Abstract: Provided are a crystalline alloy having significantly better thermal stability than an amorphous alloy as well as glass-forming ability, and a method of manufacturing the crystalline alloy. The present invention also provides an alloy sputtering target that is manufactured by using the crystalline alloy, and a method of manufacturing the alloy target. According to an aspect of the present invention, provided is a crystalline alloy having glass-forming ability which is formed of three or more elements having glass-forming ability, wherein the average grain size of the alloy is in a range of 0.1 ?m to 5 ?m and the alloy includes 5 at % to 20 at % of aluminum (Al), 15 at % to 40 at % of any one or more selected from copper (Cu) and nickel (Ni), and the remainder being zirconium (Zr).

Abstract: A gap control device for a Pilger die assembly of cold Pilger mills. The gap control device can independently control the height of a pair of bearing blocks which axially support an upper die. A lower plate has first and second receiving holes which respectively correspond to the upper portions of a pair of bearing blocks. First and second wedge plates are fitted into the receiving holes, and respectively have inclined surfaces on the upper portions thereof. First and second adjustment blocks respectively have inclined guide surfaces to be in surface contact with the inclined surfaces of the wedge plates, and are movable horizontally with respect to the lower plate. An upper plate is assembled to the upper portion of the lower plate to cover the adjustment blocks. First and second adjustment bolts allow the first and second adjustment blocks to be respectively manipulated in a horizontal direction.

Abstract: A driving path planning apparatus for an autonomous vehicle includes a driving information obtainer to obtain crossroad information, current velocity, and velocity setting of the vehicle. A global path planner plans a base frame, and an environment recognizer recognizes obstacle on a path and lane information of the vehicle. The apparatus also includes a velocity profile generator to generate a velocity profile for the vehicle, using current velocity and velocity setting, a candidate path planner to plan candidate paths for the vehicle, using velocity profile and base frame, and a path selector to check whether or not the candidate paths have collision risks and select one candidate path of the candidate paths as a driving path for the autonomous vehicle.

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 TDD (Time Division Duplex) switching control apparatus in a DAS (Distributed Antenna System) is provided. The present disclosure in some embodiments provides an apparatus, in a TDD switching control of a distributed antenna system, for transmitting a switching signal by using correlation property between a PSS (Primary Synchronization Signal) and an SSS (Secondary Synchronization Signal) and a property of a matched filter.

Abstract: An optical trial implant device that can be used to determine an appropriate size for an intervertebral disc implant can be configured so that one or more portions of the device can be optically transparent or radiolucent. The device can include an imaging device that can be used to view and image the intervertebral space through the optically transparent portion(s) of the device. The device can be used to determine the extent and quality of preparation of an intervertebral space between adjacent vertebral bodies for a surgical procedure, such as a disc replacement or spinal fusion procedure. The acquired image information can be transmitted to a mobile computing device for display in real time and/or stored for future use. The information may also be used to determine parameters indicating the quality of endplate surface preparation.

Abstract: A method for loading fuel pellets for manufacturing a nuclear fuel rod is provided. The method includes arranging fuel pellets in a row on a tray, aligning the fuel pellets in the row on the tray such that the fuel pellets are closely in contact with one another, obtaining a total length of the pellets in the row by measuring the fuel pellets in the row on the tray, and comparing the total length with a predetermined length. When the total length is smaller than the predetermined length by a difference greater than an average unit length of the pellet, one or more fuel pellets are added in the row until to increase the total length until the difference becomes smaller than the average unit length of the fuel pellet.

Abstract: Provided are a system for correcting a signal of an ultrasonic sensor according to a current weather condition, and a method of operating the same. The system for correcting a signal of an ultrasonic sensor according to a weather condition includes: a user terminal configured to externally acquire information about an ambient condition at a current position of a vehicle (for example, current temperature, and current humidity, and current atmospheric pressure) from an external server; and a vehicle terminal configured to calculate a current sound absorption coefficient based on the current ambient condition, determine whether a signal correction of the ultrasonic sensor mounted in the vehicle is needed by comparing the calculated current sound absorption coefficient with a preset standard sound absorption coefficient, and correct a received ultrasonic signal transmitted by the ultrasonic sensor and reflected from an obstacle based on a result determined by the vehicle terminal.

Abstract: A plastic fender is provided for coping with thermal deformation. Additionally, an apparatus is provided which makes an effect of allowing the plastic fender to move to cope with thermal deformation, by integrally forming a bellows shape with a mounting portion of the plastic fender. The plastic fender includes a hood line portion, a bumper line portion, and a door line portion. Additionally, mounting portions are formed along an edge of each of the hood line portion, the bumper line portion, and the door line portion, respectively. The plastic fender includes a bellows-shaped portion that is formed on the mounting portions and is moveable to cope with the thermal deformation.

Abstract: An apparatus and method for controlling interference between small-cell base stations by using multi-antenna beamforming. The apparatus includes a channel state information (CSI) estimator, a non-optimal beamforming factor calculator, an optimal beamforming factor calculator, and an interference controller. The apparatus and method control interference between small-cell base stations by calculating an optimal beamforming factor assuming that information exchange between base stations is limited in a small-cell downlink system and each base station knows only a channel value sent by itself or a channel value received by itself.

Abstract: Provided is a thin film transistor array panel. The thin film transistor array panel includes: an insulation substrate including a display area with a plurality of pixels and a peripheral area around the display area; a gate line and a data line positioned in the display area of the insulation substrate; a first driving signal transfer line and a second driving signal transfer line positioned in the peripheral area of the insulation substrate; a first insulating layer positioned on the gate line and the data line; and a first photosensitive film positioned on the first driving signal transfer line and the second driving signal transfer line, in which the first photosensitive film is disposed only in the peripheral area.

Abstract: An apparatus for implementing an adaptive sectorization in a DAS (Distributed Antenna System) is provided. In some embodiment of the present disclosure, a DAS that supports an adaptive sectorization has the flexibility of supporting multiple sectors simply with an extension of STM (Sectorization Module) without being affected by the hardware structure. Where no sector splitting is needed, the STM is replaced by a COM (Head-end Combining Module) to provide a simple structure for supporting the sectors.

Abstract: Provided herein are methods, systems, and apparatuses for measuring a bio-signal of a user. In one embodiment, a bio-signal measuring apparatus is provided that can operate by being combined with a plurality of target devices. For example, the bio-signal measuring apparatus can include an electrocardiogram (ECG) sensor. One or more PPG sensors can be included with a light emitting portion for generating light and a light receiving portion for receiving the light which is irradiated. The bio-signal measuring apparatus can be configured to measure one or more bio-signals using one or more of an ECG sensor and a PPG sensor, and the biological signal measuring apparatus can be configured to recognize the type of target device with which it is combined, activate a bio-signal measuring function, and correct bio-signal values.

Abstract: A method, system and apparatus for enhancing the security of a beacon device are herein disclosed. A service device includes a service communication unit and a service control unit. The service communication unit communicates with at least one terminal and a beacon device, and transmits and receives data required to enhance the security of the beacon device. The service control unit performs control so as to receive pieces of identification information from the terminal and the beacon device, to check the received pieces of identification information and then perform validation based on the times at which the pieces of identification information have been generated and whether authentication keys match each other, to extract service information in response to the result of the validation, and to transmit the extracted service information to the terminal.

Abstract: A method, system and apparatus for enhancing the security of a beacon device are herein disclosed. A service device includes a service communication unit and a service control unit. The service communication unit communicates with at least one terminal and a beacon device, and transmits and receives data required to enhance the security of the beacon device. The service control unit performs control so as to receive pieces of identification information from the terminal and the beacon device, to check the received pieces of identification information and then perform validation based on the times at which the pieces of identification information have been generated and whether authentication keys match each other, to extract service information in response to the result of the validation, and to transmit the extracted service information to the terminal.

Abstract: A display substrate includes a gate metal pattern comprising a gate line extending in a first direction and a gate electrode electrically connected to the gate line, a data metal pattern comprising 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, an organic layer disposed on the data metal pattern, a repair hole penetrating the organic layer and exposing a crossing area in which the gate line crosses with the data line and a pixel electrode disposed on the organic layer and electrically connected to the drain electrode.

Abstract: The present invention relates to a radiant barrier sheet and a wood panel comprising same. The radiant barrier sheet comprises a polymer film, a first radiant reflective layer disposed on the polymer film, and a first protective layer disposed on the first radiant reflective layer, wherein the radiant barrier sheet has through-holes configured to penetrate through the polymer film and the first radiant reflective layer, the number of the through-holes ranges from 1 to 10 per 1 cm2, a planar area of the through-holes ranges from about 20,000 ?m2 to about 200,000 ?m2 per 1 cm2, and a diameter of the through-hole ranges from about 80 ?m to about 300 ?m.

Abstract: A method, system and apparatus for enhancing the security of a beacon device are herein disclosed. A service device includes a service communication unit and a service control unit. The service communication unit communicates with at least one terminal and a beacon device, and transmits and receives data required to enhance the security of the beacon device. The service control unit performs control so as to receive pieces of identification information from the terminal and the beacon device, to check the received pieces of identification information and then perform validation based on the times at which the pieces of identification information have been generated and whether authentication keys match each other, to extract service information in response to the result of the validation, and to transmit the extracted service information to the terminal.