×

Direct calling to devices via a shared telephone number

  • US 7,711,101 B2
  • Filed: 08/12/2005
  • Issued: 05/04/2010
  • Est. Priority Date: 08/12/2004
  • Status: Active Grant
First Claim
Patent Images

1. A method for establishing a voice telephone call with a device that has an address outside the address space of the Public Switched Telephone Network, said method comprising:

  • receiving a first call set-up message for a first voice telephone call that has been forwarded from a first originally-called telephone number, wherein said first originally-called telephone number is an address in the address space of the Public Switched Telephone Network; and

    attempting, without human intervention and without intervention of an interactive voice response system, to establish a voice telephone call with a first device that has an address outside the address space of the Public Switched Telephone Network;

    wherein said address of said first device is found from said first originally-called telephone number; and

    wherein the caller of said first voice telephone call is not notified of the forwarding from said first originally-called telephone number.

View all claims
  • 27 Assignments
Timeline View
Assignment View
    ×
    ×