Patent ID: 7917663

Claim:
A method of confirming a connection of a home appliance to a home network system including a plurality of home appliances, without a request for notifying the state of the home appliance by a networking managing appliance, the method being preformed by the home appliance and comprising: determining, when the home appliance initiates the connection to the home network system, whether the home appliance has a home network address, if the home appliance does not have the home network address, performing a first operation, wherein the first operation comprises: generating a request-packet for requesting the home network address; transmitting the request-packet to the network managing appliance by an interval of preset time period T, until the home network address is assigned to the home appliance by the network managing appliance; if the home appliance has the home network address, performing a second operation, wherein the second operation comprises: generating an alive-packet, and transmitting the alive-packet to the network managing appliance for a preset N times for a preset time period T 2 ; and performing a third operation, wherein the third operation comprises: generating an alive-notifying-packet for notifying the connection of the home appliance to the home network system, and transmitting the alive-notifying-packet to the network managing appliance after a preset time period T 3 .