Abstract: The present invention provides a modifier, a modified and conjugated diene-based polymer which is modified using the same, and a rubber composition including the modified and conjugated diene-based polymer, and more particularly, a modifier which includes a compound represented by Formula 1 and is capable of improving the mixing properties between a conjugated diene-based polymer and a filler, a modified and conjugated diene-based polymer which is modified using the same, and a rubber composition including the modified and conjugated diene-based polymer.

Abstract: According to an embodiment, a cap for waterproofing a nail comprises a cap body and a tightening protrusion. The cap body includes a flat penetration portion and an edge portion extending from the penetration portion and inclined downward. The cap body is formed of a hard material which may be penetrated by a nail. The tightening protrusion is spaced apart inward from an end of the edge portion by a predetermined distance and protruding downward from a lower surface of the cap body. A thickness of the tightening protrusion is smaller than a thickness of the edge portion.

Abstract: A door, which includes a variable light transmission panel and a frame and is mounted on a body by a hinge so as to be opened and closed, is disclosed, and the door includes a glass member provided on a front surface side of the frame, a protective panel provided on an inner surface side of the frame, the variable light transmission panel provided between the glass member and the protective panel and including a sheet made of a thermoplastic resin of polymethyl methacrylate (PMMA) or polycarbonate (PC) and nano-sized dyes, a light-emitting member provided between the protective panel and the variable light transmission panel, and a power supply member configured to supply power to the light-emitting member.

Abstract: A user authentication device and method for providing a security level varying based on an authentication score of biometric information when providing an authentication-based service in an autonomous driving vehicle. The device and method may be associated with an AI device, a drone, an UAV, a robot, an AR device, a VR device, and a 5G service.

Abstract: A method for measuring the thickness of a specimen, according to an embodiment, can measure the thickness of a specimen having multiple layers in a contactless and non-destructive manner. In addition, when the refractive indexes of materials forming the respective layers are already known, the thicknesses of the respective layers can be integrally measured through differences in reflection times of terahertz waves with respect to the respective layers of the specimen, thereby measuring the thickness of the specimen, such that the time taken for measuring the thickness of the specimen can be reduced.

Abstract: In an exemplary embodiment, a vehicle is provided that includes an antenna and a telematics system. The telematics system is configured to be coupled to the antenna, and includes a processor that is configured to at least facilitate: determining whether power to an antenna of the vehicle would result in radiated power emissions that would exceed a regulatory requirement; and reducing power to the antenna when it is determined that the power to the antenna would result in radiated power emissions that would exceed the regulatory requirement.

Abstract: A display device includes a power supply to supply a first initialization power source to the pixels through a first initialization and to supply a second initialization power source to the pixels through a second power line.

Abstract: Provided is a display device, which includes: a reference voltage line formed along a circular outer line and configured to provide a reference voltage; a first reference voltage auxiliary line electrically connected to the reference voltage line and formed to be parallel with a predetermined interval; and a conductive line forming a contact with the reference voltage line and the first reference voltage auxiliary line and configured to provide the reference voltage to a cathode.

Abstract: Provided is an operating method of a storage device. The method includes providing temperature information of each of a plurality of volatile memory devices in the storage device to a host device; and receiving a setting command related to a refresh operation of the plurality of volatile memory devices from the host device, wherein the plurality of volatile memory devices are classified into groups based on temperature information, and wherein the setting command indicates a number of rows of the plurality of volatile memory devices to be refreshed differently for each of the groups based on the temperature information.

Abstract: A driver assistance system (DAS) configured to determine a lane provided with a radar reflector includes a radar configured to emit radio wave in front of the vehicle and obtain radar data by receiving reflected wave reflected from an object in front of the vehicle; a controller configured to determine whether the object is the radar reflector based on the magnitude of energy of the reflected wave included in the obtained radar data, and to determine a line connecting the determined radar reflector as a lane. It is an object of the present invention to provide a driver assistance system and a driver assistance method capable of obtaining lane information based on a radar track.

Abstract: A modified conjugated diene-based polymer, a method of making the same, and a rubber composition including the same are disclosed herein. The modified conjugated diene-based polymer has excellent processability and good tensile strength and viscoelasticity. In some embodiments, a modified conjugated diene-based polymer includes a first chain including a repeating unit derived from a conjugated diene-based monomer, a second chain including a repeating unit derived from a compound represented by Formula 1 or Formula 2, and a derived unit from an alkoxysilane-based modifier, wherein the first chain and the second chain are coupled by the derived unit from the modifier.

Abstract: a camera-puddle lamp integrated apparatus is disclosed. The apparatus comprising a lens module; an image sensor; and a puddle lamp module, the puddle lamp module includes a light source, a spring, a sliding bar, and a solenoid and is disposed in a second area outside the first area, the light source is formed to be movable to be located in the first area or the second area, the light source is fixed to one side of the sliding bar, a moving part of the solenoid is connected to the other side of the sliding bar, and the spring is formed to be operated to move the sliding bar when the solenoid is switched to a non-operational state so as to move the light source to the second area, the camera-puddle lamp integrated apparatus operates as a puddle lamp when the light source moves to the first area, and the camera-puddle lamp integrated apparatus operates as a camera when the light source moves to the second area.

Abstract: The present invention relates to a dental composition including cement and a non-aqueous liquid, wherein the cement includes a first domain including alite, a second domain including belite, and a matrix located between one or more selected from the group consisting of the first domain and the second domain and configured to include silicon (Si)-atom-doped tricalcium aluminate (3CaO.Al2O3). A dental hydraulic composition according to the present invention is a single ointment-type composition, and is thus easy to use and exhibits a good aesthetic appearance, high curability and high biocompatibility.

Abstract: A method for producing nickel oxide nanoparticles and nickel oxide nanoparticles produced by using the same.

Abstract: Provided is the compound represented by Formula 1, an organic electric element comprising a first electrode, a second electrode, and an organic material layer formed between the first electrode and the second electrode, and electronic device thereof, and by comprising the compound represented by Formula 1 in the organic material layer, the driving voltage of the organic electronic device can be lowered, and the luminous efficiency and life time of the organic electronic device can be improved.

Abstract: Disclosed is an orthodontic member, having a tube shape, a hollow polygonal prism shape, a hollow truncated polygonal pyramid shape, a hollow truncated cone shape, or a funnel shape, and including a water-soluble or biodegradable material, wherein the orthodontic member into which a wire is inserted is attached to the teeth, thereby making it simple to perform orthodontic treatment.

Abstract: Disclosed is an orthodontic composite, comprising: an orthodontic member which has a tube shape, a hollow polygonal prism shape, a hollow truncated polygonal pyramid shape, a hollow truncated cone shape, or a funnel shape; and an orthodontic wire that is inserted into the hollow portion of the orthodontic member, wherein the orthodontic member includes a water-soluble or biodegradable material. Thereby, the orthodontic composite of the present invention making it simple to perform orthodontic treatment by attaching the orthodontic composite.

Abstract: Provided are a compound of Formula 7 improving the luminous efficiency, stability and life span of an organic electronic element employing the compound, the organic electronic element, and an electronic device thereof.

Abstract: The display panel includes an active region including data lines, gate lines crossing the data lines, and pixels arranged in a matrix, and a shift register arranged distributively in the active region and configured to supply a gate pulse to the gate lines.