ITU-T Study Group 9 Integrated broadband cable networks and television and sound transmission

1. ITU-T Study Group 9Integrated broadband cable networks and television and sound transmission Richard Green

2. Contents • Terms of reference • Management Team • Main areas of work • Statistics • Highlights of achievements • Workshops • Future work

3. Terms of Reference • SG 9 : Integrated broadband cable networks and television and sound transmission Responsible for studies relating to: • Use of cable and hybrid networks, primarily designed for television and sound programme delivery to the home, as integrated broadband networks to also carry voice or other time critical services, video on demand, interactive services, etc. • Use of telecommunication systems for contribution, primary distribution and secondary distribution of television, sound programmes and similar data services.

5. Management Team

6. Statistics (I) • 9 Rapporteurs meetings held • 80 Normal and 55 Delayed contributions received • 6 SG meetings held • Max/Min/Average SG participants : 83/47/62

7. Statistics (II) • 55New and 23 Revised Recommendations approved • 4 Implementor’s Guides developed • 21 Questions assigned by WTSA-2000 • 7 New or revised Questions • 15 Questions proposed for next period

8. Highlights of achievements (I) 1. IPCablecom Around 20 Recommendations on time-critical interactive services over cable television network using IP-protocol, in particular Voice and Video over IP • Architecture: J.160, J.179 • Signaling: J.162, J.165. J.171, J.178, J.179 • Quality of Service: J.163 • Media/Codecs: J.161 • Operational Support System (OSS): J.164~J.169, J.172 ~J.177 • Security : J.170

9. Highlights of achievements (II) 2. Cable Modem • Digital Video Broadcasting (DVB) system: J.112 Annex A • Data-over-cable service interface specifications : J.112 Annex B (compatible with DOCSIS.1) • Data-over-cable service interface specifications using QAM: J.112 Annex C • Second-generation transmission systems: J.122 (compatible with DOCSIS.2)

10. Highlights of achievements (III) 3. Application programming interfaces (API) for interactive TV services over cable networks - Architecture: J.200 - Harmonization of declarative content formats: J.201 • Harmonization of procedural content formats: J.202 4. Webcasting (Interactive delivery of Sound and TV signals over the IP network) • For generic IP network : J.121, J.123 • For broadband IP network (e.g. ADSL, FTTH, CATV networks) : J.124, J.127

11. Highlights of achievements (IV) 5. Set-box and Home Networking • Architecture of Home Networking: J.190 • IP feature package to enhance cable modems : J.191 • A residential gateway to support the delivery of cable data services: J.192 • Requirements for the next generation set-top-boxes: J.193 Annex C

12. Highlights of achievements (V) 6. Quality Assessment Objective video Quality Measurement for TV transmission - Requirements: J.143 - Measurement in the presence of a full reference: J.144 - Loop latency: J.146 - Measurement by use of in-service test signals: J.147 - Remote monitoring of transmitted picture signals: J.240 Objective and subjective methods for evaluating conversational audiovisual Quality in multimedia services - Requirements for objective multimedia quality model: J.148 - Video Quality Metrics (VQM): J.149

13. Highlights of achievements (VI) 7. Network Transport Digital transmission of standard-definition TV & high-definition TV signals • MPEG 2 transport: J.187 • Parallel TV transmission with high reliability: J.188 • Digital program insertion for MPEG-2 bit streams: J.181, J.189, J.280 • Multi-channel TV signals over FTTH: J.185, J.186 • Metadata: J.97, J.98

14. Workshops • Home Networking and Home Services(17-18 June 2004, Tokyo Japan) http://www.itu.int/ITU-T/worksem/hnhs/index.html - Presentation given by : ITU-T SG 9, SG11, SG12, SG15, SG16, SG17, OSP/IEC JTC1, DHWG(Digital Home Working Group), Digital Homenetwork Forum, MPPA (Motion Picture Association of America), Broadcasting companies and manufactures. - 158 participants from 10 countries - The sessions ·Transport technology · Security · Network Architecture · Quality Services · Content discovery, presentation · Servicesand Protection

15. Future Work (I) • Broadband Wireless Extensions to IPCablecom Networks • Expansion of the scope of procedures for operation of TV and sound-program signals in order to cover other compression bitstreams than MPEG-2 • Expansion of the scope of IPCablecom to fully support multimedia capabilities • Content protection and digital rights management for cable home networks

16. Future Work (II) • Application Programming Interfaces (API) for use in the secondary distribution of programme material to CATV set-top boxes and to cable “sound radio”receivers • Telecommunications over IPCablecom for disaster relief • The next generation set-top box (STB) to interoperate with other devices in the home including both IP and non-IP devices

17. Future Work (III) • Extension of cable-based services over broadband in Home Networks • ‘Webcasting’(interactive delivery) of sound and TV program over IP networks • Quality assessment in multimedia cable networks • Measurement of the QoS for TV transmission on contribution and distribution networks • Transmission of Large Screen Digital Imagery (LSDI) programmes for contribution and distribution purposes