Abstract: The present disclosure relates to a method and apparatus for non-invasive estimation of glycated hemoglobin (HbA1c) or blood glucose by using machine learning, the method comprising: a sig nal collection stage of collecting a bio-signal of a measurement subject to be measured; a feature extraction stage of extracting a plurality of features from the bio-signal; a machine learning model construction stage of constructing a machine learning model for estimating glycated hemoglobin or blood glucose by learning training data including the plurality of features; and a glycated hemoglobin/blood glucose estimation stage of generating input data on the basis of the bio-signal extracted from the measurement subject being measured and inputting the input data to the machine learning model, so as to estimate glycated hemoglobin or blood glucose of the measurement subject being measured.

Abstract: An antenna apparatus includes: a parabolic reflector; a dielectric support pedestal; a sub-reflector connected to an upper part of the dielectric support pedestal; and a waveguide connected to a lower part of the dielectric support pedestal, wherein the parabolic reflector has a curved surface in which a ratio of a focal length to a diameter is greater than a preset value, and at least one corrugation configured to suppress a cross polarization is formed in a region of the dielectric support pedestal.

Abstract: The present invention relates to a chromatic confocal sensor based on a geometrical phase lens, and provides a chromatic confocal sensor that can confirm a height of a specimen and a location of a height measurement point through a configuration of a simple device.

Abstract: A vehicle height adjusting apparatus for adjusting a height of a vehicle body of a vehicle is provided. The vehicle height adjusting apparatus includes an electric motor provided with a stator and a rotor and formed to have a structure in which a central portion thereof is penetrated; a screw nut fixed to the rotor of the electric motor and provided with a threaded portion on an inner peripheral surface thereof; a screw shaft inserted into and coupled to the inner peripheral surface of the screw nut and provided with a corresponding threaded portion having a shape corresponding to the threaded portion of the screw nut on an outer peripheral surface thereof; a guide portion configured to guide a relative movement between the screw nut and the screw shaft in a longitudinal direction.

Abstract: A self-healing alloy contains 5 to 11% by weight of molybdenum (Mo), iron (Fe) as a remainder, and unavoidable impurities. A method for manufacturing the self-healing alloy includes heat treating the alloy or preparing an alloy raw material powder and sintering, homogenizing, and cooling the alloy raw material powder.

Abstract: A particle separating apparatus and method are provided, which pass a fluid sample such as blood through a filter to remove foreign matter, and separate target particles by using a MOFF channel, and re-separate the separated target particles through dielectrophoresis. The particle separating apparatus includes a MOFF (Multi Orifice Flow Fractionation) channel including a multi orifice segment through which a fluid sample passes to discharge a primarily separated material that are target particles separated from the fluid sample, through a central passage; a dielectrophoresis channel including a pair of electrodes to which AC power is applied and forming an electric field in a flow channel connected to the central passage of the MOFF channel to re-separate the target particles from the primarily separated material discharged from the central passage of the MOFF channel through dielectrophoresis.

Abstract: A particle separating apparatus and method are provided, which pass a fluid sample such as blood through a filter to remove foreign matter, and separate target particles by using a MOFF channel, and re-separate the separated target particles through dielectrophoresis. The particle separating apparatus includes a MOFF (Multi Orifice Flow Fractionation) channel including a multi orifice segment through which a fluid sample passes to discharge a primarily separated material that are target particles separated from the fluid sample, through a central passage; a dielectrophoresis channel including a pair of electrodes to which AC power is applied and forming an electric field in a flow channel connected to the central passage of the MOFF channel to re-separate the target particles from the primarily separated material discharged from the central passage of the MOFF channel through dielectrophoresis.

Abstract: A device separating target particles in a fluid sample includes first through third multi-orifice flow fractionation (“MOFF”) channels, each including a multi-orifice segment with an inlet and an outlet at opposite ends, and an alternating series of contraction channels and expansion chambers interconnected in a lengthwise direction; a first separation unit including a first separation channel which is interconnected in fluid communication with a center region of the outlet of the first MOFF channel, and first branch channels which are interconnected in fluid communication with sidewall regions of the outlet of the first MOFF channel, and respectively with inlets of the second and third MOFF channels; and buffer inlets which are connected to the inlets of the second and third MOFF channels and through which a buffer flows into the second and third MOFF channels.

Abstract: A device separating target particles in a fluid sample includes first through third multi-orifice flow fractionation (“MOFF”) channels, each including a multi-orifice segment with an inlet and an outlet at opposite ends, and an alternating series of contraction channels and expansion chambers interconnected in a lengthwise direction; a first separation unit including a first separation channel which is interconnected in fluid communication with a center region of the outlet of the first MOFF channel, and first branch channels which are interconnected in fluid communication with sidewall regions of the outlet of the first MOFF channel, and respectively with inlets of the second and third MOFF channels; and buffer inlets which are connected to the inlets of the second and third MOFF channels and through which a buffer flows into the second and third MOFF channels.

Abstract: A non-volatile memory device includes a substrate having memory cell and peripheral circuit regions thereof. A non-volatile memory cell gate on a memory cell region of the substrate includes a floating gate on the substrate, a first insulating gate on the floating gate opposite the substrate, and a control gate on the first insulating layer opposite the floating gate. A resistor layer is provided on a peripheral circuit region of the substrate, and the second insulating layer is provided on the resistor layer opposite the substrate. In addition, a capping layer is provided on the second insulating layer opposite the resistor layer wherein a contact hole is defined by the second insulating layer and the capping layer thereby exposing a portion of the resistor layer. Related methods are also discussed.