Quantum Inspired RF Phase Measurement by Parity Estimation

Liran Shirizly,Leonid Vidro,Naftali Kirsh,Nadav Katz,Hagai S. Eisenberg

Quantum 2.0 Conference and Exhibition（2022）

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摘要

Super-resolved interferometric phase measurements in the RF domain have been demonstrated by estimating the Parity operator through quadrature measurements, saturating the information theoretic Cramer-Rao bound. We achieved 600-fold improvement over the Rayleigh limit with 56dB SNR.

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关键词

quantum,rf,parity,phase

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