Abstract: A device and method for remotely controlling an unmanned aerial vehicle based on reinforcement learning are disclosed. An embodiment provides a device for remotely controlling an unmanned aerial vehicle based on reinforcement learning, where the device includes a processor and a memory connected to the processor, and the memory includes program instructions that can be executed by the processor to determine an inclination direction corresponding to the hand pose of a user, the movement direction of the hand, and the angle in the inclination direction based on sensing data associated with the pose of the hand or the movement of the hand acquired by way of at least one sensor, and determine one of a movement direction, a movement speed, a mode change, a figural trajectory, and a scale of the figural trajectory of the unmanned aerial vehicle according to the determined inclination direction, movement direction, and angle.

Abstract: The present invention provides a chimeric antigen receptor and natural killer cells expressing the same, and particularly, a chimeric antigen receptor (CAR) which includes an intracellular signaling domain including the whole or a portion of an OX40 ligand (CD252), thereby having excellent effects of increasing anticancer activity of immune cells, and immune cells expressing the same.

Abstract: A pixel circuit and a display device including the same are disclosed. The pixel circuit includes a driving element including a first electrode connected to a first node to which a pixel driving voltage is applied, a gate electrode connected to a second node, and a second electrode connected to a third node, and configured to supply an electric current to a light emitting element; a first switch element discharging the second node; and a second switch element configured to supply a data voltage to the second node. The light emitting element and the first switch element are commonly connected to a VSS node to which a low-potential power supply voltage is applied.

Abstract: A pixel circuit and a display device including the same are disclosed. The pixel circuit includes a driving element including a first electrode connected to a first node to which a pixel driving voltage is applied, a gate electrode connected to a second node, and a third electrode connected to a third node; a light emitting element including an anode electrode connected to the third node, and a cathode electrode to which a pixel ground voltage supply voltage is applied; a first switch element configured to supply a data voltage to the second node in response to a scan pulse; and a second switch element configured to supply a first initialization voltage set to a negative voltage that is less than the pixel ground voltage supply voltage to the third node in response to a first initialization pulse.

Abstract: The present disclosure discloses an optical device structure including an optical fiber including a core part, a clad part, and a three-dimensional micro hole structure in the clad part, wherein a surface of the three-dimensional micro hole structure is provided with at least a non-flat surface, and a conformal graphene layer is formed on the surface of the three-dimensional micro hole structure, and a method of manufacturing the same.

Abstract: A pixel circuit and a display device including the same are disclosed. The pixel circuit of this disclosure includes a driving element including a first electrode connected to a first node to which a pixel driving voltage is applied, a gate electrode connected to a second node, and a second electrode connected to a third node, and configured to supply an electric current to a light emitting element; a first switch element configured to be turned on according to a gate-on voltage of a scan pulse to supply a data voltage to the second node; and a second switch element configured to be turned off according to a gate-off voltage of a light emitting control pulse generated in antiphase of the scan pulse.

Abstract: A pixel circuit and a display device including the pixel circuit are disclosed. The pixel circuit according to embodiments includes a first pixel circuit connected in parallel to an initialization voltage line to which an initialization voltage is applied, and including a first-first switch element connected to a first-first gate line and a first-second switch element connected to a first-second gate line; and a second pixel circuit connected in parallel to the initialization voltage line, and including a second-first switch element connected to a second-first gate line and a second-second switch element connected to a second-second gate line, and the first-second gate line and the second-first gate line are electrically connected.

Abstract: Provided is a smart contact lens for non-invasive drug delivery including a platform configured to be worn on an eye, a reservoir installed within the platform, and having a receiving part in which a drug is received, to provide the eye with the drug, an electrode for iontophoresis installed in the reservoir to make iontophoresis work, to provide the eye with the drug from the reservoir, and an activation chip electrically connected to the electrode for iontophoresis to activate iontophoresis.

Abstract: Disclosed are a method of manufacturing graphene and an apparatus therefor. The method of manufacturing graphene and the apparatus therefor according to the present disclosure allow production of high-quality graphene in a simple manner in a short time without addition of a separate additive.

Abstract: Disclosed herein are a data driving device and a display device using the same. The data driving device includes a selector for sequentially selecting pieces of gamma reference data input from banks in the order of a first color, a second color, and a third color, and a voltage output part for converting the pieces of gamma reference data for each color, which is sequentially input, into gamma reference voltages.

Abstract: A data driving circuit includes a first voltage divider circuit configured to output a gamma compensation voltage for a first color, a second voltage divider circuit configured to output a gamma compensation voltage for a second color, a third voltage divider circuit configured to output a gamma compensation voltage for a third color, a first digital-to-analog converter (DAC) configured to convert input data for the first color using the gamma compensation voltage for the first color to output a data voltage of a first channel, a second DAC configured to convert input data for the second color using the gamma compensation voltage for the second color to output a data voltage of a second channel, and a third DAC configured to convert input data for the third color using the gamma compensation voltage for the third color to output a data voltage of a third channel.

Abstract: Disclosed herein are a foldable display and a driving method thereof which activate an entirety of a screen of a flexible display panel and display an image on a maximum screen when the flexible display panel is unfolded in an unfolded state, and activate a part of the screen when the flexible display panel is folded in a folded state to display the image on a screen that is smaller than the maximum screen and to display a black color on a deactivated screen.

Abstract: Embodiments relate to a resonator including a graphene layer formed on a support, and a tapered fiber disposed around at least part of the support, close to the graphene layer, wherein the tapered fiber has different paths along which light travels in a region extending from one end and a region extending from the other end, and a passive-mode-locked pulse laser oscillation system including the same.

Abstract: An exterior decoration device includes: a garnish frame including an upper surface and a reaction force hook protruding inclinedly from a rim portion of the garnish frame and configured to be elastically deformed; a level difference adjustment bolt configured to form a dispersion adjustment structure in a state of being coupled to the garnish frame, protruding in a direction opposite to the garnish exposure member, and configured to adjust both a surface level difference of the garnish exposure member and a hook level difference of the reaction force hook by inducing a rotation of the dispersion adjustment structure and changing a protrusion length from the garnish frame; and a fastening tool configured to define an excessive torque cut-off structure together with the level difference adjustment bolt.

Abstract: An optical film for efficiently and uniformly diffuses and collects the light from mini LEDs or micro LEDs, the bead diffusion layer and the pattern diffusion layer of the first diffusion sheet are formed such that a first diffusion rate of the light on the one surface of the first diffusion sheet is higher than a second diffusion rate of the light on the other surface of the first diffusion sheet.

Abstract: The preset invention relates to a dual polarized antenna and an antenna array and, more particularly, to a dual polarized antenna comprising: a top portion having a radiation patch; a bottom portion forming a probe; and side portions formed along the outer peripheral edge of the top portion so as to have a predetermined height, wherein the side portions include a cup-shaped aluminum structure, and the top portion, the bottom portion, and the side portions are formed in an integrated form.

Abstract: The present disclosure provides a dual-polarized antenna, which is advantageous for a reduction in size by significantly reducing the complexity of a structure while satisfying a Cross Polarization ratio (CPR) characteristic and an isolation characteristic, that is, advantages of a dual feed, by enabling a dual feed using a shift series feed even without another structure in one antenna structure.

Abstract: An insert type expandable garnish is provided and includes a body part that is inserted into a mounting part of a groove shape formed on the surface of a vehicle. A tension structure part is disposed on the body part to press the body part from the inner bottom surface of the mounting part toward the outside of the vehicle, when the body part is pressed toward the mounting part and inserted into the mounting part. An expandable bracket part protrudes from the body part and is adhered with the mounting part, when the tension structure part presses the body part.

Abstract: Disclosed herein are a data driving device and a display device using the same. The data driving device includes a selector for sequentially selecting pieces of gamma reference data input from banks in the order of a first color, a second color, and a third color, and a voltage output part for converting the pieces of gamma reference data for each color, which is sequentially input, into gamma reference voltages.

Abstract: A multilayer electronic component includes: a body including a dielectric layer and an internal electrode alternately disposed with the dielectric layer; and an external electrode including an electrode layer disposed on the body and an Sn plating layer disposed on the electrode layer. A thickness of the body is defined as Tb, a thickness of the Sn plating layer is defined as Ts, Tb is 0.22 mm or less, and Ts is 4.5 ?m or more.