www.pudn.com > mimoprecoding.rar > set_sim_consts.m, change:2006-07-12,size:1468b


function sim_consts = set_sim_consts 
global sim_consts; 
load CB004064.mat%MycodebookNULL.mat%codebook_4_64vec.mat; 
sim_consts = struct('SampFreq' , 20e6, ...%采样频率 
   'ConvCodeGenPoly', [1 0 1 1 0 1 1;1 1 1 1 0 0 1 ], ... 
   'NumSubc', 52, ...%子载波数目 
   'UsedSubcIdx', [7:32 34:59]', ...%使用的子载波index 
   'ShortTrainingSymbols', sqrt(13/6)*[0 0 1+j 0 0 0 -1-j 0 0 0 1+j 0 0 0 -1-j 0 0 0 -1-j 0 0 0 1+j 0 0 0 0 0 0 -1-j 0 0 0 -1-j 0 0 0 ... 
      1+j 0 0 0 1+j 0 0 0 1+j 0 0 0 1+j 0 0], ... 
   'LongTrainingSymbols', [1 1 -1 -1 1 1 -1 1 -1 1 1 1 1 1 1 -1 -1 1 1 -1 1 -1 1 1 1 1 ... 
      1 -1 -1 1 1 -1 1 -1 1 -1 -1 -1 -1 -1 1 1 -1 -1 1 -1 1 -1 1 1 1 1],... 
   'ExtraNoiseSamples', 500, ... 
   'PilotScramble', [1 1 1 1 -1 -1 -1 1 -1 -1 -1 -1 1 1 -1 1 -1 -1 1 1 -1 1 1 -1 1 1 1 1 ... 
      1 1 -1 1 1 1 -1 1 1 -1 -1 1 1 1 -1 1 -1 -1 -1 1 -1 1 -1 -1 1 -1 -1 1 1 1 1 1 -1 -1 1 ... 
      1 -1 -1 1 -1 1 -1 1 1 -1 -1 -1 1 1 -1 -1 -1 -1 1 -1 -1 1 -1 1 1 1 1 -1 1 -1 1 -1 1 -1 ... 
      -1 -1 -1 -1 1 -1 1 1 -1 1 -1 1 1 1 -1 -1 1 -1 -1 -1 1 1 1 -1 -1 -1 -1 -1 -1 -1], ... 
   'NumDataSubc', 48, ... 
   'NumPilotSubc' , 4, ...%放置导频的子载波数 
   'DataSubcIdx', [7:11 13:25 27:32 34:39 41:53 55:59]', ... 
   'PilotSubcIdx', [12 26 40 54]', ... 
   'PilotSubcPatt', [6 20 33 47]', ... 
   'DataSubcPatt', [1:5 7:19 21:26 27:32 34:46 48:52]', ... 
   'PilotSubcSymbols' , [1;1;1;-1],... 
   'beamformingvec' , optbook);%codebook_4_64vec 

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