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Mobile radio device having adaptive position transmitting capabilities

  • US 6,240,294 B1
  • Filed: 05/30/1997
  • Issued: 05/29/2001
  • Est. Priority Date: 05/30/1997
  • Status: Expired due to Fees
First Claim
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1. A method for automatically transmitting position messages across a radio network with a mobile radio device, said method comprising the steps of:

  • initiating the start of a predetermined time limit;

    resetting a predetermined periodic time interval;

    setting a movement starting point which is equal to said radio device'"'"'s current position;

    determining whether a position message has been transmitted by said radio device with a voice or data message;

    repeating said initiating, resetting, setting, and determining steps when a position message has been transmitted by said radio device with a voice or data message;

    determining whether a stand alone position message was transmitted within said predetermined time limit when a position message with a voice or data message has not been transmitted; and

    restarting said predetermined time limit when a stand alone position message has been transmitted.

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