baber/WOPTO huggingface dataset:
Patent KR-20200004544-A (KR)
Inventor: PARK JONG HYEUN
IPC: E01C23/01
Filed: 2018-07-04
Abstract: The present invention comprises a camera, a connection part and a fixing part, a central processing unit, and a transmission device installed on a highway, and finds a freezing phenomenon in the highway in winter through an image-processing algorithm. After that, a notification can be sent to a user so that the user can control freezing quickly, which can be a solution to prevent a traffic accident. In addition, the connection part or the fixing part can be modified according to a usage environment. Therefore, the present invention can be used in an optimal environment.
Patent KR-20200005887-A (KR)
Inventor: SONG YUN HEUB
IPC: G11C13/00
Filed: 2018-07-09
Abstract: Disclosed are a phase-change memory device with an increased sensing margin and a read operation method thereof. According to one embodiment of the present invention, the read operation method of a phase-change memory device comprises an upper electrode, a lower electrode, and a phase-change layer disposed between the upper electrode and the lower electrode to change a crystalline state between a set state and a reset state according to a programming voltage applied between the upper electrode and the lower electrode. The read operation method of the phase-change memory device comprises the steps of: determining a direction in which a read voltage is to be applied between the upper electrode and the lower electrode to maximize a sensing margin for reading a resistance state of the phase-change layer; applying the read voltage between the upper electrode and the lower electrode in the determined direction; and reading the resistance state of the phase-change layer caused by the applied voltage.
Patent KR-20200010775-A (KR)
Inventor: BYUNG HYUK SOH
IPC: G06Q50/10
Filed: 2018-07-23
Abstract: The present invention relates to a method for providing a math education service, a learning management server, and a math education system. According to an embodiment of the present invention, the method for providing a math education service comprises the steps of: sending, according to a learning state of a service user stored in an account, a problem corresponding to one of at least two steps on a concept road map representing a mathematical concept as a series of steps to a learning terminal; receiving a solution and a solution process for the problem from the learning terminal; and comparing correct answer information of the problem with the solution and scoring the solution and solving process by comparing problem solving process evaluation information with the solving process.
Patent KR-20200012298-A (KR)
Title: Automated guided vehicle with auto positioning
Inventor: PARK JUNE HO
IPC: B66F9/075
Filed: 2018-07-26
Abstract: The present invention relates to an unmanned transfer trolley using auto-positioning technology, capable of precisely controlling the positioning of a fork in accordance with the position of a pallet. To achieve the purpose, the unmanned transfer trolley includes: a trolley in which a lift with a fork which can be lifted in accordance with a mast is installed on the front side, and which automatically driven by a pair of wheels; a vision module installed on the trolley to obtain a mark image of a pallet, in which a mark to be recognized by a vision camera of the vision module is displayed, and calculating a reference position for correcting a position error of the fork inserted into a hole (insertion hole) of the pallet through image processing; an alignment assembly installed on the trolley with the lift thereon to align the hole of the pallet and the central line of the fork with each other by moving in X-axis and Y-axis directions in accordance with the reference position value of the vision module; and a control module controlling the overall operation of the trolley, the vision module and the alignment assembly.
Patent KR-20200013936-A (KR)
Title: Toothpaste built-in toothbrush
Inventor: JEONG YE JI
IPC: A46B11/00
Filed: 2018-07-31
Abstract: The present invention relates to a toothpaste-embedded toothbrush, which comprises: a toothbrush body having a toothpaste storage part for storing toothpaste therein; a toothbrush head combined with an upper end of the toothbrush body to be replaceable, and allowing toothpaste of the toothpaste storage part to be directly injected into toothbrush bristles; and a supply button provided on a lower end of the toothbrush body to push up the toothpaste stored in the toothpaste storage part to an upper part. Therefore, the toothpaste-embedded toothbrush is convenient to carry, can perform brushing of teeth without having separate toothpaste, can save maintenance costs of a toothbrush, is sanitary even for personal hygiene and maintenance of the toothbrush, prevents toothpaste from being wasted due to leakage of the toothpaste when the toothbrush is carried or stored or prevents adjacent items provided with the toothbrush from being messed by leaked toothpaste, and can constantly maintain washing power during brushing of teeth.
Patent KR-20190017673-A (KR)
Inventor: KRISTOF THOMAS
IPC: H02P27/08
Filed: 2018-08-08
Abstract: The present invention relates to a three-phase alternating current (AC) motor control method. A three-phase AC motor comprises: a rotor mounted to be rotated; and a stator including a first coil group and a second coil group. Each of coils generates an oscillation magnetic field during operation using AC. A phase of the AC is selected to generate a magnetic rotating field in which an overlap of magnetic fields of the first coil group is rotated in a rotation direction and to generate the magnetic rotating field in which the overlap of magnetic fields of the second coil group is inversely rotated in the rotation direction. An additional object of the present invention is a system comprising the three-phase AC motor and an inverter for practicing such a control method.
Patent KR-20200019021-A (KR)
Title: Cell culture apparatus and cell culture system using the same
Inventor: YANG SUNG
IPC: B01L3/00
Filed: 2018-08-13
Abstract: The present invention relates to a cell culture apparatus and a cell culture system using the same. The cell culture apparatus according to the present invention comprises a cell culture vessel having a container in which oxygen-consuming materials are accommodated, and a cell culture tank accommodated in the container to have cells to be cultured; and a microfluidic device which forms a vent through which the container and the cell culture tank are ventilated, and is mounted on the cell culture vessel to provide a culture medium and reagents to the cell culture tank and provide oxygen-consuming materials and gases to the container. According to the present invention, the size of the apparatus is miniaturized to reduce the space occupied.
Patent KR-20200020334-A (KR)
Title: Cylindrical Secondary Battery Including Top Openable Structure
Inventor: LEE SANG LIN
IPC: H01M2/12
Filed: 2018-08-17
Abstract: The present invention relates to a cylindrical lithium secondary battery capable of securing a wide gas discharge passage inside the secondary battery. The cylindrical secondary battery comprises: a cylindrical battery case housing an electrode assembly and an electrolyte; and a cap assembly positioned at the opened top of the cylindrical battery case. The cylindrical battery case forms a clamping unit to surround the outer circumferential surface of the cap assembly. An upper surface of the clamping unit has a structure that at least part of the end in a central axis direction of the secondary battery is split.
Patent KR-20200021651-A (KR)
Title: Method and system for educational facility search
Inventor: SUNG MI KIM
IPC: G01C21/34
Filed: 2018-08-21
Abstract: According to an embodiment of the present invention, an education facility search method, which is performed in an electronic device, comprises the steps of: mapping a marker corresponding to a position of an education facility onto map information including a reference position based on education facility information including the education facility existing around the reference position; displaying the education facility information including the education facility in the map information including the reference position onto which the marker corresponding to the position of the education facility is mapped; and generating guide information including a distance index to the education facility based on the reference position on the map information moved by manipulating the map information through movement information input to the displayed map information.
Patent KR-20200023761-A (KR)
Title: Chatbot system
Inventor: PARK SOO KEUN
IPC: G06Q30/02
Filed: 2018-08-27
Abstract: The present invention relates to a chatbot system which is easy for small business owners operating with small personnel. More specifically, the chatbot system comprises: a first communication module receiving a user query in a form of complete sentence information inputted through an access channel and transmitting a response to the user query; a processing engine analyzing orders for the user query received through the first communication module; and a second communication module providing the orders analyzed by the processing engine to an operator terminal so that goods for the user query can be supplied to users.
Patent KR-20200023947-A (KR)
Inventor: JAECHEON KIM
IPC: G05B23/02
Filed: 2018-08-27
Abstract: The present invention relates to a system for controlling vision inspection equipment and production equipment based on IoT technology and, more specifically, to a system for controlling vision inspection equipment and production equipment based on IoT technology, capable of decoding whether vision inspection equipment photographing and determining an inspection subject moved along a process line is abnormal and controlling whether to stop the vision inspection equipment and production equipment placed on the process line based on the decoded result value. To achieve the purpose, the system includes: a vision processor placed on a process line or a plurality of pieces of production equipment placed along the process line to determine whether vision inspection equipment decoding whether an inspection subject is defective or abnormal and transmit the result; an event processing part determining whether to operate/stop the vision inspection equipment and executing the action based on the result value determined by the vision processor; a defect processing part determining whether to operate/stop a corresponding block of the process line or production equipment producing a defective inspection subject and executing the action if the inspection subject decoded by the vision inspection equipment is defective; and a manager terminal connected to each of the vision processor, the event processing part and the defect processing part to be communicable to receive generated and determined values from each of the components, and remotely determining whether to operate/stop a piece requiring replacement and repair work of the production equipment and the vision inspection equipment based on the received values.
Patent KR-20200027262-A (KR)
Title: Ventilation device and ship having the same
Inventor: YU JONG KEUN
IPC: F24F13/02
Filed: 2018-09-04
Abstract: The present invention provides a leg device. A ventilation device of the present invention includes: a cylindrical main duct having an inlet space and a discharge space; an air current forming member installed in the cylindrical main duct so that an air current is generated from the inlet space to the discharge space, and having an axial flow fan; and a bypass passage for adjusting a difference between pressure of the inlet space and the discharge space. Therefore, generation of noise and vibration can be minimized.
Patent KR-20200027840-A (KR)
Title: Movable charging apparatus and operating method thereof
Inventor: HWANG SUNG KI
IPC: B60L3/04
Filed: 2018-09-05
Abstract: The present invention relates to a movable charging device which can accurately diagnose a failure of a relay configured to perform power supplying and blocking functions, and an operating method thereof. According to an embodiment of the present invention, the movable charging device comprises: a relay supplying or blocking charging power on a power path for supplying the charging power to a charging target; a measuring unit measuring output-side voltage of the relay; and a diagnostic unit diagnosing a failure of the relay by using the output-side voltage.
Patent KR-20200033431-A (KR)
Title: Auto sales system based on distributed processing for anti-crack down on gift card
Inventor: KIM TAE WON
IPC: G06Q30/02
Filed: 2018-09-20
Abstract: An objective of the present invention is to solve a security problem of an existing online electronic gift card. The present invention provides an auto sales system based on distributed processing to prevent illegal copy of a gift card. The auto sales system comprises: a gift card issuing module issuing an electronic gift card to a user terminal; a mapping module mapping system basic information for one-time resale and return to prevent loss of a personal key and loss of a wallet; and a P2P-based distributed processing module, which is a device for eliminating a possible problem when gift cards are indefinitely issued by forging a document or illegally issuing the gift cards wherein the P2P-based distributed processing module notifies issuing numbers to each shop while the gift cards are issued by providing one-time issuing and one-time recovery functions, wherein the numbers are recognized in common.
Patent KR-20200037634-A (KR)
Title: Package for glass and glass assembly using the same
Inventor: HAN KWANG JOON
IPC: B60S1/56
Filed: 2018-10-01
Abstract: According to the present invention, a package for glass includes: a housing having a coupling groove through which the glass can be coupled by surrounding transparent glass having a glass electrode through which current can pass; and a surface electrode formed along the housing, made of a conductive material, and having one end electrically connected to the glass electrode while the other end is electrically connected to a substrate accommodated in the housing so as to electrically connect the substrate and the glass electrode. The glass can be self-cleaned without an additional configuration.
Patent KR-20190056964-A (KR)
Inventor: INOUE GO
IPC: B60W40/105
Filed: 2018-10-12
Abstract: An autonomous driving system comprises: a driving planning unit (20) configured to generate a target path in predetermined coordinate system and speed plan regulating passage time of a control point on the same target path based on a target route and configured to devise the speed plan again based on actual speed of a vehicle when the manipulation intervention changing braking power applied to the vehicle is performed during autonomous driving due to autonomous driving control driving the vehicle to follow the target path according to the speed plan; and a driving control unit (30) configured to perform the autonomous driving control.
Patent KR-20190044510-A (KR)
Title: Combination sensor and electronic device
Inventor: LEEM DONG SEOK
IPC: H01L31/09
Filed: 2018-10-15
Abstract: The present invention relates to a composite sensor capable of improving the sensitivity without increasing the size, and an electronic device. The composite sensor comprises: a first infrared light sensor selectively sensing light having a first wavelength in an infrared wavelength range; and a second infrared light sensor selectively sensing light having a second wavelength in the infrared wavelength range. The first and second infrared light sensors are stacked.
Patent KR-20200046171-A (KR)
Inventor: KIM YEONG SEONG
IPC: A42B3/30
Filed: 2018-10-17
Abstract: The present invention relates to a safety helmet having a function and, more specifically, relates to a safety helmet having an IoT function which can obtain related information implemented in a working environment and can protect not only the head of a wearer (user) but also the eyes thereof. According to the present invention, the safety helmet comprises a safety helmet main body to be worn on a head part; a circuit module provided in the safety helmet main body and connected to a working target through at least one of a wired way and a wireless way; and an information display unit for visually displaying information measured or detected in the circuit module in a state of being provided at one side of the circuit module and disposed at a front part of the safety helmet main body.
Patent KR-20200044524-A (KR)
Title: Optical proximity correction method and manufacturing method of lithography mask using the same
Inventor: JUNG BYUNG JE
IPC: G03F1/70
Filed: 2018-10-19
Abstract: The present invention provides an optical proximity correction method, including the steps of: providing a design layout including conductive patterns; determining line end void (LEV) risk patterns having a possibility of generating a defect in contact caused by LEV; setting markers including a part of the LEV risk patterns and a part of the conductive patterns adjacent to the LEV risk patterns; carrying out LEV recognition OPC for the LEV risk patterns contained in the markers; and calculating the cost function of each of the markers, wherein the LEV recognition OPC uses a bridge target pattern determined by the bridge target, which is the minimum distance set between the conductive patterns, as a target shape.
Patent KR-20200045330-A (KR)
Inventor: YOUNGSAM KIM
IPC: E06B3/26
Filed: 2018-10-22
Abstract: The present invention relates to a method for manufacturing window of composite materials, which can simply and securely assemble a synthetic resin profile and a metal profile and improve water tightness. The method of the present invention includes a first step of separately forming a synthetic resin profile (10) and a metal profile (20), a second step of integrally connecting the synthetic resin profile (10) and the metal profile (20), a third step of obliquely cutting both ends of the integrated synthetic resin and metal profiles, a fourth step of removing both ends of the metal profile (20), and a fifth step of welding the ends of the synthetic resin profile (10) into a rectangular frame shape.
Patent KR-20200046208-A (KR)
Inventor: KIM DAI HWAN
IPC: F21K9/68
Filed: 2018-10-23
Abstract: The present invention relates to a sports LED lighting device using a reflector, which includes a reflector formed of a light-reflecting inclined surface in which each inner surface of a plurality of array grooves has a predetermined angle downward toward a substrate, such that, among light passing through a lens after omitted from each LED array on a substrate installed with a plurality of LED arrays in a predetermined pattern on a top surface of the substrate, light coming from a side surface or a side-rear surface of the lens, and light reflected from a rear side of a cover and returning back to each LED array on the substrate are maximally reflected toward the cover to be discharged to the outside through the cover, wherein the LED array is disposed in each of the array grooves. According to the present invention, the light coming out of the LED arrays and lost through the side surface or side-rear surface of the lens, and the light reflected from the rear side of the cover and directly returning to each LED array are maximally reflected back to the cover to be discharged to the outside through the cover, so that the light efficiency of sports LED lighting device is increased.
Patent KR-20190050713-A (KR)
Inventor: SHIN SEI YUN
IPC: H04W40/12
Filed: 2018-11-02
Abstract: Disclosed is a method for operating a transmitter, a relay, and a receiver in a multi-hop network. According to the present invention, a method for operating a first relay node comprises the steps of: receiving a first signal from transmission nodes; transmitting a second signal reconfiguring the first signal to reception nodes; acquiring first channel information between the relay nodes and the reception nodes from the reception nodes; transmitting second channel information between the transmission nodes and a first relay node to the transmission nodes; receiving a third signal from the transmission nodes; and transmitting a fourth signal to the reception nodes. The third signal is generated based on the channel information, which includes the first and second channel information, between the transmission nodes and relay nodes, and the fourth signal is generated based on a precoding matrix and third signal. Accordingly, the performance of a communication system can be enhanced.
Patent KR-20200053104-A (KR)
Title: Chain with variable structure
Inventor: CHAE CHANG HO
IPC: F16G13/06
Filed: 2018-11-08
Abstract: The present invention discloses a chain which can be spread straight in a linear direction or be bent freely according to a force acting direction. The chain of the present invention includes: a stopper (10) composed of a rotation part (11) and a rotation restricting part (12); a main body (20) having a stopper insertion groove (21); and a connection piece (30) having a fixing groove (31) in which the stopper is inserted and fixed.
Patent KR-20200053154-A (KR)
Inventor: OH CHANG HUN
IPC: G08B26/00
Filed: 2018-11-08
Abstract: The present invention relates to an augmented reality-based evacuation and rescue system and a method thereof. According to one embodiment of the present invention, the augmented reality-based evacuation and rescue system comprises: a beacon disposed inside the facility to recognize a user terminal; a communication unit transmitting and receiving data in a first communication way; and a control unit controlling to receive data regarding a location of the user terminal through the communication unit when the user terminal is recognized.
Patent KR-20200053836-A (KR)
Title: Apparatus for improving speed and power consumption method thereof
Inventor: LIM CHUNG SOO
IPC: G06F7/544
Filed: 2018-11-09
Abstract: Disclosed is a decision tree device. The decision tree device comprises: a first memory in which an input vector input to a decision tree is approximated to a fixed point, and an approximation value of the input vector that is an approximation result is stored; a second memory in which an attribute vector determined by learning for classification of data at each node is approximated to a fixed point, and an approximate value of the attribute vector, which is an approximation result, is stored; an operation unit which performs multiplying operation on an approximate value of the input vector and an approximation value of the attribute vector, and calculates a maximum approximation value and a minimum approximation value by adding all the multiplication results; and a class control unit which determines a class value using the maximum approximation value, the minimum approximation value, and the approximate value of the bias determined and learned for classification of data at each node.
Patent KR-20200054514-A (KR)
Inventor: MOON CHEL
IPC: A01K91/047
Filed: 2018-11-12
Abstract: According to comfortable fishing of the present invention, the height of a fishing hook can be easily adjusted, so that various fishing techniques can be easily adjusted for fishing even if an angler is in any environment. If the angler changes the fishing techniques, a troublesome of changing a fishing hook occurs. The present invention is provided to solve the troublesome.