Authentication device for controlling access to motor vehicle, has reader comprising magnetic fixation units cooperating with magnetic fixation units of storage medium for maintaining medium in selected zone of selected surface of reader

摘要

The device has a portable storage medium (SS) for storing identification data. A reader (LS) interacts with the medium for obtaining the stored data and authorizing starting of an engine of a motor vehicle in case of authentication of the obtained data. The reader has a set of magnetic fixation units (MF) cooperating with a set of magnetic fixation units (MF) of the medium for maintaining the medium in a selected zone (ZC) of a selected surface of the reader.