diff options
Diffstat (limited to '3834/CH6/EX6.3.1/Ex6_3_1.sce')
| -rw-r--r-- | 3834/CH6/EX6.3.1/Ex6_3_1.sce | 28 |
1 files changed, 28 insertions, 0 deletions
diff --git a/3834/CH6/EX6.3.1/Ex6_3_1.sce b/3834/CH6/EX6.3.1/Ex6_3_1.sce new file mode 100644 index 000000000..a7cb489e9 --- /dev/null +++ b/3834/CH6/EX6.3.1/Ex6_3_1.sce @@ -0,0 +1,28 @@ +//Fiber-optics communication technology, by Djafer K. Mynbaev and Lowell L. Scheiner
+//Example 6.3.1
+//windows XP
+//Scilab version-5.5.1
+clc;
+clear ;
+//given
+
+L=100E12;//Length of the single-mode fiber link in nm
+
+lambda0=1310;//average of zero-dispersion wavelength in nm
+lambda=1550;//operating wavelength in nm
+S0=0.092;//zero dispersion slope in ps/nm^2
+
+y=lambda0/lambda;
+z=1-y^4;
+Dlambda=(S0/4)*lambda*z;//dispersion coefficient in ps/nm.Km
+
+deltalambda=1;//light source's spectral width in nm
+
+deltatchrom=Dlambda*deltalambda*L;//Pulse spread caused by chromatic dispersion in s
+
+mprintf("Pulse spread caused by chromatic dispersion = %.2f ps",deltatchrom*1E-12);//multiplication by 1e-12 to convert unit from s to ps
+
+x=6.66;//here, x= L/Ldcf assumed to be 6.66
+
+Ddcf=-Dlambda*x;//dispersion in DCF in ps/nm.Km
+mprintf("\nWe need DCF of %.2f ps/nm.km to compensate for dispersion in a conventional SM fiber.",Ddcf);
|