RECORD CARRIER COMPRISING AN INTEGRATED CIRCUIT

摘要

A record carrier according to the invention has a first area 3 for storing information and a second area 4 having an integrated circuit 4 '. This integrated cixcuit has transmitting means for transmitting additional information and means for receiving a signal for power supply of the integrated circuit. The receiving means has a photodiode. The integrated circuit further has frequency control means for controlling the frequency transmitted by the transmitting means. The invention also relates to a device for reading a record carrier and an integrated circuit.