Patent ID: 9526390
Filing Date: 2016-12-27
CPC Classification: A47L,B25J,G05D,Y10S

Claim Text:
1. A robot cleaner comprising: a main body forming an external appearance; a plurality of dust sensors provided at different positions of the main body and sensing dust in a traveling route of the main body; and a control unit configured to control traveling and cleaning of the main body on the basis of sensing results from the plurality of dust sensors, wherein the plurality of dust sensors include: a first sensor provided on a front side of the main body to pre-sense dust on the traveling route; and a second sensor provided on a rear side of the main body to post-sense dust on the traveling route, wherein the control unit recognizes a current position of the main body, obtains coordinates of the current position, and controls traveling and cleaning of the main body on the basis of the coordinate information regarding the current position and the sensing results from the plurality of dust sensors.