Software development and ITS research of Dtv group. Timo Koski University of Turku, Dtv group

Transcription

1 Software development and ITS research of Dtv group Timo Koski University of Turku, Dtv group

2 Software development and ITS research of Dtv group 1. DVB-H LITE Converged network application platform 2. ITS development utilizing DVB-H LITE The RoadTV Concept 3. Mobile TV with DVB-H LITE Demonstration

3 DVB-H LITE Converged network application platform

4 DVB-H LITE Light R&D and promotion platform for DVB-H services Service system combines broadcast, cellular and fixed networks Originates in DVB-H and general network convergence research Enables studies and research of novel service concepts Easy-to-use and flexible interface for commercial studies Consists of ESG LITE ESG Generator Flute LITE Filecast Server IPE LITE IP Encapsulator LITE Communication Server Support for point-to-point communication

5 OSSG (Operator Specific Service Guide) Client application extension for DVB-H LITE High level convergence of cellular, fixed and broadcast networks User interface and content delivery system for DVB-H LITE One user interface for all services in all available networks Aimed at service and networks operators A tool for providing relevant and contextualized information (services) to users through multiple networks Client side Network Manager provides Multi-network Roaming Discovery of available networks (broadcast and point-to-point) Providing a list of services available on a given network

6 OSSG Client OSSG Menu OSSG LBS Mobile TV player Network Manager 3G WiFi DVB-H 3G WiFi DVB-H DVB-H LITE Server LITE Communication Server IPE LITE Flute LITE ESG LITE Content ordering Metadata File content Metadata Schedule AV content OSSG Content Manager OSSG Content Database File content AV Source

7 OSSG Menu 3GSM 2007 Demo

8 ITS development utilizing DVB-H LITE The RoadTV Concept

9 DVB-H - Maps - Traffic information - Traffic alerts -MobileTV GPS RoadTV Service (DVB-H LITE) WiMAX Car Integrated System Web Services GPRS/UMTS - Service query - Value-added services WiFi Map Service Weather Service Traffic Information RoadTV Driver Assistant RoadTV Backseat OSSG Menu

10 RoadTV Pilot Configuration Diversity receiving of DVB-H signal using USB DVB-T receivers (3) Laptop computer running Linux OS Bluetooth GPS receivers connected to mobile phones or Cardbus GPS receivers connected to laptop WiFi Access Point providing connection to client devices (using http protocol) Nokia E60, E61 and N92 mobile phones used as client devices

11 RoadTV Pilot Configuration Digita/Pasila Digita/Oulu Filecast Data Carousel DVB-H UTU/Turku Filecast Synchronisation WiFi Bluetooth OSSG Database

12 RoadTV Screenshots

13 Further Developments Multinetwork Roaming OSSG Menu and RoadTV application combined provides Multinetwork Roaming Same client device can detect different contexts by discovering networks Local services provided by, for example shopping centers or sports arenas

14 DVB-H RoadTV Service (DVB-H LITE) WiMAX Traffic info Weather Maps Car Integrated Environment WiFi Web Services Map Service Weather Service Traffic Information GPRS/UMTS RoadTV Driver Assistant RoadTV Backseat Service Menu Local Area Services Shopping Mall Service DVB-H LITE system DVB-H RoadTV Shopper Service Menu Mobile TV Video-on- Demand Multiplayer games Tourist guide Advertisement Shopping guides Games 14 WiFi

15 Further Developments Utilization of Web Service technologies to integrate existing services with vehicle environment Delivery of Web Services from service providers to client devices using broadcast and unicast channels Optimization of usage of different channels for different kinds of information Evaluation of different wireless technologies for ITS purposes (eg. WiMAX)

16 Mobile TV with DVB-H LITE Demonstration

17 DVB-H LITE in a Box Software RF Capture MP4LIVE Encoder h.264/aac+ RTP IPE LITE TS Modulator Composite Video & Audio ESG LITE ESG FLUTE ESG Database ESG Fragment Generator Flute LITE Player

18 Contact Timo Koski Project Manager Dtv group University of Turku University of Turku IT Dept, Dtv group Fi TURKU FINLAND