Low Level Function
2.2.1 Manage Stolen Vehicle Actions

Overview

This Function shall be capable of providing the following facilities:

(1) The ability to collect the data sent to it by the actual stolen vehicle and forward it to other functionality that will send it to both the Emergency Operator and Emergency System terminators.
(2) The ability to issue cancellation of the stolen Vehicle report when the appropriate data is received from the Vehicle.

Functional Requirements

(a) continuously monitor for the receipt of either of the input data flows
(b) when the stolen vehicle notification data flow is received in (a) is received, re-format the data it contains as required
(c) immediately (b) has been completed send notification to the functionality serving the emergency services in the stolen vehicle data for emergency services data flow and to the emergency operator in the stolen vehicle data for emergency operator data flow
(d) keep an internal record of the stolen vehicle
(e) when the data flow in (b) is received again but with a different location, repeat (b) and (c)
(f) when the data flow in (b) is received again but with a notification that the vehicle is no longer stolen, repeat (b) and (c) and remove the internal record that was set up in (d)
(g) when the send stop stolen vehicle message data flow is received, immediately send the stolen vehicle stop message to functionality in the Provide Advanced Driving Assistance Functional Area.

Diagrams

The Diagram(s) is (are) the diagram(s) where you can find the function :
  • DFD 2.2 Manage Stolen Vehicle Reporting
  • Functional Tree of Area 2
  • Parent Higher Level Function

    Input logical dataflows

    Output logical dataflows

    User needs

    Number

    Description

    5.1.1.3
    Deleted - outside new system boundary.
    5.1.1.4
    The system shall be able to provide the location of a vehicle when it has been stolen and/or to indicate when it passes a certain point.