Abstract: A spatial light modulator and a beam steering apparatus including the same are provided. The spatial light modulator includes a first reflective layer; a cavity layer provided on the first reflective layer; and a reflective layer including a plurality of unit lattice structures that are provided on the cavity layer are and spaced apart from each other. Each of the plurality of unit lattice structures has a polycrystalline structure, and at least one grain of the polycrystalline structure has a column shape and a height equal to a height of the plurality of unit lattice structures.

Abstract: A wireless communication board comprises: a communication board; a wireless communication part disposed on the communication board; a power supply provided on the communication board and configured to supply a power source to the wireless communication part; a surface mounting pad that is connected to the wireless communication part and power supply and disposed on a main board by means of the surface mounting technology; and a wire connection connected to the wireless communication part and power supply and connected to the main board by means of a wire, wherein the main board comprises a main processor for controlling the operation of an electronic device.

Abstract: An electronic apparatus and a method for controlling thereof are provided. The method includes acquiring a first Light field (LF) image of different viewpoints, inputting the first LF image to a first artificial intelligence model to acquire a pixel shift value for converting pixels in the first LF image, converting the pixels in the first LF image according to the pixel shift value to acquire a second LF image, inputting the first LF image and the second LF image to a second artificial intelligence model for converting the LF image to a layer image to acquire the layer image, inputting the acquired layer image to a simulation model for restoring the LF image to acquire a third LF image, and learning the first artificial intelligence model and the second artificial intelligence model based on the second LF image and the third LF image.

Abstract: A display device includes a light source array including a plurality of light sources where at least one of the plurality of light sources is selectively driven, a spatial light modulator for modulating light from the light source array to form image light, a focusing optical system for focusing the image light formed by the spatial light modulator at a position in a predetermined eye box, a micro mirror array arranged in an optical path formed in the focusing optical system and including a plurality of mirror cells. The plurality of mirror cells are controlled to be in an ON state in that light is reflected in a direction toward an inside of the eye box or to be in an OFF state in that light is reflected in a direction toward an outside of the eye box.

Abstract: A display apparatus and a controlling method thereof are provided. The display apparatus includes a display comprising a first display panel, a lens array disposed on the first display panel, and a second display panel disposed on the lens array; and a processor to, based on a plurality of light field (LF) images, obtain a left (L) image and a right (R) image to drive the display by time-multiplexing, correct a second L image to drive the second display panel among the L images based on a first R image to drive the first display panel among the R images, and correct a second R image to drive the second display panel among the R images based on the first L image to drive the first display panel among the L images, and display a stereoscopic image by driving the display by time-multiplexing based on the L image which includes the corrected second L image and the R image which includes the corrected second R image.

Abstract: Provided is an electronic apparatus including a first display, a second display, a lens array between the first display and the second display, a first polarization modulation array between the first display and the lens array, a second polarization modulation array between the lens array and the second display, a memory, and at least one processor configured to identify a first area having a luminance lower than a reference luminance in the second display, identify, to control a first luminance of the first area in the second display to be the reference luminance, a first polarization angle variation corresponding to a first area in the first polarization modulation array and a second polarization angle variation corresponding to a first area in the second polarization modulation array, control the first polarization modulation array based on the first polarization angle variation, and control the second polarization modulation array based on the second polarization angle variation.

Abstract: A method includes: obtaining a plurality of view images; identifying a representative value from among difference values between values of a plurality of sub-pixels corresponding to a first position in the plurality of view images and an intermediate value of a bit range of a display; determining filtering strength corresponding to the representative value, based on a correspondence map indicating a correspondence relationship between filtering strength and a difference value between a value of a sub-pixel and the intermediate value; and applying a filter having the determined filtering strength to the plurality of sub-pixels corresponding to the first position, wherein a value resulting from applying the filter having the determined filtering strength to the plurality of sub-pixels corresponding to the first position is included in a range of sub-pixel values according to the bit range of the display.

Abstract: A home appliance having a motor includes: an inverter unit; and an inverter control unit for controlling a switching operation of the inverter unit, wherein the inverter control unit generates a braking command for braking the motor, on the basis of an operating mode of the home appliance, and controls the inverter unit to stop the motor when a preset braking time elapses after the braking command is generated, and to execute a first braking mode in which the rotational speed of the motor is reduced in a state where no current flows in the inverter control unit, and then to execute at least one of a second braking mode and a third braking mode in which the rotational speed of the motor is reduced in a state where a current flows in the inverter control unit.

Abstract: A stacked display device and a control method thereof are provided. The stacked display device includes a display including a plurality of display panels, and a processor processing a layer image for providing an image to the display, wherein the display includes a backlight irradiating a light, a first panel including a lens for diffusing the light irradiated from the backlight, and for displaying an image of a single color, a second panel stacked on the first panel, and including a color filter for displaying a color image, and a third panel stacked on the second panel, and for displaying an image of a single color.

Abstract: Provided is an electronic apparatus including a first display, a second display, a lens array between the first display and the second display, a first polarization modulation array between the first display and the lens array, a second polarization modulation array between the lens array and the second display, a memory, and at least one processor configured to identify a first area having a luminance lower than a reference luminance in the second display, identify, to control a first luminance of the first area in the second display to be the reference luminance, a first polarization angle variation corresponding to a first area in the first polarization modulation array and a second polarization angle variation corresponding to a first area in the second polarization modulation array, control the first polarization modulation array based on the first polarization angle variation, and control the second polarization modulation array based on the second polarization angle variation.

Abstract: A stacked display device and a control method thereof are provided. The stacked display device includes a stacked display including a first panel and a second panel comprising a different transmittance from the first panel and a processor to obtain a first layer image to display an image on the first panel and a second layer image to display an image on the second panel, adjust brightness of the second layer image based on a ratio between a first transmittance for the first panel and a second transmittance for the second panel, and a pixel value of the second layer image, and control the stacked display to display the second layer image of which brightness is adjusted on the second panel while displaying the first layer image on the first panel.

Abstract: A method includes: obtaining a plurality of view images; identifying a representative value from among difference values between values of a plurality of sub-pixels corresponding to a first position in the plurality of view images and an intermediate value of a bit range of a display; determining filtering strength corresponding to the representative value, based on a correspondence map indicating a correspondence relationship between filtering strength and a difference value between a value of a sub-pixel and the intermediate value; and applying a filter having the determined filtering strength to the plurality of sub-pixels corresponding to the first position, wherein a value resulting from applying the filter having the determined filtering strength to the plurality of sub-pixels corresponding to the first position is included in a range of sub-pixel values according to the bit range of the display.

Abstract: Provided is an electronic apparatus including a first display, a second display, a lens array between the first display and the second display, a first polarization modulation array between the first display and the lens array, a second polarization modulation array between the lens array and the second display, a memory, and at least one processor configured to identify a first area having a luminance lower than a reference luminance in the second display, identify, to control a first luminance of the first area in the second display to be the reference luminance, a first polarization angle variation corresponding to a first area in the first polarization modulation array and a second polarization angle variation corresponding to a first area in the second polarization modulation array, control the first polarization modulation array based on the first polarization angle variation, and control the second polarization modulation array based on the second polarization angle variation.

Abstract: A display apparatus and a controlling method thereof are provided. The display apparatus includes a display comprising a first display panel, a lens array disposed on the first display panel, and a second display panel disposed on the lens array; and a processor to, based on a plurality of light field (LF) images, obtain a left (L) image and a right (R) image to drive the display by time-multiplexing, correct a second L image to drive the second display panel among the L images based on a first R image to drive the first display panel among the R images, and correct a second R image to drive the second display panel among the R images based on the first L image to drive the first display panel among the L images, and display a stereoscopic image by driving the display by time-multiplexing based on the L image which includes the corrected second L image and the R image which includes the corrected second R image.

Abstract: An electronic apparatus and a method for controlling thereof are provided. The method includes acquiring a first Light field (LF) image of different viewpoints, inputting the first LF image to a first artificial intelligence model to acquire a pixel shift value for converting pixels in the first LF image, converting the pixels in the first LF image according to the pixel shift value to acquire a second LF image, inputting the first LF image and the second LF image to a second artificial intelligence model for converting the LF image to a layer image to acquire the layer image, inputting the acquired layer image to a simulation model for restoring the LF image to acquire a third LF image, and learning the first artificial intelligence model and the second artificial intelligence model based on the second LF image and the third LF image.

Abstract: A stacked display device and a control method thereof are provided. The stacked display device includes a display including a plurality of display panels, and a processor processing a layer image for providing an image to the display, wherein the display includes a backlight irradiating a light, a first panel including a lens for diffusing the light irradiated from the backlight, and for displaying an image of a single color, a second panel stacked on the first panel, and including a color filter for displaying a color image, and a third panel stacked on the second panel, and for displaying an image of a single color.

Abstract: A stacked display device and a control method thereof are provided. The stacked display device includes a stacked display including a first panel and a second panel comprising a different transmittance from the first panel and a processor to obtain a first layer image to display an image on the first panel and a second layer image to display an image on the second panel, adjust brightness of the second layer image based on a ratio between a first transmittance for the first panel and a second transmittance for the second panel, and a pixel value of the second layer image, and control the stacked display to display the second layer image of which brightness is adjusted on the second panel while displaying the first layer image on the first panel.

Abstract: Disclosed are a method and a device for indicating a pixel, and a method and a device for processing a pixel indication, in video encoding and decoding. A process of indicating a pixel by an encoder includes the steps of: determining at least one processing sub-interval, determining at least one processing sub-interval to be indicated, and indicating the at least one processing sub-interval to be indicated. A process of processing a pixel indication by a decoder includes the steps of: acquiring processing sub-interval indication information, determining at least one indicated processing sub-interval, and determining all of the at least one processing sub-interval. Under the premise that flexible selection of at least one processing sub-interval is guaranteed by applying the above-mentioned technical solutions according to embodiments of the present invention, indication information of the at least one processing sub-interval to be indicated, which is transmitted, is reduced.

Abstract: A home appliance having a motor includes: an inverter unit; and an inverter control unit for controlling a switching operation of the inverter unit, wherein the inverter control unit generates a braking command for braking the motor, on the basis of an operating mode of the home appliance, and controls the inverter unit to stop the motor when a preset braking time elapses after the braking command is generated, and to execute a first braking mode in which the rotational speed of the motor is reduced in a state where no current flows in the inverter control unit, and then to execute at least one of a second braking mode and a third braking mode in which the rotational speed of the motor is reduced in a state where a current flows in the inverter control unit.

Abstract: Disclosed is a composite printed circuit board including a first printed circuit board (PCB) having a first circuit pattern mounted thereon, and a second PCB having a second circuit pattern mounted thereon, and the first PCB penetrates and is coupled to the second PCB so that the first circuit pattern is electrically connected to the second circuit pattern.