Tampa BSides - Chef's Tour of Microsoft Security Adoption Framework (SAF)
Digital Broadcasting and ITS
1. Digital Broadcasting and ITS
François Lefebvre
Communications Research Centre, Canada
Collaboration Meeting at MTQ
July 22, 2010, Montréal
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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
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. 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. 2.
Digital Broadcasting:
Key network component for
converged ITS services
6
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
...
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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)
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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.
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13. Broadcast Multiplex
Video
High capacity
channel 1 Audio
2
programs
3
4
5
Pay services Datacasting
Navigation, Trafic, Weather, Maps, etc.
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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
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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
...
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37. 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, ??? )
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