Title:
REFRIGERATOR AND CONTROLLING METHOD THEREOF
Document Type and Number:
WIPO Patent Application WO/2021/256691
Kind Code:
A1
Abstract:
A refrigerator is provided. The refrigerator includes a main body including a door, a door opening device including a motor, and for opening the door using the motor, a proximity sensor, and a controller, wherein the controller is configured to detect whether an object exists within a first distance from a predetermined area of the refrigerator, identify whether the object is detected during a threshold time range, based on the object being detected during the threshold time range, identify whether the object is detected outside a second distance from the predetermined area, and based on the object being detected outside the second distance, control the motor to open the door.
Inventors:
CHO SUNGHO (KR)
KANG SEUNGWAN (KR)
KO KYUNGTAE (KR)
CHUNG JIWON (KR)
KANG SEUNGWAN (KR)
KO KYUNGTAE (KR)
CHUNG JIWON (KR)
Application Number:
PCT/KR2021/005016
Publication Date:
December 23, 2021
Filing Date:
April 21, 2021
Export Citation:
Assignee:
SAMSUNG ELECTRONICS CO LTD (KR)
International Classes:
F25D29/00; E05F15/60; E05F15/73; F25D23/02; F25D27/00; H04R1/02
Foreign References:
| KR20170082009A | 2017-07-13 | |||
| KR20170054741A | 2017-05-18 | |||
| JP2017069835A | 2017-04-06 | |||
| KR20170028238A | 2017-03-13 | |||
| US20110023511A1 | 2011-02-03 |
Attorney, Agent or Firm:
KIM, Tae-hun et al. (KR)
Download PDF: