baber/WOPTO huggingface dataset:
Patent KR-20200112648-A (KR)
Inventor: JIN TAE KIM
IPC: G02B6/42
Filed: 2020-02-03
Abstract: The present invention discloses a laser device capable of increasing the degree of integration of a plurality of light sources. The device comprises: a substrate; a pump light source disposed on the substrate and having a light emitting layer for generating pump light; and an upper waveguide disposed on the pump light source in a first direction and having an upper resonator for generating and resonating laser light by using the pump light.
Patent KR-20210101694-A (KR)
Title: An Electronic Device including a Display
Inventor: LEE MINWOO
IPC: G09G5/00
Filed: 2020-02-10
Abstract: According to one embodiment disclosed in the present document, an electronic device includes: a display panel; a display driver IC driving the display panel; and a processor. The display driver IC, based on an image data stream received from the processor or image data applied to the display panel, sets a first horizontal time, which is an output time for one single line constituting the display panel, and a vertical blank line for the display panel to a first number such that the display panel outputs an image at a first refresh rate, receives a signal for changing the first refresh rate to a second refresh rate from the processor, and sets a second horizontal time for one single line constituting the display panel and the vertical blank line for the display panel to a second number based on the signal. When the second horizontal time and the vertical blank line of the second number are set, the display panel outputs the image at the second refresh rate, and the first horizontal time and the first number can be different from the second horizontal time and the second number respectively. Besides, various embodiments identified through the present specification can be possible. Therefore, the present invention is capable of preventing an abnormal phenomenon such as a screen crack, a stain or the like.
Patent KR-20210102598-A (KR)
Title: Dishwasher
Inventor: LEE CHANG WOOK
IPC: A47L15/50
Filed: 2020-02-12
Abstract: Disclosed is a dish washer having a structure which is improved to select whether washing water is sprayed from a spraying nozzle. The dish washer comprises: a washing bath; a basket which is prepared in the washing bath to accommodate tableware; a duct which is prepared in the washing bath to supply washing water; a sub-duct which is mounted at the basket to guide the washing water; a connection pipe which is in connection with the sub-duct; and a spraying nozzle which is combined with the connection pipe to be able to rotate between a first position for opening the connection pipe and a second position for closing the connection pipe.
Patent KR-20210107319-A (KR)
Title: On-line learning system as per learner's level
Inventor: PARK YOUNG IL
IPC: G06Q50/10
Filed: 2020-02-24
Abstract: An English learning system using a panoramic mission fulfillment image allows a user to easily experience English by experiencing voluntary English learning through various dynamic experience education in a virtual space regardless of time and space based on the mission fulfillment image. The present invention may contribute to the provision of various situation missions and user convenience, and allow a user to recognize language ability through previous and post evaluations according to English learning regardless of time and space to efficiently manage English experience education. Since the expensive cost for facility investment and staff retention of English town may be saved, national competitiveness may be improved. In addition, a foreign language experience program for a low-income or underprivileged group may be enlarged, and a camp type English experience learning opportunity of school, company, local residents, and family unit can be provided to be an essential element in private competitiveness and national competitiveness.
Patent KR-20210108188-A (KR)
Title: Nano filter and method for manufacturing the same
Inventor: LEE CHOONG WON
IPC: D01D5/00
Filed: 2020-02-25
Abstract: The present invention relates to a nano-filter manufactured using electrospinning and a method for manufacturing the same, and more specifically, to a nano-filter that has improved filter efficiency and lifetime by adjusting the diameter of a nanofiber formed by adjusting the nozzle diameter of a nozzle block, and a method for manufacturing the same.
Patent KR-20210111077-A (KR)
Title: Synthesis of coated primary cell electrode active material and manufacturing method thereof
Inventor: KIM SU JIN
IPC: H01M10/052
Filed: 2020-03-02
Abstract: The present invention relates to a method for synthesizing a coated primary cell electrode active material and a manufacturing method thereof and, more specifically, to a method for synthesizing a coated primary cell electrode active material, in which only a minimum amount of a carbon layer is coated on the surface of particles and carbon-coated metal oxide is dopped to strongly hold particles, thereby providing highly conductive channels due to doping of active manganese oxide (MnO_x) on the surface of the particles while increasing conductivity, and a manufacturing method thereof. According to the present invention, since coated and doped active manganese oxide suppresses a phenomenon that carbon is peeled or eliminated from the surface of lithium iron phosphate (LFP) particles, the carbon can form a stable coating layer on the surface of LFP particles, thereby providing advantages of increasing the capacity and cycle performance of a lithium iron phosphate battery. In addition, since an active manganese oxide coating prevents a problem that lithium iron phosphate can be eluted in an electrolyte during cycling to contribute to improvement of electrochemical performance such as cycle characteristics and the like and electrical properties are provided therethrough, thereby providing an advantage of increasing the performance of LFP in various fields such as electrochemical, physical, and chemical properties unlike carbon (C) contributing to increasing the performance of LFP. The method comprises a metal oxide coating step, a metal oxide doping step, an active manganese oxide coating step, and an active manganese oxide doping step.
Patent KR-20210111408-A (KR)
Title: Power transmission rotator having micro surface texturing and power transmission system including the same
Inventor: CHO JUNG SAN
IPC: F16H55/06
Filed: 2020-03-03
Abstract: Provided are a rotor for power transmission having a micro-surface pattern or texturing, and a power transmission system having the same. The power transmission system comprises: a first rotor; and a second rotor having a grounding surface coming in contact with the first rotor and transmitting power with the first rotor. A micro-pattern is formed on the grounding surface of at least one between the first rotor and the second rotor.
Patent KR-20210111612-A (KR)
Title: Directional conversion Valve
Inventor: PARK KYOUNG TAI
IPC: F16K21/08
Filed: 2020-03-03
Abstract: The present invention provides a direction switching valve, comprising: a main body unit having an inlet, through which a fluid is introduced from the outside, formed on a lower surface, and a first outlet and a second outlet, through which the fluid introduced through the inlet is discharged to the outside, formed on the side surfaces; a driving unit installed in the main body; and a seating ball disposed inside the inlet, the first outlet and the second outlet to control the flow of a fluid and having a first through hole communicating with the inlet and a second through hole and a third through hole selectively communicating with the first outlet and the second outlet, respectively. The direction switching valve in accordance with the present invention can control the flow of the fluid in various ways as desired without construction of a separate additional facility by allowing the through holes, formed in the seating ball disposed within the valve body, to communicate with the inlet formed at the lower part of the valve body and the outlets formed at the side surfaces of the valve body as needed. Therefore, the direction switching valve in accordance with the present invention can reduce the overall weight of a cooling system for a vehicle and control the flow of the fluid in various ways by simplifying a connection pipeline because a separate additional facility is not constructed.
Patent KR-20210112696-A (KR)
Title: Earth retaining wall structure and construction method thereof
Inventor: CHO KWANG HYUN
IPC: E02D17/04
Filed: 2020-03-06
Abstract: The present invention relates to an earth retaining wall structure comprising vertical beams inserted after vertical drilling according to construction design standards and an iron earth plate attached to the rear surface of a flange of the vertical beams, wherein the vertical beams and the iron earth plate are all integrally installed to form a rigid earth retaining facility, and the iron earth plate is bolted to be connected to the vertical beams so that a structure in the shape of a polygonal, square, and triangular iron plate box can be created for each excavation site.
Patent KR-20210114818-A (KR)
Title: Method and apparatus for generating hybrid blockchain
Inventor: KIM JAI HOON
IPC: G06F16/27
Filed: 2020-03-11
Abstract: Disclosed is a method for generating a hybrid blockchain. The method for generating a hybrid blockchain includes the steps of: receiving an environment variable input including information on at least one of the size of the blockchain ledger, a change frequency of the ledger, the size of the smart contract, and the amount of computation required for the execution of the smart contract; determining a structure of a hybrid blockchain system composed of on-chain and off-chain by analyzing the environment variable input; and generating the on-chain and the off-chain to correspond to the determined structure.
Patent KR-20210115448-A (KR)
Title: Connector assembly coupled to a side of circuit board
Inventor: KIM BYOUNG NAM
IPC: H01R13/6587
Filed: 2020-03-13
Abstract: In accordance with the present invention, a connector assembly comprises: a signal pin formed to be in contact with the signal line of a circuit board; an insulator for surrounding the signal pin; and a housing for accommodating the signal pin and the insulator, and having a hole corresponding to the signal pin at a rear side, wherein the housing includes at least one clamping arm disposed on at least one side of the hole, protruding to the rear side of the housing, and having a lower surface to be in contact with an upper surface of the circuit board. The connector assembly further comprises: a ground plate disposed below the clamping arm, and having an upper surface to be in contact with a lower surface of the circuit board; and an elastic member coupled to the ground plate, and providing an elastic force to allow the ground plate to clamp the circuit board when the circuit board is interposed between the clamping arm and the ground plate. Therefore, the connector assembly which can be easily operated can be provided.
Patent KR-20210121733-A (KR)
Inventor: LEE HONG KI
IPC: A61K35/22
Filed: 2020-03-31
Abstract: The present invention relates to a urine-derived stem cell having an improved kidney disease therapeutic function and a cell therapeutic composition comprising the same. The urine-derived stem cell is cultivated in a medium composition comprising a basic medium, 2.5% or less of fetal bovine serum, and an additive.
Patent KR-20210121830-A (KR)
Inventor: HUR YOUNG WOO
IPC: B65G17/12
Filed: 2020-03-31
Abstract: The present invention provides an unloading device and a continuous unloading machine including the same. The unloading device for transporting a cargo disposed inside a ship to the ground through an unloading conveyor comprises: a connection part connected to one end of the unloading conveyor; an unloading part disposed below the connection part and collecting the cargo inside the ship; and a buffer part disposed between the connection part and the unloading part, and absorbing a shock applied to the unloading part. An object of the present invention is to provide an improved unloading device capable of alleviating and absorbing the shock caused by a vertical movement of a ship.
Patent KR-20210124710-A (KR)
Title: System for providing advertisement
Inventor: KANG MAN SU
IPC: G06F17/12
Filed: 2020-04-07
Abstract: The present invention relates to an advertisement providing system, comprising: a terminal used by each user and making communications with a survey server and an advertisement providing server through a wireless and a wired communication network; the survey server providing a survey service to terminals which are survey targets, if the survey is completed and terminals presenting a response exist, collecting survey response data from the terminals which have presented the response, processing the collected response data to output a survey result and providing the survey result to the terminals; and the advertisement providing server predicting process time for processing the response data at the survey server and sending an advertisement to each of the terminals during the predicted process time. The present invention predicts the data process time consumed in the server and provides the advertisement to the terminal carried by a user during the predicted time, thereby creating an added profit in accordance with advertisement for the survey service provider side and providing useful information to the users who have responded to the survey.
Patent KR-20200039644-A (KR)
Title: Image encoding and decoding method and apparatus
Inventor: KIM HUI YONG
IPC: H04N19/59
Filed: 2020-04-08
Abstract: An image decoding method of the present invention includes: a step of restoring a residual block by inverse quantization and inverse transformation of entropy-decoded residual block information; a step of generating a prediction block by performing inter-screen prediction on a current block; and a step of restoring an image by adding the restored residual block to the prediction block. The prediction block generation step includes: a step of determining scaling or non-scaling based on the POC values of a reference picture of the current block and a reference picture of a reference block used for the inter-screen prediction of the current block; and a step of scaling the motion vector of the reference block and using the scaled motion vector to predict the current block when the scaling with respect to the motion vector of the reference block is determined. The scaling includes: a step of calculating first and second values based on the picture order count (POC) difference value between the pictures; a step of calculating an offset value by one-binary digit arithmetic right shift relative to the absolute value of the first value and calculating the value inversely proportional to the first value by using the offset value; and a step of calculating the scaling factor value based on the second value and the value inversely proportional to the first value. The first value may be the difference value between the POC of the picture to which the reference block belongs and the POC of the reference picture referred to by the reference block. The second value may be the difference value between the POC of the current picture and the POC of the reference picture referred to by the current block. Accordingly, computational complexity can be reduced during image encoding and decoding.
Patent KR-20210127830-A (KR)
Inventor: SUNG NAK BUM
IPC: F16K1/22
Filed: 2020-04-14
Abstract: The present invention relates to a device for preventing a valve damper coupled to a transfer pipe connected to a silo from being worn out. The present invention comprises: a valve having a valve frame where the transfer pipes are respectively connected to a front side and a rear side, a disk-shaped damper having a size of corresponding to an inner diameter of the valve frame, and a rotational shaft installed to penetrate a diameter of the damper; and a protection rod spaced from a front side of the rotational shaft at a radial distance to be installed in parallel to the rotational shaft. The present invention can improve reliability of a valve opening and closing state and can increase life of the valve.
Patent KR-20210128044-A (KR)
Inventor: KIM DO SIK
IPC: A47G23/02
Filed: 2020-04-16
Abstract: The present invention relates to a detachable foldable cup handle which comprises: a hooking frame having a hooking portion formed vertically at an end thereof, which is inserted and hooked to the inner side of the top end of a cup and first locking protrusions formed to be extended horizontally to the outside of the cup and protruding downward from both sides of a base surface of the horizontally extended portion; a locking frame having a support portion formed vertically at the end thereof and joined to the base surface of the hooking frame to be able to slide horizontally, wherein the support portion pressurizes the top end of the cup from the outside to come in tight contact with the hooking portion by enabling clamping protrusions formed at both sides to be locked respectively into the first locking protrusions and the locking frame has a clearance where the locking frame can be tilted when slidingly coupled by the hooking frame such that the clamping protrusions can be fastened into and detached from the first locking protrusions; a push locking unit having a hinge shaft which is hinged to an end of the hooking frame and a second locking protrusion arranged on the hinge shaft to move and return along with the hinge shaft by means of elastic return caused by push and release; and a folding frame hinged to the end of the hooking frame by the push locking unit to change from a vertical posture to a horizontal posture or vice versa from the hooking frame when the second locking protrusion is fitted into any one of the first and second locking grooves. According to the present invention, the handle is detachably installed on a cup to enhance convenience of accommodation and portability and allow its firm fixation to a cup and user convenience.
Patent KR-20210128645-A (KR)
Inventor: MOON JUNG PIL
IPC: F24D5/10
Filed: 2020-04-17
Abstract: The present invention relates to a fireplace-type Korean hypocaust structure for four seasons, comprising: a fireplace which is a heating place; a flue unit which is a passage through which heat and smoke generated from the fireplace are moved; a smokestack which is a passage through which smoke supplied from the fireplace and the flue unit is discharged to the outside; a blowing unit disposed under the smokestack and including a blowing fan; a first connection pipe connecting the fireplace and the smokestack; a first damper mounted in the first connection pipe to open and close the passage of the first connection pipe; a second connection pipe connecting the flue unit and the smokestack; and a second damper mounted in the second connection pipe to open and close the passage of the second connection pipe. The present invention allows the fireplace to be used only for cooking in the summer and to be used for cooking and room heating in the winter to save energy by arranging the fireplace and the smokestack at a lateral side and selectively transferring the heat of the fireplace to the smokestack through the flue or transferring the heat directly to the smokestack as needed by a user.
Patent KR-20210131088-A (KR)
Title: Packaging container in which the inner circumferential surface and the upper surface of the opening are sealed together
IPC: B65D41/04
Filed: 2020-04-23
Abstract: The present invention relates to a packaging container of which an inner circumferential surface and an upper surface of an opening part are simultaneously sealed, which markedly improves the sealability of an opening part which holds contents or is withdrawn to be used. To this end, the packaging container of which an inner circumferential surface and an upper surface of an opening part are simultaneously sealed comprises: a container body (100) filling an accommodation unit (110) with contents, and having an opening part (120) opened in one direction; and an opening/closing cap (200) opened and closed on the opening part of the container body, and sealing the opening part. A coupling short tube (210) is formed on the lower side of the inside of the opening/closing cap (200). A sealing cap (300) of a soft material for simultaneously sealing and blocking an inner circumferential surface (122) and an upper surface (124) of the opening part (120) of the container body is elastically coupled to the coupling short tube to be detached.
Patent KR-20210133743-A (KR)
Title: Circulating tumor cell based biomarker composition for diagnosis and prognosis of metastatic prostate cancer
IPC: G01N33/574
Filed: 2020-04-29
Abstract: The present invention relates to a biomarker composition for diagnosis and prognosis prediction of prostate cancer. It is confirmed that the detection rate and the expression level of a gene combination consisting of the androgen receptor (AR), the androgen receptor variant 7 (AR-V7), the epithelial cell adhesion molecule (EpCAM), the cytokeratin 19 (KRT-19), the prostate specific antigen (PSA), and the prostate specific membrane antigen (PSMA) in a circulating tumor cell (CTC) isolated from a patient are related to the level of malignancy of prostate cancer so that the gene combination is provided as a biomarker for diagnosing prostate cancer and a biomarker for predicting prognosis of the prostate cancer.
Patent KR-20200130160-A (KR)
Title: An adhesive tape for a vacuum process
Inventor: KAJIYAMA TAKESHI
IPC: C09J7/30
Filed: 2020-05-06
Abstract: An objective of the present invention is to provide an adhesive tape for a vacuum process with a reduced generation amount of outgas which causes an appearance defect of a functional thin film after film formation. According to the present invention, the adhesive tape comprises an adhesive layer, wherein the mass ratio (G) / (R) of silicone gum (G) and silicone resin (R) is 35 / 65 to 100, the content of alkenyl groups is 1.0 × 10^-5 to 1.0 × 10^-3 mol/g, and a storage elasticity at 200°C measured in a He atmosphere is 1.0 × 10^5 to1.0 × 10^7 Pa. Accordingly, the total amount of outgas generated from the adhesive tape when being heated from 23°C to 200°C at a heating speed of 10°C/min and being additionally maintained at 200°C for 30 mins in an atmosphere with a vacuum degree of 1.0 × 10^-4 Torr or less, is 180 mg/m^2 or less.
Patent KR-20210139032-A (KR)
Title: Apparatus and method for providing fair price of a stock using target price of securities reports
IPC: G06Q10/04
Filed: 2020-05-13
Abstract: The present invention relates to an apparatus and a method for providing a fair stock price of a stock by using a target stock price of securities reports. According to an embodiment of the present invention, an apparatus for providing a fair stock price of a stock by using a target stock price of securities reports comprises: a first collection unit which collects high and low prices of a target stock by day from a preset start date; a second collection unit which collects a target stock price of the target stock according to reports issued by each securities company after the start date; an investment opinion value setting unit which sets the average value of at least one target stock price, collected on each collection date on which the target stock price is collected, as an investment opinion value on each date on which the high and low prices of the target stock are collected, from an initial collection date on which the target stock price is initially collected; and a fair stock price calculation module which predicts a fair stock price of the target stock on a prediction date, which is any date after a threshold period set based on the initial collection date, based on the investment opinion values of the target stock and the high and low prices of the target stock on each date before the prediction date. Therefore, a fair stock price with improved accuracy can be provided.