From 7f60ea012dd2524dae921a2a35adbf7ef21f2bb6 Mon Sep 17 00:00:00 2001 From: prashantsinalkar Date: Tue, 10 Oct 2017 12:27:19 +0530 Subject: initial commit / add all books --- 3446/CH3/EX3.10/Ex3_10.sce | 28 ++++++++++++++++++++++++++++ 1 file changed, 28 insertions(+) create mode 100644 3446/CH3/EX3.10/Ex3_10.sce (limited to '3446/CH3/EX3.10') diff --git a/3446/CH3/EX3.10/Ex3_10.sce b/3446/CH3/EX3.10/Ex3_10.sce new file mode 100644 index 000000000..289f40d71 --- /dev/null +++ b/3446/CH3/EX3.10/Ex3_10.sce @@ -0,0 +1,28 @@ +//Exa 3.10 +//To find required total transmit power in Watts. + +clc; +clear all; + +Lp=140; // path losses in dB +k=1.38*10^-23; // Boltzmann’s constant (W/Kelvin-Hz) +k_db=10*log10(k); +f=900;//in MHz +Gt=8; //transmitting antenna gain(dB) +Gr=0; //receiver antenna gain(dB) +Ag=24;//gain of receiver amplifier in dB +Fmargin=8;//Fade margin(dB) +Nf=6;//Noise figure(dB) +L0=20; // other losses in dB +Lf=12; // antenna feed line loss in dB +T=24.6;//Temperature expressed in dB +R=39.8; // data rate in dB +M=8; //overall link margin(dB) +Eb_No=10;//dB + +//solution +//From equation (3.54) +pt_db=M-Gt-Gr-Ag+ Nf + T+ k_db+ Lp+ Lf+ L0 + Fmargin+ R+ Eb_No; + +Pt=10^(pt_db/10); //dB into normal number +printf('Total transmitted power is %d Watts \n',Pt); -- cgit