Abstract: A secondary battery includes: an electrode assembly; a case accommodating the electrode assembly; a cap plate coupled to an opening in the case; and a spacer in the case. A vent part is provided in the surface of the case which is opposite to the cap plate, and the spacer is accommodated in the case between a lower portion of the electrode assembly and the vent part. The spacer has: a surface portion contacting the electrode assembly and a space portion below the surface portion; an opening in an area of the surface portion corresponding to the vent part; and a gas discharge hole extending around the opening. Gas generated in the case is discharged to the outside through the vent part via the space portion and the gas discharge hole in the spacer.

Abstract: Provided is a method and an apparatus for targeting an object in a game. The method of targeting an object in a game includes: setting a center point of a first targeting area based on a first input from a user; displaying the first targeting area surrounded by a closed curve around the center point on a screen of a user terminal; displaying a list including at least one object located in the first targeting area on the screen; and moving the first targeting area based on a second input by the user received after the first input.

Abstract: An air heating apparatus according to the present disclosure includes an expansion tank, a water heater that receives heat from a combustion gas generated by a combustion reaction and heats the water, a heating heat exchanger that receives the water heated by the water heater and exchanges heat with air to be discharged for heating, a fan that blows the air to the heating heat exchanger, and a case in which the expansion tank, the water heater, the heating heat exchanger, and the fan are arranged, wherein the case includes an outer case and a first opening cover that is coupled to the outer case, the first opening cover includes a communication part and a water replenishment cover, and when the water replenishment cover is removed, an operation of at least one of the expansion tank, the water heater, the heating heat exchanger, and the fan is stopped.

Abstract: The present invention relates to a method of manufacturing an alveolar organoid using alveolar cell-derived induced pluripotent stem cells. The alveolar organoid manufactured according to the present invention is differentiated from the human alveolar cell-derived induced pluripotent stem cells, and thus induced pluripotent stem cells may efficiently differentiate into alveolar organoids due to the epigenetic memory of alveolar cells. Therefore, the alveolar organoids are expected to be effectively used for research on the pathological process of respiratory diseases, screening for finding therapeutic drugs, and the like.

Abstract: Provided is a method and an apparatus for targeting an object in a game. The method of targeting an object in a game includes: setting a center point of a first targeting area based on a first input from a user; displaying the first targeting area surrounded by a closed curve around the center point on a screen of a user terminal; displaying a list including at least one object located in the first targeting area on the screen; and moving the first targeting area based on a second input by the user received after the first input.

Abstract: A display device includes a display panel including a plurality of display areas; a driving circuit to control the display panel; a timing controller to control the driving circuit to display an image on the display panel; a storage medium to store a plurality of weight tables respectively corresponding to the plurality of display areas; and a load value generator to generate a first load value corresponding to a first data unit of input image data, and to apply a weight to the first load value based on a first weight table corresponding to a display area in which the first data unit is to be displayed, among the plurality of weight tables. The timing controller controls the driving circuit with reference to a weighted first load value.

Abstract: A motor driving apparatus includes a motor having a plurality of windings, a dual inverter including a first inverter connected to first ends of the plurality of windings and a second inverter connected to second ends of the plurality of windings and configured to drive the motor through at least one of the first inverter or the second inverter according to a motor driving mode, and a controller configured to determine whether flux weakening control is performed according to an available voltage level of the dual inverter when a switching condition of the motor driving mode is satisfied and to perform the flux weakening control by linearly adjusting an output voltage level of the dual inverter for a preset time interval for which the flux weakening control is performed.

Abstract: The present disclosure relates to a polyester resin composition including a polyester resin including a diol residue and a dicarboxylic acid residue, wherein the diol residue includes a cyclohexanedimethanol residue and the dicarboxylic acid residue includes an isophthalic acid residue and a terephthalic acid residue, wherein an amount of the isophthalic acid residue is 0 to 20 mol % when a total amount of the dicarboxylic acid residue is considered as 100 mol %, wherein an amount of the cyclohexanedimethanol residue is 50 to 100 mol % when a total amount of the diol residue is considered as 100 mol %, wherein the polyester resin composition includes an antioxidant, and wherein the antioxidant includes a phenol-based antioxidant, a phosphorus-based antioxidant, and a sulfur-based antioxidant.

Abstract: An inverter driving apparatus includes an inverter having a plurality of legs respectively corresponding to each of a plurality of phases and the control unit generating space vector modulation signals based on a phase voltage command, each of the space vector modulation signals corresponding to each of the plurality of phases, respectively, determining whether an output voltage of the inverter corresponding to at least one space vector modulation signal of the space vector modulation is in a non-linear region by determining whether each voltage of the space vector modulation signals is included in a predetermined range, generating a terminal voltage command by determining whether or not to apply an offset voltage to each of the space vector modulation signals based on the determination of the non-linear region, and controlling a turn-on state of at least one switch included in each of the plurality of legs by modulating the terminal voltage command based on pulse width modulation.

Abstract: A battery module including a plurality of battery cells; and a spacer between the battery cells, the spacer including a support frame, and at least one pressing member coupled to the support frame, the at least one pressing member including a plate surface facing one of the battery cells and being in contact with an outside of a can of the one battery cell.

Abstract: A display device includes pixels connected to scan lines and data lines, each pixel including a driving transistor and at least one light emitting element, and a timing controller configured to generate output data using external input data. The timing controller includes a first compensator configured generate first data by correcting the external input data using at least one of optical measurement information, a threshold voltage of each of the driving transistors, mobility information, dimming information, and temperature information, and an afterimage compensator configured to generate second data based on age information of each light emitting element and the first data, generate third data based on a current amount corresponding to the first data and a current amount corresponding to the second data, and generate the age information by accumulating the third data.

Abstract: The present invention relates to a method of developing a tissue-specific vascular endothelial cell line based on iPSCs derived from human tissue-specific cells. When an organoid is manufactured using the cell line based on the iPSCs derived from human tissue-specific cells, the organoid manufacturing period may be significantly shortened, thereby solving the problem of sustainability, which is a major drawback known in the related art, and may be stored conveniently, and thus may be easily used during each experiment, thereby greatly increasing efficiency. Also, the organoid manufactured from the cell line of the present invention may be usefully used in the manufacture of blood vessel organoids in that the organoid is not only tissue-specific but also exhibits an excellent level of morphological and functional maturity.

Abstract: A femoral stem design method includes: a data collection step of collecting femur data from a plurality of patients; a measurement standard setting step of setting a standard for designing a femoral stem with respect to the femur data of the plurality of patients; a measurement step of measuring a predetermined part of a femur from the plurality of femur data; a dimension determination step of determining dimensions of each part of a plurality of implants to be inserted into the femur; and a shape determination step of determining shapes of the plurality of implants according to the dimensions of the plurality of implants, wherein the measurement standard setting step includes a boundary setting step of setting a boundary that distinguishes cortical bone and cancellous bone from the femur data of the plurality of patients, and an axis setting step of setting an axis extending from the proximal part to the distal part of the femur.

Abstract: Disclosed is a method of producing vascularized respiratory (airway and alveolar) organoids using blood vessel organoids. More particularly, vascularized respiratory (airway and alveolar) organoids with a vascular network are produced by fusing respiratory (airway and alveolar) organoids with blood vessel organoids to induce vascularization. The vascularized respiratory (airway and alveolar) organoids can have functions very similar to the human respiratory whole region, so they are expected to be transplanted into humans to treat respiratory related diseases or be used as an in vitro respiratory whole region model.

Abstract: A display device includes a display panel, a compensation circuit, a global temperature sensor, a global current sensor, a logic circuit, a timing controller, and a data driving circuit. The compensation circuit converts a sensed analog sensing voltage from a reference voltage line of a pixel of the display panel into a digital sensing value. The global current sensor measures an amount of current flowing through the display panel to generate a global current value. The logic circuit generates a scaling factor based on temperature data of the global temperature sensor, the global current value, the digital sensing value, and first image data. The timing controller scales first image data based on the first scaling factor to generate second image data. The data driving circuit that generates a data voltage based on the second image data for driving the data line.

Abstract: A motor driving apparatus driving a motor including a plurality of windings corresponding to each of phases, includes a mode change switch and a plurality of inverters that operate the motor in a closed end winding mode or an open end winding mode; and a controller configured for controlling the mode change switch and the plurality of inverters according to a first mode determination result based on a reverse magnetic flux and a second mode determination result according to an output power limit for each mode.

Abstract: A method of a terminal may comprise: receiving satellite navigation augmentation information including phase offset correction information for a pair of two carriers among satellite navigation signals transmitted by each of satellites of a global navigation satellite system through multiple carriers; receiving satellite navigation signals from each of the satellites through the multiple carriers; calculating parameters for estimating a location of the terminal using the received satellite navigation signals; correcting the parameters based on the phase offset correction information for the pair of two carriers; and estimating the location of the terminal using the corrected parameters.

Abstract: An inverter driving device includes an inverter including a plurality of legs corresponding to a plurality of phases, and a controller that generates a plurality of pole voltage commands from a plurality of space vector modulation signals corresponding to the plurality of phases and modulates the pole voltage commands through pulse width modulation to control a turn-on state of switches included in the legs, wherein the controller is configured to generate a plurality of discontinuous modulation signals by applying an offset voltage for discontinuous modulation to the plurality of space vector modulation signals if at least one of a maximum voltage and a minimum voltage of the space vector modulation signals is not included in a predetermined linearity range, adjusts at least one of a maximum voltage and a minimum voltage of the discontinuous modulation signals, and outputs the adjusted discontinuous modulation signals as the pole voltage commands.

Abstract: A display device includes pixels connected to scan lines and data lines, each pixel including a driving transistor and at least one light emitting element, and a timing controller configured to generate output data using external input data. The timing controller includes a first compensator configured generate first data by correcting the external input data using at least one of optical measurement information, a threshold voltage of each of the driving transistors, mobility information, dimming information, and temperature information, and an afterimage compensator configured to generate second data based on age information of each light emitting element and the first data, generate third data based on a current amount corresponding to the first data and a current amount corresponding to the second data, and generate the age information by accumulating the third data.

Abstract: The present invention relates to a method of producing an alveolar organoid by a dropping suspension culture technique using decellularized extracellular matrix (dECM) hydrogel, and according to the present invention, when an organoid is produced by a dropping suspension culture method using dECM, as in a living organism, an organoid in which cells and dECM are fused may be formed. Moreover, since dECM is what remains after all cells have been removed from tissue and thus is easily applied clinically, the produced organoid is expected to be useful for disease modeling, drug screening, regenerative medicine, etc.