baber/WOPTO huggingface dataset:
Patent KR-20200086162-A (KR)
Title: Virtual multi-antenna method in a cellular system
Inventor: PARK TAE JOON
IPC: H04L25/03
Filed: 2019-01-08
Abstract: The present invention relates to an orthogonal frequency division multiplexing (OFDM) system and a virtual multi-antenna method in an OFDM-based cellular system. According to the present invention, the method comprises the steps of: generating at least one group consisting of G subchannels by grouping subchannels in a frequency domain of an OFDM symbol; and considering the G subchannels belonging to the group as a multi-channel of a multi-antenna scheme, and virtually applying the multi-antenna scheme to transmission and reception of the OFDM symbol. According to the present invention, without physically using multiple antennas, interference signals due to inter-cell interference and intra-cell interference by multiple users can be effectively reduced, and the effect of spatial division multiple access (SDMA) can be obtained.
Patent KR-20200090038-A (KR)
Inventor: PARK SI JUNG
IPC: C04B35/632
Filed: 2019-01-18
Abstract: A method for manufacturing a ferrite sintered magnet according to one embodiment of the present invention includes: a blending step of manufacturing a mixture by mixing iron oxide, a strontium compound, and a dispersant; and a calcining step of heating the mixture, wherein the dispersant includes CH_3(CH_2)_nN(OH)(CH_3)_3,{5 <= n <= 17}. Therefore, the ferrite sintered magnet with excellent saturation magnetization can be manufactured.
Patent KR-20200090061-A (KR)
Inventor: LIM EUN JI
IPC: G06N3/08
Filed: 2019-01-18
Abstract: Provided are a method and a device for verifying an artificial neural network model to increase a reliability of verification of the artificial neural network model and shorten the learning time of the model. The device for verifying the artificial neural network model waits for a checkpoint generated by executing a learning process, reads the checkpoint when the checkpoint is generated, and executes a verification process of a model by using a verification dataset, wherein the learning process and the verification process are executed separately.
Patent KR-20200091604-A (KR)
Inventor: LEE SANG HYUN
IPC: E02D5/22
Filed: 2019-01-23
Abstract: The present invention relates to a support for assembling a head part reinforcing steel bar and a pile construction method using the same, which can simply assemble and install a hear part reinforcing steel bar on an upper surface of a head part of a pile to be capable of constructing a concrete structure like a pile and a foundation rapidly and economically. The support for assembling a head part reinforcing steel bar comprises: a steel bar support formed by cutting and bending a steel rod member to have a C-shaped cross section so that a block insertion part (S) is formed between outer and an inner side vertical units, and installed to be inserted on the upper surface of the head part of the pile; a steel bar insertion tube, which is a circular tube member guiding the head part reinforcing steel bar to be inserted thereinto, and has an outer side surface formed to be fixated on the surface of the inner vertical unit of the steel bar support; and a twisting clip formed not to be dropped downwards while cutting a bendable bar, then fastened by being twisted to be bound to the head part reinforcing steel bar such that the head part reinforcing steel bar is caught in the steel bar insertion tube or a filler finishing plate.
Patent KR-20200035810-A (KR)
Title: Reciprocating pump
Inventor: MATSUO SHIGEYOSHI
IPC: F04B43/06
Filed: 2019-01-25
Abstract: The linearity of a discharge amount is guaranteed during discharge, and a load on a diaphragm due to a negative pressure or a spring-back is not generated during suction, while a low-speed operation is performed with a smaller amount of operation air. To this end, a reciprocating pump comprises: a pump head having an inner space; a diaphragm which partitions the inner space of the pump head into a pump chamber into which transport fluid flows and an operation chamber into which operation air flows; a driving means which has a reciprocating member connected to the diaphragm, and can operate the reciprocating member by the operation air at least in a direction in which the diaphragm retreats; and an operation air conversion means which allows the operation air to flow into the operation chamber, allows the diaphragm to advance to discharge the transport fluid from the pump chamber, supplies the operation air to the driving means, and operates the reciprocating member to allow the diaphragm to retreat in order to allow the transport fluid to be suctioned into the pump chamber.
Patent KR-20200097475-A (KR)
Inventor: PARK JONGHO
IPC: H04B1/04
Filed: 2019-02-08
Abstract: An electronic device includes: an antenna transmitting and receiving a communication signal; an antenna tuner determining a matching value in response to the impedance of the antenna; and a processor operatively connected to the antenna tuner. The processor stores load indices corresponding to impedance values matched one-to-one with antenna codes corresponding to the impedance change of the antenna, calculates the current antenna load by bypassing the antenna tuner, determines first and second candidate indices in the order of the smallest current antenna load-impedance difference value out of the load indices, applies the antenna code of the first candidate index to the antenna tuner in a case where the first candidate index-current antenna load impedance difference value is less than a threshold, and applies one antenna code selected from the first and second candidate indices to the antenna tuner based on a first impedance difference value between a reference impedance and a first candidate impedance calculated by applying the antenna code of the first candidate index and a second impedance difference value between the reference impedance and a second candidate impedance calculated by applying the antenna code of the second candidate index in a case where the first candidate index-current antenna load impedance difference value is equal to or greater than the threshold. In addition, various embodiments grasped through the specification are possible.
Patent KR-20200097886-A (KR)
Title: How to Validate with Block Chain And system
Inventor: KWON HYUNG SEOK
IPC: G06Q30/00
Filed: 2019-02-10
Abstract: According to a method for verifying a genuine product of the present invention, an identification code including a digital genuine product guarantee public key (barcode or QR code) is provided to be displayed in an appropriate space around an internet product to be purchased when selling the internet product so that a consumer can photograph a barcode or QR code by using a camera of a smartphone of the user and check related product information generated in the barcode or QR code through a blockchain by image recognition of a photographed image to verify whether the product is genuine. Therefore, access through a duplicate identification code can be prevented, the distribution of counterfeit products can be eradicated so that the consumer can check and purchase the product without anxiety.
Patent KR-20190020308-A (KR)
Inventor: PARK SANG SOO
IPC: H01F41/04
Filed: 2019-02-18
Abstract: The present invention provides a power inductor which comprises: a main body; and first and second external electrodes formed at both end units of the main body. The main body includes: upper and lower cover layers; at least one coil support layer which has a through-hole in the center, at least one first cutting unit formed on both side surfaces, and a plurality of second cutting units formed at the respective edges, and is arranged between the upper and lower cover layers; and first and second coil layers respectively formed on both surfaces of the coil support layer so as to enable one ends of the first and second coil layers to be respectively connected to the first and second external electrodes.
Patent KR-20200100440-A (KR)
Title: Sales method that sells products at online shopping malls and Opa stores, and offers a portion of total receivables in cash to consumers through fair lottery
Inventor: GWAK SEONG GUK
IPC: G06Q30/02
Filed: 2019-02-18
Abstract: The present invention relates to a method for selling products in online shopping malls and offline stores. If consumers search for products stored in databases of online shopping malls and offline stores, select desired products, send a request for the products in the online shopping malls and the offline stores, and complete a payment therefor, sellers and operators allow consumers who buy over 10,000 won to select three numbers between 1 and 45. The sellers and the operators always display or record the total sales and accumulated winnings in places that members or consumers can easily check the same, in the online shopping malls and the offline stores. The sellers and the operators build a sales system to always upload the above data in the online shopping malls and the offline stores. If six winning numbers of the first prize are picked in a Nanum Lotto lottery broadcast on that Saturday and if the three numbers selected by the consumers correspond to three of the six winning numbers, the consumers win the lottery. The accumulated winnings are part of the total sales and determined by the sellers or the operators, and payment of the winnings shall be in accordance with the regulations set by the sellers or the operators. The prize money is provided to the consumers in cash after being divided by the number of winners and first deducting 22% from the divided prize money for income tax.
Patent KR-20200083099-A (KR)
Inventor: KIM KYUNG HEUM
IPC: H01R13/03
Filed: 2019-02-22
Abstract: According to embodiments of the present invention, a conductive particle is included between electrodes to electrically connect the electrodes. At least one of the electrodes includes an oxide film in the surface. The conductive particle includes an insulator core and a conductive layer provided on the surface of the core or a conductive layer having protrusions. As the conductive particle is compressed at 25°C through a fine compression tester, in a graph created by regarding the variation of the conductive particle as an X-axis and regarding an elastic work ratio designated in the following formula 1 as a Y-axis, in the variation scope of the conductive particle between a section (a) in which the elastic work ratio is kept constant after a first break point and a section (b) in which an x elastic work ratio is kept constant after a second break point, the oxide film is broken by the electrode layer or the conductive layer having protrusions.
Patent KR-20200104097-A (KR)
Title: goguma*gamja ongsimee
Inventor: KIM OG HEE
IPC: A23L19/00
Filed: 2019-02-26
Abstract: The present invention relates to ongsimi (small dumplings) mixed with sweet potatoes and potatoes. As sweet potatoes and potatoes are healthy vegetables, they are very helpful in promoting the health of the people, are effective in preventing cancer, and are also very good food inventions that can prevent high obesity. Apart from sweet potato ongsimi and potato ongsimi, mixed ongsimi is another special invention.
Patent KR-20200104977-A (KR)
Title: Compound and Organic light emitting device comprising same
Inventor: LEE YE SEUL
IPC: C07F7/08
Filed: 2019-02-27
Abstract: Disclosed are a compound and an organic light emitting device including same. In the compound represented by a formula 1 of the present invention, n is 0 or 1, and a1 and a2 are each independently 0 or 1.
Patent KR-20200106293-A (KR)
Title: Battery temperature sensor for vehicles
Inventor: KIM HOON
IPC: H01M10/48
Filed: 2019-03-04
Abstract: The present invention relates to a vehicle battery temperature sensor with improved response speed due to an increase in thermal conductivity with a structure that is completely in close contact with a cell pouch while productivity is greatly improved due to a small number of parts and a simple manufacturing process. To this end, the vehicle battery temperature sensor comprises: a main body unit (110) having a protrusion unit (111) in which a seating groove (112) into which an elastic member (130) is inserted is formed in an upper center, an expose hole (113) formed to expose an upper connection unit (142) of a terminal (140) on both sides of the upper end, and a forming groove unit (114) formed to mount the terminal (140) under the expose hole (113); a sensor unit (120) having a strip-shaped FPCB (121) having a certain width, an SMD-mounted thermistor (122) SMD mounted in the center of the FPCB (121), a molding unit (123) formed by over-molding the thermistor (122) with a resin, and a connection hole (126) formed at both ends of the FPCB (121) to be soldered with the upper connection unit (142) of the terminal (140) of the main body unit (110); the elastic member (130) inserted into the seating groove (112) of the main body unit (110) and providing a constant elastic force to the sensor unit (120) positioned thereon; and the terminal (140) consisting of a lower connection unit (141) soldered to the main PCB (210) on one side, and the upper connection unit (142) soldered to the FPCB of the sensor unit (120) by being exposed through the expose hole (113) of the main body unit (110) on the other side.
Patent KR-20200106353-A (KR)
Title: Apparatus for preventing entrainment of floating matters on free surfaces of ladle and tundish during continuous casting process
Inventor: PARK IL SEOUK
IPC: B22D11/103
Filed: 2019-03-04
Abstract: According to an embodiment of the present invention, an apparatus for preventing the entrainment of floating matter on free surfaces of a ladle and tundish each having a discharge port during the continuous casting process is configured to be installed in the discharge port of the ladle and the tundish. The apparatus for preventing the entrainment of floating matter comprises: a disk-shaped plate; and a support part installed on the plate and configured to support the plate against a surface around each discharge port of the ladle and the tundish. The ratio of the width of the plate to the radius of the discharge port of the ladle and the width of the plate to the radius of the discharge port of the tundish are each at least one.
Patent KR-20200107669-A (KR)
Inventor: SHIN DONG MYUNG
IPC: G06T7/60
Filed: 2019-03-08
Abstract: The present application relates to a method for measuring a curl of an optical film. The method of measuring the curl of the optical film can minimize the gravity effect of the curl generated on the optical film, so that the curl of the optical film can be accurately measured regardless of the size. The method of measuring the curl of the optical film includes: a step of positioning the optical film so that a normal direction and a gravitational direction of the surface of the optical film are perpendicular to each other; a step of obtaining an image by photographing the optical film along the gravitational direction; and a step of obtaining the radius of curvature or curvature of the optical film through the obtained image.
Patent KR-20200110559-A (KR)
Inventor: CHO SUNG HO
IPC: H04N13/221
Filed: 2019-03-15
Abstract: The present invention relates to a movable apparatus for photographing a three dimensional (3D) image with an automatic camera. The movable camera includes: a rotational plate on which a subject is placed; an actuator for automatically rotating the rotation plate; a photographing body unit for controlling horizontal and vertical movement and rotation of the camera; an actuator for controlling rotation of a horizontal control actuator, a vertical control actuator, and a camera holder of the photographing body; a trajectory for the horizontal movement of the camera; a trajectory for the vertical movement of the camera unit; and an image photographing control unit for generating an operation controlling signal to control the rotation of the rotational plate, the horizontal movement and the vertical movement of the camera, and the rotation and automatic photographing of the camera holder. According to the present invention, perfect horizontal and vertical 3D images may be obtained in an automatic control photographing method, regardless of the shape and size of the subject using only a single camera, thereby solving a conventional problem resulting from the limitation in photographing-allowable size and shape of a subject and a problem resulting from an unreasonable manner in which several cameras have to be fixedly mounted.
Patent KR-20200110562-A (KR)
Title: Display device
Inventor: IM JAE WOO
IPC: H05K7/20
Filed: 2019-03-15
Abstract: A display device is provided. The display device includes: a display panel including a first substrate, a second substrate, and a light emitting element layer disposed on the first substrate and the second substrate and outputting light to the second substrate; and a sound generator disposed on one surface of the first substrate and vibrating the display panel to output a sound. The sound generator includes: a first vibration generator which vibrates the display panel by generating a magnetic force using a first voice coil therein; and a second vibration generator including a piezoelectric element which contracts or expands according to an applied voltage to vibrate the display panel, wherein the first and second vibrators overlap each other in the thickness direction of the display panel, thereby improving sound quality by vibrating the display panel using the sound generator and thus outputting the sound in the front direction of the display device.
Patent KR-20200111031-A (KR)
Inventor: MOON JONG SOON
IPC: G06F21/56
Filed: 2019-03-18
Abstract: The present invention is to implement a new system of an important file determination technology (method), which does not utilize a separate digital signature (or certificate), and handles exceptions when diagnosing malicious codes so as to accurately identify/determine important system files which should avoid false detection.
Patent KR-20200111062-A (KR)
Inventor: SOOCHAN YU
IPC: F24F1/0047
Filed: 2019-03-18
Abstract: The present invention relates to a module air conditioner and an air conditioning system. The air conditioning system according to the present invention includes: a module air conditioner having at least two discharge vanes; a first circulator that sucks and discharges air conditioning air discharged from one of the at least two discharge vanes; and a second circulator that sucks and discharges air conditioning air discharged from the other of the at least two discharge vanes. According to the present invention, the air conditioning system can be built with a built-in structure in various pre-built buildings.
Patent KR-20200113309-A (KR)
Title: IoT Smart factory module for mixing bottle manufacturing
Inventor: KIM YOON WOO
IPC: B29C65/74
Filed: 2019-03-25
Abstract: The present invention relates to a smart factory module for manufacturing a mixing vessel which includes a holding body forming a chamber having an opened bottom surface and a bottle end coupled to the bottom of the holding body to cover the bottom surface of the chamber, and is connected selectively to another mixing vessel to communicate with each other. The smart factory module for manufacturing a mixing vessel includes a fusion module for coupling the holding body with the bottle end, wherein the fusion module includes a rotation jig for rotating the holding body, and an applicator for applying an adhesive to the outer circumferential surface of the holding body rotated by the rotation jig. The smart factory module is intended toi construct an efficient smart factory.
Patent KR-20200113543-A (KR)
Title: Gate valve assembly and water processing system having the same
Inventor: CHOI DAI KYU
IPC: F16K27/04
Filed: 2019-03-25
Abstract: Provided is a gate valve which can prevent inner contamination of a valve chamber. The gate valve comprises: a valve chamber having an inner space and having openings on a first side surface and a second side surface facing each other; a seal plate installed in the inner space of the valve chamber; a valve driving unit moving the seal plate to a closed position of the opening or an open position of the opening; and a passage forming member providing an arbitrary passage connecting the opening of the first side surface and the opening of the second side surface when the seal plate is moved to the open position.
Patent KR-20200114250-A (KR)
Inventor: KIM IN PYO
IPC: B23K9/025
Filed: 2019-03-28
Abstract: A welding head of the present invention is used in an automatic welding carriage. The welding head of the present invention allows a progress angle to be controlled so that an angle in which a torch is inclined can be controlled in accordance with a progress direction when a pipe is welded, thereby securing a welding quality. To this end, the welding head controls the progress angle by converting a rotation movement of a motor shaft into a circular arc movement changing the angle formed by the torch and a welding part.
Patent KR-20200114312-A (KR)
Title: Multistage controlled variable valve
Inventor: WON KYOUNG HO
IPC: F16K17/02
Filed: 2019-03-28
Abstract: A multistage controlled valve is disclosed. According to an aspect of the present invention, the multistage controlled valve includes: a housing that is disposed inside an air cleaner, is open in the front and the rear to allow air to be introduced and discharged, and has a coupling plate on both sides of the front; a steel bar extended in the longitudinal direction at the lower center of the front of the housing and made of a ferromagnetic substance; and an opening/closing cover that can be rotated from the housing by being hinged to the coupling plate to control the flow rate of air introduced into and discharged from the housing. The opening/closing cover has a plurality of bent grooves dented in the front at a predetermined interval to be spaced apart from each other to form a plurality of area units, each area unit has a protrusion provided with magnetism in the center, the protrusion is attached to a steel bar, and the protrusion is released from the steel bar in stages when suction pressure is applied to the inside of the air cleaner.
Patent KR-20190038519-A (KR)
Title: Synthesis method of Silicon-reduced Graphene oxide composite and manufacturing method of Lithium Secondary Batteries using it as anode materials
Inventor: LEE CHANG SEOP
IPC: H01M10/0525
Filed: 2019-03-28
Abstract: The present invention provides: a method for manufacturing a GO/Si complex, which comprises steps of (a) coating GO on the surface of a nickel foam by a dip coating method of dipping the nickel foam in a GO dispersion solution and then drying the same (b) coating a Si nano-powder on the surface of the GO-coated nickel foam by a dip coating method of dipping the GO-coated nickel foam in a Si nano-powder dispersion solution and then drying the same and (c) synthesizing a sandwiched GO-Si composite by repeatedly performing steps (a) and (b) a predetermined number of times or more, coating GO on a Si nano-powder-coated nickel foam electrode through step (a), and then reducing the GO; and a method for manufacturing a secondary battery, comprising a step of manufacturing the secondary battery by using the complex as an anode material. According to the present invention, it is possible to realize a higher capacity than a theoretical capacity of the carbon material.
Patent KR-20200119466-A (KR)
Title: Incinerator with multiple combustion space
Inventor: CHA SOON BOK
IPC: F23G5/46
Filed: 2019-04-10
Abstract: The present invention relates to an incineration boiler having a multi-stage combustion space, and more specifically, to an incineration boiler having a multi-stage combustion space, which burns not only combustible materials but also non-combustible materials such as vinyl or plastic in a high-temperature combustion space, and also burns and removes dioxin generated in a process of incomplete combustion. According to the present invention, vinyl, plastic, dioxin, and harmful components as well as combustible materials such as wood, fuel, and paper are all burned and decomposed by a high-temperature flame by maintaining the high-temperature combustion space.