Optical amplifier

Details Optical amplifier Optical amplifier

1993-02-01

1994-12-20

Moskowitz, Nelson

Optical: systems and elements

Optical amplifier

Optical fiber

372 6, 372703, G02B 600, H01S 306, H01S 3094

Patent

active

053750101

ABSTRACT:
An optical amplifier comprises first (22) and second (24) lengths of erbium-doped fibre connected in series via an isolator 20 which reduces the transmission of backward-travelling ASE from the second length to the first length when pump power in inputted in to the first length.

REFERENCES:
patent: 5295217 (1994-03-01), Marcerou et al.

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