Patent ID: 8737916

Claim:
A metadata display control method for a broadcast receiver, comprising: receiving a broadcast program and metadata of the broadcast program at a primary display terminal from a first broadcast channel; transmitting the metadata to a secondary display terminal while displaying the broadcast program; displaying a plurality of items constituting the metadata received from the primary display terminal at the secondary display terminal; transmitting selection information encoded based on a first format to the primary display terminal via a radio link established between the primary display terminal and the secondary display terminal in response to selection of one of the plurality of items; decoding and re-encoding the selection information based on a second format; transmitting the re-encoded selection information from the primary display terminal to a broadcast station, the re-encoded selection information comprising an identification of the broadcast program, indexing information of the selected item, and request information for sub-metadata of the selected item; receiving the sub-metadata from the broadcast station at the primary display terminal in response to transmitting the re-encoded selection information to the broadcast station; transmitting the sub-metadata from the primary display terminal to the secondary display terminal; and displaying the sub-metadata at the secondary display terminal, wherein the metadata comprises broadcast program-specific information and program guide information.