Public Alerting with Digital Broadcast Technologies


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Presentation made to the Radio Advisory Board of Canada

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Public Alerting with Digital Broadcast Technologies

  1. 1. Radio Advisory Public AlertingBoard of CanadaJune 18, 2012 with Digital Broadcast TechnologiesFrançois Lefebvre 1
  2. 2. ObjectivesPresent•CRC expertise•CRC developments•Non-expert perspectives (Public Alerting)NOT Promote•Technologies•Approaches 2
  3. 3. Receiving Alert MessagesReach members of the public en masse to warn themof an impending emergency as quickly as possible, atanytime, anywhere they are. Personal Smartphone Connected Wireless = Mobile Multimedia Great Platform ! 3
  4. 4. Delivering Alert Messages 4
  5. 5. Delivering Alert Messages 5
  6. 6. Delivering Alert Messages 6
  7. 7. Delivering Alert Messages All delivery mechanisms should be treated as complementary if the intent is to deploy an efficient, effective, resilient delivery system. 7
  8. 8. Anatomy of a SmartphoneConvergence 8
  9. 9. Broadcast ConnectivityMobile DeviceBroadcast ConnectivityIn CanadaRadio:FM/RDSDABHD RadioSatellite radioTV:Mobile DTV 9
  10. 10. FM-RDS on SmartphonesVery inconsistent deployment:- Very limited availability in USA- Some availability in Canada and rest of the world- By default on many devices but not active (part of combo chip sets)- Not on Apple products except iPod Nano- No official FM API on Android (API available on ROMs)- Open API in BB Curve selected models OS 7.1 (but no FM on BB 10 ?)- API on Windows mobile ? (Nokia Lumia) 10
  11. 11. CRC Enables FM on Android Phone Q4 2010 New phone:  Android FM-RDS chip (yes! But no API)  Developed an API (Silicon Labs fmsi4709)  Enhanced the app RDS Raw data access Audio Volume Region GUI Seek Copyright: Samsung 11
  12. 12. FM TwoO Overview Released in February 2011 on Android Market Pronounce: Two "O", like in Web 2.0 Samsung Galaxy S Vibrant (Bell) Demo/Testing Application First FM App on Android Market 80k downloads to date Test mode (RDS via Wifi) RT+ Decoding RadioDNS: RadioVIS/EPG Distribute free library available 12
  13. 13. FM TwoO vs. Samsung Stock FM App src: 13
  14. 14. FM TwoO Compatibility Galaxy S Then: YES Galaxy TAB: NO Nexus S: NO 5 Galaxy S US models: NO? Galaxy S 2: root Galaxy S Now: ROOT 14
  15. 15. FM TwoO Emergency Warnings Demo From FM/RDSMASAS - RT/RT+Gateway - PS - PI - AudioToFM/RDS andRadioVIS From Internet - Image - Text 15
  16. 16. FM TwoO on BlackBerry Curve 16
  17. 17. RDS and MDTV for Public Alerting FM/RDS Mobile DTV Open standard NO in progress (M-EAS A/153) Penetration in Canada 95% 0% Smartphone integration inconsistent no Cost of chip set $0 - $1 ? Energy consumption low ? Multimedia NO YES 17
  18. 18. CRC Potential Contributions• Alerts formatting and transport (RDS)• Standardization (ATSC member)• RDS and Mobile DTV coverage planning (CRC-COVLAB)• Integrated antenna (RDS)• Testing• Field trials 18
  19. 19. 19