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SELF ORGANIZED RESILIENT WIRELESS NETWORKING from Mobilize 2012

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Presentation from Sebastien Roy, Université de Sherbooke …

Presentation from Sebastien Roy, Université de Sherbooke
#mobilizeconf
More at http://event.gigaom.com/mobilize/

Published in: Technology

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  • 1. SELF-ORGANIZED RESILIENT WIRELESS NETWORKING Sebastien Roy Professor Université de SherbookeWednesday, November 7, 12
  • 2. Wednesday, November 7, 12
  • 3. Sébastien Roy Philippe Leroux José Lagunas Self-Organized Resilient Wireless NetworkingWednesday, November 7, 12
  • 4. Wednesday, November 7, 12
  • 5. Wednesday, November 7, 12
  • 6. Wednesday, November 7, 12
  • 7. Wednesday, November 7, 12
  • 8. Wednesday, November 7, 12
  • 9. • Expensive spectrumWednesday, November 7, 12
  • 10. • Expensive spectrum • Costly deploymentWednesday, November 7, 12
  • 11. • Expensive spectrum • Costly deployment • Rigid planningWednesday, November 7, 12
  • 12. • Expensive spectrum • Costly deployment • Rigid planning • Micro / nano / femto cells largely ineffectiveWednesday, November 7, 12
  • 13. • Expensive spectrum • Costly deployment • Rigid planning • Micro / nano / femto cells largely ineffective • Requires coordination, which is difficultWednesday, November 7, 12
  • 14. WiFi: a Global SuccessWednesday, November 7, 12
  • 15. WiFi: a Global Success • Spectrum is freeWednesday, November 7, 12
  • 16. WiFi: a Global Success • Spectrum is free • Ad hoc deploymentWednesday, November 7, 12
  • 17. WiFi: a Global Success • Spectrum is free • Ad hoc deployment • High throughputsWednesday, November 7, 12
  • 18. WiFi: a Global Success • Spectrum is free • Ad hoc deployment • High throughputs • Commodity pricesWednesday, November 7, 12
  • 19. WiFi: a Global Success • Spectrum is free • Ad hoc deployment • High throughputs • Commodity prices • Built into most computers / devicesWednesday, November 7, 12
  • 20. WiFi: a Global Success • Spectrum is free • Ad hoc deployment • High throughputs • Commodity prices • Built into most computers / devices • > 1 billion chipsets in 2011 aloneWednesday, November 7, 12
  • 21. WiFi: DrawbacksWednesday, November 7, 12
  • 22. WiFi: DrawbacksWednesday, November 7, 12
  • 23. WiFi: Drawbacks • High network densityWednesday, November 7, 12
  • 24. WiFi: Drawbacks • High network density • Collapses at high trafficWednesday, November 7, 12
  • 25. WiFi: Drawbacks • High network density • Collapses at high traffic • Coverage issuesWednesday, November 7, 12
  • 26. WiFi: Drawbacks • High network density • Collapses at high traffic • Coverage issues • No QoS controlWednesday, November 7, 12
  • 27. WiFi: Drawbacks • High network density • Collapses at high traffic • Coverage issues • No QoS control • Primitive coordination between APsWednesday, November 7, 12
  • 28. WiFi: Drawbacks • High network density • Collapses at high traffic • Coverage issues • No QoS control • Primitive coordination between APs • Inefficient MACWednesday, November 7, 12
  • 29. WiFi: Drawbacks • High network density • Collapses at high traffic • Coverage issues • No QoS control • Primitive coordination between APs • Inefficient MAC • NOT RELIABLEWednesday, November 7, 12
  • 30. AmbNet A A AWednesday, November 7, 12
  • 31. AmbNet • Leverages WiFi PHY / chipsets A A AWednesday, November 7, 12
  • 32. AmbNet • Leverages WiFi PHY / chipsets • Proprietary MAC A A AWednesday, November 7, 12
  • 33. AmbNet • Leverages WiFi PHY / chipsets • Proprietary MAC A • Synchronized time slots A AWednesday, November 7, 12
  • 34. AmbNet • Leverages WiFi PHY / chipsets • Proprietary MAC A • Synchronized time slots • Implicit coordination A between APs AWednesday, November 7, 12
  • 35. AmbNet • Leverages WiFi PHY / chipsets • Proprietary MAC A • Synchronized time slots • Implicit coordination A between APs A • Implicit balancing between user needsWednesday, November 7, 12
  • 36. AmbNet A A AWednesday, November 7, 12
  • 37. AmbNet • Leverages A engineered emergent behavior A AWednesday, November 7, 12
  • 38. AmbNet • Leverages A engineered emergent behavior A • Minimal signaling A overheadWednesday, November 7, 12
  • 39. AmbNet • Leverages A engineered emergent behavior A • Minimal signaling A overhead • Plays nice with WiFiWednesday, November 7, 12
  • 40. AmbNetWednesday, November 7, 12
  • 41. AmbNet According to Cisco:Wednesday, November 7, 12
  • 42. AmbNet According to Cisco: • IP and Internet traffic will triple by 2016Wednesday, November 7, 12
  • 43. AmbNet According to Cisco: • IP and Internet traffic will triple by 2016 • By that time, more than half of that traffic will be WiFi- basedWednesday, November 7, 12
  • 44. AmbNet According to Cisco: • IP and Internet traffic will triple by 2016 • By that time, more than half of that traffic will be WiFi- based • Video will be dominantWednesday, November 7, 12
  • 45. Wednesday, November 7, 12