Abstract: A cylinder head configured for dividing coolant introduced thereinto to a combustion chamber side and an exhaust manifold side to increase the amount of coolant introduced to the combustion chamber side, improving cooling performance, may include a head water jacket having a combustion chamber coolant inlet, through which coolant is introduced from a cylinder block to a combustion chamber side, and an exhaust coolant inlet, through which the coolant is introduced from the cylinder block to an exhaust manifold side, the combustion chamber coolant inlet and the exhaust coolant inlet being separated from each other such that the coolant introduced through the combustion chamber coolant inlet flows to the combustion chamber side in an expanded state.

Abstract: The present disclosure relates to a local heat treatment system and a cold forming method using the same. The local heat treatment system includes a heating device configured to locally heat only a plastic deformation occurrence portion of a blank material to a predetermined temperature, a moving device configured to move the heating device to a position of a local heating region of the blank material, and a controller configured to control the heating device and the moving device.

Abstract: A flexible display device includes: a substrate including a main area, a first edge area arranged in a first direction with respect to the main area and including a first data pad portion, and a second edge area arranged in a second direction, which intersects the first direction, with respect to the main area and including a second data pad portion; and a flexible film on which first and second signal pad portions connected to the first and second data pad portions, respectively, are arranged. The first edge area may be bent along a first bending line, which extends in the second direction, and the second edge area may be bent along a second bending line, which extends in the first direction.

Abstract: Display device includes a scan driver to receive a scan start signal and to supply scan signals of a turn-on level to scan lines in response to the scan start signal; a data driver to receive grayscale values and to supply data voltages corresponding to the grayscale values and a reference data voltage to data lines; pixels connected to the scan lines and the data lines, the pixels including display target pixels configured to receive the data voltages and at least one sensing target pixel configured to receive the reference data voltage; and a scan start signal adjusting unit to detect the display target pixels among the pixels using the grayscale values and to adjust a phase of the scan start signal when at least one of the display target pixels comprises a sensing target pixel.

Abstract: The heating wire structure for glass includes a sheet of glass in a vehicle having a battery located within the vehicle and configured to apply power to heating wires located on the glass according to a user request, the heating wires located in one direction on the glass and connected to terminals of the battery in series, vertical bars located at both ends of the glass so that the heating wires are connected to the vertical bars, antenna lines connected to the antenna, at least some of the antenna lines including intersection points formed by intersecting the heating wires, and a ceramic layer formed at intersecting areas between the heating wire lines and the antenna lines to be located between the heating wire lines and the antenna lines.

Abstract: A head mounted display device includes a display unit divided into at least one first area and at least one second area, a lens unit which supplies an image displayed on the display unit to a user, and a frame which fixes the display unit and the lens unit thereto. The display unit includes a memory which stores first compensation data corresponding to the first area and second compensation data corresponding to the second area, and a position determiner which determines whether first data supplied from an outside belong to the first area or the second area.

Abstract: A cooling system and associated method may be used to perform cooling using the hydrothermal energy of supply water stored in a supply water tank that is to be complementarily supplied to a cooling tower of a freezer.

Abstract: A heating wire apparatus for a vehicle safety glass includes: a plurality of bus bars located at a periphery of the vehicle safety glass; a plurality of heating wires having a serial pattern between the plurality of bus bars; and a battery that applies a voltage to the plurality of heating wires.

Abstract: A timing controller includes an interface unit configured to receive first image signals corresponding to a first region of a display panel, the first region including a second region which has image signals changed as compared to the second frame and a surrounding region which surrounds the second region, and a first region coordinate signal containing information about the first region during the first frame period from a host, an image processor configured to generate image-processed second image signals corresponding to the second region of the display panel by image-processing the first image signals of the interface unit, and a buffer unit configured to receive a second region signal corresponding to the second region and the image-processed second image signals of the image processor, generate image-processed entire image signals based on the image-processed second image signals, and transmit the image-processed entire image signals to a data driver.

Abstract: This invention relates to a catalyst for alkylating polyalkylene glycol and a method of alkylating polyalkylene glycol using the same, wherein the catalyst enables polyalkylene glycol to be alkylated at a high conversion rate without generating harmful materials and the terminal of polyalkylene glycol can be alkylated using the same. Thereby, the terminal of polyalkylene glycol can be alkylated in an environmentally friendly and economical manner through a simple process.

Abstract: A method of shaping a component having a stamped component contour includes forming a first stage of the component contour in a work-piece blank, such that the first stage of the contour is bordered by an outer region of material of the work-piece blank. The method additionally includes forming a stake bead in the outer region of material following the forming of the first stage of the contour, wherein the stake bead has an asymmetrical shape when viewed in a cross-sectional plane. The method furthermore includes forming a second stage of the component contour in the work-piece blank, wherein the stake bead's asymmetrical shape is configured to limit flow of work-piece blank material into the second stage of the contour from the outer region of material to thereby limit an amount of springback and a resultant twist and/or curl of the stamped component contour.

Abstract: A flexible display device includes: a substrate including a main area, a first edge area arranged in a first direction with respect to the main area and including a first data pad portion, and a second edge area arranged in a second direction, which intersects the first direction, with respect to the main area and including a second data pad portion; and a flexible film on which first and second signal pad portions connected to the first and second data pad portions, respectively, are arranged. The first edge area may be bent along a first bending line, which extends in the second direction, and the second edge area may be bent along a second bending line, which extends in the first direction.

Abstract: An image processor includes an average luminance calculator which calculates an average luminance of a current frame based on a first average luminance of input image data corresponding to a partial screen and a second average luminance of previous image data corresponding to an entire screen, a conversion curve generator which generates a luminance conversion curve based on the average luminance, a luminance converter which generates conversion image data by converting luminance data of the input image data based on the luminance conversion curve, and an image merger which generates output image data by merging the conversion image data and the previous image data.

Abstract: A cooling system and associated method may be used to perform cooling using the hydrothermal energy of supply water stored in a supply water tank that is to be complementarily supplied to a cooling tower of a freezer.

Abstract: A cylinder cooling apparatus for an engine may include a plurality of intake ports disposed in a cylinder head and communicating with a corresponding plurality of cylinders, a water supply line extending inside from a side of the cylinder head and communicating with the intake ports, and a water pump supplying water to the intake ports through the water supply line.

Abstract: Disclosed is a method of producing graphene, which includes bringing a metal catalyst into contact with hydrogen gas (Step a), bringing the metal catalyst in Step a into contact with at least one selected from among a hydrocarbon gas, nitrogen gas, and an inert gas (Step b), and forming graphene on the metal catalyst by bringing the metal catalyst in Step b into contact with hydrogen gas and a hydrocarbon gas (Step c), whereby the number of layers of graphene can be variously controlled as needed, regardless of the initial surface roughness of a metal catalyst layer, and also, the time required to form graphene can be shortened, thus reducing processing costs.

Abstract: This invention relates to a catalyst for alkylating polyalkylene glycol and a method of alkylating polyalkylene glycol using the same, wherein the catalyst enables polyalkylene glycol to be alkylated at a high conversion rate without generating harmful materials and the terminal of polyalkylene glycol can be alkylated using the same. Thereby, the terminal of polyalkylene glycol can be alkylated in an environmentally friendly and economical manner through a simple process.

Abstract: A method of compensating an image to be display on a display panel is disclosed. In one aspect, the method includes receiving a first input image and adjusting a contrast sensitivity of the first input image. The method also includes calculating a first derivative of luminance of a pixel included in the adjusted image, calculating a second derivative of the luminance of the pixel, and accumulating the first and second derivatives. The method further includes determining a burn-in causing boundary based at least in part on the accumulated first and second derivatives, receiving a second input image, and comparing the burn-in causing boundary to a boundary of the second input image to determine whether to apply burn-in compensation. The method finally includes compensating a portion of the second input image corresponding to the burn-in causing boundary based at least in part on an unsharpening filter.

Abstract: A head mounted display device includes a display unit divided into at least one first area and at least one second area, a lens unit which supplies an image displayed on the display unit to a user, and a frame which fixes the display unit and the lens unit thereto. The display unit includes a memory which stores first compensation data corresponding to the first area and second compensation data corresponding to the second area, and a position determiner which determines whether first data supplied from an outside belong to the first area or the second area.

Abstract: A method of image processing includes determining a supplement pixel and original pixels adjacent to the supplement pixel, deriving luminance data of the original pixels from input image data, calculating a difference value among the luminance data of the original pixels, selecting an original pixel of the original pixels as an effective pixel when the difference value of luminance data of the original pixel and a nearest original pixel to the supplement pixel is smaller than a predetermined threshold value, setting a weighted value of the effective pixel based on a distance between the supplement pixel and the effective pixel, and calculating luminance data of the supplement pixel based on luminance data of the effective pixel and the weighted value.