Patent ID: 6671506
Filing Date: 2003-12-30
Classification: H04M,H04W

Abstract:
A mobile communication system for providing a different billing scheme for a call connection to a subscriber, comprising:means for generating a home zone signal defining a boundary of home zone; a mobile terminal for receiving the home zone signal and for determining whether the mobile terminal is currently located within the boundary of the home zone; a base station for communicating information signals with the mobile terminal; a visitor location register for temporarily storing a first telephone number and a second telephone number of the subscriber; a mobile exchange unit for receiving the call information, a mobile identification number, and the home zone signal from the base station and for selecting one of the first telephone number and the second telephone number of the subscriber in response to the mobile identification number and the home zone signal; and, billing means for generating a service charge to the subscriber in response to the call information and one of the first telephone number and the second telephone number selected by the mobile exchanges, wherein a predetermined area that defines the boundary of the home is variable for each individual subscriber by a signal strength setting of the means for generating a home signal.