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Method for providing enhanced directory assistance upon command using out-of-band signaling

  • US 8,031,855 B2
  • Filed: 01/31/2005
  • Issued: 10/04/2011
  • Est. Priority Date: 04/28/1994
  • Status: Expired due to Fees
First Claim
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1. A method for facilitating voice communications between a caller and a called party, comprising:

  • attempting to establish a voice communication between the caller and a desired called party, said attempt includes sending an Initial Address Message signal via a signaling channel;

    during said connection attempt to said desired called party, receiving from said signaling channel a first signal concerning a non-answering condition of the desired party;

    indicating to the caller the non-answering condition of said desired party;

    offering a service to said caller;

    during the step of offering a service to said caller sending via said signaling channel, at least one second Initial Address Message signal for determining whether the non-answering condition persists; and

    if said non-answering condition no longer exists as indicated by a received Answer Call Message signal, ceasing said offer to said caller and establishing a voice channel with said desired party, allowing the caller to communicate with said desired party.

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