Patent ID: 7610609

Claim:
A network system comprising: a TV apparatus and an electronic device connected to the TV apparatus via a network, the TV apparatus being capable of receiving a broadcast signal, wherein the broadcast signal contains identification data identifying one of electronic devices connectable to the network, which is not capable of receiving the broadcast signal, and control data for controlling a version-update of a control software to be executed on the electronic device identified by the identification data, wherein the TV apparatus comprises: a storage unit that stores the identification data and the control data contained in the received broadcast signal; a control unit that collates the identification data of the electronic device with inherent information of the electronic device, inquires whether the identified electronic device is in an on-state, and in a case where the identified electronic device is in an on-state, transmits the control data stored in the storage unit to the identified electronic device via the network so as to execute a version-update of control software stored in a memory unit in the identified electronic; and wherein the identification data contains a name of a manufacturer for the electronic device to be controlled, and the identification data and the control data are contained in a signal of a commercial message (CM) broadcast of the manufacturer.