1、GSC: Standardization Advancing Global Communications,IP-based Multimedia Services Activities in CCSA,Baohong He CCSA, China,GSC11/JOINT(06)_13,GSC: Standardization Advancing Global Communications,Main Activities,TC#1, CCSA: IP & Multimedia WG1 IP network IP technologies WG2 VoIP Service Video Phone
2、Service Conferencing Service VPN Service Streaming and IPTV Service IPTV Special Task GroupEstablished in August, 2005,GSC: Standardization Advancing Global Communications,Initial Tasks,Work Items Harmonization of IPTV understandings Service Requirements IPTV Architecture Interfaces Service provider
3、(s) and content provider(s) Service provider(s) and consumer(s) SETBOX(STB) Specification Current Situation Stable enough To be completed in June, 2006,GSC: Standardization Advancing Global Communications,Work items(1/3),Harmonization of IPTV understanding Streamed TV contents Security Managed IP ne
4、twork with guaranteed QoS Terminals: STB/TV, Mobile Phone or PC Services: broadcast, VOD and Time-shift TV Service Requirements Roles: Content, Service SP, Network Provider, Consumer Service Scenarios Service Capabilities,GSC: Standardization Advancing Global Communications,Work items(2/3),Architect
5、ure Layer model Functional model Function description Reference point and protocols Encoding Management Security Billing QoS ,GSC: Standardization Advancing Global Communications,Work item(3/3),Interfaces STB and service platform STB and content platform Terminal Specification Functions Interfaces M
6、iddleware Protocols ,GSC: Standardization Advancing Global Communications,Contributions to ITU-T,ITU-T F.741:Service description and requirements for audiovisual on demand services, 2005.9 ITU-T SG16 April, 2006 IPTV is an app, not equal to IP streaming service There are several streaming technologi
7、es over various network Cable-based Internet-based Managed IP- based Streaming Architecture should be independent in special access technology IP-CAN Terminal types: with or without gateway TV Simulation/Emulation services IPTV service may be beared in different physical networks The Data(Media) pla
8、ne over CABLE while Control plane over IP,GSC: Standardization Advancing Global Communications,Future Work Plan of IPTV,CDN and P2P CDN Content Management system Service operation and management Bearer network requirements and architecture Access network (IP-CAN) Service and content Security, DRM Encoding Terminal Management Middleware Test method,GSC: Standardization Advancing Global Communications,Thanks! Q & A? (86)1068094120 ,
