Abstract: A method and apparatuses for device control performed by a first device to control services provided by a service providing device is provided. The method includes connecting, through out-of-band communication, to a second device that includes identification information related to the service providing device, receiving, through the out-of-band communication, the identification information related to the service providing device from the second device, executing at least one application related to the identification information, and connecting, through in-band communication, to the service providing device using the identification information, and controlling, from the first device, services provided by the service providing device.

Abstract: A method to transmit and receive a packet in a bridge of a communication system is provided. The method includes receiving a first packet from a first network. The method also includes converting a medium access control (MAC) layer source address of the received first packet into a MAC address of the bridge.

Abstract: A method to transmit and receive a packet in a bridge of a communication system is provided. The method includes receiving a first packet from a first network. The method also includes converting a medium access control (MAC) layer source address of the received first packet into a MAC address of the bridge. The method further includes transmitting the address-converted first packet to a node of a second network.

Abstract: A method for transmitting a reference signal by a base station in a wireless communication system is provided. The method includes transmitting configuration information for a reference signal to a terminal, performing a scrambling operation which multiplies the reference signal by a sequence on the basis of a beam group identifier for each of at least two beam groups set on a single cell, and transmitting the reference signal, to which the scrambling operation has been performed on the basis of the configuration information, to the terminal.

Abstract: A method, performed by a device, of processing an image, may include obtaining a circular image generated by photographing a target space through a fisheye lens; generating metadata including lens shading compensation information for correcting color information of the obtained circular image; and transmitting the obtained circular image and the metadata to a terminal.

Abstract: The present disclosure relates to a sensor network, Machine Type Communication (MTC), Machine-to-Machine (M2M) communication, and technology for Internet of Things (IoT). The present disclosure may be applied to intelligent services based on the above technologies, such as smart home, smart building, smart city, smart car, connected car, health care, digital education, smart retail, security and safety services. An electronic device for and a method of performing wireless communication are provided. The electronic device includes a first module configured to transmit signals to another electronic device via a first type of link; a second module configured to transmit signals to the another electronic device via a second type of link; and a controller configured to establish the first type of link and release from the second type of link if a predetermined event occurs.

Abstract: A head mounted display includes: a display configured to display an image; a shutter configured to block light incident on an eye; a controller configured to control the display to display a left eye image and a right eye image using half or more of a region of the display in a horizontal direction and to control the shutter based on the image displayed on the display; and a lens configured to focus light output from the display such that the left eye image and the right eye image displayed on the display are viewed by a left eye and a right eye respectively.

Abstract: Provided is a method of a device transmitting integrity check data. The method includes establishing a voice communication channel with at least one other device, determining a size of a packet to be transmitted through the established voice communication channel based on a bandwidth of the communication channel, detecting a user's voice from an input signal, selectively inserting integrity check data for checking the integrity of data to be transmitted into the packet based on a result of the detection, and transmitting the packet to the at least one other device.

Abstract: A method and an electronic device for sending and receiving data are provided. The method of the electronic device for sending and receiving data includes detecting a communication event of other electronic device, if detecting the communication event, sending information of an application running on the electronic device, to the other electronic device, receiving information of an application running on the other electronic device, from the other electronic device, determining an application execution screen by comparing the application information of the electronic device with the application information received from the other electronic device, and displaying the determined application execution screen.

Abstract: A data transmission method is provided, including adjusting a data transmission speed when a number of retransmission of a data transmission unit reaches a predetermined number, wherein the retransmission is performed when a transmission failure occurs, transferring the data transmission unit at the adjusted data transmission speed, and readjusting the adjusted data transmission speed to a basic data transmission speed when data transmission is successful, and reducing the basic data transmission speed when at least one of a retransmission rate and a number of the transmission failure satisfies a predetermined threshold condition.

Abstract: An air conditioning system of a building is provided. A method for controlling air conditioning of a building includes controlling a temperature of a heat medium based on a reservation rate for using spaces in the building and outside weather, and controlling a flow of the heat medium based on at least one sensing information measured in the spaces.

Abstract: The present invention defines a share group, and enables a content generated during an activity period to be automatically shared in the share group during the activity period. According to an embodiment of the present invention, an automatic content share method comprises, in a content share method, the steps of: setting a share group to share the content, an activity and an activity period; and sharing the generated content on the basis of the share group to share the content, the activity and the activity period, wherein the share group is formed on the basis of a proximity discovery.

Abstract: According to an embodiment of the present disclosure, a method for operating an electronic device includes displaying a result of recognizing at least one other electronic device as at least one item, and sending a message requesting the at least one other electronic device to output an identifiable signal.

Abstract: An electronic device and method for measuring user body information are provided. The method for measuring user body information includes detecting a contact of a user's body portion on at least two spots of a touch screen of the electronic device, upon detecting the contact of the user's body portion on the at least two spots of the touch screen, applying power to a first coil in the electronic device, and measuring the user body information using at least one of a voltage and a second current measured after a first current is induced across the user's body by a first magnetic field generated from the first coil as the power is applied.

Abstract: The present disclosure relates to technologies for sensor networks, a machine-to-machine (M2M) interface, machine-type communication (MTC), and an Internet of things (IoT). The present disclosure may be used in intelligent services (e.g., a smart home, a smart building, a smart city, a smart car, a connected car, health-care, digital education, a retail business, security and safety-related services, etc.). A service-oriented input and output method and apparatus for a smart control system are provided. The method includes receiving a hot key input from a remote controller, transmitting a command corresponding to the hot key input to a device corresponding to the command, receiving a processing result according to the command from the device, when a display is inactivated upon reception of the processing result, activating the display and outputting a message according to the processing result through the display, and inactivating the display after the output of the message is ended.

Abstract: Embodiments of the present invention provide a method and apparatus for easily and quickly connecting wireless devices in a wireless communication system. A method by which at least one center node operates in a wireless communication system containing a group formed by the center node includes sensing two or more target nodes which request for a connection to the group within a predetermined time and sequentially configuring a connection of the target nodes to the group.

Abstract: Exemplary embodiments of the present disclosure provide a method and apparatus for controlling a target device of a host and a client for supporting a service for the target device which has connectivity not supported by the host. According to an exemplary embodiment of the present disclosure, the method for controlling the target device of the host includes: receiving, from a first client having the same connectivity as that of at least one target device, target information on the target device, and managing the target information; and, when a service request signal for the target device is received from a second client, transmitting, to the target device, a service control signal for controlling the target device using the target information.

Abstract: The present invention relates to a method for establishing a wireless LAN (WLAN) communication connection and an electronic device therefore. The method for establishing a WLAN communication connection in a device may comprise the steps of: receiving a probe request message from another device; and selectively transmitting a response signal in response to the probe request on the basis of at least one of information included in the received probe request message and internal information of the device.

Abstract: A method for transmitting a reference signal by a base station in a wireless communication system is provided. The method includes transmitting configuration information for a reference signal to a terminal, performing a scrambling operation which multiplies the reference signal by a sequence on the basis of a beam group identifier for each of at least two beam groups set on a single cell, and transmitting the reference signal, to which the scrambling operation has been performed on the basis of the configuration information, to the terminal.

Abstract: A method of an electronic device and a method of a server are provided. The method of the electronic device includes receiving a broadcast signal broadcast by another electronic device via a wireless communication; determining, based on the received broadcast signal, a number of times the another electronic device has been detected; and sending a request for information to the another electronic device, based on the determined number of times the another electronic device has been detected. The method of the server includes receiving information from a first electronic device; receiving, from a second electronic device, an information request message relating to the first electronic device which has been detected a threshold number of times or more by the second electronic device; and transmitting information registered by the first electronic device to the second electronic device.