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Call progress information in cable telephony

  • US 6,707,893 B1
  • Filed: 07/10/2002
  • Issued: 03/16/2004
  • Est. Priority Date: 07/10/2002
  • Status: Expired due to Term
First Claim
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1. A method for controlling telephonic communication in an arrangement where a telephone at a user'"'"'s premises is connected to a broadband interface module, that is connected to a remote PSTN interface arrangement through a cable that carries television signals to said broadband interface module, in addition to carrying telephonic communication signals, with a television monitor connected to said broadband interface module for displaying said television signals, said method being carried out in said broadband interface module and comprising the steps of:

  • receiving call progress signaling information from said PSTN interface arrangement;

    analyzing said information to determine whether additional information is needed;

    sending a query message to said PSTN interface arrangement, if said step of analyzing determines that said additional information is needed;

    receiving a data message in response to said step of sending, if said step of analyzing determines that said additional information is needed;

    creating a video message from said call progress signaling information, and from said data message if said step of determining determines that said additional information is needed; and

    applying said video message to said television monitor.

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