Patent ID: 8768311

Claim:
A selective call blocker for at least one mobile cellular device in a desired zone and otherwise capable of an inbound call or an outbound call with at least one cellular base station, the at least one mobile cellular device having at least one wirelessly settable parameter therein enabling establishment of an inbound call, the at least one wirelessly settable parameter comprising at least one of a frequency, a power level, and a coding parameter, the selective call blocker comprising: a receiver; a transmitter; and a selective call blocking controller cooperating with said receiver to determine the at least one wirelessly settable parameter of the at least one mobile cellular device enabling establishment of an inbound call, and said selective call blocking controller cooperating with said transmitter to wirelessly change the at least one wirelessly settable parameter in the at least one mobile cellular device to selectively block an inbound call to the at least one mobile cellular device and without defeating the capability of the at least one mobile cellular device to establish an outbound call and thereby designate the selective call blocker as a preferred base station for all traffic to and from the at least one mobile cellular device.