Abstract: An embodiment provides an unmanned flying robot including a communication unit configured to communicate with at least one of a wearable device and a user terminal and receive at least one of state information of a wearer of the wearable device and positional information of the wearable device, a drive unit configured to track the wearable device and adjust a driving altitude of the unmanned flying robot based on the positional information, and a controller configured to control the drive unit so as to track the wearable device based on the positional information and adjust the driving altitude to at least one predetermined altitude based on the state information and an operating method thereof. An embodiment provides a user terminal of tracking a wearable device using an unmanned flying robot.

Abstract: The present invention relates to an XR device and controlling method thereof and is applicable to the fields of 5G communication technology, robot technology, autonomous driving technology and Artificial Intelligence (AI) technology. An XR device according to the present invention includes a transparent display, a sensing unit sensing a user's gaze direction for the transparent display, a command recognizing unit recognizing a user's biometric command for at least one IoT (Internet of Things) device located in front of the transparent display, and a processor connected to the transparent display, the sensing unit and the command recognizing unit, wherein the processor is configured to recognize the IoT device viewed by the user through the transparent display based on the gaze direction sensed through the sensing unit and control the IoT device to perform an operation corresponding to the recognized biometric command.

Abstract: A mobile terminal including a wireless communication unit configured to provide wireless communication; a display unit; and a controller configured to receive a fingerprint input on the display unit matching at least one of a first user's fingerprint and a second user's fingerprint, said first user being a main user of the mobile terminal and being different than the second user, and control at least one of the mobile terminal of the first user and a terminal of the second user based on the received fingerprint input.

Abstract: A mobile terminal including a wireless communication unit configured to provide wireless communication; a display unit; and a controller configured to receive a fingerprint input on the display unit matching at least one of a first user's fingerprint and a second user's fingerprint, said first user being a main user of the mobile terminal and being different than the second user, and control at least one of the mobile terminal of the first user and a terminal of the second user based on the received fingerprint input.