×

Method and system for dynamic group radio using existing telephony infrastructure

  • US 6,073,014 A
  • Filed: 09/04/1997
  • Issued: 06/06/2000
  • Est. Priority Date: 09/04/1997
  • Status: Expired due to Fees
First Claim
Patent Images

1. A group radio system, comprising:

  • a plurality of remote units;

    a wireline switched telephone network; and

    a group radio controller connected to the wireline switched telephone network which receives messages from one of the plurality of remote units and repeats the messages to the plurality of remote units by way of a group channel, wherein the one of the plurality of remote units is a cellular telephone which communicates with the wireline switched telephone network by way of a cellular network, and wherein the one of the plurality of remote units is an anchor radio which transmits energy to the cellular network, thereby allowing the plurality of remote units to receive from a single channel of the cellular network.

View all claims
  • 4 Assignments
Timeline View
Assignment View
    ×
    ×