baber/WOPTO huggingface dataset:
Patent KR-20200132334-A (KR)
Inventor: KIM SOO YOUNG
IPC: C09K8/16
Filed: 2019-05-17
Abstract: The present invention relates to a drilling mud composition comprising transition metal sulfide nano-particles and a production method thereof. The drilling mud composition according to the present invention has an appropriate density and viscosity by including transition metal sulfide to exhibit a shear thinning phenomenon, has excellent thermal conductivity and low coefficient of friction. Accordingly, the drilling mud composition effectively removes rock pieces around bits during excavation in a drilling mud environment, moves the rock pieces to the ground when the drilling mud rises back to the ground, and prevents overheating of the drill bits.
Patent KR-20200133559-A (KR)
Inventor: LEE JAEHO
IPC: H04W64/00
Filed: 2019-05-20
Abstract: The present invention relates to a system for recognizing a location using Bluetooth Low Energy. According to the present invention, the system for recognizing a location using Bluetooth Low Energy comprises: a plurality of first-type beacons which periodically output Bluetooth Low Energy advertising signals; at least one second-type beacon; a server which generates an escape route; and a mobile terminal. According to the present invention, a position can be measured more accurately.
Patent KR-20200134416-A (KR)
Inventor: SEO YOUNG JIN
IPC: G06F3/041
Filed: 2019-05-22
Abstract: The present invention relates to a device and method for automatically correcting capacitance for each channel configured to measure a parasitic capacitance value of each channel resulting from a difference in a wiring length of each capacitance sensing channel when designing a circuit and adding a corrected capacitance value unique to each channel so that all channels have the same reference capacitance value set in advance. More specifically, the device comprises: a touch sensing device including a plurality of touch sensing areas; and a capacitance measurement and correction device measuring parasitic capacitance for each channel connected to the plurality of touch sensing areas and adding correction capacitance unique to each channel to the corresponding channel so that the capacitance becomes preset reference capacitance when connected to the parasitic capacitance.
Patent KR-20200136534-A (KR)
Title: Two stage variable speed type transmission device for electric vehicle
Inventor: SONG SE IL
IPC: F16H3/72
Filed: 2019-05-27
Abstract: The present invention relates to a two-speed transmission for an electric vehicle, which includes: a housing unit; a drive unit that provides power to the inside of the housing unit; a gear unit that is built in the housing unit and is connected to the drive unit to transmit power; and a synchro unit that is automatically engaged with or released from the gear unit to adjust a shift. Accordingly, the shift is automatically performed and a shift error can be prevented.
Patent KR-20200139342-A (KR)
Title: Particle dispersing device capable of multi-acceleration of particles
Inventor: KIM YOUNG SANG
IPC: B01F15/00
Filed: 2019-06-04
Abstract: The present invention is a device for injecting particles. More specifically, the present invention relates to a particle dispersing device comprising: a fixture (100) having a first inlet (110) through which particles are introduced; a rotating body (200) located inside the fixture (100); and a driving unit (300) connected to the rotating body (200), wherein the rotating body (200) has a cylindrical outer wall made of a mesh (220), and the rotating body (200) comprises a rotating blade part (230) formed outside the mesh (220).
Patent KR-20200140475-A (KR)
Inventor: JEONG GYOUNG MO
IPC: G07C9/00
Filed: 2019-06-07
Abstract: Disclosed are a method and a system for controlling study café access using a mobile app kiosk. The system comprises: a mobile communication terminal which includes a mobile app kiosk; a payment server which performs payment according to payment information; a study cafe management server; and a study cafe control server. According to the present invention, although a user doesn′t visit a study cafe, he/she can reserve a desired seat at a desired using time.
Patent KR-20200144401-A (KR)
Inventor: KIM DONG YEON
IPC: G06T17/20
Filed: 2019-06-18
Abstract: An objective of the present invention is to provide a need for a method of processing three-dimensional (3D) data which can efficiently compress and restore 3D data. According to one embodiment of the present invention, a 3D data encoding method may comprise the steps of: acquiring point information indicating positions of a plurality of points and surface information indicating information on a plurality of surfaces composed of points from 3D mesh data; compressing the point information by projecting the plurality of points on a 2D plane; reordering index of points included in the surface information in consideration of the process of compressing the point information; compressing the reordered surface information by extracting connection information of the plurality of surfaces; and generating and outputting a bitstream including the compressed point information and the compressed surface information.
Patent KR-20200145151-A (KR)
Title: Data storage device for managing memory resources using FTL(flash translation layer) with condensed mapping information
Inventor: LIM SANG WOO
IPC: G06F12/02
Filed: 2019-06-20
Abstract: Provided is a data storage device for managing memory resources using a flash translation layer (FTL) structure with condensed mapping information. A FTL structure divides the entire logical address space for input/output requests from a host into the n number of virtual logical address streams, creates a spare cluster mapping table according to the stream attributes of the virtual logical address streams, creates a spare cluster mapping table condensed by performing a k-average clustering algorithm for the spare cluster mapping table, and creates a cached cluster mapping table composed of a part of the relatively frequently referred condensed cluster mapping table using a DFTL method. The FTL structure expands space of data buffers allocated to unmapped physical address streams from the data buffer space of a volatile memory device by the condensed cluster mapping table to the DFTL cache map space.
Patent KR-20200145224-A (KR)
Inventor: LIM YOON SUK
IPC: B60R21/203
Filed: 2019-06-21
Abstract: The present invention relates to a snap-in structure for increasing the coupling stability of an airbag module and a steering wheel. Provided is the snap-in structure for increasing the coupling stability of an airbag module and a steering wheel, which includes: a plurality of mounting clip assemblies mounted on the lower surface of the airbag module; and a plurality of hooks formed on a mounting position of the airbag module formed in the center of the steering wheel, wherein as the positions of the mounting clip assemblies are limited by the hooks, the airbag module is correctly positioned on the mounting position and is prevented from being separated from the mounting position.
Patent KR-20200007657-A (KR)
Inventor: MIZOBE YUTAKA
IPC: H01L21/67
Filed: 2019-07-01
Abstract: The present invention relates to a heat treatment device and a method for detecting a slip of a substrate. The heat treatment device can detect a slip of a substrate when the substrate is loaded on a heat plate. The heat treatment device treats the substrate by heat and has the heat plate heating the substrate when the substrate is loaded. The heat plate is divided into multiple areas including an outer circumference division area in which the outer circumference except for the middle part of the heat plate is divided in a circumferential direction. Moreover, the temperature of the heat plate is set by each area. The heat treatment device also includes: a temperature measuring unit installed in each of the outer circumference division area of the heat plate and measuring the temperature of the outer circumference division area in the heat plate; and a slip estimating unit estimating whether the substrate slips or not when the substrate is loaded on the heat plate, based on a falling rate from a set temperature of the temperature measured by the temperature measuring unit when the substrate is loaded on the heat plate.
Patent KR-20190082184-A (KR)
Inventor: KIM JUNG WOON
IPC: H02J9/08
Filed: 2019-07-01
Abstract: Disclosed is a control method for an emergency generator system provided to a power supply system comprising a commercial power supply, an emergency generator provided separately from the commercial power supply to generate power, a commercial load to which power is supplied only when the commercial power supply is normal, an emergency load to which power is supplied by the emergency generator when the commercial power supply is abnormal, and a transformer having one end connected to the commercial power supply by a high-voltage line and the other end connected to the commercial load by a low-voltage line, the control method comprising: a mode selecting step of selecting an emergency mode for operating the emergency generator only when the commercial power supply is abnormal and a commercial mode for operating the emergency generator even when the commercial power supply is commercially available; a commercial mode operating step of supplying electricity generated by the emergency generator to the commercial load and the emergency load by driving the emergency generator when the commercial mode is selected in the mode selecting step; and an emergency mode operating step of blocking the power between the commercial power supply and the emergency load when the emergency mode is selected in the mode selecting step and when the commercial power supply is abnormal, and supplying electricity generated by the emergency generator to the emergency load by allowing the emergency generator to generate the electricity. Therefore, when a national power disaster or blackout is likely to occur, the emergency generator installed in each building or factory is used as a power supply source, and a soundness test on the emergency generator can be performed under load.
Patent KR-20210004728-A (KR)
Inventor: LEE DONG OUN
IPC: A63B21/00
Filed: 2019-07-05
Abstract: The present invention relates to a sensor-mounted sports stocking-based injury management system which improves the functionality of sports stocking. The sensor-mounted sports stocking-based injury management system according to the present invention comprises: a stocking main body (100); a body part motion information detection sensor (200); and an analysis device (400).
Patent KR-20210007606-A (KR)
Inventor: KIM HYEON TAE
IPC: A01K29/00
Filed: 2019-07-12
Abstract: Conventional estrus measurement in pigs is inaccurate and inconvenient to the pigs because the estrus can be measured only by attaching a separate device to the pigs or observing the behavior change of the pigs with a camera device or the like. To solve such a problem, an automatic breeding device according to the present invention comprises an entrance door, a weight measuring part, a feeding part, and an exit door part. The weight measuring part comprises: a top plate composed of a rectangular top plate frame and a top plate wire mesh; and load cells placed in the middle of the long side of the top plate, at the four corners of the top plate, and at the lower part of the top plate. The estrus of a pig is determined by using a change pattern of the weight of the pig measured by the six load cells and generated when the pig enters the automatic breeding device, and an acceleration sensor provided at the center of the top plate wire mesh. According to the structure of the present invention, a means for confirming whether a pig is in estrus by detecting anxiety indicated by a pig′s gait is provided, and thus pig breeding can be more scientifically performed.
Patent KR-20210008642-A (KR)
Inventor: YU MI NA
IPC: G06K19/077
Filed: 2019-07-15
Abstract: The present invention relates to a functional card that can be used with extended light emission time of a light emitting body. The present invention comprises: a thin plastic sheet (50); a loop antenna (110) fixed on the thin plastic sheet (50); a current storage and supply part (130) fixed on the thin plastic sheet (50) and electrically connected to the loop antenna (110); and a light emitting body (120) that is fixed on the thin plastic sheet (50), is electrically connected to the current storage and supply part (130), and emits light to the outside when receiving a current from the current storage and supply part (130). When the card approaches to an external terminal device, the loop antenna (110) generates an induced current at a time of passing through an electric field of the terminal device, the induced current is temporarily stored in the current storage and supply part (130) and then is transmitted to the light emitting body (120), and the light emitting body (120) emits light to the outside; thereby allowing the plastic card or the metal card to emit light for a relatively long time.
Patent KR-20210009905-A (KR)
Inventor: KIM HYUNG JIN
IPC: A61F5/37
Filed: 2019-07-18
Abstract: Disclosed is a protector for a patient according to an embodiment. The protector for the patient according to the embodiment comprises: a body part having an insertion space into which a patient′s hand is inserted, and surrounding the inserted hand; a binding part connected to the body part and binding the body part to the patient′s wrist; and a fixing part connected to the body part and fixing the body part to an external structure. The protector for the patient can restrain the patient′s movement by fixing the patient′s body to the external structure.
Patent KR-20210010047-A (KR)
Inventor: JE JUNG MOON
IPC: H02P6/18
Filed: 2019-07-19
Abstract: The present invention relates to a sensorless BLDC motor control system and a method thereof. The sensorless BLDC motor control system comprises: a BLDC motor; an inverter supplying a power source to the BLDC motor; a current detection unit detecting current supplied to the motor by the inverter; a control unit providing a rotating speed control signal of the BLDC motor based on the current information detected by the current detection unit; and a PWM controller generating a PWM signal according to a control signal of the control unit to turn on or turn off power transistors within the inverter. The control unit performs the following steps: applying initial current with a predetermined size to the BLDC motor for arrangement of a rotor; then arithmetically converting a current ripple detected by the current detection unit to determine whether the converted current ripple value is over a preset value; if the current ripple is determined to be over a set value, increasing the initial current by a predetermined size for a set time and supplying the increased current; after increasing the initial current and supplying the increased current, again repeating the step of determining whether the current ripple value detected by the current detection unit is over the preset value; and if the current ripple value arrives at a preset value or less after the set time, supplying a preset maximum limit value as forced driving current to the BLDC to switch to a sensorless mode. Therefore, the present invention remarkably reduces a driving failure state by checking the arrangement state by the current ripple of the motor, thereby ensuring driving reliability.
Patent KR-20210012804-A (KR)
Title: Pipette apparatus
Inventor: CHOI SEOCK HYUN
IPC: B01L3/02
Filed: 2019-07-26
Abstract: According to one embodiment of the present invention, provided is a pipette device, comprising: a first body part for sucking a first solution; a second body part facing the first body part and sucking a second solution; a connection part coupled to the first body part and the second body part, respectively, and connecting the first body part and the second body part; and a control part installed in the connection part and connected to the first body part and the second body part to control the suction amount of the first body part and the second body part. The present invention has an effect of improving the user convenience as the user does not need to manually set the suction amount according to a mixing ratio.
Patent KR-20210013964-A (KR)
Inventor: KIM JAE HONG
IPC: B60R16/03
Filed: 2019-07-29
Abstract: The present invention relates to a link assembly for an automobile for storing a multipurpose block, which is an assembly including: a bracket to which one end of a plurality of link members is respectively connected and which is supported by a cowl cross bar for a car; and a plate to which the other end of the link members is respectively connected and which is supported by a storage box. The link members include a fixing link and a driving link. The driving link includes a first driving link and a second driving link, which are connected to each other. The first driving link and the fixing link are connected through a connection link. When the first driving link rotates, the fixing link rotates at the same time. In accordance with the operation of the link assembly, the multipurpose block has a slope corresponding to the chassis surface of the car or is installed adjacent to the cowl cross bar. The present invention is able to be conveniently used.
Patent KR-20210014353-A (KR)
Inventor: JEON HYEONG TAG
IPC: C30B28/02
Filed: 2019-07-30
Abstract: The present invention relates to a method for controlling a crystal growth behavior of a thin film. According to one embodiment of the present invention, the method may comprise the steps of: forming a crystalline seed layer on a substrate; forming an amorphous seed layer on the crystalline seed layer; and forming a thin film with a controlled crystal growth behavior by thermally treating the substrate on which the crystalline seed layer and the amorphous seed layer are sequentially stacked in a vacuum state.
Patent KR-20210021180-A (KR)
Title: Liquefied gas re-gasification and power generation system and ship the same
Inventor: RYU SIJIN
IPC: B63J3/04
Filed: 2019-08-14
Abstract: Disclosed is a liquefied gas regasification and refrigerated generation system. According to an embodiment of the present invention, the liquefied gas regasification and refrigerated generation system includes: a liquefied gas transfer line gasifying liquefied gas to send the gas to a consumer; a thermal medium circulation line in which a thermal medium for gasifying the liquefied gas is circulated; an evaporator installed in the thermal medium circulation line, and gasifying the thermal medium through heat exchange with a heat source; a gasifier installed in the thermal medium circulation line, and re-gasifying the liquefied gas of the liquefied gas transfer line by using latent heat and thermal energy of the gasified thermal medium; an expansion turbine installed between the gasifier and the evaporator in the thermal medium circulation line, and producing power from a generator by running a turbine with the thermal medium gasified by the evaporator; and a generator cooling part cooling heat generated from the generator. Therefore, the present invention is capable of improving the efficiency of power generation by effectively cooling heat generated from the generator.
Patent KR-20210022349-A (KR)
Title: the improved position adjustment type block retaining wall structure
Inventor: LEE JUN GEUN
IPC: E02D29/02
Filed: 2019-08-20
Abstract: The present invention is installed for reinforcing a slope. Provided is an improved position adjustable block retaining wall structure, which comprises: a block unit (100) having a position adjustment connector insertion hole (110) and a position adjustment slot (130) formed in each of an upper portion and a lower portion; a position adjustment connector (200) coupled to the position adjustment connector insertion hole (110) and having a pin insertion hole (210) which is deflected and formed in an upper portion; and a connection pin (300) coupled to the pin insertion hole (210). The connection pin (300) is inserted into the position adjustment slot (130) of the other block unit (100) installed in the upper portion to enable the other block unit (100) to adjust a position thereof in a y-direction, and the position adjustment connector (200) is rotated to change a position of the connection pine (300), thereby enabling the other block unit (100) to adjust the position thereof in an x-direction.
Patent KR-20210023042-A (KR)
Title: Freeze prevention valve which can control discharge flow rate according to temperature
Inventor: JAE IL KIM
IPC: F16K17/00
Filed: 2019-08-21
Abstract: The present invention relates to a freeze prevention valve capable of controlling the discharge flow rate according to temperature. More particularly, the present invention relates to a freeze prevention valve capable of controlling the discharge flow rate according to temperature, and controlling the flow rate of a working fluid flowing out of the valve, as a valve for preventing freezing of pipes by continuously flowing without freezing at a temperature below the freezing point of a working fluid such as water flowing along various pipes, including water pipes, faucets, and water meters. To this end, according to the present invention, provided is a freeze prevention valve capable of controlling the discharge flow rate according to temperature, which comprises: a valve body having a working fluid inlet hole formed therein through which a working fluid can be introduced; a disk which moves up and down and opens and closes the working fluid inlet hole; a cap having a working fluid outlet hole for discharging the working fluid introduced into the valve body to the outside; and a shape memory elastic body which detects the temperature of the outside air or working fluid, changes the yield stress according to the temperature of the outside air or working fluid, and allows the disk to perform an opening/closing operation through an opening/closing protrusion being drawn out or drawn in from the working fluid inlet hole of the valve body by the hydraulic pressure of the working fluid acting on the disk.
Patent KR-20210024395-A (KR)
Title: QR code copy protection system
Inventor: LEE SEOMIN
IPC: G06K19/06
Filed: 2019-08-25
Abstract: The present invention relates to a QR code copy protection system and, more specifically, to a system, wherein when a terminal device provides a disposable QR code for electronic payment, some or all of the disposable QR code for the electronic payment is modified and provided to a user in a state that a QR code scanner cannot recognize, and when the QR code scanner exposes a light source to recognize the disposable QR code for the electronic payment, a light source recognition module mounted on the terminal device recognizes the light source of the QR code scanner and restores the modified QR code to an original QR code recognizable by the QR code scanner and executing payment, and thus even if the QR code scanner captures the QR code before the QR code is recognized by the QR code scanner, payment cannot be performed with the captured QR code, thereby preventing illegal use of the QR code due to QR code duplication.