公开(公告)号：US20230371558A1

公开(公告)日：2023-11-23

申请号：US18200956

申请日：2023-05-23

Applicant: Samsung Electronics Co.,Ltd.

Inventor： Jihee An ,  Chohui Kim ,  Jeongrok Oh ,  Sungwoo Choi ,  Chulsoo Yoon

IPC: A23L3/26 ,  F25D29/00 ,  A23L3/00 ,  A61L2/24 ,  A61L2/26 ,  A61L2/08

CPC classification number: A23L3/26 ,  F25D29/00 ,  A23L3/001 ,  A23L3/003 ,  A61L2/24 ,  A61L2/26 ,  A61L2/08 ,  F25D2700/12 ,  F25D2700/02 ,  F25D2700/06 ,  A61L2202/11 ,  A61L2202/14

Abstract: A refrigerator includes a body including a storage compartment; a door configured to open and close the storage compartment; a door opening and closing sensor configured to detect a door open state and a door closed state; a temperature sensor provided in the storage compartment, and configured to detect a temperature of the storage compartment; an illuminator provided in the storage compartment and configured to irradiate an item in the storage compartment with the light; a storage unit configured to store sterilization information including at least one preset dose for sterilization of the item; and a processor configured to: drive the illuminator to irradiate the item with the light at the preset dose, based on a signal output by the door opening and closing sensor indicating that the door is in the door closed state and the measured temperature being outside of a preset temperature range, and terminate driving of the illuminator, based on an irradiation time period for the preset dose elapsing.