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an ultrahigh-Q toroid microcavity. Phys. Rev. Lett. 93, 083904 (2004)
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61. D.S. Makarov, M.Y. Tretyakov, A.P. Shkaev, A.M. Kiselev, A.N. Stepanov, V.V. Parshin,
Femtosecond laser comb based subterahertz synthesizer. Appl. Phys. Lett. 105, 063502 (2014)
62. Y.S. Shmaliy, A.P. Kurotchka, E.G. Sokolinskiy, A.V. Marienko, Quartz crystal oscillator with
an effective aging rate compensation, in Conference: 12th European Frequency and Time
Forum (EFTF’98), 1998
63. T.E. Parker, G.K. Montress, et al., Precision surface-acoustic-wave (SAW) oscillators. IEEE
Trans. Ultrason. Ferroelectr. Freq. Control 35(3), 342–364 (1988)
64. A.A. Dvornikov, V.I. Ogurtsov, G.M. Utkin, On stationary states in two-dimensional networks
of self-excited oscillators. Radiophys. Quantum Electron. 33(9), 800–805 (1990)
65. E. Rubiola, Phase Noise and Frequency Stability in Oscillators (Cambridge University Press,
Cambridge, UK, 2009)
66. W. Stein, F. Huber, S. Bildik, M. Aigle, M. Vossiek, An improved ultra-low-phase noise
tunable YIG oscillator operating in the 6–12 GHz range, in 2017 47th European Microwave
Conference (EuMC), IEEE Xplor,21 December, 2017
67. Ultra-Low Noise Dielectric Resonator Oscillator, www.microwavejournal.com/articles/18794ultra-low-noise-dielectric-resonator-oscillator, December 12, 2012
68. J.G. Hartnett, N.R. Nand, C. Lu, Ultra-low-phase-noise cryocooled microwave dielectricsapphire-resonator oscillators with 1 x 10^-16 frequency instability. Appl. Phys. Lett. 100,
183501 (2012)
69. C.W. Nelson, A. Hati, D.A. Howe, Microwave optoelectronic oscillator with optical gain, in
Proceedings of the IEEE International Frequency Control Symposium (FCS ’07), vol. 31
(7) (2007), pp. 1014–1019
70. M.X. Jeremy Everard, S. Bale, Simplified phase noise model for negative-resistance oscillators
and a comparison with feedback oscillator models. IEEE Trans. Ultrason. Ferroelectr. Freq.
Control 59(3), 382–390 (2012)
71. J.L. Everard, K. Theodoropoulos, Ultra-low phase noise ceramic based dielectric resonator
oscillators, in IEEE International Frequency Control Symposium, 2006
72. J.J. McFerran, E.N. Ivanov, A. Bartels, G. Wilpers, C.W. Oates, S.A. Diddams, L. Hollberg,
Low-noise synthesis of microwave signals from an optical source. Electron. Lett. 41(11),
650 (2005)
73. E.N. Ivanov, M.E. Tobar, Low phase-noise sapphire crystal microwave oscillators: current
status. IEEE Trans. Ultrason. Ferroelectr. Freq. Control 56(2), 263–269 (2009)
74. W. Seitz, T.R. Schibli, U. Morgner, F.X. Kärtner, C.H. Lange, W. Richter, B. Braun, Passive
synchronization of two independent laser oscillators with a Fabry–Perot modulator. Opt. Lett.
27(6), 454–456 (2002)
75. S. Schilt, N. Bucalovic, L. Tombez, V. Dolgovskiy, C. Schori, G. Di Domenico, M. Zaffalon,
P. Thomann, Frequency discriminators for the characterization of narrow-spectrum heterodyne
beat signals: Application to the measurement of a sub-hertz carrier-envelope-offset beat in an
optical frequency comb. Rev Sci Instrum 82(12), 123116 (2011)
76. A.S. Raja, A.S. Voloshin, et al., Electrically driven photonic integrated soliton microcomb,
3–7 March 2019, in Optical Fiber Communication Conference (OFC), 2019 OSA Technical
Digest (Optical Society of America, 2019), paper W1C.1
77. T.J. Kippenberg, S.M. Spillane, K.J. Vahala, Kerr-nonlinearity optical parametric oscillation in
an ultrahigh-Q toroid microcavity. Phys. Rev. Lett. 93, 083904 (2004)
78. T.J. Kippenberg, R. Holzwarth, S.A. Diddams, Microresonator-based optical frequency combs.
Science 332(6029), 555–559 (2011)
79. G.-F. Shen, X. Zhang, X. Zhang, et al., Microwave/millimeter-wave generation using multiwavelength photonic crystal fiber Brillouin laser. Prog. Electromagnet. Res. 80, 307–320
(2008)
80. D. Leeson, A simple model of feedback oscillator noise spectrum. Proc. IEEE 54, 329–330
(1966)
70
2 Nanostructural Optoelectronic Oscillators with the Fiber-Optical Delay Line