baber/WOPTO huggingface dataset:
Patent KR-20220046410-A (KR)
Inventor: SANGHYUN LEE
IPC: G06F16/332
Filed: 2021-02-05
Abstract: Provided is a device for search for product information. The device collects product information, extracts a search word by analyzing the search word of a consumer, extracts keyword information matched with the search word based on a searching dictionary, extracts and provides the product information based on the keyword information, generates inquiry information by identifying the product information inquired by the consumer, and further provides one or more pieces of product information by providing a weight to the product information based on the inquiry information.
Patent KR-20220114247-A (KR)
Title: Molding method for double molded products
Inventor: UHM IN CHEUL
IPC: B29C45/40
Filed: 2021-02-08
Abstract: The present invention discloses a molding method of a double-molded article. In the present invention, a resin is injected through a cured molded article after molding and curing one mold article so that other molded articles are integrally connected and molded. Through the same, foreign substances are not accumulated at the boundary between the double-molded articles and various decorative structures can be applied to the molded article or colors can be produced while increasing consumer satisfaction with a product.
Patent KR-20220012792-A (KR)
Inventor: BAE JIN SOO
IPC: G01N33/569
Filed: 2021-02-10
Abstract: The present invention relates to a SARS-coronavirus-2 neutralizing binding molecule binding to an epitope of a SARS-coronavirus-2 S protein. The binding molecule of the present invention specifically binds to a specific epitope in the RBD of a spike protein on a SARS-coronavirus-2 surface, has an excellent binding ability, and has an excellent neutralizing effect on SARS-coronavirus-2, thereby being very useful for diagnosing, preventing, or treating SARS-coronavirus infection (COVID-19).
Patent KR-20220117355-A (KR)
Title: Energy Storage Device Comprising Double Doors
Inventor: PARK DONG HO
IPC: E05C3/04
Filed: 2021-02-15
Abstract: The present invention relates to an energy storage system including: a battery module stack in which a plurality of battery modules are stacked; a container for accommodating the battery module stack therein; and an air conditioner for adjusting the temperature inside the container, wherein internal equipment can be checked without completely opening the container, so that the inflow of external substances can be prevented and constant internal temperature and humidity can be maintained.
Patent KR-20210152370-A (KR)
Inventor: INAMI HARUKI
IPC: G05B23/02
Filed: 2021-02-17
Abstract: Provided is a product quality analysis support system for assisting to reduce the time and effort required for analysis work to maintain the quality of steel sheets manufactured in steel plants. The product quality analysis support system includes: a data storage device in which performance data of a physical quantity related to the quality of the steel sheet is stored; and a data processing device for processing the performance data. The data processing device determines whether each quality of a front-end part, a center part, and a tail-end part satisfies a standard based on formal dress sampling data created from the performance data. The data processing device ranks the quality of each part when the quality does not satisfy a criterion in a certain part; registers a waveform pattern of the formal sampling data of each part in the database; and determines a pattern ID including information for specifying the waveform pattern of each part and information for specifying the rank of quality of each part, for each steel sheet.
Patent KR-20220125053-A (KR)
Title: Eco-friendly face mask with an electrostatic thin film filter module and manufacturing process of the same
Inventor: KWON SOON CHANG
IPC: A62B23/02
Filed: 2021-03-04
Abstract: The present invention relates to an air purifying mask which is eco-friendly and has improved filtration performance, and a manufacturing method thereof. The mask of the present invention is a pulp-based air mask manufactured by mounting a filter module which is manufactured by laminating various functional thin films such as a thin film with static electricity. Through the electrostatic effect, the mask can effectively filter ultra-fine particles such as yellow dust, fine dust, and infectious droplets or aerosols.
Patent KR-20220125891-A (KR)
Inventor: PARK SANG UK
IPC: G03F1/72
Filed: 2021-03-05
Abstract: In one embodiment of the present invention, provided is a correcting apparatus for an extreme ultraviolet (EUV) photomask. The correcting apparatus for an extreme ultraviolet (EUV) photomask includes: a support part which supports an EUV photomask having a main area in which a plurality of pattern elements are arranged; a chemical liquid supply unit which supplies a chemical liquid to the main area; a light source unit which is disposed on the support part and configured to generate a laser beam to be emitted to the main area in a state in which the chemical liquid is supplied to the main area of the EUV photomask; and a control unit which irradiates the entire surface of the main area with the laser beam and is configured to adjust a dosage of the laser beam. The control unit receives a laser dosage map for correcting a critical dimension (CD) of the plurality of pattern elements in the main area, and the dosage of the laser beam is adjusted based on the laser dosage map such that among the plurality of pattern elements, pattern elements having different critical dimensions are etched at different etching rates. According to the present invention, the correcting apparatus can improve critical dimension uniformity (CDU).
Patent KR-20220125606-A (KR)
Title: Manufacturing method of stretchable, hybrid transparent electrode
Inventor: KIM HAN KI
IPC: C23C14/08
Filed: 2021-03-05
Abstract: One embodiment of the present invention provides a manufacturing method of a flexible hybrid transparent electrode comprising: a surface treatment step of treating a surface of a substrate on which a thin film is to be grown using an ion gun; and an electrode deposition step of depositing a ceramic target and a polymer target on the substrate having the surface treated to be an electrode containing ceramic and polymer using a magnetron co-sputtering method. According to the present invention, a transparent electrode having effective extensibility, permeability and sheet-resistance is produced.
Patent KR-20220126363-A (KR)
Title: A crosslinked copolymer, a polymer binder for a silicon anode comprising the same, a silicon anode comprising the polymer binder for the silicon anode, and a lithium ion battery comprising the silicon anode
Inventor: TAE HYUN KIM
IPC: H01M4/134
Filed: 2021-03-09
Abstract: The present invention relates to a crosslinked copolymer, a binder for a silicon negative electrode comprising the same, a silicon negative electrode comprising the binder for a silicon negative electrode, and a lithium-ion battery comprising the silicon negative electrode. More particularly, the crosslinked copolymer having a three-dimensional network structure is prepared by crosslinking a side chain comprising oxidized sodium alginate to a main chain comprising glycol chitosan. When the cross-linked copolymer is applied as a binder for a silicon negative electrode, the binder for a silicon negative electrode has self-healing ability due to strong interaction with a hydroxyl group (-OH) present on a surface of silicon nanoparticles such that the rapid volume expansion of silicon nanoparticles can be prevented and excellent mechanical strength and adhesive strength can be obtained. In addition, when the cross-linked copolymer is applied to the silicon negative electrode by using the binder for a silicon negative electrode, the present invention effectively buffers the large volume change of silicon nanoparticles such that the reversibility, rate properties, and cycling stability of a battery can be improved and thus, the charge/discharge performance and lifespan properties of the battery can be significantly enhanced.
Patent KR-20220127056-A (KR)
Title: Unmanned ship for surveillance
Inventor: LEE SEUNG WOO
IPC: H04N7/18
Filed: 2021-03-10
Abstract: The present invention relates to an uncrewed vehicle for surveillance. More specifically, a hydrofoil is installed on a catamaran-shaped catamaran hull having a catamaran shape to enable stable movement with high power efficiency, thus enabling surveillance and reconnaissance for a wider area. A solar power generation module is provided to charge a battery, thereby extending a surveillance and reconnaissance time. The hydrofoil has a form spaced to the outside of the catamaran hull to be extended, thereby easily correcting a posture without the risk of capsizing even when the catamaran hull is swayed by waves. Since left and right wings of the hydrofoil are interconnected with each other in the bottom of the catamaran hull, the wings can be prevented from being deformed by resistance and lift of water. Since the hydrofoil is provided to be detachable from the catamaran hull, the hydrofoil can be replaced with a hydrofoil of a proper size depending on the weight of components mounted in the catamaran hull.
Patent KR-20220127667-A (KR)
Title: Reproduction bar for processing dental prosthesis
Inventor: PARK CHUL HAN
IPC: A61C5/77
Filed: 2021-03-11
Abstract: The present invention relates to a reproduction bar for processing a dental prosthesis having a zirconia coping and lithium disilicate covering the surface of the zirconia coping. In the dental prosthesis (100) having the zirconia coping (110) and the lithium disilicate (120) covering the surface of the zirconia coping, a plurality of grooves (111) cut by using a circular cutter (200) are formed on the surface of the zirconia coping, and the lithium disilicate is integrally molded on the surface of zirconia in a state where the inner surface penetrates into the grooves through injection. The purpose of the present invention is to provide a dental prosthesis capable of increasing bonding force between a zirconia coping and lithium disilicate.
Patent KR-20220129718-A (KR)
Title: Damping device
Inventor: LEE JI HOON
IPC: F16F15/02
Filed: 2021-03-16
Abstract: The present invention relates to a composite behavior damping device in which the width of a middle part of a damping strip located between upper and lower fixing plates is narrower than the width of upper and lower point parts and, more specifically, to a composite behavior damping device capable of implementing a composite behavior mechanism with only a single steel material and having excellent damping efficiency compared to the amount of steel. The composite behavior damping device of the present invention comprises the upper and lower fixing plates disposed spaced apart from each other in upper and lower parts, and the at least one tapered surface damping strip provided between the upper fixing plate and the lower fixing plate. A middle part formed at the center of the tapered surface damping strip is formed to be narrower than the point part at which the upper and lower fixing plates meet.
Patent KR-20220132259-A (KR)
Title: Angle Control Device of Swash Plate Type Hydraulic Pump
Inventor: KIM KANG IN
IPC: F04B1/2078
Filed: 2021-03-23
Abstract: An angle control device for a swash plate-type hydraulic pump is provided. According to the present invention, the angle control device for a swash plate-type hydraulic pump comprises: a casing having a cylindrical shape and having a certain space inside and having driveshaft insertion holes formed on both side surfaces to penetrate to the sides; a driveshaft installed in the center of the casing to be long in a transverse direction and rotatably fixed; a cylinder block rotatably installed on the outer circumferential surface of the driveshaft and rotating normally or reversely in accordance with the rotation of the driveshaft; a piston coupled to each of cylinders formed in a circumferential direction on the cylinder block by forming a concentric circle on the driveshaft, and making a reciprocating motion in a longitudinal direction of the driveshaft; a piston shoe slidably coupled to a front end of the piston; a swash plate slidably coming in contact with the piston shoe and having a sloped surface on one surface and rotated around the driveshaft and controlling the reciprocating distance of the piston; servo pistons movably installed on both sides of the swash plate, and having a spring seat integrated with the central part; and a tilting piston coupled to the servo pistons on one side of the spring seat in the direction from a small-diameter compartment toward a large-diameter compartment and having one end coupled to a tilting piston coupling groove of the swash plate. The present invention is able to simplify the manufacturing process and reduce cost.
Patent KR-20220132331-A (KR)
Title: Door for preventing injury
Inventor: BAE TAE HYUN
IPC: E06B7/36
Filed: 2021-03-23
Abstract: The present invention relates to a door for preventing injury. More particularly, the present invention relates to a door for preventing injury which comprises a door hinged at one side and rotating around one side so as to effectively prevent the body from getting caught while maintaining the basic function and shape of the door, and is characterized in that the door is detachably provided with a jamming prevention device having a predetermined length on the inside along the lower or other edge, so that the jamming prevention device is separated from the door when colliding with the user's body.
Patent KR-20220138464-A (KR)
Inventor: WOO JONG CHEON
IPC: B21C1/12
Filed: 2021-03-25
Abstract: The present invention relates to a manufacturing method of an integrated aluminum roof rack. More specifically, in manufacturing an integrated aluminum roof rack, when a billet is extruded in an extrusion step, the extrusion temperature and speed of the billet are measured in real time and the temperature is selectively controlled as necessary, and dents and scratches on the roof rack in a bending step are prevented to minimize extrusion and bending defects. To this end, the present invention secures smooth heating on a part where friction occurs during extrusion of the billet, applies temperature measurement and analysis and installation of cooling lines for temperature control to stably control temperatures, and comprises a separate taping means for preventing dents and scratches.
Patent KR-20220134828-A (KR)
Title: Stability evaluation method of fine denier oil solution for carbon fiber
Inventor: YANG JAE YEON
IPC: G16C20/10
Filed: 2021-03-26
Abstract: The present invention relates to an accelerated experiment of emulsion according to temperature and storage time of fine denier emulsion for carbon fiber, and a method for evaluating the stability thereof. The method for evaluating the stability of fine denier emulsion for carbon fiber according to the present invention can analyze the basic physical properties of the silicone emulsion used in the treatment of the precursor for carbon fiber, analyze the change in physical properties of the emulsion in the working environment or storage environment according to various temperatures, and determine the suitability of the precursor emulsion for carbon fiber. In addition, by conducting an accelerated experiment and stability evaluation of the emulsion according to the heat treatment temperature and storage time of the fine denier emulsion for carbon fiber, it is possible to secure the dispersibility of silicon and uniform physical properties of the precursor according to the emulsion treatment when the precursor is treated with the emulsion, and reduce the deterioration of physical properties of the precursor and improve the productivity, stability, and workability during the manufacture of carbon fibers.
Patent KR-20220135337-A (KR)
Inventor: PARK SU JI
IPC: G06Q10/10
Filed: 2021-03-30
Abstract: The purpose of the present invention is to enable domestic job offerors who wish to hire foreign workers and foreigners to communicate about information in the corresponding language for each foreign worker to provide foreign workers residing in Korea with an opportunity to work more easily and smoothly while also solving the labor shortage in industries which Koreans avoid. The present invention provides a method for providing job information to foreign workers residing in Korea, which comprises: a step (S101) of allowing a foreign job seeker terminal to execute a job information providing application and select one's own language from a plurality of languages for each country provided on a screen moved to a job information providing server to input job seeker information such as nationality, gender, age, and contact information; a step (S102) of allowing a domestic job offeror terminal to access the job information providing server and register the job information such as one's type of job, desired sex and age, work period and region, and wages; a step (S103) of allowing the job information providing server to translate the job information registered in the step (S102) into a plurality of languages for each country and provide the job information through the job information providing application; a step (S104) of allowing the job seeker terminal to search for the job information in the language selected from the job information translated into a plurality of languages for each country, which is provided in the step (S103) through the job information providing application, and then select the desired job information; and a step (S105) of allowing the job information providing server to translate and transmit the job seeker information input in the step (S101) with a message that a job seeker has been hired to the job offeror terminal registered with the job information selected in the step (S104).
Patent KR-20210133140-A (KR)
Title: Power amplifier circuit
IPC: H03F3/24
Filed: 2021-04-02
Abstract: An objective is to provide a power amplification circuit capable of efficiently supplying an RF signal with respect to a wide frequency band as well as suppressing an increase in a circuit scale. To achieve the objective, the power amplification circuit includes: a first amplification circuit amplifying a first signal of a first frequency band, and outputting a first amplification signal having first electric power; a second amplification circuit amplifying a second signal of the first frequency band or a second frequency band, which is different from the first frequency band, and outputting a second amplification signal having second electric power which is different from the first electric power; and a first variable adjustment circuit formed between the second amplification circuit and a first circuit at the rear end of the second amplification circuit, and configured to adjust first impedance for a case in which the first circuit is seen from the second amplification circuit.
Patent KR-20220138967-A (KR)
Title: Using Meltblown nonwovenfabric Electrostatic capturetissue cleaner
Inventor: PARK SANG OAK
IPC: B03C3/28
Filed: 2021-04-07
Abstract: The present invention relates to a dry-cleaning type nonwoven fabric tissue cleaner for everyday indoor use, which uses static electricity collection characteristics of a melt-blown nonwoven fabric. The nonwoven fabric cleaner for dry cleaning is produced by cutting and embossing through an ultrasonic welding method, and has a double-sided or single-sided melt-blown cleaning nonwoven fabric. Accordingly, fine dust, pet hair, human hair, dead skin cells, dust from daily life, and the like can be easily absorbed and removed.
Patent KR-20220141662-A (KR)
Inventor: JOO CHULHYUN
IPC: B33Y30/00
Filed: 2021-04-13
Abstract: The present invention relates to a dry mortar transfer and stacking device for an architectural 3D printer. The device of the present invention is a device which supplies dry materials in real time through a ring blower in supplying materials to an architectural 3D printer. According to the present invention, a mixing part and a stacking part (nozzle) are integrated, so material loss can be minimized.
Patent KR-20220144528-A (KR)
Inventor: PARK DAEYOUNG
IPC: H01Q15/14
Filed: 2021-04-20
Abstract: Presented are a method and an apparatus for optimizing the secrecy capacity of a MIMO system including an intelligent reflecting surface (IRS). The method for optimizing the secrecy capacity of a MIMO system with legitimate users, eavesdroppers, and IRS proposed in the present invention comprises the steps of: obtaining channel information between legal users, eavesdroppers, and transmitters, fixing a diagonal matrix containing the coefficients of each reflective unit constituting the IRS, and calculating a covariance matrix of a broadcast channel for the fixed diagonal matrix to update the channel; converting the covariance matrix of the broadcast channel into a covariance matrix of a multi-access channel; updating a channel by fixing the covariance matrix of the updated broadcast channel and calculating a diagonal matrix including coefficients of each reflection unit constituting an IRS for the fixed covariance matrix; and repeating the step of updating the channel by calculating the covariance matrix and the step of updating the channel by calculating the diagonal matrix until the security capacity of the MIMO system converges. The present invention can maximize the combined secrecy capacity of multiple users by extending a method of increasing the secrecy capacity of a single user.
Patent KR-20220144647-A (KR)
Inventor: LEE SANG KEUN
IPC: G06N20/00
Filed: 2021-04-20
Abstract: The present invention provides a method for processing out-of-vocabulary word expressions performed by a system for processing out-of-vocabulary word expressions, which may include the steps of: generating a number of typos corresponding to a predetermined ratio of all training data and storing the typos in a vocabulary dataset; if a word outside the vocabulary is input, generating a word embedding using a Korean word embedding model; and learning a word expression for the word outside the vocabulary. In this way, when learning Korean embedding, features for artificially made typos are extracted to create word embedding, and, by learning to be the same as the existing word embedding, even in a system with many typos, the method can work effectively.
Patent KR-20220145435-A (KR)
Inventor: LEE WON HO
IPC: H01L33/36
Filed: 2021-04-21
Abstract: A light emitting element, a display device including the same, and a semiconductor structure are provided. The light emitting element includes: a first semiconductor layer doped with an n-type dopant; a second semiconductor layer doped with a p-type dopant; a light emitting layer disposed between the first semiconductor layer and the second semiconductor layer; and an insulating film surrounding outer surfaces of the first semiconductor layer, the second semiconductor layer, and the light emitting layer. The first semiconductor layer has a doping concentration index expressed by equation 1 of 2.5*10^11 atoms/cm or more.