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:
Dec. 24, 2013
Filed:
Apr. 09, 2010
Hyun Sang Kim, Changwon-si, KR;
Eui Hyeok Kwon, Changwon-si, KR;
Hae Yong Kang, Changwon-si, KR;
Yong Tae Kim, Changwon-si, KR;
Koon Seok Lee, Changwon-si, KR;
Hyun Sang Kim, Changwon-si, KR;
Eui Hyeok Kwon, Changwon-si, KR;
Hae Yong Kang, Changwon-si, KR;
Yong Tae Kim, Changwon-si, KR;
Koon Seok Lee, Changwon-si, KR;
LG Electronics Inc., Seoul, KR;
Abstract
A system and method for diagnosing a home appliance are disclosed. The home appliance outputs product information as a predetermined sound signal, and transmits the sound signal to a service center of a remote site over a communication network, such that a service technician of the service center can easily check a current status of the home appliance. The diagnostic system effectively detects data using multiple synchronous signals having a time difference, quickly diagnoses a current status or fault of the home appliance, provides a service for more correctly diagnosing a faulty operation of the home appliance, and increases user satisfaction and reliability.