Abstract: Cathodes and lithium secondary batteries including the cathodes are disclosed. In some implementations, a cathode may include a cathode current collector and a cathode active material layer disposed on the cathode current collector and including cathode active material particles such that the cathode active material layer satisfies a specific equation. The cathode active material particles may include lithium metal oxide particles that include nickel, and may have a mole fraction of cobalt of 0.02 or less with respect to all elements except for lithium and oxygen.

Abstract: A resonant coil coupled with an electromagnetic field is disclosed. A Fraunhofer resonant coil includes an upper spiral element and a lower spiral element, an upper conical element connected to the upper spiral element and including one or more layers formed of a plurality of plies, a lower conical element connected to the lower spiral element and including one or more layers formed of a plurality of plies, and a feeding device connected to a gap between the upper conical element and the lower conical element and configured to supply power.

Abstract: A fuel electrode for a solid oxide electrolysis cell (SOEC) with improved high-temperature electrolysis efficiency includes a carrier having a first particle including nickel, and a second particle comprising yttria-stabilized zirconia, and a catalyst having a first element including at least one selected from the group consisting of Fe, Co, Pd, Cu, Mo, and combinations thereof, and a second element comprising gadolinia-doped ceria.

Abstract: The present embodiments relate to a vehicle control device and method, and a vehicle system. The vehicle control device may include a determinator determining a road surface condition based on vehicle driving information and determining whether to brake a vehicle based on a result of determining the road surface condition and a vehicle controller controlling a braking device according to a result of determining whether to brake the vehicle by the determinator and controlling a steering device based on control of the braking device.

Abstract: A light emitting diode (LED) stack for a display including a substrate, a first LED stack disposed on the substrate, a second LED stack disposed on the first LED stack, a third LED stack disposed on the second LED stack, a first color filter interposed between the first LED stack and the second LED stack, and a second color filter interposed between the second LED stack and the third LED stack, in which the second LED stack and the third LED stack are configured to transmit light generated from the first LED stack to the outside, and the third LED stack is configured to transmit light generated from the second LED stack to the outside.

Abstract: A cooking system is disclosed. The cooking system includes a microwave and a display device. The microwave is configured to in response to a received user command, generate a first image by photographing a cooktop located below the microwave through a first camera or generate a second image by photographing an inside of the microwave through a second camera. The microwave is also configured to transmit at least one of the first image and the second image to the display device. The display device is configured to receive the at least one of a first image and the second image from the microwave and display the received at least one image.

Abstract: Provided is an entertainment system including: a creator terminal configured to transmit creative work information; an administrator terminal configured to select valid creative work information among the creative work information received from the creator terminal; a server configured to generate audio-visual data based on the valid creative work information uploaded by the administrator terminal and generate an non-fungible token (NFT) that corresponds one-to-one with the audio-visual data; an investor terminal configured to exchange the NFT generated by the server with a predetermined electronic currency; and a predetermined metaverse platform configured to generate the predetermined electronic money.

Abstract: An actuator for optical image stabilization, includes a fixed frame having an internal space; a moving frame, accommodated in the internal space, configured to linearly and rotatably move on a plane perpendicular to an optical axis; a first ball member disposed between the fixed frame and the moving frame; a first driver, disposed on the moving frame and the fixed frame, configured to provide a driving force to the moving frame; a plurality of magnetic bodies disposed on the fixed frame to generate attractive force with respect to the first driver disposed on the moving frame; a sensor substrate having a portion coupled to the moving frame to be movable, together with the moving frame, and another portion coupled to the fixed frame; and an image sensor disposed on the portion of the sensor substrate.

Abstract: A display device includes: a light-emitting substrate including a base substrate having a non-display area and a display area that surrounds the non-display area; an input sensing unit disposed on the light-emitting substrate; and a hole penetrating front and rear surfaces of each of the light-emitting substrate and the input sensing unit, wherein the light-emitting substrate includes a plurality of recesses, the non-display area includes a hole area which overlaps with the hole, a recess area in which the plurality of recesses are disposed and surrounds the hole area, and a peripheral area which surrounds the recess area, and the input sensing unit includes a plurality of first sensor members overlapping the display area and a first connector connecting the first sensor members and overlapping the groove area.

Abstract: A light emitting diode pixel for a display including a first LED sub-unit, a second LED sub-unit disposed on a first portion of the first LED sub-unit, and a third LED sub-unit disposed on a second portion of the second LED sub-unit, in which each of the first, second, and third LED sub-units includes a first conductivity type semiconductor layer and a second conductivity type semiconductor layer, light generated from the first LED sub-unit is configured to be emitted outside of the light emitting diode pixel through a third portion of the first LED sub-unit different from the first portion, and light generated from the second LED sub-unit is configured to be emitted outside of the light emitting diode pixel through a fourth portion of the second LED sub-unit different from the second portion.

Abstract: Provided is a retroreflective structure and a light-emitting safety band using same. The retroreflective structure comprises: a switch unit for supplying power, a light source being connected to the switch unit; and a light-emitting unit coupled to the switch unit. The switch unit comprises: a middle plate case having a light transfer body insertion hole formed thereon; an upper plate case coupled to the upper portion of the middle plate case; and a PCB inserted into the middle plate case and the upper plate case. The light-emitting unit comprises: a lower retroreflective film; and a light transfer body installed to be forced against the upper portion of the retroreflective film. The light source is inserted into and installed in a light source insertion groove on an end of the light transfer body having a case engaging unit installed to engage with the light transfer body insertion hole.

Abstract: Disclosed is an ionomer for a high-temperature polymer electrolyte membrane fuel cell, which includes a phosphorus (P)-containing functional group having proton conductivity and partially contains fluorine in the main chain thereof.

Abstract: Disclosed is a single process for producing hydrogen, carbon monoxide, and carbon from methane by forming gas products comprising hydrogen and carbon monoxide, and solid products comprising carbon and an iron-based catalyst from methane in a methane-containing feedstock through pyrolysis route involving auto-thermal reduction in a rotary kiln-type reactor in the presence of an iron-based catalyst and separating and recovering respective products.

Abstract: A service identifying and processing method using a wireless terminal message according to an exemplary embodiment of the present invention includes (a) receiving a wireless terminal message by a first entity which is a mobile device; and (b) expressing, by a first agent which is an information processing application program installed on the first entity, entity information of second entity based on the wireless terminal message and service confirmation information related to service provided by the second entity, through an application screen by the first agent.

Abstract: Provided are a compound capable of improving the light-emitting efficiency, stability, and lifespan of an element; an organic electronic element using same; and an electronic device thereof.

Abstract: A secondary battery includes an electrode assembly having a positive electrode provided with a positive electrode tab, a separator, and a negative electrode provided with a negative electrode tab, the positive electrode, the separator, and the negative electrode being wound, the electrode assembly having a core part at a center thereof; a can configured to receive the electrode assembly therein, the negative electrode tab being connected to the can; a cap assembly coupled to an opening of the can, the positive electrode tab being connected to the cap assembly; and a reinforcing member provided on an end of the separator exposed beyond the positive electrode or the negative electrode to prevent heat of the positive electrode tab or the negative electrode tab from being transferred to the separator.

Abstract: A display apparatus includes a base substrate including a display region and a peripheral region that is a non-display region surrounding the display region, a plurality of data lines disposed in the display region on the base substrate and extending to the peripheral region, a bypass data line disposed in the display region and the peripheral region on the base substrate and electrically connected to at least one of the data lines, and a dummy pattern spaced apart from the bypass data line and disposed on a same layer as the bypass data line.

Abstract: A wireless scanner according to the present invention comprises: a scanner body having a plurality of components arranged on the inside; and a scanner tip coupled to one end of the scanner body and having a passage therein through which light passes. The scanner body includes: an optical heating unit including at least one camera and a light projector; a power heating unit including a battery for supplying power to at least one among the camera and the light projector; and at least one charging module for charging the battery by generating a current in a reception coil formed inside the scanner body, the current in the reception coil being generated by a magnetic field generated from a transmission coil included in a cradle for holding the scanner body.

Abstract: Provided are a method and apparatus for providing a network switching service to a user equipment.

Abstract: The present invention relates to a compound capable of lowering the flammability of a non-aqueous electrolyte when included in the non-aqueous electrolyte and improving the life properties of a battery by forming an electrode-electrolyte interface which is stable at high temperatures and low in resistance, and relates to a compound represented by Formula I descried herein, a non-aqueous electrolyte solution and a lithium secondary battery both including the compound, n, m, Ak, and X are described herein.