1、BSI Standards PublicationCable networks for television signals, sound signals and interactive servicesPart 14: Optical transmission systems using RFoG technologyBS EN 60728-14:2014National forewordThis British Standard is the UK implementation of EN 60728-14:2014. It isidentical to IEC 60728-14:2014
2、.The UK participation in its preparation was entrusted to Technical Com-mittee EPL/100, Audio, video and multimedia systems and equipment.A list of organizations represented on this committee can be obtained onrequest to its secretary.This publication does not purport to include all the necessary pr
3、ovisions ofa contract. Users are responsible for its correct application. The British Standards Institution 2014.Published by BSI Standards Limited 2014ISBN 978 0 580 79871 9ICS 33.060.40; 33.160.01; 33.180.01Compliance with a British Standard cannot confer immunity fromlegal obligations.This Britis
4、h Standard was published under the authority of theStandards Policy and Strategy Committee on 30 June 2014.Amendments/corrigenda issued since publicationDate Text affectedBRITISH STANDARDBS EN 60728-14:2014EUROPEAN STANDARD NORME EUROPENNE EUROPISCHE NORM EN 60728-14 May 2014 ICS 33.060.40; 33.160;
5、33.180 English Version Cable networks for television signals, sound signals and interactive services - Part 14: Optical transmission systems using RFoG technology (IEC 60728-14:2014) Rseaux de distribution par cbles pour signaux de tlvision, signaux de radiodiffusion sonore et services interactifs -
6、 Partie 14: Systmes de transmission optique appliquant la technologie RFoG (CEI 60728-14:2014) Kabelnetze fr Fernsehsignale, Tonsignale und interaktive Dienste - Teil 14: Optische bertragungssysteme mit RFoG-Technik (IEC 60728-14:2014) This European Standard was approved by CENELEC on 2014-04-11. CE
7、NELEC 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 national standards may be obtained on
8、 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 its own language and notified to the C
9、EN-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 Macedonia, France, Germany, Greece, Hunga
10、ry, Iceland, Ireland, Italy, Latvia, Lithuania, Luxembourg, Malta, the Netherlands, Norway, Poland, Portugal, Romania, Slovakia, Slovenia, Spain, Sweden, Switzerland, Turkey and the United Kingdom. European Committee for Electrotechnical Standardization Comit Europen de Normalisation Electrotechniqu
11、e Europisches Komitee fr Elektrotechnische Normung CEN-CENELEC Management Centre: Avenue Marnix 17, B-1000 Brussels 2014 CENELEC All rights of exploitation in any form and by any means reserved worldwide for CENELEC Members. Ref. No. EN 60728-14:2014 E BS EN 60728-14:2014EN 60728-14:2014 - 2 - Forew
12、ord The text of document 100/2248/FDIS, future edition 1 of IEC 60728-14, prepared by Technical Area 5 “Cable networks for television signals, 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
13、approved by CENELEC as EN 60728-14:2014. The following dates are fixed: latest date by which the document has to be implemented at national level by publication of an identical national standard or by endorsement (dop) 2015-01-11 latest date by which the national standards conflicting with the docum
14、ent have to be withdrawn (dow) 2017-04-11 Attention is drawn to the possibility that some of the elements of this document may be the subject of patent rights. CENELEC and/or CEN shall not be held responsible for identifying any or all such patent rights. Endorsement notice The text of the Internati
15、onal Standard IEC 60728-14:2014 was approved by CENELEC as a European Standard without any modification. 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 (not modified). IEC 60169-24 NOTE
16、Harmonized as EN 60169-24. IEC 60728-5 NOTE Harmonized as EN 60728-5. IEC 60793-2-50 NOTE Harmonized as EN 60793-2-50. IEC 60825-2 NOTE Harmonized as EN 60825-2. IEC 61281-1:1999 NOTE Harmonized as EN 61281-1:1999 (not modified). IEC 61280-2-2 NOTE Harmonized as EN 61280-2-2. IEC 61280-4-2 NOTE Harm
17、onized as EN 61280-4-2. IEC 61290-1-1 NOTE Harmonized as EN 61290-1-1. IEC 61290-1-2 NOTE Harmonized as EN 61290-1-2. IEC 61290-6-1 NOTE Harmonized as EN 61290-6-1. IEC 61291-4 NOTE Harmonized as EN 61291-4. IEC 80416 Series NOTE Harmonized as EN 80416 Series (not modified). .BS EN 60728-14:2014- 3
18、- EN 60728-14:2014 Annex ZA (normative) Normative references 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 th
19、e edition cited applies. For undated references, the 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
20、latest versions of the European Standards listed in this annex is available here: www.cenelec.eu Publication Year Title EN/HD Year IEC 60068-1 1988 Environmental testing - Part 1: General and guidance EN 60068-1 1994 1)IEC 60068-2-1 - Environmental testing - Part 2-1: Tests - Test A: Cold EN 60068-2
21、-1 - IEC 60068-2-2 - Environmental testing - Part 2-2: Tests - Test B: Dry heat EN 60068-2-2 - IEC 60068-2-6 2007 Environmental testing - Part 2-6: Tests - Test Fc: Vibration (sinusoidal) EN 60068-2-6 2008 IEC 60068-2-14 - Environmental testing - Part 2-14: Tests - Test N: Change of temperature EN 6
22、0068-2-14 - IEC 60068-2-27 - Environmental testing - Part 2-27: Tests - Test Ea and guidance: Shock EN 60068-2-27 - IEC 60068-2-30 - Environmental testing - Part 2-30: Tests - Test Db: Damp heat, cyclic (12 h + 12 h cycle) EN 60068-2-30 - IEC 60068-2-31 - Environmental testing - Part 2-31: Tests - T
23、est Ec: Rough handling shocks, primarily for equipment-type specimens EN 60068-2-31 - IEC 60068-2-40 - Basic environmental testing procedures - Part 2: Tests - Test Z/AM: Combined cold/low air pressure tests EN 60068-2-40 - IEC 60529 - Degrees of protection provided by enclosures (IP Code) EN 60529
24、- IEC 60728-1 - Cable networks for television signals, sound signals and interactive services - Part 1: System performance of forward paths EN 60728-1 - 1)Superseded by EN 60068-1:2014 (IEC 60068-1:2013). BS EN 60728-14:2014EN 60728-14:2014 - 4 - Publication Year Title EN/HD Year IEC 60728-2 - Cable
25、 networks for television signals, sound signals and interactive services - Part 2: Electromagnetic compatibility for equipment EN 50083-2 - IEC 60728-3 - Cable networks for television signals, sound signals and interactive services - Part 3: Active wideband equipment for cable networks EN 60728-3 -
26、IEC 60728-6 2011 Cable networks for television signals, sound signals and interactive services - Part 6: Optical equipment EN 60728-6 2011 IEC 60728-10 2014 Cable networks for television signals, sound signals and interactive services - Part 10: System performance of return paths EN 60728-10 2014 IE
27、C 60728-11 - Cable networks for television signals, sound signals and interactive services - Part 11: Safety EN 60728-11 - IEC 60728-13 2010 Cable networks for television signals, sound signals and interactive services - Part 13: Optical systems for broadcast signal transmissions EN 60728-13 2010 IE
28、C 60728-13-1 2012 Cable networks for television signals, sound signals and interactive services - Part 13-1: Bandwidth expansion for broadcast signal over FTTH system EN 60728-13-1 2012 IEC 60793-2-50 2012 Optical fibres - Part 2-50: Product specifications - Sectional specification for class B singl
29、e-mode fibres EN 60793-2-50 2013 IEC 60794-3-11 2010 Optical fibre cables - Part 3-11: Outdoor cables - Product specification for duct, directly buried and lashed aerial single-mode optical fibre telecommunication cables EN 60794-3-11 2010 IEC 60825-1 - Safety of laser products - Part 1: Equipment c
30、lassification and requirements EN 60825-1 - IEC 61169-2 - Radio-frequency connectors - Part 2: Sectional specification - Radio frequency coaxial connectors of type 9,52 EN 61169-2 - IEC 61169-24 - Radio-frequency connectors - Part 24: Sectional specification - Radio frequency coaxial connectors with
31、 screw coupling, typically for use in 75 ohm cable networks (type F) EN 61169-24 - BS EN 60728-14:2014- 5 - EN 60728-14:2014 Publication Year Title EN/HD Year IEC 61280-1-1 - Fibre optic communication subsystem basic test procedures - Part 1-1: Test procedures for general communication subsystems -
32、Transmitter output optical power measurement for single-mode optical fibre cable EN 61280-1-1 - IEC 61280-1-3 - Fibre optic communication subsystem test procedures - Part 1-3: General communication subsystems - Central wavelength and spectral width measurement EN 61280-1-3 - IEC 61754-4 - Fibre opti
33、c interconnecting devices and passive components - Fibre optic connector interfaces - Part 4: Type SC connector family EN 61754-4 - IEC/TR 61931 1998 Fibre optic - Terminology - - IEEE 802.3 2008 IEEE Standard for Information technology - Telecommunications and information exchange between systems -
34、 Local and metropolitan area networks - Specific requirements - Part-3: Carrier Sense Multiple Access with Collision Detection (CSMA/CD) Access Method and Physical Layer Specifications - - IEEE 802.3av 2009 IEEE Standard for Information technology - Local and metropolitan area networks - Specific re
35、quirements - Part 3: CSMA/CD Access Method and Physical Layer Specifications - Amendment 1: Physical Layer Specifications and Management Parameters for 10 Gb/s Passive Optical Networks - - BS EN 60728-14:2014 2 IEC 60728-14:2014 IEC 2014 CONTENTS INTRODUCTION . 7 1 Scope 8 2 Normative references . 8
36、 3 Terms, definitions, symbols and abbreviations 10 3.1 Terms and definitions . 10 3.2 Symbols . 16 3.3 Abbreviations . 16 4 System reference model 17 5 RFoG ONU reference architecture . 18 6 Method of measurements . 19 6.1 Optical power . 19 6.2 Centroidal wavelength and spectral width under modula
37、tion 19 6.3 Optical wavelength . 20 6.4 Linewidth and chirping of transmitters with single mode lasers 20 6.5 Optical modulation index 20 6.6 Reference output level of an optical receiver. 20 6.7 Noise parameters of optical transmitters and optical receivers 20 6.8 Relative intensity noise (RIN), op
38、tical modulation index and equivalent input noise current (EINC) 20 6.9 Carrier level and carrier-to-noise ratio 20 6.10 Noise power ratio (NPR) . 20 6.11 Carrier-to-noise ratio defined by optical signal 21 6.12 Carrier-to-crosstalk ratio (CCR) 21 7 System performance requirements . 21 7.1 Digital d
39、ata system . 21 7.1.1 ODN . 21 7.1.2 Performance allocation . 21 7.2 Forward path and return path frequency split 22 8 RFoG equipment specifications 22 8.1 General specifications 22 8.1.1 Safety . 22 8.1.2 Electromagnetic compatibility (EMC) . 22 8.1.3 Environmental conditions 22 8.1.4 Marking 23 8.
40、2 R-ONU . 23 8.2.1 Indicators 23 8.2.2 R-ONU forward path receiver specifications 23 8.2.3 Return path performance of R-ONU 25 8.2.4 Remote control functions 29 8.3 Headend specifications 34 8.3.1 Headend forward path specifications . 34 8.3.2 Headend return path specifications: R-RRX . 34 BS EN 607
41、28-14:2014IEC 60728-14:2014 IEC 2014 3 Annex A (informative) Implementation notes . 36 Annex B (informative) System loss specification . 38 B.1 General 38 B.2 Forward path considerations . 38 B.3 Return path considerations . 39 Annex C (informative) Optical beat interference 42 C.1 General 42 C.2 Op
42、erating conditions of ODN 42 C.3 Operating conditions of optical receiver at the headend system. 42 C.4 Operating conditions of CMTS 43 C.5 Environmental conditions 43 C.6 Relation between optical transmission loss and OMI . 43 C.7 Design margin of ODN . 44 C.8 Example of system design 45 C.9 Method
43、 of measurement of OBI 46 C.9.1 Purpose 46 C.9.2 Measurement setup 46 C.9.3 Example of measurement conditions . 46 C.9.4 Procedure . 47 C.9.5 Presentation of results 47 C.10 Method of measurement of OBI (measurement with CW signals) 47 C.10.1 Purpose 47 C.10.2 Measurement setup 47 C.10.3 Procedure .
44、 48 Annex D (normative) Optional remote control manager . 49 Annex E (informative) Outdoor housings for R-ONU protection . 50 Annex F (informative) Effect of off-state optical power on C/N ratio of transmission signal. 51 Bibliography 53 Figure 1 Optical system reference model for RFoG . 18 Figure 2
45、 Principle schematics of R-ONU . 19 Figure 3 Measurement of optical wavelength using WDM coupler . 20 Figure 4 R-ONU turn-on and turn-off diagram . 29 Figure 5 Example of the remote control system configuration 30 Figure 6 Data format 31 Figure 7 Structure of data packet 31 Figure 8 Control transfer
46、 process . 32 Figure 9 Timing of data transmission 32 Figure A.1 Placement of attenuators when system loss is too low . 37 Figure B.1 Performance allocation of the return path transmission system 39 Figure B.2 Section C/N specification for SDU and MDU in-house wiring. 41 Figure C.1 Optical transmiss
47、ion loss and OMI . 44 Figure C.2 ODN design margin . 44 Figure C.3 Setup used for the measurement of OBI 46 BS EN 60728-14:2014 4 IEC 60728-14:2014 IEC 2014 Figure C.4 Setup used for the measurement of OBI (CW method). 48 Table 1 ODN Specifications 21 Table 2 RF frequencies 22 Table 3 Classification
48、 of R-ONU optical receivers . 24 Table 4 Data publication requirements for R-ONU optical receivers. 24 Table 5 Recommendations for R-ONU optical receivers 24 Table 6 Performance requirements for R-ONU optical receivers 25 Table 7 Classes of optical return path transmitters . 25 Table 8 Data publicat
49、ion requirements for optical return path transmitters . 26 Table 9 Performance requirements for optical parameters and interfaces 26 Table 10 Electrical properties requirements for R-ONU optical return path transmitters . 27 Table 11 R-ONU turn-on and turn-off specifications 27 Table 12 Remote control items . 30 Table 13 Fundamental specification of data communication 31 Table 14 Content of data packets . 31 Table 15 R-ONU address . 32 Table 16 Rec
