Large-bandwidth compressive sampling based on multi-channel random optical pulses with nonuniform time delays

Yunhua Liang,Minghua Chen,Hongwei Chen,Shizhong Xie

Lasers and Electro-Optics（2014）

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摘要

In this paper, a four-channel photonic-assisted compressive sampling system with large bandwidth is demonstrated, where sparse spectrum in the 2-19 GHz range with 50-kHz resolution is recovered from samples of compressed spectrums with 360-MHz bandwidth.

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关键词

compressed sensing,delays,optical information processing,signal sampling,bandwidth 2 ghz to 19 ghz,bandwidth 360 mhz,four-channel photonic-assisted compressive sampling sγstem,large-bandwidth compressive sampling,multichannel random optical pulses with,nonuniform time delays,sparse spectrum

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