Abstract: The present disclosure relates to a method of preparing a polymer, which includes: adding an alkyl-substituted aromatic vinyl-based monomer and a vinyl cyanide-based monomer to a reactor and initiating polymerization; and performing polymerization while continuously adding an alkyl-substituted aromatic vinyl-based monomer and a multifunctional initiator to the reactor, wherein the continuous addition of the alkyl-substituted aromatic vinyl-based monomer and the multifunctional initiator is initiated when a polymerization conversion rate is 10 to 30%, and the continuous addition of the alkyl-substituted aromatic vinyl-based monomer and the multifunctional initiator is terminated when a polymerization conversion rate is 70 to 80%.

Abstract: A muscle control device includes an electromyography (EMG) electrode unit including a plurality of electrodes, and that senses an EMG signal, an EMG circuit unit that generates channel data, based on electrode signals, a control unit that receives the channel data, extracts a volitional electromyography signal, based on the channel data, and determines FES (Functional Electrical Stimulation) stimulation parameters, based on the volitional electromyography signal, an FES electrode unit that outputs a functional electrical stimulation, based on the FES stimulation parameters, and an FES circuit unit that receives the FES stimulation parameters, generates the functional electrical stimulation, based on the FES stimulation parameters, and transmits the functional electrical stimulation to the FES electrode unit, and the control unit recognizes a direction and an intensity of a motion from the volitional electromyography signal, based on the volitional electromyography signal and adjusts an intensity of the functi

Abstract: Disclosed is an optical artificial neural network system which includes an optical hidden layer that receives an input light including input data and generates an output light by performing a linear process and a nonlinear process on the input data, and a light transfer unit that provides the output light to an input of the optical hidden layer, and the optical hidden layer performs the linear process and the nonlinear process based on the received output light.

Abstract: Provided is a soft actuator. The soft actuator includes a first support body, a second support body spaced apart from the first support body in a first direction, a yarn structure having one end coupled to the first support body and the other end coupled to the second support body, and a light source part spaced apart from the yarn structure in a second direction crossing the first direction. The yarn structure includes a polymer layer having a coil spring shape extending in the first direction and a light absorption layer configured to surround an outer surface of the polymer layer.

Abstract: A tactile music learning apparatus converts sound data of a user's voice corresponding to original music into first tactile data including tactile information, generates a synchronized tactile pattern by synchronizing the first tactile data with second tactile data including tactile information corresponding to sound data of the original music, and transfers the synchronized tactile pattern to a tactile reproducing apparatus to allow the tactile reproducing apparatus to reproduce the synchronized tactile pattern.

Abstract: Disclosed herein are a system and a method for volitional electromyography (vEMG) signal detection from an EMG signal when functional electrical stimulation (FES) is applied. The system for vEMG signal detection includes a receiver for receiving data from an EMG electrode when FES is applied, a memory for storing a program for detecting a vEMG signal using the received data, and a processor for executing the program, wherein the processor cuts the data received from the EMG electrode disposed at a predetermined position, calculates a difference between data for previous FES and data for current FES, and detects the vEMG signal using the calculated difference.

Abstract: A passive matrix organic light emitting diode (PMOLED) display which includes a plurality of lower electrode patterns arranged in parallel, a plurality of transparent electrode patterns arranged in parallel in a direction and being perpendicular to the lower electrode pattern, and an organic compound layer interposed between the lower electrode pattern and the transparent electrode pattern and by time-sharing control period into a display control period and a touch sensor control period for each display frame to implement image output and touch sensing; the display includes: a plurality of mutual electrode patterns provided to the vicinity of a display area defined by the lower electrode pattern and the transparent electrode pattern; a display driving circuit; a multiplexer; and a touch driving circuit connected to the lower electrode pattern or the transparent electrode pattern through the multiplexer in the touch sensor control period.

Abstract: A sensory substitution method includes obtaining a color image by using a sensor device, converting color information about the color image, received from the sensor device, into tactile information by using a user terminal, and generating a tactile stimulus corresponding to the tactile information received from the user terminal by using a tactile output device.

Abstract: A PMOLED display includes a plurality of lower electrode patterns arranged in parallel in the x-axis direction, a plurality of transparent electrode patterns arranged in parallel in the y-axis direction and being perpendicular to the lower electrode patterns, and an organic compound layer interposed between the lower electrode patterns and the transparent electrode patterns. A display output and a touch sensing is performed by time-sharing a control period for the lower electrode patterns and the transparent electrode patterns into a display control period and a touch-sensor control period in every display frame time. The PMOLED display includes a driving node formed on a line for communication between the transparent electrode patterns and a display driving circuit, a touch-sensing unit connecting the driving node and a touch-sensing circuit; and a plurality of metal electrode patterns provided between the transparent electrode patterns to have a length shorter than the transparent electrode patterns.

Abstract: Provided is a method of sensing an illuminance in a passive matrix organic light emitting diode display, the display including a plurality of lower electrode patterns arranged in parallel, a plurality of transparent electrode patterns arranged in parallel and being perpendicular to the lower electrode patterns, and an organic compound layer interposed between the lower electrode pattern and the transparent electrode pattern, the method comprising steps of: (a) forming a predetermined voltage difference between at least one electrode patterns of the transparent electrode patterns as anodes and the lower electrode patterns as cathodes; (b) measuring the magnitude of current formed by the transparent electrode pattern and the lower electrode pattern in the step (a); and (c) measuring an illuminance using the measured current, in which a voltage supplied to the lower electrode pattern is relatively higher than that of the transparent electrode pattern in the step (a).

Abstract: A method of controlling a PMOLED display, which includes a plurality of lower electrode patterns arranged in parallel, a plurality of transparent electrode patterns arranged in parallel and being perpendicular to the lower electrode patterns, and an organic compound layer interposed between lower electrode patterns and transparent electrode patterns, to perform a display output and touch sensing by time-sharing a control period for the lower electrode patterns and the transparent electrode patterns into a display control period and a touch-sensor control period in every display frame time, including providing a driving node formed on a line for communication between the transparent electrode patterns and a display driving circuit and a touch sensing unit connecting the driving node and a touch sensing circuit; performing the display output by connecting the transparent electrode patterns and the display driving circuit in the display control period; and performing the touch sensing by connecting the transpare

Abstract: A passive matrix organic light emitting diode (PMOLED) display which includes a plurality of lower electrode patterns arranged in parallel, a plurality of transparent electrode patterns arranged in parallel in a direction and being perpendicular to the lower electrode pattern, and an organic compound layer interposed between the lower electrode pattern and the transparent electrode pattern and by time-sharing control period into a display control period and a touch sensor control period for each display frame to implement image output and touch sensing; the display includes: a plurality of mutual electrode patterns provided to the vicinity of a display area defined by the lower electrode pattern and the transparent electrode pattern; a display driving circuit; a multiplexer; and a touch driving circuit connected to the lower electrode pattern or the transparent electrode pattern through the multiplexer in the touch sensor control period.

Abstract: The present invention relates to a liquefied gas carrier having a width of less than 32.3 m to pass through the old Panama Canal, which includes a liquefied gas tank having a liquefied gas storage capacity of 70K or more, preferably 78.7K.

Abstract: Disclosed herein are a system and a method for volitional electromyography (vEMG) signal detection from an EMG signal when functional electrical stimulation (FES) is applied. The system for vEMG signal detection includes a receiver for receiving data from an EMG electrode when FES is applied, a memory for storing a program for detecting a vEMG signal using the received data, and a processor for executing the program, wherein the processor cuts the data received from the EMG electrode disposed at a predetermined position, calculates a difference between data for previous FES and data for current FES, and detects the vEMG signal using the calculated difference.

Abstract: A method of controlling a PMOLED display, which includes a plurality of lower electrode patterns arranged in parallel, a plurality of transparent electrode patterns arranged in parallel and being perpendicular to the lower electrode patterns, and an organic compound layer interposed between lower electrode patterns and transparent electrode patterns, to perform a display output and touch sensing by time-sharing a control period for the lower electrode patterns and the transparent electrode patterns into a display control period and a touch-sensor control period in every display frame time, including providing a driving node formed on a line for communication between the transparent electrode patterns and a display driving circuit and a touch sensing unit connecting the driving node and a touch sensing circuit; performing the display output by connecting the transparent electrode patterns and the display driving circuit in the display control period; and performing the touch sensing by connecting the transpare

Abstract: Provided is a method of sensing an illuminance in a passive matrix organic light emitting diode display, the display including a plurality of lower electrode patterns arranged in parallel, a plurality of transparent electrode patterns arranged in parallel and being perpendicular to the lower electrode patterns, and an organic compound layer interposed between the lower electrode pattern and the transparent electrode pattern, the method comprising steps of: (a) forming a predetermined voltage difference between at least one electrode patterns of the transparent electrode patterns as anodes and the lower electrode patterns as cathodes; (b) measuring the magnitude of current formed by the transparent electrode pattern and the lower electrode pattern in the step (a); and (c) measuring an illuminance using the measured current, in which a voltage supplied to the lower electrode pattern is relatively higher than that of the transparent electrode pattern in the step (a).

Abstract: A PMOLED display includes a plurality of lower electrode patterns arranged in parallel in the x-axis direction, a plurality of transparent electrode patterns arranged in parallel in the y-axis direction and being perpendicular to the lower electrode patterns, and an organic compound layer interposed between the lower electrode patterns and the transparent electrode patterns. A display output and a touch sensing is performed by time-sharing a control period for the lower electrode patterns and the transparent electrode patterns into a display control period and a touch-sensor control period in every display frame time. The PMOLED display includes a driving node formed on a line for communication between the transparent electrode patterns and a display driving circuit, a touch-sensing unit connecting the driving node and a touch-sensing circuit; and a plurality of metal electrode patterns provided between the transparent electrode patterns to have a length shorter than the transparent electrode patterns.

Abstract: The present invention relates to a liquefied gas carrier having a width of less than 32.3 m to pass through the old Panama Canal, which includes a liquefied gas tank having a liquefied gas storage capacity of 70K or more, preferably 78.7K.

Abstract: Disclosed is a touch input sensing device comprising: a touch input sensing electrode; a touch sensing unit connected to one point of the touch input sensing electrode to measure a change in a touch capacitance formed by the touch input sensing electrode according to a touch input; a second node included in the touch input sensing device to form a capacitance between the one point and the second node; and a potential control unit for providing a potential value following the potential of the one point to the second node to decrease a potential difference between the one point and the second node.

Abstract: Disclosed herein is a wearable eyeglass device including: an optical communication module receiving a first optical signal and transmitting a second optical signal; a display module displaying information corresponding to at least one of the first and second optical signals; and a control module controlling the display module to display first information corresponding to the first optical signal at the time of receiving the first optical signal and controlling the optical communication module to transmit the second optical signal corresponding to second information.