Patent ID: 6018574
Filing Date: 2000-01-25
Classification: H04M,H04Q

Abstract:
In an Advanced Intelligent Network, where an enhanced telecommunication service is set up for a directory number, the enhanced telecommunication service having an active state wherein the enhanced telecommunication service is applied to calls received for the directory number and an inactive state wherein the enhanced telecommunication service is not applied to calls received for the directory number, a method for activation of the enhanced telecommunication service without a turn-on call from a subscriber, the method comprising the steps of:receiving a first call directed to the directory number, where the enhanced telecommunication service is in the inactive state;with respect to the first call, making a detection of a no answer condition from the directory number;in response to the detection of the no answer condition, changing the enhanced telecommunication service to the active state; andmaintaining the enhanced telecommunication service in the active state for successive calls,whereby the enhanced telecommunication service is activated by the detection of the no answer condition for the first call, without the turn-on call from the subscriber, and remains activated for successive calls to the directory number.