Abstract: A rollable display apparatus including: a display panel configured to display a video; a rolling part located at one end of the display panel and including an internal space in which the display panel is rolled and accommodated; a supporter located at another end of the display panel; and an anchor body configured such that at least one area of the rolling part and at least one area of the supporter are detachable from the anchor body, and comprising a plurality of anchor areas configured to maintain an unrolled state of the display panel when the at least one area of the rolling part and the at least one area of the supporter are attached to the anchor body.

Abstract: A display device including, a display panel including a plurality of pixels on a front surface; a housing including a housing opening through which the display panel enters or exits; a first sensor unit configured to sense a temperature of the display panel; a second sensor unit configured to sense an internal temperature of the housing; a pixel sensing unit configured to sense an active area in which the plurality of pixels are in an active state and an inactive area in which the plurality of pixels are in an inactive state; a functional status calculation unit configured to calculate a functional status of each of the plurality of pixels on the basis of information received from the first sensor unit, the second sensor unit, and the pixel sensing unit; a weight calculation unit configured to calculate a function weight on the basis of functional status of each of the plurality of pixels and calibrate a lifespan of each of the plurality of pixels on the basis of the calculated function weight; and a pixel ca

Abstract: A transparent display apparatus disposed inside a vehicle is disclosed. the transparent display apparatus comprising: a transparent display panel configured to transmit light from a first surface to a second surface; a rotation part coupled to one end of the transparent display panel; an anchoring part fixed to a ceiling of the vehicle, wherein the anchoring part includes a motor coupled to at least a portion of the rotation part and configured to rotate the rotation part about a longitudinal direction of the rotation part; an interface unit mounted inside the transparent display panel and/or the vehicle to receive a user command; and a control unit operatively connected to the interface unit and the motor, and configured to perform control so that the transparent display panel is switched to a plurality of modes based on a user command received from the interface unit.

Abstract: A display apparatus for a vehicle comprising: a display panel configured to display an image on one surface and to be rolled around a shaft; a shaft driving unit configured to rotate the shaft; an image processing unit configured to determine a size and a position of an image, which is to be displayed by the display panel, based on input image information; an image output unit configured to output the image to the display panel according to the size and position of the image determined by the image processing unit; and a driving control unit configured to control the shaft driving unit to adjust an amount of exposure of the display panel according to the size and position of the image o be displayed by the display panel so that an image blank is not generated on the display panel.

Abstract: A display apparatus for a vehicle comprising: a display panel configured to display an image on one surface and to be rolled around a shaft; a shaft driving unit configured to rotate the shaft; an image processing unit configured to determine a size and a position of an image, which is to be displayed by the display panel, based on input image information; an image output unit configured to output the image to the display panel according to the size and position of the image determined by the image processing unit; and a driving control unit configured to control the shaft driving unit to adjust an amount of exposure of the display panel according to the size and position of the image o be displayed by the display panel so that an image blank is not generated on the display panel.

Abstract: An in-situ X-ray analysis apparatus includes: a potentiostat connected to an in-situ electrochemical cell and configured to control a voltage, current, and time of the in-situ electrochemical cell, or to record voltage, current, resistance, capacity, and time information of the in-situ electrochemical cell; an X-ray analysis apparatus configured to obtain X-ray diffraction information of the in-situ electrochemical cell; and a controller connected to the X-ray analysis apparatus and the potentiostat and configured to provide or receive a signal to or from each of the X-ray analysis apparatus and the potentiostat.