Abstract:
A method of operating a transmitting apparatus in a multimedia system is provided. The method includes transmitting a data unit of a multimedia service including event information related to an event, wherein the event includes notification to an application, the notification indicating that an action is to be taken.
Abstract:
A method for supplying an N-screen service by a main N-screen device in a broadcast system is provided. The method includes receiving an Application Information Table (AIT) including a screen_type indicating a type of N-screen device in which a broadcast service application will be run from a broadcast service provider, and one of running the broadcast service application based on the screen_type, performing an operation related to running the broadcast service application by considering a connection relationship between the main N-screen device and a sub N-screen device based on the screen_type, and discarding the AIT based on the screen_type.
Abstract:
A method of configuring a markup for composition of multimedia elements in a multimedia communication system is provided. The method includes configuring area description information corresponding to each of a plurality of areas included in a scene, configuring multimedia description information corresponding to at least one multimedia included in each of the plurality of areas, configuring scene composition information describing spatial composition and temporal composition of each of the plurality of areas, and configuring a markup including the scene composition information, the area description information, and the multimedia description information.
Abstract:
A method of operating a transmitting apparatus in a multimedia system is provided. The method includes transmitting a data unit of a multimedia service including event information related to an event, wherein the event includes notification to an application, the notification indicating that an action is to be taken.
Abstract:
The present invention relates to a method and device for transmitting/receiving information efficiently between devices in a multimedia system. A method of communicating between devices in a multimedia system according to an embodiment of the present invention includes the steps of: searching a second device for a first device to use a broadcast service or content; acquiring second information on at least one service terminal point for the first device to receive first information related to the broadcast service or the content from the second device; requesting, by means of the first device, the transmission of the first information related to the broadcast service or the content by using the second information; and receiving, by means of the first device from the second device, the first information as a response to the request.
Abstract:
The present invention, with respect to a method for processing an EAM (Emergency Alert Message) by means of a PD (Primary Device) in a broadcast system, is characterized by comprising the steps of: generating an event for requesting a search of a CD (Companion Device); generating an event for receiving an EAM from the PD, and requesting that an application in the CD for displaying the received EAM be executed; and transmitting the EAM to the CD.
Abstract:
A method of operating a transmitting apparatus in a multimedia system is provided. The method includes transmitting a data unit of a multimedia service including event information related to an event, wherein the event includes notification to an application, the notification indicating that an action is to be taken.
Abstract:
A method for providing communication between application programs running via devices connected to a same network is provided. The method includes an operation for connecting a first application program, which is running in a first device via a web socket server in the first device, with a second application program, which is running in a second device, and an operation for transmitting and receiving data between the second application program and the first application program via the web socket server.
Abstract:
A method for receiving additional information from a device in a broadcast communication system is provided. The method includes receiving broadcast information provided from a broadcast service provider over a broadcast channel, extracting application information from the broadcast information, acquiring location information for the additional information associated with a broadcast content from the application information, and transmitting the location information for the additional information to a peer device for displaying the additional information.
Abstract:
A first device in a wireless communication system is provided. The first device discovers a second device using a first application, and transmits to the second device information to request launch of a second application by the second device.