Bubble-Sensing: A New Paradigm for Binding a Sensing Task to the Physical World using Mobile Phones...
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Transcript of Bubble-Sensing: A New Paradigm for Binding a Sensing Task to the Physical World using Mobile Phones...
Bubble-Sensing: A New Paradigm for Binding a Sensing Task
to the Physical World using Mobile Phones
Hong Lu , Nicholas D. Lane, Shane B. Eisenman, Andrew T. Campbell
Dartmouth College
• Sensing Bubble• (action, region, duration)
•IdeaOpportunistically leverage cell phone density within the area to maintain coverage
Virtual roles• Bubble creator • Bubble anchor• Bubble carrier• Sensing node
Bubble Sensing
Take a photo here !!
Bubble Creation Phase
Bubble CreatorBubble Anchor
Mobile SensorMobile Sensor
Bubble Server
Bubble Maintenance Phase
Bubble Anchor
Mobile SensorMobile Sensor
Bubble Anchor
Bubble Server
Bubble Restoration Phase
Bubble Server
Mobile Sensor
Bubble Anchor
Mobile Sensor
Bubble carrier
Test bed Implementation• Device
• Nokia N95, • Nokia N80 + BlueCel dongle
• Pys60
• WiFi based communication • Ad-Hoc mode • infrastructure mode• 4mw
• Beacon based WiFi localization
• The sensing task:• Take sound clips
Sensing Coverage over Time
Fidelity
Related Work
• Mobile phone as a sensing device• UCLA, UIUC, MIT, Ohio State• Nokia, Motorola, Intel, Microsoft
• Exploit location information • Routing, Geocast• geographic storage, DCS, GHT
• Theoretical work• Virtual static node
Thanks for Listening