IMS: a paradigm shift in service creation and delivery NEC Europe Ltd. Heidelberg, Germany Daniele Abbadessa daniele.abbadessa@netlab.nec.de

IP Multimedia Subsystem It is a service control platform designed to: facilitate development / use of multimedia services be independent of the access network leverage the Internet provide interoperability across mobile and fixed networks

IMS Platform Core IMS Session Control Interworking MGCF T-SGW P-CSCF HSS P-CSCF MGCF T-SGW S-CSCF I-CSCF MRF IM-MGW

IMS Platform Application Servers Multiparty Game Video Answer Chat Suppl. Services Presence PoC Customer Control

… but do you really need it? Is IMS Really Needed? The IP Multimedia Subsystem (IMS) offers a flexible revenue generating service platform which: enhances the role of Mobile Operators in the Mobile Value Chain enhances service differentiation ensures service interoperability enriches user experience . . . . . . … but do you really need it?

Communication Evolution: Lack of Killer Application Market Drivers Revenue Growth in Data Services Western Europe Forecast Dropping of voice revenue/minute Communication Evolution: Group Communication Flexible Multimedia Service Platform New Threats From Internet Players Lack of Killer Application

IMS Benefits One Platform – Many Services Western Europe Forecast 2007 Voice and Data Service Revenue P2P Communication €24.8 b Voice – 69% Data – 31% Required Capability Partially Required Capability Info-Entertainment €11.2 b (Source: The Yankee Group, 2002) (Source: the Yankee Group) Enterprise €3.2 b M-commerce €0.8 b

IMS Benefits New Platform Approach Vertical Service Approach PSTN IMS Service Approach WLAN 2.5G/3G IP Multimedia Subsystem Session Control Media Control QoS Charging . . . . . . . Application Servers Control Layer Application Network Access ... Multi-service IP Network Messaging Unified Charging Media Control QoS . . . . . . . . Streaming Delivery Charging Media Control QoS . . . . . . . . Download Gaming Charging Media Control QoS . . . . . . . . ... Network Subsystem Base Station Subsystem

NEC Vision Modularity and Openness Modularity and Openness will enable greater Service Differentiation and Time-to-Market!! Application 1 Operator Application 2 Application n Application K . . 3rd Party Applications Mobile Operator Applications Service Creation Environment Presence PoC Chat Group list mgmt Application Layer IM Gaming Lounge . . . Basic Applications Key Enablers IMS

User Case: Group Communications in Enterprises Enriched Address Book: Presence Group Management Shared amongst various Application Servers Enterprise Database Application 1 3rd Party Application 2 3rd Party Application k 3rd Party . . . Address Book Group Mgmt Presence Gaming . . . PoC Chat IM IMS Location Service

User Case: Group Communications in Enterprise An Enriched Address Book with Presence and Group features can be a powerful catalyst for stimulating service usage John (Heidelberg) Team A Lisa (London) Peter (Heidelberg) John (Heidelberg) Project ACME Lisa (London) Peter (Heidelberg) Marcus Paul Simone Chris selects “Project ACME” and chooses how to communicate with the other team mates PoC Voice Call Video Call Share Application Chris accesses his address book

User Case: Group Communications in Enterprise Marcus Paul UMTS Chris Simone PoC session Application sharing PoC evolves in conference call

NEC Vision Convergence of Services Access of services across networks is crucial for service adoption!! SIP Clients Application Servers Internet PSTN IMS E-WLAN UMTS P-WLAN SIP Clients SIP Terminal SIP Clients

User Case: PhoneBook & Calendar PhoneBook & Calendar is available to Enterprise Users in their office … PhoneBook & Calendar Mobile Operator Services UMTS Enterprise Network Lucy @ work Steve @ work

User Case: PhoneBook & Calendar …. as well as outside their office! PhoneBook & Calendar Mobile Operator Services UMTS Enterprise Network € Steve @ work Lucy leaves office Lucy @ airport

IMS Today Near Real-Time Services Mobile operators can already benefit from IMS and enrich their product portfolio: Multiparty Gaming Enterprise Solutions Desktop sharing IMS User Football Watcher Stock Watcher Presence Enabled Services PoC & Groups Presence, IM & Chat

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