BS EN 62455-2011 Internet protocol (IP) and transport stream (TS) based service access《互联网协议(IP)和基于服务访问的传输流(TS)》.pdf

1、raising standards worldwideNO COPYING WITHOUT BSI PERMISSION EXCEPT AS PERMITTED BY COPYRIGHT LAWBSI Standards PublicationInternet protocol (IP) and transport stream (TS) based service accessBS EN 62455:2011National forewordThis British Standard is the UK implementation of EN 62455:2011. It is ident

2、ical to IEC 62455:2010.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 includ

3、e all the necessary provisions of a contract. Users are responsible for its correct application. BSI 2011ISBN 978 0 580 68109 7 ICS 33.170; 35.100; 35.240.99Compliance with a British Standard cannot confer immunity from legal obligations.This British Standard was published under the authority of the

4、 Standards Policy and Strategy Committee on 30 June 2011.Amendments issued since publicationAmd. No. Date Text affectedBRITISH STANDARDBS EN 62455:2011EUROPEAN STANDARD EN 62455 NORME EUROPENNE EUROPISCHE NORM February 2011 CENELEC European Committee for Electrotechnical Standardization Comit Europe

5、n de Normalisation Electrotechnique Europisches Komitee fr Elektrotechnische Normung Management Centre: Avenue Marnix 17, B - 1000 Brussels 2011 CENELEC - All rights of exploitation in any form and by any means reserved worldwide for CENELEC members. Ref. No. EN 62455:2011 E ICS 33.170; 35.100; 35.2

6、40.99 English version Internet protocol (IP) and transport stream (TS) based service access (IEC 62455:2010) Accs aux services employant le protocole internet (IP) et le flux de transport (TS) (CEI 62455:2010) Dienstzugang auf Basis von Internet-Protokoll (IP) und Transportstrom (TS) (IEC 62455:2010

7、) This European Standard was approved by CENELEC on 2011-01-19. 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 bibliographica

8、l references concerning such national standards may be obtained on application to the Central Secretariat 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 CE

9、NELEC member into its own language and notified to the Central Secretariat 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, France, Germany, Greece

10、, Hungary, Iceland, Ireland, Italy, Latvia, Lithuania, Luxembourg, Malta, the Netherlands, Norway, Poland, Portugal, Romania, Slovakia, Slovenia, Spain, Sweden, Switzerland and the United Kingdom. BS EN 62455:2011EN 62455:2011 - 2 - Foreword The text of document 100/1551/CDV, future edition 2 of IEC

11、 62455, prepared by IEC TC 100, Audio, video and multimedia systems and equipment, was submitted to the IEC-CENELEC parallel vote and was approved by CENELEC as EN 62455 on 2011-01-19. Attention is drawn to the possibility that some of the elements of this document may be the subject of patent right

12、s. CEN and CENELEC shall not be held responsible for identifying any or all such patent rights. The following dates were fixed: latest date by which the EN has to be implemented at national level by publication of an identical national standard or by endorsement (dop) 2011-10-19 latest date by which

13、 the national standards conflicting with the EN have to be withdrawn (dow) 2014-01-19 Annex ZA has been added by CENELEC. _ Endorsement notice The text of the International Standard IEC 62455:2010 was approved by CENELEC as a European Standard without any modification. _ BS EN 62455:2011- 3 - EN 624

14、55:2011 Annex ZA (normative) Normative references to international publications with their corresponding European publications The following referenced documents are indispensable for the application of this document. For dated references, only the edition cited applies. For undated references, the

15、latest edition of the referenced document (including any amendments) applies. NOTE When an international publication has been modified by common modifications, indicated by (mod), the relevant EN/HD applies. Publication Year Title EN/HD Year ISO 639-1 2002 Codes for the representation of names of la

16、nguages - Part 1: Alpha-2 code - - ISO 639-2 1998 Codes for the representation of names of languages - Part 2: Alpha-3 code - - ISO 3166 Series Codes for the representation of names of countries and their subdivisions - - ISO 4217 - Codes for the representation of currencies and funds - - ISO 8601 2

17、004 Data elements and interchange formats - Information interchange - Representation of dates and times - - ISO/IEC 8859-1 1998 Information technology - 8-bit single-byte coded graphic character sets - Part 1: Latin alphabet No.1 - - ISO/IEC 13818-1 2007 Information technology - Generic coding of mo

18、ving pictures and associated audio information: Systems - - ISO/IEC 14496-12 2008 Information technology - Coding of audio-visual objects - Part 12: ISO base media file format - - ISO/IEC 15938-5 2003 Information technology - Multimedia content description interface - Part 5: Multimedia description

19、schemes - - ETSI EN 301 192 - Digital Video Broadcasting (DVB) - DVB specification for data broadcasting, V1.2.1 - - ETSI EN 302 304 - Digital Video Broadcasting (DVB); Transmission System for Handheld Terminals (DVB-H) - - ETSI EN 300 468 - Digital Video Broadcasting (DVB): Specification for Servic

20、e Information (SI) in DVB systems - - ETSI TS 102 034 - Digital Video Broadcasting (DVB);Transport of MPEG-2 TS Based DVB Services over IP Based Networks - - ETSI TS 102 539 - Digital Video Broadcasting (DVB);Carriage of Broadband Content Guide (BCG) information over Internet Protocol (IP) - - BS EN

21、 62455:2011EN 62455:2011 - 4 - Publication Year Title EN/HD Year ETSI ETR 162 - Digital Video Broadcasting (DVB);Allocation of Service Information (SI) codes for DVB systems - - ETSI ETR 289 - Digital Video Broadcasting (DVB);Support for use of scrambling and Conditional Access (CA) within digital b

22、roadcasting systems - - ETSI TS 102 471 - Digital Video Broadcasting (DVB);IP Datacast over DVB-H: Electronic Service Guide (ESG) - - ETSI TS 102 472 - Digital Video Broadcasting (DVB);IP Datacast over DVB-H: Content Delivery Protocols - - TSI TS 102 822-3-1 - Broadcast and On-line Services: Search,

23、 select, and rightful use of content on personal storage systems (“TV-Anytime“) - Part 3: Metadata - Sub-part 1: Phase 1 - Metadata schemas - - ETSI TS 103 197 - Digital Video Broadcasting (DVB);Head-end implementation of DVB SimulCrypt - - BS EN 62455:2011 2 62455 IEC:2010(E) CONTENTS 1 Scope 1 6 2

24、 Normative references 1 6 3 Terms, definitions and abbreviations. 1 8 3.1 Terms and definitions . 1 8 3.2 Symbols 2 3 3.3 Abbreviations. 2 4 3.4 Identifiers assigned by external entities . 2 8 4 General . 2 8 4.1 Overview . 2 8 4.2 General description of the system and elements . 2 9 4.2.1 General 2

25、 9 4.2.2 Selected technologies 3 0 4.2.3 Overview of four-layer model for service protection . 3 1 4.3 End-to-end system 3 3 4.4 Supported systems and device types . 3 3 4.5 Service protection versus content protection . 3 5 5 General specifications . 3 6 5.1 End-to-end architecture . 3 6 5.2 Specia

26、l cases 3 8 5.2.1 Free-to-air services . 3 8 5.2.2 Free-to-view services 3 8 5.3 Service guide and purchase 3 8 5.4 Four-layer model Key hierarchy . 3 9 5.4.1 General 3 9 5.4.2 Keys on the traffic layer 4 0 5.4.3 Keys on the key stream layer . 4 0 5.4.4 Keys on the rights management layer (interacti

27、ve mode) . 4 3 5.4.5 Keys on the rights management layer (broadcast mode) 4 3 5.4.6 Keys on the registration layer (interactive mode) 4 3 5.4.7 Keys on the registration layer (broadcast mode) 4 3 5.4.8 Authentication overview 4 6 5.5 Deployment for broadcast mode of operation . 4 7 5.5.1 Concept of

28、Domains Interactive and broadcast domains 4 7 5.5.2 Addressing (group/subset/device/domain) 4 8 5.5.3 Zero message broadcast encryption scheme . 5 1 6 Traffic layer. 5 3 6.1 General . 5 3 6.2 IPsec . 5 3 6.2.1 General 5 3 6.2.2 Selectors . 5 4 6.2.3 Encapsulation protocol and mode 5 4 6.2.4 Encrypti

29、on algorithm 5 5 6.2.5 Authentication algorithm . 5 5 6.2.6 Security association management . 5 5 6.3 ISMACryp . 5 5 BS EN 62455:201162455 IEC:2010(E) 3 6.3.1 Streamed content . 5 5 6.3.2 Downloadable audio/visual content (stored in MP4 files) . 5 6 6.3.3 Use of ISMACryp with the rights management a

30、nd key stream layers . 57 6.4 SRTP . 5 7 6.4.1 General 5 7 6.4.2 Key management . 5 9 6.4.3 Encryption algorithm 6 0 6.4.4 Authentication algorithm . 6 0 6.5 MPEG2 TS crypt . 6 0 6.5.1 General 6 0 6.5.2 Transport stream level scrambling 6 2 6.5.3 PES level scrambling . 6 2 6.5.4 Descrambling MPEG2 c

31、ontent 6 3 6.5.5 Supported ciphers 6 4 6.5.6 Key management . 6 4 7 Key stream layer . 6 5 7.1 General . 6 5 7.2 Format of the key stream message (KSM) 6 5 7.2.1 Format . 6 5 7.2.2 Descriptors for access_criteria_descriptor_loop. 6 8 7.2.3 Constants 7 5 7.2.4 Coding and semantics of attributes . 7 5

32、 8 Rights management layer . 8 3 8.1 General . 8 3 8.2 Identification of rights objects 8 3 8.3 Requirements for rights objects 8 4 8.3.1 Requirements for service ROs . 8 4 8.3.2 Requirements for programme ROs 8 4 8.4 Format of rights objects . 8 5 8.4.1 Format of an Interactivity channel rights obj

33、ect (ICRO). 8 5 8.4.2 Format of a broadcast rights object (BCRO) . 8 5 8.4.3 Format of the asset object . 8 9 8.4.4 Format of the permission object . 9 2 8.4.5 Format of the action object . 9 3 8.4.6 Format of the constraint object 9 4 9 Registration layer . 100 9.1 General . 100 9.2 RI context. 100

34、 9.3 Registration layer protocols and message specification 101 9.3.1 Interactivity channel registration layer specification . 101 9.3.2 Broadcast channel registration layer specification. 101 9.3.3 Domain joining and leaving 136 9.3.4 Token handling 151 9.3.5 Mixed-mode registration for interactive

35、 and broadcast modes of operation . 158 10 Signalling and service guide . 159 10.1 General . 159 10.2 Signalling requirements . 160 10.2.1 Signalling information 160 BS EN 62455:2011 4 62455 IEC:2010(E) 10.2.2 Requirements for signalling the KSM . 160 10.2.3 Requirements for signalling of services .

36、 . 160 10.3 Service guide requirements . 160 10.4 Service guide recommendations . 160 11 Rights issuer services and rights issuer streams . . 161 11.1 General . 161 11.2 Rights issuer services. . 161 11.2.1 Requirements for rights issuer services in IPDC over DVB-H systems 161 11.2.2 Requirements fo

37、r rights issuer services in DVB-T/C/S systems . 162 11.2.3 Requirements for the support of rights issuer services and streams in IPTV systems . . 162 11.3 Usage of rights issuer streams and services . 162 11.3.1 General . 162 11.3.2 Scheduled RI stream . 163 11.3.3 Ad hoc RI stream . . 163 11.3.4 In

38、-band RI streams within a media service . 163 12 Service subscription and purchase . 165 12.1 General . 165 12.2 Purchase over an interactivity channel . . 166 12.2.1 General . 166 12.2.2 Typical purchase sequences . 167 12.2.3 Protocol . 188 12.2.4 XML schemas for request and response messages . 18

39、9 12.2.5 XML schema definition for request and response related XML elements . . 203 12.3 Purchase for mixed-mode devices . . 207 12.4 Out-of-band purchase . . 208 12.4.1 Means of purchase Introduction . 208 12.4.2 Out-of-band purchase from service guide data . 208 12.5 Required service guide Inform

40、ation . 210 12.5.1 General . 210 12.5.2 Service operation centre (including service distribution management) . . 211 12.5.3 Customer operation centre (including service subscription management).211 12.5.4 Service . 212 12.5.5 ScheduleItem. . 213 12.5.6 ContentItem . 213 . 214 12.5.7 Purchase item 12

41、.5.8 Purchase data 214 13 Protection of IPDC over DVB-H systems . . 214 13.1 General . 214 13.2 Delivery of traffic layer data in IPDC over DVB-H systems . 215 13.3 Delivery of key stream data in IPDC over DVB-H systems . 215 13.4 Delivery of rights management data in IPDC over DVB-H systems . 215 1

42、3.4.1 General . 215 13.4.2 Delivery of ICROs in IPDC over DVB-H systems over interactivity channel . 215 13.4.3 Delivery of BCROs in IPDC over DVB-H systems over broadcast channel . 215 13.5 Delivery of registration data in IPDC over DVB-H systems . 215 BS EN 62455:201162455 IEC:2010(E) 5 13.5.1 Gen

43、eral . 215 13.5.2 Delivery of registration data in IPDC over DVB-H systems over an interactivity channel 216 13.5.3 Delivery of registration data in IPDC over DVB-H systems over a broadcast channel . 216 13.6 Signalling and service guides in IPDC over DVB-H systems 216 13.6.1 General . 216 13.6.2 Si

44、gnalling of KSM in IPDC over DVB-H systems . 216 13.6.3 The service guide for IPDC over DVB-H systems 217 13.7 Format and use of RI streams over IPDC over DVB-H systems . 217 13.7.1 General . 217 13.7.2 IP characteristics 218 13.7.3 RI stream packet format. 218 13.7.4 Implementation notes . 220 13.7

45、.5 Mapping of messages to RI services and streams . 221 13.7.6 Discovery of RI services, streams and schedule Information 221 13.7.7 Certificate chain updates . 222 13.7.8 Resending of BCROs . 222 13.7.9 Summary of requirements for rights issuers 223 13.7.10 Summary of requirements for devices . 223

46、 13.7.11 Mapping of messages to DVB-H time sliced bursts 224 14 Protection of DVB T/C/S systems . 224 14.1 General . 224 14.2 Delivery of traffic layer data in DVB T/C/S systems 225 14.3 Delivery of key stream data in DVB T/C/S systems 225 14.4 Delivery of rights management data in DVB T/C/S systems

47、 . 226 14.4.1 General . 226 14.4.2 Delivery of ICROs in DVB T/C/S systems over interactivity channel . 226 14.4.3 Delivery of BCROs in DVB T/C/S systems over broadcast channel 226 14.5 Delivery of registration data in DVB T/C/S systems . 227 14.5.1 General . 227 14.5.2 Delivery of registration data

48、in DVB T/C/S systems over an interactivity channel . 227 14.5.3 Delivery of registration data in DVB T/C/S systems over a broadcast channel . 227 14.5.4 Registration message table 228 14.6 Signalling and service guide in DVB T/C/S systems . 230 14.6.1 General . 230 14.6.2 Signalling of encrypted ser

49、vices in DVB T/C/S systems 231 14.6.3 SI tables 239 14.6.4 SI descriptors . 248 14.7 User-defined identifiers used in DVB-SI tables . 262 14.8 Scope of identifiers used in DVB-SI tables 262 14.9 Format of RI services over DVB-T/C/S systems . 263 14.9.1 General . 263 14.9.2 RI stream packet format 263 14.9.3 Addressing of objects . 263 14.9.4 Mapping of messages to RI services and streams. 263 15 Protection of MPEG2 TS-based IP systems 263 15.1 General . 263 BS EN 62455:2011 6 62455 IEC:2010(