Abstract: An embodiment relates to a method for producing syngas fermentation products using highly active microorganisms, and in particular, to a method for producing syngas fermentation products using highly active microorganisms capable of maximizing production efficiency of fermentation products by obtaining microorganisms having a highly active cell concentration through a biomass boosting step in a bioreactor and using these in a fermentation process in a separate bioreactor.

Abstract: An active data collection mode control system to reduce crowd sourcing signal data collection required for fingerprint database (FPDB) maintenance is provided. The system includes a mobile device that supports a survey mode, a localization mode, and a crowd-sourcing mode, and a server that receives data from the mobile device, generates and updates an FPDB, and controls a data collection mode.

Abstract: Provided is an atypical environment-based location recognition apparatus. The apparatus includes a sensing information acquisition unit configured to, from sensing data collected by sensor modules, detect object location information and semantic label information of a video image and detect an event in the video image; a walk navigation information provision unit configured to acquire user movement information; a metric map generation module configured to generate a video odometric map using sensing data collected through a sensing information acquisition unit and reflect the semantic label information; and a topology map generation module configured to generate a topology node using sensing data acquired through the sensing information acquisition unit and update the topology node through the collected user movement information.

Abstract: There is provide a method for manufacturing analytical semiconductor samples by using an apparatus for manufacturing analytical semiconductor samples, which minimizes a feedback time by manufacturing a viewing surface that is environment-friendly and has a large area. The method comprising mounting the analytical semiconductor samples to a holder; discharging deionized (DI) water to an upper surface of a polishing plate through a DI water nozzle; grinding the analytical semiconductor samples with the upper surface of the polishing plat; determining whether a desired viewing surface of the analytical semiconductor samples has been acquired after the grinding of the analytical semiconductor samples; and transferring the analytical semiconductor samples to analyze the viewing surface of the ground analytical semiconductor samples based on a determination that the desired viewing surface of the analytical semiconductor samples has been acquired.

Abstract: A jig for charging and discharging a battery cell includes a plate where a target battery cell is disposed; and a lead-fixing jig which is located in at least one side of the plate and fixes an electrode lead drawn from a battery case by pressing the electrode lead from both sides. A recessed portion is formed at an area where the lead-fixing jig contacts the electrode lead.

Abstract: Provided is an atypical environment-based location recognition apparatus. The apparatus includes a sensing information acquisition unit configured to, from sensing data collected by sensor modules, detect object location information and semantic label information of a video image and detect an event in the video image; a walk navigation information provision unit configured to acquire user movement information; a metric map generation module configured to generate a video odometric map using sensing data collected through a sensing information acquisition unit and reflect the semantic label information; and a topology map generation module configured to generate a topology node using sensing data acquired through the sensing information acquisition unit and update the topology node through the collected user movement information.

Abstract: Disclosed is a method for preparing the light absorption layer of a perovskite solar cell using the chemical vapor deposition (CVD) method. The method for preparing the light absorption layer of a perovskite solar cell using the chemical vapor deposition (CVD) method includes forming a PbIx thin film on a substrate by means of chemical vapor deposition; supplying methylamine and an iodine (I) precursor on the PbIx (1?x?2) thin film and forming a CH3NH3PbI3 thin film having a perovskite structure through heat treatment.

Abstract: The present invention provides an external additive for toner, selected from the group consisting of tin oxide fine particles, complex tin oxide fine particles, and a mixture of the same fine particles, wherein the fine particles are (?) charged fine particles having an energy band gap of 3.2 to 3.6 eV, an electronegativity value (?) of 15 to 18, and a Blow-Off charge amount (uC/g) of ?100 to ?150. The external additive for toner of the present invention can: replace nano-sized titanium dioxide which has been conventionally used as an external additive for toner; guarantee general consumers using image devices as well as workers in the image industry safety from the harmful influences that may be generated upon exposure to the nano-sized titanium dioxide detached from the surface of a toner in use; and be safe for the human body.

Abstract: Provided is a segmentation and tracking system based on self-learning using video patterns in video.

Abstract: Provided are a system and method for active data collection mode control for reducing crowd-sourcing signal data collection required for fingerprint database (FPDB) maintenance. The system for active data collection mode control for reducing crowd-sourcing signal data collection required for FPDB maintenance includes a mobile device configured to support a survey mode, a localization mode, and a crowd-sourcing mode and a server configured to receive data from the mobile device, generate and update an FPDB, and control a data collection mode.

Abstract: Provided is a multi-agent based manned-unmanned collaboration system including: a plurality of autonomous driving robots configured to form a mesh network with neighboring autonomous driving robots, acquire visual information for generating situation recognition and spatial map information, and acquire distance information from the neighboring autonomous driving robots to generate location information in real time; a collaborative agent configured to construct location positioning information of a collaboration object, target recognition information, and spatial map information from the visual information, the location information, and the distance information collected from the autonomous driving robots, and provide information for supporting battlefield situational recognition, threat determination, and command decision using the generated spatial map information and the generated location information of the autonomous driving robot; and a plurality of smart helmets configured to display the location positi

Abstract: The present invention is related to a method for producing lithium chloride aqueous solution and a method for producing lithium carbonate, and comprises introducing calcium chloride into a slurry containing a solvent and lithium phosphate; and obtaining a precipitate of chloroapatite which is an poorly soluble phosphoric acid compound and a lithium chloride aqueous solution by reacting lithium phosphate and calcium chloride in the slurry containing the solvent and lithium phosphate.

Abstract: The present invention provides a production method of copper-carbon nanofibers, which can realize oxidation-resistant characteristics and process simplification, the production method comprising the steps of: forming a metal precursor-organic nanofiber comprising a metal precursor and an organic substance; and forming a metal-carbon nanofiber by performing a selective oxidation heat treatment to the metal precursor-organic nanofiber so as to simultaneously oxidize carbon of the organic substance and reduce the metal precursor to a metal, wherein the metal has a lower oxidation resistance than the carbon; the selective oxidation heat treatment is performed through a singly heat treatment step, not a plurality of heat treatment steps; and metal-carbon nanofibers with different structures may be formed according to the amount of partial oxygen pressure under which the selective oxidation heat treatment is performed.

Abstract: An omnidirectional treadmill apparatus. The omnidirectional treadmill apparatus includes: a plurality of segments which are continuously arranged along the direction of a first axis, each of which having a belt part; a first rotation unit for rotating the plurality of segments along the direction of the first axis; and a second rotation unit for rotating the belt part of each segment in the direction of a second axis which is perpendicular to the first axis, wherein the belt part has a toothed surface which is tooth-engaged with the second rotation unit.

Abstract: The present disclosure discloses a method of determining precise positioning. A method of determining precise positioning according to an embodiment of the present disclosure includes: determining at least one piece of image positioning information of at least one image object detected from at least one image; determining at least one piece of wireless positioning information of at least one wireless object on the basis of signal strength of a wireless signal; performing mapping for the at least one piece of image positioning information and the at least one piece of wireless positioning information; and determining final positioning information on the basis of the at least one piece of image positioning information, and the at least one piece of wireless positioning information for which mapping is performed.

Abstract: A display device includes a cradle and a display module. The cradle includes a signal transmission unit configured to transmit an image signal, a housing exposing the signal transmission unit. The display module has a curved shape along a radius of a curvature and includes a signal reception unit configured to receive the image signal, an image display unit configured to display an image based on the image signal, and a second coupling member. The display device is configured to operate in any one of a first state and a second state, in which during the first state, the cradle and the display module are decoupled from each other, and in which during the second state, the first coupling member and the second coupling member are slide-coupled to each other, such that the display module moves along the circumference of a circle of the curvature of the display module.

Abstract: A fitness device-based simulator and a simulation method using the simulator. The fitness device-based simulator includes a feature point extraction unit for acquiring action-sensing information of a user who is located on a fitness device, and extracting feature points for a body skeletal structure of the user based on the action-sensing information, a feature point cluster generation unit for generating multiple feature point clusters by clustering two or more of the feature points, and setting respective cluster symbols for multiple feature point clusters, an exercise pattern information accumulation unit for generating and storing information about a state transition between the multiple feature point clusters of the user, and an exercise state prediction unit for predicting a subsequent exercise state of the user by predicting a feature point cluster subsequent to a feature point cluster currently being generated for the user, based on state transition information.

Abstract: An omnidirectional treadmill apparatus. The omnidirectional treadmill apparatus includes: a plurality of segments which are continuously arranged along the direction of a first axis, each of which having a belt part; a first rotation unit for rotating the plurality of segments along the direction of the first axis; and a second rotation unit for rotating the belt part of each segment in the direction of a second axis which is perpendicular to the first axis, wherein the belt part has a toothed surface which is tooth-engaged with the second rotation unit.

Abstract: An apparatus and method for providing an image-based indoor map. The apparatus for providing an image-based indoor map includes an indoor map request reception unit for receiving an indoor map request for a building having multiple floors from a terminal of a user, an indoor map acquisition unit for acquiring an indoor map corresponding to the building in response to the indoor map request from an indoor map database (DB), and an indoor map provision unit for providing the terminal of the user with information about at least one of multiple image indoor maps, in which multiple floors and Levels of Detail (LoDs) of each image are taken into consideration, and Points of Interest (POIs) for respective multiple floors, based on the indoor map.

Abstract: A display device includes a cradle and a display module. The cradle includes a signal transmission unit configured to transmit an image signal, a housing exposing the signal transmission unit. The display module has a curved shape along a radius of a curvature and includes a signal reception unit configured to receive the image signal, an image display unit configured to display an image based on the image signal, and a second coupling member. The display device is configured to operate in any one of a first state and a second state, in which during the first state, the cradle and the display module are decoupled from each other, and in which during the second state, the first coupling member and the second coupling member are slide-coupled to each other, such that the display module moves along the circumference of a circle of the curvature of the display module.