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+clc;
+// page no 742
+// prob no 19.17.1
+// A digital satellite link is given with following specification
+Eb_N0=9.6;//ratio expessed in dB
+Rb=1.544*10^6;//bit rate expessed in bps
+// The bit rate in dB relative to 1bps is
+R_dB_b=10*log10(Rb) ;
+//The required CN0 ratio is
+CNo_db=Eb_N0+R_dB_b;
+disp(CNo_db,'The ratio C/No is'); \ No newline at end of file