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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 /3822/CH6/EX6.7 | |
| 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 '3822/CH6/EX6.7')
| -rw-r--r-- | 3822/CH6/EX6.7/Ex6_7.jpg | bin | 0 -> 219736 bytes | |||
| -rw-r--r-- | 3822/CH6/EX6.7/Ex6_7.sce | 21 |
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diff --git a/3822/CH6/EX6.7/Ex6_7.jpg b/3822/CH6/EX6.7/Ex6_7.jpg Binary files differnew file mode 100644 index 000000000..c04a50ef8 --- /dev/null +++ b/3822/CH6/EX6.7/Ex6_7.jpg diff --git a/3822/CH6/EX6.7/Ex6_7.sce b/3822/CH6/EX6.7/Ex6_7.sce new file mode 100644 index 000000000..c4ab4b79a --- /dev/null +++ b/3822/CH6/EX6.7/Ex6_7.sce @@ -0,0 +1,21 @@ + +//OptoElectronics and Fibre Optics Communication, by C.K Sarkar and B.C Sarkar
+//Example 6.7
+//OS=Windows 10
+////Scilab version Scilab 6.0.0-beta-2(64 bit)
+clc;
+clear;
+
+//given
+A=(100)*(50);//area in u-meter^2
+Id=10e-9;//Measured dark current in nanoampere
+eta=0.6;//Quantum efficiency is 60%
+lamda=1.2e-6;//operating wave length in micrometer
+e=1.6e-19;//charge of an electron in columb
+h=6.62e-34;//plank's constant in S.I units
+c=3e8;//velocity of light in m/s
+
+NEP=[h*c*sqrt(2*e*Id)]/(eta*e*lamda);//noise equivalent power in watts
+D=sqrt(A*10^-12)/(NEP);//Specific directivity of the device
+mprintf("\n Noise equivalent power is=%.2f *10^-14 W",NEP*10^14);//multiplication by10^-14 to change the unit 10^-14 W
+mprintf("\n Specific directivity is=%2.f *10^8m Hz^(1/2)/W",D/10^8)//multiplication by10^8 to change the unit 10^8 m Hz^(1/2)/W
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