Personal card comprising a safety switch
AssigneeU.S. Philips Corporation
InventorPaul Parmentier
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Abstract
A personal card having a carrier on which an integral solid-state memory is provided in which a bit combination which is intended for identification is stored. The memory is connected in series with a safety switch which can be switched on by a control device for the processing of the bit combination by an electronic processing device such as a computer.
Claims5
A personal card comprising carrier on which a bit combination is stored which is intended to be recognized and which can be read by an external electronic processing device in the activated condition of contact means of a control device which is connected to the electronic processing device, characterized in that the bit combination is stored in an integrated solid-state memory which is accommodated on the carrier and which is isolated from its environment in the switched-off condition of a safety switch which is accommodated on the carrier and which is connected electrically in series with the memory, said memory being electronically readable by the external electronic processing device when the safety switch is switched on by the control device and an external connection which is connected electrically in series with the safety switch is contacted by the control device.
Dependencies are inferred from the claim text.