Abstract: A photorefraction vision screening device for examining visual diseases by performing pupil detection and refraction test of the eye includes a measurement light irradiator configured to irradiate measurement light to an eye to be examined; a measurement light controller configured to control light-emitting elements of the measurement light irradiator; an image detector configured to detect an image formed on the retina of the eye to be examined by the measurement light having been irradiated from the light-emitting elements of the measurement light irradiator and having passed through the pupil of the eye to be examined; and a calculation part configured to calculate refractive power of the eye to be examined based on the image of the measurement light detected by the image detector.

Abstract: Disclosed is a carbon dioxide reduction system providing the advantage of efficiently capturing and removing the carbon dioxide contained in the exhaust gas, thereby significantly reducing the carbon dioxide emitted into the atmosphere. Also disclosed is a carbon dioxide reduction system providing the advantage of not requiring a separate sealed container storing the captured carbon dioxide, resulting in improved space utilization for space-limited environment and improved energy efficiency.

Abstract: The present invention relates to a positive electrode active material and a lithium secondary battery including the same, and more particularly, to a positive electrode active material including an overlithiated lithium manganese-based oxide, which can improve the electrochemical properties of a lithium secondary battery including discharge capacity and rate performance, which are reduced by lithium and manganese present in excess in the lithium manganese-based oxide, and a lithium secondary battery including the same.

Abstract: The present invention relates to a positive electrode active material and a lithium secondary battery including the same, and more particularly, to a positive electrode active material which includes an overlithiated lithium manganese-based oxide including at least lithium, nickel, manganese and a doping metal, and in which the degradation in stability caused by excessive amounts of lithium and manganese in the lithium manganese-based oxide is mitigated and/or prevented by controlling the concentration of a transition metal in the lithium manganese-based oxide for each region, and a lithium secondary battery including the same.

Abstract: A method for controlling a display apparatus, including calculating at least one of a complexity or an average picture level (APL) of the received image signal, determining a final shift time of pixels based on the at least one of the calculated complexity or APL of the image signal, and shifting the received image signal in a horizontal direction or a vertical direction and outputting the shifted image signal, based on track coordinate information stored in a memory and the determined final shift time of the pixels.

Abstract: A training method according to an embodiment may include: performing transfer learning a first artificial neural network model based on a consultation dataset sentence; inputting depressive disorder-related expression data into the first artificial neural network model, labeling the depressive disorder-related expression data according to depressive disorder diagnosis criteria, and generating labeled depressive disorder-related expression data; and training a second artificial neural network model based on the labeled depressive disorder-related expression data so that a second artificial neural network model may output the depressive disorder diagnosis criteria corresponding to input data.

Abstract: A non-aqueous electrolyte solution for a lithium secondary battery and a lithium secondary battery including the same are disclosed herein. In some embodiments, a non-aqueous electrolyte solution includes a lithium salt, an organic solvent, and a compound represented by Formula 1 as an additive. A lithium secondary battery including the non-aqueous electrolyte solution has improved high-rate charge and discharge characteristics at high temperature.

Abstract: A non-aqueous electrolyte solution for a lithium secondary battery and a lithium secondary battery including the same are disclosed herein. In some embodiments, a non-aqueous electrolyte solution includes a lithium salt, an organic solvent, and a compound represented by Formula 1 as an additive. A lithium secondary battery including the non-aqueous electrolyte solution has improved high-rate charge and discharge characteristics at high temperature.

Abstract: The present invention relates to a novel halo-(3-(phenylsulfonyl)prop-1-enyl)pyridine derivative or a pharmaceutically acceptable salt thereof; a preparation method thereof; and an Nrf2 activator and a pharmaceutical composition for preventing or treating diseases induced by a decrease in Nrf2 activity, both of which comprise the same as an active ingredient.

Abstract: An attachable/detachable toecap coupled to the front of the work shoes is disclosed. The attachable/detachable toecap coupled to the front of the work shoe comprises a top plate formed to cover toes and a portion of top of a foot; a side plate formed to extend downwards from the side of the top plate and to surround the top plate; a bottom plate formed to be under the side plate and to cover the bottom of the front of the work shoe; and an anti-separation means for preventing separation of the toecap from the work shoes, wherein the anti-separation means further comprises coupling blocks protruding from the bottom of the work shoe and coupling grooves formed to have vertical perforations at the position corresponding to the coupling blocks, so that the coupling blocks are snap-fitted to prevent the separation of the toecap from the work shoe.

Abstract: Disclosed are various embodiments for unsupervised power-line event location within a power-line network. In one embodiment, e-field measurements are received from a plurality of line-mounted sensors located on one or more power lines in the power-line network. The e-field measurements to voltage approximations. A feeder model of the power line network is constructed based at least in part on the voltage approximations. An event within the power-line network is identified. A location of the event is identified based at least in part on the feeder model.

Abstract: A method of manufacturing an all-solid-state battery electrode, an all-solid-state battery electrode manufactured by the method, and an all-solid-state battery including the electrode are disclosed. In the method, a specific type of binder included in the electrode is prepared in a fiber form by applying pressure to the binder under specific conditions, so that the fiber-form binder thus prepared has an average fineness that satisfies a specific range. Therefore, the all-solid-state battery including the electrode has an advantage of having high capacity even in the case of electrode thickening for high loading.

Abstract: A chart projector for testing visual acuity capable of detecting a brightness of a visual acuity chart which is projected to an examined eye includes at least one image display device which produces visual acuity chart image; a beam splitter; and a photo sensor which detects a brightness of the chart image reflected from the beam splitter to determine a brightness of visual acuity chart image which passes the beam splitter and projected to the examined eye or which detects a brightness of the chart image which passes the beam splitter to determine a brightness of visual acuity chart image reflected from the beam splitter and projected to the examined eye.

Abstract: The present invention relates to a production method for a bis(fluorosulfonyl)imide metal salt solution, and more specifically, relates to a production method for powder of bis(fluorosulfonyl)imide metal salts represented by Formula 2 by performing azeotropic distillation on an aqueous bis(fluorosulfonyl)imide metal salt solution represented by Formula 2, which is produced by reacting bis(fluorosulfonyl)imide represented by Formula 1 as a starting material with a powder-type metalized reagent. By the production method according to the present invention, no waste is generated at all by directly reacting a bis(fluorosulfonyl)imide compound with a powder-type metalized reagent without using a solvent so that, unlike the prior art, bis(fluorosulfonyl)imide metal salts can be produced in an eco-friendly way.

Abstract: The present invention relates to a positive electrode active material and a lithium secondary battery including the same, and more particularly, to a positive electrode active material which includes an overlithiated lithium manganese-based oxide including at least lithium, nickel, manganese and a doping metal, and in which the degradation in stability caused by excessive amounts of lithium and manganese in the lithium manganese-based oxide is mitigated and/or prevented by controlling the concentration of a transition metal in the lithium manganese-based oxide for each region, and a lithium secondary battery including the same.

Abstract: A non-aqueous electrolyte solution for a lithium secondary battery and a lithium secondary battery including the same are disclosed herein. In some embodiments, a non-aqueous electrolyte solution includes a lithium salt, a fluorine-based linear ether solvent, a fluorine-based cyclic carbonate solvent, and a fluorine-based lithium compound, wherein the fluorine-based linear ether solvent and the fluorine-based cyclic carbonate solvent are present in a weight ratio of 6:4 to 9:1. In some embodiments, a lithium secondary battery having the non-aqueous electrolyte solvent has improved high-temperature storage characteristics.

Abstract: Various embodiments of the present invention relate to a secondary battery, and the objective of the present invention is to provide a secondary battery, which has drop-impact resistance, by providing an electrode assembly having a relatively thick inner circumferential and a relatively thin outer circumferential tab. To this end, disclosed is a secondary battery, which comprises an electrode assembly comprising: an anode plate having an inner circumferential tab formed at a wound front end thereof; a separator covering the anode plate; and a cathode plate having an outer circumferential tab formed at a wound distal end thereof.

Abstract: The present technology relates to a memory device and a method of operating the memory device. The memory device includes a memory block including a plurality of memory cells corresponding to a plurality of word line groups, a source line driver configured to apply an erase voltage to a source line of the memory block during an erase operation, a voltage generation circuit configured to apply an operation voltage increasing from a first operation voltage to a second operation voltage to the plurality of word line groups during the erase operation, and a control logic configured to control the source line driver and the voltage generation circuit to perform a suspend operation of stopping the erase operation.

Abstract: Provided are a probe module for inspecting a display panel, a panel inspection apparatus including the same, and a panel correction method of the panel inspection apparatus, which are provided to correct a display panel selected as a defective display panel during manufacturing of the display panel, thereby improving manufacturing yield of the display panel.

Abstract: Disclosed are shoes including a body having a foot insertion space into which user's foot is inserted, an air passage portion protruding from a front of the body to the outside and extending in a direction in which the body extends, and a foot support portion located in a width direction of the air passage portion.