Abstract: This application relates to silver-titanium oxide complex particles. In one aspect, the silver-titanium oxide complex particles include a plurality of titanium oxide nanoparticles aggregated with each other. The silver-titanium oxide complex particles may also include a silver component bonded on the surface of the titanium oxide nanoparticles, and have an energy band gap of 3.1 eV or less. According to various embodiments, the silver-titanium oxide complex particles show excellent optical characteristics.

Abstract: An accelerator includes a key matrix register configured to store a key matrix, a query vector register configured to store a query vector; and a preprocessor configured to calculate similarities between the query vector and the key matrix.

Abstract: A driving apparatus includes a body; at least one sensor that is exposed to an outside of the body and configured to sense a user input for controlling driving of the body; a controller configured to generate at least one control command for driving of the body according to the sensed user input; and a motor that is configured to generate a driving force for driving the body according to the generated at least one control command.

Abstract: The present disclosure relates to a single OPA (optical phased array) device including a light source; a waveguide which extends from the light source to allow light incident from the light source to pass through; a plurality of modulators which is disposed in the waveguide to modulate a phase of light in the waveguide; a two-dimensional material layer which passes or absorbs light incident from the light source; and an electrode which supplies charges to the two-dimensional material layer, in which the light incident from the light source passes through the two-dimensional material layer, the waveguide, and the modulator and is reflected by an external target of the single OPA device to pass through the modulator and the waveguide, and then absorbed by the two-dimensional material layer.

Abstract: The present disclosure relates to an organic electroluminescent compound represented by formula 1 and an organic electroluminescent device comprising the same. By comprising the compounds according to the present disclosure, it is possible to provide an organic electroluminescent device having improved luminous efficiency and/or lifetime properties.

Abstract: Provided is an electronic device including a lower material film, an upper material film on the lower material film, a two-dimensional electron gas between the lower material film and the upper material film, a source electrode on the upper material film, a drain electrode on the upper material film, and a gate electrode on the upper material film, wherein the upper material film includes a first portion in contact with the source electrode, a second portion in contact with the gate electrode, and a third portion in contact with the drain electrode, wherein a thickness of the second portion of the upper material film is greater than a thickness of the first portion of the upper material film and a thickness of the third portion of the upper material film, wherein the voltage drop and the threshold voltage are adjusted by adjusting the thicknesses of the first to third portions of the upper material film.

Abstract: Provided is an electronic device including a first lower material film, a first upper material film on the first lower material film, a first two-dimensional electron gas between the first lower material film and the first upper material film, a second lower material film on the first upper material film, a second upper material film on the second lower material film, a second two-dimensional electron gas between the second lower material film and the second upper material film, a source electrode on the second upper material film, a drain electrode on the second upper material film, a gate insulating film on the second upper material film, and a gate electrode on the gate insulating film.

Abstract: A coil component includes a molded portion having one surface and another surface opposing each other, and a wound coil disposed on the one surface of the molded portion and including an innermost turn, at least one intermediate turn, and an outermost turn disposed outwardly of a central portion of the one surface of the molded portion. A cover portion is disposed to face the one surface of the molded portion and to cover the wound coil, and first and second external electrodes are connected to the wound coil and arranged to be spaced apart from each other on the other surface of the molded portion. A thickness of one region of the cover portion disposed on the innermost turn is thicker than a thickness of another region of the cover portion disposed on the outermost turn.

Abstract: Disclosed is a method of providing information including obtaining input information of a user, wherein the input information is related to a service, determining whether an account corresponding to the user exists in the service, obtaining characteristic information of the user based on the result of the determination, providing response information corresponding to the input information based on the characteristic information and the result of the determination, and storing activity information of the user based on at least one of the input information, the response information, and the characteristic information.

Abstract: An apparatus for changing positions of a seat for vehicles includes mechanisms for adjusting the height of the seat for vehicles, adjusting reclining of the seat for vehicles, changing the seat for vehicles into a knee rest posture and changing the seat for vehicles into a relaxed comfort are integrated into one structure. Accordingly, a user selectively implements adjustment of the height of the seat for vehicles, adjustment of reclining of the seat for vehicles, change into the knee rest posture, and change into the relaxed comfort posture, etc., through operation of the switch.

Abstract: Disclosed is a method of providing information including obtaining input information of a user, wherein the input information is related to a service, determining whether an account corresponding to the user exists in the service, obtaining characteristic information of the user based on the result of the determination, providing response information corresponding to the input information based on the characteristic information and the result of the determination, and storing activity information of the user based on at least one of the input information, the response information, and the characteristic information.

Abstract: A coil component includes a body having one surface and the other surface and a plurality of wall surfaces, first and second insulating substrates spaced apart from each other, first and second recesses disposed in both end surfaces of the body and extending to one surface of the body, first and second coil portions disposed on the first and second insulating substrates, one ends and the other ends of the first and second coil portions being exposed to the first and second recesses, first and second external electrodes disposed along an inner surface of the first recess and one surface of the body and connected to one ends of the first and second coil portions, and third and fourth external electrodes disposed along an inner surface of the second recess and one surface of the body and connected to the other ends of the first and second coil portions.

Abstract: Disclosed are a method of operating a selector device, a method of operating a nonvolatile memory apparatus to which the selector device is applied, an electronic circuit device including the selector device, and a nonvolatile memory apparatus. The method of operating the selector device controls access to a memory element, and includes providing the selector device including a switching layer and first and second electrodes disposed on both surfaces of the switching layer, which includes an insulator and a metal element, and applying a multi-step voltage pulse to the switching layer via the first and second electrodes to adjust a threshold voltage of the selector device, the multi-step voltage pulse including a threshold voltage control pulse and an operating voltage pulse. The operating voltage pulse has a magnitude for turning on the selector device, and the threshold voltage control pulse has a lower magnitude lower than the operating voltage pulse.

Abstract: An embodiment rehabilitation robot control apparatus includes a brainwave signal measuring device configured to measure a brainwave signal of a user, a preprocessing device configured to preprocess the measured brainwave signal, a classification device configured to classify a motor intention of the user based on the brainwave signal preprocessed by the preprocessing device, and a controller configured to reflect the motor intention of the user in real time to control an operation or a stop of a rehabilitation robot.

Abstract: The present disclosure relates to a plurality of host materials and an organic electroluminescent device comprising the same. By comprising the specific combination of compounds according to the present disclosure as a plurality of host materials according to the present disclosure, it is possible to provide an organic electroluminescent device having improved driving voltage, luminous efficiency, and/or lifetime property compared to the conventional organic electroluminescent devices.

Abstract: A key input device applicable to a smart mat is provided, where the key input device includes a first layer in which a plurality of row contacts are formed, a second layer in which a plurality of column contacts are formed, an insulating layer disposed between the first and second layers to form an insulating region and a current carrying region, and a processor configured to detect that at least one of a plurality of key switches formed by the plurality of row contacts and the plurality of column contacts is pressed.

Abstract: A hardware accelerator includes a block processing circuit configured to read a block from a list stored in an inverted index structure; and a search core configured to extract a document number out of a read block read by the block processing circuit and to calculate a score corresponding to the document number.

Abstract: The present invention relates to a Steady-State Visual Evoked Potential (SSVEP)-based stimulus detection device and a method thereof. The SSVEP-based stimulus detection device may include a sensor that acquires a multichannel ElectroEncephaloGram (EEG) signal, a storage that stores a plurality of reference signals having different stimulation frequencies, and a controller that periodically determines correlation coefficients between the plurality of reference signals and the multichannel EEG signal for a reference time, normalizes the determined plurality of correlation coefficients for stimuli, determines slopes of regression lines for stimuli by performing analysis of covariance on the normalized plurality of correlation coefficients for stimuli, and detects a stimulus intended by a user according to the determined slopes of the regression lines for stimuli.

Abstract: A coil component includes a body having one surface and another surface opposing each other, opposing end surfaces each connecting the one surface and the other surface to each other, and opposing side surfaces each connecting the end surfaces to each other. An internal insulating layer is embedded in the body, and a coil portion is disposed on at least one surface of the internal insulating layer and includes the first and second lead-out portions. The body has a recess disposed in each end surface of the body to expose the first and second lead-out portions. First and second external electrodes each include a connection portion disposed in the recess to be connected to a respective one of the first and second lead-out portions, and each include a pad portion disposed on the one surface of the body. A filling portion fills the recess and covers the connection portion.

Abstract: Provided is an electronic electricity meter. Since inductive power from a magnetic field surrounding a transmission line is generated using a current transformer, and the inductive power is stored to be used as a driving power source for the electricity meter, the present invention can prevent power from being consumed by the electricity meter in an unloaded state. In addition, the present invention can protect the electricity meter from a surge voltage, lightening, or the like by insulating the transmission line and internal components from each other. In addition, when a power cut-off instruction is received from the electrical energy measurement server, the present invention can cut off power supply to a load by turning off a switch in a power source cut-off unit installed on the transmission line, and when a power supply instruction is received from the server, can remotely control power supply to the load.