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Trunked communication system true priority channel scan

  • US 4,716,407 A
  • Filed: 12/19/1986
  • Issued: 12/29/1987
  • Est. Priority Date: 10/07/1985
  • Status: Expired due to Term
First Claim
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1. In a trunked communication for communicating messages of varying priority levels having at least one central station for allocating a limited number of communication channels among a plurality of subscribers units each having an identification (ID) code stored therein and constructed and arranged to communicate information on any of the communication channels, a method for any of the plurality of subscribers receiving a current message on a current communication channel to respond to a priority message on another communication channel comprising the steps of:

  • (a) receiving priority data from the central station on the current communication channel;

    (b) determining the priority level of the priority message from said priority data;

    (c) comparing the priority level of the priority message to the priority level of the current message;

    (d) abandoning the current message and responding to the priority message if said priority level of the priority message at least exceeds that of the current message.

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