Abstract: An embodiment wheel base includes a first base including a first wheel, a second base including a second wheel and coupled to the first base, a locking unit including a driving part and a fixing part operated by the driving part and selectively coupled to a plurality of fixing reception parts in the second base for coupling between the first and second bases, and a processor electrically connected to the locking unit, wherein, in response to receiving a base length adjustment command, the processor initializes a position value of the driving part acquired by a position value acquisition part, drives the driving part to achieve an unlocked state, and in response to an absolute value of the position value of the driving part acquired after the driving part is driven being less than or equal to a first reference position value, determines that an unlocking failure has occurred.

Abstract: An in-cabin partition may allow for automatically adjusting the size of a space, in a mobility vehicle, for passengers and cargo according to circumstances and/or needs. A mobility vehicle may be provided with the in-cabin partition. The in-cabin partition may include at least one rail installed in a cabin, a slider movable along the rail, a first driver mounted on the rail and the slider and configured to provide driving force for moving the slider, and a partition body fixed on the slider.

Abstract: An in-cabin partition of a mobility vehicle may allow for automatically adjusting the size of a space for passengers and cargo according to circumstances and needs. The in-cabin partition may include at least one rail installed in a cabin, a slider movably installed on the rail, a rotary shaft rotatably installed on the slider, and a partition body connected to the rotary shaft. The partition body may be configured to be rotatable with the rotary shaft.

Abstract: A method for highlighting lyrics of a sound source is disclosed. A method for highlighting lyrics according to the present invention includes the steps of: displaying, by a user terminal, lyrics of a sound source; receiving, by the user terminal, an input of a user's interaction to select part of the lyrics; displaying, by the user terminal, the selected part of the lyrics to be distinguished from other parts; and when an input of the user's interaction desiring to share shared information including the selected part of the lyrics with a server or other terminal is received, transmitting, by the user terminal, the shared information to the server or the other terminal.

Abstract: Disclosed is a data processing method including obtaining deviation information indicating a degree of deviation of target data from reference data, and displaying, on the target data, information corresponding to the deviation information, wherein the obtaining of the deviation information includes obtaining the deviation information by comparing data other than data that deteriorates reliability of the deviation information from among the target data with the reference data.

Abstract: The present disclosure provides a surface cleaning apparatus that includes an illumination system having lighting to illuminate a floor surface or other area being cleaned. The lighting for the illumination system includes a plurality of lights, light sources, and/or lighting zones disposed around a housing of the apparatus. The illumination system can output a condition, status, state, alert or error to a user by emitting visible light and varying an intensity, color, wavelength, temperature, or animation of the light. Methods for operating the illumination system are also provided.

Abstract: A pixel circuit includes: a light emitting element having one end connected to a first power line supplying a first power voltage; a driving transistor for controlling an amount of current flowing to a second power voltage via the light emitting element electrically connected to a first electrode the driving transistor; an initialization transistor connected between a second electrode of the driving transistor and an initialization power line supplying an initialization voltage, the initialization transistor having a gate electrode connected to a first scan line; a compensation transistor connected between the first power line and the first electrode of the driving transistor, the compensation transistor having a gate electrode connected to a second scan line; and a storage capacitor connected between a gate electrode of the driving transistor and the second electrode of the driving transistor.

Abstract: A robot includes a body, a pair of wheels rotatably provided at a lower part of the body, a cargo box provided at an upper part of the body, an inertial measurement sensor configured to measure a tilt angle of the body, a pair of wheel encoders configured to measure a rotational angle of each of the pair of wheels, a cargo box encoder configured to measure a tilt angle of the cargo box, a pair of wheel motors configured to transmit a torque to each of the pair of wheels, a cargo box motor configured to transmit a torque to the cargo box, and a controller. The controller is configured to control the pair of wheel motors and the cargo box motor to allow the robot to make a double axis inverted pendulum motion on an axis of each of the pair of wheels and the cargo box.

Abstract: A power transfer system includes an electric vehicle supply equipment (EVSE) for providing electric power to an electric vehicle (EV) and an electric power reception device mounted in the EV; a first conductor plate electrically connected to a primary-side circuit of the EVSE; a compensation circuit for transferring a power input signal of the EVSE to the first conductor plate; a second conductor plate disposed in the EV and connected to the electric power reception device; and a secondary-side circuit for transferring a power signal received by the second conductor plate to a load, where the electric power is transferred from the EVSE to the EV by capacitive coupling between the first conductor plate and the second conductor plate.

Abstract: A travel control device and method control for a mobility device is disclosed. The travel control device includes a distance sensor on one side frame of the mobility device and adjusts a travel speed of the mobility device based on a distance to stairs measured by the distance sensor when the mobility device travels on the stairs to reduce collision force between the mobility device and the stairs, thereby improving the traveling stability and immediacy of the mobility device.

Abstract: A display device comprises a substrate, a semiconductor layer thereon, a first insulating layer on the semiconductor layer, a first conductive layer on the first insulating layer and including a first electrode pattern, a second insulating layer on the first insulating layer and including first and second conductive patterns, a third insulating layer on the second conductive layer, and a display element layer on the third insulating layer and including a first pixel electrode connected to the first conductive pattern through a first via hole, a second pixel electrode connected to the second conductive pattern through a second via hole, and a micro light-emitting element between the pixel electrodes, the first conductive pattern contacting the semiconductor layer through a first contact hole and the first electrode pattern through a second contact hole, and the second conductive pattern overlapping the first electrode pattern to form a first capacitor therewith.

Abstract: A pixel circuit includes: a first transistor including a gate electrode connected to a first node, a source electrode connected to a first power line, and a drain electrode connected to a second power line; a light emitting element connected between the first transistor and the first or second power line; a second transistor connected between a data line and the first node, and including a gate electrode connected to a first scan line; a first capacitor connected between the first node and the source electrode of the first transistor; a third transistor connected between the first node and the first power line, and including a gate electrode connected to a second node; a fourth transistor connected between the second node and the data line, and including a gate electrode connected to a second scan line; and a second capacitor connected between the second node and a first control line.

Abstract: A pixel including: a light emitting element; a first transistor connected between a first power source and a second node; a first capacitor connected to a first node or a second node and a third node; a second transistor between the third node and a data line, the second transistor turned on by a first scan signal; a third transistor between the first and second nodes, the third transistor turned on by a second scan signal; a fifth transistor between the first power source and the first transistor, the fifth transistor turned on by a first emission control signal; a sixth transistor between the second node and the light emitting element, the sixth transistor turned on by a second emission control signal; and an eighth transistor between the second node and a second emission control line, the eighth transistor turned on by a fourth scan signal.

Abstract: A display device comprises a display area comprising a plurality of pixels, and a data line and a gate line electrically connected to the plurality of pixels, a non-display area disposed adjacent to the display area, a plurality of pads disposed on a side of the non-display area, a gate control line electrically connected to at least one of the plurality of pads and that supplies a gate control signal, a driving voltage line electrically connected to at least one of the plurality of pads and that supplies a driving voltage, an antistatic circuit electrically connected to the gate control line, a scan driver that generates a gate signal based on a gate control signal received from the gate control line and that supplies the gate signal to the gate line, and a shielding layer integral to the driving voltage line to overlap the top of the antistatic circuit.

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: Provided is a method of manufacturing a zinc-plated steel sheet. The method includes: coating a metal on the steel sheet on a steel sheet; annealing the metal coated steel sheet; and zinc plating the annealed steel sheet by dipping in a molten zinc plating bath. Further provided is a method of manufacturing a hot-press part including: coating a metal on the steel sheet on a steel sheet; annealing the metal coated steel sheet; zinc plating the annealed steel sheet by dipping in a molten zinc plating bath; heating the zinc-plated steel sheet; and press forming the heated steel sheet.

Abstract: A moving body includes a body, and a wheel coupled to the body to be rotatable, and the body includes a first body part, a second body part connected to the first body part to be slid in a forward/rearward direction with respect to the first body part, a first coupling part formed in the first body part or the second body part, and a second coupling part coupled to the first coupling part and constrains sliding between the first body part and the second body part.

Abstract: The present invention relates to a polydixylitol polymer nucleic acid transporter (X-NC) prepared in a nanochain form, a method for preparing the same, and a technology for treating brain tumors by using the same, a nucleic acid transporter complex in which a therapeutic nucleic acid is linked to the nucleic acid transporter, and a pharmaceutical composition for gene therapy, comprising the complex as an active ingredient.

Abstract: Provided is a self-supervised learning method based on permutation invariant cross entropy. A self-supervised learning method based on permutation invariant cross entropy performed by an electronic device includes: defining a cross entropy loss function for pre-training of an end-to-end speech recognition model; configuring non-transcription speech corpus data composed only of speech as input data of the cross entropy loss function; setting all permutations of classes included in the non-transcription speech corpus data as an output target and calculating cross entropy losses for each class; and determining a minimum cross entropy loss among the calculated cross entropy losses for each class as a final loss.

Abstract: A display device includes a light-emitting diode including a first conductivity-type semiconductor, an active layer, and a second conductivity-type semiconductor; a first voltage line to which a first voltage is applied; a second voltage line to which a second voltage is applied; a first transistor including a source electrode electrically connected to the first voltage line and a drain electrode electrically connected to a first electrode of the light-emitting diode and to the first conductivity-type semiconductor; a second transistor including a drain electrode electrically connected to a gate electrode of the first transistor and a source electrode electrically connected to a data line to apply a data signal; a capacitor electrically connected to the gate electrode of the first transistor and the first electrode; and a third transistor including a source electrode electrically connected to the second voltage line and a drain electrode electrically connected to the first electrode.