Patent ID: 7219844
Filing Date: 2007-05-22
Classification: G06F,G06K,Y04S

Abstract:
1. An encrypted access electronic entity comprising: a microcircuit for executing operations; a connector interface for coupling said microcircuit to a server adapted to provide power to said microcircuit via said connector interface; an integrated battery; and a selector device to connect at least one portion of said microcircuit to said battery when predetermined operations are being executed by said at least one portion of said microcircuit, wherein said microcircuit comprises a processor and said selector device includes a multiplexer controlled by said processor, said multiplexer having two inputs, one of which is connected to said connector interface and the other of which is connected to said battery, an output of said multiplexer being connected to an electrical power supply input of said processor, and wherein said multiplexer is commanded by said processor to selectively connect said output to one or the other of said inputs.