baber/WOPTO huggingface dataset:
Patent KR-20210009475-A (KR)
Inventor: JEUNG YOUNG CHUN
IPC: H02P25/08
Filed: 2019-07-16
Abstract: The present invention relates to a 4-phase switched reluctance motor which is configured as a 4-phase motor by coaxially arranging two 2-phase motor units, is capable of effectively driving forward and backward by calculating a switching angle at a time point earlier than the starting point of an inductance increasing period in forward and backward rotations, maximizes initial driving torque, and minimizes vibration noise by not generating the biased force on a shaft. Two armatures (301, 302) wound with 8n (n is an integer) armature salient-poles (311) in a 2-phase winding method and two rotors (401, 402) including 4n rotor salient-poles (411) are coaxially arranged on a one-to-one correspondence basis, wherein the two rotors (401, 402) are differently arranged by 360°/(16n) to configure a 4-phase motor. A sensor plate (420), having an angle greater than a pole arc angle (β_r) of the armature salient-pole (311) by an angle less than or equal to the pole gap (β_g) of the armature salient-pole (311), is symmetrically fixed on the center in the circumferential direction of the rotor salient-pole (411). In addition, sensors (340, 341) are respectively provided at opposite ends of one armature salient-pole (311) of each phase such that a turn-on advanced angle during the forward and backward rotations is optimally predetermined according to the armature salient-pole (311) for each phase.
Patent KR-20210011794-A (KR)
Title: Method of fabricating titanium dioxide photocatalytic electrode
Inventor: LEE SEUNG WHAN
IPC: B01J35/06
Filed: 2019-07-23
Abstract: A method of fabricating a titanium dioxide photo catalytic electrode comprises the steps of: providing precursor solution including titanium(IV)-isopropoxide (TIP) and polyvinylpyrrolidone (PVP); collecting titanium dioxide nanofiber manufactured by electrospinning the precursor solution to form a titanium dioxide nanofiber mat; crystallizing the titanium dioxide by performing heat treatment for the titanium dioxide nanofiber mat; crushing the heat-treated titanium dioxide nanofiber mat to manufacture titanium dioxide powder and adding the titanium dioxide powder into an ethyl cellulose solution; drop-casting the ethyl cellulose solution with which the titanium dioxide powder is mixed and drying the ethyl cellulose solution to form a titanium dioxide photo catalytic electrode; and a surface treating step of selectively removing impurities on a surface of the titanium dioxide photo catalytic electrode using an atmospheric oxygen plasma jet.
Patent KR-20210015218-A (KR)
Inventor: KIM JUN HYOUNG
IPC: H01L29/792
Filed: 2019-08-01
Abstract: The present invention relates to a vertical memory device including lower circuit patterns formed on a first substrate, a second substrate, a capacitor, gate electrodes, and a channel. The first substrate includes a first region, a second region at least partially surrounding the first region, and a third region at least partially surrounding the second region. Memory cells are formed in the first region. Contact plugs transmitting an electric signal to the memory cells are formed in the second region. Through vias transmitting an electric signal to the lower circuit patterns are formed in the third region. The second substrate is formed on the lower circuit patterns in the first and second regions of the first substrate. The capacitor is formed on the lower circuit patterns in the third region of the first substrate and includes a first conductor formed at the same height as the second substrate and separated from the second substrate, a dielectric film structure formed on the first conductor, and a second conductor formed on the dielectric film structure. The gate electrodes are separated from each other on the second substrate along the vertical direction perpendicular to the upper surface of the first substrate in the first and second regions of the first substrate. The channel extends in the vertical direction through the gate electrodes in the first region of the first substrate.
Patent KR-20200016802-A (KR)
Title: Printing apparatus, and printing method
Inventor: SUGIMOTO MASAHIRO
IPC: B41J3/54
Filed: 2019-08-06
Abstract: Provided is a printing device. A transfer member rotates and moves cyclically. A transfer unit transfers an image formed on the transfer member to a print medium. A liquid absorbing unit absorbs a liquid component from the image on the transfer member. The liquid absorbing member has a first surface and a second surface. A liquid removing section comprises a first rotating body and a second rotating body. The liquid removing section removes a liquid contained in the liquid absorbing member from a narrow part formed by the first rotating body and the second rotating body. A liquid providing section provides the liquid to a location on the first surface, where the position is on an upstream side of the narrow part with respect to a direction of rotation and movement of the liquid absorbing member. Therefore, the present invention provides a technique for more effectively preventing degradation of a liquid absorption performance of the liquid absorbing member.
Patent KR-20210017147-A (KR)
Title: Apparatus for supplying gas and apparatus for processing substrate using the same
Inventor: HA YUN GYU
IPC: H01L21/02
Filed: 2019-08-07
Abstract: According to an embodiment of the present invention, provided is a gas inlet device which can maximize overall productivity. The gas inlet device comprises: a gas flow block disposed at an upper portion of a chamber and having a plurality of gas flow paths therein to supply gas to the chamber; a valve assembly coupled to one side of the gas flow block and having a plurality of valves selectively opening and closing at least one of the plurality of gas flow paths; and a gas inlet pipe having one end coupled to the valve assembly and the other end communicating with the chamber, wherein at least one of the plurality of gas flow paths can be provided with a buffer space which is disposed adjacent to the gas inlet pipe and is piled-up with gas.
Patent KR-20200024737-A (KR)
Title: Method for improving control gate uniformity during manufacture of processors with embedded flash memory
Inventor: Lin meng han
IPC: H01L21/762
Filed: 2019-08-28
Abstract: Provided is a method for manufacturing an integrated semiconductor device comprising an embedded flash memory array formed in a recessed region of a semiconductor substrate. The method comprises a step of depositing a protective layer on layers of a gate material before floating of the memory array and control gate stacks are formed and a step of depositing a self-leveling sacrificial layer on the protective layer to generate a substantially flat top surface. And then, the sacrificial layer is etched to a depth that removes the sacrificial layer and leaves a substantially flat surface on the protective layer. And then, a photo mask is deposited on the protective layer and the gate stacks are etched from the layers of the gate material.
Patent KR-20210031089-A (KR)
Title: Beam floor drawing device, beam floor drawing system and operation method of thereof
Inventor: KIM KWANG HUN
IPC: G06T7/20
Filed: 2019-09-11
Abstract: According to an embodiment of the present invention, a beam floor drawing device, a system thereof, and a method of operating the same may be provided, wherein the beam floor drawing device includes a mat, a photographing unit for obtaining an image by photographing a user located on the mat, an output unit for outputting a beam to the mat, and a control unit for generating guideline information by analyzing the obtained image, and the beam may be output in the form of the guideline information generated by the control unit.
Patent KR-20210032692-A (KR)
Title: Method for preparing modified conjugated diene polymer
Inventor: BAE JU RYANG
IPC: C08F236/04
Filed: 2019-09-17
Abstract: The present invention relates to a method for preparing a modified conjugated diene-based polymer having improved physical properties by preventing gelation. By using the preparation method according to the present invention, it is possible to prevent the occurrence of gelation inside the polymer by the reaction of a metal end of the polymer and a coupling agent, and thus it is possible to prepare an excellent modified conjugated diene-based polymer in which deterioration of physical properties does not occur.
Patent KR-20210033141-A (KR)
Title: Display device and the method for controlling the same
Inventor: HUR JAE MYUNG
IPC: G09G3/20
Filed: 2019-09-18
Abstract: Disclosed is a display device, capable of adjusting an image based on a location and a type of ambient light source. The display device includes: a display; a housing supporting the display; a sensor disposed in the housing and configured to detect a quantity of entering light; and a processor configured to: based on an arrangement angle of the sensor and the detected quantity of the entering light, identify a location of a light source; and in response to the identified location of the light source, adjust a quality of an image displayed on the display.
Patent KR-20210035447-A (KR)
Title: A foldable electronic device and method for operating multi-window using the same
Inventor: KIM SANGHEON
IPC: H04M1/02
Filed: 2019-09-24
Abstract: Disclosed is a foldable electronic device including: a foldable housing including a first housing and a second housing connected with at least one part of the first housing to be foldable; a first display placed on a first side of the foldable housing, capable of being folded in accordance with a folding motion of the first and second housings, and including an exposed area exposed to the outside in a folding state; a second display placed on at least one part of a second side located opposite the first side of the first housing; a sensor sensing a folding state of the foldable housing; and a processor operatively connected with the first display, the second display and the sensor. Besides, various embodiments identified through the specification are possible. Therefore, the present invention is capable of maintaining the continuity of a screen.
Patent KR-20210040227-A (KR)
Title: Integrated electronic valve for expansion and switching direction
Inventor: PARK JANG SIK
IPC: B60H1/00
Filed: 2019-10-02
Abstract: The present invention relates to an integrated electronic expansion and direction switch valve. More specifically, the present invention aims to provide an expansion valve which is able to switch status into closed status for blocking a flow of refrigerant and into expansion status for expanding the refrigerant by forming an expansion interval or into completely opened status for distributing the refrigerant without expanding the refrigerant. The integrated electronic valve for expansion and direction switch comprises: a valve body (100) made in a block shape to have a flow path (110) inside to make an input port (101) communicate with an output port (102); a rotary valve (200) placed in the flow path (110) to be rotatable in a circumferential direction and to have an expansion recess (210) and a flow path hole (220); a valve plate (300) which has a penetrating hole (310); an airtight member (400) placed on one or more surfaces of the rotary valve (200) to be rotatable as one body toward the valve plate (300) by being made of elastic airtight materials, thereby securing airtightness between the penetrating hole (310) of the valve plate (300) and the rotary valve (200); and a driving member (500) which transfers rotary force to the rotary valve (200). The present invention simplifies the configuration of an air conditioner for a vehicle to enable precise control, and especially, increases the airtightness against the refrigerant and the processability and productivity for the products to reduce the production unit cost of the products, thereby maximizing market competitiveness.
Patent KR-20210042751-A (KR)
Title: Charging integrated circuit and operating method thereof
Inventor: CHO SUNG KYU
IPC: H02J7/00
Filed: 2019-10-10
Abstract: Disclosed are a charging integrated circuit (IC) capable of charging a battery with various charging voltages and an operation method thereof. According to an exemplary embodiment of the present invention, a charging IC chip comprises: a switching charger including a plurality of switching transistors and an inductor; and a direct charger including a plurality of switching transistors and at least one capacitor. The charging IC chip uses the direct charger to supply a current of a predetermined level as charging power to a battery along a first charging path in response to connection to an external power source, detects that the voltage of the battery is identical with a predetermined voltage value, disables the direct charger in response to detection, and uses the switching charger to supply the charging power to the battery along a second charging to constantly maintain the voltage of the battery.
Patent KR-20210043871-A (KR)
Title: Removal Method of Residual Pesticides Using Ionizer in Hydroponic Cultivation System of Ginseng
Inventor: KIM JONG HWAN
IPC: A01G22/35
Filed: 2019-10-14
Abstract: The present invention relates to a method for removing residual pesticides by using an ionizer in a hydroponic ginseng cultivation system. According to the present invention, the hydroponic ginseng cultivation system comprises: an ionizer (100) ionizing water; a hydroponic cultivation apparatus (200) to which the ionized water is supplied; a pipe supplying the ionized water of the ionizer (100) to the hydroponic cultivation apparatus (200); and a plurality of hydroponic beds mounted on the hydroponic cultivation apparatus (200). The ionizer (100) includes: an inlet (11) through which the water is introduced; a flow rate unit (12) measuring the amount or speed of water supplied to a filter unit (13) through the inlet (11); and an electrode unit (18) ionizing the water that has passed through the filter unit (13). Accordingly, when the hydroponic ginseng cultivation system using ionized water is used, residual pesticides can be completely removed from ginseng.
Patent KR-20210045141-A (KR)
Inventor: PARK JAE WAN
IPC: A61N2/00
Filed: 2019-10-16
Abstract: The present invention relates to: a magnetic medicated patch of a novel configuration in which upper and lower surfaces forming the N and S poles of a magnet are made of different colors so that a user can visually check the N and S poles of the magnet and attach the patches to an affected part to allow the other poles of the magnet are adjacent to each other to increase therapeutic and pain relief effects by magnetic force; and a set of the magnetic medicated patch. According to the present invention, the magnetic medicated patch comprises: a disc-shaped magnet (10); and an adhesive sheet (20) having a size wider than that of the magnet (10) and having an adhesive layer formed on the lower surface thereof so that the magnet (10) is attached to the central portion of the lower surface. The magnet (10) is magnetized vertically so that the upper and lower surfaces form an N pole and an S pole, respectively, and a colored coating layer is formed on at least one of the upper and lower surfaces so that the N pole or S pole is attached to the adhesive layer.
Patent KR-20210050807-A (KR)
Title: Composition for enhancing muscle function, exercise capacity, or anti-fatigue comprising extract of marian plum
Inventor: HWANG JAE KWAN
IPC: A61K36/22
Filed: 2019-10-29
Abstract: A Marian plum extract according to the present invention, through an effect of promoting mRNA or protein expression of genes involved in muscle function, muscle mass increase, or muscle cell differentiation, enables an increase in muscle mass, enhancement of muscle function or exercise capacity, or rapid recovery from fatigue; can prevent or improve exercise performance deterioration, muscle function deterioration, muscle loss or muscle fatigue caused by various diseases; and has no side effects in the body as a natural substance, thereby being able to be effectively used in functional food or pharmaceuticals.
Patent KR-20210052870-A (KR)
Title: Transmitter circuit, method of data transmission and electronic system
Inventor: Kang Min Hyeok
IPC: H04L25/02
Filed: 2019-11-01
Abstract: A transmitter circuit is provided. The transmitter circuit comprises: a drive circuit included in a second electronic device connected to a first electronic device through a channel and configured to transmit a setting signal including a plurality of pulses to the first electronic device; a current source array providing a current to the drive circuit; and a current control unit configured to control the current source array to increase a current amount of currents outputted from the current source array from a start point of the first edge of a set signal to a start point of the second edge subsequent to the first edge. Therefore, the transmitter circuit has wide coverage about a load capacitor of a receiving device.
Patent KR-20200050887-A (KR)
Title: Compound and organic light emitting device comprising same
Inventor: KIM KYUNGHEE
IPC: H01L51/00
Filed: 2019-11-01
Abstract: The present specification relates to a compound represented by chemical formula 1 and an organic light emitting device comprising the same.
Patent KR-20200052846-A (KR)
Title: Data processing systems
Inventor: MARTIN SAMUEL
IPC: H04N13/117
Filed: 2019-11-06
Abstract: In a data processing system, when displaying a foveated image, a producer processing unit generates a plurality of different resolution versions of a frame to be displayed. A display processor then generates a view orientation transformed output version of the frame to be displayed by using data from the plurality of different resolution versions of the frame to be displayed which is generated by the producer processing unit based on data which indicates that which resolution version of the frame is to be used for each region of the view orientation transformed output version of the frame to be displayed to be provided to the display processor.
Patent KR-20210056757-A (KR)
Title: Exchangable Maxillary Skeletal Expander
Inventor: MOON WON
IPC: A61C7/10
Filed: 2019-11-11
Abstract: The present invention relates to an interchangeable dental arch expander. The present invention provides the interchangeable dental arch expander that includes one pair of guides fixed by a screw to be implanted in an upper jaw; and an expansion part including one pair of bodies sliding within the pair of guides and inserted and withdrawn and an expansion screw penetrating the pair of bodies and adjusting a distance between the pair of bodies. The interchangeable dental arch expander can increase a range of expansion of the upper jaw.
Patent KR-20210058224-A (KR)
Title: Fish Shelter For The Offshore Wind Turbine
Inventor: LEE JANG HO
IPC: A01K61/78
Filed: 2019-11-13
Abstract: Disclosed is a fish shelter installed adjacent to a foundation structure of an offshore wind power generator. According to an embodiment of the present invention, the fish shelter comprises: an offshore wind power generator rotating by wind power to generate electricity; a block-structured offshore wind power generator foundation supporting and fixing the lower part of the offshore wind power generator at a specific position; a plurality of fixing members formed downwardly at the lower end of the offshore wind power generator foundation and fixed into the bottom of the water; and a fish shelter body including a hexahedral fish shelter sidewall having a hollow fish inhabitation space formed therein and a plurality of seaweed inhabitation spaces formed on the bottom of the fish shelter body sidewall and having seaweed planted therein, wherein the fish shelter bodies areused by being connected to each other in plurality. Accordingly, provided is a fish bank structure installed adjacent to a foundation structure of an offshore wind power generator, which generates electricity by using wind and functions as a seaweed farm and a fish shelter helping inhabitation of fish to preserve the ecosystem.
Patent KR-20210061117-A (KR)
Inventor: KIM JIN BAE
IPC: G04G11/00
Filed: 2019-11-19
Abstract: The present invention relates to a time management device and a time management method. According to an embodiment of the present invention, the time management device comprises: an output unit having a polyhedral shape, and allowing time to be displayed on at least one surface among a plurality of surfaces thereof; a sensor unit installed in the output unit to sense rotation of the output unit; a power supply unit installed in the output unit to supply power; and a control unit installed in the output unit, and having an MCU controlling the output unit, a communication unit communicating with a user terminal, and an RTC module calculating the current time to provide the current time. According to the present invention, the time can be measured and stopped by a simple operation of rotating the time management device of a polyhedral shape, and the time can be easily managed since an operation of the time management device is linked to an application to be recorded.
Patent KR-20210061797-A (KR)
Inventor: LEE JUN SUK
IPC: B29C65/02
Filed: 2019-11-20
Abstract: The present invention relates to a polyethylene pipe insertion device wherein a pipe used to supply a hydrofluoric acid gas is configured to be made of a double material, and a stainless steel pipe is located on the outside and a polyethylene pipe with excellent durability against the hydrofluoric acid gas is located on the inside; and is configured to allow the hydrofluoric acid gas pipe to have various diameters and lengths, wherein when inserting the polyethylene pipe into a stainless steel pipe after the polyethylene pipe is horizontally inserted into the stainless steel pipe while the stainless steel pipe is fixed horizontally, allows the polyethylene pipe to be inserted and fastened by forcing it into the stainless steel pipe using a hydraulic or pneumatic cylinder. Therefore, the present invention is capable of having a synergistic effect for which workers can work easily and process quickly.
Patent KR-20210061810-A (KR)
Inventor: KWON HYOUK KYUN
IPC: H04R1/34
Filed: 2019-11-20
Abstract: The present invention relates to an automatic test apparatus capable of controlling the reproduction direction and sense of a distance of a test sound source (voice command, environmental noise, etc.) for verifying the voice recognition performance of a voice communication device, and an operation method thereof. According to the present invention, the automatic test apparatus includes: a sound source editing part for generating a test sound source; and an output control part for determining an output path for selecting a speaker in which the test sound source is amplified and output.
Patent KR-20210062506-A (KR)
Inventor: KIM CHAN WOO
IPC: H01R13/713
Filed: 2019-11-21
Abstract: The present invention provides a sensor type safety outlet which is a product to solve problems such as casualties and economic losses due to fires caused by electricity every year, wildfires, and fires caused by overheating of electric motors including fans, and aims to operate when a person is detected. Therefore, the sensor-type safety outlet has a motion detection sensor attached thereto to minimize electric fire, wherein there is no operation when there is no person within a sensor detection distance, but electricity flows only when a person is detected within the operation distance, thereby increasing safety and electricity savings.