Abstract: The present invention provides a method for transmitting a broadcast signal. A broadcast receiver, according to one embodiment of the present invention, comprises: a broadcast signal interface, which receives a broadcast signal comprising broadcast content, which includes one or more components, and a component element which describes the one more components; a control unit for parsing the component element and decoding the broadcast content by referencing the parsed component element, wherein the component element comprises a capability element describing capabilities of a broadcast receiver required for processing the component; and a display unit for displaying the broadcast content which has been decoded.

Abstract: A method for delivering data in a transmitter includes generating service layer signaling (SLS) information comprising information for discovery and acquisition of at least one content component, wherein the SLS information and the at least one content component are carried based on a Real-Time Object Delivery over Unidirectional Transport (ROUTE) protocol or an MPEG Media Transport (MMT) protocol; generating service list table (SLT) information comprising bootstrap information for acquiring the SLS information; encapsulating the at least one content component, the SLS information and the SLT information; and transmitting a broadcast signal comprising the at least one content component, the SLS information and the SLT information

Abstract: An apparatus for receiving a broadcast signal includes a tuner configured to receive a broadcast signal; a time deinterleaver configured to time deinterleave a Time Interleaving (TI) block in the broadcast signal, the TI block including one or more Forward Error Correction (FEC) blocks interleaved by a TI scheme, the TI scheme including column-writing one or more FEC blocks in a memory and diagonal-reading the one or more FEC block based on the TI block by skipping one or more virtual FEC blocks that are ahead of the one or more FEC blocks in the TI block; a decoder configured to decode the broadcast signal, the decoded broadcast signal including a signal frame including first symbols including first information for representing whether or not emergency information is included in the signal frame, a second symbol for physical layer parameters following the first symbols, the second symbol including second information for representing whether or not fast channel scan information for the broadcast signal is inc

Abstract: The present invention provides a method for transmitting a broadcast signal. The method for transmitting a broadcast signal according to the present invention proposes a system capable of supporting future broadcast services in an environment supporting future hybrid broadcast using terrestrial broadcast networks and the Internet. In addition, the present invention proposes efficient signaling methods capable of covering terrestrial broadcast networks and the Internet in an environment supporting future hybrid broadcast.

Abstract: A method of receiving broadcast signals is provided. The method includes receiving the broadcast signals and decoding a service layer table including bootstrap information from the received broadcast signals. The bootstrap information indicates an MPEG Media Transport Protocol (MMTP) session carrying service layer signaling. The method further includes decoding the service layer signaling from MPEG Media Transport (MMT) packets based on the MMTP and decoding a transport session description from a Real-Time Object Delivery over Unidirectional Transport (ROUTE) session. In addition, service components are delivered by the MMT packets based on MPEG Media Transport Protocol, and non-real time components are delivered by Layered Coding Transport (LCT) packets in the ROUTE session. The service components delivered in the MMT packets and the non-real time components delivered in the LCT packets are decoded, respectively.

Abstract: A method for transmitting and receiving a broadcast signal is disclosed. The method for transmitting a broadcast signal, according to an embodiment of the present invention, comprises the steps of: performing delivery layer processing on broadcast service data and signaling information about the broadcast service data; performing UDP/IP encapsulating on the broadcast service data and the signaling information about the broadcast service data; and performing physical layer processing on the broadcast service data and the signaling information about the broadcast service data.

Abstract: A companion device and a broadcast reception device are provided for receiving a broadcast service. The companion device may include a communication device and a controller. The communication device discovers the broadcast reception device and connects the companion device with the broadcast reception device. The controller receives signaling information and to perform a function related to the signaling information. The signaling information includes emergency alert information. The emergency alert information includes an identifier (ID) for identifying an emergency alert message and information indicating a category of the emergency alert message.

Abstract: Disclosed is a method for transmitting a broadcast signal. A method for transmitting a broadcast signal according to an embodiment of the present invention comprises the steps of: delivery layer processing broadcasting service data and signaling information for the broadcasting service data; UDP/IP encapsulating the broadcasting service data and signaling information for the broadcasting service data; and physical layer processing the broadcasting service data and signaling information for the broadcasting service data.

Abstract: An apparatus for receiving service guide fragments is discussed.

Abstract: A broadcast signal transmission method is disclosed. The broadcast signal transmission method according to one embodiment of the present invention comprises the steps of: processing video data and audio data; encoding a broadcast service component, including the video data and audio data, and service layer signaling (SLS) information on the broadcast service component on the basis of a delivery protocol; subjecting the broadcast service component, the SLS information, and service list table (SLT) information to IP packetization; and subjecting the broadcast service component, the SLS information, and the SLT information to physical layer processing.

Abstract: An embodiment of the present invention provides a method for providing a service between applications of a companion device and a broadcast reception device connected over a network, the method comprising: transmitting a request message for obtaining application information to the broadcast reception device; and receiving a response message including the application information from the broadcast reception device in response to the request message, wherein the application information includes address information for communication between the application of the companion device and the application of the broadcast reception device and synchronization address information for synchronization between the companion device and the broadcast reception device.

Abstract: A broadcast receiving apparatus may comprise: a broadcast interface for receiving a broadcast signal comprising an emergency alert message and signaling information indicating metadata for the emergency alert message; a control unit for generating an emergency alert multicast message comprising attributes of the emergency alert message on the basis of the broadcast signal; and a companion screen interface for transferring the emergency alert multicast message to at least one companion screen device in a multicast mode.

Abstract: A method for transmitting a broadcast signal is disclosed. The method for transmitting a broadcast signal according to an embodiment of the present invention includes performing delivery layer processing of a broadcast service data and signaling information for the broadcast service data, performing UDP/IP encapsulation of a broadcast service data and signaling information for the broadcast service data and performing physical layer processing of a broadcast service data and signaling information for the broadcast service data.

Abstract: A method of providing a broadcast service, includes receiving a broadcast signal including service data, Service Layer Signaling (SLS), and a signaling table for the broadcast service, that is a linear service with an app-based enhancement or an app-based service, via a broadcast network, processing the received broadcast signal to obtain the signaling table that includes bootstrap information for discovery of the SLS for the broadcast service, obtaining the SLS, that includes a Service-based Transport Session Instance Description (S-TSID), and application-related data of one or more applications, from the received broadcast signal based on the signaling table, wherein the S-TSID includes information for indicating transport sessions carrying service components for the broadcast service, and the application-related data of one or more applications is associated with the broadcast service, and displaying an application notification for requesting a user input signal for controlling operation of the one or more

Abstract: The present invention proposes a method of providing a broadcasting service. The method of providing the broadcasting service through a broadcasting receiver according to the present invention includes: a step of pairing a network interface unit and a companion device; and a step of receiving an electronic service guide (ESG) through a reception unit, wherein the method of providing the broadcasting service may include ESG data related to at least one broadcasting service.

Abstract: A broadcast signal reception method comprises the steps of: receiving, via a broadcast network, a broadcast signal which includes service data for a service and signaling data; establishing a WebSocket connection with a server on the basis of URL information; and receiving a message including an event via WebSocket.

Abstract: An electronic device includes a processor and a non-transitory recording medium; an electronic device application to communicate with a companion device; and a WebSocket server to connect the electronic device application with a companion device application of the companion device.

Abstract: A broadcast receiving apparatus may comprise: a broadcast interface for receiving a broadcast signal comprising an emergency alert message and signaling information indicating metadata for the emergency alert message; a control unit for generating an emergency alert multicast message comprising attributes of the emergency alert message on the basis of the broadcast signal; and a companion screen interface for transferring the emergency alert multicast message to at least one companion screen device in a multicast mode.

Abstract: A broadcast signal transmitting method is disclosed. The broadcast signal transmitting method comprises the steps of: processing at least one component of a broadcast service on the basis of a delivery protocol; generating service layer signaling (SLS) information including information on the component; generating service list table (SLT) information including bootstrap information for acquiring the SLS information; and generating a signal frame including a physical layer pipe (PLP) by performing a physical layer processing on the at least one component, the SLS information and the SLT information.

Abstract: A broadcast signal receiving method according to an embodiment of the present invention includes: receiving a broadcast signal; parsing service list table (SLT) information included in the broadcast signal; obtaining service layer signaling (SLS) information based on the SLT information; obtaining app signaling information based on the SLT information or the SLS information, the app signaling information including entry page information for an entry page that is loaded for an app-based service startup; and controlling an app based on the app signaling information.