Abstract: The present invention relates to a method and system for providing language learning services. The method of providing language learning services, according to the present invention, the method may include: activating, in response to receiving an input for acquiring a learning target image through a user terminal, a camera of the user terminal; specifying at least a portion of an image taken by the camera as the learning target image; receiving language learning information for the learning target image from a server; providing the language learning information to the user terminal; and storing, based on a request for storing of the language learning information, the language learning information in association with the learning target image, such that the learning target image is used in conjunction with learning of the language learning information.

Abstract: The present invention relates to a method for preparing a 3D biological bilayer membrane structure in a physiological buffer solution and a 3D biological bilayer membrane structure using the same, and more particularly, to a method for preparing a 3D biological bilayer membrane structure that is tightly sealed even under physiological ionic conditions by applying pressure during electroformation to improve a membrane fusion function, and a 3D biological bilayer membrane structure using the same.

Abstract: An apparatus for embedding a sentence feature vector according to an embodiment includes a sentence acquisitor configured to acquire a first sentence and a second sentence, each including one or more words; a vector extractor configured to extract a first feature vector corresponding to the first sentence and a second feature vector corresponding to the second sentence by independently inputting each of the first sentence and the second sentence into a feature extraction network; and a vector compressor configured to compress the first feature vector and the second feature vector into a first compressed vector and a second compressed vector, respectively, by independently inputting each of the first feature vector and the second feature vector into a convolutional neural network (CNN)-based vector compression network.

Abstract: Provided is a personal authentication device based on an auditory brainstem response signal. The personal authentication device includes a signal generator, a signal acquirer, and a signal processor. The signal generator may output an auditory stimulus to an ear of a user, using a sound generator. The signal acquirer may acquire a first reference potential corresponding to a first interval, from a first electrode in close contact with the other ear of the user, and acquire a first evoked potential corresponding to the first interval from a second electrode in close contact with the ear, based on the first reference potential. The signal processor may generate a first auditory brainstem response signal, based on the first reference potential and the first evoked potential, generate authentication data for the user from the first auditory brainstem response signal, and compare the authentication data with registration data to authenticate the user.

Abstract: Disclosed are a noninvasive blood glucose measurement apparatus and method using multiple sensors. The noninvasive blood glucose measurement apparatus includes: a first light source unit configured to irradiate light to the biological tissue, a second light source unit configured to irradiate light to the biological tissue, a first receiving unit configured to receive a photoacoustic and/or light transmission signal generated by the light, a second receiving unit configured to receive a light reflection signal reflected by the biological tissue, and a measurement unit configured to measure light reflection characteristics of the biological tissue by using the light reflection signal, measure photoacoustic and/or light transmission characteristics of the biological tissue, and measure blood glucose of the biological tissue on the basis of the light reflection characteristics and the photoacoustic and/or light transmission characteristics.

Abstract: Disclosed are a photo-acoustic sensor device and a photo-acoustic sensing method of the same. The sensing method includes providing a source light in a subject and receiving an ultrasonic wave generated in the subject by the source light. The source light may have a wavelength of 1400 nm to 2500 nm in a near-infrared band.

Abstract: Provided is a blood analysis apparatus which may include a capillary tube, a photosensor part on a sidewall of the capillary tube, a cylinder connected to the capillary tube, a pipe body connecting the cylinder and the capillary tube and including a first opening connected to an internal space of the cylinder, a second opening connected to an internal passage of the capillary tube, and a third opening connected to the first opening and the second opening, and a valve arranged on the pipe body and configured to open/close the third opening.

Abstract: Provided is fluid control equipment for bio-reaction, including a pipette configured to transport a reaction solution, and a liquid pump configured to adjust the internal pressure of the pipette.

Abstract: An apparatus for analyzing microbiome according to an embodiment of the inventive concept includes a light source unit configured to excite first light, a sample unit on which a sample to which the first light is incident is disposed, and a data analysis unit configured to receive second light emitted from the sample unit and analyze microbiome in the sample from the second light. Here, the sample unit includes a conductive polymer structure that surrounds the sample.

Abstract: A method of detecting a bio-material is provided. According to exemplary embodiments of the inventive concept, the method of detecting a bio-material includes fixing a capture antibody to a surface of a fixing structure; providing a sensing antibody composite on the capture antibody; providing an analysis target sample including a bio-material between the capture antibody and the sensing antibody composite to form a composite layer; and providing a seed growing agent on the composite layer, wherein the sensing antibody composite includes an antigen binding part and a chain part, a gold nanoparticle is bonded to one terminal of the chain part, the composite layer includes the capture antibody, the bio-material bonded to the capture antibody, and the sensing antibody composite bonded to the bio-material, and the providing of the seed growing agent includes growing of a size of the gold nanoparticle.

Abstract: The present disclosure relates to a microfluidic control system and a microfluidic control method using the same. The microfluidic control system includes: a microfluidic chip including a storage chamber for storing a reaction solution and a receiving chamber communicating with the storage chamber; and a microfluidic control device for controlling the reaction solution inside the microfluidic chip, wherein the microfluidic control device includes: a first roller which is in contact with the microfluidic chip and rotates together with the movement of the microfluidic chip; and a pressurizing protrusion formed on the outer peripheral surface of the first roller, wherein the pressurizing protrusion has a shape corresponding to the storage chamber.

Abstract: An apparatus for analyzing microbiome according to an embodiment of the inventive concept includes a light source unit configured to excite first light, a sample unit on which a sample to which the first light is incident is disposed, and a data analysis unit configured to receive second light emitted from the sample unit and analyze microbiome in the sample from the second light. Here, the sample unit includes a conductive polymer structure that surrounds the sample.

Abstract: Provided is a personal authentication device based on an auditory brainstem response signal. The personal authentication device includes a signal generator, a signal acquirer, and a signal processor. The signal generator may output an auditory stimulus to an ear of a user, using a sound generator. The signal acquirer may acquire a first reference potential corresponding to a first interval, from a first electrode in close contact with the other ear of the user, and acquire a first evoked potential corresponding to the first interval from a second electrode in close contact with the ear, based on the first reference potential. The signal processor may generate a first auditory brainstem response signal, based on the first reference potential and the first evoked potential, generate authentication data for the user from the first auditory brainstem response signal, and compare the authentication data with registration data to authenticate the user.

Abstract: A sediment microbial fuel cell is provided. More specifically, the present invention provides a sediment microbial fuel cell characterized by comprising: an oxide electrode unit located within the sediment of polluted water; a reduction electrode unit located adjacent to the water surface within the water; and a solid matter separator unit arranged inside the sediment and located in an upper part of the oxide electrode unit spaced apart from the oxide electrode unit, wherein one or more surfaces of the oxide electrode unit are exposed in the separation space formed by the solid matter separator unit.

Abstract: Provided is a centrifugal device. The centrifugal device includes a centrifugal part configured to provide an intermediate chamber into which a centrifugal object is put and a driving part disposed on a rotation axis passing through the intermediate chamber.

Abstract: A baseband IC for performing digital communication with an RFIC and a device including the same. The baseband IC for performing digital communication with an RFIC includes a digital interface circuit configured to receive a frame signal including at least one sampled signal from the RFIC according to a digital interface protocol, reconstruct the at least one sampled signal from the frame signal, and transfer the reconstructed sampled signal to a baseband modem in synchronization with a reception reference signal, and a sample synchronization manager configured to generate the reception reference signal, wherein the frame signal is transmitted from the RFIC to the baseband IC in synchronization with a transmission reference signal.

Abstract: Disclosed herein are a sensor and a system for measuring an analyte using surface plasmon resonance. The sensor may include: an optical fiber including a core layer, and a plasmon resonance layer which is formed to surround an outer surface of the core layer and on which the analyte is disposed; an acoustic wave perturbation generator connected to one side of the optical fiber, and generating acoustic wave perturbation to a mode which enters into the core layer to allow the mode to exit the plasmon resonance layer; and a detector for detecting the mode passing through the inside of the core layer.

Abstract: Provided is a biosensor including a capillary unit having a capillary channel therein and a reagent disposed in the capillary channel, the reagent being configured to develop colors in a sample, and a measuring unit configured to measure a degree of color development of the sample in the capillary channel.

Abstract: A biosensor includes a solution chamber containing primary antibodies, secondary antibodies, and measuring substances, an injection fluid transfer unit for connection the solution chamber to an injection port, and a discharging transfer unit for connecting the solution chamber to a discharging port.

Abstract: Disclosed is a biosensor, comprising: a sensor part including a capillary chip configured to detect a target material; and a pre-treatment part connected to the sensor part and configured to provide a mixed solution including a substrate to the sensor part, in which the capillary chip includes a capillary, at least one of antibody for antigen-antibody reaction with the target material inside the capillary, and a photo sensor detecting a color of the substrate.