Fleshner & Kim, LLP
Device and method for detecting anomaly of air conditioner by using acoustic emission method
 Device and method for detecting anomaly of an air conditioner, the method including the steps of (1) detecting an acoustic emission signal from a compressor in the air conditioner during operation of the air conditioner, (2) detecting parameters of particular components from the detected acoustic emission signal, and (3) comparing the detected parameters to respective references, to determine anomaly of the air conditioner on the whole, whereby permitting the most reliable detection of anomaly of the air conditioner. 
LG Electronics Inc.
G F F
G01H F24F F24F
inventional inventional additional
Kam Gyu Jun Ha Myoung Chang Jung Suk
Lee Kim Kang Kim