Post on 28-Dec-2015
transcript
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
Bubble-Sensinghong@cs.dartmouth.edu
Take a photo here !!
Bubble Creation Phase
Bubble-Sensinghong@cs.dartmouth.edu
Bubble CreatorBubble Anchor
Mobile SensorMobile Sensor
Bubble Server
Bubble-Sensinghong@cs.dartmouth.edu
Bubble Maintenance Phase
Bubble Anchor
Mobile SensorMobile Sensor
Bubble Anchor
Bubble Server
Bubble Restoration Phase
Bubble Server
Bubble-Sensinghong@cs.dartmouth.edu
Mobile Sensor
Bubble Anchor
Bubble Restoration Phase
Bubble Server
Bubble-Sensinghong@cs.dartmouth.edu
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
Bubble-Sensinghong@cs.dartmouth.edu
Sensing Coverage over Time
Bubble-Sensinghong@cs.dartmouth.edu
Fidelity
Bubble-Sensinghong@cs.dartmouth.edu
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
Bubble-Sensinghong@cs.dartmouth.edu
Thanks for Listening
Bubble-Sensinghong@cs.dartmouth.edu