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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 /3834/CH11/EX11.3.3 | |
| parent | b1f5c3f8d6671b4331cef1dcebdf63b7a43a3a2b (diff) | |
| download | Scilab-TBC-Uploads-7f60ea012dd2524dae921a2a35adbf7ef21f2bb6.tar.gz Scilab-TBC-Uploads-7f60ea012dd2524dae921a2a35adbf7ef21f2bb6.tar.bz2 Scilab-TBC-Uploads-7f60ea012dd2524dae921a2a35adbf7ef21f2bb6.zip | |
initial commit / add all books
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diff --git a/3834/CH11/EX11.3.3/Ex11_3_3.jpg b/3834/CH11/EX11.3.3/Ex11_3_3.jpg Binary files differnew file mode 100644 index 000000000..537d2ae3b --- /dev/null +++ b/3834/CH11/EX11.3.3/Ex11_3_3.jpg diff --git a/3834/CH11/EX11.3.3/Ex11_3_3.sce b/3834/CH11/EX11.3.3/Ex11_3_3.sce new file mode 100644 index 000000000..660ab5f03 --- /dev/null +++ b/3834/CH11/EX11.3.3/Ex11_3_3.sce @@ -0,0 +1,25 @@ +//Fiber-optics communication technology, by Djafer K. Mynbaev and Lowell L. Scheiner
+//Example 11.3.3
+//windows 7
+//Scilab version-6.0.0
+clc;
+clear ;
+//given
+
+M=20;//Multiplication factor of a photodiode
+Pin=0.1E-6;//Average input power in W
+T=300;//Room temperature in K
+BWpd=2.5E+9;//Bandwidth of a photodiode in Hz
+Rl=50E+3;
+R=0.9;//Responsivity of a photodiode
+e=1.6E-19;//Electrons value in Coulomb
+
+//case 1
+FsSi=2.49;//excess noise factor of Si avalanche photodiode
+SNRs=(R*Pin)/(2*e*FsSi*BWpd);//SNR of Si avalanche photodiode
+mprintf("SNR of Si avalanche photodiode = %.2f",SNRs);//the answer vary due to rounding
+
+//case 2
+FsInGaAs=12.78;//excess noise factor of InGaAs avalanche photodiode
+SNRt=(R*Pin)/(2*e*FsInGaAs*BWpd);//SNR of InGaAs avalanche photodiode
+mprintf("\nSNR of InGaAs avalanche photodiode = %.2f",SNRt);//the answer vary due to rounding
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