HUB DEVICE, MULTI-DEVICE SYSTEM INCLUDING THE HUB DEVICE AND PLURALITY OF DEVICES, AND OPERATING METHOD OF THE HUB DEVICE AND MULTI-DEVICE SYSTEM

摘要

A method, performed by a hub device, of storing a voice assistant model for controlling a device includes receiving information about a first device connected to the hub device, requesting a voice assistant server to update a device determination model stored in the hub device; receiving the updated device determination model from the voice assistant server and storing the received updated device determination model; requesting, from the voice assistant server, information about a function determination model corresponding to the first device; receiving the information about the function determination model corresponding to the first device from the voice assistant server, and determining whether to store the function determination model in the hub device based on the received information; and based on the function determination model being determined to be stored in the hub device, storing, in the hub device, the function determination model corresponding to the first device.