baber/WOPTO huggingface dataset:
Patent KR-20210026211-A (KR)
Title: Quality prediction system of package kimchi
Inventor: HA JI HYOUNG
IPC: G06F17/10
Filed: 2019-08-29
Abstract: The present invention relates to a quality prediction system of packaged kimchi which can quickly and accurately predict quality of the packaged kimchi using a smartphone. The quality prediction system of packaged kimchi comprises: a gas collection sensor (10) which changes color while reacting by collecting volatile gas generated from packaged kimchi; a camera (21) provided in a smartphone (20) to photograph the reaction color of the gas collection sensor (10); and an application (23) mounted on the smartphone (20), converting the reaction color of the gas collection sensor (10) photographed by the camera (21) to a standard colorimeter of color function, and predicting quality of the packaged kimchi from a result of the standard colorimeter. The quality of packaged kimchi products displayed without opening can be accurately predicted, thereby increasing user convenience.
Patent KR-20210026967-A (KR)
Title: Non-volatile memory cell having embedded select device and memory cell array with the non-volatile memory cell
Inventor: LEE SANG MIN
IPC: H01L29/788
Filed: 2019-09-02
Abstract: A nonvolatile memory cell comprises: a semiconductor layer having first, second, and third regions spaced apart from each other and having a first surface height, and fourth and fifth regions having a second surface height since first and second recesses are respectively placed between the first and second regions and between the first and third regions; first and second gate insulating layers disposed along side surfaces and bottom surfaces of the first and second recesses in the fourth and fifth regions of the semiconductor layer; a resistance change material layer disposed on the surface of the semiconductor layer in the first region; an insulating barrier layer disposed on the upper surface and the side surface of the resistance change material layer; a gate electrode layer disposed to surround the insulating barrier layer while filling the first and second recesses in the fourth and fifth regions; a first impurity diffusion region disposed in a predetermined region above the second region of the semiconductor layer; and a second impurity diffusion region disposed in an upper portion of the third region of the semiconductor layer.
Patent KR-20210027821-A (KR)
Title: Smart door system and method for controlling door thereof
Inventor: LEE DONG CHEOL
IPC: G07C9/00
Filed: 2019-09-03
Abstract: The present invention relates to a smart door system and a control method of the same, which performs door authentication using a fixed terminal inside a door and a personal mobile terminal. The smart door system includes: a door which is opened according to indoor access authentication; a first terminal located indoor; a second terminal which is connected to the first terminal and requests to open the door; a location information communication unit which transmits a signal so that the second terminal recognizes a current location; and a server which controls the opening of the door according to a door opening request of the first terminal or the second terminal. The first terminal generates a door open authentication message according to the door open request signal of the second terminal and transmits the door open request signal to the server. The second terminal may receive a signal from the location information communication unit, recognize the current location around the door, generate the door open request signal and transmit the door open request signal to the first terminal, or generate a door open authentication message and transmit the door open authentication message to the server.
Patent KR-20210029447-A (KR)
Title: Semiconductor package including stacked semiconductor chips
Inventor: LEE CHAE SUNG
IPC: H01L23/00
Filed: 2019-09-06
Abstract: The present invention includes: a first chip stack including a plurality of first semiconductor chips stacked in a vertical direction; and a first vertical interconnector electrically connected to each of the first semiconductor chips and extending in the vertical direction, wherein each of the remaining first semiconductor chips except for at least the uppermost first semiconductor chip among the first semiconductor chips includes an active surface defined by both surfaces in a first direction and opposite surfaces in a second direction intersecting the first direction, one first chip pad disposed at an edge adjacent to one side surface of the active surface in the first direction, an other first chip pad disposed at an edge adjacent to the other side of the active side in the first direction, and a first redistribution pad electrically connected to the other first chip pad and disposed at an edge adjacent to one of both side surfaces of the active surface in the second direction, in which the first semiconductor chips are offset-stacked toward the side away from the one side surface in the first direction and the one side surface in the second direction in a third direction intersecting the first and second directions such that the one first chip pad and the first redistribution pad are exposed, and the first vertical interconnector electrically connected to the remaining first semiconductor chip has one end respectively connected to the one side first chip pad and the first redistribution pad.
Patent KR-20190141103-A (KR)
Inventor: KIM EUN BEE
IPC: A63B23/04
Filed: 2019-09-09
Abstract: A purpose of the present invention is to perform exercise for body portions, such as total hip, a hip abductor and the like, appropriate to femoral muscle and gluteus exercises and, more specifically, to an exercise method enabling a user to put the lower end of an arm unit on a leg and move the leg in a sitting or lying posture to strengthen a femoral muscle and a gluteus and an exercise apparatus thereof. In general, exercise for strengthening a femoral muscle and a gluteus is a hip abductor, total hip and the like. According to the present invention, exercise apparatuses are integrated into one exercise apparatus to save expenses and a space in terms of a person who purchases an exercise apparatus and increase effectiveness of the exercise. To this end, according to the present invention, the exercise apparatus comprises two different rotational shafts installed in one arm unit.
Patent KR-20210037103-A (KR)
Title: Microplastic filtering system using ultrasonic waves
Inventor: KIM SUK GON
IPC: C02F1/36
Filed: 2019-09-27
Abstract: The present invention relates to a microplastic filtering system using ultrasonic waves. Microplastics in water, a serious environmental problem, can be economically and efficiently removed through a standing wave formed by using an ultrasonic wave generating unit. Also, if microplastics are separated through the standing wave formed by using the ultrasonic wave generating unit, the amount of water to be filtered with a water treatment filter is reduced to one tenth per separation, and after repeated 8 times of separation, the amount of water to be filtered is reduced to 1 in 100 million, making filtering realistically possible. A few water treatment filters can remove microplastics in water, and there is no need to use a ship.
Patent KR-20200036803-A (KR)
Title: Lithium secondary battery separator with improved adhesiveness toward an electrode and Lithium secondary battery comprising the separator
Inventor: JEONG SO MI
IPC: H01M50/443
Filed: 2019-09-30
Abstract: The present invention relates to a lithium secondary battery separator and a lithium secondary battery including the separator. The lithium secondary battery separator includes: a porous substrate; and a porous coating layer positioned on at least one surface of the porous substrate and containing inorganic particles and a binder polymer. The binder polymer is a terpolymer including a vinylidene fluoride (VDF)-derived repeating unit, a hexafluoropropylene (HFP)-derived repeating unit, and a chlorotrifluoroethylene (CTFE)-derived repeating unit. The terpolymer contains 65 to 90 wt% of the VDF-derived repeating unit, 1 to 28 wt% of the HFP-derived repeating unit, and 5 to 28 wt% of the CTFE-derived repeating unit. The lithium secondary battery separator has an electrode adhesiveness of 30 gf/25mm to 150 gf/25mm, a machine-direction (MD) heat shrinkage of 1 to 18%, and a machine-transverse-direction (TD) heat shrinkage of 1 to 17%. Fine and uniform pores are formed in the surface of the lithium secondary battery separator, and thus the adhesion surface area increases with respect to an electrode, which results in electrode adhesiveness improvement.
Patent KR-20210046980-A (KR)
Inventor: SIM SANG GU
IPC: B01D35/30
Filed: 2019-10-21
Abstract: A complex filter assembly comprises: a filter housing having a first inlet, a first outlet, a second inlet, and a second outlet; a first filter unit accommodated in the filter housing and filtering water introduced through the first inlet; a second filter unit accommodated in the filter housing to be positioned in a vertical direction with respect to the first filter unit and filtering water introduced through the second inlet; and a flow path separating member dividing a flow path of water flowing through the first filter unit and a flow path of water flowing through the second filter unit. The purified water filtered by the first filter unit is discharged through the first outlet, the purified water filtered by the second filter unit is discharged through the second outlet, and the first inlet, the first outlet, the second inlet, and the second outlet are formed to face the same direction in the filter housing. Therefore, the complex filter assembly may have a plurality of inlets and a plurality of outlets.
Patent KR-20210050117-A (KR)
Title: Helicoil insertion apparatus
Inventor: KIM KIUN
IPC: B25B27/30
Filed: 2019-10-28
Abstract: An embodiment of the present invention provides a helicoil insertion apparatus for inserting a helicoil into a tap hole formed in an object. The helicoil insertion apparatus comprises: a rod; a support portion having a guide hole penetrated by the rod; a rotation handle installed at a rear end of the rod to rotate the rod; a helical coil gripping portion into which a front end of the rod is inserted so as to be able to move forward and backward, and on which the helical coil is mounted at the front end; an elastic member coupled to the rod and pressed by the helical coil gripping portion when the rod moves forward; and a forward and backward pivotal arm rotatably installed in a second half of the rod. When the rod moves forward by the rotation of the forward and backward pivotal arm and the helical coil mounted on the helical gripping portion is inserted into the tap hole formed in the object, the backward movement of the forward and backward pivotal arm is suppressed, in a state in which the elastic member is compressed. In a state in which the helical coil is pressed forward by a restoring force of the elastic member, the helical coil is rotated and inserted into the tap hole as the rotating handle is rotated.
Patent KR-20210050324-A (KR)
Title: A L-methionine-producing microorganism introduced with foreign metZ-encoded protein and a method of preparing methionine using the same
Inventor: CHOI SOL
IPC: C12N15/77
Filed: 2019-10-28
Abstract: The present application relates to an L-methionine-producing microorganism introduced with a foreign metZ-encoded protein, and to a method for preparing methionine using the same. The microorganism into which the protein activity encoded by the metZ of the present application has been introduced produces fewer by-products compared to metY to have high yield, and unlike metB, which is prone to be feedback-inhibited by methionine, does not receive feedback inhibition, and thus L-methionine can be produced in high yield to be usefully used in the industrial production of the L-methionine.
Patent KR-20210055523-A (KR)
Title: Connector
Inventor: LEE WOO JIN
IPC: H01R13/629
Filed: 2019-11-07
Abstract: The present invention relates to a connector. A housing (10) forms an exterior and a skeleton of the connector according to the present invention. A fastening lever (14) for coupling with a counter connector is provided on an outer surface of the housing (10). A protective blade (20) having a cantilever shape is provided on the outer surface of the housing (10) corresponding to both sides of the fastening lever (14) in a width direction, and a support end (26) for supporting a pressing part (18) of the fastening lever (14) is formed at a top of a free end of the protective blade (20). A state in which the support end (26) supports the pressing part (18) is maintained by a protective rib (30) formed on the outer surface of the housing (10). According to the present invention as described above, a fastening state between the connector and the counter connector is maintained without a separate component.
Patent KR-20210055535-A (KR)
Title: MOBILE DUST COLLECTOR VENTILATION DEVICE FOR INCREASED VOCs EXHAUST EFFICIENCY
Inventor: KO YOUNG HO
IPC: B01D46/00
Filed: 2019-11-07
Abstract: A portable dust collector ventilation device for increasing VOCs exhaust efficiency according to an embodiment of the present invention includes: a box-shaped body in which an inlet through which air is introduced is formed on the front surface, an outlet through which air flows out is formed at the rear surface, and an air flow path is secured in the inner front and rear directions; a filter unit including a plurality of filters installed in a direction intersecting the air flow path through the body to filter mist generated in a painting process and dust generated in a pretreatment inspection preparation process of a block; and a duct hose which is connected to the rear surface of the body and receives air filtered through the filter unit to form an airflow in an exhaust hood direction.
Patent KR-20210056466-A (KR)
Title: Ship and system for managing energy of the same
Inventor: JUNG SEUNG WOO
IPC: F02M25/08
Filed: 2019-11-08
Abstract: A ship and an energy management system for the ship are provided. According to the present invention, the ship comprises: a hull; an electric power grid provided in the hull; a power management unit for monitoring and controlling the operation state of the onboard load and a generator connected to the power grid; an energy storage unit connected to the power grid to store power or supply power to the power grid; an energy management unit for controlling the power management unit and the energy storage unit with reference to the operation state of the onboard load; and a predicted power control unit for controlling the energy management unit so that the power expected to be generated during cargo handling is secured during the operation of the hull.
Patent KR-20210056586-A (KR)
Title: Fabrication method of cerium oxide particles, polishing particles and slurry composition comprising the same
Inventor: GO SEOG KYU
IPC: C01F17/00
Filed: 2019-11-11
Abstract: According to a method for manufacturing cerium oxide particles of the present invention, an ammonia precursor is applied under supercritical fluid or subcritical fluid conditions and thus the cerium oxide particles manufactured thereby have a relatively uniform particle size distribution, and when the particles are included in a polishing slurry composition, the cerium oxide particles show a high polishing rate.
Patent KR-20210057261-A (KR)
Title: Anti-frost heating system in Rubber-tire AGT
Inventor: KWON SAM YOUNG
IPC: B60M1/28
Filed: 2019-11-11
Abstract: The present invention relates to a rubber wheeled light rail thawing system which configures a circuit which can form a loop in a rigid body tramline having predetermined resistance to protect a rigid body tramline system facility, which supplies electricity to a rubber wheeled light rail, from an arc due to frost or icing and obtain stability of light rail driving and which allows a thawing current having a proper level to flow so as to be effective to melt icing, wherein the rigid body tramline can endure the thawing current, thereby melting frost or icing by heating the rigid body tramline by heating due to Joule's heat. Especially, the present invention provides the thawing system which can selectively switch a serial/parallel circuit connection of the rigid body tramline and provide a variety of options about an effective thawing loop configuration suitable for a site line condition by controlling a rectifier output voltage.
Patent KR-20210057498-A (KR)
Title: Fuel cell vehicle
Inventor: YEON SEUNG JUN
IPC: H01M8/0271
Filed: 2019-11-12
Abstract: According to an embodiment, a fuel cell vehicle comprises: a front fuel cell mounted in a first space; and a rear fuel cell mounted in a second space positioned on a rear side with relative to the first space based on a vehicle driving direction and having the lower top surface than the top surface of the front fuel cell based on the ground surface.
Patent KR-20210064956-A (KR)
Title: Method and Electrical Apparatus for Production Management Using Work Information of Sewing Machine
Inventor: LEE DONGHOON
IPC: G06Q50/04
Filed: 2019-11-26
Abstract: The present invention relates to a production management method using sewing machine operation information and to an electronic device. The method comprises the steps of: acquiring sensing data for a repetitive motion sensed by one sensor unit attached to at least a part of a sewing machine in which a repetitive motion is generated during a sewing operation; generating operation information based on the sensing data; displaying production information confirmed based on the operation information when a production information request signal related to the sewing operation is received; and displaying quality information confirmed based on the operation information, when a quality information request signal related to the sewing operation is received. Other embodiments are also applicable.
Patent KR-20210066332-A (KR)
Title: Method and apparatus for determining biometric information of target
Inventor: CHO HUI SUP
IPC: A61B5/05
Filed: 2019-11-28
Abstract: Disclosed are a method and a device for determining biometric information on a target. The method of the present invention comprises the steps of: simultaneously emitting radar pulses toward two different points of a target through two radars, and generating a frame set for each of the two different points by accumulating frames configured with the radar pulses reflected at each of the points in accordance with a predetermined receiving time; obtaining one-dimensional time-series data for extracting biometric information on the target by performing principal component analysis on time-series data of samplers corresponding to a region of interest of the frame set separately generated for the two different points; extracting biometric information trains at the two different points using the separately acquired one-dimensional time-series data; and determining a time delay for the same biometric information on the target measured at the two different points using an interval between beats of the biometric information trains separately extracted at the two different points. Accordingly, a biosignal can be measured in a non-invasive and non-contact manner.
Patent KR-20200026773-A (KR)
Title: Display device using semiconductor light emitting device and method for manufacturing
Inventor: CHOI HWANJOON
IPC: H01L33/00
Filed: 2019-11-28
Abstract: The present invention relates to a display device and a method for manufacturing the same, and more particularly, to a display device using semiconductor light emitting elements having sizes of several μm to several tens of μm. The present invention provides a display device which comprises: a substrate; a wiring electrode disposed on the substrate; a plurality of semiconductor light emitting elements electrically connected to the wiring electrode; a plurality of conductive particles disposed between the wiring electrode and the semiconductor light emitting elements; and an adhesive layer disposed on the semiconductor light emitting elements such that the plurality of conductive particles are fixed to the semiconductor light emitting elements, wherein each of the plurality of semiconductor light emitting elements has a plurality of conductive electrodes, the conductive particles are selectively fixed to only the surfaces of the conductive electrodes. According to the present invention, occurrence of contact failure between the semiconductor light emitting elements and the wiring electrode is prevented.
Patent KR-20210067086-A (KR)
Title: Tacker Pin
Inventor: LEE EUN CHUL
IPC: F16B15/08
Filed: 2019-11-29
Abstract: The disclosed invention relates to tacker pin, comprising: a tacker pin body having a proximal end that is put into a workpiece by the blow of a tacker tool, and a distal end extending from the proximal end; and a peeling layer formed adjacent to the proximal end, and applied in a band structure surrounding one side of the outer periphery of the tacker pin body. In a tacker pin input process, the peeling layer is separated from the tacker pin body by friction with the workpiece, and a finishing treatment is made on the surface of the workpiece.
Patent KR-20210067254-A (KR)
Title: Link Clustering Method for Causal Road Analysis under Traffic Congestion Based on Relational Weights
Inventor: CHUN SEUNG TAE
IPC: G08G1/01
Filed: 2019-11-29
Abstract: The present invention relates to a method for clustering a road based on an associated weight for analyzing a road due to traffic congestion, comprising the steps of: (a) generating a connection weight using road map data; (b) generating a velocity weight using the movement path data; (c) adding the time axis of the connection weight and the velocity weight generated using the convolutional layer to the associated weight; and (d) clustering roads having weights up to a limit value by applying a soft max function to the summed associated weights. Accordingly, in order to alleviate the traffic congestion, the traffic congestion can be reduced by analyzing the cause of the traffic congestion based on the road characteristics and the connectivity between the roads, by adjusting the signals of the related roads or changing the number of lanes or connections on the road.
Patent KR-20210075685-A (KR)
Title: Converter
Inventor: BYUNG JUN PARK
IPC: H02M3/04
Filed: 2019-12-13
Abstract: The present embodiment relates to a converter. According to one aspect, the converter comprises: a housing including a first hole; a printed circuit board disposed on an inner surface of the housing and including a second hole facing the first hole; and a coupling member coupled to the first hole and the second hole. The coupling member includes: a body portion; an upper end portion disposed on an upper end of the body portion and in contact with an inner surface of the printed circuit board; and a lower end portion disposed on a lower end of the body portion and in contact with an inner circumferential surface of the first hole. Therefore, the present invention provides the converter capable of securely fixing electronic components into the housing.
Patent KR-20210078781-A (KR)
Title: Apparatus for guiding a maintenance of solarcell module based on big-data
Inventor: JEONG JAE KEE
IPC: G06F30/20
Filed: 2019-12-19
Abstract: The present invention relates to a solar module replacement guide device and, more specifically, to a device which can predict and guide replacement time of a solar module based on big data. The present invention can facilitate management of an asset called a solar module by providing prediction time when the solar module should be replaced and prediction information about the number of solar modules to be replaced based on big data.