baber/WOPTO huggingface dataset:
Patent KR-20210105530-A (KR)
Inventor: YOU CHOONG BEOM
IPC: A61B5/155
Filed: 2020-02-19
Abstract: The present invention relates to a method for transmitting and receiving unreceived biometric information, and more specifically, to a method for transmitting and receiving biometric information, which determines, when there is biometric information unreceived from a sensor transmitter by a communication terminal, whether a region to which the unreceived biometric information belongs is a dangerous region or a normal region, based on received adjacent biometric information, so as to control the unreceived biometric information differently.
Patent KR-20210062530-A (KR)
Inventor: JOE HYUN WOO
IPC: G06F3/06
Filed: 2020-02-21
Abstract: The present invention relates to an event logging storage device for an autonomous vehicle. The event logging storage device for an autonomous vehicle comprises: a volatile memory in which logging data collected from an autonomous driving sensing device is stored; a non-volatile memory in which the logging data collected from the autonomous driving sensing device is stored; a non-volatile storage medium which selectively stores only data that needs to be stored among the logging data stored in the non-volatile memory; and a main controller which stores sensing data collected from the autonomous driving sensing device, in an overwrite manner, in the volatile memory and the non-volatile memory, and stores only preset sensing data among the sensing data stored in the non-volatile memory in the non-volatile storage medium. In accordance with the present invention, various events occurring in an autonomous vehicle can be effectively stored and utilized.
Patent KR-20210027022-A (KR)
Title: Method for producing 9,9-bis(3-phenyl-4-(2-hydroxyethoxy)phenyl)fluorene
Inventor: DING CHI HUANG
IPC: B01J31/02
Filed: 2020-02-21
Abstract: A method for producing 9,9-bis(3-phenyl-4-(2-hydroxyethoxy)phenyl)fluorene is provided. The method comprises a step of inducing a condensation reaction of fluorenone with 2-[(2-phenyl)phenoxy]ethane in the presence of a catalyst and a co-catalyst, and the formation of by-products is effectively reduced by using an alkylsulfonic acid as a catalyst and a mercapto-containing compound as a co-catalyst. Also, it is possible to provide a product with the characteristics of low saturation, high purity and high yield.
Patent KR-20210079159-A (KR)
Title: Vehicle trajectory generation method for simulation
Inventor: LEE HYEONG CHEOL
IPC: B60W30/10
Filed: 2020-02-27
Abstract: Disclosed is a method capable of variously generating virtual driving trajectories of a surrounding vehicle at high speed in a simulation environment. The method for generating the driving trajectories of the surrounding vehicle for the disclosed simulation comprises the following steps of: calculating a vehicle speed of the surrounding vehicle by using a reference speed and a longitudinal parameter indicating a following pattern of the surrounding vehicle with respect to the reference speed; calculating a yaw angle of the surrounding vehicle using a lateral parameter indicating a time required for changing a lane, a lane width, and the vehicle speed; and generating the driving trajectories of the surrounding vehicle according to the vehicle speed and the yaw angle.
Patent KR-20210111627-A (KR)
Title: Display driving circuit, operation method thereof and display device
Inventor: YUM JOO HYUK
IPC: G09G3/20
Filed: 2020-03-03
Abstract: Disclosed are a display driving circuit, a display device including the same, and an operating method of a display driving circuit. The display driving circuit according to an exemplary embodiment of the present disclosure includes: a gray voltage generator which generates a plurality of gray voltages by linearly dividing a plurality of gamma tap voltages; a gamma correction module which receives an input pixel value, calculates a compensation value according to the input pixel value by using a compensation model composed of a quadratic function, and applies the compensation value to the input pixel value, to generate a compensation pixel value; and a data driver which receives the plurality of gray voltages from the gray voltage generator and outputs a data voltage, corresponding to a gray voltage selected from the plurality of gray voltages based on the compensation pixel value, to a display panel.
Patent KR-20210113842-A (KR)
Title: Access management system and method using key pair and local area communication
Inventor: SUNGA PARK
IPC: G07C9/22
Filed: 2020-03-09
Abstract: The present invention relates to an access management system and method using a key pair and local area communication. More specifically, the present invention relates to the access management system using a key pair and local area communication, which is able to support so that the locking of a door by a locking apparatus can be controlled by using the key pair made of asymmetric keys through local area communication with the locking apparatus on an application unit configured on a user terminal of a user who manages the locking apparatus configured on the door. The present invention is able to, when the user uses the door, conveniently unlock the door just by placing the user terminal within the local area communication range of the locking apparatus configured on the door without having to go through a difficult process of inputting a password just like the conventional locking apparatus. Through this, the present invention is able to completely exclude the risk of exposing the password, increase the security more than the conventional locking apparatus using a password, and improve user convenience.
Patent KR-20210115101-A (KR)
Title: Smart farm crop monitoring method and system using drones
Inventor: PARK SOO HONG
IPC: B64C39/02
Filed: 2020-03-11
Abstract: The present invention relates to a smart farm crop monitoring method and a monitoring system using a drone. The method includes the steps of: initiating flight according to a plurality of designated movement points within a crop zone; detecting an abnormal target using a crop monitoring sensor provided while moving from a first point to a second point among a plurality of moving points; flying to the abnormal target from a current flight position between the first point and the second point according to detection of the abnormal target; and transmitting crop abnormality information including a photographed image and location information while including the abnormal target through wireless communication.
Patent KR-20200109276-A (KR)
Title: Method for encoding/decoidng video signal and apparatus therefor
Inventor: LEE BAE KEUN
IPC: H04N19/70
Filed: 2020-03-12
Abstract: According to the present invention, provided is a method for decoding a video which can increase encoding/decoding efficiency of video signals. The method for decoding a video comprises the steps of: deriving a residual coefficient of a current block; inversely quantizing the residual coefficient; inversely transforming the inverse-quantized residual coefficient to derive a common residual signal; and deriving a first residual signal for a first color difference component and a second residual signal for a second color difference component based on the common residual signal.
Patent KR-20210117103-A (KR)
Inventor: LEE SUK KOU
IPC: A61P31/12
Filed: 2020-03-18
Abstract: The present invention is an edible hydrogen peroxide medicinal system that kills a variant virus infected with the human body by saving lives by killing bacteria, viruses, and variant viruses that are infected in the human body. More specifically, the present invention relates to an edible hydrogen peroxide drug system that kills the strained virus that infects the human body, which saves lives by killing bacteria, viruses, and variant viruses that are infected in the human body.
Patent KR-20210118632-A (KR)
Title: A magnetic chuck for excavator
Inventor: HAN SEUNG GI
IPC: B66C1/06
Filed: 2020-03-23
Abstract: The present invention relates to a high-performance electronic chuck for mounting on a heavy vehicle. The high-performance electronic chuck comprises: a chuck body (20) having a bracket (10) connected to the boom of a heavy vehicle; a core (30) installed in the center of an inner side of the chuck body (20); a coil unit (40) installed to be wound around the core (30); and a bottom plate (50) welded to the bottom of the chuck body (20) so that the coil unit (40) is embedded therein. The chuck body (20) is formed by cutting a steel plate with a planar figure (20') having an upper surface (25') of a square shape and first, second, third, and fourth side surfaces (21', 22', 23', 24') extending from the four surfaces of the upper surface (25'). By bending the first, second, third and fourth side surfaces (21', 22', 23', 24') from the upper surface (25') in a right-angle direction, an upper surface (25) and first, second, third, and fourth side plates (21, 22, 23, 24) that are three-dimensionally connected to the upper surface (24) are formed. By welding the first, second, third, and fourth side plates (21, 22, 23, 24) that are in close contact with each other, the electronic chuck is manufactured. Therefore, the electronic chuck can constant magnetic force over time.
Patent KR-20210119595-A (KR)
Title: Rollingdamper
Inventor: JEON DONG JUNG
IPC: F16F15/02
Filed: 2020-03-24
Abstract: The present invention relates to a buffer control. In the buffer control, a bearing frame with a bearing is coupled between a base and a base plate, and a surface structure is coupled to the bearing frame. If shaking or an impact of the surface or the structure occurs in a bonding status, the shaking and the impact are relaxed by the bearing and restored by a spring to control transmission of a force. According to the present invention, even force can be exerted.
Patent KR-20210119197-A (KR)
Title: High Electron Mobility Transistor and method of manufacturing the same
Inventor: OH JAE JOON
IPC: H01L29/20
Filed: 2020-03-24
Abstract: Disclosed are a high electron mobility transistor and a manufacturing method thereof. The disclosed high electron mobility transistor comprises: a channel layer; a channel supply layer for inducing a two-dimensional electron gas in the channel layer; a source electrode and a drain electrode provided on both sides of the channel supply layer; a depletion forming layer provided on the channel supply layer to form a depletion region in the two-dimensional electron gas; a gate electrode provided on a part of the depletion forming layer; and a current limiting layer provided in contact with the gate electrode on another part of the depletion forming layer. The current limiting layer restricts the current flow from the gate electrode to the depletion forming layer according to a voltage applied to the gate electrode.
Patent KR-20210119740-A (KR)
Title: Syringe for selective self dermal rejuvenation
Inventor: CHIN SE HOON
IPC: A61M5/19
Filed: 2020-03-25
Abstract: The present invention relates to a syringe for dermal regeneration, comprising: a body comprising an inner tube and an outer tube, wherein a cylinder is filled with a first fluid being inserted into the inner tube from behind, and the outer tube is spaced apart from the inner tube and shaped to surround the inner tube, and including a fillable space formed between the inner tube and the outer tube and filled with a second fluid; an injector coupled to a front portion of the body, and comprising a first part, a second part, and a third part, wherein the first part being positioned outside the body, having a front end coupled to a needle, having a rear end being sealed while being in contact with the outer tube, and having a sloping surface formed on a side portion so as to slope toward the center in proportion to the distance from the rear end to the front end, the second part being inserted into the body and sealed while being in contact with the inner tube, and the third part being connected to the cylinder and sealed; a through-hole formed through one side of the second part of the injector so as to communicate with the fillable space such that the second fluid flows into the injector through the second part; and a check valve provided in the through-hole so as to block a flow of fluid from the injector to the fillable space and to allow a flow of fluid from the fillable space to the injector.
Patent KR-20210125841-A (KR)
Title: Method for producing fluorine-containing cyclic sulfur compounds
Inventor: LEE HYUN JOO
IPC: C07C21/18
Filed: 2020-04-09
Abstract: Disclosed in the present disclosure is a method for manufacturing a fluorine-containing cyclic sulfur compound. The manufacturing method includes a step of mixing sulfur with a perfluoroolefin having 4 to 8 carbon atoms. In addition, the manufacturing method provides an effect of manufacturing the fluorine-containing cyclic sulfur compound such as thiophene with a high yield and high selectivity in a short time without the use of F_2.
Patent KR-20210126826-A (KR)
Inventor: PARK HAENG WON
IPC: G09G3/3266
Filed: 2020-04-10
Abstract: The present invention relates to a display device. Specifically, the display device according to an exemplary embodiment includes pixels and a data driving unit. Each of the pixels includes: a first light emitting diode aligned in a first direction; a first pixel circuit driving the first light emitting diode; a second light emitting diode aligned in a second direction; and a second pixel circuit driving the second light emitting diode. The data driving unit supplies a first data signal to the first pixel circuit, and a second data signal to the second pixel circuit during one frame period.
Patent KR-20200122244-A (KR)
Title: Motor vehicle heating system and motor vehicle
Inventor: BEAUCHAMP CHRISTOPHER
IPC: B60H1/00
Filed: 2020-04-13
Abstract: The present invention relates to an automobile heating system (10), and an automobile having the heating system. The system includes an internal combustion engine (12), an exhaust system (18), a coolant circuit (14) and a heat storage system (26), wherein the heat storage system (26) is connected to an exhaust system (18) through at least one heat storage device (28), is adapted to be coupled to a coolant circuit (14) so that heat can be transferred between the heat storage system (26) and the coolant circuit (14), and includes a thermochemical storage material (30).
Patent KR-20210127043-A (KR)
Inventor: KO YLL GON
IPC: B62B5/00
Filed: 2020-04-13
Abstract: The present invention relates to a cart having a noise reduction type wheel, which prevents a noise caused by ground friction from being generated by an elastic action when objects are not loaded and is easily moved by stably supporting load when the objects are loaded. To achieve the purpose, according to the cart having a movable wheel provided in a lower portion thereof to facilitate movement of the loaded object, the movable wheel comprises: a wheel main body (10) forming a circular shape; and elastic rubber (20) made of a buffer material provided along a circumference of the wheel main body (10).
Patent KR-20210130874-A (KR)
Title: Method for low voltage cell detection and battery management system providing the same
IPC: G01R31/396
Filed: 2020-04-22
Abstract: The present invention relates to a low-voltage cell detection method which detects a low-voltage cell which impedes the stability of a battery, and a battery management system providing the same. According to the present invention, the battery management system detects a low-voltage cell to manage a battery and comprises: a cell monitoring IC connected to both ends of a plurality of battery cells to measure cell voltages and battery currents of the plurality of battery cells; and a main control circuit calculating SOC of the plurality of battery cells based on at least one among the measured cell voltages and battery currents of the plurality of battery cells. The main control circuit compares the difference value between first SOC of the plurality of battery cells calculated before running of an automobile is ended and second SOC of the plurality of battery cells synchronized with the first SOC at the time when running of the automobile is resumed to be calculated with a prescribed discharge threshold and determines low-voltage status for the plurality of battery cells in accordance with results of the comparison to detect the low-voltage cell. The discharge threshold is based on the SOC change of a normal cell during the period during which running of the automobile is stopped.
Patent KR-20210132955-A (KR)
Title: Apparatus and method for detecting current transformer ratio error
IPC: G01R35/04
Filed: 2020-04-28
Abstract: The present invention relates to an apparatus for detecting an abnormal current transformer ratio of a watt-hour meter. The apparatus includes: a voltage measurement part measuring a phase voltage of each phase from a watt-hour meter; a current measurement part measuring a phase current of each phase from the watt-hour meter; and a control part calculating each effective electric energy amount for each phase three-phase four-wire system based on the phase voltage of each phase measured through the voltage measurement part and the phase current of each phase measured through the current measurement part, and calculating each effective electric energy amount for each phase three-phase three-wire system based on a line voltage calculated from the phase voltage of each phase measured through the voltage measurement part and the phase current of each current measured through the current measurement part, and then, comparing the effective electric energy amount for each phase three-phase four-wire system and the effective electric energy amount for each phase three-phase three-wire system to each other to determine whether an abnormal current transformer ratio occurs in the watt-hour meter. Therefore, the present invention is capable of reducing a metering loss caused by the malfunction of a watt-hour meter.
Patent KR-20200132702-A (KR)
Inventor: SASAKI YOSHIHIKO
IPC: H01J37/32
Filed: 2020-05-06
Abstract: An objective of the present invention is to suppress abnormal discharge in the vicinity of an exhaust port. A plasma processing device includes a processing container, a mounting table, a gas supply mechanism, an exhaust mechanism, a plasma generation mechanism, and a bias power supply mechanism. The processing container houses a substrate. The mounting table is provided in the processing container, and the mounting table mounts the substrate. The gas supply mechanism supplies a processing gas into the processing container. The exhaust mechanism exhausts the gas in the processing container through an exhaust pipe. The plasma generation mechanism generates plasma in the processing container by converting the processing gas supplied into the processing container into plasma. The bias power supply mechanism supplies high frequency power for bias to the mounting table. The exhaust port of the exhaust pipe connected to the wall of the processing container is provided with a mesh member made of a conductive member and connected to a ground potential. The mesh member is formed with a plurality of through holes penetrating in a thickness direction of the mesh member. In addition, in each through hole, the ratio of the thickness of the mesh member to a width of an opening is 0.67 or more.
Patent KR-20210141062-A (KR)
Title: Bobbin roller for replaceable cradle
IPC: B65H54/553
Filed: 2020-05-15
Abstract: The present invention relates to a bobbin roller for a replaceable cradle, which maximizes the convenience of use, comprising: a body (10) having an accommodating elongated groove (13); a rotating means (20) having a rotating shaft (22); a contact roll (30); a cover unit (40) having a through hole (42); and a contact packing (50) in contact with a bobbin (2).
Patent KR-20200138007-A (KR)
Inventor: IRVINDER KAUR
IPC: G03F7/004
Filed: 2020-05-21
Abstract: Provided are a photoresist pattern trimming composition and a pattern formation method, capable of improving trimming process considerations such as linewidth roughness, pattern collapse margins, and coating defect levels. The photoresist pattern trimming composition includes: a polymer; an aromatic sulfonic acid; and an organic-based solvent system, wherein the aromatic sulfonic acid is represented by General formula I. In general formula I: Ar^1 represents an aromatic group; R^1 independently represents a halogen atom, hydroxy, substituted or unsubstituted alkyl, substituted or unsubstituted heteroalkyl, substituted or unsubstituted carbocyclic aryl, substituted or unsubstituted heterocyclic aryl, substituted or unsubstituted alkoxy, or a combination thereof, wherein adjacent R^1 groups together optionally form a fused ring structure with Ar^1; a represents an integer of 2 or more; and b represents an integer of 1 or more, wherein a + b is at least 3 while being not greater than a total number of available aromatic carbon atoms of Ar^1, and two or more of R^1 are independently a fluorine atom or a fluoroalkyl group bonded directly to an aromatic ring carbon atom.
Patent KR-20200070169-A (KR)
Title: Stator core and motor including stator core
Inventor: WOO SHUNG HUN
IPC: H02K1/16
Filed: 2020-06-02
Abstract: An embodiment of the present invention provides a motor including: a rotary shaft; a rotor coupled to the rotary shaft; a stator arranged corresponding to the rotor; and a housing coupled to the stator. The stator includes a plurality of divided cores. The divided core includes: a yoke; and a tooth protruding from the yoke. The yoke includes: a first surface coming in surface contact with an inner circumferential surface of the housing; and a second surface and a third surface facing and spaced from the housing. The yoke includes a groove formed on the second surface. The groove on the second surface is disposed on a second virtual line passing through the center of the tooth from the rotary shaft. The first surface is disposed between the second virtual line and a first virtual line passing through an edge of the yoke from the rotary shaft. The third surface is disposed between the first surface and the first virtual line. A first straight line distance from the rotary shaft to the first surface is greater than a second straight line distance from the rotary shaft to the second surface. The first surface has the same curvature with the inner circumferential surface of the housing. A step is formed between the first surface and the third surface. The present invention improves noises of the motor.
Patent KR-20210157643-A (KR)
Inventor: MIN TAE HONG
IPC: H05K1/18
Filed: 2020-06-22
Abstract: . The present invention relates to a printed circuit board that can overcome limitation of space inside an electronic device. The printed circuit board comprise: a first board unit having a rigid region and a flexible region; and a second board unit disposed on the first board unit. The first board unit and the second board unit are displaced so that a portion of each of the first board unit and the second board unit overlap each other.
Patent KR-20220001084-A (KR)
Title: Entrance management method and entrance management system
Inventor: LEE SEONG ROH
IPC: G07C9/29
Filed: 2020-06-29
Abstract: The present invention relates to an access management method which comprises the steps of: recognizing a first tag ID from an access tag; receiving the first tag ID; transmitting a registration request including the first tag ID and user information; and generating an access tag item including the first tag ID of the registration request and a user ID corresponding to the user information, and storing the access tag item in an access tag DB.