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Submitted 2017-06-05 09:36:21 Why do we require Fiber Amplifier?

Basically Jamaal Williams Hoodie , what a fiber amplifier solves is the conventional distance issue as in any long distance telecommunication system like trans-Atlantic link. As optical signals pass through the fiber, the signals become weaker in power.

The further you go, the weaker the signal becomes until it is too weak to be detected properly. Fiber optic communication system solves this issue by using fiber amplifiers along the way. An amplifier or a repeater is inserted into the system at a point where the signal becomes weak Kevin King Hoodie , to enhance the test of the signal so it can be transmitted through another length of fiber cable or the Laser source. Many repeaters and amplifiers can be placed in sequence to keep the signal strong along the entire fiber link.

What are the differences between a fiber amplifier and a repeater?

Conventionally, electronic repeaters were utilized for optical signal amplification. A repeater converts weak optical signal into electronic signal, cleans up the electronic signal JK Scott Hoodie , and then convert the electronic signal back to the optical signal with a light wave transmitter. The light wave transmitter emits much stronger power than the incoming optical signal and thereby amplifies it.


What is a fiber amplifier and how it works?

Fiber amplifier is a section of optical fiber that is doped with a rare earth element like praseodymium or erbium. The atoms of the praseodymium or erbium can be pumped by a high power light into an exhilarated state. But they are not stable in the exhilarated state. When the amplified optical signals pass through the fiber, they stimulate the exhilarated erbium atoms. The erbium atoms will shift from the high power level exhilarated into a low power level state, and release their energy as emitted light photons simultaneously. The emitted photons have the same wavelength and phase as the input optical signal Jaire Alexander Hoodie , and thereby amplify the optical signal.

This is a very simple form of amplifier for an optical fiber system as it is an in-line amplifier, thereby removes the pump combiner wavelengths and the corresponding optical signal wavelengths are the main parameters for operations of fiber amplifiers. These wavelengths depend on the rare-earth element doped in the fiber and also on the composition on the fiber glass. Another vital term in understanding the fiber amplifiers is its ain鈥? Hermes Replica Handbags, Especially the Ever So Popular Birkin
Posted On : Aug-04-2011 | seen (282) times | Article Word Count : 476 |

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