Disclosed is a mobile device (200) configured to communicate over a network (210) with a controller (220) of an elevator system (230), wherein the mobile device (200) is configured to: initiate a service request call over the network (210) to the controller (220); transmit, to the controller (220) during the service request call, a service request for an elevator service at a first level (260a); receive, from the controller (220), a first data including a reference number that is indicative of an elevator assignment assigned to an elevator car (250) in response to the service request, wherein the elevator assignment instructs the elevator car (250) to travel to the first level (260a); automatically initiate a status update call over the network (210) to the controller (220) when the service request call terminates before receiving the elevator service; and transmit, to the controller (220) during the status update call, a second data including the reference number without transmitting an additional service request for the elevator service.
METHOD AND APPARATUS FOR SECURING ELEVATOR SERVICE OVER A TELECOMMUNICATIONS NETWORK
VERFAHREN UND VORRICHTUNG ZUR SICHERUNG EINES AUFZUGSDIENSTES ÜBER EIN TELEKOMMUNIKATIONSNETZWERK
PROCÉDÉ ET APPAREIL DE SÉCURISATION DE SERVICE D'ASCENSEUR SUR UN RÉSEAU DE TÉLÉCOMMUNICATION
2021-05-26
Patent
Elektronische Ressource
Englisch
IPC: | B66B Aufzüge , ELEVATORS |
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