Patent ID: 7349687

Claim:
A method for handling a telephone call from a calling subscriber to a radio mobile phone of a called subscriber, the method comprising the steps of: I—determining if the called subscriber is not reachable, due to the mobile phone being in detach mode or due to absence of a radio frequency signal, and if a call diversion device towards an answering service or another phone number is not operative; II—in the affirmative case, routing a signaling component of the telephone call from a switching node to a storage and management device, distinct from and external to the switching node, for storage and management of data relating to the telephone call; III—at said storage and management device, extracting the telephone number of the calling subscriber from the routed signaling component of the telephone call, and recording in a number list said telephone number and an hour/date of the telephone call; IV—emitting a deliver message from said storage and management device to said switching node, in order to allow said switching node to release the phonic channel of the telephone call; V—determining, at said storage and management device, if the mobile phone of the called subscriber is reachable again; VI—in the affirmative case, sending a message comprising said telephone number and said hour/date of the telephone call, from said storage and management device to a SMS service center; VII—transmitting from said SMS service center to the mobile phone of the called subscriber, a SMS message including said telephone number and said hour/date of the telephone call.