High-fidelity, broadband stimulated-Brillouin-scattering-based slow light using fast noise modulation.

dc.contributor.author

Zhu, Yunhui

dc.contributor.author

Lee, Myungjun

dc.contributor.author

Neifeld, Mark A

dc.contributor.author

Gauthier, Daniel J

dc.coverage.spatial

United States

dc.date.accessioned

2012-02-13T20:19:52Z

dc.date.issued

2011-01-17

dc.description.abstract

We demonstrate a 5-GHz-broadband tunable slow-light device based on stimulated Brillouin scattering in a standard highly-nonlinear optical fiber pumped by a noise-current-modulated laser beam. The noisemodulation waveform uses an optimized pseudo-random distribution of the laser drive voltage to obtain an optimal flat-topped gain profile, which minimizes the pulse distortion and maximizes pulse delay for a given pump power. In comparison with a previous slow-modulation method, eye-diagram and signal-to-noise ratio (SNR) analysis show that this broadband slow-light technique significantly increases the fidelity of a delayed data sequence, while maintaining the delay performance. A fractional delay of 0.81 with a SNR of 5.2 is achieved at the pump power of 350 mW using a 2-km-long highly nonlinear fiber with the fast noise-modulation method, demonstrating a 50% increase in eye-opening and a 36% increase in SNR in the comparison.

dc.identifier

http://www.ncbi.nlm.nih.gov/pubmed/21263608

dc.identifier

209295

dc.identifier.eissn

1094-4087

dc.identifier.uri

https://hdl.handle.net/10161/5108

dc.language

eng

dc.language.iso

en_US

dc.publisher

The Optical Society

dc.relation.ispartof

Opt Express

dc.subject

Computer-Aided Design

dc.subject

Equipment Design

dc.subject

Equipment Failure Analysis

dc.subject

Fiber Optic Technology

dc.subject

Lasers

dc.subject

Microwaves

dc.subject

Refractometry

dc.subject

Telecommunications

dc.title

High-fidelity, broadband stimulated-Brillouin-scattering-based slow light using fast noise modulation.

dc.type

Journal article

duke.description.issue

2

duke.description.volume

19

pubs.author-url

http://www.ncbi.nlm.nih.gov/pubmed/21263608

pubs.begin-page

687

pubs.end-page

697

pubs.issue

2

pubs.organisational-group

Duke

pubs.organisational-group

Electrical and Computer Engineering

pubs.organisational-group

Physics

pubs.organisational-group

Pratt School of Engineering

pubs.organisational-group

Trinity College of Arts & Sciences

pubs.publication-status

Published

pubs.volume

19

Files

Original bundle

Now showing 1 - 1 of 1
Loading...
Thumbnail Image
Name:
High-fidelity - Gauthier.pdf
Size:
1.11 MB
Format:
Adobe Portable Document Format
Description:
Article