baber/WOPTO huggingface dataset:
Patent KR-20200114963-A (KR)
Title: Method for producing bis (fluorosulfonyl) imide lithium salt (LiFSI) with reduced fluorine anion content
Inventor: LEE SANG RYUL
IPC: C01B21/086
Filed: 2019-07-29
Abstract: The present invention relates to a method for preparing bis(fluorosulfonyl)imide lithium salt, including the steps of: (a) reacting bis(chlorosulfonyl)imide with NH_4F(HF)_n (wherein n=0-10) in at least one solvent selected from the group consisting of diethyl ether, diisopropyl ether, methyl-t-butyl ether, methyl acetate, ethyl acetate, propyl acetate and butyl acetate under nitrogen atmosphere to obtain ammonium bis(fluorosulfonyl)imide; (b) after the completion of step (a), cooling the resultant product to 50-70°C and supplying nitrogen gas to the reaction solution to carry out bubbling until the evaporating gas has a pH of 6-8; (c) reacting the ammonium bis(fluorosulfonyl)imide obtained from step (b) with a lithium base to obtain bis(fluorosulfonyl)imide lithium salt; (d) introducing the bis(fluorosulfonyl)imide lithium salt obtained from step (c) and an anti-solvent to a reactor; (e) introducing lithium methoxide or lithium methoxide solution to the reactor and carrying out agitation; and (f) filtering the solution agitated in step (e) and drying the filtered product, wherein the pH of the evaporating gas in step (b) is determined by using pH paper, and a recrystallization step after the completion of step (b) and before step (c).
Patent KR-20210015350-A (KR)
Inventor: KIM YOUNG WOOK
IPC: C04B35/14
Filed: 2019-08-01
Abstract: According to one embodiment of the present invention, there is provided a porous ceramic, which comprises 80-95 wt% of fumed silica and 5-20 wt% of polysiloxane-derived crosslinkable material. According to another embodiment of the present invention, there is provided a method of manufacturing porous ceramic, comprising: (a) preparing a mixture including 80 to 95 wt % of fumed silica and 5 to 20 wt % of polysiloxane; (b) compressing and heating the mixture to cross-link the same; and (c) sintering the cross-linked mixture of step (b). According to the present invention, process efficiency can be improved.
Patent KR-20200040653-A (KR)
Title: Novel compound and organic light emitting device comprising the same
Inventor: CHA YONGBUM
IPC: C07D307/91
Filed: 2019-08-02
Abstract: The present invention provides a novel compound and an organic light emitting device using the same, wherein the compound is represented by chemical formula 1. The compound can improve the lifespan characteristics in the organic light emitting device.
Patent KR-20210017525-A (KR)
Title: Distance estimating apparatus and operating method thereof
Inventor: LEE SANG JUN
IPC: G06T7/536
Filed: 2019-08-08
Abstract: Disclosed is an operating method of a distance estimating apparatus capable of accurately measuring a side distance and a straight-line distance from a target vehicle. According to an example embodiment of the present invention, the operating method of a distance estimating apparatus comprises: a step of acquiring a bounding box for a target vehicle based on an image acquired through at least one camera; a step of acquiring a first straight-line distance from the target vehicle; a step of acquiring a first world-width based on the width of the bounding box and the first straight-line distance; a step of acquiring a second ratio for an area corresponding to the rear surface of the target vehicle among areas of the bounding box based on a preset first ratio; and a step of calculating a second world-width of the target vehicle based on the second ratio. The first ratio indicates the ratio of the rear surface and a side of the target vehicle.
Patent KR-20190100101-A (KR)
Inventor: WONHEE LEE
IPC: B25J9/00
Filed: 2019-08-08
Abstract: The present invention relates to an action robot comprising at least one joint. According to an embodiment of the present invention, the action robot can comprise: a joint rotationally connecting a movable part to a body; a joint elastic member providing an elastic force in the extension direction of the joint; a wire connected to the movable part and pulling the movable part in the bending direction of the joint; a lifting rod to which the wire is connected; a driving source positioned outside the body to lift the lifting rod; a rod elastic member providing a lower elastic force to the lifting rod; and a wire supporter disposed inside the body and supporting the wire. Therefore, one problem to be solved by the present invention is to provide a compact action robot.
Patent KR-20210017603-A (KR)
Title: System of Production Management
Inventor: AYH
IPC: G05B19/418
Filed: 2019-08-09
Abstract: The present invention relates to a factory production management system. The factory production management system comprises: a plurality of local data terminals for workers which are arranged in a workshop for producing products, and have a central processing unit to process an input signal, a display device to display information outputted from the central processing unit on a screen, and a touch screen input device installed on the screen to generate an input signal from a coordinate signal inputted by contact; and a central control unit which bidirectionally communicates with the local data terminals, generates and outputs a variety of information required by the data terminals in real time via a communication network, and provides corresponding work instructions, notices, work processing orders, work methods, etc. for the data terminals by execution of a stored production management application program. According to the system, workers can obtain desired work information by selecting a menu on a screen with a touch screen, and the production management of the entire work can be controlled by processing information inputted by arbitrary use and selection by each worker in the central control unit. Therefore, conventional work instructions manually written and distributed in a production technique field whenever a work process is changed are not required anymore. And workers do not have to perform separate coding work for data input or the like to allow convenient use and manage work situations in real time.
Patent KR-20210023580-A (KR)
Title: Ventilator
Inventor: KIM SI HWAN
IPC: F24F11/00
Filed: 2019-08-23
Abstract: A ventilator in accordance with the present invention comprises a device body and a control unit installed in the device body. The device body comprises: a first exhaust chamber having an exhaust inlet through which indoor air is introduced; a second exhaust chamber communicating with the first exhaust chamber and having an exhaust outlet for discharging the indoor air, which has passed through the first exhaust chamber, to the outside and having an exhaust fan embedded therein; a first air supply chamber having an air supply inlet through which outdoor air flows; a second air supply chamber communicating with the first air supply chamber and having an air supply outlet for supplying the room with outdoor air, which has passed through the first air supply chamber, and having an air supply fan embedded therein; and a total heat exchanger disposed at an intersection between the first air supply chamber and the second air supply chamber and between the first exhaust chamber and the second exhaust chamber. The exhaust inlet is connected to a living room and a plurality of chambers adjacent to a kitchen by an exhaust duct, and the air supply outlet is connected to the living room and the plurality of chambers by an air supply duct. When receiving an operation signal of a hood provided in the kitchen, the control unit performs a control operation such that an exhaust blocking mode for closing the exhaust outlet of the second exhaust chamber, an air supply mode in which the external outdoor air is supplied to at least the living room through the air supply duct, and a blowing mode for guiding the supplied indoor air toward the hood through a ceiling-installed air supply blower are operated in conjunction.
Patent KR-20210025752-A (KR)
Title: Fingerprint sensing method, fingerprint sensor and display device including the same
Inventor: LEE HYUN DAE
IPC: G06T5/30
Filed: 2019-08-27
Abstract: Provided is a fingerprint sensor, which includes a substrate, a light blocking layer disposed on one side of the substrate and including openings formed in a light blocking mask, and a sensor layer disposed on the other side of the substrate and including optical sensors. The fingerprint sensing method of the fingerprint sensor comprises the steps of: storing a correction image; generating an original image based on sensing signals provided from the optical sensors; performing correction on the original image using the corrected image; and detecting the fingerprint based on the corrected image. The corrected image is generated by synthesizing effective regions extracted from the original corrected image corresponding to the original image.
Patent KR-20210027643-A (KR)
Title: Semiconductor device and method for fabricating the same
Inventor: LEE KWANG YOUNG
IPC: H01L21/8234
Filed: 2019-08-30
Abstract: Disclosed is a semiconductor device capable of improving device performance and reliability. The semiconductor device includes: a source/drain pattern disposed on a substrate; and a source/drain contact connected to the source/drain pattern. The source/drain contact includes a lower contact structure extending in a first direction and an upper contact structure protruding from the lower contact structure. The upper contact structure includes a first sidewall and a second sidewall facing away from each other in the first direction. The first sidewall of the upper contact structure includes a plurality of first sub-sidewalls, and each of the first sub-sidewalls includes a concave surface.
Patent KR-20210027662-A (KR)
Title: System and method for charging using motor driving system
Inventor: LEE YONG JAE
IPC: B60L50/51
Filed: 2019-08-30
Abstract: Disclosed are a charging system using a motor drive system and a method thereof capable of mutual charging between vehicles having a battery to provide power to the motor for driving the vehicle such as electric vehicles or plug-in hybrid vehicles, as well as improving charging efficiency.
Patent KR-20190106922-A (KR)
Title: Artificial sound source separation method and device of thereof
Inventor: CHOI HYEONSIK
IPC: H04W72/04
Filed: 2019-08-30
Abstract: Disclosed are an intelligent sound source separating method and an apparatus thereof. According to one embodiment of the present invention, the sound source separating method performed by the intelligent sound source separating apparatus based on dictionary learning comprises the steps of: generating a dictionary matrix by performing the dictionary learning; receiving an overlapping sound source in which at least two sound sources are mixed; separating a target sound source from the overlapping sound source on the basis of the dictionary matrix; and detecting the target sound source. The dictionary learning is performed by using a K-SVD algorithm. An intelligent computing device constituting the sound source separating apparatus may be associated with an artificial intelligence module, an unmanned aerial vehicle (UAV), a robot, an augmented reality (AR) device, a virtual reality (VR) device, and a device related to a 5G service. According to the present invention, it is possible to separate a sound source desired to be detected from the overlapping sound source in which at least two sound sources are mixed.
Patent KR-20210027912-A (KR)
Title: Refrigerator and control method thereof
Inventor: TAEJIN YEOM
IPC: F25D27/00
Filed: 2019-09-03
Abstract: The present invention relates to a refrigerator operated by identifying a user and a control method of the refrigerator. According to the present invention, the refrigerator comprises a user sensor sensing the user positioned on a front side of a door on one side of at least one door, and the user sensor can be disposed to be tilted at a predetermined angle toward a center line in a width direction of the door on one side of the door. The user sensor detects existence of the user positioned on the front side of the refrigerator, and at least one door can be automatically withdrawn and a button device controlled to operate lifting of a container provided inside the door can be activated when the user sensed by the user sensor.
Patent KR-20210034271-A (KR)
Title: Outdoor Leisure Hangers
Inventor: KIM SUNG KWON
IPC: A45F3/46
Filed: 2019-09-20
Abstract: Disclosed is a hanger for outdoor leisure. According to an embodiment, the hanger for outdoor leisure, wherein first and second support parts comprising a first vertical member supported vertically on the ground, and a second vertical member combined with the first vertical member to cross therewith in an X-shape are placed on both sides by being spaced apart from each other such that the parts face each other, includes: an upper transverse bar penetrated by the first and second vertical members of the both support parts to be combined, and placed on the crossing point of the X-shape; and a lower transverse bar connecting lower parts of the first and second vertical members. Therefore, the present invention can bring about effects of facilitating carriage and storage by enabling dismantlement and assembly and minimizing components, creating a stable support force after assembly, and storing various tools, articles and the like during an outdoor leisure activity such as camping, fishing or the like by having an elegant exterior.
Patent KR-20210036621-A (KR)
Title: Chimeric Cytokine Receptor Capable of Converting Immunosuppressive Signal to Immunostimmulatory Signal, Immune Cell Expressing the Same, and Anti-Cancer Use Thereof
Inventor: SONG SUK GIL
IPC: A61K35/17
Filed: 2019-09-26
Abstract: The present invention relates to a chimeric cytokine receptor capable of converting an immunosuppressive signal to an immune activation signal, an immune cell expressing the same, and a pharmaceutical composition for the treatment of cancer comprising the immune cell as an active ingredient. The immune cell expressing the chimeric cytokine receptor of the present invention can exert a stronger cytotoxic effect on cancer by converting an immunosuppressive signal into an immune activation signal in a microtumor environment in which immunosuppressive cytokines exist. The immune cell expressing the chimeric cytokine receptor of the present invention can be used as a cell therapy agent for cancer treatment.
Patent KR-20210040569-A (KR)
Title: Blockchain based data management system and method thereof
Inventor: LEE KYU SANG
IPC: H04L29/06
Filed: 2019-10-04
Abstract: A blockchain-based data management system and a data management method thereof are provided. According to one embodiment of the present invention, the data management system includes: a blockchain node configured to store on-chain data on the blockchain; and a service server, i) accessing off-chain data stored in a storage node or writing off-chain data to the storage node according to a service request, and ii) transmitting a transaction proposal to the blockchain node so that a record related to the service request to the blockchain node, when receiving the service request related to the original data from a client.
Patent KR-20210040708-A (KR)
Title: Integrated Circuit devices and manufacturing methods for the same
Inventor: CHOI JAY BOK
IPC: H01L27/108
Filed: 2019-10-04
Abstract: Disclosed is a manufacturing method of an integrated circuit device. The manufacturing method includes the steps of: forming, over a substrate, first hard mask patterns extending in a first direction parallel to a top surface of the substrate and arranged at a first pitch in a second direction; forming a plurality of first trenches in the substrate using the first hard mask patterns as etching masks; forming a plurality of first gate electrodes on inner walls of the plurality of first trenches; forming, over the substrate, second hard mask patterns extending in the first direction and arranged at a second pitch in the second direction; forming a plurality of second trenches in the substrate using the second hard mask patterns as etching masks, each of the plurality of second trenches being disposed between two adjacent first trenches; and forming a plurality of second gate electrodes on inner walls of the plurality of second trenches. Thus, the electrode shapes are prevented from being deformed and the excellent refresh characteristics are facilitated.
Patent KR-20200040681-A (KR)
Title: Optical sheet, backlight unit, liquid crystal display device, and information equipment
Inventor: SHIBA SATOSHI
IPC: G02B1/04
Filed: 2019-10-08
Abstract: Even when the width of an edge of a liquid crystal display device is reduced, the decrease in visibility can be prevented while suppressing the influence of light leakage or hot spots. On one surface of an optical sheet (20) incorporated in the liquid crystal display device, a luminance equalization region (104) for equalizing the luminance of a visible region (51) is formed. The luminance equalization region (104) is disposed at least in the visible region (51) while the optical sheet (20) is built in the liquid crystal display device. The luminance equalization region (104) disposed in the visible region (51) has a coloring portion (109), a light transmitting portion (110) surrounding the coloring portion (109). The distance from the end of a display surface of the liquid crystal display to the end of the visible region (51) is 10 mm or less.
Patent KR-20190119559-A (KR)
Title: Portable listening device
Inventor: CHANDRAMOHAN Chandrahas Aralaguppe
IPC: H04R1/10
Filed: 2019-10-10
Abstract: A case for a pair of wireless earbuds comprises a lead and a lead sensor for generating a detection signal when the lead is moved from the closed position to the opened position. The case comprises a circuit for initiating the pairing sequence between the wireless buds and electronic devices by responding to the reception of the detection signal, transmitting the signal to the wireless buds and turning on the wireless buds.
Patent KR-20210044586-A (KR)
Title: Substrate processing apparatus
Inventor: CHOI WOO JIN
IPC: H01L21/683
Filed: 2019-10-15
Abstract: The present invention is to provide a substrate processing device capable of increasing process efficiency because substrates of different sizes can be processed in one device to eliminate part replacement time and device operation preparation time. For this, the substrate processing device of the present invention for processing the substrates comprises: a stage installed for heating or cooling the substrates; and a lift pin installed to penetrate the stage vertically to support bottom surfaces of the substrates and having at least two pin portions formed to place substrates of different sizes.
Patent KR-20210045560-A (KR)
Title: Method and apparatus for pressure based-analyzing water network of water distribution system considering limited reservoir
Inventor: KIM JOONG HOON
IPC: G06F30/00
Filed: 2019-10-16
Abstract: The present invention relates to a method and a device for pressure based-analyzing water network of a water supply system considering a limited reservoir. The present invention relates to the method and the device for pressure based-analyzing water network of the water supply system considering the limited reservoir. The method includes the steps of: registering system information for the water supply system; analyzing the pipe network of the water supply system based on the system information; and outputting a pipe network analysis result of the water supply system, wherein a water level-reservoir relationship is applied so that the storage amount of the reservoir in a previous time step is applied to the pipe network analysis of a current time step. Accordingly, it is possible to derive reliable water supply system analysis results by considering the limited reservoir in which the storage amount of the reservoir changes with time when a hydraulic state change occurs in the water supply system.
Patent KR-20210045201-A (KR)
Title: Process for Preparing a Hybrid Catalyst for Polymerizing an Olefin, Hybrid Catalyst for Polymerizing an Olefin, and Polyolefin
Inventor: PARK HYE RAN
IPC: C08F4/659
Filed: 2019-10-16
Abstract: The present invention relates to a method for preparing an olefin polymerization hybrid catalyst, an olefin polymerization hybrid catalyst, and an olefin-based polymer. A supported hybrid metallocene catalyst for olefin polymerization, prepared by a supported hybrid metallocene catalyst preparation method according to a specific embodiment of the present invention, enables the preparation of an olefin polymer having a wide molecular weight distribution of a bimodal characteristic, excellent mechanical strength, and excellent processability.
Patent KR-20210049576-A (KR)
Title: Layer structure for heat-exchange
Inventor: LEE MAN BOK
IPC: F28D9/00
Filed: 2019-10-25
Abstract: An embodiment of the present invention provides a laminated structure for a heat exchanger as a laminate structure in which a first film and a second film are laminated, wherein an entire area of a film structure is divided into an adhesion region in which the first film and the second film are in close contact with each other, and a separation region in which the first film and the second film are spaced apart from each other and forming a space. The separation region includes a main flow path through which a heat exchange fluid can move, and a plurality of branch passages through which the heat exchange fluid is branched and moved from the main path.
Patent KR-20210050354-A (KR)
Title: folding kickboard
Inventor: CHOI GYOO SUB
IPC: A63C17/01
Filed: 2019-10-28
Abstract: The present invention relates to a foldable kickboard, which comprises: folding handles on both sides; a body which can be opened to insert the handles; and wheels which allow the kickboard and skateboard to roll. According to the present invention, since the kickboard is foldable, it is convenient to carry.
Patent KR-20210050908-A (KR)
Title: Defecation collection device capable of conveniently collecting defecation of elderly and severely disabled people and having biocompatibility and environment friendliness
Inventor: YUM BYOUNG SOO
IPC: A61F5/441
Filed: 2019-10-29
Abstract: Provided is a defecation collection device that allows a guardian or caregiver to easily handle the defecation of the elderly, and secures biocompatibility and environment friendliness. The defecation collection device comprises: a bag for accommodating the defecation; and an attachment part disposed on one side of the bag and attached to the wearer's butt, wherein the bag is characterized in that one side is opened to face the wearer's anus and the other side is closed.
Patent KR-20210050961-A (KR)
Title: Electronic device and operating method for processing an input signal of power amplifier
Inventor: JUNG SUNG HOON
IPC: G06N3/08
Filed: 2019-10-29
Abstract: An amplifier in a plurality of different environments provides a method wherein based on information for a plurality of environments each corresponding to a signal input/output from the amplifier and different environments obtained according to an operation and using a pre-learned neural network model to predistort the input signal of the amplifier, obtains a predistorter which predistorts the input signal of the amplifier, obtains the input signal to the amplifier, and obtains information related to the environment of the amplifier; and based on the obtained environmental information, predistorts the input signal using the predistorter so that an output signal is not distorted with respect to the input signal processed by the amplifier, and processes the input signal of the amplifier, in an electronic device, which inputs the predistorted input signal to the amplifier. Therefore, the present invention is capable of reducing a burden of a computational amount.