1、 IEC TR 61292-8 Edition 1.0 2019-01 TECHNICAL REPORT Optical amplifiers Part 8:High-power amplifiers IEC TR 61292-8:2019-01(en)colourinside THIS PUBLICATION IS COPYRIGHT PROTECTED Copyright 2019 IEC,Geneva,Switzerland All rights reserved.Unless otherwise specified,no part of this publication may be
2、reproduced or utilized in any form or by any means,electronic or mechanical,including photocopying and microfilm,without permission in writing from either IEC or IECs member National Committee in the country of the requester.If you have any questions about IEC copyright or have an enquiry about obta
3、ining additional rights to this publication,please contact the address below or your local IEC member National Committee for further information.IEC Central Office Tel.:+41 22 919 02 11 3,rue de Varemb infoiec.ch CH-1211 Geneva 20 www.iec.ch Switzerland About the IEC The International Electrotechnic
4、al Commission(IEC)is the leading global organization that prepares and publishes International Standards for all electrical,electronic and related technologies.About IEC publications The technical content of IEC publications is kept under constant review by the IEC.Please make sure that you have the
5、 latest edition,a corrigendum or an amendment might have been published.IEC publications search-webstore.iec.ch/advsearchform The advanced search enables to find IEC publications by a variety of criteria(reference number,text,technical committee,).It also gives information on projects,replaced and w
6、ithdrawn publications.IEC Just Published-webstore.iec.ch/justpublished Stay up to date on all new IEC publications.Just Published details all new publications released.Available online and once a month by email.IEC Customer Service Centre-webstore.iec.ch/csc If you wish to give us your feedback on t
7、his publication or need further assistance,please contact the Customer Service Centre:salesiec.ch.Electropedia-www.electropedia.org The worlds leading online dictionary on electrotechnology,containing more than 22 000 terminological entries in English and French,with equivalent terms in 16 additiona
8、l languages.Also known as the International Electrotechnical Vocabulary(IEV)online.IEC Glossary-std.iec.ch/glossary 67 000 electrotechnical terminology entries in English and French extracted from the Terms and Definitions clause of IEC publications issued since 2002.Some entries have been collected
9、 from earlier publications of IEC TC 37,77,86 and CISPR.IEC TR 61292-8 Edition 1.0 2019-01 TECHNICAL REPORT Optical amplifiers Part 8:High-power amplifiers INTERNATIONAL ELECTROTECHNICAL COMMISSION ICS 33.160.10,33.180.30 ISBN 978-2-8322-6421-8 Registered trademark of the International Electrotechni
10、cal Commission Warning!Make sure that you obtained this publication from an authorized distributor.colourinside 2 IEC TR 61292-8:2019 IEC 2019 CONTENTS FOREWORD.3 INTRODUCTION.5 1 Scope.6 2 Normative references.6 3 Terms,definitions,and abbreviated terms.6 3.1 Terms and definitions.6 3.2 Abbreviated
11、 terms.6 4 General.7 5 Configuration.7 5.1 EDFAs using combined single-mode pump laser diodes.7 5.2 Cladding pumped fibre amplifier.9 5.2.1 General.9 5.2.2 Cladding-pumped methodology.9 6 Test method.13 7 Special considerations for high-power optical amplifiers.14 7.1 Design considerations.14 7.2 Ha
12、ndling and safety consideration.14 Annex A(informative)Application of high-power OAs.15 A.1 General.15 A.2 Power amplifier for FTTH PON systems.15 A.3 Ultra-long-haul DWDM transport system.15 Annex B(informative)IEC documents on high optical power.16 Bibliography.17 Figure 1 Schematic diagram of EDF
13、A using multiplexed single-mode pump lasers.7 Figure 2 Output characteristics of a high-power EDFA.8 Figure 3 Schematic diagram of an EDFA using a cascaded Raman resonator.8 Figure 4 Schematic diagram of a cladding-pumped fibre amplifier.9 Figure 5 Schematic of cladding pumping.9 Figure 6 Schematic
14、structure of end-pumping.10 Figure 7 Schematic structure of a fibre bundle power combiner.10 Figure 8 V-groove side pumping arrangement.11 Figure 9 Schematic diagram of a cross section of an example of double-cladding fibre.11 Figure 10 Cross-section of the hole-assisted double cladding fibre.12 Fig
15、ure 11 Typical optical output power vs drive current on 980-nm multimode pump laser modules.12 Figure 12 Configuration of double-cladding pumped amplifier.13 Figure 13 Typical power conversion efficiency(PCE)of erbium-ytterbium co-doped double-clad(DC)fibre amplifier.13 Figure 14 Test setup to measu
16、re optical output power and gain.14 Figure A.1 Schematic diagram of FTTH system adapted high-power OA.15 IEC TR 61292-8:2019 IEC 2019 3 INTERNATIONAL ELECTROTECHNICAL COMMISSION _ OPTICAL AMPLIFIERS Part 8:High-power amplifiers FOREWORD 1)The International Electrotechnical Commission(IEC)is a worldwide organization for standardization comprising all national electrotechnical committees(IEC National Committees).The object of IEC is to promote international co-operation on all questions concerning
