Vorrichtung, Verfahren und Anlagensystem zur Interaktion mit einem Benutzer, Verfahren zur Aufnahme in eine Benutzergruppe

摘要

An automatic vending machine, a method and a system for interacting with a user are proposed for a vending system. The user is identified and can be authenticated during each vending operation, wherein unambiguous data transmission by the device sending the data can be determined using calls which are not scheduled. In addition, considerable costs are saved.