diff options
| 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/EX11.3.5/Ex11_3_5.sce | |
| 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
Diffstat (limited to '3834/CH11/EX11.3.5/Ex11_3_5.sce')
| -rw-r--r-- | 3834/CH11/EX11.3.5/Ex11_3_5.sce | 22 |
1 files changed, 22 insertions, 0 deletions
diff --git a/3834/CH11/EX11.3.5/Ex11_3_5.sce b/3834/CH11/EX11.3.5/Ex11_3_5.sce new file mode 100644 index 000000000..e097b8f7e --- /dev/null +++ b/3834/CH11/EX11.3.5/Ex11_3_5.sce @@ -0,0 +1,22 @@ +//Fiber-optics communication technology, by Djafer K. Mynbaev and Lowell L. Scheiner
+//Example 11.3.5
+//windows 7
+//Scilab version-6.0.0
+clc;
+clear ;
+//given
+
+BER=1E-9;//bit error rate
+Kb=1.38E-23;//Boltzman constant in J/K
+T=300;//Room temperature in K
+P=Kb*T;//constant
+Rl=50E+3;//load resistance in ohm
+x=(4*P)/Rl;//constant
+BWpd=2.5e9//Bandwidth of MF-432 in Hz
+R=1//responsivity in A/W from data sheet
+It=sqrt(x*BWpd);
+Q=6;
+e=1.6E-19;//Electrons value in Coulomb
+
+Pmin=(It+e*Q*BWpd)*(Q/R);//The minimal optical power-photodiode sensitivity Pmin in W
+mprintf("The minimal optical power-photodiode sensitivity Pmin= %.2f dBm",10*log10(Pmin/1e-3));//the answer vary due to rounding//division by 1e-3 to convert unit from dB to dBm
|