Notes
Slide Show
Outline
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OPPORTUNITY FOR SAFER DRIVING
  • Greater situational awareness
    • Your vehicle can “see” nearby vehicles and knows roadway conditions you can’t see
    • 360 degree “visibility”
  • Reduce or even eliminate crashes thru:
    • Driver Advisories
    • Driver Warnings
    • Vehicle Control
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RESEARCH TOWARDS IMPLEMENTATION
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KEY SAFETY PROGRAM OBJECTIVES
  • 2013 Decision on Vehicle Communications for Safety (light vehicles)


  • 2014 Decision on Vehicle Communications for Safety (heavy vehicles)


  • 2015 Infrastructure Implementation Guidance


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TECHNOLOGY FOR SAFETY – 5.9 GHZ DSRC
  • What it is
    • Wi-fi radio product
    • Adapted for high speed environment
    • Cheap to produce in quantity
  • How the technology works
    • Messages transmitted at 10 times/sec
      • Basic Safety Message (vehicle size, position, speed, heading acceleration, brake system status)
    • Operating range of 300 meters (line-of-sight)
  • Benefits of the technology
    • Reduced Price
    • Less False Alarms à Delayed warnings
    • More Crash Scenarios à Increased performance
      • Can communicate “thru” other vehicles and blind intersections
  • Drawback of the technology à Both vehicles need to be equipped



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SAFETY PILOT OBJECTIVES
  • User acceptance
  • Estimating safety system effectiveness values
  • How the system operates in a real world, concentrated environment
    • Applications
    • Security
  • The role that aftermarket devices can play in accelerating benefits
  • Any additional research gaps


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US DOT OVERSIGHT
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LIGHT VEHICLE CONSORTIUM
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TEST CONDUCTOR TEAM
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DRIVER ACCEPTANCE CLINIC VEHICLES
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USER ACCEPTANCE – DRIVER CLINICS
  • 6 locations across the U.S. - began in August 2011
  • Over100 drivers per location
  • Experienced crash warnings
    • Forward Crash Warning
    • Emergency Brake Light
    • Blind Spot Warning
    • Lane Change Warning
    • Intersection Assist
    • Do Not Pass Warning


  • Feedback from drivers was overwhelmingly positive
    •  ~90% of drivers expressed desire for such a system
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SUMMARY OF SURVEY RESULTS
  • Desirability
    • 91% of drivers surveyed would like to have this technology on their vehicles






  • Willingness to Pay
    • 58% of the drivers surveyed would pay more than $250 to have this technology on their vehicles

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MODEL DEPLOYMENT SITE – ANN ARBOR, MI
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MODEL DEPLOYMENT FLEET
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MODEL DEPLOYMENT ACCOMPLISHMENTS
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INTEROPERABILITY ACHIEVED
  • 3 Stages of Testing Completed
    • Including bench and field testing
  • 8 Vehicle manufacturers (CAMP)
  • Multiple vendors included
    • Savari
    • Cohda

  • Multiple vehicle platforms
    • Light, heavy, and transit vehicles
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VEHICLES & DEVICES DEPLOYED
  • 2,313 VADs
  • 187 ASDs
  • 64 Integrated Light Vehicles
  • 19 Integrated / Retrofit Heavy Vehicles
  • 3 Retrofit Transit Vehicles
  • 27 RSEs


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INTERACTIONS GENERATED
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DATA COLLECTED
  • 3 Months of Data Collected
    • Integrated light vehicles
    • Light vehicle ASDs
    • Heavy vehicles


  • Data Transferred to IE
    • Conducted preliminary analysis of system capabilities on dataset


  • Data Transferred to Real-Time Data Capture Program
    • Archiving data for industry research – Research Data Exchange
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LESSONS LEARNED
  • Allowing additional time for end-to-end system testing
    • Increased maturity level of device developers
    • Identified ambiguous parts of specifications
  • GPS antenna placement had a major impact on the performance
    • Internal placement was not viable
    • Viable external locations identified (truck, roof)
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Questions
  • Mike Schagrin – ITS JPO
    • Program Manager, Connected Vehicle Safety and Automation
    • Mike.Schagrin@dot.gov


  • For more information:
    • http://www.its.dot.gov/presentations.htm