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Call recovery process and apparatus for a remote monitoring system

  • US 6,718,238 B1
  • Filed: 10/26/2000
  • Issued: 04/06/2004
  • Est. Priority Date: 10/28/1999
  • Status: Expired due to Term
First Claim
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1. For use with a vehicle comprising a plurality of operational systems controllably monitored by an on-board monitor for collecting operational information therefrom, wherein the on-board monitor communicates with a remote site during which information is transferred therebetween, and wherein the operational information is downloaded to the remote site, a method for establishing communications between the on-board monitor and the remote site, comprising:

  • determining the elapsed time since the last successful transfer of information between the on-board monitor and the remote site;

    calling the remote site if the elapsed time reaches a predetermined value and the on-board monitor has not received a call from the remote site during the elapsed time; and

    providing predetermined information to the remote site for use by the remote site to call the on-board monitor.

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