Abstract: A method for testing an IT system automatically, when it comes to testing based on real transaction data including: (a) obtaining a transaction message by capturing a network packet transmitted and received between a user system and a transaction processing system; (b) transmitting a request data included in the transaction message to the system under test; (c) receiving a response data from the system under test; and (d) comparing the response data received from the system under test and a response data included in the transaction message and determining success or failure, is provided.

Abstract: A power train for an electric vehicle may include a planetary gear set including three rotation elements having a first rotation element, a second rotation element and a third rotation element, wherein the first rotation element is connected to a first shaft, the second rotation element is connected to a second shaft, and the third rotation element is connected to a third shaft; a first motor mounted to selectively supply power to the first shaft in two or more gear ratios; and a second motor mounted to selectively supply power to the first shaft in two or more gear ratios. The third shaft is configured to be fixed to a transmission housing, and any two of the first shaft, the second shaft, and the third shaft are configured to be coupled to each other.

Abstract: An apparatus and a method for controlling driving of a vehicle may include a first sensor that detects whether an accelerator pedal is pressed, a second sensor that detects a number of RPM of an engine, and a controller that determines whether the vehicle coasts based on whether the accelerator pedal is pressed, and determines whether to change a gear ratio of a transmission based on the number of RPM of the engine so that the coasting distance is increased in the coasting deceleration section, improving the fuel efficiency.

Abstract: A semiconductor memory device includes a plurality of first pads disposed in one surface of a memory chip which includes a memory cell array and a plurality of row lines coupled to the memory cell array, and coupled to the row lines, respectively; and a plurality of second pads disposed in one surface of a circuit chip which is boned to the one surface of the memory chip, coupled to pass transistors, respectively, of the circuit chip, and bonded to the first pads, respectively. The second pads are aligned with the pass transistors, with the same pitch as a pitch of the pass transistors.

Abstract: To optimize equipment and processes to enhance magnetic domain refinement efficiency and to enhance workability to improve processing capability, a method of refining a magnetic domain of a grain-oriented electrical steel plate includes zigzag controlling for transferring the steel plate without being inclined in right and left directions along a production line center, steel plate support roll position adjusting for controlling a position of the steel plate in up and down directions while supporting the steel plate, laser beam irradiating for irradiating a laser beam to a surface of the steel plate to melt the steel plate to form a groove in the surface of the steel plate, and removing for absorbing and removing radiant heat due to reflection of the laser beam irradiated to the surface of the steel plate during the laser beam irradiating.

Abstract: Provided is a cochlear implant device with a glasses shape. The disclosed cochlear implant device improves body wearability and aesthetic effects by designing the cochlear implant device to have a glasses shape, and achieves alignment of a receiver coil implanted into the body and a transmission coil outside the body without using a magnet because the transmission coil is integrally provided at an end of a glasses temple such that a region of a body with which the transmission coil comes into contact is changed according to a bending degree of the glasses temple.

Abstract: A semiconductor memory device includes: a first pad layer in a surface of a memory chip including a cell region in which a memory cell array coupled to a plurality of row lines and a step region including staggered step portions of the plurality of row lines, and including a plurality of first pads that are coupled to the step portions; a second pad layer in a surface of a circuit chip bonded to the surface of the memory chip, and having a plurality of second pads coupled to a plurality of pass transistors defined in the circuit chip; a first redistribution line disposed in the first pad layer that couples one of the step portions and one of the pass transistors; and a second redistribution line disposed in the second pad layer that couples another one of the step portions and another one of the pass transistors.

Abstract: A power train apparatus for an electric vehicle may include a planetary gear set including three rotation elements having a first rotation element, a second rotation element and a third rotation element, wherein the first rotation element is fixedly connected to a first shaft and the second rotation element is fixedly connected to a second shaft; a motor; a first transmission device mounted to selectively transfer power of the motor to the first shaft in a plurality of gear ratios; and a second transmission device provided to selectively transfer the power of the motor to the first shaft or the second shaft.

Abstract: A semiconductor memory device includes a cell region defined with vertical channels which pass through electrode layers and interlayer dielectric layers alternately stacked; a step region disposed adjacent to the cell region in a first direction, and defined with contacts coupled to the electrode layers extending in different lengths; a first opening passing through the electrode layers and the interlayer dielectric layers in the step region; a second opening passing through the electrode layers and the interlayer dielectric layers in the cell region; under wiring lines coupled with a peripheral circuit defined on a substrate; top wiring lines disposed over the electrode layers and the interlayer dielectric layers, and coupled with the contacts; and vertical vias coupling the under and top wiring lines, wherein the vertical vias include first vertical vias which pass through the first opening and second vertical vias which pass through the second opening.

Abstract: A power transmission apparatus for an electric vehicle including a motor as a power source may include: a compound planetary gear set formed as a combination of first and second planetary gear sets sharing a sun gear and a plurality first pinion gears; a first brake selectively connecting a first ring gear of the first planetary gear set to a transmission housing; and a second brake selectively connecting the shared sun gear of the first and second planetary gear sets to the transmission housing. In particular, a second ring gear of the second planetary gear set is fixedly connected to a rotor of the motor and thus continuously receives a torque of the motor, and the power transmission apparatus outputs a shifted torque through a planet carrier rotatably supporting the plurality of first pinion gears and a plurality of second pinion gears of the first planetary gear set.

Abstract: A driving system for an electric vehicle may include a shift assembly receiving power from a motor, and providing a plurality of shift gears using a plurality of meshed external gear pairs, a clutch intermittently transferring power from the motor to the shift assembly, a gear lever allowing a driver to sequentially select a plurality of assigned positions that are discontinuously disposed, a position sensor detecting the assigned positions to which the gear lever sequentially moves, on the basis of continuous changes in physical quantities, a clutch actuator actuating the clutch, a shift actuator actuating the shift assembly to change gear shifts, and a controller configured for controlling the clutch actuator, the shift actuator, and the motor to change gear shifts by receiving signals from the position sensor.

Abstract: A power train for an electric vehicle may include a planetary gear set including three rotation elements having a first rotation element, a second rotation element and a third rotation element, wherein the first rotation element is connected to a first shaft, the second rotation element is connected to a second shaft, and the third rotation element is connected to a third shaft; a first motor mounted to selectively supply power to the first shaft in two or more gear ratios; and a second motor mounted to selectively supply power to the first shaft in two or more gear ratios. The third shaft is configured to be fixed to a transmission housing, and any two of the first shaft, the second shaft, and the third shaft are configured to be coupled to each other.

Abstract: A powertrain for an electric vehicle includes: a planetary gear including a first rotating element, a second rotating element, and a third rotating element, where the first rotating element is connected to a first shaft, the second rotating element is connected to a second shaft, and the third rotating element is connected to a third shaft; a first motor selectively supplying power to the first shaft at two or more gear ratios; and a second motor selectively supplying power to the first shaft and the second shaft. The third shaft is fixedly disposed on a transmission housing, and any two shafts among the first, second and third shafts restrain each other.

Abstract: Disclosed is a surface foreign substance detector for a transparent or translucent film. The surface foreign substance detector for a transparent or translucent film according to the present invention comprises: an optical unit; an optical housing accommodating the optical unit therein; a light emission unit emitting light to the film; and a film holder providing a loading surface such that the film can be loaded thereon and made of a light-absorbing material capable of absorbing light or reflecting the light at a predetermined ratio or less. According to the present invention, the holder supporter is manufactured by using a material capable of generating a predetermined electrostatic force or more between the holder supporter and the foreign substances floating in a surrounding space to prevent foreign substances floating or scattered in a surrounding work space from being moved to the film side, thereby improving detection reliability.

Abstract: Provided is a disposable flow velocity measuring device comprising: a first panel having a flow velocity measuring structure, and having additional micro protrusion patterns formed around the flow velocity measuring structure; a second panel separated from the first panel, and including a fluid channel through which a sample passes; a porous ultra-thin film formed on a portion, at which the first panel and the second panel come in contact with each other, so that the sample passing through the fluid channel does not directly come in contact with the flow velocity measuring structure, thereby separating the first panel and the second panel and removing micro-air bubbles included in the fluid passing through the fluid channel; a non-porous ultra-thin film formed in a partial region of the porous ultra-thin film; and a negative pressure forming means for applying negative pressure in order to adsorb the first panel and the second panel.

Abstract: An exemplary differential apparatus for a vehicle includes: a compound planetary gear set and a planet carrier. In particular, the compound planetary gear set is formed as a combination of first and second planetary gear sets, the first planetary gear set is formed as a single pinion planetary gear set having a first sun gear and a plurality of first pinion gears, and the second planetary gear set is formed as a double pinion planetary gear having a second sun gear disposed coaxially and in parallel with the first sun gear, the plurality of first pinion gears shared with the first planetary gear set, and a plurality of second pinion gears. The planet carrier has an exterior circumference connected to an external gear and is connected to first and second pinion shafts that rotatably support the first and second pinion gears of the second planetary gear set.

Abstract: A planetary gear set may include a first rotation element connected to a first shaft and having a second rotation element connected to a second shaft, among three rotation elements; a motor; a first shifting device configured to be selectively engaged to the motor to deliver the power of the motor to the first shaft directly or at a reduced speed; and a second shifting device provided to be configured to selectively deliver the power of the motor to the first shaft or the second shaft.

Abstract: A transmission for an electric vehicle may include a first planetary gear set; a first motor configured to input power to a first rotation element of the first planetary gear set; a differential configured to receive power output from a second rotation element of the first planetary gear set; a second motor configured to selectively provide power to a third rotation element of the first planetary gear set; a second planetary gear set including a first rotation element which is directly connected to the differential, and a second rotation element which is configured to selectively receive power from the second motor; and a third planetary gear set including a third rotation element which is directly connected to a third rotation element of the second planetary gear set, a second rotation element which is fixed, and a first rotation element which is directly connected to a selected output shaft of the differential.

Abstract: The present invention relates to a method for managing biometric information and, more specifically, to a method for managing biometric information capable of preventing a use of a sensor module of which an expiration date has expired or a defective sensor module, by determining the validity of a sensor module of a continuous biometric information measuring device on the basis of the generation date of sensor usage information or production lot information received from the continuous biometric information measuring device, and preventing re-use or shared use of the sensor module on the basis of user information provided in a measurement message received from the continuous biometric information measuring device.

Abstract: Apparatus and method for estimating a state of a battery is provided. According to one aspect, a battery state estimation apparatus includes a state of health (SOH) estimator configured to estimate SOH of a battery based on degradation of the battery and the data acquired from the battery, and a state of charge (SOC) estimator configured to estimate the SOC of the battery based on the SOH of the battery.