Generation of ultrastable microwaves via optical frequency division

By T. Fortier, M. Kirchner, F. Quinlan, Jacob M. Taylor, J. Bergquist, T. Rosenband, N. Lemke, A. Ludlow, Yanyi Jiang, C. Oates and 1 more. 2011

800 citations recorded by the source corpus.

Researchers demonstrate a microwave generator based on a high-Q optical resonator and a frequency comb functioning as an optical-to-microwave divider. They generate 10 GHz electrical signals with a fractional frequency instability of ≤8 × 10−16 at 1 s.

Subfields: Atomic and Molecular Physics, and Optics

View Paper: https://www.semanticscholar.org/paper/2eeeb8257bb3e659b8542c36b3600293e4d4429e

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In Atomic and Molecular Physics, and Optics

Citations in the corpus

Optical frequency comb technology for ultra‐broadband radio‐frequency photonics (2014, background): “In a recent work, the microwave signal corresponding to the RF filtering of the 10 harmonic of a photodetected 1-GHz mode-locked Ti:Sa laser with stabilization of the carrier-envelope-offset freuency showed an unprecedented integrated phase-noise performance that beat the purity of the best 10-GHz m”
RF Photonics: An Optical Microcombs’ Perspective (2018, background): “with frequencies limited only by the bandwidth of the photodetector (PD), typically achieving the highest spectral purity at microwave frequencies [20], [132].”
Microwave Photonic Radars (2020, background): “applications, such as low-noise microwave signal generation [166], [167], optical sampling and ADC [112], [168], [169], Fourier transform [170], [171], phase detection [172]–[174],”
Micro-combs: A novel generation of optical sources (2017, methodology): “Indeed, a state-of-the-art approach tomicrowave signal generation is obtained by using optical frequency division [303] - a technique based on optical frequency combs.”