Browse Prior Art Database

An analysis of cross gain saturation effects in systems of cascaded erbium-doped fiber amplifers Disclosure Number: IPCOM000128120D
Original Publication Date: 1999-Dec-31
Included in the Prior Art Database: 2005-Sep-14
Document File: 4 page(s) / 17K

Publishing Venue

Software Patent Institute

Related People

Carter, Dedric A: AUTHOR [+3]

Related Documents URL



This text was extracted from a PDF file.
This is the abbreviated version, containing approximately 40% of the total text.

Page 1 of 4

 This record is the front matter from a document that appears on a server at MIT and is used through permission from MIT. See for copyright details and for the full document in image form.

An Analysis of Cross Gain Saturation Effects in Systems of Cascaded Erbium-Doped Fiber Amplifers


Dedric A. Carter
BSEECS Candidate for the Master of Engineering Degree

Massachusetts Institute of Technology Department of Electrical Engineering and Computer Science

In conjunction with MIT. Lincoln Laboratory Division of Communications and Information Technology Advanced Networks Group Submitted in partial fulfillment of the requirements for the degree of Master of Engineering Degree in Electrical Engineering and Computer Science

at the Massachusetts Institute of Technology

May 7, 1999 [June 1999]
(c) Copyright 1999 MCMXCIX Dedric A. Carter. All rights reserved.

The author hereby grants to M.I.T. permission to reproduce and distribute publicly paper and elecctronic copies of this thesis and to grant others the right to do so.

SIGNATURE OF author: [[signature omitted]]

Dedric A. Carter

Department of Electrical Engineering and Computer Science May 7,1999

Vincent W. S, Chan

Co-Director Laboratory for Information and Decision Systems Professor of Electrical Engineering and Computer Science and Professor of Aeronautics and Astronautics Thesis Supervisor

Arthur C. Smith Chairman, Department Committee on Graduate Theses ARCHIVES MASSACHUSETTS INSTITUTE OF TECHNOLOGY LIBRARIES JUL 15 1999

Table of Contents

Massachusetts Institute of Technology Page 1 Dec 31, 1999

Page 2 of 4

An analysis of cross gain saturation effects in systems of cascaded erbium-doped fiber amplifers


Laypersons Summary.....6
List of Figures.....9
List of Tables.....12
Chapter 1. Motivation for Study.....13
1.1 Historical Perspectives of Lightwave Communications.....13
1.2 The Erbium-Doped Fiber Amplifier.....15
1.3 Wavelength Division Multiplexing.....18
1.4 The Problem.....19
1.4.1 Characterization of the Problem.....19
1.4.2 Statement of the Problem to be Investigated.....24
1.5 Summary.....24
Chapter 2 Background.....26
2.1 Historical Overview of the Research Literature in Characterizing Cross Gain Saturation.....26
2.2 Historical Overview of Research Literature in Mitigating Cross Gain Saturation.....27
2.2.1 Pump Control.....27
2.2.2 All Optical Gain Clamping.....28
2.3 Summary of What is Known and Unknown About the Topic.....29
2.4 Significance of Study.....30
2.5 Summary.....31


Chapter 3 Characterization of Transmission Impairments.....32

3.1 Research Methodology.....32
3.2 Single-Stage.....38
3.2.1 Modulation Depth.....40
3.2.2 Phase Measurements.....56
3.3 Cascaded Effects on Transmission Systems.....61
3.3.1 Transmitter Module.....62
3.3.2 Transmission Channel Module.....63