1:length(rvs)
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for bcqi=1:length(betas)
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for bri=1:length(betas)
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for back=1:length(betas)
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for c=1:length(cqilen)
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trblkin=randi(2,TBs(i),1)-1;
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puschConfig.Modulation = mods{m};
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puschConfig.RV = rvs(r);
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puschConfig.BetaCQI = 2+betas(bcqi);
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puschConfig.BetaRI = 2+betas(bri);
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puschConfig.BetaACK = 2+betas(back);
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[sym, dmrs]=srslte_pucch_encode(ueConfig,pucchConfig,ack);
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if (betas(bri)>0)
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ri_bit=randi(2,1,1)-1;
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else
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ri_bit=[];
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end
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if (betas(back)>0)
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ack_bit=randi(2,1,1)-1;
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else
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ack_bit=[];
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end
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if (cqilen(c)>0 || TBs(i)>0)
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[cw, info]=lteULSCH(ueConfig,puschConfig,trblkin,ones(1,cqilen(c)),ri_bit,ack_bit,[]);
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cw_mat=ltePUSCH(ueConfig,puschConfig,cw);
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idx=ltePUSCHIndices(ueConfig,puschConfig);
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subframe_mat = lteULResourceGrid(ueConfig);
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subframe_mat(idx)=cw_mat;
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waveform = lteSCFDMAModulate(ueConfig,subframe_mat,0);
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[waveform_lib, subframe_lib, cwlib]=srslte_pusch_encode(ueConfig,puschConfig,trblkin,ones(1,cqilen(c)),ri_bit,ack_bit);
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err=mean(abs(waveform-waveform_lib));
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if (err > 10^-6)
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disp(err)
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error('Error!');
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end
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end
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end
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end
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error_sym=mean(abs(sym-sym_mat));
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error_dmrs=mean(abs(dmrs-dmrs_mat));
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%error_sf=mean(abs(subframe_mat(:)-subframe_lib));
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k=k+1;
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if (error_sym > 1e-6)
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disp(info)
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plot(angle(sym)-angle(sym_mat))
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error('Error in symbols');
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end
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if (error_dmrs > 1e-6)
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disp(info_dmrs)
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plot(angle(dmrs)-angle(dmrs_mat))
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error('Error in DMRS');
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end
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% if (error_sf > 1e-6)
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% disp(info)
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% p=1:length(subframe_lib);
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% plot(p,real(subframe_lib(p)),p,real(subframe_mat(p)))
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% error('Error in subframe');
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% end
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end
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end
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end
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end
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if (length(TBs) == 1)
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%disp(info)
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%n=1:length(mat);
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%plot(abs(double(mat)-double(lib)))
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%plot(n,real(lib(n)),n,real(mat(n)))
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plot(abs(waveform_lib-waveform))
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if (k == 2)
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disp(info)
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disp(error_sym)
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disp(error_sf)
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n=1:length(sym);
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plot(n,real(sym(n)),n,real(sym_mat(n)))
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end
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