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SMART DUST from K. Pister, J. Kahn, B. Boser, and S. Morris Presented for Software Design by Xiaozhou David Zhu June 22, 2001 Kent state University
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SMART DUST Goals Autonomous sensor node (mote) in 1 mm 3 MAV delivery Thousands of motes Many interrogators Demonstrate useful/complex integration in 1 mm 3
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SMART DUST COTS Dust GOALS: Create a network of sensors Explore system design issues Provide a platform to test Dust components Use off the shelf components
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SMART DUST COTS Dust - RF Motes Atmel Microprocessor RF Monolithics transceiver 916MHz, ~20m range, 4800 bps 1 week fully active, 2 yr @1% N S EW 2 Axis Magnetic Sensor 2 Axis Accelerometer Light Intensity Sensor Humidity Sensor Pressure Sensor Temperature Sensor
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SMART DUST COTS Dust - Distributed Algorithms 1”, $100 Sensor nodes are easy algorithms?
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SMART DUST COTS Dust - Optical Motes Laser mote 650nm laser pointer 2 day life full duty CCR mote 4 corner cubes 40% hemisphere
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SMART DUST CCR Interrogator
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SMART DUST Video Semaphore Decoding Diverged beam @ 300m Shadow or full sunlight San Francisco (Coit Tower) to Berkeley (Cory Hall)
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SMART DUST 1 Mbps CMOS imaging receiver Put an asynchronous receiver at every pixel Funded by DARPA/MTO/STAB 0.25 um CMOS in fab
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SMART DUST Micro Mote - First Attempt 300 um
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SMART DUST 2D beam scanning laser lens CMOS ASIC Steering Mirror AR coated dome
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SMART DUST 6-bit DAC Driving Scanning Mirror Open loop control Insensitive to disturbance Potentially low power
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SMART DUST ~8mm 3 laser scanner Two 4-bit mechanical DACs control mirror scan angles. ~6 degrees azimuth, 3 elevation
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SMART DUST Power and Energy Sources Solar cells Combustion/Thermopiles Storage Batteries ~1 J/mm 3 Capacitors ~1 mJ/mm 3 Usage Digital control: nJ/instruction Analog circuitry: nJ/sample Communication: nJ/bit
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SMART DUST Combustion Solid rocket propellant integrated igniter thermoelectric generator
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SMART DUST Dust Delivery Silicon maple seeds Silicon dandelions
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SMART DUST MAV Delivery 60 mph 18 min 1 mi comm Built by MLB Co. 6” 8”
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SMART DUST 24” Bat 40 mph top speed 30 minute loiter autopilot: pressure sensor, gyros, XLs 2 planes, 1 ground station, in 1 suitcase spyplanes.com
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SMART DUST Marine LOE 4 3 MAVs participated, 1 flew 7 sorties on station in minutes
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SMART DUST Goal for ‘01
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SMART DUST Virtual Keyboard
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