According to an aspect, there is provided an elevator communication system including a communication bus applying a master-slave protocol, a master node connected to the communication bus and at least one slave node connected to the communication bus. The master node and the at least one slave node are configured to apply, for data communication in the communication bus, a repeating frame structure in which a first time slot of a frame is reserved for the master node and in the remaining time slots of the frame each slave node of the at least one slave node has a dedicated time slot. The master node is configured to extend the time between consecutive frames in order to enable a power saving mode for the communication bus.


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    Title :

    ELEVATOR COMMUNICATION SYSTEM


    Contributors:
    JUSSILA ARI (author) / KATTAINEN ARI (author)

    Publication date :

    2024-07-11


    Type of media :

    Patent


    Type of material :

    Electronic Resource


    Language :

    English


    Classification :

    IPC:    B66B Aufzüge , ELEVATORS / H04L TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION , Übertragung digitaler Information, z.B. Telegrafieverkehr



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