diff options
Diffstat (limited to '3506/CH2/EX2.1/EXP_2_1.sce')
| -rw-r--r-- | 3506/CH2/EX2.1/EXP_2_1.sce | 27 |
1 files changed, 27 insertions, 0 deletions
diff --git a/3506/CH2/EX2.1/EXP_2_1.sce b/3506/CH2/EX2.1/EXP_2_1.sce new file mode 100644 index 000000000..9b6a4f9c8 --- /dev/null +++ b/3506/CH2/EX2.1/EXP_2_1.sce @@ -0,0 +1,27 @@ +//Optical Fiber communication by A selvarajan
+//example 2.1
+//OS=Windows XP sp3
+//Scilab version 5.5.1
+clc;
+clear all;
+//case-1
+ncore=1.46//refractive index of core
+nclad=1//refractive index of cladding
+c=3e5//velocity of light in Km/s
+L=1// length of path in Km
+NA=sqrt(ncore^2-nclad^2)//Numerical aperture
+delt_tau_by_L=(NA^2)/(2*c*ncore) //multipath pulse broadening in s/Km
+delt_tau=delt_tau_by_L*L//bandwidth distance product Hz
+BL=(1/delt_tau)*L//bandwidth distance product Hz
+mprintf('Numerical aperture=%f',NA);//The answers vary due to round off error
+mprintf('\nMultipath pulse broadening=%fns/Km',delt_tau_by_L*1e9);//The answer provided in the textbook is wrong//multiplication by 1e9 to convert s/Km to ns/Km
+mprintf('\nBandwidth distance product=%fMHz',BL*1e-6);//The answer provided in the textbook is wrong//multiplication by 1e-6 to convert Hz to MHz
+//case-2
+ncore=1.465//refractive index of core
+nclad=1.45//refractive index of cladding
+NA=sqrt(ncore^2-nclad^2)//Numerical aperture
+delt_tau_by_L=(NA^2)/(2*c*ncore) //multipath pulse broadening in s/m
+BL=(1/delt_tau_by_L)*L//bandwidth distance product Hz
+mprintf('\n\nNumerical aperture=%f',NA);
+mprintf('\nMultipath pulse broadening=%fns/Km',delt_tau_by_L*1e9);//The answer provided in the textbook is wrong//multiplication by 1e9 to convert s/Km to ns/Km
+mprintf('\nBandwidth distance product=%fGHz',BL*1e-9);//The answer provided in the textbook is wrong//multiplication by 1e-6 to convert Hz to GHz
|