Patent ID: 6580789
Filing Date: 2003-06-17
Classification: H04M

Abstract:
A method for automatically inserting a prefix dialer to an outgoing telephone call made by a user's telephone connected to a central office phone line, said method comprising the steps of:(a) prior to lifting a telephone off hook, storing an indicator when an incoming call is being made to a user's telephone; (b) determining whether a user has taken his or her telephone off hook to place an outgoing call or to answer an incoming call; (c) isolating the user's telephone from the central office phone line where step (b) determines that the user has taken his or her telephone off hook to place an outgoing call; (d) analyzing one or more DTMF digits entered by the user; and (e) automatically inserting a prefix dialer before the user entered DTMF digits if certain predefined conditions are met.