baber/WOPTO huggingface dataset:
Patent KR-20200135067-A (KR)
Inventor: PARK SUNG JUN
IPC: H04B10/116
Filed: 2019-05-24
Abstract: Provided is an optical wireless communication system to provide high-speed/high-efficiency data transmission. According to the present invention, the optical wireless communication system comprises: an optical wireless transmission unit emitting discrete-time signals of first light, second light, and third light having different wavelength ranges; and an optical wireless reception unit including a light receiving sensor including a first photoelectric conversion element for converting the discrete time signal of the first light into a photoelectric conversion signal, a second photoelectric conversion element for converting the discrete time signal of the second light into a photoelectric conversion signal, and a third photoelectric conversion element for converting the discrete time signal of the third light into a photoelectric conversion signal. The second photoelectric conversion element is stacked to have an overlapping area with the first photoelectric conversion element, the third photoelectric conversion element is stacked to have an overlapping area with at least one of the first and second photoelectric conversion elements, and at least one of the first, second, and third photoelectric conversion elements includes an organic light absorbing material, quantum dots, or a combination thereof.
Patent KR-20200143534-A (KR)
Inventor: LEE SANG HOON
IPC: G06T7/70
Filed: 2019-05-27
Abstract: The present invention may provide a three-dimensional (3D) posture estimation apparatus capable of accurately estimating a 3D posture based on interdependence of human joints from a two-dimensional (2D) image, and a method thereof. According to the present invention, the 3D posture estimation apparatus comprises: a 2D posture estimating unit which obtains a 2D feature map by estimating a plurality of 2D features representing positions of a plurality of predetermined major joints in a human body from a 2D image according to a pre-learned pattern estimation method; and a 3D posture estimating unit which includes at least one posture estimation unit in which the pattern estimation method is learned in advance, and estimates the 3D posture by estimating depth information for each of the 2D features of the 2D feature map and obtaining a plurality of 3D features representing 3D positions of the plurality of major joints. Each of the at least one posture estimation unit includes a plurality of radio wave estimation units connected in a multistage structure, and the plurality of radio wave estimation units sequentially acquire the plurality of 3D features in a predetermined order based on the positions of the plurality of major joints.
Patent KR-20200136532-A (KR)
Title: Resistance -seismic large diameter prefabricated piping and its assembly methods
Inventor: O HEUNG GYU
IPC: F16L23/16
Filed: 2019-05-27
Abstract: The present invention relates to a large pipe joint structure using a clamp coupling method, and a method for manufacturing the same. The structure is changed from an existing welding pipe to be assemblable and endures 90Mpa for the first time at home and abroad. Moreover, the structure has significantly improved assemblability and can be used for a mountain pipe or a water pipe.
Patent KR-20200137345-A (KR)
Inventor: PARK KANG HO
IPC: B66F11/04
Filed: 2019-05-30
Abstract: The present invention relates to a high-place work vehicle including a sensor for detecting a worktable holding state. A guardrail is provided on a worktable forming a workspace, and a high-place work vehicle is equipped with a sensor combined with a boom stand of the high-place work vehicle to the holding state of the worktable. The high-place work vehicle includes: at least one sensing part placed on the guardrail, and sensing whether a worker holds the guardrail; and a control part controlling the operation speed of at least one of the boom stand and worktable depending on whether the worker holds the guardrail through the sensing part. According to the present invention, if the guardrail is determined as being held through the sensing part, the high-place work vehicle increases the operation speed of the worktable and the boom stand. If the guardrail is determined as being released through the sensing part, the high-place work vehicle reduces the operation speed of the worktable and the boom stand or stops the operation while generating a warning signal. Therefore, the high-place work vehicle can prevent accidents by preventing workers from falling onto the ground due to the sudden operation or movement of the high-place work vehicle.
Patent KR-20200138869-A (KR)
Title: Thermal String mattress
Inventor: PARK MI LA
IPC: A47C21/04
Filed: 2019-06-03
Abstract: The present invention relates to a thermal and three-dimensional woven mattress. The integrated thermal bed mattress enables a sponge (120) for providing cushion feeling to be inserted into a lower end of an outer cover (110) inside an upper end cover (100) of the mattress, and a 3DS tube mattress (200) is coupled to the inside of the bed mattress cover where a thermal pad (130) having a thermal cable fixated in a lower end portion is bonded and fixated by an inner cover (120).
Patent KR-20200144250-A (KR)
Inventor: SHON TAE SHIK
IPC: G06F21/55
Filed: 2019-06-18
Abstract: The present invention relates to an intelligent security information sharing system. According to one embodiment of the present application, the intelligent security information sharing system comprises: a smart city management server which shares security information between domains by linking multiple domains; a security information sharing server which verifies the security information and provides selected security information to the smart city management server; and an external information source server which provides the security information.
Patent KR-20210000002-A (KR)
Inventor: CHOI YONG SOO
IPC: A61Q19/02
Filed: 2019-06-24
Abstract: The present invention relates to a skin-whitening and antioxidant cosmetic composition comprising silkworm hemolymph-derived low-molecular material having a molecular weight of less than 10 kDa. The silkworm hemolymph-derived low-molecular material utilizes a material which has been conventionally discarded, and thus has excellent economic efficiency, and has excellent safeness for skin and excellent skin whitening and antioxidant effects, and the high-yield production thereof is possible, so that the material may be usefully used for the skin-whitening and antioxidant cosmetic composition.
Patent KR-20200131715-A (KR)
Inventor: YOO HYUN SUN
IPC: B67D1/00
Filed: 2019-07-10
Abstract: Provided is a hydrogen water machine which is able to elevate/lower an elevation-type water dispensing unit against a mainframe, and to provide hydrogen water with a high concentration to a user without limitations in accordance with used containers. According to an aspect of the present invention, the hydrogen water machine comprises: a mainframe which manufactures and stores hydrogen water; a transfer pipe which is installed on the mainframe to transfer the hydrogen water stored in the mainframe through an internal passage; and the elevation-type water dispensing unit which is connected to an end portion of an end point of the transfer pipe in accordance with the transfer path of the hydrogen water, of which one part is exposed to the outside of the mainframe in a direction of dispensing the hydrogen water, and which is installed on the mainframe to be elevated/lowered against the mainframe. With a used container placed on a lower side of the elevation-type water dispensing unit, the elevation-type water dispensing unit is lowered from the used container to a preset stable water dispensing height.
Patent KR-20200013589-A (KR)
Title: Method and device for detecting defects in the closure of encapsulated vials
Inventor: BOIRA BONHORA JORDI
IPC: G01N21/88
Filed: 2019-07-15
Abstract: Disclosed are a method and a device for detecting defects in the closure of encapsulated vials. The method for detecting defects in the closure of encapsulated vials comprises: (a) a step of using a profilometer to scan a profile of a vial and a capsule, and thus obtaining a point cloud; (b) a step of calculating at least one parameter among (i) the diameter or the radius of the closure circumference of the capsule, (ii) the angle of intersection between a lower skirt and a side of the capsule, (iii) the length of the lower skirt, and (iv) the distance from the end of the lower skirt to the neck of the vial from the point cloud obtained in the previous step; and (c) a step of determining whether any of the parameters calculated in the previous step exceeds a set limit value. In addition, the device for detecting defects in the closure of encapsulated vials comprises: a profilometer configured to scan a profile of a capsule and a vial; and a control device configured to execute the method explained above.
Patent KR-20200010080-A (KR)
Title: Polyamideimide resin
Inventor: MIYAMOTO KOJI
IPC: C08J5/18
Filed: 2019-07-17
Abstract: Provided by the present invention is polyamideimide resin capable of forming a polyamideimide film having a high elastic modulus. The polyamideimide resin includes a composition unit representing the following characteristics. In formula 1 and formula 2, each X independently represents a divalent organic group, Y represents a tetravalent organic group, each R^a independently represents a halogen atom, an alkyl group having 1 to 6 carbon atoms, an alkoxy group having 1 to 6 carbon atoms, or an aryl group having 6 to 12 carbon atoms, each hydrogen atom contained in R^a may be independently substituted with a halogen atom and n represents an integer of 0-6. The weight average molecular weight of the polyamideimide resin is 100,000 to 1,000,000.
Patent KR-20210010702-A (KR)
Inventor: CHOI JIN WOO
IPC: B60Q1/52
Filed: 2019-07-17
Abstract: An apparatus for detecting and warning an object when a tailgate is opened detects the object at the rear of a vehicle through a distance detecting device installed on an existing vehicle to inform a driver whether a safety radius space is secured when the tailgate is opened and to limit the opening of the tailgate in case of danger. According to the present invention, the apparatus for detecting and warning an object when the tailgate is opened includes: a distance detecting part detecting the object at the rear of the vehicle; a processing part analyzing position information of the object at the rear of the vehicle obtained from the distance detecting part, calculating a safety radius of the tailgate for each vehicle, and checking whether the object is within the safety radius; and a display part displaying a warning phrase when there is the object within the safety radius.
Patent KR-20210011125-A (KR)
Title: System and Apparatus for assisting power of steering
Inventor: WON JONG CHUN
IPC: B60W10/20
Filed: 2019-07-22
Abstract: The present disclosure relates to a steering power assistance system and an electronic control device included therein. More specifically, according to the present disclosure, the steering power assistance system comprises: two sensors with dual die integrated circuits; two controllers connected to each of the two sensors and capable of internal communication; and a steering motor. Among the two controllers, the controller with a lower priority generates a control signal according to a target value calculated by the controller in a normal state with a higher priority and outputs the control signal to the steering motor.
Patent KR-20210011806-A (KR)
Title: Oil gauge manufacturing method for farming machine and oil gauge
Inventor: CHOI JONG HWI
IPC: B21H3/02
Filed: 2019-07-23
Abstract: The present invention relates to a method for manufacturing an oil gauge for a farming machine, which can provide an oil gauge that can maintain excellent and uniform quality while having a perfect exterior and dimensions, thereby achieving ease of mounting the device, increasing the accuracy of measurement, and preventing detachment and separation thereof due to vibration or shock occurring during use, and an oil gauge manufactured thereby. The oil gauge comprises: a head including a tool use surface for mounting and disassembly and a head body having a thread formed thereon; and a gauge bar marked with upper and lower limits for visually checking an oil level. The head body has a gauge bar groove capable of coupling the gauge bar. The inner diameter of the gauge bar groove is smaller than the outer diameter of the gauge bar so that the gauge bar is interference fitted to the gauge bar groove. The end of the head body has caulking capable of preventing separation and detachment of the gauge bar. The method comprises: a head manufacturing process of making a head constituting an oil gauge; a gauge bar manufacturing process of making a gauge bar constituting the oil gauge; a coupling process of connecting the head to the gauge bar by forced coupling; and a surface treatment process of finishing the oil gauge completed by coupling the head to the gauge bar.
Patent KR-20210013494-A (KR)
Inventor: HWANG SOON KYU
IPC: B63B25/16
Filed: 2019-07-26
Abstract: The present invention relates to a methane number control method for a vessel, which can smoothly control the fuel supply even if a disturbance is input while supplying a gas fuel to an engine with a limited methane number, and a methane number control system. According to the present invention, the methane number control method for a vessel comprises: a condensing step of condensing the heavy hydrocarbon component of a boil-off gas by mixing the boil-off gas with a liquefied gas; a gas-liquid separation step of separating a gas and a liquid from the boil-off gas in which the heavy hydrocarbon component is condensed; and a fuel supply step of supplying, to the engine, a gaseous boil-off gas of which the methane number is controlled by the gas-liquid separation in the gas-liquid separation step. The condensing step includes a liquefied gas flow control step of adjusting the flow rate of the liquefied gas to be mixed with the boil-off gas. The liquefied gas flow control step includes: measuring, in a steady state without the disturbance, the temperature of the gaseous boil-off gas from which a liquid component supplied to the engine is separated, and controlling the flow rate of the liquefied gas according to a measured temperature value; and measuring, in an abnormal state in which the disturbance is input, the flow rate of the liquefied gas upstream of a means for controlling the flow rate of the liquefied gas, and controlling the flow rate of the liquefied gas according to a measured flow rate value.
Patent KR-20210014542-A (KR)
Inventor: LEE HAN NA
IPC: H04L29/08
Filed: 2019-07-30
Abstract: The present invention relates to a creative collaboration education platform system using a collaboration network and artificial intelligence and, more specifically, to a collaboration education platform system which comprises a platform server that provides a shared work environment for common work and a personalized work environment for each student. Therefore, the collaboration education platform system can accurately monitor class attitudes of the students, and systematically manage the students.
Patent KR-20210016985-A (KR)
Title: Shift control apparatus for vehicle and method thereof
Inventor: WON CHAN HEE
IPC: F16H61/12
Filed: 2019-08-06
Abstract: The present invention relates to a shift control apparatus for a vehicle. More specifically, the present invention relates to a shift control apparatus for a vehicle capable of preventing damage to a transmission and an engine due to an error in operation of a shift lever by a driver in a vehicle equipped with a manual transmission, and a method thereof. To this end, according to an embodiment of the present invention, a shift control apparatus comprises: a state detector for detecting state data; a shift clutch included in a transmission; and a vehicle controller which checks the state of the shift clutch when a control entry condition is satisfied based on the state data, and delays engagement of the shift clutch when it is not engaged.
Patent KR-20200022336-A (KR)
Title: Automated storage and retrieval system
Inventor: KAKINUKI TSUYOSHI
IPC: B65G37/00
Filed: 2019-08-07
Abstract: The present invention provides an automated warehouse system capable of individually and high-efficiently receiving and retrieving freight. The automated warehouse system (100) automatically receives and retrieves freight (200), and comprises: a circulation transport device (110) to circulate a retaining base (111) to transport the freight (200); a plurality of racks (120) arranged across a leaving path (114) and a return path (115) from a reference point (R) of the circulation transport device (110) to a turning point (T); a transport cart (130) which is arranged in the lateral direction of the racks (120), transports the freight (200) beyond the leaving path (114) and the return path (115) of the circulation transport device (110), and has a loading device (133) to load the freight (200) between the racks (120) and the same; a lifting transport device (140) to lift the freight to a position corresponding to each level of the racks (120); and a transfer device (150) to transfer the freight between the circulation transport device (110) and the lifting transport device (140).
Patent KR-20210017421-A (KR)
Title: Metal oxide-carbon nitride composite nano-fibers for reducing carbon dioxide and method of fabricating of the same
Inventor: CAROLINE SUNYONG LEE
IPC: B01J37/12
Filed: 2019-08-08
Abstract: A method for manufacturing a composite nanofiber can comprise the steps of: preparing a base nanofiber comprising a metal; manufacturing a primary nanofiber by performing first heat treatment on the base nanofiber in an oxidative atmosphere; manufacturing a metal oxide nanofiber by performing second heat treatment on the primary nanofiber in a reductive atmosphere; manufacturing a source solution comprising the metal oxide nanofiber and a carbon nitride precursor; and performing third heat treatment on the source solution so as to manufacture a composite nanofiber in which carbon nitride is coated on the surface of the metal oxide nanofiber.
Patent KR-20200049494-A (KR)
Inventor: KIM HEYONG JIN
IPC: C01B33/113
Filed: 2019-08-08
Abstract: According to an aspect of the present invention, a method for manufacturing a negative electrode active material for a lithium secondary battery comprises: a step of uniformly mixing silicon and a metal oxide; and a step of heating or ball-milling the mixture. It is possible to provide a lithium secondary battery with improved life and electrochemical performance of the negative electrode for a lithium secondary battery.
Patent KR-20210026030-A (KR)
Title: Upcycle fabric products
Inventor: JO YE JI
IPC: B09B3/00
Filed: 2019-08-29
Abstract: The present invention relates to an upcycled fabric product and is to solve the problem that existing ready-made products do not give much meaning to the product as there are many products that focus on design by making a product from scraps of discarded fabric and emphasizing the design element and at the same time emphasizing the fact that it is an eco-friendly product. In 6 types of waste fabric-upcycled products, the present invention comprises: tea coasters and table mats configured to function as fabrics by combining (stabilizer) fabrics using adhesive wicks to be placed under cups and tableware; flowerpot covers designed using waste clothing such as denim to catch the attention of consumers who prefer eco-friendly living products; pouches and pouch bags made with tie-dye cotton fabric and waste denim straps to convince consumers who are oriented to conscious consumption; wooden handle bags made with straps made of waste fabric and wooden handles to attract the attention of consumers who prefer natural design; and woven strap slippers made with straps woven with waste fabric to attract the attention of consumers who prefer a grunge design. Therefore, the present invention has an effect of solving the problem that existing ready-made products do not give much meaning to the product as there are many products that focus on design by making a product from scraps of discarded fabric and emphasizing the design element and at the same time emphasizing the fact that it is an eco-friendly product.
Patent KR-20210034967-A (KR)
Title: Self-heating adhesive film and method thereof
Inventor: KIM SOONGIL
IPC: H05B6/10
Filed: 2019-09-23
Abstract: A self-heating adhesive film according to an embodiment of the present invention includes an adhesive layer formed of any adhesive component; and a powder-type heating element that is selectively fixedly arranged on at least one surface of the adhesive layer and is heated by induction heating. Since the present invention uses the powder-type heating element, it is possible to implement various patterns and has an advantage of being applicable to various product groups.
Patent KR-20200092845-A (KR)
Inventor: KIM KYE HYEON
IPC: G06N3/04
Filed: 2019-09-27
Abstract: The present invention relates to a method of detecting a pseudo-3D bounding box based on the CNN capable of converting modes in accordance with postures of objects detected by using instance segmentation. The method is able to reflect shade information on each surface of the pseudo-3D bounding box in learning. The pseudo-3D bounding box is acquired through a LiDAR or radar. The surface can be segmented by using a camera. The method comprises: a step of allowing a learning device to make a pooling layer apply a pooling calculation to a 2D bounding box so as to generate a pooled feature map; a step of allowing the learning device to make an FC layer apply a neural network calculation; a step of allowing the learning device to make a convolution layer apply a convolution calculation to a surface area, and a step of allowing the learning device to make the FC layer generate a class loss and a regression loss.
Patent KR-20190119549-A (KR)
Title: Apparatus and method for suggesting action item based on speech
Inventor: KIM TAE HYUN
IPC: G10L15/04
Filed: 2019-10-02
Abstract: Disclosed are a method and an apparatus for suggesting an action item based on voice. The method for suggesting an action item comprises the steps of: collecting voice of a user; analyzing an action item of the user based on the voice of the user; and suggesting an action item based on an analysis result of the action item. The method and the apparatus can suggest the action item with voice by active utterance based on analysis using an artificial intelligence (AI) model through 5G network and AI acceleration chipset.
Patent KR-20200001565-A (KR)
Title: Apparatus for optimizing design variables of a junction block fixed part
Inventor: KIM BYUNG WOO
IPC: B60R16/023
Filed: 2019-10-04
Abstract: The present invention provides an apparatus and a method for optimizing a design variable of a junction block fixing unit, which can reduce evaluation costs. The apparatus for optimizing a design variable of a junction block fixing unit comprises: an input unit to receive junction block fixing unit optimization simulation data including initial modeling data of a junction block, a design parameter of the junction block, and composite load condition data; a control unit to perform phase optimization based on the junction block fixing unit optimization simulation data received from the input unit to derive initial shape modeling of a junction block fixing unit, apply an optimization theory to derive an optimized design value for a design variable of the junction block fixing unit, and perform durability analysis considering a composite load condition based on an optimized three-dimensional modeling result obtained by applying the optimized design value to the initial shape modeling; and an output unit to output an optimized design variable value for a reflection of design if determined to be suitable as a result of the durability analysis considering the composite load condition of the junction block fixing unit of the control unit.