baber/WOPTO huggingface dataset:
Patent KR-20200039647-A (KR)
Inventor: SANG OK PARK
IPC: H04M1/02
Filed: 2020-04-08
Abstract: The present invention relates to a voice coil motor which reduces a manufacturing cost of magnets to further improve product competitiveness. The voice coil motor comprises: a base having an opening; a mover driven on an upper part of the base and including a bobbin including a lens and a coil disposed on the bobbin; and a stator disposed on the base to surround the mover, and including magnets facing the coil. A pair of first magnets disposed to face each other among the magnets and a pair of second magnets disposed to be adjacent to the first magnets among the magnets are formed in different sizes.
Patent KR-20210131493-A (KR)
Title: Water-expandable rubber composition and water-expandable rubber pad comprising the same
IPC: C08L21/00
Filed: 2020-04-23
Abstract: The objective of the present invention is to provide a water-expandable rubber composition capable of increasing the volume by contact with cooling water and comprising: a base resin comprising a hydrogenated nitrile butadiene rubber (HNBR) or an ethylene acrylic rubber (AEM), water-stopping agent, and a filler, and a water-expandable rubber pad comprising the same, wherein the water-expandable rubber pad has a volume expansion rate of 100-150%. The water-expandable rubber pad made of the water-expandable rubber composition according to the present invention has enough rigidity to be directly inserted into a cylinder jacket without a metal plate, and the like. In addition, the water-expandable rubber pad according to the present invention can increase the volume so as to be optimized for the assembly process and design by being come in contact with an engine coolant. Accordingly, the present invention is capable of reducing the number of parts and manufacturing costs, and, compared to the conventional foam rubber, has better adhesion and superior thermal insulation function, thereby having an advantage in terms of improving the engine fuel efficiency.
Patent KR-20210132342-A (KR)
IPC: H01M8/0247
Filed: 2020-04-27
Abstract: Disclosed are an electrode including a porous substrate, a membrane-electrode assembly for a fuel cell including the same and a method of manufacturing the same. In the method of manufacturing the membrane-electrode assembly, the amount of a catalyst that is loaded depending on the position by reflecting the change in the current density distribution for each position according to the output in the electrode is applied in a gradational manner, thus efficiently using the catalyst, thereby reducing costs owing to the use of a decreased amount of the metal catalyst. Further, the membrane-electrode assembly includes the electrode including a porous substrate, thus making it easy to select hot-pressing conditions and increasing processing efficiency. The porous substrate is hydrophobic and the pore size in the electrode is not decreased compared to conventional electrodes, thus reducing flooding and generating various operation regions. The electrode including the porous substrate can minimize electrode loss, thus improving electrode durability.
Patent KR-20210086409-A (KR)
Title: GPS error correction method by comparing 3D precision map in overlapping area
Inventor: SUH DONG HYUN
IPC: G01C21/32
Filed: 2020-05-07
Abstract: The present invention relates to a method of correcting a GPS error through a three-dimensional precision map comparison in an overlapping area and, more specifically, to a method of calculating a correction value for a GPS error by comparing three-dimensional precision maps of an overlapping area when the corresponding overlapping area appears on a GPS route during the procedure of acquiring raw data to be used for a precision road map (HD-map) for autonomous driving. In particular, the present invention can compare three-dimensional point group data acquired through essentially mounted LiDAR, an inertial measurement unit (IMU) and the like without using a plurality of high-precision GPS receivers or high-priced equipment such as a stereo camera or the like, thereby calculating an accurate correction value for a GPS error. Moreover, the present invention can remove a bottom surface or noise and focus on comparing meaningful objects, during the procedure of comparing the three-dimensional point group data of the overlapping area, thereby quickly calculating a correction guaranteeing accuracy. Therefore, the present invention can improve reliability and competitiveness in an autonomous driving field, a road recognition field, and a high-precision road map field for autonomous driving as well as a similar or related field thereof.
Patent KR-20210135904-A (KR)
Title: Motor Generator
IPC: H02K21/28
Filed: 2020-05-06
Abstract: According to the present invention, a motor generator exteriorly has a form of one single motor or generator, but can perform functions of both a motor and a generator at the same time by having one single stator (1) and two rotors (3, 4). In the one single stator (1), a rotor A (3) and a rotor B (4) suspended together from one single rotary shaft (7) are provided, and the rotor A has a coil (5) wound anticlockwise, and the rotor B has a coil (6) wound clockwise. Since the two coils are wound in different directions, when power is supplied to the coil (5) of the rotor A, the rotor A (3) is driven by the effect of a magnetic field generated from a magnetic pole (2) of the stator (1). At this time, the coil (6) of the rotor B generates electricity which can be connected to a storage battery to be stored therein. As a travel distance is extended through the storage of electricity using potential energy and kinetic energy of a vehicle driven with wheels using electricity such as an electric vehicle, energy can be efficiently used.
Patent KR-20210136474-A (KR)
Title: Article and systen for generating aerosol
IPC: A24F40/10
Filed: 2020-05-07
Abstract: The present invention relates to an aerosol generation article including: a first segment disposed at an upstream end inserted into an aerosol generator; a second segment disposed at a downstream end coming into contact with a user's mouth; and a third segment disposed between the first segment and the second segment and including an aerosol cooling element. The first segment includes: a medium including an aerosol generation substrate and a pH adjuster; a first filter facing the upstream end of the medium; and a second filter facing the downstream end of the medium. When the medium is heated at a temperature of 120 degrees Celsius or less, it is possible to discharge aerosol containing at least 20 micrograms of nicotine per puff.
Patent KR-20210139011-A (KR)
Title: Scug foreign material removal device for perforator equipped with air injector
IPC: E21B10/44
Filed: 2020-05-13
Abstract: In accordance with the present invention, a screw foreign material removal device for a boring machine, equipped with an air injector comprises: a segmented frame capable of performing a bending operation; a wire fixing part which is installed on one side of the frame, which contacts the screw, and to which a plurality of wires for removing foreign substances attached to the screw are fixed in multiple stages; a hydraulic motor installed in a lower portion thereof to which a drive shaft rotated together with the wire fixing part is fixed; a cylinder driving part installed on the other side of the frame and for making the wire fixing part move close or away from the screw by bending the same at a predetermined angle; and an air injection nozzle installed on the wire fixing part at the top of the frame to inject high-pressure air. Therefore, the screw foreign material removal device can effectively remove soil, sand, gravel, and the like adhering to the screw, and remove the soil attached to the screw by an air injector for injecting high-pressure air.
Patent KR-20210140969-A (KR)
Title: Macro device for mobile terminal
IPC: H04M1/725
Filed: 2020-05-14
Abstract: According to an embodiment of the present invention, a macro device detachably formed on a terminal wherein a display enabling touch input of a user is formed on one surface comprises: a detection unit detecting the touch input; a storing unit sequentially storing the touch input from a first time to a second time; and a control unit transmitting a signal to the terminal for the touch input sequentially stored in the storing unit to be performed by the user's operation through the terminal.
Patent KR-20210142321-A (KR)
Title: Method of forming chalcogenide-based thin film using atomic layer deposition process, method of forming switching device using the same and method of manufacturing memory device
IPC: C23C16/56
Filed: 2020-05-18
Abstract: Disclosed are a method of forming a chalcogenide-based thin film using an atomic layer deposition (ALD) process, a method of forming a switching device using the same and a method of fabricating a memory device. The disclosed method of forming the chalcogenide-based thin film by the ALD process includes: a first step of supplying a first source gas containing a Ge precursor, in which an oxidation state of Ge is +2 valence, into a reaction chamber provided with a substrate; a second step of supplying a first purge gas into the reaction chamber; a third step of supplying a second source gas including an Se precursor and a reaction promotion gas for promoting a reaction between the Ge precursor and the Se precursor into the reaction chamber; and a fourth step of supplying a second purge gas into the reaction chamber. Therefore, the present invention can easily form the chalcogenide-based thin film having excellent film quality, excellent switching characteristics, and excellent durability.
Patent KR-20210142485-A (KR)
Title: Method for preparing secondary battery
IPC: H01M4/38
Filed: 2020-05-18
Abstract: The present invention relates to a method for manufacturing a secondary battery to prevent performance degradation of electrode active materials. According to the present invention, the method comprises the following steps: electrochemically charging a cell for pre-lithiation including a positive electrode which includes a positive electrode active material containing lithium manganese oxide and a lithium metal counter electrode to over-lithiate the positive electrode; separating the over-lithiated positive electrode from the pre-lithiation cell and manufacturing a secondary battery including the over-lithiated positive electrode and a negative electrode which includes a negative electrode active material; performing first charging the secondary battery; resting the secondary battery after first charging; and performing second charging after the resting step, wherein the maximum voltage of the secondary battery in the first charging is lower than that the second charging.
Patent KR-20210142900-A (KR)
Title: Method and Apparatus for Controlling a Shopping Flash Card to be Displayed on Reproduced Images of a Broadcast Program
IPC: H04N21/44
Filed: 2020-05-19
Abstract: Provided is a method for controlling a shopping flash card to be displayed on a playback screen of a broadcast program. The method includes the steps of: detecting a zapping operation by a user; and responding to the detection of the zapping operation and controlling a shopping flash card related to a broadcast program in a channel switched by the zapping operation to be displayed in a mini electronic program guide (EPG) on the playback screen of the broadcast program.
Patent KR-20210145468-A (KR)
Inventor: LIM CHOONG HO
IPC: D06F89/02
Filed: 2020-05-25
Abstract: The present invention relates to a control method of a clothing folding machine. According to the present invention, in a process of transporting or folding a clothing, occurrence of agglomeration of the clothe is accurately detected and determined, so that damage to a driving motor and power loss due to overload of the driving motor can be effectively prevented. In addition, the damage to the clothing in which the agglomeration has occurred and the damage to related parts can be effectively prevented. Then, a location where the agglomeration occurred is precisely specified, guided to a user, and prompt action is induced. Accordingly, there is an effect which a downtime of the folding machine can be significantly reduced. The control method of the clothing folding machine of the present invention comprises: a first clothing mounting step; a second clothing mounting step; and a clothing pressing step.
Patent KR-20210146489-A (KR)
Inventor: YOU CHUN GI
IPC: H01L27/32
Filed: 2020-05-26
Abstract: According to an embodiment, a display device comprises: a substrate including a display area displaying an image and a non-display area positioned around the display area; an organic insulating layer positioned on the substrate; a common signal transmission line positioned on the organic insulating layer positioned in the non-display area and having a first opening; and an auxiliary electrode positioned on the common signal transmission line and completely covering a cut unit.
Patent KR-20210146507-A (KR)
Inventor: MOON BYOUNG O
IPC: E02D5/20
Filed: 2020-05-27
Abstract: The present invention relates to a casing guide apparatus for ground excavation. In accordance with the purpose of the present invention, a guide apparatus for guiding the insertion of a casing can be installed suitably in an excavation space without causing an invasion in a surrounding space, and then, a guide groove for guiding the insertion of the casing is separated from a guide block to be stored or assembled to be used in accordance with the need, which can lead to easy installation and easy transport and storage after use. To achieve the purpose, the casing guide apparatus for ground excavation includes: a thin plate-shaped first guide block (20) having a plurality of combination grooves (21) formed on the inner surface to be installed on the inner surface of the ground excavated due to excavation construction; a thin plate-shaped second guide block (30) provided opposite the first guide block (20), and having a plurality of combination grooves (31) formed on the inner surface to be installed on the inner surface of the ground excavated due to the excavation construction; connection parts (22, 32) formed vertically on both sides of the first and second guide blocks (20, 30) such that the first and second guide blocks (20, 30) are consecutively connected in a longitudinal direction to be installed; and a semicircular guide (40) formed into a semicircular shape to guide the insertion of the casing (100), and combined with the first and second guide blocks (20, 30) through a combination protrusion (41) formed in an outer part.
Patent KR-20210152076-A (KR)
Inventor: LEE MIN WOOK
IPC: B32B7/08
Filed: 2020-06-05
Abstract: As carbon fiber reinforced molding article, the present invention comprises: a plurality of laminated thermoplastic plastic layers; and a plurality of carbon fiber reinforced layers interposed for each thermoplastic plastic layer. The present invention relates to a carbon fiber reinforced composite further comprising a stitching part sewn with an upper thread and a lower thread from the outside of the thermoplastic plastic layer at a bending position of the carbon fiber reinforced composite. Therefore, the present invention is capable of being applied to various fields requiring structural composite materials.
Patent KR-20210152207-A (KR)
Inventor: HAN JUNG HAN
IPC: G06N3/08
Filed: 2020-06-08
Abstract: The present invention relates to a machine vision apparatus and method thereof. The machine vision apparatus includes: a vision system which confirms the delivery of a product, acquires an image by using an optical device, and generates a result value of the image as a first communication file; and artificial intelligence logic which generates a second communication file with respect to the first communication file based on the learning performed in consideration of a data set which has been set. The vision system reflects the second communication file generated by the artificial intelligence logic to provide the final result value of the image for the product.
Patent KR-20210153209-A (KR)
Inventor: PARK KWI JONG
IPC: A61L2/10
Filed: 2020-06-10
Abstract: The present invention relates to a sterilization device for sterilizing a mask, and provides a sterilization device for a dental mask, which includes a plurality of UV LED lamps for sterilizing the mask with an earring part of the mask hung on a hook of a hanger provided therein while minimizing an area in contact with an inner peripheral surface of the mask and a case or an upper surface of a base. More particularly, the sterilization device comprises: a base supported on a floor and provided with an accommodating part so that a control part can be located therein; a normal case provided at an upper end of the base and having an empty inside; a plurality of UV LED lamps provided at regular intervals in a longitudinal direction on an inner circumferential surface of the case; a hanger located in a center of an inner surface of the case, coupled to the upper surface of the base, and provided with a ring to hang the earring part of the mask; and a control button provided on an outer circumferential surface of the base for operating the device.
Patent KR-20210155502-A (KR)
Inventor: Jinyong PARK
IPC: G06Q40/02
Filed: 2020-06-16
Abstract: The present invention relates to a trade receivable transaction method in which a buyer pays a seller a trade receivable in exchange for the sale of goods or provision of a service, wherein the method comprises: an information storage step of tradable trade receivables, wherein an intermediary computer operated by a broker who brokers the trade of trade receivables receives information on the trade receivables with a fixed payment date from a computer of a purchaser that stores information on accounts payable arising from the purchase of goods or services, among the accounts payable, and stores the same as information of tradable trade receivables; a selection step of trade receivables, wherein a seller accesses the brokerage computer through the seller's terminal and selects the trade receivables that the seller wants to receive advance payment before the payment date through transfer among the tradable trade receivables held by the seller, and the brokerage computer applies the trade receivables selected by the seller to the transaction to be stored as information of trade receivables; and a selection step of trade receivables subject to transfer, wherein it is determined whether the advance payment that the intermediary computer pays in advance for the trade receivable before the payment date in accordance with the selection of the trade receivable to be traded by the seller is within the range of the amount that the transferee who takes over the trade receivable can prepay to the sellers, and storing the trade receivables subject to transaction as information of the trade receivables subject to transfer if the same is within the range of the amount that can be paid in advance. Part of the amount to be repaid can be recovered early.
Patent KR-20210155906-A (KR)
Inventor: KIM JINUK
IPC: E02F9/08
Filed: 2020-06-17
Abstract: According to various embodiments of the present invention, a handrail provided on one side of a main body of a construction machine may comprise: a frame part installed on the upper end of a main body; a hinge part installed between the frame part and the upper end of the main body to support the frame part to be rotatable with respect to the upper end of the main body; and a stopper disposed on one side of the hinge part and limiting the rotation angle of the frame part.
Patent KR-20210156392-A (KR)
Inventor: YANG SUNG HO
IPC: B60W30/18
Filed: 2020-06-17
Abstract: The present invention relates to a regenerative braking control device for a fuel cell vehicle and a method thereof. More specifically, in accordance with a purpose of the present invention, a regenerative braking mode is released before a high-voltage battery is fully charged with regenerative energy on a downhill road, a current vehicle speed is maintained (a cruise driving mode) through a hydraulic brake, and the regenerative braking mode is activated based on an energy consumption amount in accordance with the driving of high-voltage accessories, and, as a result, the regenerative braking control device can prevent a driver from having a sense of difference in driving as well as can prevent the overheating of a hydraulic brake. To achieve the purpose, the regenerative braking control device includes: a vehicle speed detection part detecting a current speed of a fuel cell vehicle; and a control part releasing a regenerative braking mode on a downhill road and activating a cruise driving mode based on the detected current speed, and activating the regenerative braking mode based on an energy consumption amount in accordance with the driving of high-voltage accessories provided in the fuel cell vehicle.
Patent KR-20210157555-A (KR)
Inventor: KIM MIN KI
IPC: E03C1/18
Filed: 2020-06-22
Abstract: The present invention relates to a drain pipe connector to connect a drain hose of a water purifier and a drain hose of a garbage disposal device to a sewer pipe of an upper portion of a sink. A hose connection pipe (10), to which the drain hose (H) of the garbage disposal device is connected, is provided on an upper portion to prevent the drain hose from being separated by the discharge pressure generated by the garbage disposal device and prevent the drain hose from bending by installation of the garbage disposal device. A drain hose connector (1) with a cylindrical body (20) inserted into a drain pipe (P) is provided on a lower portion. The hose connection pipe (10) is formed in a state inclined diagonally from an upper portion of the cylindrical body (20). A helical protrusion (12) for separation prevention of the drain hose (H) is formed on the outer surface. A screw hole (22) is formed on the outer edge of the cylindrical body (20). The drain hose connector (1) is prevented from being separated from the drain pipe (P) by the pressure of discharge objects discharged from the garbage disposal device by fastening a tightening screw (30) while inserted into the drain pipe (P).
Patent KR-20220003198-A (KR)
Title: Inclination measuring device, measuring method and computer program using marker
Inventor: JAYOUNG CHOI
IPC: A61B5/11
Filed: 2020-07-01
Abstract: The present invention relates to an inclination measuring device, which measures a degree to which a user's head is tilted or rotated by using a marker on which a direction indication capable of indicating a direction is displayed. The inclination measuring device includes: a marker recognition unit for recognizing the marker attached to the user's head; a reference line generator for generating a vertical or horizontal reference line based on the marker; and an angle measuring unit for measuring an angle between the reference line and the direction indication of the marker, thereby easily and accurately measuring the degree of indication.