blob: a9501fe6b313f54aa7778358c4bfdb626f8c032d (
plain)
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
|
//Fiber-optics communication technology, by Djafer K. Mynbaev and Lowell L. Scheiner
//Example 3.3.3
//windows 7
//Scilab version-6.0.0
clc;
clear;
//given
L=5;//fiber length in km
NA=0.275;//numerical aperture
c=3E5;//speed of light in km
n1=1.48;//refractive index
p=2*c*n1;
e=NA*NA;
d=L*e;
deltatsi=(d/p)*1E9;//pulse spreading in ns //answer vary due round-off
deltatsi_by_L=(deltatsi/L)//pulse spreading per unit length in ns/Km//answer vary due round-off
Maximum_bit_rate=1e3/deltatsi_by_L//maximum bit rate in Mbits/s//multiplication by 1e3 to conver unit from Gbits/s to Mbits per sec
mprintf("\n maximum bit rate = %.1f Mbits/s",Maximum_bit_rate);//answer vary due to rounding
|
