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Vehicle Info Event Package draft-singh-simple-vehicle-info-00.txt. Vishal Singh Henning Schulzrinne Piotr Boni IETF 68, Prague. Goals. Representing status and diagnostic information for (motorized) vehicles mainly cars so far, but most applies to buses, planes, boats,.

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vehicle info event package draft singh simple vehicle info 00 txt

Vehicle Info Event Packagedraft-singh-simple-vehicle-info-00.txt

Vishal Singh

Henning Schulzrinne

Piotr Boni

IETF 68, Prague

IETF - SIMPLE

goals
Goals
  • Representing status and diagnostic information for (motorized) vehicles
    • mainly cars so far, but most applies to buses, planes, boats, ...

IETF - SIMPLE

known to be incomplete
Known to be incomplete
  • Need privacy model when presence information of a presentity is composed from information from multiple event packages of same or different presentities
  • Used in combination with dynamic location information
    • speed, heading, ...
  • Need presence package for group membership
    • “people in a room”, “members of a team”, “passengers on a bus”, ...

IETF - SIMPLE

vehicle status information
Vehicle Status Information
  • XML schema for vehicle status and diagnostic information
  • Based on OBD-II (On Board Diagnostics-II) standard
    • Standard by car manufacturers for diagnostics
      • every (US) vehicle since 1996
    • Diagnostic Trouble Code (DTC) is a 5 byte code, more details in draft
  • Vehicle identity using VIN
    • e.g., 1M8GDM9AXKP042788

IETF - SIMPLE

example xml
Example XML

<?xml version="1.0" encoding="utf-8" ?>

<vehicle-info

xmlns="urn:ietf:params:xml:ns:vehicle-info“

entity="sip:[email protected]" state="full" version="1" >

<vehicle-description>

<description>4 door sedan</description>

<make>Toyota</make>

<model>Camry</model>

<year>2003</year>

</vehicle-description>

<vehicle-state>

<status>open</status>

<movement>moving</movement>

<fuel unit="gallon">3.0</fuel>

<temperature unit="F">68</temperature>

<passengers>3</passengers>

<airbags>closed</airbags>

</vehicle-state>

<vehicle-diagnostics>

<obdii DTC="P0120">Throttle Switch Malfunction</obdii>

<obdii RTData="EngineCoolantTemp" unit="F">20</obdii>

<obdii RTData="VehicleSpeed" unit="Miles">55</obdii>

<obdii RTData="EngineRPM" unit="RPM">3257</obdii>

</vehicle-diagnostics>

</vehicle-info>

IETF - SIMPLE

slide6
Uses
  • Could be used to compose presence information of user (RPID)
    • e.g, vehicle at speed 35mph -> user is driving
  • Vehicle as a <device> in presence data model?
  • Vehicle itself is a managed entity (presentity)
    • vehicle management
  • Dynamic association of vehicle with multiple users
    • passengers in car

IETF - SIMPLE

message flow diagram

SUBSCRIBE

Event: presence

SUBSCRIBE

Event: presence

NOTIFY

Event: presence

NOTIFY

Expanded PIDF

Event: presence

SUBSCRIBE

Event: vehicle-info

NOTIFY

Event: vehicle-info

Message Flow Diagram

Vehicle

(VUA)

Vehicle Location

(VLUA)

Application

Watcher

IETF - SIMPLE

open issues
Open issues
  • Will fix up description (lacks detail on items)
    • need feedback on information included
  • Need and support for “set membership” event package?

IETF - SIMPLE

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