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git-svn-id: http://svn.eurecom.fr/openair4G/trunk@5731 818b1a75-f10b-46b9-bf7c-635c3b92a50f

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This commit is contained in:
Florian Kaltenberger
2014-08-18 12:12:01 +00:00
parent cfd30ec3cc
commit 0761d5c2de
2 changed files with 5 additions and 4 deletions
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targets/ARCH/EXMIMO/USERSPACE/OCTAVE/OFDM_TX_FRAME.m
+2 -2
View File
@@ -13,13 +13,13 @@ num_useful_carriers = num_carriers - num_zeros -1;
sig = zeros(1,(num_carriers+prefix_length)*num_symbols_frame);
sig_f = zeros(num_symbols_frame,num_useful_carriers);
for k=1:preamble_length
QAM4_preamble = QAM_MOD(4,floor(4*abs(rand(1,num_useful_carriers))));
QAM4_preamble = QAM_MOD(4,floor(4*abs(rand(1,num_useful_carriers/4))));
sig((k-1)*(num_carriers+prefix_length)+1:k*(num_carriers+prefix_length)) = OFDM_TX(num_carriers,num_zeros,prefix_length,QAM4_preamble);
sig_f(k,:) = QAM4_preamble;
end
for k=preamble_length+1:num_symbols_frame
QAM_data = QAM_MOD(256,floor(4*abs(rand(1,num_useful_carriers))));
QAM_data = QAM_MOD(256,floor(256*abs(rand(1,num_useful_carriers/256))));
sig((k-1)*(num_carriers+prefix_length)+1:k*(num_carriers+prefix_length)) = OFDM_TX(num_carriers,num_zeros,prefix_length,QAM_data);
sig_f(k,:) = QAM_data;
end
targets/ARCH/EXMIMO/USERSPACE/OCTAVE/txsig.m
+3 -2
View File
@@ -40,7 +40,7 @@ oarf_config_exmimo(card, freq_rx,freq_tx,tdd_config,syncmode,rxgain,txgain,eNB_f
amp = pow2(14)-1;
n_bit = 16;
length = pow2(2-resampling_factor(1));
length = 307200/pow2(resampling_factor(1));
s = zeros(length,4);
@@ -111,7 +111,8 @@ case 6
otherwise
error('unknown case')
endswitch
end %switch
s = s*2;