Abstract: A method for play synchronization and a device using the same are provided. A first device stores time-based content play information. The first device plays content according to the time-based content play information. The first device transmits the time-based content play information to a second device so that the second device plays the content according to the time-based content play information. Accordingly, the content played by one device can be played by another device concurrently.

Abstract: Disclosed is a method for changing a communication network for video communication, the method including performing, by a User Equipment (UE), video communication through a mobile communication network; searching for whether there is a WLAN currently accessible by the UE at every predetermined interval; displaying the accessible WLAN if one is found; and when the displayed WLAN is selected by a user, changing a communication network for the video communication to perform the video communication through the selected WLAN.

Abstract: A method for controlling a video system wherein the nearest display apparatus is selected by detecting a distance to each of a plurality of display apparatuses and information regarding the nearest display apparatus is transmitted to another video apparatus allowing a user apparatus to select the nearest display apparatus without additional input.

Abstract: A method for controlling a video system wherein the nearest display apparatus is selected by detecting a distance to each of a plurality of display apparatuses and information regarding the nearest display apparatus is transmitted to another video apparatus allowing a user apparatus to select the nearest display apparatus without additional input.

Abstract: A method for play synchronization and a device using the same are provided. A first device stores time-based content play information. The first device plays content according to the time-based content play information. The first device transmits the time-based content play information to a second device so that the second device plays the content according to the time-based content play information. Accordingly, the content played by one device can be played by another device concurrently.

Abstract: Methods and apparatus for transmitting data are provided. A relationship, between a sender of a call signal and a receiver of a call signal, that exists in at least one network service server, is confirmed. Data associated with the sender is selected based on the relationship between the sender and the receiver. The data associated with the sender is transmitted to the receiver.

Abstract: A service providing method is provided. The method for providing a wishlist service of a server includes having a wishlist uploaded by a user and updating a wishlist by communicating with a service provider that provides purchase information regarding at least one item included in the wishlist.

Abstract: A device control method and apparatus and computer readable medium storing the method, the method including selecting at least one device based on at least one outdoor environment information; and generating control information regarding the selected at least one device based on the at least one outdoor environment information.

Abstract: A method and apparatus for managing data is provided, including determining one or more network services associated with user-uploaded data stored in a database, and linking the user-uploaded data with the one or more network services to provide the user-uploaded data via the one or more network services.

Abstract: A method for controlling a video system wherein the nearest display apparatus is selected by detecting a distance to each of a plurality of display apparatuses and information regarding the nearest display apparatus is transmitted to another video apparatus allowing a user apparatus to select the nearest display apparatus without additional input.

Abstract: A method for providing information in a content providing system is provided, which includes generating public information and personalized information regarding content, identifying a first display apparatus corresponding to the public information, identifying a second display apparatus corresponding to the personalized information, transmitting the public information the first display apparatus, and transmitting the personalized information to the second display apparatus.

Abstract: A method of performing the domain service including: receiving a request of user metadata from a domain service providing apparatus managing a position-based domain; sending user metadata to the domain service providing apparatus in response to the request; and receiving service information related to the domain from the domain service providing apparatus based on the user metadata.

Abstract: Disclosed is a method for changing a communication network for video communication, the method including performing, by a User Equipment (UE), video communication through a mobile communication network; searching for whether there is a WLAN currently accessible by the UE at every predetermined interval; displaying the accessible WLAN if one is found; and when the displayed WLAN is selected by a user, changing a communication network for the video communication to perform the video communication through the selected WLAN.

Abstract: Disclosed are an image-providing system and an image-providing method, the image-providing system to provide an image to a mobile terminal, the system including at least one image acquisition device including an identification unit which detects identification information to identify a user and an image pickup unit which takes an image including the user corresponding to the detected identification information when the identification unit detects the identification information; and a server which transmits the image taken by the image acquisition device to the mobile terminal based on predetermined transmission information.

Abstract: A mobile device, a content delivery apparatus, a content providing apparatus and a control method thereof are provided. The mobile device includes a communication unit that performs communication with an external environment, a signal processor that processes signals transmitted and received through the communication unit, and a display unit that displays an image based on a signal processed by the signal processor. The mobile device also includes a controller that controls the communication unit to transmit a profile corresponding to a request to a content delivery apparatus when the request for the profile is received from the content delivery apparatus located within a predetermined zone, and to receive content corresponding to the transmitted profile. Customized contents can be provided to the mobile device on the basis of a user's profile.

Abstract: A method for providing content where one device from among a plurality of devices is determined as a device to transmit the content to, based on the attribute of the requested content. Accordingly, device utilization is optimized by providing the content to the device with the highest priority to play back the content based on the attribute of the content.

Abstract: A method for controlling a home network system using a mobile terminal is provided, which includes the mobile terminal connecting to a gateway of a home network through a communication network, the mobile terminal receiving a list of devices which are connected to the home network from the gateway of the home network, the mobile terminal displaying the devices connected to the home network, if one of the displayed devices is selected, requesting the status information of the selected device from the selected device status information of the selected device through the gateway, receiving the status information of the selected device from the selected device, and displaying the received status information and a user interface for controlling the selected device.

Abstract: A metadata tagging system, an image searching method, a device, and a gesture tagging method are provided. The metadata tagging system includes a first device which tags metadata to an image and transmits the image tagged with the metadata and a second device which allows at least one image from among stored images to be searched. Accordingly, generated data may be searched and used more easily and conveniently.

Abstract: A method for play synchronization and a device using the same are provided. A first device stores time-based content play information. The first device plays content according to the time-based content play information. The first device transmits the time-based content play information to a second device so that the second device plays the content according to the time-based content play information. Accordingly, the content played by one device can be played by another device concurrently.