Hub device, multi-device system including the hub device and plurality of devices, and method of operating the same

A method, performed by a hub device, of controlling a device based on a voice input, the method comprising:

• receiving a voice input of a user;
• converting the received voice input into text by performing automatic speech recognition (ASR);
• determining an operation-performing device based on the text, by using a device determination model;
• identifying a device that stores a function determination model corresponding to the determined operation-performing device;
• and
• providing at least part of the text to the identified device.

A non-transitory computer-readable recording medium having recorded thereon a program for executing a method comprising:

• receiving a voice input of a user;
• converting the received voice input into text by performing automatic speech recognition (ASR);
• determining an operation-performing device based on the text, by using a device determination model;
• identifying a device that stores a function determination model corresponding to the determined operation-performing device;
• and
• providing at least part of the text to the identified device.