Patent ID: 9094227
Filing Date: 2015-07-28
Classification: G01D,H04L,Y02B,Y04S

Abstract:
1. A power management network system comprising: an advanced metering infrastructure (AMI) to communicate with a power supply source to receive power information; an energy management system (EMS) connectable to the AMI to control operations of home appliances on the basis of the power information; a first security table in at least one of the AMI and the EMS, the first security table having a security code to encode data with respect to the power information; and a security reinforcement unit connectable to the AMI or the EMS, the security reinforcement unit comprising a second security table and a program to update the first security table with the second security table, wherein, when the security reinforcement unit executes the program, at least one portion of the first security table is deleted, and the second security table is transmitted to the AMI or the EMS to update the at least one portion of the first security table that is deleted.