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Optics Letters

Optics Letters


  • Vol. 21, Iss. 4 — Feb. 15, 1996
  • pp: 287–289

Signal-to-noise ratio improvement by stochastic resonance in a unidirectional photorefractive ring resonator

Bradley M. Jost and Bahaa E. A. Saleh  »View Author Affiliations

Optics Letters, Vol. 21, Issue 4, pp. 287-289 (1996)

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All-optical signal-to-noise ratio improvements by stochastic resonance have been obtained by use of the intensity bistability of a unidirectional photorefractive ring resonator. A signal-to-noise ratio gain of 10.5 dB has been obtained with a near-unity signal-to-noise ratio input signal at 6 mHz.

© 1996 Optical Society of America

Original Manuscript: August 15, 1995
Published: February 15, 1996

Bradley M. Jost and Bahaa E. A. Saleh, "Signal-to-noise ratio improvement by stochastic resonance in a unidirectional photorefractive ring resonator," Opt. Lett. 21, 287-289 (1996)

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