Patent ID: 9154938
Filing Date: 2015-10-06
Classification: H04M,H04W

Abstract:
1. A system, implemented on a suitably programmed device, for providing over the air (OTA) prepaid calling services, the system comprising: means for receiving from a wireless device a wireless system access request to access the wireless system; means for determining that the receiving wireless system is not a home system of the wireless device; means for determining at the receiving wireless system alone that the wireless device does not have a valid profile; means for allocating an identity for local service in the receiving wireless system to create a temporary profile associated with the wireless device; means for setting an expiration time period for the temporary profile; means for sending an update to a visitor location register (VLR) of the receiving wireless system to add the wireless device to the VLR, based on the temporary profile; and means for sending information on the temporary profile in a message to a user of the wireless device announcing the allocated identity.