Unpolarized multi-lambda source

Details Unpolarized multi-lambda source Unpolarized multi-lambda source

2005-07-12

2005-07-12

Hellner, Mark (Department: 3663)

Optical: systems and elements

Optical amplifier

C359S341100, C359S347000

Reexamination Certificate

active

06917464

ABSTRACT:
Disclosed is a multi-lambda source for outputting an optical signal having a plurality of channels, the multi-lambda source comprising an optical fiber amplifier, having a back and front end, for amplifying an optical signal received from the back end and outputting ASE light to the back end, a reflector coupled to the back end of the optical fiber amplifier for reflecting a received optical signal, and a comb filter arranged between the optical fiber amplifier and the reflector and having a pass band of wavelengths for filtering the ASE light and generating the optical signal of the channels according to a transmission spectrum of the filtered ASE light.

REFERENCES:
patent: 6195200 (2001-02-01), DeMarco et al.
patent: 6714699 (2004-03-01), Cao et al.

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