Digital broadcast reception apparatus and method of providing additional content

摘要

Disclosed is a method of providing additional content in a digital broadcast reception apparatus, the method including receiving a locator of additional content from a broadcast server while a user watches a broadcast program, receiving an instruction to insert the additional content from the broadcast server, receiving and reproducing the additional content from a content providing server designated by the locator, and switching back to the broadcast program. Thus, it is not necessary to allocate a separate channel and/or to switch channels for providing additional content.

主权项

1. A method of providing additional content in a reception apparatus, the method comprising:
receiving a locator of additional content from a broadcast server while a program is being viewed; receiving an instruction to insert the additional content from the broadcast server; receiving and reproducing by the reception apparatus the additional content from a content providing server designated by the received locator; and switching back to the program, wherein the instruction is a digital program insertion (DPI) trigger comprising a switch identifier, and the method further comprises:
in response to detecting the receipt of the DPI trigger, extracting the switch identifier from the DPI trigger, andsearching for the additional contents provided by an external apparatus using the locator based on match between the extracted switch identifier from the DPI trigger and the switch identifier in a DPI descriptor, wherein the DPI descriptor comprises the locator and the switch identifier.