US 12,239,284 B2
Cleaning device and method for controlling same
Junghwan Lee, Suwon-si (KR); Yeongrok Lee, Suwon-si (KR); and Hyunseok Hong, Suwon-si (KR)
Assigned to SAMSUNG ELECTRONICS CO., LTD., Suwon-si (KR)
Appl. No. 17/289,029
Filed by SAMSUNG ELECTRONICS CO., LTD., Suwon-si (KR)
PCT Filed Nov. 5, 2019, PCT No. PCT/KR2019/014907
§ 371(c)(1), (2) Date Apr. 27, 2021,
PCT Pub. No. WO2020/101244, PCT Pub. Date May 22, 2020.
Claims priority of application No. 10-2018-0138296 (KR), filed on Nov. 12, 2018.
Prior Publication US 2021/0401250 A1, Dec. 30, 2021
Int. Cl. A47L 9/04 (2006.01); A47L 9/00 (2006.01); A47L 9/28 (2006.01)
CPC A47L 9/2826 (2013.01) [A47L 9/0072 (2013.01); A47L 9/2847 (2013.01); A47L 9/2852 (2013.01); A47L 2201/04 (2013.01); A47L 2201/06 (2013.01)] 15 Claims
OG exemplary drawing
 
1. A method, performed by a cleaning device, of controlling a suction port within the cleaning device, the method comprising:
sensing at least one object within an area to be cleaned by the cleaning device;
identifying, among the at least one object, a first object that is an object changing an inclination of the cleaning device to a preset angle or greater;
identifying a relative location of the first object with respect to the cleaning device;
determining a first area within an entire area of the suction port as an open target area and a second area excluding the first area within the entire area of the suction port as a close target area, based on the identified relative location of the first object; and
opening the open target area or closing the close target area,
wherein the first area includes at least a partial area located over the first object within the entire area of the suction port, and
the second area includes at least a partial area not located over the first object within the entire area of the suction port.