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Continuous 119.2-GSample/s photonic compressed sensing of sparse microwave signals

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Abstract

We demonstrate 119.2-GSample/s compressive microwave frequency detection using spectrally-encoded ultrafast laser pulses. We sense sparse tones over > 35-GHz instantaneous bandwidth with 2-MHz accuracy using < 300 consecutive compressive measurements acquired at a 400-MHz rate.

© 2015 Optical Society of America

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