We propose a complex-wavevector band-structure approach to synthesis of fiber-to-chip grating couplers, and show apodized bi-level designs with 95% coupling efficiency and 99% directivity using only two device layers of a monolithic SOI CMOS process.
© 2015 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