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System and method for providing lifeline telecommunication service to line-powered customer premises equipment

  • US 7,245,583 B1
  • Filed: 09/04/2001
  • Issued: 07/17/2007
  • Est. Priority Date: 09/04/2001
  • Status: Expired due to Term
First Claim
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1. A system for providing lifeline telecommunication service, comprising:

  • network equipment operable to receive telecommunication information from a telecommunication switch, to generate data packets for communicating the telecommunication information over a local loop circuit in a first mode of operation, and to generate an analog signal for communicating the telecommunication information over the local loop circuit in a second mode of operation, the network equipment further operable to apply a first voltage to the local loop circuit in the first mode of operation and to apply a second voltage to the local loop circuit in the second mode of operation; and

    an integrated access device (IAD) operable to receive the first voltage and the data packets from the local loop circuit and to use the first voltage to provide power for processing the data packets in the first mode of operation.

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