Abstract: An aspect of the present disclosure is to provide a user apparatus, a cleaning robot including the same, and a method of controlling the cleaning robot, and more particularly, to a technology in which the cleaning robot learns cleaning information about a cleaning area, and adjusts a suction power of the cleaning robot and a wideness of the cleaning area based on a battery charge amount of the cleaning robot.

Abstract: A spatial image projection device includes a housing, a display unit that is accommodated in the housing and configured to output a hologram image, a half-mirror configured to project a spatial image corresponding to the hologram image inside the housing, and a first polarizing film that is disposed outside the housing and configured to block a part of light directed toward a viewer from the housing.

Abstract: Disclosed are: a co-emulsified composition containing different emulsification particle sizes; and a method for preparing the same. The co-emulsified composition contains an amphipathic anisotropic power and a surfactant, thereby allowing emulsification particles with different sizes to coexist in one dosage form, and thus a co-emulsified composition can be provided that simultaneously implements two or more feelings of use or physical characteristics.

Abstract: A core-shell copolymer, a method of making the same, and a thermoplastic resin composition including the same are disclosed herein. In some embodiments, a core-shell copolymer includes a core and a shell surrounding the core, the core includes a conjugated diene-based monomer-derived repeating unit and a phosphate-based cross-linking agent-derived cross-linking part represented by Formula 1, and the shell includes a first alkyl (meth)acrylate monomer-derived repeating unit, a second alkyl (meth)acrylate monomer-derived repeating unit, and a sulfonate-based ionic monomer-derived repeating unit represented by Formula 2. The core is 68 parts to 92 parts and the shell is 8 parts to 32 parts, based on 100 parts of the core-shell copolymer, the core has a swell index of 2.7 to 10.9, the shell includes 1 wt % to 16 wt % of the sulfonate-based ionic monomer-derived repeating unit, and the shell has a weight average molecular weight of 105,000 g/mol to 645,000 g/mol.

Abstract: A floating hologram apparatus includes a display including a first output area to output a first hologram image and a second output area to output a second hologram image and a prism array positioned in front of the display and configured to refract rays of the first hologram image and the second hologram image. The prism array includes multiple prisms of which a first facet to which a ray of the second hologram image is incident and a second facet to which a ray of the first hologram image is incident have different angles.

Abstract: A floating hologram apparatus includes a display including a first output area to output a first hologram image and a second output area to output a second hologram image and a prism array positioned in front of the display and configured to refract rays of the first hologram image and the second hologram image. The prism array includes multiple prisms of which a first facet to which a ray of the second hologram image is incident and a second facet to which a ray of the first hologram image is incident have different angles.

Abstract: A three-dimensional image projection apparatus includes a display having a first output section that outputs a first hologram image and a second output section that outputs a second hologram image, and a prism array that is located in front of the display and refracts light rays of the first hologram image and the second hologram image, and the prism array is slanted at a first angle relative to the display.

Abstract: Disclosed herein is a head-up display apparatus integrated with a cluster. The head-up display apparatus integrated with the cluster may include a cluster housing unit provided in front of a driver, a cover unit mounted to a top of the cluster housing unit and having a display unit, and a combiner unit rotatably coupled to the cover unit, light generated in the cluster housing unit being irradiated onto the combiner unit to form an image.

Abstract: A roll rod for a vehicle includes: a bracket including a front insulator, which is connected to a power train, installed on one end portion; and a rear insulator assembly installed on the other end portion of the bracket. The rear insulator assembly comprises a rear insulator disposed on an inner side of a rear mounting portion formed on the other end portion of the bracket, and a core penetrating the rear insulator and fastened to a vehicle body.

Abstract: Disclosed are an ink composition including light-absorbing nanoparticles and a photonic crystal structure formed using the same. The ink composition may include inorganic particles; monomer; photoinitiator; and nanoparticles light-absorbing nanoparticles to provide the photonic crystal structure. As consequence, problems such as low color sharpness, which makes photonic crystals visible, and attaining high productivity may be eliminated. Moreover, white scattering can be reduced, and thus a distinctive color can be exhibited even when there is a difference between a reflection angle and an observation angle of light, thereby improving visibility.

Abstract: A hydraulic engine mount is provided in which related components out of two or more internal parts are coupled to reduce the number of components and to prevent oil leakage occurring due to coupling of the parts. The hydraulic engine mount includes a core that has a central bolt inserted into a central portion thereof, a rubber member formed on an outer circumferential surface of the core, upper and lower fluid chambers to seal a fluid therein. A diaphragm is disposed at a lower end of the lower fluid chamber and an orifice assembly divides the upper and lower fluid chambers from each other and has nozzle upper and lower plates. A nozzle upper plate-combined case that has a flow path is formed integrally with a lower part of the rubber member, and a lower part of the flow path is hermetically sealed by the nozzle lower plate.

Abstract: A method of manufacturing a semiconductor device, the method including forming dummy gate structures on a substrate; forming spacers on sidewalls of the dummy gate structures; forming a preliminary first interlayer insulation pattern to fill a gap between adjacent spacers; etching an upper portion of the preliminary first interlayer insulation pattern through a first etching process to form a preliminary second interlayer insulation pattern; implanting an ion on the dummy gate structures, the spacers, and the preliminary second interlayer insulation pattern through an ion-implanting process; etching an upper portion of the preliminary second interlayer insulation pattern through a second etching process to form an interlayer insulation pattern having a flat upper surface; and forming a capping pattern on the interlayer insulation pattern to fill a gap between the spacers.

Abstract: The present invention relates to a low-viscosity cosmetic composition and methods using a natural emulsifying agent. More specifically, the present invention relates to a cosmetic composition using a naturally derived saccharide-based surfactant in place of a chemical surfactant and realizing a low-viscosity formulation to offer safety to the skin, feel good on the skin with fast absorption, give stability to the formulation and add luster to the skin in an effective manner.

Abstract: Disclosed are an ink composition including light-absorbing nanoparticles and a photonic crystal structure formed using the same. The ink composition may include inorganic particles; monomer; photoinitiator; and nanoparticles light-absorbing nanoparticles to provide the photonic crystal structure. As consequence, problems such as low color sharpness, which makes photonic crystals visible, and attaining high productivity may be eliminated. Moreover, white scattering can be reduced, and thus a distinctive color can be exhibited even when there is a difference between a reflection angle and an observation angle of light, thereby improving visibility.

Abstract: A roll rod device for a vehicle includes a mounting flange mounted to a vehicle body; a housing of a cylindrical shape integrally formed at the mounting flange; a roll rod having a first end coupled to the housing to be slid and moved and a second end on which a bush unit is mounted; and an attenuation unit mounted to the first end of the roll rod and attenuating a vibration and an impact force while being slid and moved, or being compressed and tensioned in an axis direction of the roll rod inside the housing.

Abstract: Disclosed are a refractive optical screen and a floating hologram system using the same. The refractive optical screen is a refractive optical screen which refracts incident light beams and adjusts a travelling direction of the light beams, and includes a prism array in which a plurality of prisms refracting one or more light beams toward a viewing direction of a viewer located at the front side of the refractive optical screen is arranged in a line, and one or more virtual images generated by the one or more refracted light beams simultaneously form a floating hologram arranged in the viewing direction.

Abstract: Provided is a vehicle head-up display (HUD) device including a display unit divided into a first display area and a second display area; a folding mirror configured to reflect a first image to the first display area; a picture generation unit (PGU) configured to directly project the first image to the folding mirror; and a control unit configured to adjust a projection distance and a magnification and control the PGU to output the first image to the first image area and to output a second image to the second display area. Here, the first image is an virtual image, and the second image is an real image.

Abstract: Disclosed herein is a head-up display apparatus integrated with a cluster. The head-up display apparatus integrated with the cluster may include a cluster housing unit provided in front of a driver, a cover unit mounted to a top of the cluster housing unit and having a display unit, and a combiner unit rotatably coupled to the cover unit, light generated in the cluster housing unit being irradiated onto the combiner unit to form an image.

Abstract: A method of manufacturing a semiconductor device, the method including forming dummy gate structures on a substrate; forming spacers on sidewalls of the dummy gate structures; forming a preliminary first interlayer insulation pattern to fill a gap between adjacent spacers; etching an upper portion of the preliminary first interlayer insulation pattern through a first etching process to form a preliminary second interlayer insulation pattern; implanting an ion on the dummy gate structures, the spacers, and the preliminary second interlayer insulation pattern through an ion-implanting process; etching an upper portion of the preliminary second interlayer insulation pattern through a second etching process to form an interlayer insulation pattern having a flat upper surface; and forming a capping pattern on the interlayer insulation pattern to fill a gap between the spacers.

Abstract: A fluid-filled engine mounting apparatus may include a core provided with a center into which a center bolt is inserted; an insulator with an internal lower portion in which a first fluid chamber is formed and with an upper internal circumferential surface adhered to an external circumferential surface of the core; an upper housing mounted on an upper portion of the insulator; upper and lower orifice plates mounted on an internal circumferential surface of the insulator and are provided with a center hole; a membrane mounted on the center holes between the upper and lower orifice plates; a first case mounted on a lower external circumferential surface of the insulator; a first diaphragm mounted on a lower portion of the insulator that closes the first fluid chamber; and a longitudinal vibration absorbing device provided at an upper portion of the insulator.