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公开(公告)号:US20060143520A1
公开(公告)日:2006-06-29
申请号:US11360697
申请日:2006-02-24
IPC分类号: G06F11/00
CPC分类号: H04L12/2823 , G08B13/22 , H04L12/2803 , H04L12/40032 , H04L2012/40247
摘要: Network connectable household electric appliances in general home, such as refrigerators, washing machines, microwave ovens, air conditioners and lighting fixtures and a workstation of a service center are connected to permit communication therebetween. The workstation transmits a password and a running information request signal to a household electric appliance at intervals of a constant period, reads the running information stored in the household electric appliance and compares the running information with a reference value stored in appliance data so as to perform periodic inspection of the appliance. Not only in case a fault or abnormality occurs but also in case no fault or abnormality is detected, the result of inspection is informed to the user.