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Optical signal quality monitor built into WDM linear repeaters using semiconductor arrayed waveguide grating filter monolithically integrated with eight photodiodes

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2 Author(s)
Suzuki, H. ; NTT Network Innovation Labs., Kanagawa, Japan ; Takachio, N.

A compact optical signal quality monitor suitable for WDM linear repeaters which use a semiconductor arrayed waveguide grating filter (AWG) is proposed. Implemented with semiconductor AWG module monolithically integrated with eight photodiodes, an optical signal-to-noise ratio measurement is carried out

Published in:

Electronics Letters  (Volume:35 ,  Issue: 10 )