COMPUTER PROGRAM, COMMUNICATION CIRCUIT, VEHICLE, TRAILER, AND METHODS FOR COMMUNICATION BETWEEN A VEHICLE AND A TRAILER

A computer program, a communication circuit, a transportation vehicle, a trailer, and methods for communication between a transportation vehicle and a trailer. The method for the transportation vehicle includes receiving a message from one or more traffic participants, determining whether the respective traffic participant is attached to the transportation vehicle using the message, and associating the message to the trailer in response to determining that the respective traffic participant is attached to the transportation vehicle.