Abstract: Disclosed is an image-based cooperative simultaneous localization and mapping system and method by using rendezvous. An embodiment of the present invention provides an image-based cooperative simultaneous localization and mapping method in a multi-platform system, the method comprising the steps of: estimating a camera posture on the basis of an image input through a camera in a single SLAM scheme and manufacturing an local map by each of multiple platforms; extracting a non-static feature from the image and managing same; transmitting, to a ground station, the camera posture, the local map, and the non-static feature as platform data; determining, by the ground station, whether a rendezvous situation has occurred between one of the multiple platforms and the remaining platforms, on the basis of the platform data; and when the rendezvous situation occurs, fusing the local map received from two or more rendezvoused platforms into a global map.

Abstract: Display apparatus includes LEDs, bottom chassis to accommodate the LEDs; and reflective member disposed on the bottom chassis. The reflective member includes a reflective bottom portion, and a reflective inclined portion obliquely formed to face a rear surface of the display panel which includes first regions that respectively correspond to LEDs located adjacent to the reflective inclined portion, and second regions each provided between two neighboring first regions and has a reflective characteristic different from a reflective characteristic of a neighboring first region. Second regions and neighboring first regions are on the reflective inclined portion having a uniform incline angle with respect to a side edge of the reflective bottom portion, the first regions include a group of light adjusting members, and the group of light adjusting members of each of the first regions is disposed to correspond to one of the LEDs disposed adjacent to the reflective inclined portion.

Abstract: The present invention relates to a method for culturing a 3-dimensional lung cancer organoid and a method for preparing a patient-derived xenograft animal model using the same. More specifically, the present invention relates to a method for culturing a 3-dimensional lung cancer organoid, a lung cancer organoid prepared by the method, a medium composition for culturing the lung cancer organoid, a method for preparing a xenograft animal model using the lung cancer organoid, a patient-derived lung cancer organoid xenograft animal model prepared by the method, and a method for analyzing therapeutic efficacy of an anticancer agent and a method for screening an anticancer agent, using the animal model.

Abstract: The present disclosure relates to a high-entropy alloy and a manufacturing method therefor, and in particular, a high-entropy alloy and a manufacturing method therefor that comprises a multi-element alloy matrix and Cu, and comprises an alloy having a face-centered cubic (FCC)-based phase, such that the high-entropy alloy may have greater hardness and strength than an existing transition metal alloy while maintaining a FCC-based single phase, and has high lubricity.

Abstract: A camera module includes: a first lens module disposed in a housing; and a reflective module. The reflective module includes: a reflective member including at least two reflective surfaces disposed at different angles and configured to reflect light passing through the first lens module; and a carrier disposed between the reflective member and the housing. The cameral module further includes an image sensor configured to collect light reflected from the reflective module. The reflective member is configured to move in a first direction with respect to the carrier, and the carrier is configured to move in a second direction perpendicular to the first direction with respect to the housing.

Abstract: An integrated circuit device includes a substrate having source and drain recesses therein that are lined with respective silicon-germanium liners and filled with doped semiconductor source and drain regions. A stacked plurality of semiconductor channel layers are provided, which are separated vertically from each other within the substrate by corresponding buried insulated gate electrode regions that extend laterally between the silicon-germanium liners. An insulated gate electrode is provided on an uppermost one of the plurality of semiconductor channel layers. The silicon-germanium liners may be doped with carbon.

Abstract: The inventive concept provides a substrate treating apparatus. The substrate treating apparatus includes a batch-type treating bath for treating a substrate in a batch-type manner; a single-type treating chamber for treating the substrate in a single-type manner; and a buffer chamber positioned on a transfer path of the substrate transferred between the batch-type treating bath and the single-type treating chamber, and supplying a liquid for maintaining a wetting state of the substrate.

Abstract: A method for outputting a drawing reference number description regarding a patent drawing reference number according to an embodiment of the present disclosure may include recognizing a size of a patent drawing and a position of a drawing reference number included in the patent drawing and acquiring a relative position coordinate of the drawing reference number in the patent drawing; setting a relative position coordinate of the drawing reference number description corresponding to the drawing reference number based on the acquired relative position coordinate; and outputting the drawing reference number description on the set relative position coordinate, thereby outputting such that the drawing reference number description corresponds to the drawing reference number.

Abstract: The inventive concept provides a substrate treating apparatus. The substrate treating apparatus includes a first process treating unit configured to treat a substrate in a single-type method; a second process treating unit configured to treat a substrate in a batch-type method; and a posture changing unit provided between the first process treating unit and the second process treating unit and configured to change a posture of the substrate between a vertical posture and a horizontal posture, and wherein the substrate is loaded to and unloaded from the first process treating unit.

Abstract: The present invention provides an apparatus for treating a substrate, the apparatus including: a processing tank having an accommodation space in which a processing liquid is accommodated; a support member for supporting at least one substrate in the receiving space in a vertical posture; and a posture changing robot for changing a posture of the substrate in a state of being immersed in the liquid state from the vertical posture to a horizontal posture, in which wherein the posture changing robot includes: a hand configured to grip the substrate; and an arm for moving the hand.

Abstract: The inventive concept provides a substrate treating apparatus. The substrate treating apparatus includes a treating bath having an accommodation space for accommodating a treating liquid; a support member configured to support at least one substrate in a vertical posture at the accommodation space; and a posture changing robot configured to change a posture of a substrate immersed in the treating liquid from the vertical posture to a horizontal posture, and wherein the posture changing robot comprises: a body configured to hold the substrate thereon; and a liquid supply member configured to supply a wetting liquid to the substrate placed on the body.

Abstract: Disclosed in the present invention is a secondary battery having a safety vent integrally formed with a side wall part of a case thereof whereby the secondary battery is improved in safety and has the effect of reducing manufacturing cost and simplifying process. As an example, disclosed is a secondary battery comprising: an electrode assembly; a case for receiving the electrode assembly; and a cap plate for covering an opened opening of the case, wherein the case includes two pairs of side wall parts, the side wall parts in each pair facing each other, and a bottom part perpendicular to the side wall parts, and a safety vent is integrally formed with an edge part of one region selected from the side wall parts and the bottom part.

Abstract: A vehicle charger includes a power factor correction converter configured to correct the power factor of alternating current (AC) power is integrated with an input terminal of a DC-DC converter configured to generate a direct-current (DC) voltage having a magnitude required for an energy storage device in the vehicle, thereby reducing the size of the vehicle charger, reducing the number of required elements, and allowing the vehicle charger to have high efficiency; and a method for controlling the same.

Abstract: A vehicle battery charging system includes a main battery, an auxiliary battery, an integrated converter that includes a high voltage charging device that supplies power to the main battery and a low voltage charging device that supplies power to the auxiliary battery, a solar cell that converts sunlight into electrical energy, a solar cell converter that converts an output of the solar cell into a voltage corresponding to a voltage of the auxiliary battery and outputs the converted voltage to the auxiliary battery, and a switching device that switches between the integrated converter and external power and the integrated converter and the solar cell, wherein the switching device connects the integrated converter and the solar cell in a solar cell only charging mode in which the auxiliary battery is charged by the solar cell.

Abstract: A system for controlling a vehicle including a solar cell includes: a high-voltage battery; a low voltage DC-DC converter (LDC) down-converting a voltage of the high-voltage battery; an auxiliary battery and an electrical load receiving the down-converted voltage from the LDC; a solar cell; a first solar cell converter converting output power of the solar cell into a voltage corresponding to a voltage of the auxiliary battery; a second solar cell converter converting the output power of the solar cell into a voltage corresponding to a voltage of the high-voltage battery; and a controller controlling operations of the LDC, the first solar cell converter, and the second solar cell converter based on a result of comparison between the output power of the solar cell and power consumption of the electrical load and based on a state of charge (SOC) of the auxiliary battery.

Abstract: A method of controlling a low voltage DC-DC converter of a hybrid vehicle includes determining whether cold cranking of the hybrid vehicle occurs based on a size and a rate of change of a detection value obtained by detecting a voltage of the auxiliary battery, a first adjusting operation of setting an output voltage command of the low voltage DC-DC converter to substantially the same value as the detection value and adjusting an output voltage of the low voltage DC-DC converter when determining that cold cranking occurs in the determining, and a second adjusting operation of adjusting the output voltage command and adjusting an output voltage of the low voltage DC-DC converter based on whether the detection value is increased or reduced and a comparison result between the detection value and a size of the output voltage command.

Abstract: A method for controlling charge or discharge of a battery in a battery system including a DC converter down-converting an input voltage thereof and outputting an output, a battery connected to an output terminal of the DC converter, and an electric load connected to the output terminal of the DC converter and supplied with electric power from at least one of the DC converter and the battery, may include measuring a temperature of the battery, first controlling, by a controller, an output of the DC converter so that a charging current supplied to the battery from the DC converter becomes a preset maximum value, when the temperature of the battery is lower than a first predetermined temperature, and second controlling, by the controller, the output of the DC converter such that a current of the battery is substantially equal to zero, when the temperature of the battery is higher than a second predetermined temperature which is higher than the first predetermined temperature.

Abstract: A system for controlling a low voltage DC-DC converter for a vehicle is provided. The system includes a low voltage DC-DC converter that converts a voltage of a main battery into a low voltage and outputs the same. An electric device is connected to an output terminal of the low voltage DC-DC converter and a first relay is connected to the output terminal of the low voltage DC-DC converter at a first terminal thereof. An auxiliary battery is connected to a second terminal of the first relay and a controller turns off the first relay and operates the low voltage DC-DC converter to output a minimum voltage capable of operating the electric device when the auxiliary battery is charged to a preset reference value or more while the main battery is being charged.

Abstract: A method of operating an on-board charger for charging a high voltage battery of an electrically-charged vehicle includes supplying a DC voltage obtained by converting an AC voltage to the high voltage battery to perform a charging operation, measuring an internal voltage of a DC EMI filter for removing noise of the DC voltage, generating a leakage current estimate based on the internal voltage, and controlling the charging operation in accordance with the leakage current estimate.

Abstract: A method of controlling a low voltage DC-DC converter of a hybrid vehicle includes determining whether cold cranking of the hybrid vehicle occurs based on a size and a rate of change of a detection value obtained by detecting a voltage of the auxiliary battery, a first adjusting operation of setting an output voltage command of the low voltage DC-DC converter to substantially the same value as the detection value and adjusting an output voltage of the low voltage DC-DC converter when determining that cold cranking occurs in the determining, and a second adjusting operation of adjusting the output voltage command and adjusting an output voltage of the low voltage DC-DC converter based on whether the detection value is increased or reduced and a comparison result between the detection value and a size of the output voltage command.