Patent ID: 7474621

Claim:
A reception apparatus for receiving a stream from a broadcast apparatus, wherein, the broadcast apparatus broadcasts, over a pre-assigned broadcast channel, a stream in which a command packet is multiplexed, the command packet being assembled from an identifier assigned to the reception apparatus and a command to be transmitted to the reception apparatus; the reception apparatus comprises: a tuner section for receiving the stream sent over the broadcast channel; an apparatus identifier storage section for storing the identifier of the present reception apparatus; a command filtering section for determining whether or not the identifier multiplexed in the stream received by the tuner section matches the identifier of the present reception apparatus stored in the apparatus identifier storage section; a command storage section for storing the command multiplexed in the stream received by the tuner section if it is determined by the command filtering section that the identifiers match each other; a command processing section for processing the command stored in the command storage section; a power supply that can be set to two states of ON and standby; and a power supply monitoring device for monitoring the state of the power supply to transmit a control signal including a specified broadcast channel to the tuner section after the power supply transitions from ON to standby; and the tuner section sets a receiving frequency band thereof to the specified broadcast channel included in the control signal from the power supply monitoring device.