We describe a method for improving AWG performance. This is a photosensitive phase adjustment technique with which the arrayed waveguide part is irradiated with UV laser light through a metal mask. We can reduce both the adjacent crosstalk and dispersion simultaneously for all channels.
© 2003 Optical Society of America
(000.2700) General : General science
K. Takada and M. Abe, "UV trimming of AWG devices," in Bragg Gratings, Photosensitivity, and Poling in Glass Waveguides, Technical Digest (Optical Society of America, 2003), paper TuA1.
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