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:
Nov. 15, 2016
Filed:
Jul. 02, 2013
Lg Electronics Inc., Seoul, KR;
Sangdoo Ha, Changwon-si, KR;
Jinwook Lee, Changwon-si, KR;
Moonhyun Kim, Changwon-si, KR;
Deoghyeon Kim, Changwon-si, KR;
LG ELECTRONICS INC., Seoul, KR;
Abstract
Provided are a home appliance and a method of outputting a signal sound for diagnosis. The home appliance includes: a selection unit for receiving a diagnosis command on the home appliance from a user; a memory for storing diagnosis data on the home appliance; a controller for processing the diagnosis data stored in the memory in order to generate a packet according to a diagnosis command input through the selection unit; a conversion unit for generating a frame including a combination of symbols, which respectively correspond to four different carrier frequencies, on the basis of data constituting the packet, according to a Quadrature Frequency Shift Keying (QFSK) method.