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Published byAlana Santana Cerveira Modified over 6 years ago
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Mobile Multimedia Broadcast and Multicast
Global Standards Collaboration (GSC) 14 DOCUMENT #: GSC14-GRSC7-020 FOR: Presentation SOURCE: ITU/BR AGENDA ITEM: GRSC7; 4.2 CONTACT(S): Nangapuram Venkatesh Mobile Multimedia Broadcast and Multicast Nangapuram Venkatesh, Radiocommunication Bureau, ITU Geneva, July 2009
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What is Mobile Multimedia Broadcast / Multicast ?
Background What is Mobile Multimedia Broadcast / Multicast ? Providing television (multimedia) on mobile phones – mobile TV Two competing solutions Delivery over the broadcasting network Delivery over the cellular network Geneva, July 2009
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ITU-R Activities ITU-R Study Group 6 (Broadcasting Service) has been studying ‘mobile TV’ Question ITU-R 45/6 ‘Broadcasting of multimedia and data applications’ Recommendation ITU-R BT.1833 ‘Broadcasting of multimedia and data applications for mobile reception by handheld receivers’ responds to the Question Report ITU-R BT ‘Broadcasting of multimedia and data applications for mobile reception’ provides up-to-date status Geneva, July 2009
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Present Situation Five technologies – Recommended by BT.1833
ISDB-T – in operation in Japan DVB-H- used in Europe, Africa, some countries of Asia T-DMB – deployed in S. Korea FLO – has attracted support in the US MBMS – telecom based (GSM, UMTS) service, included in BT.1833 as informative Appendix Geneva, July 2009
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Challenges and issues Competing technologies
Broadcast spectrum delivery Technology has been deployed Needs to accommodate mobile handset requirements Antenna limitations in mobile handset Unidirectional Mobile spectrum delivery Trials underway Uses 3G network Includes uplink (return) channel Geneva, July 2009
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Next Steps/Actions Harmonization of systems and standards needs to take place Mobile handsets should have built-in technology for market to take-off Issues related to subscription, pay-per-view should be addressed Study Group 6 continues studies, as broadcasting is already delivering multimedia for mobile reception Geneva, July 2009
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