Abstract: An image sensor including: a substrate which includes a first surface and a second surface opposite each other; a plurality of pixels, each pixel including a photoelectric conversion layer in the substrate; a pixel separation pattern disposed in the substrate and separating the pixels; a surface insulating layer disposed on the first surface of the substrate; conductor contacts disposed in the surface insulating layer; and a grid pattern disposed on the surface insulating layer, wherein the pixel separation pattern includes a first portion and a second portion arranged in a direction parallel to the first surface of the substrate, and the conductor contacts are interposed between the first portion of the pixel separation pattern and the grid pattern and are not interposed between the second portion of the pixel separation pattern and the grid pattern.

Abstract: Disclosed are an apparatus for distributing power of an electric vehicle and a method thereof capable of optimally improving the energy consumption efficiency of the electric vehicle by predicting a vehicle speed for a predetermined time using a learned vehicle speed prediction model, determining wheel power based on the vehicle speed, and distributing the wheel power to a front wheel drive motor and a rear wheel drive motor. The apparatus includes a storage that stores a vehicle speed prediction model in which learning is completed, and a controller that predicts a vehicle speed for a preset time using the vehicle speed prediction model, determines wheel power based on the vehicle speed, and distributes the wheel power to a front wheel drive motor and a rear wheel drive motor.

Abstract: A battery management apparatus includes a measuring unit configured to measure a voltage of a battery after discharge of the battery is terminated to a preset discharge termination voltage in every cycle, and a control unit configured to receive voltage information of the battery from the measuring unit in every cycle, calculate a first voltage deviation of the battery based on a preset first criterion voltage and the voltage of the battery, calculate a second voltage deviation between the first voltage deviation and a preset second criterion voltage in each cycle, and adjust the discharge termination voltage based on a criterion deviation set to correspond to a current cycle and the second voltage deviation calculated in the current cycle.

Abstract: A battery diagnosing apparatus includes a profile generating unit configured to generate a differential profile representing a corresponding relationship between a voltage of a battery and a differential capacity for the voltage of the battery and a control unit configured to receive the differential profile from the profile generating unit, determine a target peak in the differential profile, determine a behavior pattern of the target peak based on a reference peak included in a preset reference profile, and diagnose a state of a negative electrode of the battery by comparing the behavior pattern determined for the target peak with a plurality of preset behavior types.

Abstract: A battery management apparatus and method performs appropriate control to increase the lifespan of a battery cell by judging whether degradation of the battery cell is accelerated. Since both the voltage change pattern and the differential capacity change pattern between the plurality of peaks included in the plurality of differential profiles are considered, there is an advantage that it is possible to accurately determine whether the state of the battery cell is in a degradation accelerated state.

Abstract: A battery management apparatus according to an embodiment of the present disclosure includes a measuring unit configured to measure a charge voltage, a charge current, a discharge voltage and a discharge current in the process of charging and discharging a battery according to a preset charge C-rate and a preset discharge C-rate, and a control unit configured to receive information about the voltage and current of the battery from the measuring unit, calculate a charge resistance for each voltage of the battery based on the charge voltage and the charge current, calculate a discharge resistance for each voltage of the battery based on the discharge voltage and the discharge current, calculate a resistance ratio between the charge resistance and the discharge resistance for each voltage of the battery, and set a discharge C-rate for the battery based on the resistance ratio calculated for each voltage of the battery.

Abstract: The present invention provides an electrode assembly in which a negative electrode coated with a negative electrode active material on a surface of a negative electrode collector, a separator, and a positive electrode coated with a positive electrode active material on a surface of a positive electrode collector are repeatedly laminated, the electrode assembly comprising: monocells in which the positive electrode, the separator, the negative electrode, and the separator are laminated, wherein at least two or more monocells are laminated, wherein, in any one of the monocells, an expansion part extending lengthily to one side is formed on the separators, and the expansion part of the separator surrounds the monocells laminated to be disposed at the outermost layers to fix the laminated monocells.

Abstract: Disclosed herein is a battery case configured to receive an electrode assembly and an electrolytic solution therein, the electrode assembly including a positive electrode, a negative electrode, and a separator interposed between the positive electrode and the negative electrode, the battery case including a layer structure and a gas adsorption layer formed on the inner surface of the layer structure, the gas adsorption layer including a gas adsorption material layer configured to adsorb a reaction gas that may be generated within the battery case during abnormal functioning of the electrode assembly, and a blocking layer formed on an exposed surface of the gas adsorption material layer, the blocking layer configured to prevent the gas adsorption material layer from being exposed to an ambient gas during assembly of the battery case.

Abstract: A battery management system includes a voltage sensor to generate a voltage signal indicating a voltage of a battery, a current sensor to generate a current signal indicating a current flowing through the battery, and a control unit to record a voltage history and a current history of the battery based on the voltage signal and the current signal at a predetermined time interval during constant current charging of the battery. The control unit determines a differential capacity curve indicating a correlation between the voltage of the battery and a differential capacity in a reference voltage range. The control unit performs a first protection operation for the battery by comparing a first characteristic voltage of a main feature point with a reference voltage when the main feature point is detected from the differential capacity curve.

Abstract: The present invention provides an electrode assembly in which a negative electrode coated with a negative electrode active material on a surface of a negative electrode collector, a separator, and a positive electrode coated with a positive electrode active material on a surface of a positive electrode collector are repeatedly laminated, the electrode assembly comprising: monocells in which the positive electrode, the separator, the negative electrode, and the separator are laminated, wherein at least two or more monocells are laminated, wherein, in any one of the monocells, an expansion part extending lengthily to one side is formed on the separators, and the expansion part of the separator surrounds the monocells laminated to be disposed at the outermost layers to fix the laminated monocells.

Abstract: An electronic device is provided. The electronic device includes a housing having an opening, a roll installed in the housing, a flexible display configured to be wound on the roll and to be withdrawn from the housing through the opening in accordance with a rotating direction of the roll. The electronic device further includes moveable housing parts and a housing guide configured to guide and retract at least one part of the housing as space within the housing becomes available due to withdrawal of the flexible display, so that a height, width and/or overall size of the housing is reduced when the flexible display is withdrawn through the opening and extended outside of the housing.

Abstract: A display device and a method thereof are provided. The display device includes a display, a communicator, and a processor to display a virtual reality (VR) content on the display, in response to a trigger signal and motion information to change a display viewpoint area of the VR content being received from a user terminal device through the communicator, control the display to display by changing a display viewpoint area of the VR content based on first motion direction included in the motion information until a predetermined signal is received. In response to the predetermined signal being received from the user terminal device, control the display to terminate changing the display viewpoint area.

Abstract: An electronic device and a method of controlling the electronic device are provided. The electronic device includes a housing, a roll at least partially contained in the housing, a display configured to be rolled on the roll, the display including a display area having a size that changes according to a rotation of the roll, and the display being configured to display a screen including at least one element in the display area, a sensor configured to sense the rotation of the roll, and a processor electrically connected to the display and the sensor. In response to a size of the display area being changed according to the rotation of the roll, the processor is configured to change at least one of a size and a layout of an element included in the screen according to the size of the display area.

Abstract: Disclosed herein is an electrode drying method for drying a plurality of electrodes in the state in which the electrodes are stacked, the electrode drying method including interposing a hygroscopic film between adjacent ones of the electrodes and drying the electrodes in the state in which the hygroscopic film is interposed between the electrodes, wherein at least one of the surfaces of the hygroscopic film that faces the electrodes has an uneven structure, or an electrode drying method for drying an electrode sheet in the state in which the electrode sheet is wound, the electrode drying method including winding the electrode sheet with a hygroscopic film and drying the electrode sheet in the state in which the hygroscopic film is interposed between overlapping portions of the electrode sheet, wherein at least one of the surfaces of the hygroscopic film that is disposed opposite the electrode sheet has an uneven structure.

Abstract: An electronic apparatus is provided. The electronic apparatus according to an exemplary embodiment includes a communicator, a storage, a display, and a processor configured to: based on a connection request signal being received from a user terminal device through the communicator, control to store in the storage a first image output through the display, based on a second image being received from the user terminal device through the communicator, identify a first object included in the stored first image that is same as second object included in the received second image, and based on a determination that a first feature of the first object is same as a second feature of the second object, control the communicator to transmit authentication information corresponding to the connection request signal to the user terminal device.

Abstract: The present invention provides an electrode assembly in which a negative electrode coated with a negative electrode active material on a surface of a negative electrode collector, a separator, and a positive electrode coated with a positive electrode active material on a surface of a positive electrode collector are repeatedly laminated, the electrode assembly comprising: monocells in which the positive electrode, the separator, the negative electrode, and the separator are laminated, wherein at least two or more monocells are laminated, wherein, in any one of the monocells, an expansion part extending lengthily to one side is formed on the separators, and the expansion part of the separator surrounds the monocells laminated to be disposed at the outermost layers to fix the laminated monocells.

Abstract: An electronic device and a method of controlling the electronic device are provided. The electronic device includes a housing, a roll at least partially contained in the housing, a display configured to be rolled on the roll, the display including a display area having a size that changes according to a rotation of the roll, and the display being configured to display a screen including at least one element in the display area, a sensor configured to sense the rotation of the roll, and a processor electrically connected to the display and the sensor. In response to a size of the display area being changed according to the rotation of the roll, the processor is configured to change at least one of a size and a layout of an element included in the screen according to the size of the display area.

Abstract: A separator for a fuel cell includes a main body having an inlet manifold for inflow of a reactant gas, an outlet manifold for outflow of the reactant gas, and a flow area between the inlet manifold and the outlet manifold where the reactant gas is configured to flow, and a resistance part provided in the flow area of the main body adjacent to the inlet manifold of the main body, the resistance part being configured to increase flow resistance to the reactant gas introduced from the inlet manifold and flowing toward the outlet manifold.

Abstract: Provided is a first mobile device having a card shape, the first mobile device including a storage unit configured to store one or more pieces of card payment information; a payment information transmission unit configured to transmit at least one of the one or more pieces of card payment information in a contact or contactless manner to a payment terminal; and a controller configured to determine whether the first mobile device is in a detached state with respect to a second mobile device or a cover of the second mobile device, and to determine whether to transmit the at least one of the one or more pieces of card payment information, based on the determination of whether the first mobile device is in the detached state.

Abstract: The present invention relates to a secondary battery that is capable of preventing short circuit from occurring when a nail test is performed. Also, the secondary battery includes a case accommodating an electrolyte and an electrode assembly therein, and the case includes an external layer exposed to the outside, an internal layer disposed in the case, and a short-circuit prevention layer provided in a liquid phase between the external layer and the internal layer.