Abstract: A method of controlling an aero wind power generation device, includes take-off preparation process of preparing for take-off of the aero wind power generation device; a gas injection process of injecting gas into a buoyancy generation unit of the aero wind power generation device; a take-off process of taking off the aero wind power generation device using a drone unit and the buoyancy generation unit of the aero wind power generation device; and a charging process of charging a battery connected to the aero wind power generation device using the aero wind power generation device.

Abstract: An apparatus for manufacturing a battery can, a method of manufacturing a battery can, and a secondary battery including a battery can are disclosed. An apparatus for manufacturing a battery can includes a press mold configured to press a metal bar made of a metal material and form the metal bar into a battery can, and a sensor assembly configured to count the metal bar. The sensor assembly includes a sensor including a sensing surface to detect the metal bar before the metal bar is placed on the press mold, a support configured to support the sensor without blocking the sensing surface, an air nozzle coupled to the support and configured to blow air outside the support into the support such that a positive pressure is generated inside the support, and an air supplier connected to the air nozzle to blow the air into the support.

Abstract: Disclosed is a packaging for a flexible secondary battery comprising a first polymer resin layer, a barrier layer formed on the first polymer resin layer to block water and gas, and a second polymer resin layer formed on the barrier layer. The thickness of the barrier layer is 30 to 999 nm. The barrier layer is multi-layered, and comprises graphene, a dispersing agent, and pyrene as a flexible linking agent, in which there is ?-? conjugation (interaction) between the graphene and the pyrene. Also disclosed is a flexible secondary battery comprising the packaging.

Abstract: In an LED display device according to an embodiment of the present disclosure, the LED display device comprises a second pixel driving circuit on a substrate, an LED element attached to a region not overlapping the second pixel driving circuit, including a first LED element, a second LED element and a growth substrate, and providing a double light-emitting spectrum, an element fixing layer surrounding the LED element, a first pixel driving circuit on the element fixing layer, and an element protecting layer on the first pixel driving circuit. In addition, the first LED element is controlled by the first pixel driving circuit, and the second LED element is controlled by the second pixel driving circuit. Therefore, the LED display device provides a dual emission spectrum, can realized high luminance and high definition, and can prevent a pixel defect.

Abstract: A vehicle includes a display configured to emit light to a ground surface, a communicator configured to receive a movement signal of the vehicle through communication with an external terminal, and a controller communicatively connected to the communicator and configured to determine a moving area of the vehicle based on the received movement signal of the vehicle, determine a danger area and a safety area included in the moving area, and control the display to emit light to the danger area and the safety area.

Abstract: A secondary battery case manufacturing device includes a die including a first surface and a second surface that are opposite to each other, a punch hole extending through the first surface and the second surface, a punch arranged to face the first surface and configured to press a workpiece toward the punch hole in a first direction, a knockout member arranged to face the second surface and configured to press the workpiece in a second direction opposite to the first direction, and a stamp member on the knockout member and configured to imprint a pattern on the workpiece as the knockout member comes into contact with the workpiece.

Abstract: A notching apparatus for a secondary battery includes a lower body configured to support an electrode plate which includes a first area coated with an active material and a second area not coated with the active material, the electrode plate to be transferred in a first direction, an upper body configured to vertically move above the lower body, a die on the lower body and arranged to face the second area, a punch hole passing through the die and including a first punch hole, a second punch hole, and a third punch hole sequentially arranged in the first direction, and a punch on the upper body, insertable into the punch hole as the upper body moves downward, and configured to cut the second area.

Abstract: A semiconductor device includes a substrate including a first region, and a second region, a first gate structure and a second gate structure on the substrate of the first region, a third gate structure and a fourth gate structure on the substrate of the second region, a first interlayer insulating film on the substrate of the first region and including a first lower interlayer insulating film and a first upper interlayer insulating film, a second interlayer insulating film on the substrate of the second region and including a second lower interlayer insulating film and a second upper interlayer insulating film, a first contact between the first gate structure and the second gate structure and within the first interlayer insulating film, and a second contact formed between the third gate structure and the fourth gate structure and within the second interlayer insulating film.

Abstract: A vehicle and a control method thereof may increase a shooting angle of a camera mounted on the vehicle to photograph without limitation of the shooting angle. The method of controlling a vehicle including at least one camera, the control method including: adjusting a direction of a vehicle body to adjust a shooting direction of the at least one camera to a target direction thereof; and controlling the at least one camera to photograph in the adjusted shooting direction.

Abstract: The present disclosure relates to an LED display device, and more particularly, to an LED display device including a repair structure for a deteriorated pixel. In the present disclosure, a subLED electrically connected to first and second connecting electrodes for applying a voltage to a LED is disposed on a deteriorated LED. Thus, deterioration of a display quality due to a deteriorated pixel is prevented. Since it is not required to remove a deteriorated LED, a fabrication cost is reduced and a process efficiency is improved.

Abstract: Embodiments disclose a display panel and a display device including the display panel. The display panel includes a first area in which a plurality of first pixels are disposed, a second area including a pixel area in which a plurality of second pixels are disposed and a plurality of light-transmitting areas disposed between the plurality of second pixels, and a polarizing plate including a plurality of first light-transmitting patterns disposed in the plurality of light-transmitting areas, wherein, in the polarizing plate, an area in which the first light-transmitting patterns are formed has a higher light transmittance than a remaining area in which the first light-transmitting patterns are not formed.

Abstract: A semiconductor device includes a substrate including a first region, and a second region, a first gate structure and a second gate structure on the substrate of the first region, a third gate structure and a fourth gate structure on the substrate of the second region, a first interlayer insulating film on the substrate of the first region and including a first lower interlayer insulating film and a first upper interlayer insulating film, a second interlayer insulating film on the substrate of the second region and including a second lower interlayer insulating film and a second upper interlayer insulating film, a first contact between the first gate structure and the second gate structure and within the first interlayer insulating film, and a second contact formed between the third gate structure and the fourth gate structure and within the second interlayer insulating film.

Abstract: A 360-degree rotating wheel apparatus may include a cap unit defining a driving space at a lower side of the cap unit; an in-wheel driving unit provided in the driving space in the cap unit and configured to generate a driving force during operation thereof; and an angle adjustment unit coupling the in-wheel driving unit and the cap unit to each other and configured to cause the in-wheel driving unit to rotate in a circumferential direction of the cap unit so that a traveling direction of the 360-degree rotating wheel apparatus determined according to operation of the in-wheel driving unit is changed by 360 degrees around a vertical axis, increasing the traveling range of the wheel apparatus, and which is easily applicable to a mobility to be improved in usability thereof.

Abstract: A renewable energy storage that floats in the sea and is connected to a renewable energy power generator that produces power by converting wave energy into electrical energy, includes a housing configured to be connected to the renewable energy power generator using a cable; a first cabin configured to be coupled to or separated from a battery, which is configured to store the electrical energy; and a second cabin configured to be coupled to or separated from a transportation, which is configured to transfer the battery.

Abstract: Embodiments disclose a display panel and a display device including the display panel. The display panel includes a first area in which a plurality of first pixels are disposed, a second area including a pixel area in which a plurality of second pixels are disposed and a plurality of light-transmitting areas disposed between the plurality of second pixels, and a polarizing plate including a plurality of first light-transmitting patterns disposed in the plurality of light-transmitting areas, wherein, in the polarizing plate, an area in which the first light-transmitting patterns are formed has a higher light transmittance than a remaining area in which the first light-transmitting patterns are not formed.

Abstract: A lithium secondary battery including: a gel polymer electrolyte which is a polymerization reaction product of a composition containing a lithium salt, an organic solvent, an oligomer, a lithium salt-based additive, and a polymerization initiator; a positive electrode containing a lithium iron phosphate-based composite oxide; a negative electrode containing a negative electrode active material; and a separator disposed between the positive electrode and the negative electrode, wherein the oligomer is a polyvinylidene fluoride-based polymer containing a vinyl group or an acrylate group at the end thereof, the lithium salt-based additive is at least one selected from the group consisting of lithium difluoro oxalato borate, lithium tetrafluoro borate, lithium 2-trifluoromethyl-4,5-dicyanoimidazolide, and lithium difluorophosphate, and the lithium salt is different from the lithium salt-based additive.

Abstract: A renewable energy generation system includes a renewable energy power generator including a capsule shape including a tumbling doll shape, floating on the sea, and producing electrical power by converting wave energy into electrical energy; a first hub connected to the renewable energy power generator and configured to store the electrical energy; and a cable configured to transmit the electrical energy produced by the renewable energy power generator to the first hub by connecting the renewable energy power generator to one or more of another renewable energy power generators and the first hub.

Abstract: Disclosed is a light-emitting device including a light-emitting structure including a first semiconductor layer, an active layer, and a second semiconductor layer; a first electrode connected to the first semiconductor layer; and a second electrode connected to the second semiconductor layer, wherein an energy bandgap of the first semiconductor layer decreases as the first semiconductor layer extends away from the active layer.

Abstract: A display panel includes a substrate having a first area in which first pixels are disposed and a second area in which second pixels and a light-transmitting area disposed between the second pixels are disposed, and a polarizing plate disposed above the light-transmitting area and including a light-transmitting pattern having a light transmittance higher than that of the remaining area, wherein the substrate includes a high-transmission area having a higher light transmittance than the remaining portion in a position corresponding to the second area.

Abstract: An aero wind power generation device may include a drone unit including drone wings configured to make the aero wind power generation device move and hover and a sensor unit configured to detect information for controlling the aero wind power generation device; a buoyancy generation unit including a side cover configured to open or close, a balloon disposed inside the side cover and configured to receive gas therein or release the gas therefrom, and a wire configured to surround the balloon; and a power generation unit including a rotating unit with a plurality of blades, a blade control unit of adjusting a state of the blades, and a motor unit of converting kinetic energy transferred from the rotating unit into electrical energy.