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Dual signaling channel communication system and method

  • US 20020025808A1
  • Filed: 01/12/2001
  • Published: 02/28/2002
  • Est. Priority Date: 08/30/2000
  • Status: Abandoned Application
First Claim
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1. A dual signaling channel telephone system, comprising:

  • a wired signaling channel including a telephone central office, and a telephone set; and

    a wireless signaling channel including a central platform to receive messages from a message generator and to generate a radio frequency signal activated by said central platform and to broadcast the messages to a receiver-detector in each telephone set.

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