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CMOS compatible silicon etched V-grooves integrated with a SOI fiber coupling technique for enhancing fiber-to-chip alignment

: Galan, J.V.; Sanchis, P.; Marti, J.; Marx, S.; Schröder, H.; Mukhopadhyay, B.; Tekin, T.; Selvaraja, S.; Bogaerts, W.; Dumon, P.; Zimmermann, L.


Institute of Electrical and Electronics Engineers -IEEE-:
GFP 2009, 6th International Conference on Group IV Photonics. Proceedings : 9-11 September 2009, San Francisco, California
Piscataway, NJ: IEEE, 2009
ISBN: 978-1-4244-4402-1
International Conference on Group IV Photonics (GFP) <6, 2009, San Francisco/Calif.>
Fraunhofer IZM ()

Integration of a polarization insensitive inverted taper-based fiber coupling structure with silicon etched V-grooves is demonstrated in CMOS silicon photonics. Coupling loss of 7.5 dB are measured at lambda=1.55 mum. A spectrum broader than 70 nm is observed.