Abstract: A user terminal apparatus is provided. The user terminal apparatus includes: a display which displays a map indicating a location of the user terminal apparatus and a location of one other user terminal apparatus, a communicator which receives a message which is input through the one other user terminal apparatus, and a controller which, when the message is received, controls to display the message on a region corresponding to the location of the one other user terminal apparatus on the map.

Abstract: A first electronic device may include: a display unit that displays an execution screen of an application executed in the first electronic device; and a processor configured to receive an input for transmitting contents related to one or more objects selected within the execution screen of the application to a second electronic device and to transmit the contents related to the one or more selected objects to the second electronic device in response to the input. The contents related to the one or more selected objects may be displayed in the second electronic device without being displayed on the execution screen of the first electronic device.

Abstract: Disclosed is a method for assigning a radio resource. The method includes: measuring an interference or a noise level for a signal outputted from neighboring base stations and generating interference information corresponding to the measured value; receiving a frequency assignment list which is available for access for each interference state of a terminal from a serving base station via a control channel; selecting specific frequency assignment information from among the frequency assignment list based on the interference information; transmitting the selected frequency assignment information to the base station; and being assigned the radio resource by the base station based on the selected frequency assignment information.

Abstract: A method and apparatus for sharing presentation data, interactions, and annotation information between devices. The method includes: converting the presentation data into at least one image; transmitting the at least one image to the second device; displaying an image from among the at least one image on a screen of the first device, and transmitting image identification information about the displayed image to the second device; adding annotation data to the displayed image, based on a user input; and transmitting annotation information about the annotation data to the second device. The second device displays an image corresponding to the image identification information on a screen of the second device based on the image identification information, and the second device displays the annotation information on the image displayed on the screen of the second device the annotation information.

Abstract: A method of providing data by a first electronic device is provided. The method includes connecting with a plurality of electronic devices, transmitting information on data that is able to be provided to the plurality of electronic devices by the first electronic device, to a second electronic device from among the plurality of electronic devices that is selected as a host device for transmitting the data to at least one of the plurality of electronic devices instead of the first electronic device, and transmitting the data to the second electronic device.

Abstract: A wearable device includes a user information obtainer configured to obtain user information, a controller configured to selectively generate, in response to a user being authenticated based on the user information, an encryption key for encryption of content of an external device; and a communicator configured to transmit the encryption key to the external device.

Abstract: A mobile terminal and a method operating the same are provided. The method includes generating a list of a service that may be provided to an external via a Local Area Network (LAN), transmitting the generated service list to the external terminal, receiving a request for providing a service that is included in the service list from the external terminal, and connecting the mobile terminal to the external terminal via the LAN and providing the requested service to the external terminal.

Abstract: A method for transmitting contents and user's interactions among multiple devices is provided. The method includes determining a group of object devices including a portion of the plurality of object devices, transmitting the data to the object devices of the determined group, receiving confirmation information from the object device which completes receiving of the data, among the object devices of the determined group, determining a clone device based on the received confirmation information. The transmitted clone information is used to transmit the data from the determined clone device to at least one object device which is not included in the object devices of the determined group among the plurality of object devices.

Abstract: A method and a device for providing content to at least one external device are provided. The method includes communicating with the at least one external device, displaying a plurality of contents stored in the device on a screen of the device, determining whether the at least one external device is executing an application corresponding to an application being executed in the device, and providing at least one of the displayed plurality of contents to the at least one external device, based on the determination.

Abstract: A method of receiving a packet by a receiving terminal is provided. The method includes receiving one or more packets including information about an event which belongs to a same kind of event from a transmitting terminal, and selecting at least one packet from among the received one or more packets based on time information of a certain point of time at the certain point of time.

Abstract: An operation method of an electronic device is provided. The method includes acquiring a media contents sharing list which includes media contents retained by the electronic device and media contents retained by at least one other electronic device communicating with the electronic device, and transmitting the first media contents to the at least one other electronic device based on playback of first media contents retained by the electronic device within the media contents sharing list, and receiving the second media contents from the at least one other electronic device and outputting the received second media contents based on playback of second media contents retained by the at least one other electronic device within the media contents sharing list.

Abstract: A method of searching for an object in a network, performed by a first device is provided. The method includes communicating with at least one device in a network regarding whether an object corresponding to an object included in the first device is installed in the at least one device; receiving terminal information from devices in which the corresponding object is installed from among the at least one device; and creating a list of devices in which the corresponding object is installed, and displaying the list of devices on a screen, wherein the list of devices includes the received terminal information.

Abstract: A user terminal apparatus is provided. The user terminal apparatus includes: a display which displays a map indicating a location of the user terminal apparatus and a location of one other user terminal apparatus, a communicator which receives a message which is input through the one other user terminal apparatus, and a controller which, when the message is received, controls to display the message on a region corresponding to the location of the one other user terminal apparatus on the map.

Abstract: A method and apparatus for sharing presentation data, interactions, and annotation information between devices. The method includes: converting the presentation data into at least one image; transmitting the at least one image to the second device; displaying an image from among the at least one image on a screen of the first device, and transmitting image identification information about the displayed image to the second device; adding annotation data to the displayed image, based on a user input; and transmitting annotation information about the annotation data to the second device. The second device displays an image corresponding to the image identification information on a screen of the second device based on the image identification information, and the second device displays the annotation information on the image displayed on the screen of the second device the annotation information.

Abstract: A method of searching for an object in a network, performed by a first device is provided. The method includes communicating with at least one device in a network regarding whether an object corresponding to an object included in the first device is installed in the at least one device; receiving terminal information from devices in which the corresponding object is installed from among the at least one device; and creating a list of devices in which the corresponding object is installed, and displaying the list of devices on a screen, wherein the list of devices includes the received terminal information.

Abstract: Methods and devices are provided for performing a service between devices in a network. A predetermined event for starting the service is recognized in a first device. A pairing is performed between the first device and a second device that is a party of the service. The pairing is ended by setting information for performing the service. The service between the first device and the second device is performed. The pairing is ended before or during performance of the service.