Abstract: A system for avoiding a collision between a vehicle and a neighboring object includes a plurality of lamps installed in the vehicle and irradiating light to respective divided areas around the vehicle, a speed measurement sensor measuring a speed of the vehicle, a distance measurement sensor measuring a relative distance between the vehicle and the neighboring object, and a controller determining a collision risk area between the vehicle and the neighboring object from among the divided areas based on the measured speed and relative distance, and controlling a lamp irradiating light to the collision risk area. The system may prevent a collision between the vehicle and the neighboring object by providing a notification through control of the plurality of lamps irradiating light to the respective divided areas around the vehicle.

Abstract: A power conversion device for controlling a DC voltage of a DC link may comprise a first diode, a second diode, a first switching element, a second switching element, a third switching element, and a fourth switching element, wherein: a cathode terminal of the first diode is connected to a positive terminal of the DC link; an anode terminal of the first diode is connected to one end of the first switching element and one end of the third switching element; the other end of the first switching element is connected to an alternating current terminal and one end of the second switching element; the other end of the second switching element is connected to one end of the second diode and one end of the fourth switching element; the other end of the second diode is connected to a negative terminal of the DC link.

Abstract: A semiconductor memory device comprising a peripheral circuit structure and a cell structure stacked on the peripheral circuit structure, wherein the cell structure includes a cell substrate including a first face facing the peripheral circuit structure and a second face opposite the first face, a first mold stack including a plurality of first gate electrodes sequentially stacked on the first face, and a channel hole extending through the plurality of first gate electrodes. A channel structure includes a gate dielectric film, a semiconductor film, and a variable resistance film sequentially stacked in the channel hole, wherein the semiconductor film includes a sidewall portion intersecting the first face and the plurality of first gate electrodes, and a top plate portion extending from the sidewall portion in the cell substrate in a parallel manner to the first face.

Abstract: A power conversion device for controlling a DC voltage of a DC link may comprise a first diode, a second diode, a first switching element, a second switching element, a third switching element, and a fourth switching element, wherein: a cathode terminal of the first diode is connected to a positive terminal of the DC link; an anode terminal of the first diode is connected to one end of the first switching element and one end of the third switching element; the other end of the first switching element is connected to an alternating current terminal and one end of the second switching element; the other end of the second switching element is connected to one end of the second diode and one end of the fourth switching element; the other end of the second diode is connected to a negative terminal of the DC link.

Abstract: A display apparatus includes a display; a communicator configured to communicate with a plurality of external apparatuses, which respectively provide a plurality of contents; and a processor. The processor is configured to: based on receiving information relating to contents among the plurality of contents from external apparatuses, respectively, through the communicator, identify the external apparatuses that transmitted the information, among the plurality of external apparatuses, control the display to display a UI including the contents respectively received from the identified external apparatuses, and control the display to display, on the UI, reproduction states of the contents to be visually distinguishable according to states of inputs of users of the received contents, the inputs being received through the identified external apparatuses, respectively.

Abstract: A display apparatus includes a display; a communicator configured to communicate with a plurality of external apparatuses, which respectively provide a plurality of contents; and a processor. The processor is configured to: based on receiving information relating to contents among the plurality of contents from external apparatuses, respectively, through the communicator, identify the external apparatuses that transmitted the information, among the plurality of external apparatuses, control the display to display a UI including the contents respectively received from the identified external apparatuses, and control the display to display, on the UI, reproduction states of the contents to be visually distinguishable according to states of inputs of users of the received contents, the inputs being received through the identified external apparatuses, respectively.

Abstract: An air conditioner of present invention comprises a housing having an outer panel forming the exterior and an opening formed on the outer panel, a heat exchanger configured to exchange heat with air flowing into the housing, and a door unit configured to open or close the opening by moving forward or backward from the opening through which the heat exchanged air is discharged. Wherein the door unit comprises a door blade configured to open or close the opening, a door operating part configured to move the door blade forward or backward, and a controller configured to control the air discharged from the opening to be moved forward from the opening in a straight line or to be discharged radially from the opening by controlling a distance between the door blade and the opening.

Abstract: A storage package, a storage device, and a method for operating a storage device are provided. A storage package includes a fan, a display device, and a storage device which includes a non-volatile memory, and is configured to output a control signal based on a temperature of the storage device or an indication of whether a memory operation is scheduled to be executed on the non-volatile memory. The storage device includes a control circuit configured to control an operation the fan and/or the display device based on the control signal, and is configured to control the display device to output light with different colors according to first to third temperature ranges of the temperature of the storage device. The control circuit is configured to operate the fan to cool the storage device responsive the storage device exceeding a preset reference temperature, or responsive to scheduled memory operations.

Abstract: A method of operating a controller that controls an operation of a semiconductor memory device including a meta area, a normal area, and a state area, includes sensing a turn-on of a memory system including the controller, checking a last state flag among at least one or more state flags stored in the state area, and determining whether to perform a reclaim operation on meta data stored in the meta area based on the checked state flag.

Abstract: A display apparatus includes a display; a communicator configured to communicate with a plurality of external apparatuses, which respectively provide a plurality of contents; and a processor. The processor is configured to: based on receiving information relating to contents among the plurality of contents from external apparatuses, respectively, through the communicator, identify the external apparatuses that transmitted the information, among the plurality of external apparatuses, control the display to display a UI including the contents respectively received from the identified external apparatuses, and control the display to display, on the UI, reproduction states of the contents to be visually distinguishable according to states of inputs of users of the received contents, the inputs being received through the identified external apparatuses, respectively.

Abstract: An air conditioner of present invention comprises a housing having an outer panel forming the exterior and an opening formed on the outer panel, a heat exchanger configured to exchange heat with air flowing into the housing, and a door unit configured to open or close the opening by moving forward or backward from the opening through which the heat exchanged air is discharged. Wherein the door unit comprises a door blade configured to open or close the opening, a door operating part configured to move the door blade forward or backward, and a controller configured to control the air discharged from the opening to be moved forward from the opening in a straight line or to be discharged radially from the opening by controlling a distance between the door blade and the opening.

Abstract: An air conditioner of present invention comprises a housing having an outer panel forming the exterior and an opening formed on the outer panel, a heat exchanger configured to exchange heat with air flowing into the housing, and a door unit configured to open or close the opening by moving forward or backward from the opening through which the heat exchanged air is discharged. Wherein the door unit comprises a door blade configured to open or close the opening, a door operating part configured to move the door blade forward or backward, and a controller configured to control the air discharged from the opening to be moved forward from the opening in a straight line or to be discharged radially from the opening by controlling a distance between the door blade and the opening.

Abstract: An air conditioner of present invention comprises a housing having an outer panel forming the exterior and an opening formed on the outer panel, a heat exchanger configured to exchange heat with air flowing into the housing, and a door unit configured to open or close the opening by moving forward or backward from the opening through which the heat exchanged air is discharged. Wherein the door unit comprises a door blade configured to open or close the opening, a door operating part configured to move the door blade forward or backward, and a controller configured to control the air discharged from the opening to be moved forward from the opening in a straight line or to be discharged radially from the opening by controlling a distance between the door blade and the opening.

Abstract: A display apparatus includes a display; a communicator configured to communicate with a plurality of external apparatuses, which respectively provide a plurality of contents; and a processor. The processor is configured to: based on receiving information relating to contents among the plurality of contents from external apparatuses, respectively, through the communicator, identify the external apparatuses that transmitted the information, among the plurality of external apparatuses, control the display to display a UI including the contents respectively received from the identified external apparatuses, and control the display to display, on the UI, reproduction states of the contents to be visually distinguishable according to states of inputs of users of the received contents, the inputs being received through the identified external apparatuses, respectively.

Abstract: A method of operating a controller that controls an operation of a semiconductor memory device including a meta area, a normal area, and a state area, includes sensing a turn-on of a memory system including the controller, checking a last state flag among at least one or more state flags stored in the state area, and determining whether to perform a reclaim operation on meta data stored in the meta area based on the last state flag.

Abstract: An electronic device includes: a switching regulator configured to generate a conversion voltage with respect to an input voltage, based on a switching signal of a first frequency, and output the conversion voltage; a stabilization circuit including a capacitor element connected to a load device via a first node and configured to generate a load voltage by stabilizing the conversion voltage by using the capacitor element and output the load voltage to the load device; a frequency sensing circuit configured to sense a frequency of the load voltage and output sensing information about the frequency of the load voltage; and a frequency booster circuit configured to form a first current path connected to the first node, based on the sensing information.

Abstract: The energy storage system according to one embodiment comprises a first converter connected between the system and the DC distribution network, and converting an AC voltage of the system into a DC voltage and transmitting the DC voltage to the DC distribution network; a second converter connected to the DC distribution network and controlling the voltage of the DC distribution network; a battery connected to the second converter and of which the charging and discharging are controlled by the second converter; a third converter connected to the DC distribution network; and a first load connected to the third converter and of which the voltage is controlled by means of the third converter, wherein the first converter generates a power control instruction for controlling at least one of the battery and the first load on the basis of SOC information of the battery and power consumption information of the first load.

Abstract: Disclosed is an uninterruptible power supply system comprising an energy storage system (ESS). The uninterruptible power supply system comprises an ESS and is connected to a grid, and further comprises: a first converter for converting an alternating current voltage of the grid into a direct current voltage; a second converter connected in series to the first converter, for converting the direct current voltage outputted from the first converter into an alternating current voltage and transferring same to a load; the ESS comprising a battery connected to a node between the first and second converter, for performing charging and discharging; and a PLC for receiving the operation statuses of the first and second converters, and on the basis thereof, controlling the operation of the uninterruptible power supply system, wherein the PLC determines the operation mode of the ESS by using the received operation statuses of the first and second converters.

Abstract: An air conditioner of present invention comprises a housing having an outer panel forming the exterior and an opening formed on the outer panel, a heat exchanger configured to exchange heat with air flowing into the housing, and a door unit configured to open or close the opening by moving forward or backward from the opening through which the heat exchanged air is discharged. Wherein the door unit comprises a door blade configured to open or close the opening, a door operating part configured to move the door blade forward or backward, and a controller configured to control the air discharged from the opening to be moved forward from the opening in a straight line or to be discharged radially from the opening by controlling a distance between the door blade and the opening.

Abstract: An air conditioner of present invention comprises a housing having an outer panel forming the exterior and an opening formed on the outer panel, a heat exchanger configured to exchange heat with air flowing into the housing, and a door unit configured to open or close the opening by moving forward or backward from the opening through which the heat exchanged air is discharged. Wherein the door unit comprises a door blade configured to open or close the opening, a door operating part configured to move the door blade forward or backward, and a controller configured to control the air discharged from the opening to be moved forward from the opening in a straight line or to be discharged radially from the opening by controlling a distance between the door blade and the opening.