Return-to-zero modulation with electrically continuously tunable duty cycle using single NRZ modulator

29 May 2003

journal article
Published by Institution of Engineering and Technology (IET) in Electronics Letters

Vol. 39 (11) , 859-860
https://doi.org/10.1049/el:20030569

Abstract

Two optical return-to-zero (RZ) modulation techniques are discussed, both based on a single Mach-Zehnder modulator driven by non-return-to-zero (NRZ) electrical signals. Both methods allow for continuously electrically tunable duty cycles and lead to chirped RZ formats.

Keywords

OPTICAL COMMUNICATIONS
EYE DIAGRAMS
MACH-ZEHNDER MODULATOR
CHIRPED RZ FORMATS
NRZ ELECTRICAL SIGNALS
RETURN-TO-ZERO MODULATION
RZ TRANSMITTER SETUPS
SINGLE NRZ MODULATOR
OPTICAL RZ SIGNAL GENERATION
ELECTRICALLY CONTINUOUSLY TUNABLE DUTY CYCLE
OPTICAL SPECTRA

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