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

  • US 6,628,772 B1
  • Filed: 10/13/1999
  • Issued: 09/30/2003
  • Est. Priority Date: 04/28/1994
  • Status: Expired due to Term
First Claim
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1. An enhanced method of providing telephone directory assistance from a directory assistance center having a directory assistance node and a directory assistance switch, the method comprising the steps:

  • (a) receiving a customer call through a first network switch from a customer telephonic device in an external telephone network;

    (b) receiving signaling data associated with the customer call through a network node;

    (c) connecting the customer call through the first network switch to the directory assistance switch over a first voice connection between the directory assistance switch and the first network switch;

    (d) connecting the signaling data associated with the customer call to the directory assistance node over a data connection between the directory assistance node and the network node;

    (e) connecting the customer call to a directory assistance operator;

    (f) determining a destination telephonic device number of a desired party wanted by the customer in a computer database;

    (g) initiating a telephonic connection between the customer telephonic device and the destination telephonic device over a second voice connection between the directory assistance switch and a second network switch, the telephonic connection being responsive to one of a plurality of connection options, at least one of the connection options including the following steps (h)-(i);

    (h) detecting at the directory assistance node one or more instances of a command issued by the customer; and

    (i) performing a predetermined function upon detection of one or more instances of the command.

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