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| author | priyanka | 2015-06-24 15:03:17 +0530 |
|---|---|---|
| committer | priyanka | 2015-06-24 15:03:17 +0530 |
| commit | b1f5c3f8d6671b4331cef1dcebdf63b7a43a3a2b (patch) | |
| tree | ab291cffc65280e58ac82470ba63fbcca7805165 /1895/CH5/EX5.45 | |
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initial commit / add all books
Diffstat (limited to '1895/CH5/EX5.45')
| -rwxr-xr-x | 1895/CH5/EX5.45/EXAMPLE5_45.SCE | 27 |
1 files changed, 27 insertions, 0 deletions
diff --git a/1895/CH5/EX5.45/EXAMPLE5_45.SCE b/1895/CH5/EX5.45/EXAMPLE5_45.SCE new file mode 100755 index 000000000..45d49f62b --- /dev/null +++ b/1895/CH5/EX5.45/EXAMPLE5_45.SCE @@ -0,0 +1,27 @@ +//ANALOG AND DIGITAL COMMUNICATION
+//BY Dr.SANJAY SHARMA
+//CHAPTER 5
+//ANGLE MODULATION
+clear all;
+clc;
+printf("EXAMPLE 5.45(PAGENO 263)");
+
+//given
+//x_c(t) = 10*cos(w_c*t + 3*sin(w_m*t))
+//comparing with std eqn of PM signal x_PM(t) = A*cos(w_c*t + k_p*m(t))
+//m(t) = a_m*sin(w_m*t)
+//beeta = k_p*a_m
+beeta = 3;
+f_m1 = 1*10^3//modulating frequency for first case
+f_m2 = 2*10^3//modulating frequency for second case
+f_m3 = 500//modulating frequency for third case
+
+//calculations
+f_B1 = 2*(beeta + 1)*f_m1//bandwidth for first case
+f_B2 = 2*(beeta + 1)*f_m2//bandwidth for first case
+f_B3 = 2*(beeta + 1)*f_m3//bandwidth for first case
+
+//results
+printf("\n\ni.Bandwidth for first case = %.2f Hz",f_B1);
+printf("\n\nii.Bandwidth for second case = %.2f Hz",f_B2);
+printf("\n\nii.Bandwidth for third case = %.2f Hz",f_B3);
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