Chaotic Signals in Digital Communications

5

Chaos in optical communications

Apostolos Argyris and Dimitris Syvridis

Department of Informatics and Telecommunications National and Kapodistrian University of Athens

CONTENTS

5.1    Introduction

5.2    Chaos generation from optoelectronic devices

5.2.1    Non-linear dynamics from electro-optic crystals

5.2.2    Non-linear dynamics from photonic integrated circuits

5.3    Broadband data encryption in chaos optical communications

5.3.1    Chaos synchronization

5.3.2    Data encoding techniques

5.3.2.1    Additive chaos modulation (ACM)

5.3.2.2    Multiplicative chaos modulation (MCM)

5.3.2.3    Chaos masking (CMS)

5.3.2.4    Chaos shift keying (CSK)

5.3.2.5    Phase shift keying (PSK)

5.3.2.6    Sub-carrier ACM modulation

5.3.3    Chaos-secured ...