Patent ID: 6473422
Filing Date: 2002-10-29
Classification: H04W

Abstract:
A communications network for screening incoming circuit switched calls, said communications network comprising:a packet switched network; a circuit switched network coupled to the packet switched network; a mobile terminal of a called party registered for packet switched communications capable of communicating through either the circuit switched network or the packet switched network, said mobile terminal having the ability to screen calls while said called party is communicating through said packet switched network by generating and transmitting to a visited packet mobile services switching center within said packet switched network a list having at least one listed phone number, each listed phone number corresponding to a calling party; said circuit switched network further including a gateway mobile services switching center for determining whether a match exists between a phone number of an incoming circuit switched call and anyone of the at least one listed phone number; and said visited packet mobile services switching center within said packet switched network for informing the called party currently operating in said packet switched network of the incoming circuit switched call when said gateway mobile services switching center has determined a match to exists.