1、Fibre optic communication subsystem test proceduresPart 4-4: Cable plants and links - Polarization mode dispersion measurement for installed links (IEC 61280-4-4:2017)BS EN 61280-4-4:2017BSI Standards PublicationWB11885_BSI_StandardCovs_2013_AW.indd 1 15/05/2013 15:06EUROPEAN STANDARDNORME EUROPENNE
2、EUROPISCHE NORMEN 61280-4-4August 2017ICS 33.180.01 Supersedes EN 61280-4-4:2006English VersionFibre optic communication subsystem test procedures -Part 4-4: Cable plants and links - Polarization mode dispersionmeasurement for installed links(IEC 61280-4-4:2017)Procdures dessai des sous-systmes de t
3、lcommunication fibres optiques - Partie 4-4: Installation de cbles et liens - Mesure de la dispersion de modepolarisation pour les liaisons installes(IEC 61280-4-4:2017)Prfverfahren fr Lichtwellenleiter-Kommunikationsuntersysteme - Teil 4-4: Kabelnetze und bertragungsstrecken - Messung derPolarisati
4、onsmodendispersion von installiertenbertragungsstrecken(IEC 61280-4-4:2017)This European Standard was approved by CENELEC on 2017-04-11. CENELEC members are bound to comply with the CEN/CENELECInternal Regulations which stipulate the conditions for giving this European Standard the status of a natio
5、nal standard without any alteration.Up-to-date lists and bibliographical references concerning such national standards may be obtained on application to the CEN-CENELEC Management Centre or to any CENELEC member.This European Standard exists in three official versions (English, French, German). A ve
6、rsion in any other language made by translation under the responsibility of a CENELEC member into its own language and notified to the CEN-CENELEC Management Centre has the same status as the official versions.CENELEC members are the national electrotechnical committees of Austria, Belgium, Bulgaria
7、, Croatia, Cyprus, the Czech Republic,Denmark, Estonia, Finland, Former Yugoslav Republic of Macedonia, France, Germany, Greece, Hungary, Iceland, Ireland, Italy, Latvia,Lithuania, Luxembourg, Malta, the Netherlands, Norway, Poland, Portugal, Romania, Serbia, Slovakia, Slovenia, Spain, Sweden,Switze
8、rland, Turkey and the United Kingdom.European Committee for Electrotechnical StandardizationComit Europen de Normalisation ElectrotechniqueEuropisches Komitee fr Elektrotechnische NormungCEN-CENELEC Management Centre: Avenue Marnix 17, B-1000 Brussels 2017 CENELEC All rights of exploitation in any f
9、orm and by any means reserved worldwide for CENELEC Members.Ref. No. EN 61280-4-4:2017 ENational forewordThis British Standard is the UK implementation of EN 61280-4-4:2017. It is identical to IEC 61280-4-4:2017. It supersedes BS EN 61280-4-4:2006, which is withdrawn.The UK participation in its prep
10、aration was entrusted to Technical Committee GEL/86/3, Fibre optic systems and active devices.A list of organizations represented on this committee can be obtained on request to its secretary.This publication does not purport to include all the necessary provisions of a contract. Users are responsib
11、le for its correct application. The British Standards Institution 2017 Published by BSI Standards Limited 2017ISBN 978 0 580 91109 5ICS 33.180.01Compliance with a British Standard cannot confer immunity from legal obligations.This British Standard was published under the authority of the Standards P
12、olicy and Strategy Committee on 30 September 2017.Amendments/corrigenda issued since publicationDate Text affectedBRITISH STANDARDBS EN 6128044:2017EUROPEAN STANDARD NORME EUROPENNE EUROPISCHE NORM EN 61280-4-4 August 2017 ICS 33.180.01 Supersedes EN 61280-4-4:2006 English Version Fibre optic commun
13、ication subsystem test procedures - Part 4-4: Cable plants and links - Polarization mode dispersion measurement for installed links (IEC 61280-4-4:2017) Procdures dessai des sous-systmes de tlcommunication fibres optiques - Partie 4-4: Installation de cbles et liens - Mesure de la dispersion de mode
14、 polarisation pour les liaisons installes (IEC 61280-4-4:2017) Prfverfahren fr Lichtwellenleiter-Kommunikationsuntersysteme - Teil 4-4: Kabelnetze und bertragungsstrecken - Messung der Polarisationsmodendispersion von installierten bertragungsstrecken (IEC 61280-4-4:2017) This European Standard was
15、approved by CENELEC on 2017-04-11. CENELEC members are bound to comply with the CEN/CENELEC Internal Regulations which stipulate the conditions for giving this European Standard the status of a national standard without any alteration. Up-to-date lists and bibliographical references concerning such
16、national standards may be obtained on application to the CEN-CENELEC Management Centre or to any CENELEC member. This European Standard exists in three official versions (English, French, German). A version in any other language made by translation under the responsibility of a CENELEC member into i
17、ts own language and notified to the CEN-CENELEC Management Centre has the same status as the official versions. CENELEC members are the national electrotechnical committees of Austria, Belgium, Bulgaria, Croatia, Cyprus, the Czech Republic, Denmark, Estonia, Finland, Former Yugoslav Republic of Mace
18、donia, France, Germany, Greece, Hungary, Iceland, Ireland, Italy, Latvia, Lithuania, Luxembourg, Malta, the Netherlands, Norway, Poland, Portugal, Romania, Serbia, Slovakia, Slovenia, Spain, Sweden, Switzerland, Turkey and the United Kingdom. European Committee for Electrotechnical Standardization C
19、omit Europen de Normalisation Electrotechnique Europisches Komitee fr Elektrotechnische Normung CEN-CENELEC Management Centre: Avenue Marnix 17, B-1000 Brussels 2017 CENELEC All rights of exploitation in any form and by any means reserved worldwide for CENELEC Members. Ref. No. EN 61280-4-4:2017 E B
20、S EN 6128044:2017EN 61280-4-4:2017 2 European foreword The text of document 86C/1378/CDV, future edition 2 of IEC 61280-4-4, prepared by SC 86C “Fibre optic systems and active devices” of IEC/TC 86 “Fibre optics“ was submitted to the IEC-CENELEC parallel vote and approved by CENELEC as EN 61280-4-4:
21、2017. The following dates are fixed: latest date by which the document has to beimplemented at national level bypublication of an identical nationalstandard or by endorsement(dop) 2018-02-18 latest date by which the nationalstandards conflicting with thedocument have to be withdrawn(dow) 2020-08-18
22、This document supersedes EN 61280-4-4:2006. This edition includes the following significant technical changes with respect to the previous edition: EN 61280-4-4:2017 includes the following significant technical changes with respect to EN 61280-4-4:2006: a) theory is removed and replaced with a refer
23、ence to IEC/TR 61282-9;b) a new method, wavelength scanning OTDR and SOP analysis (WSOSA), is added asAnnex G;c) a brief description of each method is added to Clause 5;d) Methods E and F are converted to informative Annexes E and F;e) a new Clause (6) on measurement configurations is added;f) a new
24、 Clause (7) on measurement considerations is added;g) Clause 10 on procedure is expanded;h) several of the apparatus diagrams are improved;i) several clarifications about what is measured and what is calculated have been made inAnnex H.Attention is drawn to the possibility that some of the elements
25、of this document may be the subject of patent rights. CENELEC shall not be held responsible for identifying any or all such patent rights. Endorsement notice The text of the International Standard IEC 61280-4-4:2017 was approved by CENELEC as a European Standard without any modification. In the offi
26、cial version, for Bibliography, the following notes have to be added for the standards indicated: IEC 60793-1-48:2003 NOTE Harmonized as EN 60793-1-48:2003 1)(not modified). IEC 60793-1-48:2007 NOTE Harmonized as EN 60793-1-48:2007 (not modified). IEC 60793-2-50 NOTE Harmonized as EN 60793-2-50. IEC
27、 61280-4-4:2006 NOTE Harmonized as EN 61280-4-4:2006 (not modified). IEC 61290-11-1 NOTE Harmonized as EN 61290-11-1. IEC 61290-11-2 NOTE Harmonized as EN 61290-11-2. IEC 61300-3-32 NOTE Harmonized as EN 61300-3-32. 1)Superseded by EN 60793-1-48:2007 (IEC 60793-1-48:2007).BS EN 6128044:2017EN 61280-
28、4-4:20172European forewordThe text of document 86C/1378/CDV, future edition 2 of IEC 61280-4-4, prepared by SC 86C “Fibreoptic systems and active devices” of IEC/TC 86 “Fibre optics“ was submitted to the IEC-CENELECparallel vote and approved by CENELEC as EN 61280-4-4:2017.The following dates are fi
29、xed: latest date by which the document has to be implemented at national level bypublication of an identical national standard or by endorsement(dop) 2018-02-18 latest date by which the nationalstandards conflicting with the document have to be withdrawn(dow) 2020-08-18This document supersedes EN 61
30、280-4-4:2006.This edition includes the following significant technical changes with respect to the previous edition:EN 61280-4-4:2017 includes the following significant technical changes with respect to EN 61280-4-4:2006:a) theory is removed and replaced with a reference to IEC/TR 61282-9;b) a new m
31、ethod, wavelength scanning OTDR and SOP analysis (WSOSA), is added asAnnex G;c) a brief description of each method is added to Clause 5;d) Methods E and F are converted to informative Annexes E and F;e) a new Clause (6) on measurement configurations is added;f) a new Clause (7) on measurement consid
32、erations is added;g) Clause 10 on procedure is expanded;h) several of the apparatus diagrams are improved;i) several clarifications about what is measured and what is calculated have been made in Annex H.Attention is drawn to the possibility that some of the elements of this document may be the subj
33、ect ofpatent rights. CENELEC shall not be held responsible for identifying any or all such patent rights.Endorsement noticeThe text of the International Standard IEC 61280-4-4:2017 was approved by CENELEC as a European Standard without any modification.In the official version, for Bibliography, the
34、following notes have to be added for the standards indicated:IEC 60793-1-48:2003 NOTE Harmonized as EN 60793-1-48:20031)(not modified).IEC 60793-1-48:2007 NOTE Harmonized as EN 60793-1-48:2007 (not modified).IEC 60793-2-50 NOTE Harmonized as EN 60793-2-50.IEC 61280-4-4:2006 NOTE Harmonized as EN 612
35、80-4-4:2006 (not modified).IEC 61290-11-1 NOTE Harmonized as EN 61290-11-1.IEC 61290-11-2 NOTE Harmonized as EN 61290-11-2.IEC 61300-3-32 NOTE Harmonized as EN 61300-3-32.1)Superseded by EN 60793-1-48:2007 (IEC 60793-1-48:2007).BS EN 6128044:2017 EN 61280-4-4:2017 3 Annex ZA (normative) Normative re
36、ferences to international publications with their corresponding European publications The following documents, in whole or in part, are normatively referenced in this document and are indispensable for its application. For dated references, only the edition cited applies. For undated references, the
37、 latest edition of the referenced document (including any amendments) applies. NOTE 1 When an International Publication has been modified by common modifications, indicated by (mod), the relevant EN/HD applies. NOTE 2 Up-to-date information on the latest versions of the European Standards listed in
38、this annex is available here: www.cenelec.eu Publication Year Title EN/HD Year IEC 60793-1-44 - Optical fibres - Part 1-44: Measurement methods and test procedures - Cut-off wavelength EN 60793-1-44 - IEC 61300-3-35 - Fibre optic interconnecting devices and passive components - Basic test and measur
39、ement procedures - Part 3-35: Examinations and measurements - Visual inspection of fibre optic connectors and fibre-stub transceivers EN 61300-3-35 - IEC/TR 61282-9 - Fibre optic communication system design guides - Part 9: Guidance on polarization mode dispersion measurements and theory - - IEC/TR
40、62627-01 - Fibre optic interconnecting devices and passive components - Part 01: Fibre optic connector cleaning methods - - This page deliberately left blank 2 IEC 61280-4-4:2017 IEC 2017 CONTENTS FOREWORD . 7 INTRODUCTION . 9 1 Scope 10 2 Normative references 10 3 Terms, definitions, symbols and ab
41、breviated terms 10 3.1 Terms and definitions 10 3.2 Symbols and abbreviated terms 11 4 Background on PMD properties . 12 5 Measurement methods 13 5.1 Methods of measuring PMD 13 5.1.1 General . 13 5.1.2 Method A: Fixed analyzer with Fourier transformation (FA-FT) 14 5.1.3 Method B: Stokes parameters
42、 evaluation (SPE) . 14 5.1.4 Method C: Interferometric 15 5.1.5 Method D: Stokes parameter evaluation using back-reflected light . 15 5.1.6 Method E: Modulated phase-shift technique . 15 5.1.7 Method F: Polarization phase shift (PPS) . 15 5.1.8 Method G: Wavelength scanning OTDR and SOP Analysis (WS
43、OSA) 16 5.2 Document structure . 16 5.3 Reference test method 16 6 Measurement configurations 16 6.1 Passive cabling link 16 6.2 Link including amplifiers 17 6.3 Link including chromatic dispersion compensating modules 17 6.3.1 General . 17 6.3.2 Grating based DCM . 17 6.4 Link including ROADMs 17 6
44、.4.1 General . 17 6.4.2 Multi-channel point to point configuration . 18 6.4.3 Single channel configuration 18 7 Measurement considerations . 18 7.1 General . 18 7.2 Wavelength range . 18 7.3 PMD measurement range 18 7.4 Measurement dynamic range 19 7.5 Fibre movement 19 7.6 Input and output SOP scra
45、mbling 19 7.6.1 General . 19 7.6.2 Polarizers/scramblers 19 7.6.3 The 9-states Mueller set 20 7.6.4 Random scrambling . 20 7.7 Polarization dependent loss 20 7.8 Amplifier considerations 20 7.8.1 General . 20 7.8.2 Optical isolators . 20 7.8.3 Wavelength range 20 2 IEC 61280-4-4:2017 IEC 2017 CONTEN
46、TS FOREWORD . 7 INTRODUCTION . 9 1 Scope 10 2 Normative references 10 3 Terms, definitions, symbols and abbreviated terms 10 3.1 Terms and definitions 10 3.2 Symbols and abbreviated terms 11 4 Background on PMD properties . 12 5 Measurement methods 13 5.1 Methods of measuring PMD 13 5.1.1 General .
47、13 5.1.2 Method A: Fixed analyzer with Fourier transformation (FA-FT) 14 5.1.3 Method B: Stokes parameters evaluation (SPE) . 14 5.1.4 Method C: Interferometric 15 5.1.5 Method D: Stokes parameter evaluation using back-reflected light . 15 5.1.6 Method E: Modulated phase-shift technique . 15 5.1.7 M
48、ethod F: Polarization phase shift (PPS) . 15 5.1.8 Method G: Wavelength scanning OTDR and SOP Analysis (WSOSA) 16 5.2 Document structure . 16 5.3 Reference test method 16 6 Measurement configurations 16 6.1 Passive cabling link 16 6.2 Link including amplifiers 17 6.3 Link including chromatic dispers
49、ion compensating modules 17 6.3.1 General . 17 6.3.2 Grating based DCM . 17 6.4 Link including ROADMs 17 6.4.1 General . 17 6.4.2 Multi-channel point to point configuration . 18 6.4.3 Single channel configuration 18 7 Measurement considerations . 18 7.1 General . 18 7.2 Wavelength range . 18 7.3 PMD measurement range 18 7.4 Measurement dynamic range 19 7.5 Fibre movement 19 7.6 Input and output SOP scrambling 19 7.6.1 General . 19 7.6.2 Polarizers/scramblers 19 7.6.3 The 9-states Mueller set 20 7.6.4 Random scrambling . 20 7
