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System having a control unit and a status acquisition device as well as a method for testing/diagnosing such a system

  • US 7,551,998 B2
  • Filed: 07/12/2002
  • Issued: 06/23/2009
  • Est. Priority Date: 07/26/2001
  • Status: Expired due to Fees
First Claim
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1. A system, comprising:

  • a control unit configured to trigger a restraint system assigned to a seat of a vehicle in response to an event to be interpreted as an impact on an obstacle; and

    a status acquisition device connected to the control unit via a transmission channels, the status acquisition device recording a condition for the triggering when the event is present, the status acquisition device configured to regularly transmit to the control unit via the transmission channel a data record corresponding to a presence or a non-presence of the condition, wherein the status acquisition device is configured to transmit to the control unit a second data record corresponding to type characteristics of the status acquisition device in response to a defined stimulation signal, the control unit configured to transmit the stimulation signal to the status acquisition device, and to supply the second data record received thereupon to a diagnosis device, in response to a diagnosis execution signal from the diagnosis device;

    wherein the type characteristics identify the status acquisition device.

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