SECURITY ELEMENTS FOR ANTENNAS

摘要

The present invention relates to a portable data carrier (2) and a method for the production thereof, consisting of a device (4) for storing and processing data, an aerial (6) for transmitting energy and information which is connected to the device (4), and also a plastic surrounding the device (4) and the aerial (6), characterized in that the plastic of the portable data carrier is transparent or partially transparent, and the aerial (6) has at least one security feature.