US 11,898,787 B2
Refrigerator with automatic door opening and controlling method thereof
Taecheol Park, Suwon-si (KR); Byoungmok Kim, Suwon-si (KR); Jonghyun Son, Suwon-si (KR); Jeonghyun Lee, Suwon-si (KR); and Seokjun Son, Suwon-si (KR)
Assigned to Samsung Electronics Co., Ltd., Suwon-si (KR)
Filed by Samsung Electronics Co., Ltd., Suwon-si (KR)
Filed on Apr. 8, 2021, as Appl. No. 17/225,576.
Claims priority of application No. 10-2020-0075235 (KR), filed on Jun. 19, 2020.
Prior Publication US 2021/0396452 A1, Dec. 23, 2021
Int. Cl. F25D 23/02 (2006.01); G01S 7/48 (2006.01); H05B 47/115 (2020.01)
CPC F25D 23/028 (2013.01) [G01S 7/4808 (2013.01); H05B 47/115 (2020.01); F25D 2700/04 (2013.01)] 20 Claims
OG exemplary drawing
 
1. A refrigerator comprising:
a main body including a first door;
a door opening device including a module for opening the first door;
a first proximity sensor disposed adjacent to the first door;
a first infrared sensor disposed on the first door; and
at least one processor,
wherein the at least one processor is configured to:
based on detection data obtained by the first proximity sensor, transmit to the door opening device a signal for opening the first door according to an external object approaching within a threshold distance from the refrigerator, and
based on the external object being identified according to detection data obtained by the first infrared sensor while the first door is open, transmit to the door opening device a signal for stopping the opening of the first door.