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A short introduction of what Mobile Digital Broadcasting is and an applied demonstration of transmission and reception tools developed at CRC

A short introduction of what Mobile Digital Broadcasting is and an applied demonstration of transmission and reception tools developed at CRC

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  • 1. Mobile Digital Broadcasting Democratizing Innovation François Lefebvre, Communications Research Centre Canada
  • 2. Mobile Convergence François Lefebvre, Communications Research Centre Canada
  • 3. One-to-Many Telecom Specialized Infrastructure Efficiency: Spectrum, $/bit Head of the Long Tail Very large audiences Live François Lefebvre, Communications Research Centre Canada
  • 4. Standards François Lefebvre, Communications Research Centre Canada
  • 5. DAB / DMB Features High speed mobility Capacity: 1.5 Mbps / channel ( 16 Gb / day ) High bitrate AV & Data: Typical video to mobile screen: 384-512 kbps Spectrum: Band III : 174 to 240MHz L-Band : 1452 to 1492MHz Modulation: COFDM Single Frequency Networks François Lefebvre, Communications Research Centre Canada
  • 6. CRC DAB Implementation Transmission François Lefebvre, Communications Research Centre Canada
  • 7. Typical Tx Rack François Lefebvre, Communications Research Centre Canada
  • 8. François Lefebvre, Communications Research Centre Canada
  • 9. François Lefebvre, Communications Research Centre Canada
  • 10. François Lefebvre, Communications Research Centre Canada
  • 11. Software Defined Radio François Lefebvre, Communications Research Centre Canada
  • 12. Software Building Blocks François Lefebvre, Communications Research Centre Canada
  • 13. Pre-Configured Software François Lefebvre, Communications Research Centre Canada
  • 14. “One Click” Transmitter François Lefebvre, Communications Research Centre Canada
  • 15. Low Cost Broadcast Tx François Lefebvre, Communications Research Centre Canada
  • 16. Coverage Simulation François Lefebvre, Communications Research Centre Canada
  • 17. CRC DAB Implementation Reception François Lefebvre, Communications Research Centre Canada
  • 18. Colliding Business Models ? MNO Broadcaster Pay-TV FTA-TV François Lefebvre, Communications Research Centre Canada
  • 19. Open Handhelds (2007) François Lefebvre, Communications Research Centre Canada
  • 20. No Broadcasting Stack! François Lefebvre, Communications Research Centre Canada
  • 21. Openmokast Receiver control Demultiplexing Application decoding Presentation François Lefebvre, Communications Research Centre Canada
  • 22. Adapt Openmoko Device François Lefebvre, Communications Research Centre Canada
  • 23. 100$ 3D Print François Lefebvre, Communications Research Centre Canada
  • 24. Adapt Openmoko Device François Lefebvre, Communications Research Centre Canada
  • 25. Openmokast Prototype François Lefebvre, Communications Research Centre Canada
  • 26. Screenshots François Lefebvre, Communications Research Centre Canada
  • 27. Demo http://www.youtube.com/crcmmb François Lefebvre, Communications Research Centre Canada
  • 28. Next ? • LiveCD: Support more standards: ATSC/MH, … • Openmokast: Released TODAY as GPL code • Openmokast: Bcast chipsets into open phones • Openmokast: Port to Android • New Applications • OpenBTS as return link • Broadcast apps in “App Stores” • Micro-broadcasting: events,… • Community broadcasting, remote areas,… • …? François Lefebvre, Communications Research Centre Canada
  • 29. Thank you! PROJECTS openmokast.org mmbTools.crc.ca www.crc.ca/mmb BLOG Broadcasting20.org francois.lefebvre@crc.ca François Lefebvre, Communications Research Centre Canada