Patent ID: 6463095
Filing Date: 2002-10-08
Classification: G06F,H04B,H04N,H04W

Abstract:
An IC card radio modem having a housing and comprising an IC card unit disposed in a slot in said housing, said IC card unit including a PCMCIA interface, an IC card controller connected to said PCMCIA interface for controlling said IC card unit, an infrastructure compatible interface connected to said IC card controller and a memory for storing infrastructure type information corresponding to a plurality of different external infrastructures and for storing a plurality of infrastructure selection criteria in the memory, said memory being connected to said IC card controller, a plurality of infrastructure-compatible units connected at multiple points to said IC card unit through an IC card interface, each of said infrastructure-compatible units being constructed to operate with a respective one of said plurality of different external infrastructures; the IC card controller choosing the one of said infrastructure-compatible units which best meets the infrastructure selection criteria in accordance with one information stored in the memory; and an antenna for sending information communication to a designated one of said external infrastructures corresponding to said designated infrastructure-compatible unit.