baber/WOPTO huggingface dataset:
Patent KR-20190133620-A (KR)
Title: Electric power converter
Inventor: GATEAU GUILLAUME
IPC: H02M7/483
Filed: 2019-05-22
Abstract: An objective of the present invention is to reduce electric power loss associated with electric power conversion. An electric power converter (1) includes a plurality of branches of a switch. A first, a second, and a third stage (2, 3, 4) of the electric power converter (1) are connected in series. The first stage (2) includes a first positive branch (21) and a first negative branch (22) connected between a first output node (23) and two first input nodes (24, 25). The second stage (3) includes three input nodes (37, 38, 39) and a positive and a negative cell (31, 32) connected between the first input nodes (24, 25) and three second input nodes (37, 38, 39), respectively. The third stage (4) includes third positive, middle, and negative branches (41, 42, 43) connected between the three second input nodes (37, 38, 39) and three third input nodes (44, 45, 46). Capacitors (51, 52, 53, 54) are connected between the three second input nodes (37, 38, 39) and between the three third input nodes (44, 45, 46).
Patent KR-20200125357-A (KR)
Title: Slab for building and construction method for the same
Inventor: YOU DAE SIK
IPC: E04B9/00
Filed: 2019-05-23
Abstract: According to a disclosed embodiment, a slab for building includes: a slab structure supporting a load; and a lower finishing part covering and coupling a lower side surface of the slab structure. Between the slab structure and the lower finishing part, a plurality of dented spaces formed to be dented to an upper side from the lower side surface of the slab structure and arranged to be spaced apart from each other are formed and a plurality of extension spaces formed to be dented to the upper side from the lower side surface of the slab structure and extended in a horizontal direction are formed. Therefore, the slab for building can reduce a noise between floors.
Patent KR-20200137829-A (KR)
Title: Combustion room and boiler having the same
Inventor: PARK JUN KYU
IPC: F24H9/18
Filed: 2019-05-31
Abstract: The present invention provides a combustion chamber and a boiler including the same. The combustion chamber for a boiler includes: a housing having a combustion space inside; and an insulating material attached to the inner surface of the housing. The housing includes a foaming unit foamed such that a part of the inner surface can be depressed outward. The insulating material is attached to the housing to cover the foaming unit, so that an air layer is foamed between the foaming unit and the insulating material.
Patent KR-20190069360-A (KR)
Title: Road pavement constructing method using imperviousness concrete having waterproof and anticorrosive
Inventor: KIM WON HWA
IPC: E01C7/32
Filed: 2019-06-05
Abstract: The present invention relates to a road pavement constructing method using water-impermeable concrete with waterproofness and corrosion resistance in a concrete upper slab of a bridge or a steel-reinforced concrete pavement road. The present invention provides a road pavement constructing method using water-impermeable concrete with waterproofness and corrosion resistance in a steel-reinforced concrete pavement road with a section having a weak ground state caused by excessive use of calcium chloride for snow removal because of heavy snow and caused by localized heavy rain in accordance with abnormal weather, which comprises the steps of: (a) forming a road base with thickness of 90-100 cm on the original ground using soil on the spot; (b) forming a road surface with thickness of 90-100 cm on the road base formed in the step (a) using sandy soil; (c) forming an anti-frost course with thickness of 40-80 cm on the road surface formed in the step (b) using rubble; (d) forming a subbase course with thickness of 15-25 cm on the anti-frost course formed in the step (c) using rubble; and (e) forming a water-impermeable concrete course, including an anti-corrosive and waterproof material, on the subbase course formed in the step (d), wherein the water-impermeable concrete used in the step (e) contains 329-363 kg of cement, 148-164 kg of water, 822-908 kg of fine aggregate, 901-995 kg of coarse aggregate, and 12-13 kg of the anti-corrosive and waterproof material per 1 cubic meter of concrete, and a configuration for performing the steps of (a) to (e) sequentially is prepared, thereby being capable of preventing corrosion and degradation of reinforcing steel due to massive spraying of a calcium chloride deicing agent in the winter.
Patent KR-20200142223-A (KR)
Inventor: HAN CHEE YOUNG
IPC: G08G1/095
Filed: 2019-06-12
Abstract: The present invention relates to a crosswalk guidance relay device for visually impaired persons. According to the present invention, sound signal devices in nationwide use can be used as they are as relay devices for wirelessly controlling a sound signal device conceived as a wireless controller that can be easily used by visually impaired persons. As a result of this creative conception, convenience can be enhanced for visually impaired persons and the sound signal devices can be utilized to the maximum extent possible. The device of the present invention is installed near a sound signal device and includes: a first wireless communication module performing wireless communication with a first wireless communication module of the sound signal device and making a location guidance sound wireless request and a signal guidance sound wireless request; and a private short-distance communication module performing private short-distance communication with a smartphone carried by a visually impaired person, wirelessly receiving a location guidance sound sending request and a signal guidance sound sending request, and sending the requests to the first wireless communication module. This configuration is installed on a pedestrian traffic light post equipped with a pair of operating sound signal devices and on the outer surfaces or in the main body cases of the pair of operating sound signal devices, and the outgoing output of the first wireless communication module is smaller than the outgoing output of the first wireless communication module of the wireless controller. The first wireless communication module uses a 358 MHz frequency band, and the private short-distance communication module uses BLE.
Patent KR-20200142270-A (KR)
Inventor: YI HYUN JIK
IPC: C07C303/22
Filed: 2019-06-12
Abstract: The present invention provides a method for preparing a benzoyl group-containing (meth)acrylate monomer, comprising: a first step of making a hydroxyl group-containing (meth)acrylate react with sulfonyl chlorides to prepare a sulfonyl ester group-containing (meth)acrylate; and a second step of making the sulfonyl ester group-containing (meth)acrylate react with a hydroxybenzoyl group-containing compound to prepare a benzoyl group-containing (meth)acrylate. According to the preparation method of the present invention, a high-purity benzoyl group-containing (meth)acrylate monomer can be prepared in high yield without a separate purification process.
Patent KR-20190089123-A (KR)
Title: Fibrous electrode structure with integrated separator, fibrous battery including the same, and manufacturing method thereof
Inventor: YI HYUN JUNG
IPC: H01M10/058
Filed: 2019-06-14
Abstract: The present invention relates to a fibrous electrode structure integrated with a separator which comprises a conductive fiber comprising a carbon component; an active material layer covering an outer surface of the conductive fiber; and a separator formed on the active material layer, and to a fibrous battery comprising the same, and a method for manufacturing the fibrous electrode structure. The fibrous electrode structure can implement high energy density and can enhance interface characteristics.
Patent KR-20200145915-A (KR)
Inventor: OH MIN JEONG
IPC: G02F1/1333
Filed: 2019-06-20
Abstract: Provided are a light source member and a display device including thereof. The light source member includes: a substrate; a circuit element layer disposed on the substrate, and including a light source driving electrode; a light source disposed on the circuit element layer and electrically connected to the light source driving electrode; an organic layer disposed on the circuit element layer and exposing the light source and at least a part of the light source driving electrode; and a heat dissipation layer disposed on the organic layer and physically contacting the light source driving electrode, wherein an upper surface of the organic film includes surface irregularities. The present invention provides the light source member with increased heat dissipation efficiency from the light source.
Patent KR-20210000488-A (KR)
Inventor: SEO MIN GYO
IPC: A47C27/14
Filed: 2019-06-25
Abstract: The present invention relates to a bed mattress having a multi-layer structure which is formed in multiple layers. The bed mattress having a multi-layer structure comprises: a first support layer (1) of polyurethane foam to provide overall sturdy support power; a second support layer (2) of polyurethane foam provided over the first support layer (1) to evenly disperse overall shaking by tossing and turning when sleeping; a third support layer (3) of memory foam provided over the second support layer (2); and a fourth support layer (4) of memory foam provided over the third support layer (3). The fourth support layer (4) which is the uppermost layer of the mattress disperses pressure by weight. In the third support layer (3) underneath the fourth support layer (4), the pressure of the weight dispersed in the fourth support layer (4) is absorbed. The density becomes higher toward the second and third support layers (2, 3) and the fourth support layer (4) from the first support layer (1). The weight of a user is effectively dispersed and supported by forming a multi-layer structure of which the density becomes higher toward the second and third support layers and the fourth support layer from the first support layer to prevent low back pain from being caused to take a comfortable and pleasant rest. A corrugated elastic reinforcement member is provided between the third and fourth support layers to prevent excessive sagging in portions corresponding to the upper body and buttock portions of particularly overweight people to prevent low back pain.
Patent KR-20210001222-A (KR)
Inventor: CHOI DOOWHAN
IPC: H01L31/0256
Filed: 2019-06-27
Abstract: The present invention relates to a composition for an organic material layer of an organic solar cell comprising two or more non-fullerene-based heterocyclic compounds as electron acceptors, a manufacturing method of the organic solar cell using the same, and an organic solar cell manufactured using the same. Therefore, open-circuit voltage (Voc) and currents are improved.
Patent KR-20210001244-A (KR)
Inventor: JUNG BYUG JO
IPC: C22B3/04
Filed: 2019-06-27
Abstract: The present invention provides a method for recovering indium and enhancing purity of indium, which comprises: a step of recovering indium from a copper chip (a Cu-chip) which is a kind of an indium-containing process scrap; a primary enhancement step of electrolyzing the indium by using the recovered indium as a positive pole to enhance purity of the indium; and a secondary enhancement step of enhancing the purity of the primarily enhanced indium by a uni-directional solidification process. According to the method, a recovery rate of the indium is very high, and the indium having the high purity at a 6N degree can be easily secured.
Patent KR-20210002882-A (KR)
Inventor: BYOUNGCHUL KO
IPC: G06K9/46
Filed: 2019-07-01
Abstract: The present invention relates to a method for detecting, in real-time, a pupil position for a low specification environment system and, more specifically, to a method for detecting a pupil position including the steps of: (1) estimating pupil candidate regions for left and right eyes by applying fast radial symmetry transform (FRST) to an image; (2) extracting spatiotemporal similarity with respect to the pairs of left and right pupil regions composed of the estimated pupil candidate regions; and (3) determining an optimal binocular pupil position among the pairs of left and right pupil regions based on an extracted spatiotemporal similarity.
Patent KR-20200016792-A (KR)
Title: Cleaner
Inventor: MIWA MASAMI
IPC: A47L25/00
Filed: 2019-07-16
Abstract: Provided is a cleaner capable of realizing a stable packaging state and compactly displaying products for sales and the like. According to the present invention, the cleaner comprises: a cleaner body (2) including an adhesive tape roll (21); and a case (3) accommodating at least the adhesive tape roll (21) of the cleaner body (2). The cleaner body (2) includes a roll support part (22) rotationally supporting the adhesive tape roll (21) and a handle (23) used while coming in contact with the roll support part (22) during cleaning. The case (3) includes an opening part (31) passing the adhesive tape roll (21) therethrough in case of accommodation. The handle (23) is separated from the roll support part (22) at least before the cleaner body (2) is used. The case (3) includes a handle holding support part (4) holding and supporting the handle (23) separated from the roll support part (22).
Patent KR-20210009660-A (KR)
Inventor: KIM GYU CHEON
IPC: B64C39/02
Filed: 2019-07-17
Abstract: The present invention discloses a gripper device mounted on a drone, which is hung on the end of a support means mounted on the drone. The gripper device mounted on a drone includes: a frame having a tubular body having a flat upper surface and a front surface and a back surface adjacent to the upper surface; a tongs part having at least one first finger and at least one second finger installed to be rotatable by being hinge-coupled to both left and right sides of the frame, respectively; an electric cylinder in which a cylinder rod is connected to a back portion of at least one of the first finger and the second finger in the frame and which operates the tongs part; and a connection part installed on the frame to be connected to the support means.
Patent KR-20210011129-A (KR)
Title: Anti-fog mask and manufacturing method thereof
Inventor: CHO YONG SUN
IPC: A62B18/08
Filed: 2019-07-22
Abstract: An anti-fogging mask and a method for manufacturing the same are disclosed. An anti-fogging mask according to an embodiment comprises: a base panel which includes an uneven part on one surface; an upper part panel on which an anti-reflective sticker is attached to the same, and which is connected to an upper side of the base panel; and a lower part panel which is connected to a lower side of the base panel, wherein the uneven part is located in a philtrum part of a wearer to spatially separate exhalation and inhalation of the wearer.
Patent KR-20200091778-A (KR)
Inventor: JUNG KWANG JU
IPC: H01L51/50
Filed: 2019-08-07
Abstract: The present invention provides a compound represented by chemical formula 1 and an organic light emitting device comprising the same. The organic light emitting device comprising the compound has excellent electrochemical and thermal stability, thereby having excellent lifespan properties.
Patent KR-20210017270-A (KR)
Title: System and Method for Screening Orthostatic Hypotension Using Heart Rate-Based Machine Learning Algorithm and Wearable Measuring Device
Inventor: KIM BYUNG JO
IPC: A61B5/024
Filed: 2019-08-07
Abstract: According to one embodiment of the present invention, a system for screening orthostatic hypotension using a machine learning algorithm based on a heart rate may comprise: an input unit receiving a variable including at least one of age of a patient, blood pressure, E-I difference and E:I ratio calculated from heart rate measured during deep breathing, and a Valsalva ratio calculated according to a Valsalva method; and a determination unit determining whether the patient has orthostatic hypotension according to a previously learned machine learning algorithm based on the variable inputted through the input unit.
Patent KR-20200076574-A (KR)
Inventor: KIM DONGGUN
IPC: H04L29/06
Filed: 2019-08-07
Abstract: The present invention relates to a communication technique for fusing a 5G communication system with an Internet of things (IoT) technology to support a higher data transmission rate than that of a 4G system and a system thereof. The present invention can be applied to an intelligent service (for example, smart home, smart building, smart city, smart car or connected car, healthcare, digital education, retail business, security and safety related services, etc.) based on a 5G communication technology and an IoT-related technology. An embodiment of the present invention relates to a method for processing an encrypted uplink data compression (UDC) header in a next generation mobile communication system and an apparatus thereof. According to the present invention, a control signal processing method in a wireless communication system comprises the steps of: receiving a first control signal transmitted from a base station; processing the received first control signal; and transmitting a second control signal generated based on the processing to the base station.
Patent KR-20210017787-A (KR)
Title: Unfolding and Standing paper cup
Inventor: JUNG JAE HWAN
IPC: B65D3/02
Filed: 2019-08-06
Abstract: Provided is a paper cup which can be folded and erected using a number of scratches, so that an envelope-type paper cup can be easily opened using a flaw forming an 11. According to the present invention, the unfolded and erected paper cup has an upper portion of the paper cup (upper side with respect to a horizontal flaw (11)) forming a three-dimensional structure by forming a hexagonal column, and has a lower portion of the paper cup (lower side with respect to the horizontal flaw (11)) inserted into the paper cup and capable of erecting the paper cup on the ground.
Patent KR-20210019250-A (KR)
Title: Data Storage Apparatus, Trimming Circuit and Method for Internal Voltage Therefor
Inventor: MOON YOUNG JIN
IPC: G11C29/02
Filed: 2019-08-12
Abstract: The present invention provides a data storage apparatus capable of generating a stable internal voltage. According to one embodiment of the present invention, the data storage apparatus comprises a storage unit and a controller having an internal voltage trimming circuit and controlling the storage unit in accordance with a request of a host. The internal voltage trimming circuit includes: an integration circuit sampling the difference between a reference voltage and a test voltage outputted from a device under test (DUT), integrating the sampled signal to generate an integration signal, and including an offset removal unit to remove an offset from the sampled signal; a comparison circuit generating a comparison signal by comparing the integration signal and the reference voltage; a code generation circuit receiving an initial trimming code, and increasing or decreasing the initial trimming code in response to the comparison signal to generate a pre-trimming code; and a code average signal generation circuit averaging the pre-trimming code during a prescribed period of time to generate a final trimming code and provide the final trimming code for the storage unit.
Patent KR-20190103083-A (KR)
Title: Method and Apparatus for Compensating Vibration of Deep-Learning Based Washing machine
Inventor: HYOUNGHWA YOON
IPC: G01H1/00
Filed: 2019-08-15
Abstract: Disclosed are a deep learning-based vibration analysis method for a washing machine and a device for the same. According to an embodiment of the present invention, the deep learning-based vibration analysis method for a washing machine includes a predetermined shape pattern in a washing tub of a washing machine. The deep learning-based vibration analysis method for a washing machine enables an artificial neural network model to learn data using a vibration value sensed by a vibration sensor and an image in which the shape pattern is photographed by an image obtaining unit. So, the deep learning-based vibration analysis method for a washing machine can estimate the vibration value of the washing machine using the image obtaining unit of the washing machine even if the deep learning-based vibration analysis method for a washing machine does not have the vibration sensor. According to the present invention, a smart washing machine which does not include the vibration sensor such as an additional six-axis gyro sensor can be created. According to the present invention, an AI device can be linked with 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.
Patent KR-20210022462-A (KR)
Title: Polarizing plate and optical display comprising the same
Inventor: PARK CHUL JIN
IPC: G02B1/04
Filed: 2019-08-20
Abstract: Provided are a polarizing plate and an optical display device including the same. The polarizing plate includes a polarizer, a first protective film laminated on the upper surface of the polarizer, and a second protective film laminated on the lower surface of the polarizer. The first protective film has an in-plane retardation of 10 nm to 500 nm at a wavelength of 550 nm, and the first protective film has the ratio of the MD shrinkage to the TD shrinkage ratio is 1.5 to 3.0. The polarizing plate is highly reliable without lifting and/or peeling from the glass plate even if left for a long time at high temperature or high temperature and high humidity.
Patent KR-20210023286-A (KR)
Title: Portable charger including environmental sensor and operation method thereof
Inventor: KIM SEKYU
IPC: F24F110/50
Filed: 2019-08-22
Abstract: The present invention relates to a portable charging device and an operation method thereof and, more particularly, to a portable charging device including an environmental sensor and charging a smartphone, and an operation method thereof. According to an embodiment of the present invention, by using a battery, air quality can be measured while on the go, anytime, anywhere, and the smartphone can be charged. To this end, the portable charging device comprises a charging unit, a battery unit, a plurality of environmental sensor units, and a control unit.
Patent KR-20210029903-A (KR)
Title: Bicycle of assemble frame
Inventor: KIM WON BONG
IPC: B62K19/18
Filed: 2019-09-08
Abstract: The present invention relates to a prefabricated bicycle frame and, more specifically, to a prefabricated bicycle frame in which a top tube and a bottom tube constituting a bicycle frame are combined through a prefabrication method. In regard to the bicycle frame, a bottom bracket shell is provided with an outer circumference fixing member, while including a first fixing means to have second and third fixing means combined to have the bottom tube combined with the first fixing means, a seat tube is combined with the second fixing means, and a head member is combined with the third fixing means, while having the chain stay combined to be fixed. Moreover, first and second combination members are formed in a head tube, and a seat fixing member is formed in an upper part of the seat tube. In addition, a prefabricated top tube provided with a first fastening rod and a driving means is combined with the combination member and the seat fixing member, while combined to be fixed with a coupling force of the first fastening rod, and also a prefabricated bottom tube provided with a second fastening rod and a driving means is combined with the first fixing means of the outer circumference fixing member and the second combination member of the head tube, while combined to be fixed with a coupling force of the second fastening rod.