VACUUM CLEANER AND CONTROL METHOD THEREOF

In order to achieve the objective of the present invention, a self-driving vacuum cleaner according to one embodiment of the present invention, comprises: a main body for traveling through a cleaning area and sucking foreign substances from the floor in the cleaning area; a drive unit for moving the main body in the cleaning area; a pattern irradiation unit, disposed on a front surface of the main body, for irradiating light in a predetermined pattern toward the lower front side of the main body; a camera, disposed on the front surface of the main body, for photographing the front of the main body; and a controller for detecting a light pattern formed by the pattern irradiation unit using an image photographed by the camera, determining whether an obstacle exists in front of the main body on the basis of the brightness of the detected light pattern, and controlling the drive unit to pass or avoid the obstacle on the basis of the determination result.