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Updated: Jul 16, 2026

Transmission of Multiple Signals through an Optical Fiber Using Wavefront Shaping

Transmission of Multiple Signals through an Optical Fiber Using Wavefront Shaping

Published on: March 20, 2017

Simultaneous bidirectional message transmission in a chaos-based communication scheme.

Raúl Vicente¹, Claudio R Mirasso, Ingo Fischer

¹Departament de Física, Universitat de les Illes Balears, Palma de Mallorca, Spain.

|March 16, 2007

Summary

We present a bidirectional chaos communication system using coupled semiconductor lasers. This method enables simultaneous information transmission and secure key negotiation.

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Transmission of Multiple Signals through an Optical Fiber Using Wavefront Shaping

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Published on: September 5, 2019

Area of Science:

Optics and Photonics
Information Theory
Nonlinear Dynamics

Background:

Chaos-based communication offers enhanced security and efficiency.
Coupled laser systems exhibit complex dynamics exploitable for information transfer.

Purpose of the Study:

To introduce a novel bidirectional chaos communication scheme.
To demonstrate simultaneous information exchange using coupled semiconductor lasers.

Main Methods:

Inducing delay dynamics in two semiconductor lasers by coupling them via a partially transparent optical mirror.
Numerical simulation to verify synchronization and information transmission.

Main Results:

Identical synchronization of laser dynamics was achieved.
Simultaneous bidirectional transmission of information was numerically demonstrated.
The scheme facilitates secure key negotiation over a public channel.

Conclusions:

The proposed chaos-based communication scheme is effective for bidirectional information exchange.
This system offers a robust method for secure communication and key distribution.