公开(公告)号：US20220299220A1

公开(公告)日：2022-09-22

申请号：US17575763

申请日：2022-01-14

Applicant: SAMSUNG ELECTRONICS CO., LTD.

Inventor： Sejin JO ,  Kwangyoun KIM ,  Pyeongki PARK ,  Sejin SOHN ,  Kwangil RYU ,  Jinseob JEON ,  Jonghun HA

IPC: F24F8/10 ,  H02S20/32 ,  H02S40/38

Abstract: An air purifier may include a main body including an inlet and an outlet; a fan arranged in the main body; a solar cell arranged on a first side of the main body; a first light sensor arranged on a second side, which is different from the first side; a second light sensor arranged on a third side, which is different from the first and second sides; a driver arranged to rotate the main body; and a controller configured to control the fan to suck air into the main body through the inlet and discharge the air out of the main body through the outlet, and control the driver to rotate the main body based on an output signal from the first light sensor and an output signal from the second light sensor.