Patent ID: 7337975
Filing Date: 2008-03-04
Classification: G06K,H05K

Abstract:
1. A method for the multi-step manufacture of contactless tickets or cards including a chip connected to an antenna on a paper support, said method comprising printing in series, using screen printing ink, antennas on a paper support strip, in fixing a chip on each ticket by connecting the bonding pads of the chip to the bonding pads of the antenna and in covering said paper support strip comprising the screen-printed antennas and the corresponding chips with an adhesive paper strip, each of the steps being followed by the winding of said paper support strip before moving onto the next step; wherein said method includes a step comprising covering each of said screen-printed antennas with a protective layer, applied by printing, said protective layer being provided for preventing the screen printing ink from being transferred onto the back of the paper support strip during the successive windings thereof after each step.