baber/WOPTO huggingface dataset:
Patent KR-20200115737-A (KR)
Title: Transmission for vehicle
Inventor: KOOK JAE CHANG
IPC: F16H3/66
Filed: 2019-03-25
Abstract: The present invention relates to a transmission for a vehicle, which includes: a composite planetary gear device; a first clutch installed to transmit the power of an input shaft to a second rotating element of the composite planetary gear device; a third clutch installed to transmit the power of the input shaft to a third rotating element of the composite planetary gear device; a speed increase mechanism provided to increase the power of the input shaft; a second clutch installed to transmit power from the input shaft through the speed increasing mechanism to the second rotating element of the composite planetary gear device; a fourth clutch installed to transmit power from the input shaft through the speed increasing mechanism to the fourth rotating element of the composite planetary gear device; a first brake provided to fix the third rotating element of the composite planetary gear device; and a second brake provided to fix the fourth rotating element of the composite planetary gear device.
Patent KR-20200113574-A (KR)
Title: Pulse Width Modulation Controller
Inventor: LEE SUNG CHEOL
IPC: H02M7/21
Filed: 2019-03-26
Abstract: The present invention relates to a pulse width modulation (PWM) converter control device. According to the present invention, the PWM converter control device comprises: a PWM means for generating a PWM signal by using a processing means; an output voltage generating means; and a sampling means for generating an output PWM signal. According to the present invention, a transient state due to a change in potential can be prevented.
Patent KR-20200067706-A (KR)
Title: Traffic signal lighting system having lighting device for traffic signal
Inventor: CHOI JIN GYU
IPC: F21Y115/10
Filed: 2019-03-27
Abstract: The present invention relates to a traffic signal lighting system having a lighting device for a traffic signal. In order to achieve the purpose of the present invention, the traffic signal lighting system comprises: a light source unit (100) generating at least one of red light and green light; a lighting device (10) including a lens unit (200) which allows the light generated from the light source unit (100) to be irradiated to the ground in a signal pattern having a predetermined width; and a speaker unit (400) transmitting a traffic signal guidance voice.
Patent KR-20200114212-A (KR)
Inventor: KIM JIN WOONG
IPC: G06F3/06
Filed: 2019-03-28
Abstract: The present invention relates to a data storage device capable of minimizing a garbage collection operation time, and an operation method thereof. According to an embodiment of the present invention, the data storage device comprises: a nonvolatile memory device including a plurality of memory blocks and a page buffer for input/output of data connected to each of the plurality of memory blocks; and a controller that selects memory blocks in which the number of valid pages is less than or equal to a preset number among the plurality of memory blocks when the number of free memory blocks is less than a preset threshold number among the plurality of memory blocks, and selects a memory block having a minimum time to read the valid data among the memory blocks of a selected candidate source memory block group to perform a garbage collection operation.
Patent KR-20200114367-A (KR)
Inventor: JANG BYOUNG CHUL
IPC: F03D3/00
Filed: 2019-03-28
Abstract: The present invention relates to a small type wind power generator using a carbon composite material, which does not cause loss of power coefficient due to reverse torque and does not break while bending due to typhoons. The small type wind power generator includes a fixed shaft, a rotating shaft, a darrieus type blade, a savonius type blade, and a power generating unit.
Patent KR-20200119042-A (KR)
Inventor: KIM YOUNG GEUN
IPC: G06N3/08
Filed: 2019-04-09
Abstract: According to an embodiment of the present invention, provided is a method for performing dance evaluation by a dance evaluation service providing server. The method for providing a dance evaluation service comprises the steps of: performing a comparison between a segmentation target unit image and an immediately preceding unit image in an image received from a user terminal; dividing and storing the segmentation target unit image only when a matching degree is less than a threshold value as a result of the comparison; and comparing only the divided and stored unit image with a reference image to evaluate a dance of a user.
Patent KR-20200066131-A (KR)
Title: bulk-acoustic resonator module
Inventor: PARK SEUNG WOOK
IPC: H03H3/02
Filed: 2019-04-10
Abstract: Disclosed is a bulk-acoustic resonator module to uniformly maintain performance of a resonator. The bulk-acoustic resonator module comprises: a module substrate; a bulk-acoustic resonator connected to the module substrate through a connection terminal and spaced apart from the module substrate; and a sealing unit sealing the bulk-acoustic resonator. The bulk-acoustic resonator has a resonance unit disposed to face an upper surface of the module substrate, and further, a space is formed between the resonance unit and the module substrate.
Patent KR-20190123211-A (KR)
Title: Wafer alignment for small-angle x-ray scatterometry
Inventor: VINSHTEIN YURI
IPC: G01N23/223
Filed: 2019-04-16
Abstract: The present invention relates to analysis of an X-ray and, specifically, to a method and a system for measuring the geometry of a semiconductor device using X-ray scatterometry. An X-ray device includes a mount, an X-ray source, a detector, an optical gauge, and a motor. The mount is formed to maintain a flat surface sample having a smooth first side and a second side having a pattern on an opposite side of the first side. The X-ray source is formed to enable a first X-ray beam to face the first side of the sample. The detector is installed on a second side of the sample to accommodate at least a part of the X-ray penetrating the sample and scattered from the pattern. The optical gauge enables a second light radiation beam to face the first side of the sample. So, the optical gauge senses a light radiation beam reflected from the first side of the sample and outputs a signal indicating a position of the sample by corresponding to the sensed light radiation beam. The motor composes an alignment state between the detector and the sample by corresponding to the signal.
Patent KR-20200123903-A (KR)
Inventor: MOON DONG GUN
IPC: C03C17/09
Filed: 2019-04-22
Abstract: An article includes glass, glass-ceramic, or a ceramic substrate constituting a main surface and an optical film disposed on the main surface. The optical film includes an impedance matching layer, a scratch-resistance layer, and an anti-reflection layer. The impedance matching layer is disposed on the main substrate and includes a plurality of impedance matching sub-layers. The scratch-resistance layer is disposed on the impedance matching layer and includes at least one of SiN_x and SiO_xN_y. The anti-reflection layer is disposed on the scratch-resistance layer and includes a plurality of anti-reflection sub-layers. The scratch-resistance layer may include a residual stress of about 300 MPa (compression) to about 0 MPa, and at least one of the impedance matching sub-layers and at least one of the anti-reflection sub-layers include a residual stress of more than 300 MPa (compression).
Patent KR-20200126272-A (KR)
Title: Aerosol generating apparatus, air sensing module and method for recognizing user's puff in aerosol generating apparatus
Inventor: LEE WON KYEONG
IPC: A24F47/00
Filed: 2019-04-29
Abstract: Disclosed is an aerosol generation device that simply informs a user of a disposable aerosol generation device that the aerosol generation device is operating normally. According to an embodiment of the present invention, the aerosol generation device comprises: a heater for generating an aerosol by heating an aerosol generation substrate; a battery; and an airflow detection module including an LED, wherein the airflow detection module has a closed circuit to supply the power of the battery to the heater and the LED when airflow is detected in the aerosol generation device.
Patent KR-20200127101-A (KR)
Title: Semiconductor memory device and method of fabricating the same
Inventor: SON YONG HOON
IPC: H01L27/105
Filed: 2019-04-30
Abstract: Provided are a semiconductor memory device capable of improving a degree of integration of a semiconductor memory device and a manufacturing method thereof. The semiconductor memory device comprises: a first semiconductor pattern disposed on a substrate and including a first end and a second end which are parallel to an upper surface of the substrate, but face each other; a first conductive line being adjacent to one side of the first semiconductor pattern between the first end and the second end and perpendicular to the upper surface of the substrate; a second conductive line being in contact with the first end of the first semiconductor pattern, spaced apart from the first conductive line, and being parallel to the upper surface of the substrate; and a data storage pattern being in contact with the second end of the first semiconductor pattern. The first conductive line has a protrusion portion protruding adjacent to the one side of the first semiconductor pattern.
Patent KR-20200131030-A (KR)
Inventor: PARK CHANG DAE
IPC: H02S10/00
Filed: 2019-05-13
Abstract: According to the present invention, provided are a convergence system capable of simultaneously supplying fresh water and electric power in connection with a concentration photo voltaic thermal complex system and an operating method thereof. The convergence system capable of simultaneously supplying fresh water and electric power in connection with a concentration photo voltaic thermal complex system can variously control/configure an operating state of a fresh water/electric power system in accordance with various required amounts of electricity and fresh water required in various regions in connection with the concentration photo voltaic thermal complex system, thereby flexibly responding to and easily supplying the required amounts of electricity and fresh water.
Patent KR-20200133082-A (KR)
Inventor: CHOI YONG
IPC: G21F5/06
Filed: 2019-05-16
Abstract: The present invention relates to a rack for storage of integral spent nuclear fuel for neutron absorption and shielding which can reduce the thickness, weight and volume of the rack by making used spent nuclear fuel into an integral type using stainless alloy steel containing neutron absorbers or shielding materials of various materials, and can manufacture the rack in which weakness of mechanical properties of a weld unit is eliminated by manufacturing a seamless square tube structure using the alloy steel with high workability containing neutron absorption and shielding materials. The alloy steel is manufactured by adding and mixing a certain amount of shielding mixture with molten stainless steel, and the alloy steel is formed into a cylindrical or polygonal cylindrical shape through extrusion or compression, or an alloy steel plate formed in a plate shape is welded to form a main body to store and seal the spent nuclear fuel inside.
Patent KR-20200139479-A (KR)
Title: Fine dust filter for street lamp distribution box
Inventor: JEON SANG ICK
IPC: H02B1/28
Filed: 2019-06-04
Abstract: The present invention relates to a fine dust filtering device for a streetlight distribution box, which can reduce fine dust by filtering the fine dust of roads and sidewalks using a blower fan operated by receiving power from a streetlight distribution box, is formed at one side of the streetlight distribution box installed in roads, and uses power of the streetlight distribution box at the same time to reduce total installation costs. The fine dust filtering device of the present invention comprises a filter unit including a filter member inside a body unit installed at one side of a streetlight distribution box and a blowing member operated to receive power from the streetlight distribution box. Therefore, air can be purified by filtering fine dust even though a separate power device or battery is not provided. Moreover, the filter unit can be fixed by using a fixing member formed in an accommodation space of the body unit to enable a worker to easily perform an operation when replacement and maintenance of the filter unit are required.
Patent KR-20200139965-A (KR)
Title: System for video channel diagnostics and method thereof
Inventor: KANG MI NAH
IPC: H04N21/443
Filed: 2019-06-05
Abstract: The present invention relates to a method for diagnosing a video channel, including: (a) a step of performing user authentication through a video content platform that provides a channel for sharing the video content among a plurality of user terminals, when channel diagnosis request information is received from the user terminal; (b) a step of performing scraping on at least one channel operated by the user terminal using the user authentication information to obtain raw channel data, when the user authentication is completed; (c) a step of processing the raw channel data into image content data obtained by extracting text information from the moving image content and user response data for the moving image content and storing the data in a database; (d) a step of calculating a channel analysis result for video content for each channel through a content analysis model which performs index analysis using the video content data and user response data; and (e) a step of providing channel growth guide data of content for inducing a user response for each channel based on the calculated channel analysis result.
Patent KR-20200141895-A (KR)
Inventor: CHO IN MOOK
IPC: B26D7/01
Filed: 2019-06-11
Abstract: The present invention relates to a manufacturing method of a window profile. More specifically, the manufacturing method of a window profile sequentially performs moving, processing, cutting, reinforcement material insertion, and fixing works in accordance with sequentially supplied set values where a profile is set to manufacture the appropriate profile for use.
Patent KR-20200142984-A (KR)
Inventor: KIM WON GYUM
IPC: G01S17/89
Filed: 2019-06-14
Abstract: Disclosed are a Lidar sensing device and a method thereof. The Lidar sensing device of the present invention comprises: a bandwidth adjuster which adjusts the bandwidth and makes incident light of the adjusted bandwidth of the incident light reflected to a target and incident through a light-receiving reflector to enter a light detection unit; a light detection unit which detects the incident light incident from the bandwidth adjuster; an illuminance detection unit which detects illuminance around the vehicle; and a control unit which detects the illuminance through the illuminance detection unit in accordance with the intensity of the received signal detected by the light detection unit and adjusts the bandwidth by controlling the bandwidth adjuster in accordance with the detected illuminance.
Patent KR-20190073335-A (KR)
Title: Pharmaceutical composition for preventing or treating of periodontal ligament diseases comprising spirulina extract as an active ingredient
Inventor: YANG SEONG WON
IPC: A61K35/748
Filed: 2019-06-18
Abstract: The present invention relates to a pharmaceutical composition for preventing or treating oral diseases, containing a spirulina extract as an active component, wherein the spirulina extract induces differentiation of periodontal ligament stem cells into periodontal ligament cells and promotes the formation of calcium nodule at the same time. Therefore, the spirulina extract or spirulina extract-treated periodontal ligament stem cells and periodontal ligament cells can be useful for treating periodontal ligament diseases and strengthening periodontal ligaments as well as fixing implants.
Patent KR-20200145443-A (KR)
Inventor: YOU GO EUN
IPC: A47J43/28
Filed: 2019-06-21
Abstract: The present invention relates to a ladle having a water-dripping prevention function. The ladle comprises: (1) a concave part; (2) a handle; (3) a hanging hole; (4) a ladle bottom part; and (5) an embossing protrusion. According to the present invention, a problem in which liquids flow to a floor before the liquids are moved to a desired position in a process in which the ladle moves the liquids.
Patent KR-20210001579-A (KR)
Inventor: BAEK KYUNG YOUL
IPC: B01D71/78
Filed: 2019-06-28
Abstract: The present invention relates to: a polymer separation membrane for gas separation which comprises a SF-g-PEG polymer and ZIF particles, wherein the ZIF particles are dispersed in the polymer; and an effect of simultaneously improving carbon dioxide permeability and separation coefficient of a membrane. The polymer membrane for gas separation includes a polymer represented by chemical formula 1 and ZIF particles.
Patent KR-20210002855-A (KR)
Inventor: MUN MYEONG IL
IPC: G02B26/10
Filed: 2019-07-01
Abstract: The present invention relates to a lidar optical device, which polarizes and refracts a laser beam irradiated from one laser diode in different paths, and scans and irradiates an object with the laser beams again using a MEMS mirror. The lidar optical device of the present invention comprises: a laser module including at least one laser light emitting unit for outputting and transmitting a pulse laser beam of a specific frequency band, and at least one laser light receiving unit for detecting a received laser light; a birefringent lens for branching and generating the laser beam transmitted from the laser diode into two paths due to the difference in refractive index; a mirror module wherein two reflective mirrors for forming a reflection path of two laser beams branched from the birefringent lens are separately disposed at a predetermined distance; and two MEMS mirrors for scanning each laser beam reflected from a predetermined tip of the mirror module while adjusting a diverging angle in accordance with a rotational motion of a predetermined inclined angle in the horizontal and vertical axes.
Patent KR-20210004302-A (KR)
Inventor: LIM SANG MOOK
IPC: G08G1/16
Filed: 2019-07-04
Abstract: The present invention relates to a lane departure warning determination method using driver condition monitoring. The method includes the following steps of: (a) extracting lane information by recognizing lanes around a vehicle from an image photographed by a lane recognition camera; (b) extracting a driver face characteristic point from an image photographed by a driver recognition camera; (c) determining whether the vehicle is located in a vehicle departure state, wherein the vehicle departs from a left or right lane, or in a vehicle proximity state, wherein the vehicle enters the left or right lane within a predetermined range, from the lane information; (d) if the vehicle is determined to be in the vehicle departure state through the step (c), generating a warning if the inclination of the face of the driver from the driver face characteristic point exceeds a predetermined first angle, regarding the front side of the vehicle as a center axis; and (e) if the vehicle is determined to be in the vehicle proximity state through the step (c), generating a warning if the inclination of the face of the driver from the driver face characteristic point exceeds a second angle greater than the first angle, regarding the front side of the vehicle as a center axis. According to the present invention, the vehicle departure state and the vehicle proximity state are distinguished and detected, the inclination of the face of the driver is measured based on the driver face characteristic point, a warning is generated in the vehicle departure state if the inclination of the face exceeds the first angle, and a warning is generated in the vehicle proximity state if the inclination of the face exceeds the second angle greater than the first angle, thus bringing about an effect of promoting safe driving by preventing an unnecessary warning while making an early warning when the driver does not face forward.
Patent KR-20210009986-A (KR)
Inventor: KIM JAE WOOK
IPC: A23K40/20
Filed: 2019-07-18
Abstract: The present invention relates to a method for manufacturing protein-fermented mineral feed using dregs, which is manufactured by mixing 10 wt% of a fermented rice bran product, 45 wt% of mushroom medium waste, and 45 wt% of fermented sesame dregs (or perilla dregs), thereby being used as excellent protein feed. According to the present invention, the method comprises: a first step of preparing and fermenting a rice bran product; a second step of preparing mushroom medium waste; a third step of preparing and fermenting sesame dregs; a fourth step of heating and sterilizing the fermented rice bran product, the fermented sesame dregs, and the mushroom medium waste of the first to third steps using steam of 70 to 80°C and molding the mixture; and a fifth step of immediate quenching the molded mixture, wherein 10 wt% of a fermented rice bran product, 45 wt% of mushroom medium waste, and 45 wt% of fermented sesame dregs (or perilla dregs) are mixed and molded in the fourth step.
Patent KR-20210011092-A (KR)
Title: Method For Afforestation
Inventor: PARK KONG YOUNG
IPC: A01G13/02
Filed: 2019-07-22
Abstract: The present invention relates to a method for greening a slope, which does not need to use a special means for stabilizing the ground by using the existing ground and can prevent growth of weeds. The method for greening a slope includes: an arranging step of removing vegetation and weeds from existing soil to flatten the soil; a film installing step of covering a bio-degradable film or non-woven fabric on the arranged soil so as to prevent the weeds; a mesh net installing step of installing a mesh net on the film or non-woven fabric; a greening soil paving step of paving greening soil on the mesh net; a vegetation mat installing step of installing the soil or a vegetation mat on the greening soil; and a planting step of planting plants for landscaping on the soil or the vegetation mat. Therefore, the method for greening a slope can reduce a construction cost.
Patent KR-20210012262-A (KR)
Title: Air quality improvement system for train cabin
Inventor: JUNG DO HUN
IPC: B60H1/24
Filed: 2019-07-24
Abstract: The present invention relates to an air quality improvement system for a train cabin and, more particularly, to an air quality improvement system for a train cabin, which can improve air quality by circulating the air in a cabin without introducing outside air thereinto. The air quality improvement system for a train cabin comprises a ceiling-type air purifier including: a ceiling-type body which is hollow, has one end and the other end that are open, is formed in the form of a plate having a predetermined thickness, and is installed on the ceiling of a cabin; a first inlet fan provided at one end of an inner side of the ceiling-type body to introduce the air in the cabin into the ceiling-type body; and a first filter provided at the other end of the inner side of the ceiling-type body to purify the introduced air. The ceiling-type body has a partition plate which is provided on an inner side thereof to form a plate shape, extends from the bottom surface thereof, and is provided in a longitudinal direction, so that a collecting space is formed therebelow and a passage narrower than that at an end of the inner side thereof is formed in an upper side thereof. The partition plate has collecting holes penetrating toward the collecting space so that dust is collected in the collecting space through the collecting holes while the air introduced into one end of the ceiling-type body is discharged to the other end thereof.