1、BSI Standards PublicationWB11885_BSI_StandardCovs_2013_AW.indd 1 15/05/2013 15:06Cable networks for television signals, sound signals and interactive servicesPart 13-1: Bandwidth expansion for broadcast signal over FTTH system (IEC 60728-13-1:2017 + COR1:2017)BS EN 60728-13-1:2017EUROPEAN STANDARD N
2、ORME EUROPENNE EUROPISCHE NORM EN 60728-13-1 November 2017 ICS 33.160.01; 33.180.01 Supersedes EN 60728-13-1:2012 English Version Cable networks for television signals, sound signals and interactive services - Part 13-1: Bandwidth expansion for broadcast signal over FTTH system (IEC 60728-13-1:2017
3、+ COR1:2017) Rseaux de distribution par cbles pour signaux de tlvision, signaux de radiodiffusion sonore et services interactifs - Partie 13-1: Extension de largeur de bande pour signaux radiodiffuss sur rseau FttH (IEC 60728-13-1:2017 + COR1:2017) Kabelnetze fr Fernsehsignale, Tonsignale und intera
4、ktive Dienste - Teil 13-1: Bandbreitenerweiterung fr Rundfunksignale in FTTH-Systemen (IEC 60728-13-1:2017 + COR1:2017) This European Standard was approved by CENELEC on 2017-08-31. CENELEC members are bound to comply with the CEN/CENELEC Internal Regulations which stipulate the conditions for givin
5、g this European Standard the status of a national 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 o
6、fficial versions (English, French, German). A version 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 electrot
7、echnical committees of Austria, Belgium, Bulgaria, 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, Romani
8、a, Serbia, Slovakia, Slovenia, Spain, Sweden, Switzerland, Turkey and the United Kingdom. European Committee for Electrotechnical Standardization Comit Europen de Normalisation Electrotechnique Europisches Komitee fr Elektrotechnische Normung CEN-CENELEC Management Centre: Avenue Marnix 17, B-1000 B
9、russels 2017 CENELEC All rights of exploitation in any form and by any means reserved worldwide for CENELEC Members. Ref. No. EN 60728-13-1:2017 E National forewordThis British Standard is the UK implementation of EN 60728131:2017. It is identical to IEC 60728131:2017. It supersedes BS EN 60728131:2
10、012, which is withdrawn.The UK participation in its preparation was entrusted to Technical Committee EPL/100, Audio, video and multimedia systems and equipment.A list of organizations represented on this committee can be obtained on request to its secretary.This publication does not purport to inclu
11、de all the necessary provisions of a contract. Users are responsible for its correct application. The British Standards Institution 2017 Published by BSI Standards Limited 2017ISBN 978 0 580 94433 8ICS 33.060.40; 33.180.01; 33.160.01Compliance with a British Standard cannot confer immunity from lega
12、l obligations.This British Standard was published under the authority of the Standards Policy and Strategy Committee on 30 November 2017.Amendments/corrigenda issued since publicationDate Text affectedBRITISH STANDARDBS EN 60728131:2017EUROPEAN STANDARD NORME EUROPENNE EUROPISCHE NORM EN 60728-13-1
13、November 2017 ICS 33.160.01; 33.180.01 Supersedes EN 60728-13-1:2012 English Version Cable networks for television signals, sound signals and interactive services - Part 13-1: Bandwidth expansion for broadcast signal over FTTH system (IEC 60728-13-1:2017 + COR1:2017) Rseaux de distribution par cbles
14、 pour signaux de tlvision, signaux de radiodiffusion sonore et services interactifs - Partie 13-1: Extension de largeur de bande pour signaux radiodiffuss sur rseau FttH (IEC 60728-13-1:2017 + COR1:2017) Kabelnetze fr Fernsehsignale, Tonsignale und interaktive Dienste - Teil 13-1: Bandbreitenerweite
15、rung fr Rundfunksignale in FTTH-Systemen (IEC 60728-13-1:2017 + COR1:2017) This European Standard was approved by CENELEC on 2017-08-31. 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 nati
16、onal 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
17、 version 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, Bulg
18、aria, 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,
19、 Switzerland, Turkey and the United Kingdom. European Committee for Electrotechnical Standardization Comit Europen de Normalisation Electrotechnique Europisches Komitee fr Elektrotechnische Normung CEN-CENELEC Management Centre: Avenue Marnix 17, B-1000 Brussels 2017 CENELEC All rights of exploitati
20、on in any form and by any means reserved worldwide for CENELEC Members. Ref. No. EN 60728-13-1:2017 E BS EN 60728131:2017EN 60728-13-1:2017 2 European foreword The text of document 100/2927/FDIS, future edition 2 of IEC 60728-13-1 prepared by Technical Area 5 “Cable networks for television signals,
21、sound signals and interactive services” of IEC/TC 100 “Audio, video and multimedia systems and equipment” was submitted to the IEC-CENELEC parallel vote and approved by CENELEC as EN 60728-13-1:2017. The following dates are fixed: latest date by which the document has to be implemented at national l
22、evel by publication of an identical national standard or by endorsement (dop) 2018-05-31 latest date by which the national standards conflicting with the document have to be withdrawn (dow) 2020-08-31 This document supersedes EN 60728-13-1:2012. Attention is drawn to the possibility that some of the
23、 elements 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 60728-13-1:2017+ COR1:2017 was approved by CENELEC as a European Standard without any mod
24、ification. In the official version, for Bibliography, the following notes have to be added for the standards indicated: IEC 60068 Series NOTE Harmonized as EN 60068 Series. IEC 60529:1989 NOTE Harmonized as EN 60529:1991. IEC 60728-1-1 NOTE Harmonized as EN 60728-1-1. IEC 60728-1-2:2014 NOTE Harmoni
25、zed as EN 60728-1-2:2014. IEC 60728-3 NOTE Harmonized as EN 60728-3. IEC 60728-5 NOTE Harmonized as EN 60728-5. IEC 60728-101:2016 NOTE Harmonized as EN 60728-101:2017. IEC 60825-1 NOTE Harmonized as EN 60825-1. IEC 60825-2 NOTE Harmonized as EN 60825-2. IEC 60825-12 NOTE Harmonized as EN 60825-12.
26、IEC 60875-1 NOTE Harmonized as EN 60875-1. IEC 61280-1-1 NOTE Harmonized as EN 61280-1-1. IEC 61280-2-2 NOTE Harmonized as EN 61280-2-2. IEC 61280-2-9 NOTE Harmonized as EN 61280-2-9. IEC 61281-1 NOTE Harmonized as EN 61281-1. IEC 61290-1-2 NOTE Harmonized as EN 61290-1-2. IEC 61290-1-3 NOTE Harmoni
27、zed as EN 61290-1-3. IEC 61291-1:2012 NOTE Harmonized as EN 61291-1:2012. IEC 61300-3-2 NOTE Harmonized as EN 61300-3-2. IEC 61754-13 NOTE Harmonized as EN 61754-13. IEC 61755-1 NOTE Harmonized as EN 61755-1. BS EN 60728131:2017EN 60728-13-1:2017 3 Annex ZA (normative) Normative references to intern
28、ational 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 latest edition of
29、 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 this annex is avai
30、lable here: www.cenelec.eu Publication Year Title EN/HD Year IEC 60068-1 2013 Environmental testing - Part 1: General and guidance EN 60068-1 2014 IEC 60728-1 2014 Cable networks for television signals, sound signals and interactive services - Part 1: System performance of forward paths EN 60728-1 2
31、014 IEC 60728-6 2011 Cable networks for television signals, sound signals and interactive services - Part 6: Optical equipment EN 60728-6 2011 IEC 60728-13 2010 Cable networks for television signals, sound signals and interactive services - Part 13: Optical systems for broadcast signal transmissions
32、 EN 60728-13 2010 IEC 60728-113 -1)Cable networks for television signals, sound signals and interactive services - Part 113: Optical systems for broadcast signal transmissions loaded with digital channels only EN 60728-113 - 1)IEC 61280-1-3 2010 Fibre optic communication subsystem test procedures -
33、Part 1-3: General communication subsystems - Central wavelength and spectral width measurement EN 61280-1-3 2010 ITU-T Recommendation G.694.1 - Spectral grids for WDM applications: DWDM frequency grid - - ITU-T Recommendation G.694.2 - Spectral grids for WDM applications: CWDM wavelength grid - - 1)
34、At draft stage. BS EN 60728131:2017This page deliberately left blank 2 IEC 60728-13-1:2017 IEC 2017 CONTENTS FOREWORD . 5 INTRODUCTION . 7 1 Scope 8 2 Normative references 8 3 Terms, definitions, symbols and abbreviated terms 8 3.1 Terms and definitions 8 3.2 Symbols 15 3.3 Abbreviated terms . 16 4
35、Overview . 18 5 Optical system reference model . 18 6 Preparation of measurement 20 6.1 Environmental conditions 20 6.1.1 Standard measurement conditions . 20 6.1.2 Standard operating condition . 20 6.1.3 Standard signal and measuring equipment 20 6.2 Accuracy of measuring equipment 21 6.3 Source po
36、wer 21 7 Methods of measurement 21 7.1 Measuring points 21 7.2 Measuring parameters 22 7.3 Optical power 23 7.4 Optical wavelength . 23 7.5 Signal level and signal-to-noise ratio. 23 7.5.1 General . 23 7.5.2 Measurement setup . 23 7.5.3 Measurement conditions 24 7.5.4 Measurement method for xPSK sig
37、nals 24 7.5.5 Presentation of the results . 24 7.6 RIN and signal-to-noise ratio . 24 7.6.1 General . 24 7.6.2 Measuring points and measurement setup . 25 7.6.3 Measurement conditions 25 7.6.4 System RIN measurement method . 26 7.6.5 S/N calculation based on RIN value 27 7.6.6 Calculation of compone
38、nt RIN 28 7.7 Optical modulation index . 29 7.8 Signal-to-crosstalk ratio (SCR) . 29 8 Specification of optical system for broadcast signal transmission 29 8.1 Digital broadcast system over optical network . 29 8.2 International TV systems. 29 8.3 Relationship between RIN and S/N 30 8.4 Optical wave
39、length . 32 8.5 Frequency of source signal . 33 8.6 Optical system specification for satellite signal transmission . 33 8.7 S/N ratio specification for in-house and in-building wirings 34 8.8 Crosstalk due to optical fibre non-linearity 35 2 IEC 60728-13-1:2017 IEC 2017 CONTENTS FOREWORD . 5 INTRODU
40、CTION . 7 1 Scope 8 2 Normative references 8 3 Terms, definitions, symbols and abbreviated terms 8 3.1 Terms and definitions 8 3.2 Symbols 15 3.3 Abbreviated terms . 16 4 Overview . 18 5 Optical system reference model . 18 6 Preparation of measurement 20 6.1 Environmental conditions 20 6.1.1 Standar
41、d measurement conditions . 20 6.1.2 Standard operating condition . 20 6.1.3 Standard signal and measuring equipment 20 6.2 Accuracy of measuring equipment 21 6.3 Source power 21 7 Methods of measurement 21 7.1 Measuring points 21 7.2 Measuring parameters 22 7.3 Optical power 23 7.4 Optical wavelengt
42、h . 23 7.5 Signal level and signal-to-noise ratio. 23 7.5.1 General . 23 7.5.2 Measurement setup . 23 7.5.3 Measurement conditions 24 7.5.4 Measurement method for xPSK signals 24 7.5.5 Presentation of the results . 24 7.6 RIN and signal-to-noise ratio . 24 7.6.1 General . 24 7.6.2 Measuring points a
43、nd measurement setup . 25 7.6.3 Measurement conditions 25 7.6.4 System RIN measurement method . 26 7.6.5 S/N calculation based on RIN value 27 7.6.6 Calculation of component RIN 28 7.7 Optical modulation index . 29 7.8 Signal-to-crosstalk ratio (SCR) . 29 8 Specification of optical system for broadc
44、ast signal transmission 29 8.1 Digital broadcast system over optical network . 29 8.2 International TV systems. 29 8.3 Relationship between RIN and S/N 30 8.4 Optical wavelength . 32 8.5 Frequency of source signal . 33 8.6 Optical system specification for satellite signal transmission . 33 8.7 S/N r
45、atio specification for in-house and in-building wirings 34 8.8 Crosstalk due to optical fibre non-linearity 35 BS EN 60728131:2017IEC 60728-13-1:2017 IEC 2017 3 8.9 Single frequency interference level due to fibre non-linearity 35 8.10 Environment condition 35 Annex A (informative) Actual service sy
46、stems and design considerations . 36 A.1 General . 36 A.2 Metropolitan type CATV 36 A.3 Municipal type CATV. 37 A.4 Poor signal reception type CATV 38 A.5 System reference model . 38 A.5.1 System parameters 38 A.5.2 Operating environment 39 A.6 Guidelines for actual operation . 47 A.6.1 Optical tran
47、smitter . 47 A.6.2 Optical amplifier 47 Annex B (informative) Wavelength division multiplexing 48 B.1 Optical wavelength grid (optical frequency grid) 48 B.2 Nominal central frequencies and wavelengths . 48 B.3 Notes regarding wavelength division multiplexing . 50 B.3.1 Crosstalk between two wavelen
48、gths 50 B.3.2 Receiving two wavelengths by single V-ONU . 52 Annex C (informative) Minimum wavelength separation 54 C.1 Optical beat interference . 54 C.2 Range of wavelength variation 55 C.3 WDM system using optical filters and couplers 56 Annex D (informative) Relation between S/N degradation and
49、rain attenuation 59 Bibliography 61 Figure 1 FTTH Cable TV system using one-wavelength . 19 Figure 2 FTTH Cable TV system using two wavelengths 19 Figure 3 Performance specified points of the optical system 19 Figure 4 Measuring points in a typical video distribution system 22 Figure 5 Measurement of optical wavelength . 23 Figure 6 Measurement of signal level and signal-to-noise ratio 24 Figure 7 Measuring points in a typical FTTH system 25 Figure 8 RIN measurement setup . 25 Figure 9 Perform
