Digital Broadcasting and ITS

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Presentation held at Ministère des Transports du Québec with several partners to evaluate potential for collaboration on ITS projects

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Digital Broadcasting and ITS

  1. 1. Digital Broadcasting and ITS François Lefebvre Communications Research Centre, Canada Collaboration Meeting at MTQ July 22, 2010, Montréal 1
  2. 2. 6 Messages  1. CRC is expert in Digital Broadcasting ...  2. DB is key network component for converged ITS services  3. Various DB options in the Canadian context  4. Many DB applications for ITS  5. Many DB standards for ITS  6. CRC open platforms and tools  ITS Collaboration  Project Idea 2
  3. 3. 1. CRC: Expert in digital broadcasting... 3
  4. 4. Various Fields of Broadcasting  Radio and television technologies  Systems and applications  Coverage prediction  Media coding  Objective & subjective media evaluation  3D, HD, mobile TV  RF transmission and propagation  Multimedia broadcasting  Software defined radio  ... 4
  5. 5. Various Activities  Standardisation efforts, national & international  (DAB, ITU, ATSC, ....)  Industry support  Support to IC and other departments  Research and development  Prototypes  Technology transfer  Contract works  Collaborations  Publications, presentations, conferences  Demonstrations, exhibitions (NAB, IBC, …) 5  ...
  6. 6. 2. Digital Broadcasting: Key network component for converged ITS services 6
  7. 7. Why Digital ?  Replacement technologies for AM, FM, NTSC,  Spectral efficiency  Digital dividend or more broadcast services  Energy efficiency  Better quality of service  Added value (metadata, ...)  New services and applications  Participate in new technology ecosystem  Competitiveness to new media technologies  ... 7
  8. 8. The Broadcast Advantage Broadcasting = one-to-many Delivery costs are independent of audience size Internet = many-to-many Delivery costs increase with larger audience (Internet paradox of popularity) 8
  9. 9. Hybrid Networking Infrastructure 9
  10. 10. 3. Options for the Canadian Context 10
  11. 11. International Standards for Mobile Broadcasting 11
  12. 12. Digital Broadcast Technologies in Canada Standard Capacity Capacity Spectrum When ? Kbps/channel GBytes/day FM RDS 1 .011 FM Now DAB ~ 1 500 16 L-Band Before 2010 ? HD Radio 100 1 FM ? ATSC ~ 20 000 216 TV August 2011 Mobile ATSC ~ 6 000 65 TV ? Note: in Canada, it costs $25-$30 to download 500 MB/month with typical 3G data plan. 12
  13. 13. Broadcast Multiplex Video High capacity channel 1 Audio 2 programs 3 4 5 Pay services Datacasting Navigation, Trafic, Weather, Maps, etc. 13
  14. 14. Challenges  Business models  “Killer apps” may not be radio or TV  Broadcasters are not ”datacasters”  Quality vs quantity  Regulation limitations  Vertically integrated ecosystems  car, smartphone, consumer electronics (gps, ...)  Ubiquitous Internet  Intelligent clients vs Cloud services 14
  15. 15. 4. Broadcast Applications for ITS 15
  16. 16. ITS Broadcast Applications Infrastructure  Digital signage  Roadside / public transportation proxies  Service following, ... End User  Entertainment: radio, tv,...  Navigation: traffic, shortest path, parking, time to dest...  Intermodal journey planning: bus routes, schedules, arrivals/departures, …  Emergency Alerting  ... 16
  17. 17. 5. Broadcast Standards for ITS 17
  18. 18. Broadcast Standards for ITS  RT+  TMC  TPEG  MOT Slideshow  MOT Broadcast Website  FLUTE file transfer protocol  ... 18
  19. 19. RDS RT & RT+ RT RT+ Title RT+ Artist 19
  20. 20. RDS-TMC 20
  21. 21. TPEG Founded by EBU in 1997 Current Application  RTM - Road Traffic Message  PTI - Public Transport Information  Loc - Location referencing, used in conjunction with applications Under development  PKI - Parking Information  CTT - Congestion and Travel-Time  WEA - Weather information for travellers  ... 21
  22. 22. FLUTE 22
  23. 23. 6. CRC open platforms and tools 23
  24. 24. Goal: Foster Application Innovation in DAB Hardware = generic Functionality = software Software collaboration = Free/Libre Open Source
  25. 25. DAB Transmitter
  26. 26. “One Click” DAB Transmitter - Free live CD -
  27. 27. Openmoko Open Source Phone
  28. 28. Extension Openmoko (CRC) © Openmoko
  29. 29. Openmokast Prototype Open Source DAB on Smartphone
  30. 30. Android DAB Application Openmokast Player Openmokast Player on on T-Mobile G1 Android Market (MAS)
  31. 31. Android FM-RDS Application
  32. 32. “Personal” DAB Lab (now with FM-RDS)
  33. 33. Wifi Broadcast Dataport © ISEE
  34. 34. Project Idea: Open Crowdsourced Road Information. Database And Applications 35
  35. 35. Similar to “DASH Navigation” and Google Model ...  Connected GPS device and smartphone send car location/speed data to central database (DASH navigation, Google, ...)  Congestion inferred from this data  Traffic information provided to end-user © Dash Navigation “If you use Google Maps for mobile with GPS enabled on your phone, that’s exactly what you can do. When you choose to enable Google Maps with My Location, your phone sends anonymous bits of data back to Google describing how fast you’re moving. When we combine your speed with the speed of other phones on the road, across thousands of phones moving around a city at any given time, we can get a pretty good picture of live traffic conditions.” © Google 36
  36. 36. Similar to … BUT:  Public live database: open government data principles  Open WEB 2.0 API  Open + free geo database and maps: openstreetmap, OpenGeo,...  Android, iPhone, … Apps  “open / libre” devices  … Open Innovation (algorithms, applications, services, ??? ) 37
  37. 37. ITS Collaboration 38
  38. 38. CRC Could Contribute ...  Testbed DAB, ATSC (mobile), FM-RDS in Ottawa/Gatineau  Experimental licenses  Transmitter (network)  Specialized facilities  Broadcast expertise  Other expertise: Wireless, LTE, Satellite, Broadband, …  Open source tools and systems  ... 39
  39. 39. Thank You! PRESENTATIONS www.slideshare.net/tag/crcmmb www.youtube.com/crcmmb PROJECTS www.crc.ca/mmb mmbTools.crc.ca openmokast.org BLOG Broadcasting20.org Twitter: @fralef francois.lefebvre@crc.ca 40

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