Patent ID: 7613437

Claim:
A receiver comprising: a selection section for selecting one main broadcast or sub broadcast from broadcasts including the main broadcast and one or a plurality of sub broadcasts; a reception section for receiving the main broadcast or a sub broadcast; an availability determination section for determining, when a sub broadcast is selected by the selection section, whether the sub broadcast is available; an instruction section for instructing the reception section to receive the sub broadcast if the sub broadcast is determined as available, and instructing the reception section to receive the main broadcast instead of the sub broadcast if the sub broadcast is determined as unavailable; and a booking section for booking reception of the sub broadcast when the instruction section instructs the reception section to receive the main broadcast instead of the sub broadcast, wherein if reception of the sub broadcast is booked by the booking section, when the sub broadcast is determined as available by the availability determination section, the instruction section instructs the reception section to receive the sub broadcast.