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Photonic integrated device for chaos applications in communications.
A Argyris1, M Hamacher, K E Chlouverakis
1Optical Communications Laboratory, Department of Informatics and Telecommunications, University of Athens, Panepistimiopolis, Illisia, Athens, Greece.
Physical Review Letters
|June 4, 2008
Summary
A new integrated photonic device acts as a compact chaotic emitter for optical communications. It exhibits stable, periodic, and broadband chaotic dynamics, with complexity analyzed using nonlinear noise filtering.
Area of Science:
- Photonics and Optical Engineering
- Nonlinear Dynamics and Chaos Theory
Background:
- Integrated photonic devices are crucial for advanced optical systems.
- Controlling optical feedback is key to achieving complex dynamics like chaos.
Purpose of the Study:
- To design, fabricate, and evaluate a novel monolithic integrated device for chaotic light emission.
- To explore the device's potential as a compact chaotic emitter in optical communications.
Main Methods:
- Fabrication of a photonic integrated device combining a distributed feedback laser, passive resonator, and active feedback elements.
- Experimental evaluation of the device under diverse operating parameters.
- Application of nonlinear noise filtering and chaos data analysis to quantify attractor complexity.
Main Results:
- The device successfully demonstrated stable solutions, periodic states, and broadband chaotic dynamics.
- Diverse operating parameters led to different dynamic behaviors.
- Quantification of chaos and complexity in experimental attractors was achieved.
Conclusions:
- The designed monolithic integrated device shows significant potential as a compact chaotic emitter.
- The device's ability to produce broadband chaos is valuable for optical communication applications.
- Nonlinear analysis techniques are effective for characterizing complex dynamics in such devices.
