Ultra-compact Si-SiO2 microring resonator optical channel dropping filters
- 1 April 1998
- journal article
- Published by Institute of Electrical and Electronics Engineers (IEEE) in IEEE Photonics Technology Letters
- Vol. 10 (4) , 549-551
- https://doi.org/10.1109/68.662590
Abstract
Compact optical channel dropping filters incorporating side-coupled ring resonators as small as 3 /spl mu/m in radius are realized in silicon technology. Quality factors up to 250, and a free-spectral range (FSR) as large as 24 nm are measured. Such structures can be used as fundamental building blocks in more sophisticated optical signal processing devices.Keywords
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