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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/CH17/EX17.5/Ex17_5.sce | |
| parent | b1f5c3f8d6671b4331cef1dcebdf63b7a43a3a2b (diff) | |
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initial commit / add all books
Diffstat (limited to '3446/CH17/EX17.5/Ex17_5.sce')
| -rw-r--r-- | 3446/CH17/EX17.5/Ex17_5.sce | 23 |
1 files changed, 23 insertions, 0 deletions
diff --git a/3446/CH17/EX17.5/Ex17_5.sce b/3446/CH17/EX17.5/Ex17_5.sce new file mode 100644 index 000000000..f29277386 --- /dev/null +++ b/3446/CH17/EX17.5/Ex17_5.sce @@ -0,0 +1,23 @@ +// Exa 17.5
+// To calculate uplink cell load factor, number of voice users and poll capacity of the cell.
+
+clc;
+clear all;
+
+Ri=12.2*10^3;//Information rate in bps
+Rc=3.84*10^6;//Chip rate in cps(chips per second)
+Eb_Nt=4; //in dB
+Imargin=2; //Interference margin(3 dB)
+B=0.5;//Interference factor due to other cells
+Vi=0.65;//Channel activity factor
+
+//solution
+Eb_Ntreqd=10^(Eb_Nt/10);
+LF_peruser=(1+B)*(1/(1+(Rc/Ri)*(1/Eb_Ntreqd)*(1/Vi))); //M(no of users=1) in Eq 17.13
+printf("Cell load factor per voice user is %.5f \n ',LF_peruser);
+CellLoading=(Imargin-1)/Imargin;
+VoiceUsers=CellLoading/LF_peruser;
+printf('No of Voice Users are %d per cell \n ',VoiceUsers);
+//From EQ 17.6 assuming Power control efficiency=1
+Polecap=Rc/(Ri*Vi*(1+B)*Eb_Ntreqd);
+printf('Pole Capacity is %d \n',Polecap);
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