Abstract: A method of generating a robot path is provided. The method includes identifying a drawing pose set for a manipulator included in a robot in order to draw a two-dimensional (2D) image on a three-dimensional (3D) target surface, setting a profile curve by projecting surface points of the 3D target surface onto an xy-plane, determining coverage circles of the manipulator that are capable of covering all surface points of the profile curve, deriving bounding circles for a mobile platform of the robot mounting the manipulator, corresponding to each of the determined coverage circles, and generating a translation path of the robot for drawing the 2D image on the 3D target surface based on the derived bounding circles.

Abstract: A system for and a method of analyzing a corneal lesion using an anterior segment image according to the present invention. The system includes: an image acquisition unit configured to acquire an anterior segment image from the eyeball of a subject, a feature extractor configured to extract feature information on a position and a cause of a lesion in the cornea from the anterior segment image by applying a convolution layer to the anterior segment image through machine learning on the basis of a database in which clinical information pre-acquired by analyzing positions and causes of lesions in the corneas of subjects is stored; and a result determination unit configured to identify a position of the cornea from the anterior segment image using the feature information and to analyze and determine the position and the cause of the lesion in the cornea from the position of the cornea.

Abstract: Provided is display device and method for manufacturing the display device. A display device includes a substrate, a light emitting element layer disposed on the substrate, including a plurality of light emitting elements configured to emit light, a light control layer disposed on the light emitting element layer, including a light-transmitting layer configured to transmit the light, and a light-blocking layer configured to block the light. The display device further includes a first layer including at least one of a thin film encapsulation layer or a touch sensor layer, wherein the first layer is disposed between the light emitting element layer and the light control layer, and a groove passing through at least a portion of the first layer, wherein the light-blocking layer is disposed on the groove.

Abstract: A jig device for laser welding of the disclosure includes a jig body having a semi-oval shaped seating groove in which a lower side of a refrigerant pipe to which a charging port is coupled is seated; a first pressing block provided in an upper portion of one side of the jig body and having a first groove part configured to press an upper portion of one side of the refrigerant pipe and an upper portion of one side of a fixing part of the charging port at a lower surface thereof; and a second pressing block provided at an upper portion of the other side of the jig body and having a second groove part configured to press an upper portion of the other side of the refrigerant pipe and an upper portion of the other side of the fixing part of the charging port at a lower surface thereof.

Abstract: An excellent ultra-small microphone device with improved mechanical properties due to a protective layer formed on an upper and/or lower surface of a two-dimensional material having piezoelectric properties is provided to replace a conventional MEMS (Micro-Electro Mechanical Systems) microphone device. In the microphone device, the protective layer of a thickness of several hundred nm is formed on the upper and/or lower surface of the two-dimensional TMD material to protect the piezoelectric material layer during a back etching process and to contribute to the mechanical stability of the device.

Abstract: A vehicle body having a high voltage battery may include a load path formed by a reinforcing frame provided between a vehicle body frame and a battery frame and the battery frame may be installed on the vehicle body frame via the reinforcing frame, improving the robustness and collision rigidity of the battery frame.

Abstract: A method of manufacturing a dry electrode sheet for a secondary battery includes providing a dry electrode composition comprising an electrode active material and a binder, a calendering operation of preparing an electrode sheet by passing the dry electrode composition through a calender roll including three or more rolls. The calendering operation includes a first electrode sheet manufacturing operation of manufacturing a first electrode sheet by injecting the dry electrode composition between two adjacent rolls spaced apart from each other by a first interval W1, and an electrode sheet manufacturing operation of manufacturing a dry electrode sheet by inserting the first electrode sheet between two adjacent rolls spaced apart from each other by a second interval W2. The first interval W1 and the second interval W2 have a compression rate of 0.10 or more and 0.65 or less, represented by the equation (1) compression rate=(W1?W2)/W1.

Abstract: A distributed power-sharing electric vehicle (EV) charging. The system comprises multiple chargers connected via a network. Each charger includes a power module configured to store direct current (DC) power, an output port for supplying power to an electric vehicle, and a sharing port for exchanging power with at least one neighboring charger. First and second switches are positioned between the power module and the output port, and between the power module and the sharing port. A control unit is configured to control the operation of the power module and the switches in response to an EV charging request. When the maximum charging power required by the EV exceeds the rated output power of a single charger, the system delivers power from both the power module and the neighboring charger in an idle state.

Abstract: A negative electrode for a lithium secondary battery and a lithium secondary battery including the same are provided. The negative electrode includes a negative electrode current collector, and a negative electrode mixture layer on at least one surface of the negative electrode current collector. The negative electrode mixture layer includes an negative electrode active material and carbon fiber, and the carbon fiber has an average cross-sectional diameter of 5 to 20 ?m.

Abstract: A circuit board including an adhesive part, a ceramic board part with the adhesive part, and a printed circuit board part with the adhesive part. The ceramic board and printed circuit board parts are made of different materials. The adhesive part includes: an adhesive layer including an adhesive material, an adhesive part opening, and a conductive paste filled in an inside of the adhesive part opening. A method including providing a ceramic board part, providing a printed circuit board part, and producing an adhesive part. Batch-bonding the printed circuit board part, the adhesive part, and the ceramic board part with one another. Producing the adhesive part includes: bonding a protection layer on two surfaces of an adhesive layer, forming an adhesive part opening penetrating the adhesive layer and the protection layer, filling the adhesive part opening with a conductive paste, and removing the protection layer.

Abstract: Disclosed is a fine dust collecting device using a human body based electrostatic energy harvesting element. The fine dust collecting filter device includes an electrostatic energy harvesting element for collecting and generating current; a charging filter connected to the electrostatic energy harvesting element such that the charging filter is electrically charged to have a first polarity and thus electrically charges fine dust particles; a collecting filter connected to the electrostatic energy harvesting element such that the collecting filter is electrically charged to have a second polarity opposite to the first polarity; and a rectifier disposed between and connected to the electrostatic energy harvesting element, and the charging filter and the collecting filter.

Abstract: A coil device capable of minimizing defects and increasing a thickness of a conductor pattern is provided. The coil device includes: a base substrate; a seed pattern formed on the base substrate and including a seed region and a lead-in wiring region; a first conductive pattern formed on the seed region; a second conductive pattern formed on at least a portion of the first conductive pattern; and a protective layer formed to contact at least one or more of the base substrate, the seed pattern, the first conductive pattern, and the second conductive pattern, in which the seed pattern of the lead-in wiring region extends to a cut line.

Abstract: A method and a system for providing a roughness haptic sense of a virtual object by using space-time encoding are provided. The method for providing a roughness haptic sense of a virtual object may comprise the steps of: displaying virtual objects to a user; tracking the position of the user's hand; predicting a virtual object, which is most likely to collide with the hand, among the virtual objects; and when the hand touches a haptic sense providing device, controlling the haptic sense providing device on the basis of the surface roughness of the predicted virtual object to feed back a roughness haptic sense to the user.

Abstract: Provided are: a multilayer substrate in which a single portion of leading wiring can be used to increase circuit density and enhance electrical characteristics; a method for manufacturing same; and an electronic device including the multilayer substrate. The multilayer substrate comprises: a plurality of insulating layers each having a defined cut line region; circuits which are formed on the respective insulating layers and including wiring and a plating layer or only wiring; a via formed in at least one insulating layer among the plurality of insulating layers; and leading wiring which is formed on one insulating layer among the plurality of insulating layers and connects the cut line region and the wiring, wherein the plating layers are formed on the surface of the wiring by using an electrical signal supplied to the leading wiring.

Abstract: A conductive composite material, a method of preparing the same, and a secondary battery including the same. The conductive composite material may increase the proportion of an active material when forming an electrode by chemically bonding a conductive material and a binder to each other. A method of preparing the conductive composite material comprises ionizing carbon-based particles in a predetermined polarity, ionizing PTFE particles in a polarity different from that of the carbon-based particles, and chemically bonding the ionized carbon-based particles and the ionized PTFE particles, which are ionized in different polarities, to each other.

Abstract: Provided are a multilayer board and a method for manufacturing same, in which a different kind of metal layer is formed between an upper metal layer and an interlayer insulating layer, the different kind of metal layer being formed only in a wiring area without being formed in a via area. The multilayer board comprises: a substrate layer; a plurality of first metal layers sequentially stacked on the substrate layer; an interlayer insulating layer formed between two different first metal layers, having a first via hole, and electrically connecting the two different first metal layers through a third metal layer formed in the first via hole; and a second metal layer formed between the upper layer of the two different first metal layers and the interlayer insulating layer.

Abstract: A method may be used for manufacturing a semiconductor element. The method may include the following steps: preparing a substrate; forming a semiconductor layer on the substrate, wherein the semiconductor layer includes crystallized two-dimensional layers; forming a source electrode and a drain electrode on the semiconductor layer; forming an semiconductor member by wet etching the semiconductor layer using sodium hypochlorite as an etchant, wherein the wet etching results in a residue; and removing the residue using purified water and an inert gas.

Abstract: A method of manufacturing a dry electrode sheet for a secondary battery includes providing a dry electrode composition comprising an active electrode material and a binder, calendering the dry electrode composition with a calender roll and forming a first electrode sheet, cutting the first electrode sheet into two or more pieces, and laminating and then calendering the cut first electrode sheet.

Abstract: An indoor lighting device of a vehicle includes: a substrate, a plurality of light sources assembled with the substrate to be arranged in a row, and a light guide panel including: a plurality of incidence parts such that light emitted by the light sources is incident thereupon, a diffusion area part provided behind the incidence parts to diffuse and reflect the light incident upon the incidence parts, a visual field area part provided behind the diffusion area part to emit the light diffused and reflected by the diffusion area part outside, and light diffusion holes provided behind the respective incidence parts. In particular, each of the light diffusion holes is surrounded by a transmission plane, a pair of reflection planes and a diffusion plane.

Abstract: The present disclosure relates to an electrode for a secondary battery with improved rapid charging performance, a method of manufacturing the same, and a secondary battery including the same, and provides an electrode for a secondary battery including a current collector, an electrode active material layer located on at least one surface of the current collector, and a binder layer located on at least one surface of the current collector and protruding from at least one end of the electrode active material layer, in which the binder layer satisfies the following Expression 1. [Expression 1] CA/B? 0.6 (In Expression 1, CA is wt % of a conductive material in the binder layer, and B is wt % of a binder in the binder layer, based on a total weight of the binder layer).