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Diffstat (limited to '3446/CH6/EX6.7/Ex6_7.sce')
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1 files changed, 20 insertions, 0 deletions
diff --git a/3446/CH6/EX6.7/Ex6_7.sce b/3446/CH6/EX6.7/Ex6_7.sce new file mode 100644 index 000000000..b0a7eeed5 --- /dev/null +++ b/3446/CH6/EX6.7/Ex6_7.sce @@ -0,0 +1,20 @@ +// Exa 6.7
+// Using the data given in Exa 6.4 and 6.6, compare the capacity of the DS-CDMA and TDMA omnidirectional cell.
+
+clc;
+clear all;
+
+//Given Data from Exa 6.4 and Exa 6.6
+Cd=0.8; //capacity degradation factor
+R=16.2;//Data rate in kbps
+Eb_I0=7; //in dB
+Eb_I=10^(Eb_I0*0.1);//To convert from dB to a normal value
+Vf=0.4;//voice activity factor
+u=2; // Bit Efficiency
+IR=16.2; // in kbps
+N=19; //frequency reuse factor
+nf=0.45;//frequency reuse efficiency
+
+//solution
+Ncdma_by_Ntdma=Cd*N*nf*IR/(Eb_I*Vf*u*R);
+printf('The ratio of capacity of DS-CDMA to TDMA is %.3f\n',Ncdma_by_Ntdma);
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