Optic fiber communication

  • Thread starter kimmy510
  • Start date
  • #1
8
0

Main Question or Discussion Point

In optic fibers the how do v transmitt the information? will not there be interference of light as different wavelength of light travel in core?
 

Answers and Replies

  • #2
The speed that light travels is independent of the wavelength. So the signal at any point in the cable is in the same state, or modulation, as it was at transmission.
 
  • #3
berkeman
Mentor
57,263
7,247
In optic fibers the how do v transmitt the information? will not there be interference of light as different wavelength of light travel in core?
The speed that light travels is independent of the wavelength. So the signal at any point in the cable is in the same state, or modulation, as it was at transmission.
Not quite -- dispersion can be a design issue in multi-mode fibers:

http://en.wikipedia.org/wiki/Fiber_optics

.
 
  • #4

Related Threads on Optic fiber communication

  • Last Post
Replies
5
Views
483
  • Last Post
Replies
10
Views
1K
  • Last Post
Replies
5
Views
3K
  • Last Post
Replies
2
Views
1K
Replies
2
Views
615
  • Last Post
Replies
2
Views
8K
  • Last Post
Replies
8
Views
3K
  • Last Post
Replies
4
Views
955
  • Last Post
Replies
5
Views
773
  • Last Post
Replies
4
Views
1K
Top