US 12,078,332 B2
Home appliance and control method therefor
Jeongkil Kim, Seoul (KR); Wanglim Lee, Seoul (KR); and Seongho Jeong, Seoul (KR)
Assigned to LG Electronics Inc., Seoul (KR)
Appl. No. 17/787,164
Filed by LG Electronics Inc., Seoul (KR)
PCT Filed Jan. 14, 2020, PCT No. PCT/KR2020/000702
§ 371(c)(1), (2) Date Jun. 17, 2022,
PCT Pub. No. WO2021/125429, PCT Pub. Date Jun. 24, 2021.
Claims priority of application No. 10-2019-0171278 (KR), filed on Dec. 19, 2019; and application No. 10-2020-0002284 (KR), filed on Jan. 7, 2020.
Prior Publication US 2023/0015538 A1, Jan. 19, 2023
Int. Cl. F21V 23/04 (2006.01); A47L 15/00 (2006.01); A47L 15/42 (2006.01); A47L 15/46 (2006.01); D06F 33/43 (2020.01); D06F 34/14 (2020.01); D06F 39/14 (2006.01); D06F 101/00 (2020.01); D06F 105/00 (2020.01); F24C 15/00 (2006.01); F24C 15/04 (2006.01); F25D 23/02 (2006.01); F25D 27/00 (2006.01); G01P 15/18 (2013.01)
CPC F21V 23/0485 (2013.01) [A47L 15/0057 (2013.01); A47L 15/4257 (2013.01); A47L 15/46 (2013.01); A47L 2301/08 (2013.01); A47L 2501/36 (2013.01); D06F 33/43 (2020.02); D06F 34/14 (2020.02); D06F 39/14 (2013.01); D06F 2101/00 (2020.02); D06F 2105/00 (2020.02); F24C 15/008 (2013.01); F24C 15/04 (2013.01); F25D 23/02 (2013.01); F25D 27/005 (2013.01); G01P 15/18 (2013.01)] 11 Claims
OG exemplary drawing
 
1. A home appliance comprising:
a cabinet defining an exterior of the home appliance;
a reception space defined inside the cabinet and configured to receive objects in the reception space;
a door configured to open/close an open surface of the reception space, the door having a viewing window provided at the door;
a lamp configured to illuminate an inside of the reception space;
a sensor assembly configured to output a knock-on signal based on detecting a user's knock; and
a controller configured to turn on/off the lamp based on the knock-on signal output by the sensor assembly,
wherein based on the home appliance being in at least one of (i) a state in which the home appliance is in a self-clean operation, (ii) a state in which the door of the home appliance is locked, (iii) a state in which the lamp is turned on by a user touching a lamp button, (iv) a state in which a knock-on function is preset to be turned off by a user touching a knock-on button, and (v) a state in which the lamp is blinking after pre-heating of the home appliance is completed, the controller is configured to not turn on/off the lamp regardless of the knock-on signal being output.