Abstract: An electronic device and a method for controlling the same are provided. The electronic device includes a storage configured to store domain information that is categorized for dialog subjects, a speaker configured to output a system response based on a user utterance sound, and a processor configured to detect a domain, among the domain information, based on the user utterance sound, determine one among the detected domain and a previous domain as a domain to be used to process the user utterance sound, based on a confidence between the user utterance sound and the detected domain, and process the user utterance sound to generate the system response, based on the determined domain.

Abstract: An IPTV terminal is provided. It is possible to provide an additional service allowing a user to watch video content, in addition to a service for reproducing an audio file, by extracting metadata on the audio file if a reproduction command of the audio file is input, searching for the video content related to the audio file based on the extracted metadata, and receiving and reproducing the video content.

Abstract: Provided are a method and apparatus for receiving and providing data. The method of receiving data includes: receiving first information including information about a first interval of a plurality of media data generated by encoding content in different qualities; acquiring renewal time information indicating a point of time for a first file to be renewed by using the first information; and receiving second information comprising information about a second interval of the plurality of media data based on the renewal time information.

Abstract: A method and apparatus for reproducing media data are provided. The method includes: receiving a first file including information about a period of first content and information about a period of second content; receiving and reproducing media data of the first content based on the received first file; stopping reproducing of the media data of the first content and receiving and reproducing media data of the second content based on the first file; and receiving and reproducing the media data of the first content when the reproducing the media data of the second content is completed, wherein the information about the period of the second content includes location information about the second media data of the second content or location information of a second file including the location information about the second media data of the second content.

Abstract: A user terminal includes an inputter which receives a user command, a display, a communicator configured to communicate with an external server, and a controller configured to create a first rule in which the user terminal performs a first action when a first condition is met in another first user terminal, control the communicator to transmit the created first rule to the external server, and perform the first action according to an event command when the event command to perform the first action is received from the external server upon the first condition being met in the first user terminal.

Abstract: A method and apparatus for transmitting and receiving data are provided. In the method of receiving data, at least one of a plurality of media data generated by encoding content to have different qualities is received, the plurality of media data each including at least one segment; location information indicating a randomly accessible point of each of the at least one segment is obtained; and random accessing is provided on the received media data, based on the location information.

Abstract: An IPTV terminal is provided. It is possible to provide an additional service allowing a user to watch video content, in addition to a service for reproducing an audio file, by extracting metadata on the audio file if a reproduction command of the audio file is input, searching for the video content related to the audio file based on the extracted metadata, and receiving and reproducing the video content.

Abstract: A user terminal includes an inputter which receives a user command, a display, a communicator configured to communicate with an external server, and a controller configured to create a first rule in which the user terminal performs a first action when a first condition is met in another first user terminal, control the communicator to transmit the created first rule to the external server, and perform the first action according to an event command when the event command to perform the first action is received from the external server upon the first condition being met in the first user terminal.

Abstract: An IPTV terminal is provided. It is possible to provide an additional service allowing a user to watch video content, in addition to a service for reproducing an audio file, by extracting metadata on the audio file if a reproduction command of the audio file is input, searching for the video content related to the audio file based on the extracted metadata, and receiving and reproducing the video content.

Abstract: A device and method for searching for content, the device including: a display; a storage configured to store a plurality of contents; an inputter configured to receive a user answer to a question displayed on the display for searching for content stored in the storage; and a controller configured to determine, based on the plurality of contents, the question, output, through the display, the determined question, determine, based on the user answer to the output question, a criterion for searching for content, and output, through the display, a search result searched based on the criterion.

Abstract: An electronic device and a method for controlling the same are provided. The electronic device includes a storage configured to store domain information that is categorized for dialogue subjects, a speaker configured to output a system response based on a user utterance sound, and a processor configured to detect a domain, among the domain information, based on the user utterance sound, determine one among the detected domain and a previous domain as a domain to be used to process the user utterance sound, based on a confidence between the user utterance sound and the detected domain, and process the user utterance sound to generate the system response, based on the determined domain.

Abstract: A user terminal device is provided. The user terminal device includes a plurality of different types of sensors, a storage unit configured to store object information, and a controller configured to acquire sensing results of the plurality of sensors, determine a plurality of object categories respectively corresponding to the sensing results, and compare objects belonging to the plurality of object categories to estimate an object commonly belonging to the object categories as a recognition result.

Abstract: A terminal apparatus is provided. The terminal apparatus includes an input unit configured to receive an input of a search word related to a content to be searched for, a search unit including a processor configured to search for a time range corresponding to the content using the input search word and pre-stored log information, and to search for log information within the searched time range, and a display unit configured to display information regarding a list of contents corresponding to the searched log information.

Abstract: A device and a method of providing a to-do list of a user are provided. The device includes a controller configured to collect behavior information about behavior between the user and another user, the behavior being performed by using the device, generate a to-do list of the user based on the collected behavior information, and determine an unperformed task not performed by the user from among at least one task in the to-do list by using log information about an operation of the device, and an output unit configured to output notification information in a dialogue style, along with a notification reason for notifying the determined unperformed task.

Abstract: A method and apparatus are provided for performing adaptive streaming according to a streaming environment based on information about a plurality of elements for determining qualities of a plurality of media data with respect to the same content.

Abstract: Provided are a method and apparatus for performing an internet protocol television (IPTV) communication service. The method includes: acquiring an application message providing the IPTV communication service from an external input with respect to a general-purpose web application by using plug-in application programming interfaces (APIs) of a web browser which are independent of an IPTV communication service provider; sending the application message to an IP multimedia subsystem (IMS) gateway (IG) functional entity apparatus; and receiving a response message comprising a result of processing the application message as a response to the sending of the application message, from the IG functional entity apparatus.

Abstract: A user terminal includes an inputter which receives a user command, a display, a communicator configured to communicate with an external server, and a controller configured to create a first rule in which the user terminal performs a first action when a first condition is met in another first user terminal, control the communicator to transmit the created first rule to the external server, and perform the first action according to an event command when the event command to perform the first action is received from the external server upon the first condition being met in the first user terminal.

Abstract: A streaming method and apparatus, in which information regarding a plurality of chapters of content is inserted into a media presentation description that includes information regarding a plurality of media data generated by encoding the content so as to have different qualities, and then, streaming is performed based on the information.

Abstract: An IPTV terminal is provided. It is possible to provide an additional service allowing a user to watch video content, in addition to a service for reproducing an audio file, by extracting metadata on the audio file if a reproduction command of the audio file is input, searching for the video content related to the audio file based on the extracted metadata, and receiving and reproducing the video content.

Abstract: A method of operating an image display apparatus includes receiving image contents, performing a social network service (SNS) according to the image contents, receiving a reference time set according to information corresponding to an image contents reproduction time of a plurality of image display apparatuses interworking with the SNS, and displaying the image contents according to the reference time.