Patent ID: 9667902
Date: 2017-05-30
CPC Classifications: H04N

Claim:
1. A method for a broadcast receiving device to receive a broadcast, comprising: receiving a broadcast stream including audio or video through a broadcast receiver; receiving a trigger based on a DTV-Closed Caption (CC) service through a trigger receiver, wherein the trigger includes an identifier for identifying a triggered declarative object (TDO) being triggered by the trigger; receiving a table which includes the metadata of the TDO through a service manager; receiving a content item, being used by the TDO, based on the table which relates to the TDO, through the service manager; extracting a value identifying an action from the table through the service manager; and performing the action based on the value through the service manager, wherein the table includes a URL of a file and an entry flag, wherein the file is part of the content item and the entry flag indicates whether the file is an entry file which is needed to launch the content item, wherein the table includes update information indicating whether updates of the content item are available and internet information indicating the content item is available for downloading over internet.