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| author | prashantsinalkar | 2017-10-10 12:27:19 +0530 |
|---|---|---|
| committer | prashantsinalkar | 2017-10-10 12:27:19 +0530 |
| commit | 7f60ea012dd2524dae921a2a35adbf7ef21f2bb6 (patch) | |
| tree | dbb9e3ddb5fc829e7c5c7e6be99b2c4ba356132c /3446/CH9/EX9.9 | |
| parent | b1f5c3f8d6671b4331cef1dcebdf63b7a43a3a2b (diff) | |
| download | Scilab-TBC-Uploads-7f60ea012dd2524dae921a2a35adbf7ef21f2bb6.tar.gz Scilab-TBC-Uploads-7f60ea012dd2524dae921a2a35adbf7ef21f2bb6.tar.bz2 Scilab-TBC-Uploads-7f60ea012dd2524dae921a2a35adbf7ef21f2bb6.zip | |
initial commit / add all books
Diffstat (limited to '3446/CH9/EX9.9')
| -rw-r--r-- | 3446/CH9/EX9.9/Ex9_9.sce | 26 |
1 files changed, 26 insertions, 0 deletions
diff --git a/3446/CH9/EX9.9/Ex9_9.sce b/3446/CH9/EX9.9/Ex9_9.sce new file mode 100644 index 000000000..ee9ef6490 --- /dev/null +++ b/3446/CH9/EX9.9/Ex9_9.sce @@ -0,0 +1,26 @@ +// Exa 9.9
+// To calculate-
+// a) The total bandwidth required,
+// b) The bandwidth efficiency,
+// c) The Eb/No required, and
+// d) No of carried bits per symbol.
+
+clc;
+clear all;
+
+M=8; //number of different signal elements
+Fc=250; //carrier frequency in kHz
+DelF=25; //kHz
+Pe=10^-6;//probability of error
+
+//solution
+TotalBW=2*M*DelF;
+nb=2*log2(M)/(M+3);
+//Pe=7*Q(z) and z=approx(5.08)
+z=5.08;
+Eb_No=(z)^2/log2(M);
+bits_sym=log2(M);
+printf('Total bandwidth required is %d kHz \n ',TotalBW);
+printf('The bandwidth efficiency is %.4f \n ',nb);
+printf('The required Eb/No is %.3f dB \n ',10*log10(Eb_No));
+printf('Carried bits per symbol are %d \n ',bits_sym);
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