Abstract: A negative electrode binder for rechargeable lithium batteries and a rechargeable lithium battery including the same are disclosed. The binder of negative electrode includes: a unit derived from a first monomer; and a unit derived from a (meth)acrylic monomer as a second monomer. The first monomer includes at least one of a (meth)allyl ether monomer or a (meth)acryl ester monomer, and each of the (meth)allyl ether monomer and the (meth)acryl ester monomer contains an alkyl group having a carbon number of 3 or more and an anionic functional group.

Abstract: The present disclosure provides a data assimilation system of numerical models using atmospheric research aircraft observation data for constructing a data assimilation system for generating improved initial conditions and performing efficient aerial observation work using atmospheric research aircraft observation data, and a method of constructing a weather prediction model with data assimilation applied of the data assimilation system. A data assimilation system of numerical models using atmospheric research aircraft observation data includes an observation error data generation module, a background error covariance generation module, a data assimilation module and a lateral boundary field generation module.

Abstract: An aerosol generating device according to an embodiment includes a heater configured to heat an aerosol generating article accommodated in an accommodation space of the aerosol generating device, a battery configured to supply power to the heater, a temperature sensor configured to measure a temperature of the aerosol generating article, and a processor configured to control power supplied to the heater from the battery according to a preset temperature profile including a preheating period and a heating period, wherein the processor is further configured to detect whether an amount of moisture in the aerosol generating article is in a preset range based on the temperature of the aerosol generating article in the preheating period, and control a duration of the preheating period according to whether the amount of moisture in the aerosol generating article is included in the preset range.

Abstract: A camera module includes a housing, a reflective member positioned in the housing and changing a direction of light to a direction of an optical axis, a carrier carrying the reflective member and rotatable about a first axis with respect to the housing, and a first ball group disposed between the housing and the carrier, wherein the first ball group includes a main ball member providing the first axis of the carrier, and an auxiliary ball member disposed away from the first axis, and one or both of the housing and the carrier partially accommodates the auxiliary ball member, and includes an auxiliary guide groove extended in a circumferential direction of the first axis.

Abstract: An X-ray imaging device includes an X-ray irradiation module, an X-ray detection module and an image processor. The image processor is configured to perform: acquiring a high-energy image and a low-energy image respectively obtained by X-ray of relatively high-energy and X-ray of relatively low-energy; generating high-energy frequency component images for each of a plurality of frequency bands by decomposing the high-energy image; generating low-energy frequency component images for each of a plurality of frequency bands by decomposing the low-energy image; generating merged frequency component images by merging at least a portion of the high-energy frequency component images for each of the plurality of frequency bands and at least a portion of the low-energy frequency component images for each of the plurality of frequency bands; and generating a standard image using the merged frequency component images.

Abstract: An emulsion spectrum fluid filter capable of controlling light wavelength absorption includes a transparent channel formed as a tube of a 90 degrees-rotated U shape, and an emulsion received in the transparent channel, wherein the emulsion may include dispersed oil and surfactant. Further, a method for preparing the emulsion is disclosed.

Abstract: A cylindrical secondary battery includes an electrode assembly provided with an electrode tab; a battery can configured to accommodate the electrode assembly through an opening defined at one side thereof; a cap plate covering the opening; a collector disposed between the electrode assembly and the cap plate to electrically connect the electrode tab to the battery can; and a spacer having a body part disposed between the collector and the cap plate, a sealing part configured to seal a gap between the battery can and the cap plate, and a connection part configured to connect the body part to the sealing part. The collector includes a center part; a can coupling part coupled to the battery can; and a bridge connecting the center part to the can coupling part. The bridge of the collector and the connection part of the spacer do not overlap other.

Abstract: Disclosed are a drunk driving prevention system and a method of controlling the system that includes a sensor module measuring a alcohol content in the exhaled breath of a driver during a breath-checking of the driver and a control module configured to check the intoxication state of the driver from the alcohol content measured by the sensor module to determine whether the breath-checking is complete and block an engine start when the breath-checking fails, wherein the control module includes a check unit displaying breath-checking guide information through a display unit and the check unit displays the breath-checking guide information based on an engine start input of the driver.

Abstract: Disclosed is a system for preventing drunk driving of a vehicle, the system including: an input unit through which a transfer intention to transfer a control privilege of a vehicle from a registered driver to a passenger is input; a sobriety determination unit configured to determine a current driver's inebriation state through a breathalyzer provided in the vehicle when the transfer intention is input through the input unit; a driver verification unit configured to identify personal information of the current driver seated on a driver's seat; and a control unit configured to transfer the control privilege of the vehicle to the passenger when the passenger is measured as being able to drive by the sobriety determination unit and the passenger and the current driver are identified to be the same by the driver verification unit.

Abstract: An embodiment side sill of a vehicle includes a side sill outer having a first convex cross section toward an outside of the vehicle, a side sill inner coupled to an inside of the side sill outer and having a second convex cross section toward an inside of the vehicle, and a reinforcement member disposed in a space between the side sill outer and the side sill inner, the reinforcement member including a plurality of thin plates made of a same material as the side sill and joinable to the side sill by welding, the thin plates being joined to each other to define a closed cross section therebetween and disposed in the space.

Abstract: Provided is an aerosol generating device which determines a type of a liquid included in a cartridge, transmits a signal identifying the type of the liquid to a terminal, receives a control signal including information about the liquid from the terminal, controls an operation of the electronic device based on the control signal, and transmits an inhalation completion notification to the terminal.

Abstract: According to an embodiment, a display device may include a display panel, a plurality of flexible films attached to a side of the display panel, and a circuit board electrically connected to the display panel through the flexible films. Each of the flexible films may include a first display driver IC (DDI) and a second DDI spaced apart from each other on a surface of the flexible film, a first common line electrically connecting an input pad and the first DDI, a second common line branching from the first common line and extending under the first DDI to bypass the first DDI, a third common line electrically connecting the second common line and the second DDI, a first independent line electrically connecting the input pad and the first DDI, and a second independent line electrically connecting the input pad and the second DDI.

Abstract: A current collector, which electrically connects an electrode assembly and a battery housing included in a cylindrical battery, is provided. The current collector includes a loop-shaped portion configured to surround a periphery of a central axis of the electrode assembly to define an opening region that exposes the first electrode tab; a tab coupling portion configured to extend toward the opening region from an inner side of the loop-shaped portion adjacent to the opening region and coupled with the first electrode tab exposed through the opening region; and a housing coupling portion configured to extend toward the inner circumference of the battery housing from an outer side of the loop-shaped portion and coupled with the battery housing.

Abstract: A method of determining a temperature of a vibrator included in a cartridge, includes: when the vibrator of the cartridge is coupled to a driving circuit of the electronic device, supplying a signal to the driving circuit; determining a phase difference between a current and a voltage between both ends of the vibrator and a shunt resistor; determining a reactance component of the vibrator based on a resistance value of the shunt resistor and the phase difference; and determining a temperature of the vibrator based on the reactance component.

Abstract: A lighting device including at least one first light source configured to emit a visible light through a first light emitting surface, at least one second light source spaced apart from the first light source and configured to emit light having a wavelength for sterilization through a second light emitting surface, and a housing having a bottom portion, on which the first and second light sources are disposed. The housing can include at least one sidewall portion connected to the bottom portion to enclose the first light source and the second light source in one common area, in which the first and second light emitting surfaces face substantially the same direction, and both the first light emitting surface and the second light emitting surface can be disposed at a different elevation from the bottom portion of the housing.

Abstract: According to an embodiment of the present inventive concept, an electrolyte additive represented by the compounds of Chemical Formulas 1 to 4 may be provided. In addition, according to another embodiment of the present inventive concept, a method for preparing an electrolyte additive of the compounds of Chemical Formulas 1 to 4 may be provided, wherein the method for preparing the electrolyte additive includes reacting hexafluorophosphate and 2-monofluoromalonic acid, further adding an HF scavenger to the mixed solution produced by the reaction, and concentrating and drying the reaction solution obtained therefrom.

Abstract: A method of controlling an electronic device includes determining whether a vibrator of a cartridge unit is connected to a driving circuit of the electronic device, determining a natural frequency of the vibrator connected to the driving circuit, and controlling a connection method of connecting one or more capacitors each connected in parallel with the vibrator based on the determined natural frequency is disclosed.

Abstract: A display device includes a display panel including a pressed area, a non-pressed area, and an alignment mark area defined on a rear surface overlapping the pressed area, a driving chip disposed on a front surface of the display panel overlapping the pressed area, and a cover panel disposed on the rear surface of the display panel. The cover panel includes a first functional layer disposed on the rear surface of the display panel overlapping the non-pressed area, a second functional layer disposed on the first functional layer, extending along the first functional layer, and disposed on the rear surface of the display panel overlapping the pressed area, and a third functional layer disposed on the second functional layer overlapping the pressed area.

Abstract: Disclosed are a three-dimensional (3D) simulation method and a 3D simulation apparatus. The 3D simulation method disclosed herein includes a step (S20) of separating point cloud data including a road, an obstacle, and a cargo transportation route into road data and obstacle data, a step (S40) of converting the road data into road mesh data, and converting the obstacle data into obstacle mesh data, a step (S60) of constructing a virtual environment by merging the road mesh data with the obstacle mesh data, a step (S80) of loading a specific cargo transportation route to the virtual environment, a step (S100) of loading a 3D transport truck and a 3D cargo to a predetermined point of the cargo transportation route, and a step (S120) of performing a route survey simulation while virtually driving the 3D transport truck and the 3D cargo along the cargo transportation route.

Abstract: The present invention relates to a gene expression cassette including a synthetic 5? untranslated region (5? UTR), a promoter, and a regulatory gene; a recombinant vector including a replication origin and the gene expression cassette; a recombinant microorganism which has the recombinant vector introduced thereinto and shows alleviated segregational instability and; a method for preparing a recombinant microorganism having alleviated segregational instability by introducing the recombinant vector thereinto; and a method for quantitatively controlling a plasmid copy number in a recombinant microorganism.