baber/WOPTO huggingface dataset:
Patent KR-20200025649-A (KR)
Inventor: HAN KEY SHIK
IPC: H02S20/32
Filed: 2018-08-31
Abstract: The present invention provides a sunlight tracking apparatus capable of adjusting an inclination angle of a photovoltaic module. The sunlight tracking apparatus comprises a frame, a first and a second connecting rod, a lead screw, a nut block, a hollow bore servo motor, and a control unit. The rear surface of a photovoltaic module is rotatably connected to the frame by a first pivot joint. One end of the first connecting rod is rotatably connected to the rear surface of the photovoltaic module by a second pivot joint arranged above the first pivot joint. One end of the second connecting rod is rotatably connected to the frame by a third pivot joint arranged below the first pivot joint. The lead screw is fixed on the first pivot joint. The nut block is coupled to the lead screw to be transported by a screw motion along the lead screw, and the other ends of the first and second connecting rods are rotatably connected to the nut block by a fourth and a fifth pivot joint. The hollow bore servo motor is connected to the lead screw to rotate the lead screw. The control unit controls operation of the hollow bore servo motor. According to the present invention, an inclination angle of a photovoltaic module can be adjusted by accurately transferring driving power of a screw-driven linear actuator to the photovoltaic module by a lever mechanism. The photovoltaic module can be sturdily supported by a pair of connecting rods to improve durability and reliability.
Patent KR-20200026587-A (KR)
Title: Method and apparatus for detecting voice activity
Inventor: JO YOUNG WOO
IPC: G10L25/18
Filed: 2018-09-03
Abstract: According to some embodiments of the present invention, a method for detecting a speech period is disclosed. The method comprises the steps of: dividing a speech signal received from a noisy environment into a plurality of frames; converting the speech signal divided into the plurality of frames into a frequency domain; calculating the standard deviation associated with spectrum energy for each frequency domain with respect to a period corresponding to a certain number of consecutive frames among the plurality of frames; and determining the period as one of a speech period and a non-speech period based on the calculated standard deviation. The accuracy of the speech period detection may be increased.
Patent KR-20190032204-A (KR)
Inventor: CAPELLMANN CHRISTOPH
IPC: B60H1/00
Filed: 2018-09-10
Abstract: According to the present invention, an air conditioning system has at least three zones, and at least one of which is a rear zone. The at least one rear zone has a warm air path guided through a lower portion of a heater, and a cold air path guided beneath the heater. In order to reduce a required installation space, the air conditioning system according to the present invention no longer has a mixing chamber arranged at the rear side of the heater, and instead, reversely directs the warm air path under the heater where a discharge device is disposed after the discharge from the heather. The discharge device has at least one discharge opening having a discharge flap, and the discharge opening is opened and closed by the discharge flap. In other words, in the discharge device, the cold air path from an evaporator and the warm air path from an opposite direction, that is, from the heater are met. According to the present invention, mixing walls are arranged within an impact region of the warm air path and the cold air path. Flows of air are mixed with each other in a region behind the at least one discharge opening, or even in a line to a rear discharge nozzle. Accordingly, an air conditioning system that preferably requires a small installation space and allows excellent temperature control over all temperature ranges are provided.
Patent KR-20200032326-A (KR)
Title: Semiconductor package
Inventor: HA JOB
IPC: H01L23/48
Filed: 2018-09-18
Abstract: An embodiment of the present disclosure provides a semiconductor package, which includes: a frame having a first surface and a second surface positioned opposite each other, having a cavity, and having a wiring structure connected to the first surface and the second surface; a connection structure disposed on the second surface of the frame and having a redistribution layer; a semiconductor chip disposed in the cavity and having a connection pad connected to the redistribution layer; a sealing material sealing the semiconductor chip and covering the first surface of the frame; a plurality of electrical connection metal bodies disposed on the connection structure and connected to the redistribution layer; and a shielding metal plate disposed on the sealing material and connected to the wiring structure. The plurality of electrical connection metal bodies include a dummy metal body, and the redistribution layer provides a semiconductor package including the dummy metal body and a ground wiring layer connecting the wiring structure.
Patent KR-20200032586-A (KR)
Title: Gate driver, organic light emitting display apparatus and driving method thereof
Inventor: PARK HEE WHAN
IPC: G09G3/3266
Filed: 2018-09-18
Abstract: According to an embodiment of the present invention, a gate driver, an organic light emitting display device using the same, and a driving method of the organic light emitting display device may be provided. The gate driver capable of reducing manufacturing costs comprises: an input unit receiving a first clock and a second clock; a plurality of signal output units respectively outputting a plurality of scan clocks corresponding to the first clock and the second clock; and a counter counting at least one of the first clock and the second clock.
Patent KR-20200034252-A (KR)
Title: Method of producing cathode material for electrode of secondary battery
Inventor: CHOI HAE YOUNG
IPC: H01M4/36
Filed: 2018-09-21
Abstract: The present invention provides a method for manufacturing a positive electrode material for a secondary battery. More specifically, provided is a method for manufacturing a positive electrode material for a secondary battery, including a step of binding graphene oxide to a surface of a Prussian white structure, and then reducing the graphene oxide. According to the present invention, when manufacturing a secondary battery including an electrode using the positive electrode material, it is possible to secure excellent initial capacity and life characteristics.
Patent KR-20200036606-A (KR)
Inventor: WON TAE YOUNG
IPC: C08J3/075
Filed: 2018-09-28
Abstract: The present invention provides a method of preparing a super absorbent polymer which has an optimized degree of crosslinking of base polymer particles and a surface-crosslinked layer, and thus exhibits simultaneously excellent properties in terms of basic absorption, liquid permeability, and the like; and a super absorbent polymer prepared therefrom. The method of preparing a super absorbent polymer comprises: a step of crosslinking a monomer composition comprising a water-soluble ethylene-based unsaturated monomer having at least partially neutralized acid groups, and an internal crosslinking agent, to form a hydrous gel polymer; a step of drying, pulverizing, and distributing the hydrous gel polymer to form base polymer particles; and a step of further crosslinking the surface of the base polymer particles in the presence of a surface-crosslinking agent, to form a surface-crosslinked layer. In particular, in the step of forming the hydrous gel polymer, the water-soluble ethylene-based unsaturated monomer has a degree of neutralization of 70 mol% or less, and the method further comprises, in the step of forming the surface-crosslinked layer, or after the step of forming the surface-crosslinked layer, a step of treating the base polymer particles with an alkaline solution to further neutralize the base polymer particles.
Patent KR-20200041703-A (KR)
Inventor: LEE YONG KYU
IPC: A61P39/06
Filed: 2018-10-12
Abstract: The present invention relates to: a macrophage target-type nanoassembly capable of effectively removing active oxygen to minimize inflammation generation; and an anti-inflammation composition comprising the same. The mSPAM nanoassembly and the anti-inflammation composition comprising the same can serve as a powerful inflammatory agent, and can be successfully applied to the treatment of various inflammatory diseases.
Patent KR-20200048203-A (KR)
Title: A toy car in which various driving behaviors are exposed by deformation
Inventor: PARK YONG SEON
IPC: A63H17/00
Filed: 2018-10-29
Abstract: The present invention provides a toy car, in which a small-sized car is transformed into a large-sized car to enable a user to perform various car driving amusements. The small-sized car is divided into an external structure and an internal structure which are foldable. In the external structure, a front part where an engine of a car is held is fitted into the lower end of a front glass window by being unfolded or folded to be in close contact with the bottom surface by a two-stage folding operation, and then left and right side parts of the car are folded by being unfolded or folded; a rear surface part gets out of the body part of the car to a rear side while sliding back and forth, and is unfolded by a folding operation. The body part of the car and the rear surface part, which has gotten out of the body part of the car while sliding to the rear side, form the inner structure. In the inner structure, one rail with height changed while being lifted or lowered is formed and the other rail, enabling the car to vertically fall and go forwards by the manipulation of a button, is formed. A running rail having a shootable means by the manipulation of a button is provided on any one portion of one side surface part forming the external structure, and various parking facilities is provided on the other side surface part.
Patent KR-20200050675-A (KR)
Title: Compound for organic light emitting diode, organic light emitting diode having the same, and display apparatus having organic light emitting diode
Inventor: CHOI DON SOO
IPC: C07D471/04
Filed: 2018-11-02
Abstract: The present description relates to a compound for an organic electronic element represented by chemical formula 1, the organic electronic element comprising the same, and a display apparatus comprising the organic electronic element, wherein details of chemical formula 1 are as defined on the specification. According to the present description, it is possible to provide the compound for the organic electronic element, the organic electronic element comprising the same, and the display apparatus comprising the organic electronic element.
Patent KR-20200052515-A (KR)
Inventor: LEE YOUNG JIN
IPC: G06Q50/04
Filed: 2018-11-06
Abstract: The present invention relates to a rice wine production quality history management system. According to an embodiment of the present invention, a rice wine production quality history management system comprises a plurality of sensors provided in a making vat of each of a plurality of distilleries and a management server for receiving sensing information. The management server performs the steps of: receiving product information on each rice wine shipped from each of the plurality of distilleries and producer information on a producer of each rice wine; receiving production history information on an execution time of a production process for producing each rice wine; receiving, from the plurality of sensors, environmental factor data for the rice wine making vat and quality factor data on the quality of each rice wine; calculating taste information of each rice wine using the input environmental factor data and the quality factor data; and providing the product information on each rice wine, the producer information, the production history information, and the taste information on each rice wine to a user terminal.
Patent KR-20200053334-A (KR)
Title: Method and System for the Researcher Map to Promote the Convergence Research
Inventor: NAM YOUNGKWANG
IPC: G06Q10/10
Filed: 2018-11-08
Abstract: The present invention relates to technology about a system which compares and analyzes research data such as papers and intellectual properties to analyze convergence research among researchers who belong to different research fields, and constructs a visualization map about the researchers related to the convergence research. According to the present invention, the system comprises: a data extraction unit extracting a researcher and a research abstract from the research data to construct a database; a morpheme analysis unit extracting a noun and an adjective from the research abstract to generate a word set; a topic modeling unit using a corpus to extract topic words, which become a subject of the research data, from the word set and grouping the related topic words to form a topic group; a user question unit receiving a search sentence from a user; a similarity measurement unit using the search sentence and the topic group to search for a key researcher and comparing the topic group extracted from the research data of the key researcher with the topic group extracted from other research data to search for a related researcher who is determined to perform a similar research to that of the key researcher; and a visualization unit forming and displaying a network in which the key researcher and related researchers searched in the similarity search unit are interconnected.
Patent KR-20190113509-A (KR)
Title: Electric press, a method to select a loadcell and a program thereof
Inventor: NOGUCHI TADAHIRO
IPC: B30B15/26
Filed: 2018-11-12
Abstract: The objective of the present invention is to detect a load value closer to a true value even if there is a defect or difference in individual load cells. The present invention includes: a first loadcell measuring a load value applied to work; a second loadcell having a rated load set to be lower than the first loadcell as well as receiving the same load as the first loadcell, and measuring a load value applied to the work; and a control part controlling the operation state of an operation part. The control part controls the operation state of the operation part based on the measured load value of the second loadcell if the measured load value of the second loadcell is no more than the rated load of the second loadcell, and controls the operation state of the operation part based on the measured load value of the first loadcell only when the measured load value of the second loadcell and the measured load value of the first loadcell satisfy a predetermined condition if the measured load value of the second loadcell is larger than the rated load of the second loadcell.
Patent KR-20200055608-A (KR)
Title: Apparatus for cleansing and sterilizing air
Inventor: KOH SI YURN
IPC: H05B3/14
Filed: 2018-11-13
Abstract: Disclosed is an air cleaning and sterilizing apparatus with a porous ceramic heating element to simultaneously perform air cleaning and air heating. The disclosed air cleaning and sterilizing apparatus includes: a case having an intake port and an exhaust port; a duct installed inside the case and guiding the air introduced through the intake port to the exhaust port; a blower installed in the duct, and forcibly moving the air introduced through the intake port toward the exhaust port; and a heating and sterilizing module installed in the duct, and provided with a porous ceramic heating element for passing the air, which moves toward the exhaust port in the duct, therethrough to heat and sterilize the air.
Patent KR-20200057825-A (KR)
Inventor: KIM SANG WON
IPC: F24F110/64
Filed: 2018-11-13
Abstract: The present invention relates to an air purifier providing recommendation information corresponding to schedule based on artificial intelligence and a method thereof. An air purifier according to one embodiment of the present invention includes a control unit which determines the absence of a user and generates recommendation information based on the user′s schedule information, and an interface unit which outputs a voice message or a visual message including the recommendation information.
Patent KR-20190070272-A (KR)
Title: Splitting method of workpiece
Inventor: ARAKAWA TARO
IPC: B23K103/00
Filed: 2018-11-29
Abstract: The present invention provides a method for splitting a workpiece, which prevents a contact with a corner part of an adjacent chip to be capable of preventing damage to the chip. The present invention provides a splitting method for splitting a plate type workpiece with a first surface and a second surface into a plurality of chips, comprising: a resin layer coating step (S2) of coating and curing a resin, to be cured by an external impulse, on the first surface; a frame unit forming step (S3) of forming a frame unit in which the workpiece is adhered to an adhesive tape adhered to an annular frame through a resin layer; a splitting start point forming step (S4) of irradiating a frame unit workpiece with laser beams with wavelength having transmissivity to form a splitting start point within the workpiece; and a division and cutting step (S5) of arranging a second surface side of the workpiece in a support of a breaking device provided with a pressing blade and pressing the workpiece by the pressing blade positioned along a splitting start point with the adhesive tape and the resin interposed therebetween to divide and cut the workpiece from the splitting start point.
Patent KR-20200065923-A (KR)
Title: The Method and System for Evaluating the Quality of Medical Image dataset for Machine Learning
Inventor: LEE JUNG WON
IPC: G16H50/70
Filed: 2018-11-30
Abstract: The present invention relates to a method for evaluating the quality of a medical image data set to check whether the medical image data is suitable for machine learning, and a system therefor. Evaluation criteria can include: data normality, which means a ratio of normal frames among the entire frames; learning suitability, which means a ratio of labeled or labelable frames among received data; and anatomical completeness, which means a ratio of anatomical elements included in the received data compared to anatomical elements based on a medical standard.
Patent KR-20200066930-A (KR)
Inventor: IM SUNG MI
IPC: A61Q19/08
Filed: 2018-12-03
Abstract: The present invention relates to a method for preparing a functional cosmetic composition for preventing and delaying skin aging containing an Eisenia bicyclis extract having an antioxidant activity. Specifically, the extract of the present invention contains flavonoids and has antioxidant efficacy. In addition, by inhibiting activities of collagenase which is a collagen degrading enzyme, the composition containing the same as an active ingredient can be usefully used as a cosmetic for preventing and delaying skin aging.
Patent KR-20200022305-A (KR)
Title: Coil electronic component
Inventor: KIM KYUNG LOCK
IPC: H01F41/02
Filed: 2018-12-05
Abstract: A coil electronic component according to an embodiment of the present invention includes: a body having an embedded coil unit and including a plurality of magnetic particles; and an external electrode connected to the coil unit. At least some of the plurality of magnetic particles include a first layer formed on the surface and a second layer formed on the surface of the first layer. The first layer is an inorganic coating layer containing a P component. The second layer is an atomic layer-deposited layer. The present invention improves magnetic properties as the insulating properties of the body are improved.
Patent KR-20200075119-A (KR)
Inventor: PARK IK HYUN
IPC: G05D1/00
Filed: 2018-12-12
Abstract: Disclosed is an autonomous driving assistance device using blockchain. The autonomous driving assistance device may electrically exchange a signal with an autonomous driving assistant application installed in a mobile terminal and provide a basic autonomous driving function even for vehicles not including an autonomous driving function by using vehicle driving information received from the mobile terminal. Furthermore, by using a V2X communication method to distribute and calculate calculation values of surrounding autonomous driving assistant applications and an autonomous driving central server, the stability of the overall autonomous driving function may be increased. By applying a security scheme in a blockchain method, the reliability may be increased.
Patent KR-20200072213-A (KR)
Title: Noma system and its method for scheduling multi-user
Inventor: KO YOUNG CHAI
IPC: H04J99/00
Filed: 2018-12-12
Abstract: The present invention relates to a non-orthogonal multiple access (NOMA) system and a method for scheduling multiple users thereof. A method for scheduling multiple users, which is performed by a NOMA system performing NOMA between a base station and a user terminal, comprises the following steps of: a) allowing the base station to receive channel information and quality of service (QoS) request information of a subband from a user terminal, calculate resource quota by using the QoS request information of the user terminal, and set a weight for each user terminal; b) calculating a channel gain-based cumulative distribution function (CDF) by using the weight for each user terminal and the channel information; and c) scheduling a user set by selecting a plurality of user terminals for each subband by using the channel gain-based CDF, and feeding back scheduling information to each user terminal.
Patent KR-20200075190-A (KR)
Inventor: SEO YONG DUK
IPC: G06T17/00
Filed: 2018-12-17
Abstract: The present invention relates to a matching point search method using a GPU-based decision tree. The matching point search method includes: (a) a step of receiving an image, inspecting a channel with respect to the input image, and separating data by image channel; (b) a step of calculating a descriptor with respect to an image pixel patch for each pixel in the input image; (c) a step of acquiring a decision tree index for each pixel by executing decision tree operation; (d) a step of aligning the decision tree indices acquired with respect to the pixels; (e) a step of determining pixels having the same single decision tree index as a matching point at a leaf node of the decision tree; and (f) a step of outputting information on the pixels determined as the matching points. It is preferable that the matching point search method of the present invention is parallel operation-processed based on a GPU.
Patent KR-20200075657-A (KR)
Title: Makeup tool and manufacturing method therefor
Inventor: HWANG CHENG HWAN
IPC: D06B3/10
Filed: 2018-12-18
Abstract: The present invention relates to a cosmetic tool and a method of manufacturing the same, capable of evenly spreading cosmetics while imparting adhesion to the cosmetics. According to one aspect of the present invention, the cosmetic tool includes a skin contact portion formed of a material that may contain or absorb cosmetics and including a porous sheet capable of transferring and applying the cosmetics to the skin of user. The porous sheet forms a skin contact surface in contact with the skin of user. The skin contact surface may include at least one first region including pores having a relatively small average size; and at least one second area which is distinguished from the first region and includes pores having a relatively large average size.
Patent KR-20200075673-A (KR)
Inventor: HUH MEE
IPC: B32B27/36
Filed: 2018-12-18
Abstract: The present invention relates to a vehicle interior material containing a low melting point polyester resin and a method for manufacturing the same. The vehicle interior material of the present invention includes a resin layer containing a low melting point polyester resin between a polyester foam sheet and a fiber mat layer, thereby improving adhesion between the fiber mat layer and the foam sheet without deteriorating physical properties such as strength and durability.