Monday, November 30, 2009

Fiber Optic Communication

Fiber-optic communication is a form of data transfer which uses pulses of light through glass or plastic fibers. Fiber-optics allow for less loss of information than copper wires allowing long distances between signal amplifiers or repeaters. They also carry larger amounts of data than copper and unlike copper they experience no crosstalk between adjacent cables. They are used to transmit data from an origin of an electrical signal, to light over the fiber-optics, and then back to electrical when the destination is reached.

While fiber-optic cable is much more efficient, it is usually not used in computers themselves due to the cost and difficulty of splicing the cables and the high cost of transmitters and receivers. It is better used over long distances to connect multiple receivers at different locations. Fiber-optic communication offers transfer rates around 25 Mbps.

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Fiber-optic Communication

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