Abstract: A polymer dispersed liquid crystal display device includes a first supporting substrate, a first transparent conductive layer formed on one surface of the first supporting substrate, a second supporting substrate, a second transparent conductive layer formed on one surface of the second supporting substrate, a polymer dispersed liquid crystal layer disposed between the first transparent conductive layer and the second transparent conductive layer and having a content of liquid crystal which is two or more times a content of polymer with respect to a weight, and a controller configured to control a visible light transmittance of the polymer dispersed liquid crystal layer.

Abstract: There is provided a memory device including a memory controller with reduced power consumption. The memory device includes a first volatile memory including a first logical memory device and a CXL memory controller that controls operations of the first volatile memory and receive requests for the first volatile memory from a host through a CXL interface including a CXL switch. The CXL memory controller includes a coarse-grained global counter configured to count a number of requests received store a count value, a global hotness monitor configured to determine, based on respective ones of the count values, whether each memory unit is a hot unit or a cold unit, a hotness tracker controller configured to generate a first bitmap and a first hotness tracker configured to determine, based on the first bitmap, whether data stored in each of the plurality of segments included in the first logical memory device is hot.

Abstract: A display device includes a display panel, a connection member connected to the display panel, a circuit board connected to the connection member, a driving circuit disposed on the display panel, and a cover member disposed on the display panel to cover a portion of the connection member and the driving circuit.

Abstract: A method for controlling a battery for an electric vehicle includes: determining one battery among a first battery and a second battery based on an operating area in which an operating characteristic of a driving motor is disposed among a plurality of operating areas for the driving motor by a controller; and controlling power supply for the driving motor or charging by the driving motor using the determined battery by the controller. The controller being configured to determine an adjustment mode for reference data that divide the plurality of operating areas based on SOC and SOH of the first battery and the second battery and perform adjustment for the reference data based on the determined adjustment mode.

Abstract: A method for controlling dual batteries to supply power to a driving motor for wheel driving installed in a vehicle is provided. The method includes controlling a power flow between a first battery and a second battery. Controlling the power flow includes determining a usage plan of the first battery and the second battery for each section of an expected driving path, and charging or discharging the first battery and the second battery based on the usage plan.

Abstract: A method for controlling dual batteries to supply power to a driving motor for wheel driving installed in a vehicle is provided. The method includes controlling a power flow between a first battery and a second battery. The method further includes determining a usage plan of the first battery and the second battery for each section of an expected driving path, correcting the usage plan of a corresponding section when a battery used in two consecutive sections is changed based on the usage plan, and charging or discharging the first battery and the second battery based on the corrected usage plan.

Abstract: An electric vehicle includes a plurality of wheels, a driving motor configured to supply power to the plurality of wheels, and a controller configured to at least control one of power supply to the driving motor or charging by the driving motor. The controller is configured to: divide a plurality of operating areas based on references determined using states of health (SOHs) of a first battery and a second battery; determine between one of the first battery and the second battery based on an operating area in which an operating point of the driving motor is disposed among the plurality of operating areas; and control at least one of the power supply or the charging by using the determined battery.

Abstract: An electric vehicle includes a plurality of wheels, a driving motor configured to supply power to the plurality of wheels, and a controller configured to at least control power supply to the driving motor or charging by the driving motor. The controller is configured to: divide an operating area into a plurality of operating areas for the driving motor based on references determined using states of charge (SOCs) of a first battery and a second battery; determine between one of the first battery and the second battery based on an operating area in which an operating point of the driving motor is disposed among the plurality of operating areas; and control the power supply or the charging by using the determined battery.

Abstract: Provided is a content recommendation method. The content recommendation method includes: receiving, by a user terminal, text information from a user through a text input window of a chatting room, outputting, by the user terminal, a first content set including at least a part of contents related to keyword information to be mapped to the text information, outputting, by the user terminal, a first preview content for a first content included in the first content set, receiving, by the user terminal, an interaction from the user, and in response to the interaction, outputting, by the user terminal, a second preview content for a second content to replace the first preview content, wherein the second content is a content related to the keyword information.

Abstract: A method of controlling a battery of an electric vehicle including a plurality of wheels, a driving motor supplying power to the plurality of wheels, and a controller controlling power supply to the driving motor and/or charging by the driving motor, includes the controller dividing an operation section into a plurality of areas based on reference data including learning data obtained during driving of the electric vehicle, selecting either a first battery or a second battery based on the operation section in which the operation point of the driving motor is among the plurality of operation sections, and controlling the power supply and/or the charging using the selected battery.

Abstract: A quantization method of a deep learning neural network model is disclosed. An embodiment of the disclosure provides a quantization method comprising: detecting a feature change of input data caused by a change in an external environment, from input image data of a quantized deep learning neural network model based on a plurality of preset quantization parameters; performing quantization calibration for the deep learning neural network model to determine a new quantization parameter corresponding to the feature change of input data caused by the change in the external environment; and updating at least one of the plurality of preset quantization parameters based on the new quantization parameter.

Abstract: A method for controlling an electric vehicle battery is provided. The electric vehicle includes a plurality of wheels, a driving motor for supplying power to the plurality of wheels, and a controller for controlling power supply to the driving motor and/or charging by the driving motor. The method includes selecting, by the controller, a battery among a first battery and a second battery according to revolutions per minute (RPM) and a power of the driving power. The method also includes controlling, by the controller the power supply and/or the charging by using the selected battery.

Abstract: A method for controlling an electric vehicle battery is provided. The electric vehicle includes a plurality of wheels, a driving motor for supplying driving power to the plurality of wheels, and a controller for controlling power supply to the driving motor and/or charging by the driving motor. The method includes selecting, by the controller, a battery among a first battery and a second battery according to an operation point of the driving motor. The method also includes controlling, by the controller, the power supply and/or the charging by using the selected battery.

Abstract: A method of controlling a battery of a vehicle is provided. The vehicle includes a driving motor for providing a driving force to a wheel. The method includes selecting, by a controller, a battery among a first battery and a second battery based on a plurality of driving areas and operation points for the driving motor. The method also includes controlling, by the controller, the use of the selected battery to supply power to the driving motor of the vehicle. Selecting the battery includes classifying the plurality of driving areas according to a reference power.

Abstract: Provided is a polymer dispersed liquid crystal display including a first substrate and a second substrate disposed to oppose each other, a first electrode on an upper surface of the first substrate, a second electrode on a lower surface of the second substrate, wherein the upper surface of the first substrate faces the lower surface of the second substrate, a liquid crystal layer disposed between the first electrode and the second electrode, quid crystal drops distributed in the liquid crystal layer, and nano-particles distributed in the liquid crystal layer, wherein the nano-particles are insulators and may have light transmittance.

Abstract: A controlling method of a dual battery system for controlling a first battery and a second battery to supply power to a wheel driving motor in a vehicle includes: obtaining driving habit data of a driver for a discharging power of the driving motor or a charging power of the driving motor for one or more driving situations; determining at least one or more driving sections based on the one or more driving situations with respect to an expected driving route; determining an expected power based on the driving habit data with respect to each of the at least one or more driving sections; determining use plans of the first battery and the second battery based on an expected power corresponding to each of the at least one or more driving sections; and executing discharging or charging of the first battery and the second battery according to the use plans.

Abstract: A method of power source control for the electrified vehicle includes: learning travel data in consideration of whether or not a swap battery is mounted in a vehicle in which a main battery is mounted at all times; determining a travel distance according to a currently mounted battery based on the travel data and a current driving point of the vehicle; and outputting information on swap or detachment of the swap battery based on the determined travel distance when the swap battery is mounted.

Abstract: A method performed by an apparatus of a vehicle may include: selecting, by a controller of the vehicle, a driving mode, among a plurality of driving modes, for the vehicle; based on an operational characteristic of a driving motor of the vehicle and based on the selected driving mode, selecting a battery between a first battery of the vehicle and a second battery of the vehicle; and controlling, by the controller, the selected battery to supply power to the driving motor. The driving motor may supply a driving force to a plurality of wheels of the vehicle.

Abstract: A charging control method of a mobility apparatus includes identifying, by the first controller, a connection of a second high-voltage battery to the first high-voltage battery and the on-board charger through a DC/DC converter, the second high-voltage battery configured to detachably and electrically connected to the first high-voltage battery, and charging, by the first controller, at least one of the first high-voltage battery and the second high-voltage battery by controlling the on-board charger and the DC/DC converter based on information on the first high-voltage battery and the second high-voltage battery.

Abstract: Provided is a content recommendation method. The content recommendation method includes: receiving, by a user terminal, text information from a user through a text input window of a chatting room, outputting, by the user terminal, a first content set including at least a part of contents related to keyword information to be mapped to the text information, outputting, by the user terminal, a first preview content for a first content included in the first content set, receiving, by the user terminal, an interaction from the user, and in response to the interaction, outputting, by the user terminal, a second preview content for a second content to replace the first preview content, wherein the second content is a content related to the keyword information.