started } Tele text added in the late 70s ◦ Text information on TV screen ◦ TV Guide } TV sets got extended by set-top-boxes (STB) ◦ In the beginning only signal conversion ◦ Later on access to premium/pay TV } Video recorder and DVD player/recorder enabled off-broadcasting content 8.-10. November 2010 Sebastian Schumann / MoMM 2010 3
enhanced the experience of television ◦ Extended TV guide ◦ Recording w/o medium (video cassette, DVD) ◦ Time shift ◦ "Trick mode" (pause TV, play back, chase play) ◦ Video on Demand (VoD) like services } "Integrated back channel" from viewer /STB/ to broadcaster provided by IPTV ◦ Real video on demand ◦ Recording from the internet ◦ Interactive services, applications 8.-10. November 2010 Sebastian Schumann / MoMM 2010 4
involves using technology to accommodate the differences between individuals." (wikipedia.com) } Problem: Television nowadays is not personalized ◦ No integration of personalized services ◦ No Web 2.0 integration ◦ General: No integration in systems that distinguish between users and not only customers 8.-10. November 2010 Sebastian Schumann / MoMM 2010 5
the ◦ users ◦ services and ◦ content } It can be achieved only if the system can identify its users } User interface presentation, services and their behavior, content recommendation, search and content presentation has to be adapted 8.-10. November 2010 Sebastian Schumann / MoMM 2010 6
◦ profiling, recommendations, (presence) } Personal Video Recording ◦ presence status dependant recording 8.-10. November 2010 Sebastian Schumann / MoMM 2010 8
observe the actual state of the service ◦ current channel ◦ state of VoD and watched content } More advanced integration needed to aggregate information not only by UE updates but also directly from IPTV functional elements ◦ internal state, service state or service action data 8.-10. November 2010 Sebastian Schumann / MoMM 2010 9
Presence identifies users, profiling suggests scenarios } User Generated Content ◦ Sharing content ◦ "Discuss" it with online parties } Content Recommendation ◦ Advisory based on user behavior ◦ Presence, profiling 8.-10. November 2010 Sebastian Schumann / MoMM 2010 10
advertising ◦ Target group or individuals based on behavior ◦ Profiling, grouping All mentioned points require the identification of the actual user behind the TV set. 8.-10. November 2010 Sebastian Schumann / MoMM 2010 11
◦ Standardized control and media delivery ◦ UPSF, RACS/NASS } NGN IMS based IPTV with unified service control ◦ IMS core replaces IPTV service control components ◦ IMS based services can be integrated } Both concept allow basic personalization 8.-10. November 2010 Sebastian Schumann / MoMM 2010 12
and service control (P-/S-/I-CSCF) IPTV Media Delivery Functions MDF Xc Xd Ct2 Gq' Ss e2 Sh e4 RACS NASS Xp Application & IPTV Service Control Functions Service Selection & Discovery Function SD&S Media Delivery, Distribution & Storage IPTV Media Control Functions MCF Sh UE IUDF Sh UPSF IPTV Control Function IPTV-C Ud Ud Transport processing functions Sa Ut Xa Service Discovery Function SDF Tr Tr Sh ISC Service Control Function SCF Customer Facing IPTV Applications CFIA Non-NGN IPTV Middleware Access & Transport Content Delivery Network Source of figure: ETSI TISPAN 18bTD221r1 WI02074_NGN_Integrated_IPTV_migration.zip 8.-10. November 2010 Sebastian Schumann / MoMM 2010 13
Xd Ct2 Gq' Ss e2 Sh e4 RACS NASS IPTV Media Delivery Functions MDF Sa Xp Application & IPTV Service Control Functions Media Delivery, Distribution & Storage Service Selection & Discovery Function SD&S Tr IPTV Media Control Functions MCF Sh Transport Processing Functions Tr UE IUDF Sh Customer Facing IPTV Applications CFIA UPSF IPTV Control Function IPTV-C Ud Ud
Xd Gm Gq' ISC e2 UPSF Cx e4 RACS NASS UE IPTV Media Delivery Functions MDF Ut y2 Xp Application & IPTV Service Control Functions IMS-based session and service control (P-/S-/I-CSCF) Media Delivery, Distribution & Storage SSF SDF Sh Service Selection & Discovery Functions ISC Service Control Functions SCF Xa IPTV Media Control Functions MCF Sh Transport Processing Functions
NASS IPTV Media Delivery Functions MDF Sa Xp Application & IPTV Service Control Functions Media Delivery, Distribution & Storage Service Selection & Discovery Function SD&S Tr IPTV Media Control Functions MCF Sh Transport Processing Functions Tr UE IUDF Sh Customer Facing IPTV Applications CFIA UPSF IPTV Control Function IPTV-C Ud Ud Xc Xd Gm Gq' ISC e2 UPSF Cx e4 RACS NASS UE IPTV Media Delivery Functions MDF Ut y2 Xp Application & IPTV Service Control Functions IMS-based session and service control (P-/S-/I-CSCF) Media Delivery, Distribution & Storage SSF SDF Sh Service Selection & Discovery Functions ISC Service Control Functions SCF Xa IPTV Media Control Functions MCF Sh Transport Processing Functions TS 182 027: IMS based IPTV TS 182 028: NGN integrated IPTV (non-IMS) Source: Draft ETSI RTS 182 027 V3.3.4, Fig. 2 Source: Draft ETSI TS 182 028 V3.3.1, Fig. 2 § Reuse HTTP solution and extend for UPSF and RACS § DVB SD&S based on HTTP § IGMPv3 / MLD v2 for Multicast § RTSP for Unicast control § MPEG2TS/RTP for media delivery § HTTP for requesting services § Browser (CE-HTML) § Support hybrid models § Enabled Internet-like services § Reuse IMS add “only” SIP AS & Media servers § SP Discovery using SIP § IGMPv3 / MLD v2 for Multicast § SIP/RTSP for Unicast control § MPEG2TS, RTP for media delivery § SIP for Requesting Services § Can support roaming/mobility § Enable blended services 8.-10. November 2010 Sebastian Schumann / MoMM 2010 16
IPTV Introduce interfaces to NASS, RACS and user profile + IPTV Service Control is based on IP Multimedia Subsystem Non-NGN IPTV First generation of IPTV architectures including proprietary IPTV headend and middleware platform without the NGN integration NGN Converged IPTV Combination of Non-IMS and IMS based IPTV architecture in single architecture framework NGN Integrated IPTV Introduce interfaces to NASS, RACS and user profile + Evolution of NGN dedicated IPTV with full integration to TISPAN NGN subsystems and interworking with core IMS subsystem 8.-10. November 2010 Sebastian Schumann / MoMM 2010 17
single service control core (IMS) } Allows also integration with non-IMS applications } Convergence and combination of IMS and non-IMS based IPTV and other third party applications 8.-10. November 2010 Sebastian Schumann / MoMM 2010 18
from multiple sources and personalizes and integrates them } IPTV Converged Application Function (ICAF) handles personalization, orchestration and converged services } ICAF controls service behavior via the IPTV Service Control Function (ISCF) ◦ ISCF can adapt service logic and signaling based on user profile and personalization profile } IMS core and UPSF important for convergence 8.-10. November 2010 Sebastian Schumann / MoMM 2010 19
UCT IPTV advanced server } Advanced PVR server and bookmarks used for accessibility of content } UCT IMS client has been extended to provide also client-side 8.-10. November 2010 Sebastian Schumann / MoMM 2010 22
in the development and design department. He is a senior application designer responsible for voice services, IP Multimedia Subsystem, and converged applications. On the Slovak University of Technology, Sebastian is currently in the 3rd year of his PhD studies. He focuses on next generation identity management and its potential in service personalization and collaboration. Slovak Telekom, a.s. and the Slovak University of Technology are members of the ngnlab.eu initiative. 23 All registered trademarks are property of their respective owners.