The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.

The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.

Date of Patent:
Feb. 16, 2021

Filed:

Apr. 27, 2018
Applicant:

Lg Electronics Inc., Seoul, KR;

Inventors:

Soonkyu Lee, Seoul, KR;

Sungwook Kim, Seoul, KR;

Kyongbae Park, Seoul, KR;

Sangbok Choi, Seoul, KR;

Assignee:

LG Electronics Inc., Seoul, KR;

Attorney:
Primary Examiner:
Int. Cl.
CPC ...
F25D 21/00 (2006.01); F25D 17/04 (2006.01); F25D 21/08 (2006.01);
U.S. Cl.
CPC ...
F25D 21/004 (2013.01); F25D 17/045 (2013.01); F25D 21/006 (2013.01); F25D 21/008 (2013.01); F25D 21/08 (2013.01); F25D 2321/1413 (2013.01); F25D 2600/02 (2013.01); F25D 2700/10 (2013.01);
Abstract

A method for controlling a refrigerator includes operating a heater of the refrigerator in a first mode to increase a temperature of an evaporator of the refrigerator to a predetermined temperature, the first mode comprising a continuous operation of the heater, determining a period of time taken to increase the temperature of the evaporator to the predetermined temperature, determining whether the period of time is within a reference period of time, maintaining operation of the heater in the first mode based on a determination that the period of time is outside of the reference period of time, and operating the heater in a second mode that is different from the first mode based on a determination that the period of time is within the reference period of time.


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