electrical and computer engineering department senior design project 2012 team xia ben bromberg,...
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Electrical and Computer Engineering Department
Senior Design Project 2012Team Xia
Ben Bromberg, Rodrigo Bismonte, Patrick Estabrook
Simple Awareness of Vehicles and Assorted
Night Traffic(SAVANT)
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Problem Statement
We wish to reduce injury and death to pedestrians and bikers caused by lack of visibility.
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System Overview
Users of the road wear GPS devices transmitting their location
Motor vehicles have receivers and transmitters
Displays the location of received GPS information on the windshield (Heads Up Display)
Simple
Awareness of
Vehicles and
Assorted
Night
Traffic
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Block Diagram
The RF “Æther”
Helical GPS
Xbee RF Transmitter
Microcontroller
Helical GPS
Xbee RF Transmitter
Microcontroller
Car System Pedestrian/Cyclist System
Xbee RF Transciever
GPS
BeagleBoard on-board Computer
Display System
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Pedestrian/Cyclist Module (PCM) MDR Prototype
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Pedestrian/Cyclist Module (PCM) CDR Prototype
Insert updated image of PCM prototype here
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Helical GPS Module – 50 Channel D2523T
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ATMega328 Microcontroller
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XBee Module
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Xbee Mesh addressing scheme
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Automobile Module (AMM) – MDR Prototype
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Automobile Module (AMM) – CDR Prototype
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BeagleBoard
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Demonstration!Improvements!
• One more PCM (Pedestrian-Cyclist Module) unit• Installation of helical GPS units in the PCM• AMM (Automobile Module) unit receiving its coordinates using
its GPS receiver• AMM parsing its GPS location• PCM pre-parsing its GPS location before broadcasting
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Budget
Cost BreakdownBeagleBoard Donated Donated
XBee modules Donated(2) Donated(3)
ATMega328 microcontroller Donated (1) Donated (2)
LS20031 GPS module for AMM Donated Donated
D2523T Helical GPS module for PCM
$79.95 (1) $159.90 (2)
Optoma EP-PK-101 10 lumen pico projector
$170.80 $170.80
8”x11” Clear Rear projection film
$20.00 $20.00
Total SpentRemaining Budget
$270.75$229.25
$350.70$149.30
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FPR Goals
I. Pedestrian-Cyclist Module (PCM) final prototype• GPS, XBee, ATTiny
II. Automobile Module (AMM) final prototype• GPS, XBee, BeagleBoard• On-windshield user display
III. Chassis and PCB• Minimization of PCM footprint• Power management
• PCM mobility issues resolved IV. Testing/Experimentation
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FPR Deliverables
Two working PCM units• Minimized and wearable
AMM unit installed and working in a car (or an approximation of a car)• User interface• Projector/display on car windshield• Video of the test
Demonstration of multiple (two real with several simulated) PCM units joining/leaving the dynamic network
Accuracy statistics
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Questions?
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