A 170-Gb/s all-optical 2R regenerator made up of a fast saturable absorber and a highly nonlinear-fiber-based power limiter is reported for the first time. Bit-error-rate assessment of one of the four 42.5-Gb/s optical time-division-multiplexed tributaries shows a receiver sensitivity improvement.
Published in:
Photonics Technology Letters, IEEE
(Volume:22
,
Issue:
3
)
Date of Publication: Feb.1, 2010