Patent ID: 8733639

Claim:
A method for communication between an automobile vehicle ( 10 ) and payment means ( 23 ) carried by a user in order to pay for an action carried out on said automobile vehicle ( 10 ), said vehicle ( 10 ) being equipped with a means of wireless communication ( 11 ) and the payment means ( 23 ) comprising at least one portable device ( 20 ) equipped with a means of wireless communication ( 22 ) for communicating with the vehicle ( 10 ) via a wireless communication (A), and for communicating with a central server ( 40 ) via a wireless communication (C) and an electronic payment card ( 30 ), said method being characterized in that: the electronic payment card ( 30 ) is equipped with means of wireless communication ( 31 ) for communicating with the portable device ( 20 ) via a wireless communication (B), the electronic payment card ( 30 ) is equipped with storage means ( 32 ), and in that the method comprises the following steps: step 110 : by activation of the portable device ( 20 ), transmission from the vehicle ( 10 ) to the portable device ( 20 ) of an identifier (ID V ) specific to the vehicle ( 10 ) and transmission from the electronic payment card ( 30 ) to the portable device ( 20 ) of an identifier (ID C ) specific to the electronic payment card ( 30 ), step 120 : prior to the performance of the action on the vehicle ( 10 ), comparison by the portable device ( 20 ) of the identifiers received (ID C , ID V ) with identifiers pre-stored during an initialization step (step 100 ), step 140 : if the identifiers (ID C , ID V ) match, transmission of these identifiers from the portable device ( 20 ) to the central server ( 40 ), step 150 : test for coherence of the received data (ID C , ID V ) by the central server ( 40 ), step 160 : if the coherence test is positive, transmission from the central server ( 40 ) to the portable device ( 20 ) of authentication data (D ID ) for the electronic payment card ( 30 ) for single use, step 170 : transmission by the portable device ( 20 ) of the authentication data (D ID ) for single use to the electronic payment card ( 30 ) and storage in the electronic payment card ( 30 ), by the storage means ( 32 ), of the authentication data (D ID ) for single use, step 180 : performance of the action by the user, step 190 : payment by the user with the electronic payment card ( 30 ) using the authentication data (D ID ) for single use.