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Group radio communication system and method using interconnected radio sub-networks

CAFC
  • US 6,591,111 B1
  • Filed: 12/10/1999
  • Issued: 07/08/2003
  • Est. Priority Date: 12/10/1999
  • Status: Expired due to Term
First Claim
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1. A group radio communication system comprising:

  • a first radio sub-network configured to implement point-to-multipoint communication sessions within said first radio sub-network;

    a second radio sub-network configured to implement point-to-multipoint communication sessions within said second radio sub-network; and

    a group controller in data communication with said first radio sub-network and said second radio sub-network, said group controller being configured to manage a common point-to-multipoint communication session involving said first radio sub-network and said second radio sub-network;

    a packet switched data communication network coupled between said first radio sub-network and said group controller and between said second radio sub-network and said group controller;

    a radio sub-network controller associated with each of said first and second radio sub-networks and a plurality of subscriber radios in communication with said radio sub-network controller, and each of said radio sub-network controllers is configured to resolve conflicts between substantially concurrent requests from said plurality of subscriber radios in communication with said radio sub-network controller to be origination points for a point-to-multipoint monolog and to provide subscriber traffic distribution to said plurality of subscriber radios in communication with said radio sub-network controller.

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