Fecha de publicación: 07/06/2018 Fuente: Wipo "IOT" An edge device control method in which an IoT hub having a processor and memory controls edge devices in one or more service areas connected via a network, comprises: a first step in which the IoT hub receives a delivery request message; a second step in which the IoT hub determines, on the basis of transmission requirements included in the delivery request message, service areas intended for the delivery; and a third step in which the IoT hub selects either a broadcast delivery or a unicast delivery for each of the determined service areas.