Detection system for making contacts, has transmission and reception devices for transmission and/or reception of query signal and for execution of question-answer dialog on transmission path in activated mode

摘要

The system has a number of transmission and reception devices operating individually on a transmission path, where the devices are designed for transmission of a query signal and/or for reception of the query signal and for execution of a question-answer dialog on the transmission path in an activated mode, where the path is utilized by the devices.