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+// Exa 11.5
+// To Calculate: 
+//(a) minimum separation between frequency tones, 
+//(b) number of frequency tones produced by a frequency synthesizer,
+//(c) processing gain, and 
+//(d) hopping bandwidth. 
+
+clc;
+clear all;
+
+R=200;//input data rate in bps
+Fhop=200;//per second
+k=1;//Multipication_Factor
+
+//solution
+// We have 32-FSK modulation scheme
+Bits_sym=log2(32);
+Rs=Fhop/Bits_sym;
+printf('There are 200 hops per second and Symbol rate is %d symbols per sec \n',Rs);  
+disp("The hop rate is higher than symbol rate, the system is a fast FHSS system.");
+SDur=1/Rs;
+L=Fhop/Rs;
+CDur=SDur/L;
+Separation=1/CDur;
+M=2^Bits_sym;
+Hop_BW=k*M*Fhop*L;
+Gp=M*k*L; 
+disp("");
+printf(' Minimum separation between frequency tones should be %d Hz\n',Separation);
+printf(' Number of different frequency tones produced by a frequency synthesizer are %d\n',M);
+printf(' Processing Gain is %d\n ',Gp);
+printf('Hopping bandwidth is %d kHz\n',Hop_BW/1000);