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Wireless backup telephone device and associated support system

  • US 7,130,609 B2
  • Filed: 05/21/2004
  • Issued: 10/31/2006
  • Est. Priority Date: 03/15/1999
  • Status: Expired due to Term
First Claim
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1. A wireless backup telephone device for providing emergency backup telephone service to customer premises telephone equipment connected through a landline to a telephone network, the device operable for:

  • detecting an interruption of telephone service provided by the landline to the customer premises equipment;

    in response to detecting the interruption, powering a wireless communication device operable for communicating with a wireless network;

    switching the customer premises equipment to be functionally connected to the wireless communication device;

    transmitting a message instructing a telephone call redirection device to forward telephone calls directed to a directory number assigned to the customer premises telephone equipment to a directory number assigned to the wireless communication device; and

    providing emergency backup telephone service to the customer premises telephone equipment through the wireless communication device.

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