×

SYSTEM FOR INTER-COMMUNICATION BETWEEN LAND MOBILE RADIO AND PUSH-TO-TALK-OVER-CELLULAR SYSTEMS

  • US 20170231014A1
  • Filed: 04/21/2017
  • Published: 08/10/2017
  • Est. Priority Date: 11/23/2004
  • Status: Abandoned Application
First Claim
Patent Images

1. A system for providing communications services in a plurality of wireless networks, the system comprising:

  • a network-to-network interface (NNI) gateway for inter-communications between a Push-to-Talk-over-Cellular (PoC) system in a first wireless network and a Land Mobile Radio (LMR) system in a second wireless network;

    wherein the PoC system provides PoC call sessions for PoC mobile units in the first wireless network;

    wherein the LMR system provides Push-to-Talk (PTT) call sessions for LMR subscriber units in the second wireless network; and

    wherein the gateway bridges the LMR system to the PoC system such that the PoC system is exposed to the LMR system as an emulated LMR system and the LMR system is exposed to the PoC system as an emulated PoC system when a call is placed across the first wireless network and the second wireless network between the PoC mobile units and the LMR subscriber units.

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