Broadband chaos generated by an optoelectronic oscillator

KE Callan, L Illing, Z Gao, DJ Gauthier, E Schöll - Physical review letters, 2010 - APS
We study an optoelectronic time-delay oscillator that displays high-speed chaotic behavior
with a flat, broad power spectrum. The chaotic state coexists with a linearly stable fixed point …

Pulse-train solutions and excitability in an optoelectronic oscillator

DP Rosin, KE Callan, DJ Gauthier, E Schöll - Europhysics Letters, 2011 - iopscience.iop.org
We study an optoelectronic time-delay oscillator with bandpass filtering for different values of
the filter bandwidth. Our experiments show novel pulse-train solutions with pulse widths that …

Laser-based optoelectronic generation of narrowband microwave chaos for radars and radio-communication scrambling

YK Chembo - Optics Letters, 2017 - opg.optica.org
This Letter proposes an optoelectronic oscillator architecture for narrowband microwave
chaos generation. In the time domain, the microwave signal features a slowly varying …

A simple Lorenz circuit and its radio frequency implementation

JN Blakely, MB Eskridge, NJ Corron - Chaos: An Interdisciplinary …, 2007 - pubs.aip.org
A remarkably simple electronic circuit design based on the chaotic Lorenz system is
described. The circuit consists of just two active nonlinear elements (high-speed analog …

Fiber-distributed Ultra-wideband noise radar with steerable power spectrum and colorless base station

J Zheng, H Wang, J Fu, L Wei, S Pan, L Wang, J Liu… - Optics …, 2014 - opg.optica.org
A fiber-distributed Ultra-wideband (UWB) noise radar was achieved, which consists of a
chaotic UWB noise source based on optoelectronic oscillator (OEO), a fiber-distributed …

Multirhythmicity in an optoelectronic oscillator with large delay

L Weicker, T Erneux, DP Rosin, DJ Gauthier - Physical Review E, 2015 - APS
An optoelectronic oscillator exhibiting a large delay in its feedback loop is studied both
experimentally and theoretically. We show that multiple square-wave oscillations may …

Nonlinear time reversal of classical waves: Experiment and model

M Frazier, B Taddese, B **ao, T Antonsen, E Ott… - Physical Review E …, 2013 - APS
We consider time reversal of electromagnetic waves in a closed, wave-chaotic system
containing a discrete, passive, harmonic-generating nonlinearity. An experimental system is …

Isochronal chaos synchronization of delay-coupled optoelectronic oscillators

L Illing, CD Panda, L Shareshian - … Review E—Statistical, Nonlinear, and Soft …, 2011 - APS
We study experimentally chaos synchronization of nonlinear optoelectronic oscillators with
time-delayed mutual coupling and self-feedback. Coupling three oscillators in a chain, we …

Subwavelength position sensing using nonlinear feedback and wave chaos

SD Cohen, HLD de S. Cavalcante, DJ Gauthier - Physical review letters, 2011 - APS
We demonstrate a position-sensing technique that relies on the inherent sensitivity of chaos,
where we illuminate a subwavelength object with a complex structured radio-frequency field …

A pseudo-matched filter for chaos

SD Cohen, DJ Gauthier - Chaos: An Interdisciplinary Journal of …, 2012 - pubs.aip.org
A matched filter maximizes the signal-to-noise ratio of a signal. In the recent work of Corron
et al.[Chaos 20, 023123 (2010)], a matched filter is derived for the chaotic waveforms …