Patent ID: 9339163
Filing Date: 2016-05-17
CPC Classification: A47L,G05D

Claim Text:
1. A mobile robot comprising: a mobile main body; an optical pattern sensor configured to sense obstacles around the main body; a suction motor configured to suck in foreign substances around the main body during traveling; a controller configured to extract information of the obstacles by analyzing data input from the optical pattern sensor, to set at least one of a traveling direction or a traveling path so as to avoid the obstacles, and to control the main body so as to travel to a destination while avoiding the obstacles; and a motorized wheel configured to move the main body according to control instructions from the controller, wherein the controller includes: wherein when the main body moves from a first area of a first local area map to a second area of a second local area map, the map generation unit generates the second local area map by retaining data regarding a common area from the first local area map prior to movement and the second local area map after movement, adding new data after movement, and deleting data prior to movement.