Abstract: A system for controlling electric power of a vehicle having a fuel cell is provided. The system includes a fuel cell that generates electric energy by receiving fuel and oxidizing gas and a battery that receives the electric energy of the fuel cell to charge or discharge the battery for supplying the electric energy. A sensor sense a driving state of the vehicle. A controller controls charging or discharging of the battery based on the driving state sensed by the sensor.

Abstract: A bumper strip for a vehicle may include an upper surface portion forming an upper surface, a rear surface portion downwardly extending from the rear end portion of the upper surface portion and accommodated on a hood seating portion of the bumper, a matching portion cover of a shape extending in the rearward and downward directions from the rear surface portion, and a side surface portion forming a side surface, and wherein the upper surface portion, the rear surface portion, the matching portion cover and the side surface portion are integrally formed.

Abstract: An electrolyte for a lithium-sulfur battery and the lithium-sulfur battery including the electrolyte, more particularly, an electrolyte for the lithium-sulfur battery including lithium salt, an organic solvent and an additive, wherein the additive includes an alkali metal salt-type ionomer. The electrolyte for the lithium-sulfur battery improves the migration characteristics of lithium ions and thus improves the capacity and life characteristics of the lithium-sulfur battery by including a polymer containing the alkali metal ion as an additive.

Abstract: The present disclosure provides a three-dimensional cell culture method and a cell culture apparatus using the same. The cell culture method includes lowering, when culturing cells on at least one surface of a porous support, a concentration of a cell-secreted substance in a lower region of the other surface of the porous support. The cell culture apparatus includes: an upper chamber including an opening, porous support having at least one surface on which cells are cultured, and a cell culture space in which a culture medium is housed; a lower chamber including a space in which at least one upper chamber is disposed; and a device lowering a concentration of a cell-secreted substance in a lower region of the other surface of the porous support.

Abstract: The present invention relates to a composition for preventing, treating or improving a prostate disease containing acanthopanax sessiliflorus, phragmites rhizome, and pinus densiflora extracts as an active ingredient. According to the present invention, the complex extract of acanthopanax sessiliflorus, phragmites rhizome, and pinus densiflora has an effect of inhibiting the activity of 5?-reductase associated with benign prostatic hyperplasia and has an advantage of having a few or no side effects of reducing a male sexual function by using a synthetic compound in the related art using ingredients derived from natural plants. Further, it is confirmed that in a complex extract obtained by mixing acanthopanax sessiliflorus, phragmites rhizome, and pinus densiflora extracts at a more proper ratio, the 5?-reductase inhibitory activity is significantly excellent.

Abstract: A method of controlling voltage of a fuel cell includes steps of: determining whether a mode is a high-voltage avoidance mode of the fuel cell; controlling a fuel cell stack voltage to be at a predetermined reference value or less when the mode is the high-voltage avoidance mode of the fuel cell; monitoring individual cell voltages of the fuel cell and determining whether a maximum value of the monitored individual cell voltages exceeds a predetermined individual value; reducing a reference value of the fuel cell stack voltage when the maximum value of the monitored individual cell voltages exceed the predetermined individual value; and controlling the fuel cell stack voltage at the reduced reference value or less. The method and system for controlling fuel cell voltage is provided to secure durability and performance of individual cells of a fuel cell stack.

Abstract: The present invention relates to a data processing method and apparatus. The invention provides an electronic device including: a communication module; a first location calculating module; a second location calculating module; and a first processor electrically connected to at least one of the first location calculating module and/or the second location calculating module. The first processor may be configured to: identify property information of at least one application that is driven by the first processor and requests location information; determine a location accuracy level on the basis of the identified property information of the at least one application; and select one of the first location calculating module and/or the second location calculating module in order to calculate the location of the electronic device by using a signal obtained through the communication module, according to the determined location accuracy level.

Abstract: An interposer includes: a base substrate; an interconnection structure on a top surface of the base substrate and including a metal interconnection pattern; an upper passivation layer on the interconnection structure and having compressive stress; a lower passivation layer under a bottom surface of base substrate, the lower passivation layer having compressive stress that is less than the compressive stress of the upper passivation layer; a lower conductive layer under the lower passivation layer; and a through electrode penetrating the base substrate and the lower passivation layer. The through electrode electrically connects the lower conductive layer to the metal interconnection pattern of the interconnection structure.

Abstract: A battery module includes a module housing with a simplified assembling process and an improved energy density. The battery module includes a battery assembly configured to include a plurality of secondary batteries and has front, rear, upper, lower, left and right sides; and a module housing including a first frame located at the left side of the battery assembly and having a plate shape with opposing ends bent rightward so that bent portions thereof are respectively located at the upper side and the lower side of the battery assembly, and a second frame located at the right side of the battery assembly and having a plate shape with opposing ends bent leftward so that bent portions thereof are respectively located at the upper side and the lower side of the battery assembly and are coupled with the bent portions of the first frame, respectively.

Abstract: An interposer includes: a base substrate; an interconnection structure on a top surface of the base substrate and including a metal interconnection pattern; an upper passivation layer on the interconnection structure and having compressive stress; a lower passivation layer under a bottom surface of base substrate, the lower passivation layer having compressive stress that is less than the compressive stress of the upper passivation layer; a lower conductive layer under the lower passivation layer; and a through electrode penetrating the base substrate and the lower passivation layer. The through electrode electrically connects the lower conductive layer to the metal interconnection pattern of the interconnection structure.

Abstract: A method and apparatus for determining a respiration state on the basis of a plurality of biological indicators calculated using bio-signals. The method for determining a respiration state on the basis of a plurality of biological indicators calculated using bio-signals includes collecting a photoplethysmography (PPG) signal measured by a PPG sensor and a cutaneous electric signal measured by an electrodermal activity (EDA) sensor; analyzing the collected PPG signal and cutaneous electric signal and calculating a plurality of biological indicators including a respiration rate; and comprehensively evaluating the plurality of biological indicators to determine a user's respiration state.

Abstract: Various embodiments provide an electronic device and a method therefor, the electronic device comprising: at least one memory; a communication interface; one or more sensors; a location module; and at least one processor functionally connected to the at least one memory, the communication interface, the one or more sensors, and the location module, wherein the at least one processor is configured to acquire sensing data from at least one sensor among the one or more sensors, estimate a vehicle on-boarding state on the basis of the sensing data, and recognize, on the basis of the estimated vehicle on-boarding state, a vehicle on-boarding state by using the communication interface or the location module. Other embodiments are also possible.

Abstract: In a plasma processing method, a substrate is loaded onto a lower electrode within a chamber. A plasma power is applied to form plasma within the chamber. A voltage function of a nonsinusoidal wave having a DC pulse portion and a ramp portion is generated. Generating the voltage function may include setting a slope of the ramp portion and setting a duration ratio of the ramp portion to a cycle of the voltage function in order to control an ion energy distribution generated at a surface of the substrate. A bias power of the nonsinusoidal wave is applied to the lower electrode.

Abstract: In a plasma processing method, a substrate is loaded onto a lower electrode within a chamber. A plasma power is applied to form plasma within the chamber. A voltage function of a nonsinusoidal wave having a DC pulse portion and a ramp portion is generated. Generating the voltage function may include setting a slope of the ramp portion and setting a duration ratio of the ramp portion to a cycle of the voltage function in order to control an ion energy distribution generated at a surface of the substrate. A bias power of the nonsinusoidal wave is applied to the lower electrode.

Abstract: A semiconductor processing apparatus includes a chamber housing, an electrostatic chuck disposed in the chamber housing, the electrostatic chuck being configured to hold a semiconductor wafer, an edge ring surrounding the electrostatic chuck, the edge ring including a ring electrode disposed within the edge ring, and a ring voltage supply configured to supply a ring voltage to the ring electrode, the ring voltage having a non-sinusoidal periodic waveform, wherein each period of the non-sinusoidal periodic waveform comprises a positive voltage applied during a first time period and a negative voltage applied during a second time period, and wherein the negative voltage has a magnitude that increases during the second time period.

Abstract: An apparatus for controlling a fuel cell of an environment-friendly vehicle, a system including the same, and a method thereof are provided. The apparatus includes a storage storing information mapping an amount of additional output of a fuel cell according to air density and a current battery state of a high voltage battery depending on a drive mode and a processor that controls an amount of output of the fuel cell in response to a required amount of output of a motor, the amount of output of the fuel cell being varied according to the air density, the current battery state, and the drive mode based on the information mapping the amount of additional output.

Abstract: A lithium secondary battery, and more particularly, to a lithium secondary battery having improved performance by minimizing the content of impurities such as sodium in the battery.

Abstract: A fuel cell vehicle and a method for controlling power generation for the same are provided. The fuel cell includes a motor supplying driving power for driving the fuel cell vehicle, a fuel cell and a battery supplying electrical power for driving the motor, and a vehicle controller for operating the fuel cell in advance by predicting a shortage of discharge power of the battery by monitoring the discharge power of the battery.

Abstract: Extreme ultraviolet (EUV) exposure apparatuses and methods, and methods of manufacturing a semiconductor device by using the exposure method, which minimize an error caused by a mirror in an EUV exposure process to improve an overlay error, are provided. The EUV exposure apparatus includes an EUV source configured to generate and output EUV, first illumination optics configured to transfer the EUV to an EUV mask, projection optics configured to project the EUV, reflected from the EUV mask, onto an exposure target, a laser source configured to generate and output a laser beam for heating, and second illumination optics configured to irradiate the laser beam onto at least one mirror included in the projection optics.

Abstract: A semiconductor processing apparatus includes a chamber housing, an electrostatic chuck disposed in the chamber housing, the electrostatic chuck being configured to hold a semiconductor wafer, an edge ring surrounding the electrostatic chuck, the edge ring including a ring electrode disposed within the edge ring, and a ring voltage supply configured to supply a ring voltage to the ring electrode, the ring voltage having a non-sinusoidal periodic waveform, wherein each period of the non-sinusoidal periodic waveform comprises a positive voltage applied during a first time period and a negative voltage applied during a second time period, and wherein the negative voltage has a magnitude that increases during the second time period.