baber/WOPTO huggingface dataset:
Patent KR-20210094841-A (KR)
Title: The redirection apparatus of unmanned aerial vehicle and unmanned aerial vehicle having the same
Inventor: CHOI HYOUK RYEOL
IPC: B64B1/26
Filed: 2020-01-22
Abstract: The present invention relates to a thrust conversion device and an unmanned aerial vehicle including the same. Through a rotor capable of 2-axis control, the thrust of the rotor can be switched in multiple directions, and with only two rotors, thrust control such as rolling, yaw, and pitching of the unmanned aerial vehicle is possible, thereby capable of performing control in an easy way compared to the unmanned aerial vehicle using four or more rotors, reducing a battery weight, and increasing the flight time as a result. The present invention includes: a rotor module; a first thrust conversion module; and a second thrust conversion module.
Patent KR-20210097461-A (KR)
Title: Apparatus of dynamic phantom for cardiac impulse
Inventor: KIM HAN KI
IPC: G01M99/00
Filed: 2020-01-30
Abstract: A heart rate simulation dynamic phantom tester according to an embodiment of the present application comprises: a driving device that generates a plurality of driving signals for driving a plurality of mechanical parts, and includes a fixing part to which the plurality of mechanical parts can be fixed and a passing part through which a connection part passes; a plurality of mechanical parts fixed to the fixing part and driven according to a driving signal; a bed comprising a fixing mechanism part for fixing the heart, and having the fixing mechanism part attached to the upper surface; and a connection part connecting the edge of the upper surface of the bed and the opposite end of the plurality of mechanical parts to the side fixed to the fixing part, and passing through the passing part.
Patent KR-20210099283-A (KR)
Title: Recovery of valuable metals from spent lithium ion battery leaching solution
Inventor: LEE MAN SEUNG
IPC: H01M10/54
Filed: 2020-02-04
Abstract: A purpose of the present invention is to provide a recovery method of valuable metals with economic feasibilities by extracting the same from a waste lithium ion battery leachate. To achieve the purpose, the present invention provides a recovery method of valuable metals from a waste lithium ion battery leachate, which comprises the following steps of: (a) preparing a waste lithium ion battery leachate including a plurality of metal ions including copper ions by using sulfuric acid; (b) selectively extracting copper ions by adding an organophosphorus copper extracting reagent to the leachate; and (c) extracting valuable metals in the remainder after extracting the copper ions.
Patent KR-20210099715-A (KR)
Title: Drying rack with slide-in sleeve hanger
Inventor: JEOUNG TAE YEUN
IPC: D06F57/08
Filed: 2020-02-05
Abstract: Disclosed is a laundry drying rack with a slidable withdrawal type sleeve hanger. The present invention comprises: a laundry rack configured to fold and unfold a hanger in both lateral sides; a hollow structure provided to a portion acting as a folding center of the drying rack; a connector of which one end is inserted to be assembled through a hollow portion of the hollow structure and penetrated by a hollow hole; a rack, of which both ends are penetrated to have a hollow hole, slidably coupled along the connector to enter the hollow structure; and an elastic locking member of which one end is fixated to the hollow hole of the rack and the other end is elastically contracted and deformed to enter the connector assembled on the hollow structure as entering of the rack, and then, is elastically restored and deformed to be locked by the connector to prevent separation of the rack.
Patent KR-20210101010-A (KR)
Title: Fitting desk
Inventor: CHOE WON SEOK
IPC: A47B21/02
Filed: 2020-02-07
Abstract: The present invention relates to a fitting desk. A work area corresponding to a front part of a top frame (12) which a user uses while directly contacting the work area is included in a front work plate (21). A rear hard plate (22) is mounted on a rear part of the top frame (12) on which books are stacked and monitors are placed to provide vertical nut grooves (31) by which shelf modules (M) can be strongly supported and erected. The front work plate (21), which the user touches with the hand, is made of wood (natural or synthetic wood) or synthetic resin. Therefore, the fitting desk can provide comfort during working and can eliminate the discomfort of a cold feel or texture when the front work plate is made of metal. The rear hard plate (22) used as a storage space or an arrangement space is made of, for example, steel, so as to enable various transformations of the shelf modules (M) in a horizontal or vertical direction. Therefore, the fitting desk can ensure comfortable practicality resulting from the front work plate (21) during working and improved space utilization resulting from the rear hard plate (22).
Patent KR-20210102684-A (KR)
Title: Electronic device including switching circuit
Inventor: Jaekyu LEE
IPC: H05K9/00
Filed: 2020-02-12
Abstract: The present invention relates to an electronic device including a switch circuit which can prevent radiation performance degradation even if the frequency band of an RF signal supplied to an antenna radiator or various events occur. According to one embodiment of the present invention, the electronic device comprises: a housing; a printed circuit board arranged in the housing, and including at least one hole; a bracket at least partially arranged in the housing, and forming at least a portion of a side of the housing; at least one conductive fastening unit fastened to the at least one hole arranged on the printed circuit board, and coupling the printed circuit board and the bracket; a first switch circuit electrically connected to a first conductive fastening unit among the at least one conductive fastening unit; a first open stub electrically connected to a first terminal of the first switch circuit; a first electric shock prevention unit electrically connected to a second terminal of the first switch; and at least one processor electrically connected to a third terminal of the switch circuit. The first open stub is electrically separated from ground of the printed circuit board, and the first electric shock prevention unit can be electrically connected to the ground.
Patent KR-20210105048-A (KR)
Title: Semiconductor devices
Inventor: KANG JONG IN
IPC: H01L21/762
Filed: 2020-02-18
Abstract: A semiconductor device in accordance with the present invention includes a substrate in which the first and second regions are separated. A first buried insulating film pattern is provided in a first trench of the substrate in the first region. The first buried insulating film pattern, a second buried insulating film pattern, and a third buried insulating film pattern are sequentially stacked within a second trench of the second region of the substrate. A first buffer insulating film having a flat top surface is provided on the substrate in the first and second regions. A second buffer insulating film is provided on the first buffer insulating film. A bit line structure is provided on the substrate in the first region and the second region. A portion of the bit line structure is formed on the second buffer insulating film, and another portion of the bit line structure is in contact with a substrate surface in the first region. The bit line structure formed on the second buffer insulating film may have a flat bottom surface. Since a thin film on the substrate is formed to be flat, structures and patterns formed on the thin film may be uniformly formed over the entire substrate.
Patent KR-20210108219-A (KR)
Title: Electronic Shelf Label apparatus for minimizing power consumption
Inventor: RYU HYEON JOON
IPC: G06K19/07
Filed: 2020-02-25
Abstract: The present invention relates to an electronic tag device which minimizes power consumption, which activates an electronic tag module through a separate wake-up module which wirelessly communicates with the user terminal, and implements to update tag information from a server, so as to minimize the power consumption.
Patent KR-20200110179-A (KR)
Inventor: TIAINEN RISTO
IPC: G01D5/20
Filed: 2020-02-25
Abstract: Disclosed is a positioning device (101) for generating a position signal indicating a rotational position of a resolver. The positioning device of the present invention comprises: a signal interface (102) for receiving alternating signals (V_cos, V_sin) from a resolver; and a processing system (103) for generating a position signal based on position-dependent amplitudes of the alternating signals and polarity information indicating the polarity of an excitation signal (V_exc) of the resolver. The processing system is configured to recognize a polarity indicator, such as a change in frequency or phase, with respect to a waveform of one or both of the alternating signals and to determine the polarity information based on the recognized polarity indicator. Accordingly, the polarity information related to the excitation signal is included in the alternating signals, thereby not requiring a separate signaling channel for transmitting the polarity information to the positioning device.
Patent KR-20210108636-A (KR)
Title: Automatic paper feeder in the cutter
Inventor: LEE SUNG GEUN
IPC: B65H5/06
Filed: 2020-02-26
Abstract: The present invention relates to an automatic paper feeder in a shredder and, more specifically, to an automatic paper feeder in a shredder which is detachably coupled to a shredder to automatically feed stacked paper to automatically shred it without a separate operation of a user so as to save time, thereby contributing an efficiency increase of a work.
Patent KR-20210109686-A (KR)
Title: Light-emitting device and apparatus including the same
Inventor: KIM DONG CHAN
IPC: H01L51/00
Filed: 2020-02-26
Abstract: A light emitting device and a method for manufacturing the same are disclosed. The light emitting device includes a first electrode; a second electrode; and an intermediate layer including a light emitting layer interposed between the first electrode and the second electrode. An object of the present invention is to provide a light emitting device that includes both an inorganic material and an organic material in a light emitting layer and an apparatus including the same.
Patent KR-20210031355-A (KR)
Title: Antenna device and display device including the same
Inventor: OH YUN SEOK
IPC: H01Q1/48
Filed: 2020-03-03
Abstract: Embodiments of the present invention provide an antenna element, which includes: a dielectric layer; and an antenna pattern having a bent structure disposed on at least two of the upper surface, the side surface, and the lower surface of the dielectric layer. Through the bent structure, the antenna element can be mounted on the side surface of the display element, and the signal loss in a transmission line is reduced, so as to improve the radiation and signal reliability.
Patent KR-20200028375-A (KR)
Title: A thrust producing unit with at least two rotor assemblies and a shrouding
Inventor: SEBASTIAN MORES
IPC: B64C27/08
Filed: 2020-03-06
Abstract: The present invention relates to a thrust producing unit (3d) for producing thrust in a predetermined direction (23), which comprises a shrouding (6d) and at least two rotor assemblies (7d, 8d), wherein the shrouding (6d) defines an internal volume (20c), wherein a first rotor assembly (7d) of the at least two rotor assemblies (7d, 8d) defines a first rotor axis and a second rotor assembly (8d) of the at least two rotor assemblies (7d, 8d) defines a second rotor axis, wherein the first and second rotor axes (12d) are one of: (i) coaxially arranged, and (ii) inclined by associated inclination angles with respect to the predetermined direction (23), wherein the associated inclination angles (21a, 22a) are included in a range between −60° and +60°, and preferably amounting to 0°, and wherein the first rotor assembly (7d) is arranged outside of the internal volume (20c) of the shrouding (6d).
Patent KR-20200116031-A (KR)
Inventor: LARSEN TY A
IPC: B25J9/12
Filed: 2020-03-11
Abstract: A bundle gripping tool employs a support ring (12) concentric to a bundle axis (14) and has a first open sector (16) accessing a central aperture (20). A closure ring (22) mounted on the support ring is concentric with and rotatable about the bundle axis and has a second open sector (30), wherein rotation of the closure ring to an open position at least partially aligns the first and second open sectors to be exposed to the central aperture. Rotation to a closed position misaligns the second open sector from the first open sector, and covers the first open sector to gate the central aperture. A plurality of snare cables (38) is coupled between a first set of attachment points (40a, 40b, 40c) on the support ring and a second set of attachment points (42a, 42b, 42c) on the closure ring. The first set of attachment points and the second set of attachment points are relatively positioned so that each of the plurality of snare cables partially encircle the bundle axis in the closed position and expose the bundle axis in the open position. An operating mechanism (48) is configured to rotate the closure ring.
Patent KR-20210116755-A (KR)
Title: Heat Treatment Lactic Acid Bacteria Pu`er tea Extract Using Low Pressure Low Temperature Extraction and Low Temperature Spray Drying Method
Inventor: KANG YOUNG GI
IPC: A23L33/135
Filed: 2020-03-13
Abstract: The present invention relates to a heat-treated lactic acid bacteria Puer tea extract using low-pressure low-temperature extraction and a low-temperature spray-drying method, and a method for manufacturing the same. The present invention raises immunity.
Patent KR-20210115662-A (KR)
Inventor: KIM YOUNG DONG
IPC: E06B5/16
Filed: 2020-03-16
Abstract: The present invention relates to a fire door that can prevent dew condensation by blocking the thermal bridge phenomenon caused by convection as the inside is formed in a vacuum. In particular, the fire door comprises: a frame in which front and rear iron plates correspond to each other; and a heat conduction shielding material that is located at the edge end of the front iron plate and the rear iron plate, and separates the front iron plate and the rear iron plate and combines them.
Patent KR-20210115735-A (KR)
Title: 3-dimensional NAND flash memory device and method of fabricating the same
Inventor: WOO YOUNG CHOI
IPC: H01L29/792
Filed: 2020-03-16
Abstract: The present invention relates to a three-dimensional NAND flash memory device and a method of fabricating the same. According to one embodiment of the present invention, the three-dimensional NAND flash memory device includes a plurality of memory cells. In one embodiment, each of the memory cells includes: a semiconductor channel layer vertically extending on a substrate; an information storage film vertically extending along a sidewall of the semiconductor channel layer; control gates for surrounding at least a portion of the semiconductor channel layer with the information storage film interposed therebetween; an interlayer insulating film for separating the control gates from each other; a fixed charge region formed at an interface of the interlayer insulating film adjacent to the information storage film or in a portion of the information storage film between the control gates; and a region induced by the fixed charge layer and electrically doped on a partial surface of the semiconductor channel layer opposite the fixed charge region. Accordingly, even when the number of memory cells is increased to improve the degree of integration, the reduction in read current is improved, high integration is secured, and high-speed and low-power driving is performed.
Patent KR-20200135721-A (KR)
Title: Method and system of stress compensation in display device
Inventor: MOBASHER AMIN
IPC: G09G3/3208
Filed: 2020-03-19
Abstract: A method for compensating stress in a display device according to one embodiment of the present invention includes: a step of accumulating, by an addition circuit, a brightness value of an image displayed by the display device; a step of encoding, by an encoder, the accumulated brightness value (hereinafter referred to as ″accumulated brightness value″) to preserve a protected portion of the accumulated brightness value; a step of compressing, by a compressor, the accumulated brightness value; a step of storing, by the compressor, the compressed accumulated brightness value (hereinafter referred to as ″compressed accumulated brightness value″) in a memory; a step of reading and decompressing, by a decompressor, the compressed-accumulated brightness value to generate a decompressed value; and a step of decoding, by a decoder, the decompression value based on the protected portion, and generating a decoded value corresponding to the accumulated brightness value and having a compression noise lower than that of the decompression value.
Patent KR-20210117780-A (KR)
Title: Apparatus and method for growing silicon single crystal ingot
Inventor: KIM SE HUN
IPC: C30B15/20
Filed: 2020-03-20
Abstract: The present invention relates to a silicon single crystal ingot growth apparatus, which comprises: a chamber; a crucible provided in the chamber and accommodating a silicon melt; a heating unit provided in the chamber and disposed around the crucible; a water cooling tube fixed to an upper part of the chamber and disposed around the silicon single crystal ingot grown and pulled up from the crucible; a heat shield body provided on an upper part of the crucible; a first gas supply unit supplying inert gas to an inner region of the chamber; a temperature measuring unit for measuring a surface temperature of the silicon melt; and a second gas supply unit for supplying inert gas to a region having low temperature among the surfaces of the silicon melt. The present invention is to evenly distribute the oxygen concentration in the entire region of a silicon single crystal ingot.
Patent KR-20200039631-A (KR)
Inventor: PARK CHANHEE
IPC: G06Q30/06
Filed: 2020-03-30
Abstract: The present invention provides a virtual fitting system capable of more efficiently fitting clothing data to a virtual body of a user using stored or inputted virtual body data and clothing data. According to one aspect of the present invention, the virtual fitting system comprises: a data loading unit loading virtual body data and clothing data of a user; a wrinkle forming unit forming wrinkle to the clothing data by calculating stress applied to the clothing data; and a fitting adjusting unit adjusting positions and gaps of clothing points included in the clothing data to fit the clothing data to a virtual body.
Patent KR-20210121863-A (KR)
Title: System and method for vtical cultivation having fog spray system
Inventor: LEE KIL YOUNG
IPC: A01G9/02
Filed: 2020-03-31
Abstract: The present invention relates to vertical crop cultivating apparatus and method having a fog spray system, and more specifically, to vertical crop cultivating apparatus and method having a fog spray system, maintaining an optimal growth state by controlling the temperature and humidity environment of crops by spraying a nutrient and culture solution with ionized dry fog and mist fog according to a growth status of crops.
Patent KR-20210121904-A (KR)
Inventor: KO SEUNGHOON
IPC: G06F3/041
Filed: 2020-03-31
Abstract: An electronic device according to various embodiments includes: a light emitting element which is connected to a cathode of a display of the electronic device; a sensing circuit which is connected to the cathode, and is configured to detect a leakage current from the light emitting element; and at least one processor which is configured to check illuminance based on a detection result of the sensing circuit. Other embodiments are possible.
Patent KR-20210122931-A (KR)
Title: Semiconductor devices and method of manufacturing the same
Inventor: KIM SUNG GIL
IPC: H01L23/522
Filed: 2020-04-01
Abstract: The present invention relates to a semiconductor device and a method of manufacturing the same, which are capable of connecting an upper structure to a lower structure in a stable manner. In accordance with an embodiment of the present invention, the semiconductor device comprises: gate electrodes laminated on a substrate by being apart from each other; channel structures penetrating the gate electrodes and including a channel layer, gate dielectric layers between the channel layer and the gate electrodes, channel insulation layers, and channel pads on the channel insulation layers; and separation areas penetrating the gate electrodes and placed by being apart from each other. The gate dielectric layers are extended to be longer upward than the channel layer, and a part of its inner side surface comes in contact with the channel pads. The channel pads are placed on an upper end of the channel layer and on the inner side surface of the gate dielectric layers, and the channel pads can include: a lower pad having a first recess between the inner side surfaces of the gate dielectric layers; and an upper pad which includes a first part placed within the first recess, and a second part extended from the first part in a direction parallel to an upper surface of the substrate on the first part.
Patent KR-20210125869-A (KR)
Title: A Wash Base for Toilet
Inventor: YOON JANG NO
IPC: A47K1/02
Filed: 2020-04-09
Abstract: The present invention relates to an easy-to-install washbasin for a public bathroom which supports a washbasin upper plate frame with a wastewater inlet formed on the inside of the upper surface thereof by a support to form a washbasin, supports the support supporting the washbasin upper plate frame by a separately manufactured modular support, divides the wastewater inlet formed on the washbasin upper plate frame from the washbasin upper plate frame to form the wastewater inlet with a wastewater inlet frame, and mounts the wastewater inlet frame on a mounting unit formed on the inside of the washbasin upper plate frame to install the wastewater inlet frame. The present invention forms a washbasin upper plate with a modular support manufactured by using a high-density panel instead of using a conventional masonry support formed by stacking bricks to eliminate the conventional inconvenience of having to stack bricks and construct masonry tiles. When installing a washbasin, manpower is eliminated to reduce installation costs such as labor costs. The height of the modular support can be adjusted to easily install (construct) the washbasin upper plate while maintaining horizontalness when installing the washbasin upper plate. For the modular support, a high-density panel is cut into a prescribed size to form a high-density panel frame, and imitation marble is attached to the outer surface of the high-density panel frame to easily manufacture the modular support. Specifically, the high-density panel frame is used when manufacturing a washbasin upper plate frame, and the remaining high-density panel can be recycled to reduce costs.