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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/EX9.1 | |
| 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/EX9.1')
| -rw-r--r-- | 3446/CH9/EX9.1/Ex9_1.sce | 18 |
1 files changed, 18 insertions, 0 deletions
diff --git a/3446/CH9/EX9.1/Ex9_1.sce b/3446/CH9/EX9.1/Ex9_1.sce new file mode 100644 index 000000000..3c3e2ad52 --- /dev/null +++ b/3446/CH9/EX9.1/Ex9_1.sce @@ -0,0 +1,18 @@ +// Exa 9.1
+// To calculate Eb/No in dB for BPSK and Coherent FSK.
+
+clc;
+clear all;
+
+Pe=10^-6;//Probability of error
+e=2.71828; //Euler's Number
+
+//solution
+// For BPSK
+//Pe(=10^-6)=e^(-x)/(2*sqrt(%pi*x)); where x=Eb/No
+
+deff('y=f(x)','y=2.71828^(-x)/(2*sqrt(%pi*x))-10^-6');
+[x,v,info]=fsolve(0.1,f);
+
+printf('Eb/No For BPSK is %.2f dB\n ',10*log10(x));
+printf('FSK requires 3 dB more in terms of Eb/N0 to give the same Pe as BPSK so it comes out to be %.2f dB',10*log10(x)+3);
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