Abstract: A wireless communication system, and an apparatus and method for controlling communication connections with a plurality of user terminals in the system are disclosed. The terminal device includes a communication unit, a storage unit, and a control unit. The communication unit receives a signal, broadcast by at least one beacon device, via wireless communication. The storage unit stores data that is transmitted and received to and from the beacon device. The control unit is functionally connected with the communication unit, scans a signal transmitted from the beacon device, performs an operation for a communication connection with the beacon device using the scanned signal, receives a bit mask via the communication unit and also stores the bit mask in the storage unit when the communication connection has been established, transmits data to the beacon device via the communication unit, and immediately releases the communication connection.

Abstract: A workstation, a medical imaging apparatus including the same, and a control method for the same includes an input unit that receives information about a contour of an organ in a medical image obtained by imaging a subject and a control unit that corrects the contour of the organ in such a manner that the contour of the organ does not cross contours of one or more other organs located inside or outside the organ.

Abstract: A communication method of a macro base station, a macro terminal, a micro base station, and a micro terminal determines an interference control scheme for each interference condition between a micro cell and a micro cell and between a macro cell and a micro cell in a hierarchical cellular network, and controls interference in the hierarchical cellular network where a detailed operation for each determined interference control scheme, a message associated with the detailed operation, and a resource management scheme are defined.

Abstract: A biosignal measurement apparatus capable of measuring a user's biosignal in real time is provided, including a plurality of electrodes that are separated from each other and configured to measure a biosignal through contact with a user's body and a sensor that is electrically connected to the electrodes and measures an electrical signal formed in a circuit connected to the electrodes. The electrodes are also configured to be utilized as touch sensors for executing functions in addition to a biosignal measurement function of the biosignal measurement apparatus, and the biosignal measurement apparatus is configured to execute a different function according to whether the user's body has touched the electrodes and a period of time during which the user's body touches the electrodes.

Abstract: The apparatus has a transformable substrate having a flat state, a deformed state, a partially deformed state, and the like, and thus provides a function and a user interface that change according to the deformed state when a user wears the apparatus on his or her wrist and the flat extended state when the user detaches the apparatus from his or her wrist. When the method suggested in the present invention is used, the user can conveniently carry the apparatus on his or her wrist and use the apparatus on or off the wrist as necessary, thereby resolving inconveniences of carrying and using an existing mobile apparatus.

Abstract: A display device includes a first substrate including a display area and a peripheral area disposed in a periphery of the display area. A gate line is disposed in the display area. A data line is insulated from the gate line and intersects the gate line. The data line includes a first portion and a second portion. The first portion is disposed in the display area, and the second portion is connected to the first portion and is disposed in the peripheral area. A thin-film transistor (TFT) is disposed in the display area of the first substrate and is connected to the gate and data lines. A first insulating pattern is disposed on the TFT. A second insulating pattern is disposed in the peripheral area and covers a part of the second portion of the data line. The second insulating pattern includes a same material as the first insulating pattern.

Abstract: There are provided a method, apparatus and non-transitory computer-readable recording medium for measuring photoplethysmography (PPG) signals. Accurate PPG signals can be obtained even when brightness of ambient light is not constant due to external light sources, and accuracy of a variety of biological information derivable from the PPG signals can be improved.

Abstract: Provided herein are methods, apparatuses, and non-transitory computer-readable recording media for measuring photoplethysmography (PPG) signals. Accurate PPG signals can be obtained even in a situation in which brightness of ambient light is not constant due to external light sources, and accuracy of a variety of biological information derivable from the PPG signals can be improved.

Abstract: An environment-friendly adhesive composition is provided that includes about 10 to about 70 parts by weight of a tackifying agent base including an acryl-based attaching agent as a raw material, about 5 to about 40 parts by weight of a terpene-based tackiness improver, about 0.5 to about 5 parts by weight of an epoxy-based crosslinking agent, about 5 to about 60 parts by weight of a flame retardant, and a combination thereof, based on 100 parts by weight of a solvent excluding benzene, toluene and xylene (BTX). The flame retardant includes at least one selected from a group consisting of a halogen-based flame retardant, an antimony flame retardant, and a phosphorus-based flame retardant. The adhesive composition and a tape manufactured using the same may be used exclusively in a vehicle industry, and in various electronic industries.

Abstract: A method of multi-hop cooperative communication includes recognizing a plurality of relays capable of cooperating with one another to amplify or quantize and forward mixed signals received from a plurality of different nodes, selecting a transmission mode from a direct mode for transmission from a base station directly and a cooperation mode for transmission from the base station via the plurality of relays, transmitting data from the base station directly to a terminal through a first radio resource in the direct mode in response to the selected transmission mode being the direct mode, and transmitting data from the base station to the terminal via the plurality of relays through a second radio resource in the cooperation mode in response to the selected transmission mode being the cooperation mode.

Abstract: A communication system configured to send data using an interference alignment scheme is disclosed herein. The disclosed communication system includes an MS and a BS. The disclosed BS sends data using a transmission beamforming matrix that minimizes intra-cell interference. The disclosed MS receives the data using a reception beamforming matrix that minimizes inter-cell interference. The BS sends information about a reference beamforming matrix to the MS, and sends a pilot signal to the MS using the reference beamforming matrix. The MS estimates an effective channel using the reference beamforming matrix, and calculates the intensity of an interference signal from an interference BS.

Abstract: A wireless communication system, and an apparatus and method for controlling communication connections with a plurality of user terminals in the system are disclosed. The terminal device includes a communication unit, a storage unit, and a control unit. The communication unit receives a signal, broadcast by at least one beacon device, via wireless communication. The storage unit stores data that is transmitted and received to and from the beacon device. The control unit is functionally connected with the communication unit, scans a signal transmitted from the beacon device, performs an operation for a communication connection with the beacon device using the scanned signal, receives a bit mask via the communication unit and also stores the bit mask in the storage unit when the communication connection has been established, transmits data to the beacon device via the communication unit, and immediately releases the communication connection.

Abstract: A display apparatus includes: a first substrate including a display area and a non-display area adjacent to the display area; a second substrate facing the first substrate; a display device disposed between the first substrate and the second substrate; and a fan-out line, disposed in the non-display area, to apply a display signal to the display device. The fan-out line includes: a first conductive layer; and a second conductive layer disposed on the first conductive layer, the second conductive layer being electrically connected to the first conductive layer. A width of the first conductive layer is different from a width of the second conductive layer.

Abstract: Provided is a method of allocating a resource in a small cell system. The method includes: selecting a temporary base station for each user terminal; measuring a signal-to-noise ratio (SNR) through a downlink pilot in a small cell base station; transmitting the signal-to-noise ratio measured for each user terminal to the temporary base station; receiving base station selection and resource allocation information from the small cell base station; and selecting the small cell base station to which most frequency resource block are allocated as a home base station.

Abstract: An apparatus and method support live streaming between mobile communication terminals. A server Mobile Station (MS) Transport Stream (TS)-multiplexes audio/video data, generates TS data, and transmits the generated TS data in a live streaming scheme to a client MS through an accessed IP based packet service network. A client MS receives the TS data generated by the server MS in the live streaming scheme through the accessed IP based packet service network, TS-demultiplexes the received TS data, and restores the original audio/video data.

Abstract: Disclosed are a Bluetooth-based data transmission system and method, and an apparatus applied thereto. That is, when an original data is encoded and transmitted based on Bluetooth between a User Equipment (UE) and a beacon device, the encoded data is divided into partial data in consideration of a transmission data size and thus, various data may be transmitted irrespective of a transmission data size.

Abstract: A display substrate includes a gate metal pattern including a gate line extending in a first direction, a gate electrode electrically connected to the gate line and a storage line, a data metal pattern including a data line extending in a second direction crossing the first direction, a source electrode electrically connected to the data line and a drain electrode spaced apart from the source electrode, a repair electrode extending in the second direction and overlapping the storage line, an organic layer disposed on the data metal pattern and a pixel electrode disposed on the organic layer and electrically connected to the drain electrode.

Abstract: A method for loading fuel pellets for manufacturing a nuclear fuel rod comprises arranging fuel pellets in a row on a plurality of trays, measuring a whole length of the fuel pellets in the row on each of the plurality of trays and obtaining a total length of the pellets by accumulating the whole length of the fuel pellets one after another for the plurality of trays, comparing the total length with a predetermined length, and increasing or decreasing one or more fuel pellets in the row of a last tray of the plurality of the trays such that the total length of the pellets is less than the predetermined length and a length difference between the total length of the pellets and the predetermined length is within a length of one fuel pellet.

Abstract: Communication methods of a macro base station which collects position information about a mobile micro base station and that is served by the macro base station, predicts a channel between the macro base station and the micro base station, and performs a handover between the macro base station and the micro base station based on a state of the predicted channel is provided.

Abstract: A method, system and apparatus for checking the state of a beacon device are disclosed. The system for the checking the state of a beacon device includes a beacon device and a service device. The beacon device transmits information about a beacon state to the service device and then receives a response signal from the service device. The service device receives the information about the beacon state from the beacon device, performs an update with the received information about the beacon state in association with a list of beacon devices, searches for the information about the beacon state of the beacon device, and provides the found information about the beacon state to the terminal.