Abstract: Provided is an automatic pop-up device for a vehicle legrest having the following effects. A seatback reclining mechanism, a tilting mechanism, and a legrest deployment mechanism are formed as a simple integrated mechanism configured to adjust a relaxation position of a passenger, and the integrated mechanism allows the legrest to be automatically deployed when a reclining operation of a seatback and a tilting operation of a seat cushion are performed together, thereby reducing the number of components, costs, and weight. Additionally, provided is a single switch configured to adjust the relaxation position of the passenger, thereby improving the convenience of a switch operation of adjusting the relaxation position of the passenger.

Abstract: An upper rail device for a seat of a vehicle includes: a lower plate in which a slot is formed, a drive housing mounted on the lower plate, a drive support that passes through the slot for insertion into a curved movement path of a lower rail, a motor with a reducer mounted on an upper surface of the drive housing, a drive shaft connected to an output portion of the reducer, a drive gear mounted on a lower end portion of the drive shaft and engaged with a driven gear mounted within the curved movement path of the lower rail. The upper rail device may be fastened to enable sliding movement along the curved movement path of the lower rail so that the seat can be moved in a diagonal or oblique direction depending on various purposes, which can improve a seat position movement adjustment.

Abstract: Proposed is a method for product recommendation by a server. The method may include receiving a gift recommendation request from a first user terminal for a second user, checking available basic information of the second user, and determining a first recommendation information based on the basic information, wherein the first recommendation information comprises a first recommendation reason and at least one product related to the first recommendation reason. The method may also include determining a second recommendation information not based on the basic information, wherein the second recommendation information comprises a second recommendation reason and at least one product related to the second recommendation reason. The method may further include providing recommendation information comprising the first and second recommendation information to the first user terminal. The first recommendation information may be prioritized for display over the second recommendation information.

Abstract: The present disclosure relates to a hybrid type wastewater treatment system using amino acid fermentation microorganisms and a wastewater treatment system for treating wastewater.

Abstract: Disclosed is a method of processing cyber threat information including disassembling an input file to acquire analysis target functions in assembly code, calculating a function hash value for each of quantized function vectors of the analysis target functions, determining at least one candidate function from pre-stored comparison target functions based on the calculated function hash value, and classifying cyber threat information for the analysis target functions based on similarity for the at least one candidate function.

Abstract: A display device according to one or more embodiments includes a first substrate including emission areas, and a non-emission area between the emission areas, light-emitting elements above the first substrate and respectively in the emission areas, a second substrate above the first substrate, and defining grooves corresponding to the emission areas on a surface facing the first substrate, light conversion layers in the grooves above the light-emitting elements, and reflective layers on sidewalls of the grooves, and surrounding the light conversion layers in plan view.

Abstract: An automated gas supply system includes a gas cylinder transfer unit configured to transfer a cradle in which one or more gas cylinders storing a gas therein are stored; a gas cylinder inspection unit configured to check properties of the gas stored in the gas cylinder transferred from the gas cylinder transfer unit and check whether the gas leaks from the gas cylinder; a storage queue configured to receive the gas cylinder from the gas cylinder inspection unit by a mobile robot and configured to classify and store the transferred gas cylinders according to the properties of the gas stored in the gas cylinder; and a gas cabinet configured to receive the gas cylinder from the storage queue by the mobile robot and fasten a gas pipe, which is connected to a semiconductor manufacturing process line, to a gas spray nozzle, which is disposed at one side of the received gas cylinder, to supply the gas stored in the gas cylinder to the semiconductor manufacturing process line, wherein the gas cabinet includes a resid

Abstract: A secondary battery includes an electrode assembly including a first separator, a negative electrode plate on the first separator, a second separator on the negative electrode plate, and a positive electrode plate on the second separator, the electrode assembly wound in a jelly-roll shape having a winding start end and a winding finish end, and having a flat portion, and curved portions respectively at one side of the flat portion and at another side of the flat portion, and a finishing tape attached to the winding finish end of the electrode assembly wound in the jelly-roll shape, wherein the positive electrode plate covers an outer surface of the electrode assembly wound in the jelly-roll shape, and has a finish end terminating on the flat portion.

Abstract: A button-type secondary battery according to the present disclosure includes: an electrode assembly; a lower can configured to accommodate the electrode assembly; an upper can coupled to an opening of the lower can; a gasket configured to insulate a coupling portion between the lower can and the upper can; and a center part provided at a core portion of the electrode assembly, wherein the center part includes: a center pin inserted into the core portion of the electrode assembly; and an upper plate provided with an upper cover surface provided on an upper end of the center pin to protect an upper portion of the electrode assembly, wherein an edge of the upper cover surface is provided to be supported on an inner wall of the lower can.

Abstract: A gate driver includes a first scan signal generator configured to output a logic voltage for driving of a scan transistor through a plurality of stages connected in cascade, the scan transistor performing a switching operation to transfer a data voltage to a driving transistor of a pixel, a second scan signal generator configured to output a logic voltage for driving of a sensing transistor through the plurality of stages, the sensing transistor sensing deterioration of a light emitting element of the pixel, a light emission control signal generator configured to output a logic voltage for control of a light emission control transistor of the pixel through the plurality of stages, and an initialization voltage generator driven by logic voltages received from some nodes of the first scan signal generator based on the light emission control signal generator to supply an initialization voltage to the pixel.

Abstract: An embodiment magnetorheological (MR) damper includes a stator including a solenoid coil to which a current is applicable, a rotor configured to rotate with respect to the stator, and an orifice disposed between the stator and the rotor, wherein the orifice is configured to allow fluids sealed in a first chamber and a second chamber defined by the stator and the rotor to communicate with each other.

Abstract: A roll control system for a corner module of a vehicle includes a knuckle that is coupled to a strut, positioned inside a wheel, and movable in upward and downward directions, a stopper that selectively moves in a downward direction and limits a range that the knuckle moves in the upward and downward directions, a power transmission unit that transmits power for moving the stopper in the downward direction, a clutch connected to the power transmission unit for transmitting a rotational force to the power transmission as a control motor is driven, and a controller electrically connected to the control motor for transmitting a power transmission signal to the control motor to control the stopper to selectively move in the upward and downward directions.

Abstract: The present invention relates to a method of evaluating a magneto-rheological rotating load device. In a method of evaluating a structural defect of a magneto-rheological rotating load device according to the present invention, the magneto-rheological rotating load device includes a housing, a shaft rotatably installed in the housing, one or more rotary rings connected to the shaft and configured to rotate in conjunction with a rotation of the shaft, a coil part disposed in the housing, and a magneto-rheological fluid with which at least a part in the housing is filled, and the method includes measuring whether a torque value, which is applied when the shaft and the rotary ring rotate, decreases from an initial set value within a predetermined range.

Abstract: A lower rail for a seat of a vehicle has a structure with a curved movement path, in which the seat may be moved in an oblique direction or a diagonal direction according to various seat positions, thereby allowing a degree of freedom for adjusting a seat position movement. In addition, the lower rail includes a curved inner channel bent at a predetermined angle and a curved outer channel bent at about a same angle as the curved inner channel, which are separately provided and configured to be mutually combined in order to provide one curved movement path for moving the seat.

Abstract: The present disclosure relates to a recycled positive electrode active material, a method of producing the recycled positive electrode active material, and a secondary battery including the same. The recycled positive electrode active material, including: 60 mol % or more of Ni; and crystalline LiF, or 0.24% by weight or less of residual Li2CO3, where the recycled positive electrode active material is one or more selected from the group consisting of a lithium nickel oxide (LNO)-based positive electrode active material, a nickel·cobalt·manganese (NCM)-based positive electrode active material, a nickel·cobalt·aluminum (NCA)-based positive electrode active material, and a nickel·cobalt·manganese·aluminum (NCMA)-based positive electrode active material.

Abstract: A method of detecting a heart rate using a photoplethysmography (PPG) signal with a removed motion artifact includes receiving, by a heart rate measurement device, a PPG signal and an acceleration signal; converting, by the heart rate measurement device, the PPG signal and the acceleration signal into signals in a frequency domain; calculating, by the heart rate measurement device, a difference between the PPG signal and the acceleration signal in the frequency domain and obtaining a PPG signal with a removed motion artifact; and estimating, by the heart rate measurement device, a heart rate based on the PPG signal with the removed motion artifact.

Abstract: The present disclosure relates to a recycled cathode active material, a method of producing the same, and a secondary battery including the same. Specifically, the method of producing a recycled cathode active material according to the present disclosure includes: step (a) of separating a current collector from a cathode active material layer and recovering a cathode active material in the cathode active material layer by thermally decomposing a binder and a conductive material in the cathode active material layer by heat-treating a waste cathode including the current collector and the cathode active material layer formed on the current collector; and step (b) of adding a lithium precursor and a cobalt-containing coating agent to the recovered cathode active material and performing annealing.

Abstract: A laser device for skin treatment, includes: a laser generating unit including one or a plurality of diode lasers configured to generate a diode laser pulse, one or a plurality of diode laser drivers each arranged to correspond to the diode laser and configured to vary diode laser pulses generated from the diode laser into pulses having different durations, a laser amplifying unit configured to amplify the pulse transmitted from the diode laser generating unit, and a controller configured to control the diode laser generating unit and the laser amplifying unit to control a wavelength and intensity of a laser output from the laser amplifying unit.

Abstract: A seat rail retainer includes a body, among a first rail and a second rail that are disposed to slide straightly respectively in a longitudinal direction, the body being fixed to the first rail, an elastic supporting portion protruding from the body to be elastically pressed by the second rail, and an inserting body inserted into the body to provide an elastic force to the elastic supporting portion.

Abstract: Provided is a cyber threat information processing method including receiving a CTI analysis request for a file from a client; analyzing the file to obtain analysis information of the CTI for the file; generating a CTI query related to the file based on the analyzed CTI and delivering the CTI query to a natural language model; and providing natural language description information according to the CTI query obtained from the CTI for the analyzed file and the natural language model.