Data support with tan-generator and display
First Claim
Patent Images
1. A data carrier comprising:
- a card body;
a device located on the card body;
an actuating display for displaying generated one-time passwords located on a surface of the card body;
display control means that actuates the actuating display, wherein the device is connected by at least one data line to one of the actuating display and the display control means, and wherein the device only operates during generation of the one-time passwords, and the display control means is electrically connected to a display memory that stores the one-time passwords received from the device to which the display memory is electrically connected;
a hardware switching device located on the card body that selectively electrically connects the device and the display control means to an energy source by;
connecting the energy source to the device to provide power to generate a one-time password,disconnecting the energy source from the device immediately after the one-time password has been generated and saved, and connecting the energy source to the display control means to provide power for displaying the generated one-time password on the actuating display; and
wherein the hardware switching device is a system controller module.
2 Assignments
0 Petitions
Accused Products
Abstract
The invention creates a data carrier, in particular chip card, in particular smart card, having a device for generating one-time passwords and having a display for displaying generated one-time passwords. Preferably the data carrier is a Eurocheque card or credit card with the integrated function of an electronic purse (cash card function) and the generated one-time password is a transaction number (TAN) for acknowledging a secure electronic payment transaction.
14 Citations
20 Claims
-
1. A data carrier comprising:
-
a card body; a device located on the card body; an actuating display for displaying generated one-time passwords located on a surface of the card body; display control means that actuates the actuating display, wherein the device is connected by at least one data line to one of the actuating display and the display control means, and wherein the device only operates during generation of the one-time passwords, and the display control means is electrically connected to a display memory that stores the one-time passwords received from the device to which the display memory is electrically connected; a hardware switching device located on the card body that selectively electrically connects the device and the display control means to an energy source by; connecting the energy source to the device to provide power to generate a one-time password, disconnecting the energy source from the device immediately after the one-time password has been generated and saved, and connecting the energy source to the display control means to provide power for displaying the generated one-time password on the actuating display; and wherein the hardware switching device is a system controller module. - View Dependent Claims (2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13, 14, 15, 16, 17, 18, 19, 20)
-
Specification