Abstract: An embodiment method of controlling a state of charge of a vehicle includes receiving input of use information for driving an external device by power of a battery for driving an electric motor, determining expected power consumption of the external device based on the use information, determining a target state of charge based on the expected power consumption, and controlling a driving mode based on the target state of charge.

Abstract: A method of diagnosing degradation of an electrode active material for a secondary battery including obtaining a first differential curve (dQ/dV) by differentiating an initial charge/discharge curve obtained by performing first charging and first discharging of the lithium secondary battery in a voltage range of 2.5 V to 4.2 V, and obtaining a second differential curve (dQ/dV) by differentiating a charge/discharge curve obtained by performing second charging and second discharging of the lithium secondary battery in a voltage range of 2.5 V to 4.2 V, and diagnosing whether a beta phase of the positive electrode active material has been formed by comparing maximum discharge peak values of the first differential curve and the second differential curve.

Abstract: Provided is a method of diagnosing the degradation of a lithium secondary battery in a non-destructive manner without disassembling the battery, which includes: obtaining, from X-ray diffraction (XRD) data obtained during first charging of the lithium secondary battery, a first graph showing the change of the c-axis d-spacing value of the layered positive electrode active material according to the number of moles of lithium ions deintercalated from the layered positive electrode active material during the charging; obtaining, from XRD data obtained during second charging of the lithium secondary battery, a second graph showing the change of the c-axis d-spacing value of the layered positive electrode active material according to the number of moles of lithium ions deintercalated from the layered positive electrode active material during the charging; and classifying a cause of degradation of the secondary battery by comparing the first graph and the second graph.

Abstract: Disclosed is a method of predicting cycle life of a secondary battery comprising a carbon-based hybrid negative electrode, including: measuring a lattice d-spacing of a carbon based negative electrode active material of a target carbon-based hybrid negative electrode using an X-ray diffractometer during charging/discharging of a target secondary battery, and plotting a graph of changes in lattice d-spacing value as a function of charge/discharge capacity (X axis); calculating a target slope difference corresponding to a difference in slope value changed with respect to an inflection point of the graph during discharging in the plotted graph; comparing the target slope difference with a reference slope difference; and predicting if the cycle life of the target secondary battery is improved compared to the reference secondary battery from a result of the comparison.

Abstract: A method of quantitatively analyzing a carbon based hybrid negative electrode including the steps of preparing a secondary battery including a carbon based hybrid negative electrode, where the carbon based hybrid negative electrode comprises a carbon based negative electrode active material and a non-carbon based negative electrode active material, measuring a lattice d-spacing of the carbon based negative electrode active material in the carbon based hybrid negative electrode during charging/discharging of the secondary battery using an X-ray diffractometer and then plotting a graph of a change in lattice d-spacing value as a function of charge/discharge capacity, detecting an inflection point of a slope of the graph during discharging; and then, quantifying capacity contribution of the carbon based negative electrode active material and the non-carbon based negative electrode active material in the total discharge capacity of the secondary battery by the inflection point of the slope of the graph.

Abstract: In a device for evaluating torsional structural performance of girder according to an embodiment of the present disclosure, a guide unit of a support member formed in a shape of an arc having its center that matches a shear center of the girder rotatably supports a rotating member, so that the shear center of the girder matches a center of torsion during clockwise or counterclockwise rotation of the rotating member, thereby measuring an accurate angle of twist and preventing an incident in which the rotating member escapes due to separation of a component by a rotational force.

Abstract: A display device comprises a substrate including a display area and a pad area adjacent to the display area; at least one pad electrode disposed on the substrate in the pad area and connected to the display area; and at least one dummy electrode overlapping the at least one pad electrode and not connected to the display area.

Abstract: A battery management system includes a displacement sensor configured to detect a displacement of a cell group including a plurality of battery cells connected in parallel, and a control unit. The control unit is configured to record the displacement of the cell group at a predetermined time interval for a first diagnosis period from a first time point to a second time point during charging of the cell group. The control unit is configured to determine a first displacement curve from a history of the displacement over the first diagnosis period. The control unit is configured to determine whether the plurality of battery cells is nonuniformly degraded based on the first displacement curve.

Abstract: A medical image processing method using machine learning according to an embodiment of the present invention includes acquiring an X-ray image of an object, identifying a plurality of anatomical regions by applying a deep learning technique for each bone structure region that constitutes the X-ray image, predicting a bone disease according to bone quality for each of the plurality of anatomical regions, and determining an artificial joint that replaces the anatomical region in which the bone disease is predicted.

Abstract: A structure for providing an indoor space includes an air-sterilizing apparatus configured to suction in air existing in the indoor space and to sterilize the suctioned air, a droplet blocking table configured to discharge the sterilized air in a direction toward a table top so as to allow the discharged air to be suctioned in along a central axis of the droplet blocking table, an air-conditioning apparatus configured to move the air suctioned in by the droplet blocking table, and an ordering apparatus configured to perform an order for a menu according to information input from a user.

Abstract: An electronic device is disclosed. The electronic device may include a memory, and a processor electrically connected with the memory. The processor may be configured to install an application, allocate identification information, which is included in a preset range, to the installed application, store, at a first address of the memory, the identification information for indicating access privilege to a system resource, monitor the first address during running of a first process of the application, and terminate the first process, when the identification information stored at the first address is not included in the preset range. Moreover, various embodiment found through the disclosure are possible.

Abstract: The present invention relates to a polishing slurry composition for an STI process, the polishing slurry composition comprising: a polishing solution including polishing particles; and an additive solution containing a nitride film polishing barrier inclusive of a polymer having an amide bond.

Abstract: Disclosed is a microwave application unit for applying a microwave to generate plasma. The microwave application unit includes an antenna plate disposed on the support unit and having a plurality of slots; a power supply configured to apply a microwave to the antenna plate; a dielectric plate disposed above the antenna plate to face the antenna plate; an upper plate disposed above the dielectric plate; and a transmissive plate provided below the antenna plate and configured to transmit the microwave to the processing space, wherein an adjustment groove configured to adjust an electric field is formed on an lower surface of the upper plate.

Abstract: According to an embodiment of the present disclosure, a recipe providing system may include a user cooking apparatus that cooks a product to be cooked according to a recipe, a user terminal that provides identification information on the product to be cooked and information on the user cooking apparatus, and a recipe providing device that generates a recipe based on performance of the user cooking apparatus and identification information on the product to be cooked provided from the user terminal, and provides the generated recipe to the user cooking apparatus and the user terminal.

Abstract: An apparatus and a method for correcting a vehicle member, by which twisting or deflection of a vehicle member including a side member of the vehicle, may be corrected, may be disclosed, wherein the apparatus for correcting a vehicle member includes a base extending in a lengthwise direction thereof, and a plurality of correction units disposed on the base to be movable.

Abstract: The present disclosure relates to a polishing slurry composition for an STI process and, more specifically, to a polishing slurry composition for an STI process, the polishing slurry composition comprising: a polishing solution including polishing particles; and an additive solution containing a polymer having an amide bond, and a polysilicon film polishing barrier inclusive of a monomer having three or more chains linked to one or more atoms.

Abstract: There is provided an unmanned cafe management system including a making device, an error control device to control the making device by setting the making device into disabled state and generate an error occurrence signal when receiving an error signal of the making device, an inspection management device to receive input of a management completion signal, measure an elapsed time and generate a management request signal when the elapsed time reaches a time interval according to a management request ratio to a management cycle, and a manager terminal device to receive and output the error occurrence signal or the management request signal.

Abstract: The present disclosure relates to a global positioning system for compensating for relative positioning errors between vehicles. A follower vehicle of the global positioning system includes a correction message receiver configured to receive correction message including velocity information about a leader vehicle and GNSS raw measurements of the leader vehicle from the leader vehicle, a relative positioning result calculator configured to calculate a relative positioning result between the leader vehicle and the follower vehicle based on the GNSS measurements of the leader vehicle, and a relative positioning result corrector configured to calculate a corrected relative positioning result through an operation based on the calculated relative positioning result and the velocity information about the leader vehicle.

Abstract: There is provided a mobile antiviral robot including a first antiviral unit to purify air, a second antiviral unit provided to spray a disinfectant solution, a third antiviral unit provided to emit ultraviolet radiation, a sensor unit to measure a pollution degree of the air, detect an object and generate position information, a learning unit to generate a path model by learning the position information, and a control unit to control a rotation speed of a blowing fan, set a movement path according to a status of the object, set as a region of interest when the pollution degree is greater than a preset pollution threshold range, and generate a movement path from the path model.

Abstract: A polishing slurry composition enabling implementation of multi-selectivity is provided. The polishing slurry composition includes: a polishing liquid including abrasive particles; and an additive liquid, in which the additive liquid includes a polymer having an amide bond, and a cationic polymer.