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Method and apparatus for correlating a unique identifier, such as a PSTN telephone number, to an internet address to enable communications over the internet

  • US 6,539,077 B1
  • Filed: 12/08/1999
  • Issued: 03/25/2003
  • Est. Priority Date: 06/05/1998
  • Status: Expired due to Term
First Claim
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1. A system comprising:

  • a directory service (DS), residing on the Internet, containing non-Internet related unique identifiers and associated Internet addresses, wherein the unique identifiers are an identification of one or more selected from the group consisting of a station set, person, place and organization;

    at least one unique identifier being associated with multiple Internet addresses for different Internet-enabled communications systems;

    the DS including a method to determine, in response to a request for resolution containing one unique identifier, a resolution of the one unique identifier to one of the multiple Internet addresses based on information contained within the request to determine which one Internet address is associated with a given communications system.

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