Contamination sensor, air purifier having the same and control method thereof
An air purifier includes a main body having an inlet configured to receive air and a discharger configured to discharge the air. The air purifier also includes a filter disposed within the main body and configure to purify contaminates from the air. The air purifier also includes a contamination sensor disposed adjacent to the filter and integrally includes a light emitter configured to emit a light toward the filter and a light receiver configured to receive the light emitted from the light emitter.
SAMSUNG ELECTRONICS CO., LTD.
B F F B
B01D F24F F24F B01D
additional inventional additional inventional
Jeong-su Kee-hwan Jung-kwon Jae-ho Chun-seong
Han Ka Kim Baek Kim