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Call progress information in cable telephony

  • US 7,831,026 B1
  • Filed: 10/05/2006
  • Issued: 11/09/2010
  • Est. Priority Date: 07/10/2002
  • Status: Expired due to Fees
First Claim
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1. Apparatus including a first port for connecting, through a junction to a cable head-end, and including a second port for connecting to a telephone, and a digital signal processor comprising:

  • a processing module thatreceives, via the first port, an alert bursts sequence having at least one burst, the bursts indicating that connection to the telephone is sought by a remote party, and further receives call information following a first burst of the alert bursts,performs an analysis of the call information,sends, via the first port, a message toward the head-end when the analysis determines that the call progress information fails to meet a selected sufficiency level,receives, via the first port, a responsive message that augments the call information; and

    first transmission means for communicating the augmented call information to a controller in a set-top box.

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