We developed a phase error measurement technique for AWG that radiate to free-space, based on pair-wise far-field interference of adjacent waveguide pairs. We also performed initial phase trimming experiments on individual waveguides with a UV laser.
© 2012 Optical Society of America
You do not have subscription access to this journal. Citation lists with outbound citation links are available to subscribers only. You may subscribe either as an OSA member, or as an authorized user of your institution.
Contact your librarian or system administrator
Login to access OSA Member Subscription