baber/WOPTO huggingface dataset:
Patent KR-20190136502-A (KR)
Inventor: CHO BYUNG GEUK
IPC: H02P27/08
Filed: 2018-05-31
Abstract: The present invention provides an inverter control device which expands linearity by maximizing output voltage of an inverter in an overmodulation section. According to an embodiment of the present invention, the device comprises: an inverter unit including a plurality of switching elements arranged to a predetermined topology and generating three-phase alternating current output voltage by switching of the switching element by receiving direct current terminal voltage; a voltage command output unit providing a pulse width modulation (PWM) control signal corresponding to an initial voltage command to the switching element of the inverter unit if the initial voltage command is inside a voltage limitation line; a modulation index modification unit modifying a modulation index of the initial voltage command when the initial voltage command is outside the voltage limitation line; and an overmodulation voltage command generation unit generating an overmodulated voltage command (overmodulation voltage command) by limiting the initial voltage command (modification voltage command) modified by the modified modulation index to the voltage limit line.
Patent KR-20190140718-A (KR)
Inventor: GOO DONG CHEON
IPC: F41J1/00
Filed: 2018-06-12
Abstract: The present invention relates to an apparatus for collecting warheads, which is installed on a rear side of a target site in a shooting range using live ammunition, to collect the launched warheads. According to the present invention, the apparatus for collecting warheads comprises: an enclosure including a frame structured to form edge parts in a hexahedron shape and panels each placed so that an opening is formed on the front side and an open-top warhead collection space communicating with the opening while having each panel as inner walls is formed, wherein the panels include side surface panels placed on the left and right side surfaces of the opened frame, a rear panel placed on the rear surface of the opened frame, and a bottom panel placed on the bottom surface of the opened frame; a penetrating panel placed in the opening of the enclosure to allow the warheads entering the warhead collection space to penetrate therethrough so that the warheads enter the warhead collection space at reduced speed; and buffering powder filling the warhead collection space to buffer and reduce the speed of the warhead penetrating and entering the warhead collection space, thereby allowing the warhead to remain in the warhead collection space, wherein the penetrating panel is made of panel members manufactured with a high-density polyethylene resin, thereby allowing the warhead hole generated by the penetrating warhead to be reduced by the panel members′ own restoration force.
Patent KR-20190142550-A (KR)
Inventor: YUN SE WON
IPC: H01L27/11529
Filed: 2018-06-18
Abstract: Disclosed is a nonvolatile memory device including an erase control circuit. The nonvolatile memory device according to an embodiment of the present invention can comprise: a substrate; a memory cell array including a plurality of vertical channel structures disposed to be spaced apart from each other along a first direction and a second direction perpendicular to the first direction, and extending in a direction perpendicular to the substrate; a plurality of bit lines extending in the second direction and each of the plurality of bit lines is electrically connected to one end of the plurality of vertical channel structures; and an erase control circuit forming a plurality of groups including at least two lines of the plurality of bit lines and applying different erase voltages to at least two groups of the plurality of groups in an erase operation on the memory cell array.
Patent KR-20180079265-A (KR)
Inventor: PARK JUNG HO
IPC: C09D5/18
Filed: 2018-06-29
Abstract: The present invention relates to an LED street light. More specifically, the present invention relates to an LED street light which comprises a thermal conductive pad and an internal heat radiation plate so as to efficiently and quickly radiate heat generated in an LED device and a substrate, and to improve a waterproof shield function as well.
Patent KR-20190008148-A (KR)
Inventor: JANG SEON HO
IPC: C12M3/00
Filed: 2018-07-13
Abstract: The present invention provides a cell culture container. According to an embodiment of the present invention, the cell culture container including an accommodation unit that is an internal space having a cell culture support contained therein comprises a fixing member for fixing the cell culture support to the bottom surface of the accommodation unit. The fixing member includes: a first adhesive layer attached to the bottom surface of the accommodation unit; a second adhesive layer attached to the bottom surface of the cell culture support; and a support film interposed between the first and second adhesive layers to perform a support function, wherein it is implemented that adhesive strength between the second adhesive layer and the cell culture support is larger than adhesive strength between the first adhesive layer and the bottom surface of the accommodation unit. Therefore, the cell culture container of the present invention can contribute to uniform proliferation of the cells by preventing non-uniform dispersion of a culture solution due to shaking of the support in the process of culturing cells, preventing leaning or the like due to movements of cultured cells, and thus imparting the same mechanical, physical and chemical stimuli to each of the cells. Further, the cell culture container not only can prevent degeneration, deintercalation or the like due to biochemical mechanism, but also can prevent damage to the cultured cells due to more stimuli than necessary to the cultured cells by enabling the cell culture support to be easily separated from the cell culture container. Further, the cell culture container can prevent uniformity deterioration of aggregate shapes due to a difference in physical and chemical stimuli applied to each of aggregates in the process of recovering the cell culture support in case of colony cells which are proliferated while forming a colony.
Patent KR-20200009188-A (KR)
Title: A annealing method for enhancing driving current of transistor using localized heat
Inventor: CHOI YANG KYU
IPC: H01L29/16
Filed: 2018-07-18
Abstract: The present invention relates to a transistor annealing method for improving an output current of a field effect transistor by using local Joule heat generated by an electric signal applied to a gate electrode, a source electrode, and a drain electrode of a transistor. According to the present invention, local Joule heat with high temperature is generated for a short time in a transistor to reduce contact resistance, to remove a defect by unstable bonding and impurities such as moisture, oxygen, polymer residues, etc., and to improve the current characteristics of the transistor by increasing the electron mobility in the channel region.
Patent KR-20200014635-A (KR)
Inventor: JO BYUNG WAN
IPC: E21F1/08
Filed: 2018-08-01
Abstract: Disclosed are a method and an apparatus for natural ventilation of an underground space tunnel using plasma and waterfalls. According to one embodiment, the apparatus for natural ventilation of the tunnel includes an air flow layer configured in at least a portion of an inner wall of the tunnel and having an inner space configured in a streamlined shape to guide a cross section of the inner space of the tunnel to be reduced from one side to the other side. The air flow layer can guide a train wind or a vehicle wind in an air flow direction of an air dust collection and suction part at an increased speed as the inner space of the tunnel is configured in the streamlined shape.
Patent KR-20200017159-A (KR)
Title: A Neck Wearing Device
Inventor: KIM EUN KYUNG
IPC: A47C16/00
Filed: 2018-08-08
Abstract: The present invention relates to a device worn around a neck to reduce fatigue of the neck. According to the present invention, the device worn around a neck comprises a wearing part (201) and a coupling part (250) installed in the wearing part (201) and having first and second coupling parts (251, 253) detachably coupled to each other. The wearing part (201) is worn by surrounding the neck and coupling the first and second coupling parts (251, 253). The wearing part (201) comprises first and second planar wearing parts (210, 220). The coupling part (250) comprises the first coupling part installed on the inner surface of one longitudinal side of the wearing part (201) and the second coupling part (253) installed on the outer surface of the other longitudinal side of the wearing part (201) and detachably coupled to the first coupling part (251). The first and second wearing parts (210, 220) are connected by a portion with a small width to be separated from each other on both lateral sides of the connection part (230).
Patent KR-20200019451-A (KR)
Title: A water-soluble, multi-use eyedrops composition for the treatment of dry eye syndrome containing rebamipide and a method for solubilization and stabilization thereof
Inventor: HWANG SUNG WOO
IPC: A61K47/02
Filed: 2018-08-14
Abstract: The present invention relates to a water-soluble multi-use eye drop composition for treating dry eye syndrome, containing rebamipide, and a method of solubilizing and stabilizing the same. More specifically, the present invention relates to an eye drop composition for treating dry eye syndrome, which remains in an aqueous solution state by using a buffer that does not contain components with anti-inflammatory effects, such as aminocaproic acid, etc., and has excellent preservative effect, and to a preparation method of the same. The eye drop composition for treating dry eye syndrome of the present invention contains an alkali for solubilizing rebamipide, contains a stabilizer for maintaining a stable supersaturated state, preservatives, and a chelating agent for enhancing the effect of the preservatives, and contains a specific kind of buffer for maintaining a physiologically compatible pH of 7 to 8, and an osmotic regulator. The preparation method comprises the steps of: dissolving preservatives in water, and adding and dissolving therein rebamipide or a pharmaceutically acceptable salt thereof, a stabilizer, and an alkali, to produce a water-soluble eye drop solution of pH 10 to 11; adding and dissolving in the eye drop solution, a buffer and at least one osmotic regulator selected from non-ionic osmotic regulators; adding and dissolving therein a chelating agent; adjusting the same to the pH of 7 to 8 by boric acid; filtering the same by a syringe filter; and sterilizing the same. The eye drop solution thus prepared is in an aqueous solution state, is stable when frozen, refrigerated, or at room temperature, and is stable even when stored frozen or at room temperature.
Patent KR-20180097476-A (KR)
Title: Apparatus and method for outputting informaiton
Inventor: KIM JU YOON
IPC: H04M1/247
Filed: 2018-08-20
Abstract: The present invention relates to an apparatus for outputting information and a method thereof. According to an embodiment of the present invention, the apparatus for outputting information comprises: a first generation unit for generating information on a mission to be performed by a user who carries an object from a recognition mark included in the object; a first reception unit for receiving a mission performance start signal from the user who has confirmed the information on the mission; a second generation unit for generating a first induction signal for inducing the user to a mission performance completion point from a mission performance start point included in the information on the mission based on user information; a second reception unit for receiving a mission performance completion signal generated by allowing a first transmission apparatus provided at the mission performance completion point to receive the information on the mission; and an output unit for outputting the information on the mission generated by the first generation unit, the first induction signal generated by the second generation unit and the mission performance completion signal received by the second reception unit so as to be recognized by the user. The purpose of the present invention is to induce a user to safely complete mission performance by receiving information on a mission to be performed by the user, from a recognition mark included in an object.
Patent KR-20200027287-A (KR)
Title: Manufacturing method for fermentation vinegar using by-product of red-ginseng and fermentation vinegar manufactured by same method
Inventor: YEO SOO HWAN
IPC: C12J1/00
Filed: 2018-09-04
Abstract: The present invention relates to a method of manufacturing fermented vinegar using red ginseng by-products, and fermented vinegar manufactured by the method. Specifically, the vinegar of the present invention manufactured by adding a strain of Acetobacter pasteurianus KACC 17058 to a mixture of red ginseng saccharification solution and alcohol shows an acidity of 5% or more, and thus the method for manufacturing red ginseng fermented vinegar according to the present invention can be advantageously used in the food industry to recycle left red ginseng by-products discarded by manufacturers.
Patent KR-20190087268-A (KR)
Title: a hybrid flotation separation system
Inventor: PARK JONG TAEK
IPC: C02F1/38
Filed: 2018-09-10
Abstract: The present invent relates to a flotation separation water treatment system among water treatment techniques, and more specifically, to a hybrid flotation separation system in which centrifugal separation power of a hydro cyclone, dissolving power of fine bubbles, penetration force into floc, and floc forming force of an integrated coagulant are combined. The hybrid flotation separation system includes: mixer units (100) including a three-phase mixing pipe (110), an inflow pipe (120), a pressurization unit (130) and an internal pipe (140); and a flotation separation tank (200). The internal pipe (140) includes a side surface portion (141), a top portion (142) and a bottom portion (143), and a plurality of side surface inflow holes (144) are formed in the side surface portion (141) such that rotary power is generated while a mixed solution of wastewater and the coagulant flows in the internal pipe (140). Two or more of the mixer units (100) are installed. The flotation separation tank (200) includes a floating unit (210), a separation unit (220) and an outflow unit (230), and a skimming device (300) is additionally included. The hybrid flotation separation system is rarely affected by or is very strong against load variation of contaminants.
Patent KR-20200030841-A (KR)
Title: Method of making meat broth
Inventor: SHIN JEONG SUN
IPC: A23L13/50
Filed: 2018-09-13
Abstract: The present invention relates to a method for preparing meat broth which is a basis for various broth-based dishes such as noodles and miso soup by using pork and chicken. The method for preparing the meat broth according to the present invention comprises a step of firstly heating first main materials including pork leg bones, other pork bones or pork back bones and second main materials including chicken feet or chicken bones in water; and a step of secondly heating by introducing subsidiary materials including radish, whole ginger, onion, green onion root and green onion leaves to the firstly heated broth.
Patent KR-20200032815-A (KR)
Inventor: OH JUN WOOK
IPC: B62D6/00
Filed: 2018-09-19
Abstract: The present invention relates to a control method of a rear wheel steering system that prevents a sudden change in a rear wheel steering control amount when an error occurs in a wheel speed sensor. According to the present invention, disclosed is the control method of a rear wheel steering system, which detects the error in the wheel speed sensor based on the output value of the wheel speed sensor, estimates a vehicle speed using the output value of a remaining normal wheel speed sensor except for the output value of an abnormal wheel speed sensor in which the error is detected, when the error in the wheel speed sensor is detected, and controls the steering of a rear wheel based on the estimated vehicle speed.
Patent KR-20200034484-A (KR)
Title: Method and apparatus for transmitting and receiving data in a wireless communication system
Inventor: KIM DONG GUN
IPC: H04W12/10
Filed: 2018-09-21
Abstract: The present disclosure relates to an operation method of a PDCP layer device in a wireless communication system. The operation method capable of effectively providing a service in a wireless communication system comprises the steps of: receiving data; filtering the received data according to predetermined criteria; and performing a decryption or integrity verification procedure on the filtered data.
Patent KR-20190038398-A (KR)
Title: Vehicle exhaust gas treatment catalyst, method for preparing thereof and method for vehicle exhaust gas treatment using the same
Inventor: HO JIN CHOI
IPC: B01J21/06
Filed: 2018-09-27
Abstract: The present invention relates to catalyst particles for treating exhaust gas, capable of exhibiting high efficiency catalyst performance and excellent catalyst lifetime, a preparing method thereof, and a method for treating exhaust gas of a vehicle by using the same. The catalyst particle for treating exhaust gas of the present invention comprises: a composite nanoparticle in which precious metal is supported on a zirconium-based semiconductor nanoparticle; and a porous ceramic carrier.
Patent KR-20200013565-A (KR)
Inventor: CHIEH CHEN
IPC: H01L21/67
Filed: 2018-10-08
Abstract: A method for mass arrangement of micro-component devices comprises the following process steps of: disposing micro-component devices to float on a suspending liquid, wherein the micro-component devices are spaced apart from each other with a larger initial gap in a first direction and a second direction; using electro-magnetic force to move the floated micro-component devices closer so that the micro-component devices are spaced apart from each other with a smaller specific target gap in the first and the second directions; and transferring the arranged micro-component devices with the target gap on a carrier substrate. A system for arranging micro-component devices is also disclosed to implement the method. Therefore, a precisely arranged array of the micro-component devices can be formed on a target application substrate.
Patent KR-20200044187-A (KR)
Inventor: JUNG HWI SUNG
IPC: B60S1/56
Filed: 2018-10-08
Abstract: According to the present invention, a cover circulation type sensor protection device (1) applied to an autonomous vehicle has a sensor shutter (1-1), wherein the sensor shutter (1-1) includes: a sensor cover (10) rotating by an actuator (20) to position-exchange a front side, contaminated by foreign materials, with a clean front side; and a wiper (30) coupled to a sensor housing (40) having an opened space where the sensor (50) is positioned to remove the foreign materials stained on the sensor cover (10), thereby maintaining sensor performance for ensuring safety in autonomous driving even under environmental conditions of snow/rain, and eliminating a cover material restriction and a hot wire temperature restriction by not using hot wire in removing the foreign materials for ensuring penetrability of the cover.
Patent KR-20200040543-A (KR)
Inventor: KANG MIN HYUCK
IPC: F16K11/072
Filed: 2018-10-10
Abstract: The present invention relates to a proportional control valve device for mixing incompressible fluids, capable of precisely and proportionally mixing a first fluid and a second fluid with a simple structure. According to the present invention, the proportional control valve device for mixing incompressible fluids comprises: a direct current motor; a reduction gear; a fixed body; and a movable body, wherein the fixed body includes a first inflow path, a second inflow path, and a mixing flow path, and the movable body includes a first movable flow path, a second movable flow path, and a third movable flow path.
Patent KR-20200041525-A (KR)
Inventor: KIM SEUNG JAE
IPC: G06Q30/02
Filed: 2018-10-12
Abstract: Provided is an advertising service providing method for calculating advertising expense based on mileage linked to position information of an advertising board of a moving vehicle. The method comprises the steps of: receiving a start event of a user terminal scanning or reading an identification code included in an advertising board; collecting and monitoring position identification information of the user terminal based on the received start event; extracting the monitored position identification information of the user terminal and the identification code of the advertising board when the user terminal receives an end event for ending movement; calculating an advertising fee corresponding to a moving distance of the user terminal from the start event to the end event for an advertisement mapped on the extracted identification code; and providing the calculated advertising fee to the user terminal.
Patent KR-20180126411-A (KR)
Title: Wireless charger and LED lighting stand
Inventor: JEON SEO GYEONG
IPC: H02J7/02
Filed: 2018-10-16
Abstract: The present invention relates to a stand, and more particularly, to a stand having two functions, in which a stand main body part is divided into two parts to simultaneously perform a stand function and a smartphone wireless charging function so as to have the efficiency and convenience of use in a living life, and to solve the inconvenience of carrying both items. Also, an accident such as electric shock or mechanical overheating of a line can be prevented by using one line, and efficiency of space utilization can be improved. In addition, the stand of the present invention is not to cause inconvenience by solving a problem of an electric shock which may be generated by mixing lines when a foldable stand and a charger are simultaneously used, the inefficient use of a space, and the inconvenience of carrying both times when a user goes out. An LED lighting stand and a wireless charger are combined as one in order to properly utilize a receiving space, a plastic which is a lightweight material is used as a heavy material is inconvenient during movement, and LED lighting is used for saving energy. In addition, one main body is used so an upper portion thereof is used for a wireless charger machine and a lower portion thereof is used for the LED lighting stand, thereby effectively performing a function for a space. A concern of the inconvenience caused by carrying the stand during the movement is lessened, and the weight of an item can be minimized by using a lightweight material even if the stand may be considered as a heavy item since the LED lighting stand and the wireless charger are combined. Furthermore, a space efficiency is high for students who study at a narrow desk for a long time since the charging of a mobile phone and the LED lighting stand can be simultaneously used.