baber/WOPTO huggingface dataset:
Patent KR-20210125271-A (KR)
Title: System for switching from non-negative pressure space to negative pressure space
Inventor: JUNG HA JIN
IPC: B01D46/00
Filed: 2020-04-08
Abstract: The present invention relates to a system capable of rapidly converting a non-negative pressure space into a negative pressure space when a plurality of negative pressure spaces are required due to an onset of a large-scale infectious disease. A window system (20) with a standardized hole in a window of the non-negative pressure space is installed for which is normally closed with a cover and in case of an emergency, a hole is opened and a negative pressure generator is installed, thereby allowing the space to be urgently converted into the negative pressure space by discharging the air from which a pollutant has been removed to the outside. The present invention has an effect of quickly securing a large number of negative pressure spaces at low costs.
Patent KR-20200039652-A (KR)
Inventor: KIM TAE HOON
IPC: H04L27/00
Filed: 2020-04-09
Abstract: Disclosed is a signal classification method which obtains a plurality of cumulant values in a modulated signal, generates a two-dimensional image based on complex plane coordinate information of each of the plurality of cumulant values, and inputs the two-dimensional image to a neural network to determine a modulation method of the modulated signal.
Patent KR-20210132875-A (KR)
Title: Chair with Partial Pressure Control
IPC: A47C7/14
Filed: 2020-04-28
Abstract: The present invention relates to a chair. The chair includes: a chair body providing a space where a user can sit; a sitting part forming one part of the chair body and supporting a part of the body of the user while being supported by a leg part; a back part forming one part of the chair body, connected with the sitting part and supporting the upper body of the user; a pressure sensing member provided in one part of the sitting part to sense pressure applied from a part of the body of the user; a pressure control part provided in one part of the sitting part to control pressure applied to the hips of the user; and a controller provided in one part of the chair body, and connected to the pressure sensing member and the pressure control member separately to control the operation of the pressure sensing member and the pressure control member. The pressure control member can selectively control the pressure depending on the weight applied from the body of the user. Therefore, the present invention is capable of selectively accepting pressure while increasing and decreasing the same.
Patent KR-20200049748-A (KR)
Inventor: BAE YUN MI
IPC: H05K3/24
Filed: 2020-04-29
Abstract: According to an embodiment of the present invention, provided is a printed circuit board which comprises: an insulating layer; a circuit pattern formed on the insulating layer; and a surface treatment layer formed on the circuit pattern. The width of a lower surface of the surface treatment layer is wider than the width of an upper surface of the circuit pattern. According to the present invention, a product cost as well as the thickness of the product can be reduced due to removal of a nickel surface treatment layer.
Patent KR-20210145451-A (KR)
Inventor: KIM HEE SUNG
IPC: B05B7/04
Filed: 2020-05-25
Abstract: The present invention provides a spray nozzle for a car washing machine which stably washes a vehicle to be washed by spraying a cleaning solution to the surface of the vehicle in a high-pressure state. The spray nozzle for a car washing machine comprises: a main nozzle unit of which the rear end is connected to an end of a fluid supply line supplying a cleaning solution of a car washing machine to form a flow path opened to both ends to move the cleaning solution supplied from the fluid supply line in an accelerated state; and a discharge nozzle unit inserted and arranged on the outside of the main nozzle unit while the rear end thereof is coupled to the fluid supply line, and provided with a flow path opened to both ends to guide the cleaning solution supplied from the main nozzle unit to be sprayed and discharged to the outside while the pressure of the cleaning solution is increased. A plurality of air supply holes are formed through the outer circumferential surface of the discharge nozzle unit to be separated from each other to, when the cleaning solution supplied from the main nozzle unit is discharged to the outside, supply air to the flow path of the discharge nozzle unit through the air supply holes and discharge the cleaning solution while the cleaning solution is mixed with air. The diameter of the flow path of the front end portion of the discharge nozzle unit is formed to be larger than the diameter of the flow path of the front end portion of the main nozzle unit.
Patent KR-20210147256-A (KR)
Inventor: JUNG SUNG WOOK
IPC: B05B13/02
Filed: 2020-05-28
Abstract: The present invention relates to a clean booth system, in which a booth capable of spraying disinfectant is installed at an entrance of public transportation or an entrance of various buildings, thereby prevent the spread of infectious diseases among visitors. To this end, the clean booth system comprises: a booth which is installed at an entrance of public transportation or multi-use facilities, and is equipped with sensors on both side walls or roofs of the entrance side through which visitors pass, so as to detect entry and exit of visitors in real time; a disinfecting unit installed in the booth and spraying disinfectant solution to people passing through the booth, so as to perform disinfection for preventing infection; a control unit provided with a control box electrically connected to the booth and configured to set an injection amount and injection time of the disinfectant solution through a control signal of the control box.
Patent KR-20200077471-A (KR)
Inventor: LEE SEONG WON
IPC: B05B1/28
Filed: 2020-06-10
Abstract: The present invention relates to a paint scattering prevention cover housing for an airless spray gun, an aerial work platform painting device coupled with the scattering prevention cover housing, a suspended scaffold painting device coupled with the scattering prevention cover housing, and a surface painting device coupled with the scattering prevention cover housing, capable of preventing scattering of paint and preventing a loss of the paint caused by the scattering. According to the present invention, the paint scattering prevention cover housing for the airless spray gun includes: a main body (10) including a coupling hole (11) formed on a plate (16), a fluctuation prevention groove (12), and a recovery port (13), and having an accommodation space (14); and a cover (20) including an injection hole (22) and a recovery groove (23).
Patent KR-20210154455-A (KR)
Inventor: CHOI SEUNG HO
IPC: B65D25/38
Filed: 2020-06-12
Abstract: The present invention relates to a glass cosmetic container capable of easily controlling discharge amount and, more specifically, to a glass cosmetic container comprising: a container body which accommodates cosmetics therein; a discharge portion which is formed by being extended from the upper end of the container body; and a discharge hole which penetrates through the inside of the discharge portion and is in communication with the inside of the container body. The discharge hole comprises: a lower end hole portion formed in a part of a lower end of the discharge hole, which is in communication with the inside of the container body; and an upper end hole formed at an upper end of the discharge hole, wherein the diameter of the lower end hole and that of the upper end hole are different from each other.
Patent KR-20200072459-A (KR)
Inventor: CHOE JAE JIN
IPC: F16L27/08
Filed: 2020-06-12
Abstract: The present invention relates to a pipe connecting apparatus for earthquake resistance using an elastic space ring made of elastic materials, and more specifically, to a pipe connecting apparatus for earthquake resistance using an elastic space ring made of elastic materials, which comprises: a first fixing ring made of synthetic resin materials and engaged with an outer circumferential surface on an end of a pipe on one side installed by being in contact, wherein an O-ring is installed on the inner circumferential surface and outer circumferential surface, and the outer circumferential surface is formed as a spherical surface which is an inclined surface which becomes thinner in a direction of being further away from the contact surface of the pipe; a second fixing ring made of synthetic resin materials and engaged with an outer circumferential surface on an end of another pipe on the other side installed by being in contact, wherein an O-ring is installed on the inner circumferential surface and outer circumferential surface, and the outer circumferential surface is formed as a spherical surface which is an inclined surface which becomes thinner in a direction of being further away from the contact surface with the other pipe, and which is installed with a side surface in full contact with the first fixing ring; a first flange member made of metallic materials and engaged with outer circumferential surface of the first fixing ring, wherein a plurality of fastening holes are formed at regular intervals along the circumference, and the inner circumferential surface is formed as a spherical surface which is an inclined surface corresponding to the outer circumferential surface of the first fixing ring; a second flange member made of metallic materials and engaged with the outer circumferential surface of the second fixing ring, wherein a plurality of fastening holes are formed at regular intervals along the circumference, and which is installed in contact with the first flange member, and has the inner circumferential surface which is formed as a spherical surface which is an inclined surface corresponding to the outer circumferential surface of the second fixing ring; an elastic space ring inserted into a side surface wherein the first fixing ring and the second fixing ring face each other; and a plurality of fastening members which fasten and fix the first flange member and the second flange member as one body.
Patent KR-20210155165-A (KR)
Inventor: KANG JAE MIN
IPC: A61B5/024
Filed: 2020-06-15
Abstract: The present invention relates to a wearable device comprising: an external light condensing part that condenses an external light; a sensor part comprising an auxiliary light source and a light receiving part, and measuring a biosignal of an object; and a processor that determines whether the external light is sufficient when measuring the biosignal, and controls driving of auxiliary light source based on a determination result. Therefore, the present invention is capable of providing the wearable device the optimizes power consumption.
Patent KR-20220003818-A (KR)
Title: Receipt reading system and system for automatically paying money for receipt of accounting and method thereof
Inventor: PARK SEUNG JOON
IPC: G06Q40/00
Filed: 2020-07-02
Abstract: Provided are a receipt reading system to read paper receipts of a business operator, an automatic receipt amount accounting system including the same, and a method thereof. According to the present invention, the automatic receipt amount accounting system comprises at least one user terminal transmitting an image of a receipt including expenditure details according to product purchase of a business operator and a cost processing service server. The cost processing service server reads the image received from the at least one user terminal to automatically journal the expenditure details included in the image into expenditure details suitable for cost processing, expenditure details not suitable for cost processing, expenditure details subjected to VAT refund, and expenditure details not subjected to VAT refund process; excludes the at least one first expenditure included in the expense details not suitable for cost processing from cost processing as expenditure not suitable for cost processing due to the nature of a business place; excludes at least one second expenditure included in the expenditure details not subjected to VAT refund from VAT refund as an expenditure which cannot be included in a subject of VAT refund in the total amount of taxable goods of the expenditure amount; processes at least one third expenditure included in the expenditure details suitable for cost processing as cost; and processes at least one fourth expenditure included in the expenditure details subject to VAT refund as a subject of VAT refund.
Patent KR-20220006385-A (KR)
Title: Apparatus and method for treating substrate
Inventor: CHOI JUNYOUNG
IPC: H01L21/67
Filed: 2020-07-08
Abstract: The present invention provides a device for processing a substrate. According to an embodiment, the substrate processing device comprises: a chamber providing a processing space for processing a substrate therein; a fluid supply unit for supplying a fluid to the chamber; and an exhaust unit including an exhaust line for exhausting the fluid in the chamber. The fluid supply unit comprises: a supply tank for storing the fluid; a supply line for connecting the supply tank and the chamber; a branch line for branching from the supply line at a first point of the supply line; and a controller for controlling the fluid supply unit. The controller can control the fluid supply unit to drain the fluid from the supply line through the branch line immediately before the fluid is supplied into the chamber. Accordingly, particles generated from the fluid supply unit can be minimized.
Patent KR-20220006872-A (KR)
Title: Alloy catalyst compound and prepration method thereof
Inventor: PARK JI CHAN
IPC: B01J37/02
Filed: 2020-07-09
Abstract: According to an embodiment of the present invention, provided is an alloy catalyst compound which comprises: cobalt-iron alloy particles; and a nitrogen-doped carbon sheet supporting the cobalt-iron alloy particles, wherein the nitrogen-doped carbon sheet covers at least a portion of the cobalt-iron alloy particles.
Patent KR-20220009184-A (KR)
Inventor: SHIN KIJUNG
IPC: G06F16/901
Filed: 2020-07-15
Abstract: Various embodiments may provide an electronic device for progressive lossless summarization of a large-scale graph, and an operating method thereof. According to various embodiments, in the electronic device and the operating method thereof, a summary graph summarized from the large-scale graph and correction information representing the difference between the large-scale graph and the summary graph are stored, change edges are detected in the large-scale graph, change nodes connected by the change edge are detected based on the change edge, and the summary graph and the correction information may be configured to update based on each of the change nodes.
Patent KR-20220010619-A (KR)
Title: Self-contained hydrogen power system for smart farm power supply
Inventor: SOON PYO KWON
IPC: H01M8/249
Filed: 2020-07-16
Abstract: A management system for an energy-independent hydrogen power generation-integrated smart farm and a method thereof are disclosed. The management system for an energy-independent hydrogen power generation-integrated smart farm disclosed in the present invention includes: an energy-independent hydrogen power generation unit that purifies introduced water to generate clean hydrogen through water electrolysis, and generates and stores energy through a fuel cell using the generated clean hydrogen; and a cultivation environment control unit for controlling an environment for cultivating crops by receiving energy for driving a plurality of sensors and a camera from the energy-independent hydrogen power generation unit.
Patent KR-20220009594-A (KR)
Inventor: SEO JI WON
IPC: C11B9/00
Filed: 2020-07-16
Abstract: Provided is a perfume using a tangerine extract. A raw material is extracted by using tangerines, which may be discarded, and used to improve quality of sleep. The tangerine is prepared by low temperature aging.
Patent KR-20220010850-A (KR)
Inventor: KIM JONG HYUN
IPC: B63J3/04
Filed: 2020-07-20
Abstract: Disclosed are a ship's fire suppression system and a ship equipped therewith. The ship's fire suppression system of the present invention comprises: a fire suppression unit which is provided at a stern and sprays a seawater and a foam into an engine room in case of a fire; and a seawater supply unit provided in a steering gear room of the stern to supply the seawater to the fire suppression unit. An objective of the present invention is to provide the ship's fire suppression system and the ship capable of optimizing pump capacity.
Patent KR-20220013221-A (KR)
Title: Air conditioner and method for controlling for the same
Inventor: LEE SEUNGYONG
IPC: F24F11/54
Filed: 2020-07-24
Abstract: The present invention relates to an air conditioner, and a control method thereof. In the air conditioner composed of a controller, a plurality of outdoor units, and a plurality of indoor units, the controller automatically registers a product in a plurality of units based on product information received from the plurality of units and classifies the indoor unit as a linkage unit of the outdoor unit to receive the product of the indoor unit connected to the outdoor unit to automatically set groups of the linkage units operated by linkage to the outdoor unit, thereby rapidly registering and processing a large amount of data of the plurality of units, classifying the units based on the product information to rapidly restore an error of the specific unit, and removing collisions between the units.
Patent KR-20220018226-A (KR)
Inventor: JU YONG LEE
IPC: G01N1/22
Filed: 2020-08-06
Abstract: The present invention relates to a secondary battery analysis device and a method thereof for quantitative analysis by collecting gas and standard gas generated from a secondary battery at a high concentration without leakage. The secondary battery analysis device of the present invention comprises: a chamber having an enclosed space formed therein and accommodating a battery in the enclosed space; a standard gas supply part for supplying a standard gas to the enclosed space of the chamber in which the battery is accommodated; a sampling loop for receiving and sampling gas from the enclosed space of the chamber; a gas analyzing part for receiving and analyzing the sampled gas from the sampling loop; a vacuum pump for forming a negative pressure in the sampling loop; a first switching valve to which the chamber and the vacuum pump are connected; a second switching valve to which the first switching valve, the gas analyzing part, and the sampling loop are connected; and a vacuum reservoir connected to the second switching valve and having a negative pressure formed therein by the vacuum pump.
Patent KR-20200096896-A (KR)
Inventor: YOON SUNG JUN
IPC: H04L25/02
Filed: 2020-08-07
Abstract: The present invention relates to a method and an apparatus for transmitting or receiving a channel state information reference signal (CSI-RS) in a wireless communication system supporting full-dimensional multiple input multiple output (MIMO). According to an embodiment of the present invention, a method for transmitting a CSI-RS by a base station in a wireless communication system may comprise the steps of: transmitting, to a terminal, information indicating the number of CSI-RS antenna ports M (M >= 2), and resource allocation information for each group of a CSI-RS resource consisting of aggregation of K (K >= 2) groups; mapping CSI-RSs corresponding to the M CSI-RS antenna ports on the CSI-RS resource; and transmitting the mapped CSI-RS to the terminal.
Patent KR-20220019926-A (KR)
Inventor: CHOI BYUNG JIN
IPC: G06F3/044
Filed: 2020-08-11
Abstract: An antenna insertion electrode structure of the embodiments of the present invention comprises: a base layer comprising a touch sensing area and an antenna-touch sensing area; first sensing electrodes arranged on the touch sensing area of the base layer; second sensing electrodes arranged on the antenna-touch sensing area of the base layer; and an antenna pattern arranged to be spaced apart from the second sensing electrodes on the antenna-touch sensing area of the base layer. The antenna pattern and the second sensing electrodes comprise a conductive material having a lower resistance than that of the first sensing electrodes. Therefore, the present invention is capable of securing antenna radiation characteristics.
Patent KR-20220020077-A (KR)
Inventor: RYU KWAN WOONG
IPC: H04L27/26
Filed: 2020-08-11
Abstract: A device and method for correcting symbol timing offset are disclosed. According to an embodiment of the present invention, a symbol timing offset correction device includes: an FFT unit for receiving an uplink signal and a downlink signal as a reception signal and setting an FFT interval for the received signal; a symbol estimator for calculating an average symbol angle estimate between a transmission symbol and a received symbol in the received signal; and a symbol timing offset correcting unit which calculates a symbol timing offset estimate between the uplink signal and the downlink signal using the average symbol angle estimate, and resets the FFT interval for the received signal based on the symbol timing offset estimate. Accordingly, performance degradation due to the symbol timing offset between the uplink and downlink signals is eliminated.
Patent KR-20200106468-A (KR)
Title: A refrigerator
Inventor: MINKYU OH
IPC: F25D23/00
Filed: 2020-08-25
Abstract: The present invention relates to a refrigerator with improved operating efficiency. The refrigerator according to the present embodiment includes: a compressor for compressing a refrigerant; a condenser that condenses the refrigerant compressed by the compressor; a first expansion device for decompressing the refrigerant condensed by the condenser; a gas-liquid separator for separating the refrigerant depressurized by the first expansion device into a liquid refrigerant and a gaseous refrigerant; a first evaporator and a second evaporator into which the liquid refrigerant separated by the gas-liquid separator is introduced; and a second expansion device provided at an inlet side of the second evaporator to decompress the refrigerant.
Patent KR-20220026649-A (KR)
Title: Water jet salt collection apparatus for saltern
Inventor: LEE JIN SUN
IPC: C01D3/06
Filed: 2020-08-25
Abstract: The present invention relates to a water jet salt collection device for a salt field. Particularly, the present invention relates to a water jet salt collection device for a salt field which allows separation of salt crystals adhered to the floor of a salt field by using a fluid sprayed under high pressure through a fluid spraying unit, and collection of the salt crystals with a scraper. The water jet salt collection device for a salt field according to the present invention includes: a main body unit (100) having a fluid-receiving tank (120), while main wheel units (110) are installed at both sides in the width direction; a steering wheel unit (200) installed in the rear of the main body unit (100) and rotated along the direction of the operation of the main body unit (100); a scraper (300) linked to a direction conversion cylinder unit (400) installed in the main body unit (100) so as to allow a change of direction so that salt deposited on the floor of the salt field may be collected; and a fluid spraying unit (500) configured to spray a fluid received in the fluid receiving tank (120) to the front of the scraper (300), while being installed to be linked to the scraper (300), thereby separating salt crystals fixed to the floor of the salt field therefrom.