Abstract: A method and apparatus for controlling learning of a model for estimating an intention of an input utterance is disclosed. A method of controlling learning of a model for estimating an intention of an input utterance among a plurality of intentions includes providing a first index corresponding to the number of registered utterances for each intention, providing a second index corresponding to a learning level for each intention, providing a learning target setting interface such that at least one intention that is to be a learning target is selected from among the intentions based on the first index and the second index, and training the model based on the registered utterances for each intention and setting of the learning target for each intention.

Abstract: A motor driving apparatus which drives a motor including a plurality of winding portions corresponding to a plurality of phases, respectively, includes a motor including a plurality of winding portions corresponding to a plurality of phases, respectively, a first inverter including a plurality of first switching elements and electrically connected to a first end of each of the winding portions, a second inverter including a plurality of second switching elements and electrically connected to a second end of each of the winding portions, a plurality of third switching elements including first ends electrically connected to the second ends of the plurality of winding portions, respectively, and second ends electrically connected to each other, and a controller.

Abstract: Embodiments of the present invention provide an organic light emitting diode and an organic light emitting display device including the organic compound. The organic compound is capable of reducing a driving voltage of an organic light emitting diode and improves a current efficiency and a lifetime of the organic light emitting diode and the organic light emitting display device including the same.

Abstract: An electrolyte for a rechargeable lithium-ion battery includes a solvent consisting of 10.0 wt. % to 35.0 wt. % carbonate-based solvent and 50.0 wt. % to 80.0 wt. % propionate-based solvent, 1.1M to 1.3M lithium salt, 0.1 wt. % to 12.0 wt. % of a phosphazene-based flame retardant, 1,3,6-hexanetricarbonitrile and succinonitrile together in a range of 0.1 wt. % to 5.0 wt. %, and 1.7 wt. % to 15.0 wt. % additives.

Abstract: In one example, a semiconductor package comprises a substrate having a top surface and a bottom surface, an electronic device mounted on the top surface of the substrate and coupled to one or more interconnects on the bottom surface of the substrate, a cover over the electronic device, a casing around a periphery of the cover, and an encapsulant between the cover and the casing and the substrate.

Abstract: Disclosed is an optical artificial neural network system which includes an optical hidden layer that receives an input light including input data and generates an output light by performing a linear process and a nonlinear process on the input data, and a light transfer unit that provides the output light to an input of the optical hidden layer, and the optical hidden layer performs the linear process and the nonlinear process based on the received output light.

Abstract: A motor driving apparatus of driving the motor having a plurality of winding portions respectively corresponding to a plurality of phases is directed for improving inverter efficiency in driving the motor while varying the inductance of the motor by providing various motor driving modes to meet the required performance of the motor.

Abstract: A motor driving apparatus of driving a motor including a plurality of windings respectively corresponding to a plurality of phases is disclosed. The motor driving apparatus include a first inverter including a plurality of first switching elements and connected to a first end of each of the windings, a second inverter including a plurality of second switching elements and connected to a second end of each of the windings, and a controller configured for controlling ON/OFF states of the first switching elements and the second switching elements based on a required output of the motor, wherein the first inverter may be connected to a first voltage source, the second inverter may be connected to a second voltage source, and the first voltage source and the second voltage source may have different grounds.

Abstract: A motor driving apparatus of driving a motor including a plurality of windings corresponding to a plurality of phases, includes a first inverter including first switching elements and including a first direct-current (DC) terminal connected to a battery and a first alternating-current (AC) terminal connected to one ends of the plurality of windings; a second inverter including second switching elements and including a second DC terminal selectively short circuited or opened with the first DC terminal and a second AC terminal connected to another ends of the plurality of windings; a third switching element including one end connected to the first DC terminal and another end connected to the second DC terminal, and configured to selectively short circuit or open the first DC terminal and the second DC terminal; and a controller configured to control ON/OFF states of the first switching elements, the second switching elements and the third switching element based on a required output of the motor.

Abstract: A battery charging system includes a first inverter including first switching elements and DC and AC terminals connected to the battery and a first end of the windings of a motor, respectively; a second inverter including second switching elements and DC and AC terminals connected to the battery and a second end of the windings, respectively; third switching elements each having a first end connected to the second end of the windings and a second end connected to each other; a charging capacitor provided between the second end of the third switching elements and a negative terminal of the battery, and to which a DC charging voltage is applied for charging the battery; a fourth switching element connected in series with the charging capacitor between the second end of the third switching elements and the negative terminal; and a controller configured to control the first to fourth switching elements.

Abstract: A semiconductor device includes a substrate having a first region and a second region, first and second nanowires disposed sequentially on the substrate in the first region, and extending respectively in a first direction, third and fourth nanowires disposed sequentially on the substrate in the second region, and extending respectively in the first direction, a first inner spacer between the first nanowire and the second nanowire, and including hydrogen of a first hydrogen mole fraction, and a second inner spacer between the third nanowire and the fourth nanowire, and including hydrogen of a second hydrogen mole fraction that is greater than the first hydrogen mole fraction.

Abstract: A DC-DC converter includes: a first capacitor; a first switching element, a second switching element, a third switching element, and a fourth switching element sequentially connected to one another in series between both ends of the first capacitor; a second capacitor having both ends connected at a connection node of the first switching element and the second switching element and a connection node of the third switching element and the fourth switching element, respectively; and a controller configured to determine whether an overvoltage is applied to both ends of the first to fourth switching elements, respectively, based on a first sensed voltage obtained by sensing a voltage applied to the first capacitor and a second sensed voltage obtained by sensing a voltage applied to the second capacitor.

Abstract: Disclosed is a light emitting device that is capable of reducing lateral leakage current and a driving voltage by improving a structure for connecting a plurality of stacks to one another in a structure using the plurality of stacks, and a light emitting display device including the same. The light emitting device includes a first electrode and a second electrode facing each other, a plurality of stacks provided between the first electrode and the second electrode, and a charge generation layer including an electron generation layer and a hole generation layer stacked between the stacks, wherein the electron generation layer contains a first host of Formula 1 and a metal dopant, and the hole generation layer contains a second host and an organic dopant.

Abstract: The disclosure relates to a battery pack with a function of discharging venting gas and a control system for the same, in which air for cooling is allowed to flow during a normal state, and venting gas generated in a battery cell during thermal runaway is discharged outward from a vehicle but prevented from flowing back to a vehicle interior. The battery pack with a function of discharging venting gas includes an outlet duct including a channel selectively set to discharge air that returns from cooling a battery cell to an interior of a vehicle, or discharge venting gas that is generated due to thermal runaway of the battery cell to an outside of the vehicle; a switching wall provided inside the outlet duct, and setting a channel inside the outlet duct; and an actuator actuating the switching wall to discharge the venting gas to the outside of the vehicle when the thermal runaway occurs in the battery cell.

Abstract: Disclosed are an all-solid-state battery including symmetrically arranged reference electrodes, a device for manufacturing the same, and a method of manufacturing using same.

Abstract: Embodiments of the present invention provide an organic light emitting diode and an organic light emitting display device including the organic compound. The organic compound is capable of reducing a driving voltage of an organic light emitting diode and improves a current efficiency and a lifetime of the organic light emitting diode and the organic light emitting display device including the same.

Abstract: Discussed is a battery management system that may include a battery monitoring device to detect a voltage of each of a reference battery cell and a plurality of battery cells having a common flat region, and detect a current of the battery pack, and a control circuit to stop a charging of the battery pack, initialize a cumulative current value, and determine a state of charge (SOC) of the cell group to be equal to a sum of an SOC of the reference battery cell and the predetermined value, when the voltage of the reference battery cell reaches a reference voltage during the discharge of the battery pack.

Abstract: The present disclosure relates to an all-solid-state battery analysis system capable of reliably obtaining an electrochemical signal according to the degree of charge of an electrode, and an all-solid-state battery analysis method using the same. The system may include a body member, of cylindrical shape, having a first cavity extending therethrough in a vertical direction and a second cavity extending therethrough in a horizontal direction and communicating with the first cavity. The system may include a first conductive member including a first base having a plate shape and a first protrusion protruding from the first base having a shape corresponding to a shape of the first cavity; and a second conductive member including a second base having a plate shape and a second protrusion protruding from the second base and having a shape corresponding to the shape of the first cavity.

Abstract: A lithium metal halide-based solid electrolyte for an all-solid-state battery with excellent lithium ion conductivity, includes a compound represented by the following Chemical Formula 1. Li6-a(M11-bM2b)X6??[Chemical Formula 1] wherein M1 comprises a group 3 element, a group 4 element or a group 13 element, M2 comprises silicon (Si), germanium (Ge), tin (Sn) or lead (Pb), X comprises chlorine (Cl), bromine (Br) or iodine (I), 0?b?1, and a is a number satisfying the following Mathematical Formula 1.