Patent ID: 6405049
Filing Date: 2002-06-11
Classification: G06F,G07G,H04W,Y02D

Abstract:
A mobile communications device, comprising:a) an activatable transceiver circuit for wireless communication when activated with at least one of a plurality of access points of a private, local area network; b) an activatable telephone circuit for wireless communication when activated with at least one of a plurality of cell sites of a public, cellular telephone network independent of the private network; and c) control means for activating one of the circuits to enable wireless communication with one of the independent networks by default, for determining a quality of the wireless communication between said one circuit and said one independent network, and for automatically activating the other of the circuits to enable wireless communication with the other of the independent networks upon a determination that the quality of the wireless communication between said one circuit and said one independent network has satisfied a predetermined switching criterion.