Abstract
We propose a simple approach to realize ultracompact suppression ratio tunable microwave photonic filter (MPF) based on a silicon photonic crystal (PhC) nanocavity with shallow resonance. Using a conventional modulation scheme with only a single phase modulator (PM), the suppression ratio of the proposed MPF can be tuned from about 10 dB to beyond 60 dB.
© 2015 Optical Society of America
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