Abstract: A method for controlling a shift speed of a continuous variable transmission includes: a first calculating step for calculating a surplus oil pump RPM based on a transmission oil temperature, an engine RPM, and a turbine torque; a second calculating step to calculate a surplus oil amount based on the surplus oil pump RPM, the transmission oil temperature, the engine RPM, and a line pressure; a third calculating step to calculate an allowable shift speed based on the surplus oil amount and a current gear ratio; a shift speed comparing step to compare the shift speed of a vehicle with the allowable shift speed; and a shift speed controlling step in which the controller varies the shift speed or the allowable shift speed to control the shift speed to be equal to or less than the allowable shift speed when the shift speed exceeds the allowable shift speed.

Abstract: The present invention relates to a polysiloxane-polycarbonate copolymer having improved transparency and flame retardancy, and a method for producing the same. More specifically, the present invention relates to a polysiloxane having a specific structure having a side chain containing a randomly substituted hydroxyphenyl group, a polysiloxane-polycarbonate copolymer having the polysiloxane and a polycarbonate block as repeating units, exhibiting excellent flame retardancy and also excellent transparency, and a method for producing the same.

Abstract: The present invention relates to a polycarbonate copolymer and a preparation method therefor and, more specifically, to a polycarbonate copolymer comprising a fluorene ester oligomer and a polycarbonate as polymerization units, and a preparation method therefor.

Abstract: The present disclosure relates to a preparation method of super absorbent polymer granules and super absorbent polymer granules prepared according to the same. More specifically, the preparation method of the present disclosure includes the steps of: forming a hydrogel polymer by carrying out a thermal polymerization or a photopolymerization of a monomer composition including a water-soluble ethylene-based unsaturated monomer and a polymerization initiator; drying and pulverizing the hydrogel polymer; classifying the pulverized polymer into a first fine powder having a particle size of 150 ?m or less, and a base resin having a particle size of 150 ?m or more and 850 ?m or less; surface-crosslinking the base resin; classifying the surface crosslinked base resin to separate a second fine powder having a particle size of 150 ?m or less; and forming fine powder granules by mixing the first fine powder, the second fine powder, and silica in a wet state.

Abstract: The present disclosure relates to a method for controlling a lock-up clutch of an automatic transmission. The method includes: a detecting step of detecting, by a controller, a current signal applied to a solenoid valve of an engaging element when a gear change operation begins; and a first increasing control step of controlling, by the controller, an amount of current that is applied to a solenoid valve of a lock-up clutch during an initial fill time period when it is determined that the current signal is applied to the solenoid valve of the engaging element. In particular, the solenoid valve of the engaging element is used to form a gear stage, and the controller increases the amount of current to a predetermined level for a predetermined period of time.

Abstract: A method for controlling a shift speed of a continuous variable transmission includes: a first calculating step for calculating a surplus oil pump RPM based on a transmission oil temperature, an engine RPM, and a turbine torque; a second calculating step to calculate a surplus oil amount based on the surplus oil pump RPM, the transmission oil temperature, the engine RPM, and a line pressure; a third calculating step to calculate an allowable shift speed based on the surplus oil amount and a current gear ratio; a shift speed comparing step to compare the shift speed of a vehicle with the allowable shift speed; and a shift speed controlling step in which the controller varies the shift speed or the allowable shift speed to control the shift speed to be equal to or less than the allowable shift speed when the shift speed exceeds the allowable shift speed.

Abstract: The present invention relates to a polycarbonate copolymer and a preparation method therefor and, more specifically, to a polycarbonate copolymer comprising a fluorene ester oligomer and a polycarbonate as polymerization units, and a preparation method therefor.

Abstract: Provided is a probe for an ultrasonic diagnostic apparatus, including a transducer module for transmitting or receiving ultrasound waves. The probe includes: a plurality of ultrasonic elements arranged in a two-dimensional (2D) array; a plurality of first electrical circuit boards located below the plurality of ultrasonic elements, spaced apart from one another by a predetermined distance along columns in one direction of the 2D array, and electrically connected to the plurality of ultrasonic elements; and a support frame including a plurality of slots into which the plurality of electrical circuit boards are inserted for support.

Abstract: A method for preparing a Smilax china L. root extract having an increased active ingredient content, and a beverage composition for detoxification including the same are provided. The method for preparing a Smilax china L. root extract includes preparing a powder of a Smilax china L. root, obtaining an ethanol extract of Smilax china L. root from the powder of Smilax china L. root using ethanol, and concentrating the ethanol extract of Smilax china L. root under a reduced vacuum to obtain a concentrate having a reduced ethanol content.

Abstract: The present disclosure relates to a method for controlling a lock-up clutch of an automatic transmission. The method includes: a detecting step of detecting, by a controller, a current signal applied to a solenoid valve of an engaging element when a gear change operation begins; and a first increasing control step of controlling, by the controller, an amount of current that is applied to a solenoid valve of a lock-up clutch during an initial fill time period when it is determined that the current signal is applied to the solenoid valve of the engaging element. In particular, the solenoid valve of the engaging element is used to form a gear stage, and the controller increases the amount of current to a predetermined level for a predetermined period of time.

Abstract: An RF coil has an improved structure to prevent an excessive heat from being transferred to an object, and a magnetic resonance imaging apparatus includes the same. The MRI apparatus includes an RF coil configured to receive an RF signal, wherein the RF coil may include a first cover configured to allow thermal insulation material to be injected into the inside thereof, a second cover configured to allow thermal insulation material to be injected into the inside thereof and detachably coupled to the first cover to form an inner space with the first cover, and at least one circuit board disposed in the inner space and on which a circuit element configured to receive the RF signal is mounted.

Abstract: The present invention relates to a grinding wheel truing tool, its manufacturing method, and a truing apparatus, a method for manufacturing a grinding wheel and a wafer edge grinding apparatus using the same. The grinding wheel truing tool of the present invention compensates a groove of a fine-grinding wheel for fine-grinding a wafer edge, and includes a truer having an edge of the same angle as a slanted surface of the groove of the fine-grinding wheel and a cross-sectional shape corresponding to a cross-sectional shape of the groove. The present invention uses the truing tool to easily process the groove of the grinding wheel for fine-grinding the wafer edge.

Abstract: A color detector for a vehicle that detects a color of an external image by receiving predetermined image data from a camera photographing the external image of the vehicle, may include an RGB converting unit converting a photographed image of the camera into RGB image data, an HSI (Hue, Saturation, and Intensity) image extracting unit extracting a hue image, a saturation image, and an intensity image of the RGB image data, a reverse image extracting unit extracting a reverse saturation image, a reverse modulo saturation image, and a reverse luminance image of the RGB image data, and a color detecting unit detecting white, black, red, and yellow colors by using two or more images selected from the hue image, the saturation image, the intensity image, the reverse saturation image, the reverse modulo saturation image, and the reverse luminance image by a predetermined algorithm.

Abstract: A hydraulic pressure supply system of an automatic transmission for a vehicle is disclosed. The hydraulic pressure supply system is adapted to supply surplus hydraulic pressure recircluated from a high pressure portion and a shift control portion to a low pressure portion by connecting lines of the high pressure portion and the shift control portion to the low pressure portion.

Abstract: The present invention relates to a polysiloxane-polycarbonate copolymer and a method of manufacturing the same. More specifically, the present invention relates to a polysiloxane-polycarbonate copolymer in which the molecular weight of the siloxane monomer constituting the copolymer is maintained in a specifically high level and thus excellent low-temperature impact resistance can be achieved even with low siloxane content, and the viscosity of the copolymer is maintained in a low level and thus flowability and moldability can be improved; and a method of manufacturing the same.

Abstract: A method for preparing a Smilax china L. root extract having an increased active ingredient content, and a beverage composition for detoxification including the same are provided. The method for preparing a Smilax china L. root extract includes preparing a powder of a Smilax china L. root, obtaining an ethanol extract of Smilax china L. root from the powder of Smilax china L. root using ethanol, and concentrating the ethanol extract of Smilax china L. root under a reduced vacuum to obtain a concentrate having a reduced ethanol content.

Abstract: A hydraulic pressure supply system of an automatic transmission for a vehicle is disclosed. The hydraulic pressure supply system is adapted to supply surplus hydraulic pressure recircluated from a high pressure portion and a shift control portion to a low pressure portion by connecting lines of the high pressure portion and the shift control portion to the low pressure portion.

Abstract: Disclosed herein are a printed circuit board including: an insulating layer; and a metal circuit layer formed on at least one surface of the insulating layer, wherein the metal circuit layer has surface roughness on only its one surface, and a method of manufacturing the same.

Abstract: The present invention relates to a polysiloxane-polycarbonate copolymer and a method of manufacturing the same. More specifically, the present invention relates to a polysiloxane-polycarbonate copolymer in which the molecular weight of the siloxane monomer constituting the copolymer is maintained in a specifically high level and thus excellent low-temperature impact resistance can be achieved even with low siloxane content, and the viscosity of the copolymer is maintained in a low level and thus flowability and moldability can be improved; and a method of manufacturing the same.

Abstract: Provided are a hydroxy-terminated siloxane, a polysiloxane-polycarbonate copolymer including same as a repeating unit, and a preparation method thereof. The hydroxyl-terminated siloxane has the structure of chemical formula 1.