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Chromatic dispersion and bandshape improvement of SOI flatband AWG multi/demultiplexers by phase-error correction

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3 Author(s)
Thompson, M.G. ; Bookham Technol. plc, Abingdon, UK ; Brady, D. ; Roberts, S.W.

By measuring the phase and amplitude distribution of the optical paths in a flatband arrayed waveguide grating, the array mask was redesigned to correct for the slow varying phase errors within the array waveguides, leading to a reduction in both the chromatic dispersion across the passband of the device and in the transmission band tilt.

Published in:

Photonics Technology Letters, IEEE  (Volume:15 ,  Issue: 7 )