T-DMB, The most successful mobile broadcasting service in the world LIM, Young-Kwon DMB Alliance young@netntv.co.kr

1. Background of T-DMB

Rational of new service Strong and profitable FM radio market Slow progress of DAB deployment in Europe Fast growth of new audio devices Demand on mobile video services

Requirements & Solutions for new service Compatibility with existing DAB infra No changes to DAB Additional DAB service Stream multiplexing inside the service Efficient codecs and transport mechanism Advanced AV codecs Stream mode Strong error protection for multimedia Reed-Solomon Codes Convolutional interleaving Integrated data services for new user experience MPEG-4 OD Frameworks MPEG-4 SL MPEG-4 BIFS

Requirements for data service for T-DMB MPEG-4 System & BIFS Interactivity Synchronization Graphics and animation Hyperlink Integration with AV

T-DMB architecture Interactive menues Additional informations

2. T-DMB deployment in Korea

Example of T-DMB services in Korea Broadcaster Type of Service Rate A TV 512 Radio 160 128 DATA 222 B 496 32 C 544 112

5. Interactive DMB Business T-DMB receivers small screen (2”) limited resources always on (possibly) personal hand-held return channel larger screen (5~7”) regular access passive no return channel Cellphone 48.4% Navigation 37.8% Others PMP 3.8% 9.4% Notebook 0.6% as of June 2008 (12.4million receivers)

Convergence Service with BIFS Interactive convergence service links two services by using both broadcasting and communication capabilities on the devices

Traffic information service with TPEG Real-time Traffic conditions Dynamic Navigation

DMB TV DMB Radio DAB/DAB+ Conclusion Video centric service Text, Image Apple Family iPhone iPhone 3G From $99 iPhone 3GS From $199 iPod shuffle From $59 iPod nano From $149 iPod classic Just $249 iPod Conclusion They are family of services. Digital Radio Receiver Profile enables compatibility between services. DMB TV DMB Radio DAB/DAB+ Video centric service Text, Image Interactive Data Service Audio centric service Text, Image (Slideshows)

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