mobile-p2p-tutorial

Mobile P2P Databases Ouri WolfsonUniversity of Illinois, ChicagoEnvironmentPda’s, cell-phones, sensors, hotspots, vehicles, with short-rangewireless capabilities A central server does not necessarily existShort-range wireless networksresource 8wi-fi (100-200 meters)bluetooth (2-10, popular)zigbeeresource-query CLocal queryresource-query AUnlicensed spectrum (free)resource 1resource-query BLocal database resource 2resource 4resource 3resource 5 High bandwidth3 communication modes“Floating database” listeningtransmitting (amount)Resources of interest receiving (amount)in a limited geographic areapossibly for short time durationPower/search tradeoffNovember 24, 2008 Ouri Wolfson, UIC 2Applications coexist„„„„„„„„„„„„„„„„„„Mobile Local Search: applicationssocial networking (wearable website) Personal profile of interest at a conventionSingles matchmakingGames Reminder mobile electronic commerceSale on an item of interest at mallMusic-file exchangetransportationemergency response Search for victims in a rubble military Sighting of insurgent in downtown Mosul in last hourasset management and trackingSensors on containers exchange security information => remote checkpointsmobile collaborative worktourist and location-based-servicesClosest ATMNovember 24, 2008 Ouri Wolfson, UIC 3„„„„„Transportation SafetyVehicle in front has a malfunctioning brake lightVehicle is about to run a red light Patch ...