Abstract: A display device includes a display panel including a display layer including light-emitting elements disposed on a substrate, and a sensor electrode layer disposed on the display layer. The sensor electrode layer includes a first sound electrode and a second sound electrode; a vibration layer electrically contacting the first sound electrode and the second sound electrode and being deformed in response to a first sound driving voltage applied to the first sound electrode and a second sound driving voltage applied to the second sound electrode; and sensor electrodes disposed on the vibration layer. The sensor electrodes sense an input.

Abstract: A compound represented by a combination of Chemical Formula 1 and Chemical Formula 2 bonded together, a composition including the compound, an organic optoelectronic device, and a display device are disclosed. In Chemical Formula 1 and Chemical Formula 2, each substituent is the same as described in the specification.

Abstract: A battery system for vehicles has a bus bar or a wire harness, including portions with a high risk of short circuit inside the battery system. The bus bar or the wire harness is covered with an insulator in which a first insulator for the purpose of insulation and a second insulator for the purpose of heat resistance are laminated so that the first insulator is protected by the second insulator to thereby prevent thermal runaway of the battery system.

Abstract: The inventive concept provides a bake unit. The bake unit comprising: a housing having an upper cover and a lower frame, the upper cover and the lower cover in combination providing a treatment space for heat treatment of a substrate; a heater provided in the treatment space for heating a substrate placed thereon; a heater cup configured to surround the heater; and a first purge gas supply unit for providing a first purge gas flow to block inflow of outer air through a gap between the lower frame and the heater cup.

Abstract: A method of controlling a pattern skin lighting device for a vehicle is provided. The method includes generating a plurality of random numbers and accumulating the number of continuous turn-on times for each lightening cell in an arrangement of the lightening cells configuring a pattern skin lighting device. Additionally, the method includes selecting a turn-on target lightening cell, lightening cells having an accumulative value of the number of continuous turn-on times that is a predetermined reference value or less, among the lightening cells corresponding to the generated random number, and turning on a light emitting element of the selected turn-on target lightening cell.

Abstract: The present disclosure relates to a DRD type display panel. The display panel includes first to fourth pixels; a first data line through which a data signal is transmitted to the first and second pixels; a second data line through which a data signal is transmitted to the third and fourth pixels; a first gate line through which a scan signal is transmitted to the first and third pixels; a second gate line through which a scan signal is transmitted to the second and fourth pixels; a reference voltage line used to detect deterioration of OLEDs in the first to fourth pixels; a first power line positioned on the left of the first data line and supplying driving power to the first and second pixels; and a second power line positioned on the right of the second data line and supplying driving power to the first and second pixels.

Abstract: A sealed lipstick case comprises a lipstick lift part (10), a lower main body (20), and an upper cap (30). The upper cap has an inner cap provided thereinside being in close contact with an upper part of the lower main body by a spring elastic force, and an inner hook for preventing the inner cap from being separated.

Abstract: The present disclosure relates to a smoking article including biodegradable cigarette paper.

Abstract: Provided are a laser device and an optical apparatus including the same. The laser device includes a pump light source configured to provide pump light, a gain medium configured to acquire a gain of seed laser light by using the pump light, a first curved mirror and a second curved mirror, which are provided at both sides of the gain medium to reflect the seed laser light into the gain medium, an output mirror configured to transmit a portion of the seed laser light reflected by the second curved mirror and reflect the other portion of the seed laser light to the gain medium, a first acoustic wave generator connected to the gain medium and configured to provide a first photoacoustic wave in the gain medium, and a second acoustic wave generator connected to the gain medium and configured to provide a second photoacoustic wave in the gain medium.

Abstract: Disclosed herein are separated type receiving device for lidar, transmitting device for lidar and lidar system thereof. The receiving device for Lidar is installed in a moving device and separated from a transmitting apparatus for Lidar fixed to a fixed body. The receiving apparatus for Lidar includes: an object beam detection module configured to detect an object beam which is a beam received after being transmitted from the transmitting apparatus for Lidar and reflected from a neighboring object of the moving device; and a reception controller configured to generate Lidar data based on information associated with the transmitted beam and a signal of the object beam.

Abstract: A cathode active material for a lithium secondary battery includes a lithium metal oxide particle and a thio-based compound formed on at least portion of a surface of the lithium metal oxide particle. The thio-based compound has a double bond that contains a sulfur atom. Chemical stability of the lithium metal oxide particle may be improved and surface residues may be reduced by the thio-based compound.

Abstract: A high-frequency energy transfer device includes a signal transfer part for transferring a signal to the skin through an electrode assembly, which comprises electrodes to which signals having at least one frequency according to at least one type are applied, and which function as multiple center shafts having one-side surfaces that cross each other and are to come into contact with the skin to be cared, and dielectric materials disposed at one side and the other side of each of the electrodes; and a housing forming a frame for receiving the signal transfer part.

Abstract: A safety structure for a vehicle battery pack includes: a battery module each including a plurality of battery cells stacked between opposite endplates; a lower casing which covers a lower side of the battery modules that are two-dimensionally arrayed; an upper cover coupled to an upper side of the lower casing and covering an upper side of the battery modules; and first cut-off pads, each of which is made of a heat-resistant and insulating material, disposed in a portion where a gap between the endplate of the battery module and the lower casing becomes locally narrow.

Abstract: Disclosed are a low power driving system and timing controller for a display device. The low power driving system for a display device may include a timing controller configured to transmit a packet to which one of first option information corresponding to a static pattern or second option information corresponding to a dynamic pattern is applied, and a source driver configured to receive the packet and to perform a low power mode corresponding to the static pattern based on the first option information or adaptive charge sharing corresponding to the dynamic pattern based on the second option information.

Abstract: A femtosecond pulse laser apparatus includes a pump light source configured to provide a pump light, a gain medium configured to obtain a gain of a laser light using the pump light, a first curved mirror and a second curved mirror, which are provided at both sides of the gain medium, an output mirror configured to transmit a portion of the laser light and reflect the other portion of the laser light to the gain medium, a mode locking portion configured to generate a femtosecond pulse of the laser light, and an acoustic wave generator configured to provide an acoustic wave into the gain medium so as to adjust self-phase modulation of the laser light.

Abstract: Proposed is a medical needle which performs treatment by stimulating acupuncture point of a human body, the medical needle including an electrical stimulation output module which generates a first signal which is an electromagnetic wave, an optical stimulation output module which generates a second signal which is a laser, and a probe needle which is inserted into a skin tissue of a human body to stimulate acupuncture point of the human body and receives the first signal generated from the electrical stimulation output module and the second signal generated from the optical stimulation output module so as to provide the first signal and the second signal to the skin tissue.

Abstract: A novel assay which can differentiate a neutralizing antibody from non-neutralizing antibody which can be easily visualized, for example, by a portable UV lamp, among other visualization techniques. This assay can produce results in about 30 minutes and can be performed by untrained individuals in a non-laboratory environment. Also described is an ELISA method for determining if a human possesses at least one type of neutralizing antibody against SARS-Cov-2.

Abstract: A battery pack for a vehicle is proposed. The battery pack for a vehicle includes a plurality of battery modules arranged on a flat surface in a battery casing, a plurality of longitudinal members and a plurality of transversal members arranged between the plurality of battery modules, and a venting valve provided at an upper portion of the battery casing and communicating with installation spaces of the plurality of longitudinal members or the plurality of transversal members, and securing a discharge space for gas at an outside space of the battery casing.

Abstract: A smoking product includes: a smoking material portion which is wrapped by a smoking material wrapper; a filter portion whose upstream end portion is combined with the smoking material portion, which includes a capsule containing a flavoring, and which is wrapped by a filter wrapper; and a tipping wrapper which surrounds at least a partial region of the smoking material portion and the filter portion so that the smoking material portion and the filter portion are combined, wherein the tipping wrapper includes a first perforation region including a plurality of perforations formed along an outer circumferential surface of the tipping wrapper and a second perforation region including a plurality of perforations formed downstream of the first perforation region and along the outer circumferential surface of the tipping wrapper, and the capsule is disposed downstream of the first perforation region and upstream of the second perforation region.