baber/WOPTO huggingface dataset:
Patent KR-20220104862-A (KR)
Title: Method for placement of enegy sources using lyapunov exponent and computing device for executing the method
Inventor: JUNG WOOK PARK
IPC: G06F30/18
Filed: 2021-01-19
Abstract: Disclosed are an electronic attendance method and system using image recognition. According to one disclosed embodiment of the present invention, the electronic attendance system includes: an imaging device installed in a classroom and transmitting an all-student-imaging image that images all students in the classroom; a plurality of student terminals transmitting on-spot imaging image information including an on-spot imaging video that images a student at a place for a lecture and student identification information; and a manager terminal receiving the all-student-imaging video and the on-spot imaging video respectively and performing attendance processing for students based on the received all-student-imaging image, the on-spot imaging image information, and a pre-stored registration imaging image.
Patent KR-20210119285-A (KR)
Title: Surface protective film
Inventor: KIM SO JIN
IPC: C09J7/30
Filed: 2021-01-19
Abstract: The present invention relates to a surface protective film. Specifically, the present invention relates to a surface protective film which comprises a hardening retarding agent to improve an adhesive composition for forming an adhesive layer, and improve optical properties at the same time.
Patent KR-20210136830-A (KR)
Title: Lithium free battery and preparing method of the same
IPC: H01M10/058
Filed: 2021-01-21
Abstract: The present invention relates to a lithium-free battery including a positive electrode, a negative electrode, a separator, and a lithium non-aqueous electrolyte, and specifically, to a lithium-free battery and a method for manufacturing the same, wherein the negative electrode includes: a metal substrate including at least one metal selected from a group consisting of Mg, Ca, Al, Si, Ge, Sn, Pb, As, Sb, Bi, Ag, Zn, Cd, P, and Hg; a lithium-metal alloy layer formed on the metal substrate; and a lithium plate layer formed on the lithium-metal alloy layer.
Patent KR-20220110908-A (KR)
Inventor: RYU KIL EUN
IPC: A01N59/00
Filed: 2021-02-01
Abstract: The present invention relates to a Jing hanger using rattan, the Jing hanger comprising a lower support part (100) and an upper support part (200) connected to an upper portion of the lower support part (100), wherein the lower and upper support parts (100, 200) are made of rattan and coated with a coating agent containing a functional anti-bacterial agent on the surface. The Jing hanger of the present invention enables stable resonance to be generated from a Jing without damage to acoustic waves from the Jing.
Patent KR-20220112008-A (KR)
Inventor: KANG BONG HYEON
IPC: B30B1/08
Filed: 2021-02-03
Abstract: The present invention relates to a compressive dehydration device using super high pressure which can greatly lower water content to separate water from a liquid material in a colloid state or a sludge state. The compressive dehydration device using super high pressure comprises: a base plate installed on the ground; a main cylinder horizontally installed on an upper portion of the base plate; a support unit installed on one side of the main cylinder; a compression head installed to be moved forward and backward in the main cylinder; a compression driving part moving the compression head forward toward the support unit to compress a target object supplied into the cylinder; an insertion part inserting the target object into a compression space formed by the main cylinder, the support unit, and the compression head; a main cylinder front/rear driving part moving the main cylinder forward and backward while the compression head is fixed to open or seal the compression space; and a draining part provided on the support unit to guide and discharge discharged water discharged from the compression space by compression to the outside.
Patent KR-20220114306-A (KR)
Title: Magnetic component and circuit board having the same
Inventor: OH SUE KYUNG
IPC: H01F27/02
Filed: 2021-02-08
Abstract: A magnetic element according to an embodiment comprises: a core part which includes an upper core and a lower core; a first coil part and a second coil part which individually have at least a portion accommodated between the upper core and the lower core; a first molding part which is disposed on at least an outer surface of the first coil part; and a second molding part which is disposed on at least an outer surface of the second coil part. Due to the first molding part and the second molding part, insulation performance is improved in addition to the insulation distance provided by a bobbin, so that the magnetic element according to an embodiment can be further miniaturized.
Patent KR-20220114773-A (KR)
Title: Method for judging abnormal condition of encoder
Inventor: JANG HYUN SOO
IPC: G07F19/00
Filed: 2021-02-09
Abstract: The purpose of the present invention is to provide a method for determining whether an encoder is abnormal, which can accurately determine whether an encoder is abnormal that is a basis for calculating a moving distance of a banknote in order to control a switching operation of a gate. The method for implementing the purpose of the present invention comprises: a step (a) of measuring the number of pulses of the encoder and the number of pulses of a hall sensor of a transfer motor provided in the transfer motor for a set time and calculating ratio data by dividing the number of pulses of the encoder by the number of pulses of the hall sensor of the transfer motor when the encoder is rotated by the drive of the transport motor in a state where the encoder is mounted in a normal state; a step of (b) of measuring the number of pulses of the encoder to be determined and the number of pulses of the hall sensor of the transfer motor for a set time when the transport motor is driven at a set transport speed and the encoder to be determined is rotated in a state where the encoder to be determined is mounted; a step (c) of calculating the number of pulses of the steady-state encoder at the set conveying speed by multiplying the ratio data calculated in the step a) by the number of pulses of the hall sensor of the conveying motor measured in the step b); and a step (d) of determining whether the encoder to be determined is abnormal by comparing the number of pulses of the encoder to be determined measured in the step b) with the number of pulses of the steady-state encoder calculated in the step c).
Patent KR-20220099461-A (KR)
Inventor: HAYASHI YUICHI
IPC: A01K15/02
Filed: 2021-02-16
Abstract: A pet toy is provided that can sufficiently attract the attention of a pet. The pet toy comprises: a hollow main body including a plurality of holes for inserting the paw of the pet from the outside to the inside; a toy disposed in the main body; and a string-shaped body having both ends fixed to opposite parts in the main body, and provided to keep the toy swing freely in the main body.
Patent KR-20220118149-A (KR)
Title: Projector for eye examination
Inventor: KIM HYEONG SU
IPC: A61B3/00
Filed: 2021-02-18
Abstract: Disclosed is a projector for eye examination that can be manufactured in a portable size and can easily replace a target for eye examination. A projector for eye examination according to an embodiment includes a body including a battery, and having a housing shape and a slit formed on an upper surface thereof; a projection lens provided on the front of the body; a lamp provided inside the body and emitting light toward the projection lens; a condensing lens provided inside the body and disposed in front of the lamp; and a target cartridge inserted into the slit and positioned between the projection lens and the condensing lens.
Patent KR-20220118675-A (KR)
Title: Support for supporting hull block
Inventor: PARK JOO SHIN
IPC: B25B11/02
Filed: 2021-02-19
Abstract: A support device for a hull block capable of preventing sagging caused by a load of a hull block over time is introduced. According to the present invention, the support device for a hull block may comprise: a load carrier supporting the hull block; a guide rail extending in the longitudinal direction from the bottom of the load carrier; a leg mounted on the guide rail so as to be movable along the guide rail; a detection sensor for detecting a deflection state of the load carrier; and a controller for calculating a reverse deflection amount for compensating for the deflection of the load carrier based on a state of deflection of the load carrier detected by the detection sensor.
Patent KR-20220118865-A (KR)
Title: System and method for change management of facilities through recognition of structural objects and integration of multiple images
Inventor: YOU DAE SANG
IPC: G06T7/30
Filed: 2021-02-19
Abstract: The present invention relates to a system and method capable of confirming a change in a facility through facility object recognition and multi-image matching based on an image photographed by a drone or aircraft. A facility change management system includes: an image collection unit; an orthoimage generation unit; a facility object extraction unit; a facility learning unit; a change detection unit; a display unit; and a real-time mapping unit.
Patent KR-20220097094-A (KR)
Inventor: LI TONY
IPC: H01L23/538
Filed: 2021-02-22
Abstract: Provided are a semiconductor heat dissipation package structure and a manufacturing method thereof. A heat dissipation sheet is installed on a substrate, a heat dissipation layer of the heat dissipation sheet contacts a chip installed on the substrate to dissipate heat from the chip, and an attachment portion of the heat dissipation sheet is attached to an adhesive layer. Since the adhesive layer is installed on the substrate and surrounds the chip, an adhesive accommodation space is formed between the attachment portion and the substrate, and the adhesive accommodation space surrounds the adhesive layer to accommodate the adhesive layer deformed by compression, so that the adhesive layer prevents overflow or protrusion from the heat dissipation sheet.
Patent KR-20220020749-A (KR)
Inventor: PARK JUNG HYUN
IPC: G01S7/481
Filed: 2021-03-02
Abstract: Disclosed is a light modulator which comprises: a substrate; and a plurality of meta-units which are arranged on the substrate side by side in one direction. At least one of the plurality of meta-units includes: an antenna and a metal layer which are separately arranged in the thickness direction of the substrate; and a dielectric layer which is disposed between the lower portion of the antenna and the upper portion of the metal layer.
Patent KR-20220021847-A (KR)
Inventor: LEE SOOK
IPC: C08L61/28
Filed: 2021-03-03
Abstract: The present invention relates to a fiber-reinforced polymer composite material useful as a roll wiper and a roll wiper using the same, and more specifically, to a fiber-reinforced polymer composite material with a resin composition impregnated into a reinforced fiber. Disclosed is an invention which can provide a fiber-reinforced polymer composite material for a roll wiper in which the resin composition comprises (a) a phenol-based resin and (b) a melamine resin comprising a phenol compound having a side chain having at least 4 carbon atoms as a resin component to have excellent heat resistance and significantly improved abrasion resistance and can provide a roll wiper with improved service life.
Patent KR-20220126306-A (KR)
Title: Retort Pouch Manufacturing Equipment
Inventor: CHAE YOUNG SIK
IPC: B29C37/04
Filed: 2021-03-08
Abstract: The present invention relates to a retort pouch manufacturing apparatus. The retort pouch manufacturing apparatus comprises: a first thermal compression roller which thermally bonds both ends of a pair of retort pouch films continuously moving so that the pair of films can be attached to each other; a second thermal compression roller which is provided below the first thermal compression roller and thermally compresses the retort pouch films in a horizontal direction; and a cutting roller which is provided below the second thermal compression roller and cuts the retort pouch films to a certain length. At this time, an edge cutting roller is provided with first edge cutting rollers formed on both ends of a roller body to have first cutting edges and a second edge cutting roller formed on both ends of one side of the roller body to have second cutting edges. In addition, the first cutting edges and the second cutting edges are formed in a curved or straight shape. According to the present invention, outer four corners are cut such that there is an effect of preventing the occurrence of scratches or cuts by the corners during manufacturing, packaging, drinking, and the like. In addition, cross-cutting of cutting blades increases durability, thereby eliminating the hassle of maintenance and repair and reducing maintenance and repair costs.
Patent KR-20220128182-A (KR)
Title: After-ripening packaging material containing ethylene pockets
Inventor: JEONG CHEON SOON
IPC: B65D81/32
Filed: 2021-03-12
Abstract: The present invention relates to a packaging material for after-ripening including an ethylene pocket, in which an agricultural product requiring after-ripening and an ethylene pocket are inserted into the packaging material, and the expiration date can be flexibly adjusted by after-ripening to a desired degree. According to the present invention, the packaging material for after-ripening including an ethylene pocket comprises: a food packaging material; and an ethylene pocket inserted into the packaging material and filled with ethylene gas. The food packaging material is perforated to allow gas to pass through.
Patent KR-20210040847-A (KR)
Title: Disposable mask with neck string
Inventor: JEONG CHANG YOUNG
IPC: A44C15/00
Filed: 2021-03-18
Abstract: A disposable mask with a neck string according to an embodiment of the present invention includes a main body covering the nose and mouth of a user, a pair of first strings formed on both sides of the main body to be worn by the user on the ears, and a second string connecting each of the pair of first strings. Holes are formed at both edges of the second string, and the holes of the second string move on the first strings while passing through the first strings.
Patent KR-20210039995-A (KR)
Title: Method and device for controlling traffic lights
Inventor: WANG YA
IPC: G08G1/07
Filed: 2021-03-23
Abstract: The present invention relates to a method and apparatus for controlling a traffic light in the field of smart traffic and autonomous driving technology. The method for controlling a traffic light comprises the steps of: monitoring a first preset range around a road; acquiring location information and driving forward speed of a traffic participant within a second preset range around the road in response to the vehicle entering the first preset range; calculating a time t1 at which the traffic participant arrives at the road, based on the location information and the driving forward speed of the traffic participant; obtaining position information and forward speed of the vehicle; calculating a time t2 for the vehicle to pass through the road; determining whether the vehicle can cross the road before the traffic participant arrives at the corresponding road based on t1 and t2; and generating a control signal in response to determining that the vehicle may pass the road before the traffic participant arrives at the road, wherein the control signal is for controlling a display state of the traffic light so that the vehicle can pass the road within time t1.
Patent KR-20220132388-A (KR)
Title: Turbo compressor with Explosion proof function.
Inventor: KIM KYEONG SU
IPC: F04D17/10
Filed: 2021-03-23
Abstract: The present invention relates to a turbo compressor capable of compressing gas and supplying the compressed gas to the outside. The turbo compressor includes: a compression unit including an impeller compressing the gas flowing inside through a compressed air suction port; a motor including a rotation shaft of which one end is connected to the impeller to rotate the impeller; a housing including a motor accommodation space accommodating the motor; a cooling air path passing through the motor accommodation space, and formed for cooling gas accommodated therein to continuously circulate; one or more air bearings supporting a radial load or an axial load of the rotation shaft; and a non-contact explosion-proof unit having the width of a predetermined value or less and the length of a predetermined value or greater, wherein the non-contact explosion-proof unit is a path installed to discharge a flame generated in an inner space of the housing to the outside after the flame passes through the path and is cooled. A compressed gas flow path is spatially separated from the cooling air path. Therefore, the gas in the compressed air flow path cannot infiltrate into the cooling air path. According to the present invention, the explosion-proof turbo compressor has an increased useful life by the air bearing and reduces vibration noise. At the same time, the explosion-proof turbo compressor has an improved structure to discharge the flame to the outside after the flame caused by internal explosion is rapidly cooled even when the internal explosion occurs.
Patent KR-20210044193-A (KR)
Title: Method and apparatus for controlling cruise, electronic device, vehicle, storage medium and program
Inventor: WANG RUISUO
IPC: B60W50/00
Filed: 2021-03-31
Abstract: The present application discloses a cruise control method, a device, an electronic device, a vehicle, a storage medium, and a program and relates to the field of autonomous driving technology. The specific implementation method determines vehicle self-sensing data and driving environment data in a cruise process of a target driving device; determines target vehicle self-sensing data matching the vehicle self-sensing data from past vehicle self-sensing data associated with past driving environment data of the target driving device; and determines pedal control information according to target driving state data associated with the target vehicle self-sensing data and uses the pedal control information to perform cruise control on the target driving device. The cruise process of an embodiment of the present application is applicable to various driving environments and driving users and improves the cruise control efficiency by reducing the amount of data calculation of the cruise control process while improving the user's experience.
Patent KR-20220138606-A (KR)
Inventor: YEOM JI WOON
IPC: G02B5/32
Filed: 2021-04-06
Abstract: Provided is a pupil-direct-line-type augmented reality device capable of increasing an observable pupil allowance region by using a holographic optical element. A pupil-direct-line-type augmented reality device according to an embodiment of the present invention comprises: an image combiner located at the front of the eye of a user to reflect or diffract light beams emitted from a projection system, thereby concentrating the reflected or diffracted light beams at a pupil location of the user; and a holographic optical element (HOE) located between the projection system and the image combiner to expand a field of vision, which is a pupil allowance region. Therefore, a compact optical structure, which is a conventional advantage, can be maintained while increasing the size of a field of vision, which is a pupil allowance region, such that the size of the pupil allowance region, which is inconvenient to a general user, can be increased. Therefore, an image can be observed without being cut out even though the user freely moves a pupil during use of the same technology-based device, such that inconvenience of the user is solved.
Patent KR-20220139102-A (KR)
Inventor: MAENG CHAN JOO
IPC: B60H1/00
Filed: 2021-04-07
Abstract: Disclosed is an air conditioner for a vehicle having a door structure improved to efficiently prevent bulging and horizontal movement of a plate of a sliding type door. The air conditioner for a vehicle comprises: an air conditioning case having a heat exchanger; a door slidably provided inside the air conditioning case to control an opening degree of an air flow passage; a door shaft rotatably installed inside the air conditioning case and connected to the door to enable the door to be slid and rotated according to rotation; and a movement restraint unit for preventing the movement of the door in an air flow direction and in a width direction.
Patent KR-20210127625-A (KR)
Inventor: ZHANG HAN
IPC: C07D487/16
Filed: 2021-04-12
Abstract: Disclosed are an electroluminescent material and a device thereof. The electroluminescent material is a compound formed by connecting a fragment having a structure in which indole and pyrrole are fused to an azamacro cycle, with quinazoline having a substituent in a specific ring, quinoxaline having a substituent in a specific ring, or a similar structure thereof, and the electroluminescent material can be used as a host material in an electroluminescent device. A novel compound can obtain a lower driving voltage, significantly improve device efficiency, and significantly extend device lifespan, thereby providing better device performance. Electroluminescent devices and compound formulations are further disclosed.
Patent KR-20220144738-A (KR)
Inventor: SONG HONG JUN
IPC: F16B21/16
Filed: 2021-04-20
Abstract: The present invention relates to a power line fixing bolt assembled on a top reinforcing cap for a line post insulator. The power line fixing bolt assembled on a top reinforcing cap for a line post insulator comprises: a nonconductive bolt (10) consisting of a screw rod unit (11), a polygonal head (12) integrally formed on the top of the screw rod unit (11), and a screw hole (13) penetrating a vertical plane part facing the polygonal head (12); and a ball spring set bolt (20) having a coil spring embedded therein, a ball (21) receiving the elastic force of the coil spring and assembled on one side thereof, and a tool insertion groove (22) formed on the opposite side of the ball (21), and assembled into the screw hole (13) formed on the head (12) of the nonconductive bolt (10) to be exposed from the vertical plane part of one side of the head (12) of the nonconductive bolt (10). The present invention prevents the head (12) from falling from a box embedded in a box housing (101) of an electric tool (100) when moving the electric tool (100) toward a line post insulator while the head (12) is inserted into the box to quickly and accurately assemble the nonconductive bolt into the screw hole (S) of the line post insulator.