Abstract: A method for controlling an electronic device is provided.

Abstract: A lithium secondary battery includes a positive electrode, a negative electrode, a separator, and an electrolyte, wherein the positive electrode includes a positive electrode active material layer having a positive electrode active material containing an overlithiated manganese-based oxide represented by Formula 1 below, and the negative electrode includes a negative electrode active material layer having a silicon-based negative electrode active material, LiaNibCocMndMeO2??[Formula 1] wherein, M is at least one selected from the group consisting of Al, B, Co, W, Mg, V, Ti, Zn, Ga, In, Ru, Nb, Sn, Sr, and Zr, and 1<a, 0?b?0.5, 0?c?0.1, 0.5?d<1.0, and 0?e?0.2, and. Preferably, in the Formula 1, 1.1?a?1.5, 0.1?b?0.4, 0?c?0.05, 0.5?d?0.80, and 0?e?0.1.

Abstract: A positive electrode active material, a method for producing the same, and a positive electrode and a lithium secondary battery in including the same are disclosed herein. In some embodiments, a method of producing a positive electrode active material includes mixing a lithium transition metal oxide and a carbon-based material having a hollow structure to form a mixture, and mechanically treating the mixture to form a carbon coating layer on the surface of the lithium transition metal oxide, wherein the carbon-based material has a chain shape, and has a specific surface area of 500 m2/g or greater, a graphitization degree (ID/IG) of 1.0 or higher, and a dibutylphthalate (DBP) absorption of 300 mL/100 g or greater.

Abstract: An air conditioning system is provided with an integrated heat exchanger. The air conditioning system generates heating air or cooling air through the integrated heat exchanger that adjusts the temperature of conditioning air by circulating coolant, thus securing cooling and heating efficiency. The air conditioning system adjusts temperature by the coolant circulated in the integrated heat exchanger such that a temperature adjustment door for adjusting the temperature of the conditioning air is eliminated, the number of components is decreased, and the size of an overall package is reduced.

Abstract: A display device includes a first electrode and a second electrode spaced apart from each other, and light emitting elements disposed between the first electrode and the second electrode. Each of the light emitting elements include a first semiconductor layer, a second semiconductor layer disposed on the first semiconductor layer, and an active layer disposed between the first semiconductor layer and the second semiconductor layer. Each of the light emitting elements emits light with a wavelength in a range of about 464 nm to about 468 nm at a current density in a range of about 0.5 A/cm2 to about 100 A/cm2, and has a maximum external quantum efficiency greater than or equal to about 15%.

Abstract: A positive electrode active material includes a nickel-based lithium composite metal oxide having a Ni content of 80 atm % or greater among transition metals except lithium, and in the form of a single particle or pseudo-single particle. The nickel-based lithium composite metal oxide has a coating layer positioned on the surface thereof, wherein the coating layer contains cobalt. The positive electrode active material also satisfies [Equation 1] 1?XY/Z?3, wherein X is the molar number (mol %) of Co in the coating layer based on 100 moles of the nickel-based lithium composite metal oxide, Y is the average particle diameter (?m) of nodules of the nickel-based lithium composite metal oxide, and Z is D50 (?m) of the positive electrode active material, wherein Z is from 5 ?m to 12 ?m.

Abstract: A display device and a manufacturing method thereof are disclosed. The display device may include a pixel circuit layer including a plurality of transistors, a first partition wall and a second partition wall on the pixel circuit layer, and each protruding in a thickness direction, a first electrode and a second electrode formed on the same layer, and on the first partition wall and the second partition wall, respectively; a light emitting element between the first electrode and the second electrode; and a first organic pattern directly on the light emitting element.

Abstract: A cathode active material with controlled rheological properties for lithium secondary batteries. In particular, the cathode active material for a lithium secondary battery includes: a core part comprising a lithium metal oxide; and a coating layer covering at least a portion of a surface of the core part and comprising an inorganic compound.

Abstract: The present disclosure relates to a hydrogen tank support apparatus, and the hydrogen tank support apparatus according to the present disclosure includes: a hydrogen storage tank; a frame portion on which the hydrogen storage tank is seated; and a sliding block portion configured to fix a nozzle portion of the hydrogen storage tank to the frame portion, wherein the sliding block portion includes a lower block portion fixed to the frame portion, an upper block portion coupled to the lower block portion in a concave-convex manner so that movement of the hydrogen storage tank is limited in a longitudinal direction and a width direction of the hydrogen storage tank, and a slide ball portion configured to surround an outer side surface of the nozzle portion, interposed between the lower block portion and the upper block portion, and configured to rotatably support the nozzle portion.

Abstract: A memory device including: a memory device may include: a memory cell array, and a controller configured to perform program loops each comprising a voltage application operation, a word line holding operation, and a verification operation until a program operation for selected memory cells is successful, during the word line holding operation, apply a holding pass voltage having a higher level than a ground voltage to each of first word lines having a program state and second word lines having an erase state, which belong to unselected word lines among a plurality of word lines, during the verification operation, apply a verification pass voltage having a higher level than the holding pass voltage to K word lines that belong to the first word lines and the second word lines, and apply the holding pass voltage to remaining word lines except the K word lines, among the second word lines.

Abstract: An image display device is disclosed in which electrical connection to a rotary body is reliably maintained during rotation of the rotary body and supply of power and transmission and reception of a signal are stabilized. Since transmission and reception of a signal between a communication transmitter and a communication receiver are implemented through a cavity formed in a motor, introduction of an external signal is blocked, and thus security and control stability are ensured. Even when a rotary module rotates at a high speed, damage thereto due to friction is prevented, and thus the durability thereof is ensured. Rotation of the rotary module is stabilized through structural stabilization.

Abstract: A method and a device for estimating a position of a device by using an optical signal through converting a linearly polarized optical signal to a plurality of electric signals using a plurality of photoelectric devices, estimating a moving distance of the device from a reference position by using the plurality of electric signals, and estimating an orientation angle of the device with respect to a reference direction by using the plurality of electric signals are provided.

Abstract: An apparatus for controlling a power source of a hybrid vehicle, an operating method thereof, and a system including the same predict engine torque fluctuations in real time based on an engine RPM and a required engine torque. The apparatus includes a storage configured to store one or more algorithms for predicting engine torque fluctuations and one or more look-up tables (LUT). The apparatus has a power source controller configured to predict an inertial torque and a pressure torque related to an engine based on engine-related information and predict engine torque fluctuations based on the engine-related information, the inertial torque, and the pressure torque. The power source controller is further configured to output a reverse torque instruction to offset the engine torque fluctuations.

Abstract: A display device including a display panel having a folding area and a bending area, a support member disposed on a surface of the display panel and including a plurality of openings formed in the folding area, an elastic member disposed on a surface of the support member and overlapping the openings in the folding area, and a first adhesive member disposed between the support member and the elastic member.

Abstract: A method for selecting one or more items by an electronic device is provided.

Abstract: A motor driving apparatus includes a first motor including first windings respectively corresponding to phases, a second motor including second windings respectively corresponding phases, a first inverter including first switching elements and connected to a first end of each of the first windings, a second inverter including second switching elements, a first changeover switch including third switching elements respectively connected to a second end of each of the first windings at one end and connected to each other at the other end, a second changeover switch including switches selectively connecting the second inverter with the second end of each of the first windings or the second inverter with a first end of each of the second windings, and a controller configured for controlling the states of the first switching elements, the second switching elements, the third switching elements and the switches based on preset conditions.

Abstract: The present technology relates to an electronic device. According to the present technology, a memory device may include a plurality of memory cells, a defect detector, and a test controller. The defect detector may generate defect information indicating a defect state in which a value of a cell current measured in a sensing operation on selected memory cells among the plurality of memory cells is less than a threshold value. The test controller may count fail bits from a result of a test operation performed on the selected memory cells using a test reference current in response to the defect information, and set a bit line voltage to be used in the sensing operation based on a comparison result between a number of fail bits detected in the test operation and a reference number.

Abstract: A positive electrode active material includes a nickel-based lithium composite metal oxide having a Ni content of 80 atm % or greater among transition metals except lithium, and in the form of a single particle or pseudo-single particle. The nickel-based lithium composite metal oxide has a coating layer positioned on the surface thereof, wherein the coating layer contains cobalt. The positive electrode active material also satisfies [Equation 1] 1?XY/Z?3, wherein X is the molar number (mol %) of Co in the coating layer based on 100 moles of the nickel-based lithium composite metal oxide, Y is the average particle diameter (?m) of nodules of the nickel-based lithium composite metal oxide, and Z is D50 (?m) of the positive electrode active material, wherein Z is from 5 ?m to 12 ?m.

Abstract: A positive electrode active material includes a lithium composite transition metal oxide in the form of a single particle composed of one single nodule and/or in the form of a pseudo-single particle, which is a composite of 30 or less nodules, and a coating layer formed on the surface of the lithium composite transition metal oxide particle. The coating layer contains aluminum (Al) and tungsten (W). The positive electrode active material satisfies Equation 1 below: 45?X×X??56??[Equation 1] wherein, X is the content of nickel among all metals except for lithium in the lithium composite transition metal oxide (unit: mol %), and X? is the BET specific surface area of the positive electrode active material (unit: m2/g).

Abstract: The present invention provides a positive electrode active material for a secondary battery, which includes a lithium transition metal oxide including nickel (Ni) and cobalt (Co), and at least one selected from the group consisting of aluminum (Al), manganese (Mn), and a combination thereof. The lithium transition metal oxide is characterized in that the content of nickel (Ni) in the total transition metal elements is 80 mol % or more, and the cation mixing ratio of Ni cations in a lithium layer in the lithium transition metal oxide structure is 1.1% or less.