Abstract: Disclosed is a force sensor. More particularly, the force sensor includes a first permanent magnet layer; a magnetic tunnel junction disposed on the first permanent magnet layer and configured to have a preset resistance value; and a second permanent magnet layer disposed to be spaced apart from the magnetic tunnel junction, wherein the second permanent magnet layer moves in a direction of the first permanent magnet layer when pressure is applied from outside, the preset resistance value of the magnetic tunnel junction is changed when a magnetic field strength formed between the first permanent magnet layer and the second permanent magnet layer becomes a preset strength or more according to movement of the second permanent magnet layer, and the force sensor senses the pressure based on a change in the preset resistance value.

Abstract: A high-voltage battery control apparatus includes a plurality of high-voltage battery controllers configured to respectively monitor states of a plurality of high-voltage batteries included in one high-voltage battery pack depending on a predetermined period for monitoring the high-voltage battery pack, wherein the high-voltage battery controllers are configured to transition state of the plurality of high-voltage battery controllers together to an end state when a high-voltage battery controller among the high-voltage battery controllers, which has completed a monitoring operation, first waits until all monitoring operations of the high-voltage battery controllers that have not yet completed monitoring operations are completed and then all the monitoring operations of the high-voltage battery controllers are completed.

Abstract: A functional safety system of a robot according to an exemplary embodiment of the present disclosure can duplicate modules so as to satisfy a performance level d (pl-d) required for the functional satisfy of a robot.

Abstract: A functional safety system of a robot according to an exemplary embodiment of the present disclosure can duplicate modules so as to satisfy a performance level d (pl-d) required for the functional satisfy of a robot.

Abstract: A functional safety system of a robot according to an exemplary embodiment of the present disclosure can generate a safety zone which is a zone to sense whether an obstacle is present.

Abstract: The present disclosure describes an apparatus and method for alternating electric fields therapy using an optimization algorithm, and an apparatus for alternating electric fields therapy for treating tumors in a patient by applying electric fields to the tumors and normal tissues using one or more pairs of electrode pads containing most of the electrodes and including an image classifier to classify at least one organ in the patient's image for each organ, and an electric field optimizer to set the number and position of the applied electrodes based on the classified tumors and normal tissues, arrange the electrodes on electrode pads of preset size, and determine different magnitudes of voltage for the set of electrodes.

Abstract: Disclosed is a method of depositing thin film, the method comprising: supplying an adduct precursor to the inside of a chamber in which a substrate including at least one gap feature is placed so that the adduct precursor is adsorbed to the substrate; purging the interior of the chamber; and supplying a reaction material to the inside of the chamber so that the reaction material reacts with the adduct precursor to form the thin film and fill the gap feature, wherein the adduct precursor is formed by mixing 1 to 5 moles of a compound and 1 to 5 moles of a metal compound.

Abstract: Disclosed is a method for manufacturing an aluminum precursor formed by mixing 1 to 3 moles of a compound represented by the following Chemical Formula 1 or following Chemical Formula 2 and 1 to 3 moles of a compound represented by the following Chemical Formula 3. wherein X is O or S, and R1 or R2 is each independently selected from an alkyl group having 1 to 8 carbon atoms, a cycloalkyl group having 3 to 6 carbon atoms, and an aryl group having 6 to 12 carbon atoms. wherein X is O or S, n is 1 to 5, and R1 to R4 are each independently selected from a hydrogen atom, an alkyl group having 1 to 5 carbon atoms, a cycloalkyl group having 3 to 6 carbon atoms, and an aryl group having 6 to 12 carbon atoms. wherein R1, R2 and R3 are different from each other, and each independently selected from a hydrogen atom, an alkyl group having 1 to 6 carbon atoms, a dialkylamine having 1 to 6 carbon atoms, a cycloamine group having 1 to 6 carbon atoms, or a halogen atom.

Abstract: The present disclosure relates to a rotation prevention member of a leg screw for fixing a bone that is configured to prevent rotation of a leg crew that is coupled to a nail in a medullary cavity such as a femur and fixes a fracture portion. The rotation prevention member of a leg screw for fixing a bone, in which a femoral nail is fitted in an end of a femoral marrow, a leg screw combined with a cap is laterally inserted in a transverse hole formed at an angle with respect to a longitudinal axis of the nail, and the leg screw is fixed to be longitudinally movable without rotating in the transverse hole, includes: pin guide grooves formed symmetric to each other in a longitudinal direction of the leg screw; a superelastic member inserted in the pin guide grooves; and a cap thread-fastened to a rear surface of the leg screw to prevent separation of the superelastic member in order to prevent rotation between a threaded portion of the leg screw and a bone due to rotation after a fracture part is occupied.

Abstract: The present disclosure relates to a surgical aiming device 1 that prevents a sleeve from being pushed backward or shaken when a drill or a leg screw is implanted after a guide sleeve is mounted on an aiming device. The surgical aiming device includes: a body 20 having an aiming arm 21 and a barrel 22; a guide sleeve 30 disposed at an end of the aiming arm 21 and guiding a nail 10 and a leg screw 12; and a knob 40 for detachably attaching the guide sleeve 30, in which the guide sleeve 30 can be detachably attached in a one-touch type by a guide sleeve attachment/detachment unit 100 installed at an end of the aiming arm. The guide sleeve attachment/detachment unit 100 includes: an operation unit 21a installed at an end of the aiming arm 21; a button 110 installed at the operation unit 21a and partially exposed to the outside; an operation lever 120 being rotated on a rotary shaft by operation of the button 110; and a threaded portion 30a controlled by the operation lever 120 and formed on the guide sleeve 30a.

Abstract: Provided are a method and apparatus for providing a counseling service. A method of operating a counseling center server interworking with an instant messaging service includes activating a connection with a chatbot server linked to a channel in a chat room, calling a chatbot block corresponding to a specific task included in the chatbot server through the chat room, transmitting a message received from a terminal of a user connected to the chat room to the chatbot server as an input of the chatbot block, and transmitting an output of the chatbot block in response to the message received from the chatbot server to the terminal of the user.

Abstract: Provided are a method and apparatus for providing a counseling service. A method of operating a counseling center server interworking with an instant messaging service includes acquiring, based a search request for a message transmitted to a channel registered in the service, a search result of a chatbot server linked to the channel, providing an interface for inputting a value of at least one parameter included in the search result to a terminal of a counselor linked to the channel, acquiring an entity corresponding to the parameter based on the message, determining a value of the parameter based on at least one of the acquired entity and data input through the interface, and requesting, based on the determined value of the parameter, an instant messaging server configured to provide the service to transmit a response message corresponding to the search result.

Abstract: An apparatus and method for analyzing time series data on the basis of machine learning are provided. According to the disclosed embodiments, it is possible to effectively augment time series data, which is a target to be learned, according to characteristics of the time series data, thereby solving a problem of overfitting a machine learning model due to limited training data and a problem of deterioration of prediction accuracy due to imbalance of distribution of time series data and improving reliability of time series data analysis. In addition, according to the disclosed embodiments, it is possible to effectively set an optimal parameter for augmenting time series data.

Abstract: A method of operating a counseling center server interworking with an instant messaging service includes, in response to a request for opening a counseling center of a channel registered in the service, creating a counseling center module corresponding to the channel, receiving a search request based on a message transmitted to a chat room of the channel included in the counseling center module, transmitting a query corresponding to the search request to a search medium interworking with the counseling center module based on an interworking structure of the counseling center module, the search medium comprising at least one of a knowledge database and a chatbot, creating a search result corresponding to the search request based on a response to the query received from the search medium, and requesting an instant messaging server providing the service to transmit the search result through the chat room.

Abstract: The region segmentation apparatus and method for map decomposition of a robot according to the exemplary embodiment of the present disclosure segment the grid map into a plurality of regions in consideration of the graphic characteristic of the space and obstacles disposed in the space.

Abstract: A map noise reduction apparatus and method of a robot according to the exemplary embodiment of the present disclosure reduce a noise such as an outer noise and an inner nose which may be caused due to a sensor characteristic and an environmental factor while generating a grid map and simplify a contour of the grid map to provide a neater and clear grid map.

Abstract: An electronic device includes a wireless communication circuit, a secure element configured to store information, the information including a first identifier indicating the secure element and at least one second identifier indicating a profile for a wireless communication service provided by at least one cellular network, at least one processor, and a memory configured to store instructions. The instructions, when executed, cause the at least one processor to transmit the first identifier to a first external server, via the wireless communication circuit, receive a second identifier and a profile associated with the second identifier from the second external server via the wireless communication circuit and store the second identifier and the profile in the secure element, and receive a first request, including the second identifier, associated with management of the profile, from the first external server.

Abstract: A three-dimensional around view providing apparatus for providing a 3D around view through a user interface module included in a vehicle may include a plurality of image pickup units mounted in the vehicle, a depth estimator configured to receive a plurality of images from the plurality of image pickup units and to acquire a plurality of depth maps corresponding to the plurality of images, a controller configured to minimize a depth difference between a first boundary region of a first depth map and a second boundary region of a second depth map. At least one among an autonomous vehicle, a user terminal, and a server according to embodiments of the present disclosure may be associated or integrated with an artificial intelligence (AI) module, a drone (unmanned aerial vehicle (UAV)), a robot, an augmented reality (AR) device, a virtual reality (VR) device, a 5th-generation (5G) service related device, and the like.