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.
Patent No.:
Date of Patent:
May. 09, 2017
Filed:
Jan. 14, 2011
Applicant:
Jai Hwan Shim, Changwon-si, KR;
Inventor:
Jai Hwan Shim, Changwon-si, KR;
Assignee:
LG ELECTRONICS INC., Seoul, KR;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
F25C 1/00 (2006.01); F25B 49/00 (2006.01); F25D 21/00 (2006.01); G06F 7/00 (2006.01); F25D 29/00 (2006.01); H04L 12/28 (2006.01);
U.S. Cl.
CPC ...
F25D 29/00 (2013.01); F25B 49/005 (2013.01); F25D 29/008 (2013.01); H04L 12/2827 (2013.01); F25D 2400/361 (2013.01); F25D 2700/02 (2013.01); F25D 2700/12 (2013.01); H04L 2012/285 (2013.01);
Abstract
Provided are a refrigerator and a diagnostic system for the same. The refrigerator includes a selection unit, a control unit, a modulator, and a sound output unit. The selection unit receives a diagnosis performance command. The control unit generates a control signal including product information when the selection unit receives the diagnosis performance command. The modulator generates a frequency signal according to the control signal generated by the control unit. The sound output unit outputs a sound including the product information according to the frequency signal generated by the modulating unit.