COMMUNICATION PARTNER DEVICE FOR COMMUNICATION WITH ANOTHER COMMUNICATION PARTNER DEVICE OVER A FIRST COMMUNICATION CHANNEL

摘要

In a communication partner device (2A) which belongs to a communication system (1) having at least two such communication partner devices (2A, 2B) and which is designed for contactless communication over a first communication channel (4), wherein one of the two communication partner devices (2A, 2B) contains a communication enable information item (CEIA, CEIB) which is used to enable communication between the one communication partner device (2A) and the other communication partner device (2B) over the first communication channel (4), a communication stage (5A) is provided which is designed for contactless communication with a communication stage (5B) of the other communication partner device (2B) over a second communication channel (7) and which, in the event of communication over the second communication channel (7), is designed to make available the communication enable information item (CEIA, CEIB), necessary for communication over the first communication channel (4), in the communication partner device (2A, 2B) which prior to communication over the second communication channel (7) does not yet contain the communication enable information item (CEIA, CEIB).