A method for receiving a broadcast signal of the present invention may comprise the steps of: receiving the broadcast signal for transmitting a plurality of sessions corresponding to a first channel and a second channel; simultaneously opening the plurality of sessions corresponding to the first channel and the second channel and acquiring broadcast service data included in the plurality of sessions; decoding the broadcast service data included in at least one session corresponding to the first channel among the plurality of opened sessions; and when the first channel is switched to the second channel, decoding the broadcast service data included in at least one session corresponding to the second channel among the plurality of opened sessions.

A method for receiving a broadcast signal of the present invention may comprise the steps of: receiving the broadcast signal for transmitting a plurality of sessions corresponding to a first channel and a second channel; simultaneously opening the plurality of sessions corresponding to the first channel and the second channel and acquiring broadcast service data included in the plurality of sessions; decoding the broadcast service data included in at least one session corresponding to the first channel among the plurality of opened sessions; and when the first channel is switched to the second channel, decoding the broadcast service data included in at least one session corresponding to the second channel among the plurality of opened sessions.

A method to receive a broadcast includes parsing a first trigger for obtaining a first identifier for identifying a targeted Triggered Declarative Object (TDO), and a preparation trigger time for the targeted TDO; parsing a second trigger for obtaining an activation time and a termination time for the targeted TDO; activating the targeted TDO corresponding to the first identifier on a background, when a receiving time of the preparation trigger is before the preparation trigger time, immediately activating the targeted TDO corresponding to the first identifier on the background, when the receiving time of the preparation trigger is after the preparation trigger time; changing a state of the targeted TDO to a foreground, when a current system time is after the activation time; and terminating the targeted TDO, when the current system time is after the termination time.

A method to receive a broadcast includes parsing a first trigger for obtaining a first identifier for identifying a targeted Triggered Declarative Object (TDO), and a preparation trigger time for the targeted TDO; parsing a second trigger for obtaining an activation time and a termination time for the targeted TDO; activating the targeted TDO corresponding to the first identifier on a background, when a receiving time of the preparation trigger is before the preparation trigger time, immediately activating the targeted TDO corresponding to the first identifier on the background, when the receiving time of the preparation trigger is after the preparation trigger time; changing a state of the targeted TDO to a foreground, when a current system time is after the activation time; and terminating the targeted TDO, when the current system time is after the termination time.

A system and method of operating an over-the-air broadcast television system having spectrum capacity that has a first portion for linear broadcasting content in real time and a second portion corresponding to a dormant capacity. A content distribution network system receives digital content from a content storage system. A dormant capacity estimator estimates dormant capacity of the spectrum capacity. An intermediate storage device communicates a registration request signal to the content distribution network system using a reverse link. The content distribution network system communicates a registration acknowledgement signal to the intermediate storage device. The content distribution network system communicates the digital content to the intermediate storage device through the over-the-air broadcast television network system. The intermediate storage device stories the digital content therein. The content distribution network system communicates the digital content to a user device through a local link after storing the digital content.

An information embedded method is used with a broadcast source and a broadcast signal receiver using a unidirectional transmission medium. The information embedded method includes steps of: storing information-push files in the broadcast signal receiver during a first time period; the broadcast source delivering broadcast signals to the broadcast signal receiver through the unidirectional transmission medium during a second time period posterior to the first time period; and the broadcast signal receiver selecting one of the information-push files according to a predetermined rule and combining the broadcast signals and information content of the selected information-push file to form an information embedded program. An information embedded system includes the broadcast source and the broadcast signal receiver.

Systems and methods are described for a media guidance application (e.g., implemented on a user device) that avoids spoilers in presenting recording prompts relating to a competition by scheduling presentation of notifications according to the user profile.

Systems and methods are described for a media guidance application (e.g., implemented on a user device) that avoids spoilers in presenting recording prompts relating to a competition by scheduling presentation of notifications according to the user profile.

A method and apparatus are provided for generating a personalized radio channel playlist by simultaneously buffering multiple received channels from one or more source streams, and then selecting songs or tracks to playback from the buffered channels. Users can specify favorite channels for building their personal playlists, or multiple default playlist channels can be provided by genre or channels related in some other way. Navigation tools permit users to skip ahead and backward in the playback stream. A personalized radio channel playlist can be implemented as (1) content selected from buffered channels based on user preferences for artists, songs and the like, or (2) as a Mix Channel in which content from selected buffered channels is automatically mixed for playback in response to selection of a preset button assigned to the Mix Channel.

A method and apparatus are provided for generating a personalized radio channel playlist by simultaneously buffering multiple received channels from one or more source streams, and then selecting songs or tracks to playback from the buffered channels. Users can specify favorite channels for building their personal playlists, or multiple default playlist channels can be provided by genre or channels related in some other way. Navigation tools permit users to skip ahead and backward in the playback stream. A personalized radio channel playlist can be implemented as (1) content selected from buffered channels based on user preferences for artists, songs and the like, or (2) as a Mix Channel in which content from selected buffered channels is automatically mixed for playback in response to selection of a preset button assigned to the Mix Channel.