baber/WOPTO huggingface dataset:
Patent KR-20220125102-A (KR)
Title: Interface circuit including variable impedence circuit and operating method thereof
Inventor: PARK JI YEON
IPC: G11C7/22
Filed: 2021-03-04
Abstract: According to one aspect of the present disclosure, an interface circuit includes: a first amplifier circuit including a first input terminal receiving a first input signal, a second input terminal receiving a second input signal, a first output node outputting a first output signal, and a second output node outputting a second output signal and including a variable impedance circuit including a first impedance circuit connected with the first output node and a second impedance circuit connected with the second output node; and a code generator generating a first control code adjusting impedance of the first impedance circuit and a second control code adjusting impedance of the second impedance circuit.
Patent KR-20220130314-A (KR)
Title: Natural plant extract preservative system for cosmetics comprised of Honeysuckle, Anise, Lichen and Basil, and its manufacturing process
Inventor: KIM HOYUN
IPC: A61K8/9789
Filed: 2021-03-18
Abstract: The present invention relates to a cosmetic composition with an excellent antibacterial function in which Honeysuckle, Anise, Lichen and Basil extracts are mixed together, and the active ingredients are purified through solvent extraction, separation fractionation, and lyophilization purification processes. More specifically, Honeysuckle and Anise are 20 to 40 wt%, and Lichen and Basil are 1 to 20 wt%, based on the total weight of a raw material, and the cosmetic composition has a wide range of an antibacterial spectrum effect for positive and negative bacteria, yeast and fungal fungus.
Patent KR-20220131036-A (KR)
Title: Baby bathtub stand with improved function
Inventor: SIM YONGSUP
IPC: A47K3/12
Filed: 2021-03-19
Abstract: According to the present invention, a baby bathtub stand comprises: a base (support) unit supporting feet of an infant, wherein the center of gravity of the stand is formed; an upper body unit having a pair of armrest units to grip an arm or an upper body of the infant; and a connection unit connecting the base unit with the upper body unit and extendable in a vertical direction. The armrest unit is provided to be rotatable within an allowable range and is provided with an elastic material.
Patent KR-20220131684-A (KR)
Title: Electronic apparatus including printed circuit board and manufacturing method of printed circuit board
Inventor: KIM MOON YOUNG
IPC: H05K3/34
Filed: 2021-03-22
Abstract: An electronic device comprises: a substrate layer comprising a paper material; a first conductive layer printed on one partial area on a first surface of the substrate layer; a second conductive layer printed on one partial area on a second surface of the substrate layer for which is in the opposite direction of the first surface; and a printed circuit board comprising a jumper line electrically connecting the first conductive layer and the second conductive layer by being inserted into a through-hole formed to penetrate the first conductive layer, the substrate layer, and the second conductive layer.
Patent KR-20220136551-A (KR)
Title: Rotary compressor
Inventor: PARK JOONHONG
IPC: F04C18/344
Filed: 2021-03-30
Abstract: According to an embodiment of the present invention, provided is a rotary compressor including at least one vane that is slidably inserted into a vane slot provided in a roller or cylinder to separate a compression space into a plurality of compression chambers. The vane has an oil supply groove formed on at least one of both axial side surfaces facing a main bearing and a sub bearing. The oil supply groove may be formed longer in the longitudinal direction than in the width direction of the vane. Through this, it is possible to suppress friction loss and wear on the friction surface by supplying oil to the friction surface in contact with the vane.
Patent KR-20220135595-A (KR)
Inventor: KIM DONG GUN
IPC: H04L65/40
Filed: 2021-03-30
Abstract: The present invention relates to a method and apparatus for providing a service in a wireless communication system. According to an embodiment, a method of operating a terminal in a wireless communication system may comprise the steps of: receiving a message from a base station in an RRC connected mode; identifying information related to a cell group included in the message; and performing at least one of setting a cell group, adding a cell group, activating a cell group, resuming a cell group, releasing a cell group, deactivating a cell group, or stopping a cell group based on information related to the cell group. According to another embodiment, the method of operating a terminal or a wireless node in a wireless communication system may comprise the steps of: allocating an uplink transmission resource; identifying whether a MAC layer device uses a logical channel identifier or an extended logical channel identifier for transmission; and transmitting data in a different way according to the identification result.
Patent KR-20220135905-A (KR)
Inventor: CHAE YOUNG HUN
IPC: H01J35/08
Filed: 2021-03-31
Abstract: A manufacturing method of an X-ray tube target, in which electrons collide to emit X-rays, is equipped with: a base machine-process step of forming a base by machine-processing a basic material made of a metal comprising molybdenum; and a track 3D printing step of laminate-forming, by 3D printing, a track made of the metal on which X-rays are emitted by the collision of the electrons on a surface of the base. Therefore, the present invention is capable of reducing production costs.
Patent KR-20220141934-A (KR)
Inventor: CHO JEONG IL
IPC: C02F1/00
Filed: 2021-04-13
Abstract: Disclosed is an odor reduction facility for removing odor, which can effectively remove hydrogen sulfide, a main cause of odor. According to one embodiment of the present invention, the odor reduction facility for removing odor comprises: at least one filtration tank and discharge tank disposed adjacent to each other; and a hydrogen sulfide removal unit provided in at least one of the filtration tank and discharge tank, immersed in sewage, and removing hydrogen sulfide contained in the sewage. The hydrogen sulfide removal unit includes: a housing through which the sewage containing hydrogen sulfide is introduced and discharged; a carrier receiving module provided inside the housing and receiving a plurality of microbial carriers to which sulfated microorganisms oxidizing hydrogen sulfide are attached; and a sewage circulation module provided in the housing and including a gas-liquid spraying unit disposed in the lower region of the housing to spray sewage containing air to circulate the sewage within the housing.
Patent KR-20220142607-A (KR)
Inventor: WOO CHANG JUN
IPC: E21F1/10
Filed: 2021-04-15
Abstract: The present invention relates to a power cylinder wind door, and more particularly, to a door that blocks wind from entering a tunnel so as to block fine dust and facilitate work in the tunnel in winter. The power cylinder wind door comprises an external structural frame (1) for forming an iron door, a wind tension adjuster (2) for holding the door not to sag, the wind door (3) of an iron structure for blocking wind, and a power cylinder (4) for adjusting the opening and closing of the door.
Patent KR-20220143479-A (KR)
Inventor: SHIN DONG HOON
IPC: G06Q50/06
Filed: 2021-04-16
Abstract: The present invention relates to a leak inspection system for a copper pipe, which inspects a welding state of a copper pipe to prevent a leak of gas. The leak inspection system for a copper pipe comprises: a frame unit on which a copper pipe is placed to proceed inspection; a vacuum maintaining unit provided at a side surface of the frame unit to maintain the inside of the copper pipe in a vacuum state; a gas injection unit injecting helium gas into the copper pipe which is in a vacuum state by the vacuum maintaining unit; and a monitoring unit inspecting and monitoring that the helium gas injected into the copper pipe through the gas injection unit is discharged to the welding portion of the copper pipe.
Patent KR-20220003954-A (KR)
Title: Production management method using work standardization of handwork process
Inventor: PARK IN CHUL
IPC: G06Q10/06
Filed: 2021-04-22
Abstract: The present invention relates to a production management method using work standardization of a manual process. More specifically, in the manufacturing field where products are mainly produced by hand, such as the clothing manufacturing field, the work for each process by the operator is standardized. Through continuous rebalancing according to the continuous improvement of the skill level of each worker, the productivity of the entire process is greatly improved. By managing related companies as one network, work efficiency and productivity can be greatly improved. In particular, the present invention analyzes the required time for each process, average time, time deviation, productivity per unit time and skill level of each worker, etc. By allowing the time deviation for each process converge to 0 through efficient arrangement of equipment and human resources (balancing 1), or by keeping the required time below the average time (balancing 2), a time loss for each process can be minimized. In addition, the present invention groups related companies (ordering party and ordering party) into one network, and distributes the manufacturing process of a specific product to multiple recipients on the basis of the client's work standards. Thus, the present invention has the advantage of greatly improving the productivity of not only a specific company but also the entire industry. Accordingly, it is possible to improve reliability and competitiveness in the field of manual manufacturing, particularly the field of clothing manufacturing, as well as similar or related fields.
Patent KR-20220145629-A (KR)
Inventor: YANG HYUN IK
IPC: F16K27/02
Filed: 2021-04-22
Abstract: An objective of the present invention is to provide a check valve with a dual structure having a high flow blocking performance such as reduced minute leakage while occupying a small space. According to the present invention, the check valve comprises: a first valve body formed such that water can pass therethrough in a reference direction; a second valve body of which the end in the reference direction with a middle opening communicating with the first valve body is coupled to the first valve body; a cap coupled to the opposite side in the reference direction of the second valve body, and having an end opening opened in the reference direction to connect the second valve body and the outside; a first opening/closing body allowing water to flow in the reference direction in the first valve body, and coupled to the first valve body to open and close the middle opening to block a flow in a direction opposite to the reference direction; and a second opening/closing body allowing water to flow in the reference direction in the second valve body, and coupled to the second valve body to open and close the end opening to block a flow in a direction opposite to the reference direction.
Patent KR-20220145669-A (KR)
Inventor: CHOI WON JAE
IPC: G06Q20/06
Filed: 2021-04-22
Abstract: The present invention relates to a method for operating digital currency based on a value exchange algorithm, which comprises the steps of: storing, by a server, payment information when a company pays an operating company for work with legal tender; receiving and storing, by the server, work performance information from a terminal of a worker when a finished work is input in a terminal of a worker, and converting the same into work value currency in accordance with an approval process; distributing and identically recording, by the server, work value currency information related to the converted work value currency by a blockchain-based technology; and providing a user interface through the terminal of the worker to enable to the worker to perform a transaction including money exchange of the work value currency to the legal tender. Therefore, a financial model capable of increasing the value of currency can be realized.
Patent KR-20220150679-A (KR)
Inventor: KIM JONG GYUN
IPC: B60L58/40
Filed: 2021-05-04
Abstract: According to a system generating driving output through a fuel cell and a battery, disclosed are a controller for driving a fuel cell, and a method therefor, wherein the controller for driving a fuel cell controlling driving of the fuel cell comprises an operation unit selectively performing driving stop control of the fuel cell through operation variables including required driving output and load weight.
Patent KR-20220151790-A (KR)
Inventor: CHO SEONG KOOK
IPC: F04D29/42
Filed: 2021-05-07
Abstract: The present invention relates to a multi-stage fluid compressor comprising: a motor housing having a fluid inlet; a stator coupled to the inside of the motor housing; a rotor penetrating the inside of the stator, wherein both axial sides thereof are rotatably coupled to the motor housing; an impeller housing coupled to the motor housing to communicate with the inside of the motor housing, and having a fluid outlet connecting the inside and the outside; and a first impeller and a second impeller provided in the impeller housing, and coupled to one end of the rotor. The multi-stage fluid compressor can directly cool a compressor by using fluid to be compressed, and efficiently cool components of the compressor including a thrust bearing, a stator, and a rotor.
Patent KR-20220158121-A (KR)
Title: Method and apparatus for monitoring construction based on 3D scanning
Inventor: HAN BYEONG IL
IPC: G06Q50/08
Filed: 2021-05-20
Abstract: A construction monitoring method and apparatus based on 3D scanning capable of minimizing construction errors and preventing causes of disputes in advance by examining construction consistency at each construction stage are disclosed. The construction monitoring apparatus based on 3D scanning, according to an embodiment, comprises: a 3D scanner acquiring 3D point cloud data for an object at different locations; a matching unit generating one 3D point cloud data by matching the 3D point cloud data acquired at different locations; a modeling unit generating a 3D construction model corresponding to the object by modeling the matched 3D point cloud data; an error calculating unit calculating an error between the 3D construction model and a 3D design model for each item; a correction unit determining the 3D design model when an error value calculated for each item falls within an error tolerance range, and modifying the 3D design model based on the 3D construction model if the error value calculated for each item exceeds the error tolerance range; and a storage unit storing the determined 3D design model or the modified 3D design model.
Patent KR-20220004551-A (KR)
Title: Molding apparatus for resin and manufacturing method of resin molded article
Inventor: YUSUKE ISHIKAWA
IPC: B29C43/34
Filed: 2021-05-21
Abstract: The present invention provides a resin molding device and a method for manufacturing a resin molded product in which a supply pattern of a resin material can be easily changed. A resin molding device (D) is equipped with a resin supply mechanism (21) that supplies a resin material to a supply object (F), a molding mold (M) that includes an upper mold and a lower mold (LM) facing the upper mold, a mold clamping mechanism that clamps the molding mold (M) with the supply object (F) placed between the upper mold and the lower mold (LM), a display unit (6) that graphically displays the resin material supply state based on the resin material supply input to the supply object (F), and a control unit (5) that controls the operation of the resin supply mechanism (21) and the display unit (6).
Patent KR-20220060457-A (KR)
Inventor: KIM JIN HO
IPC: H03K7/08
Filed: 2021-05-21
Abstract: Provided is a display apparatus capable of improving color reproduction with respect to an input image signal. The display device comprises: a display panel including a pixel array in which a pixel composed of a plurality of inorganic light emitting elements is arranged in a plurality of row lines and a sub-pixel circuit provided for each of the inorganic light emitting elements and providing a driving current to the inorganic light emitting elements; and a driving unit for setting an image data voltage to the sub-pixel circuits of the display panel in order of the row line during a data setting period and driving the sub-pixel circuits to provide the driving current to the inorganic light emitting elements in order of the row line based on a sweep signal and the image data voltage during the light emitting period. The sub-pixel circuits comprise: a capacitor having one end to which the sweep signal is applied; and a first driving transistor connected to the other end of the capacitor, receiving the sweep signal through the capacitor in a light emitting section, and controlling a time during which the driving current is provided to the inorganic light emitting elements on the basis of the sweep signal. The drive unit applies a first voltage to the one end of the capacitor separately from the sweep signal in the data setting period.
Patent KR-20220043840-A (KR)
Inventor: HSIUNG TECHIH
IPC: H01L21/8234
Filed: 2021-05-21
Abstract: A method comprises: a step of forming a gate dielectric cap over a gate structure; a step of forming source/drain contacts over a semiconductor substrate while the gate dielectric cap is laterally arranged between the source/drain contacts; a step of depositing an etch-resistant layer over the gate dielectric cap; a step of depositing a contact etch stop layer over the etch-resistant layer, and depositing an interlayer dielectric (ILD) layer over the contact etch stop layer; a step of performing a first etching process to form a via opening part extended through the ILD layer and ended before reaching the etch-resistant layer; a step of performing a second etching process for deepening the via opening part to expose one among the source/drain contacts, wherein the second etching process etches the etch-resistant layer at a lower etching rate than etching the contact etch stop layer; and a step of depositing a metal material to fill the deepened via opening part.
Patent KR-20220158422-A (KR)
Title: A method of manufacturing a material having a plasmonic meta-surface and a material having a plasmonic meta-surface produced through the method
Inventor: KIM SHIN HYUN
IPC: G02B5/00
Filed: 2021-05-24
Abstract: A method of manufacturing a material having a plasmonic meta-surface is disclosed. The method includes the steps of: preparing a substrate including a polymer layer having all or at least a portion of its surface elastic in a non-cross-linked state; applying colloidal particles to the polymer layer; heating the substrate coated with the colloidal particles to embed the colloidal particles in the polymer layer; removing colloidal particles; and depositing a metal on the surface of the polymer layer.
Patent KR-20220168611-A (KR)
Title: Appartus and method for automated analysis of lower extremity x-ray using deep learning
Inventor: RO DU HYUN
IPC: G06T7/00
Filed: 2021-06-16
Abstract: The present invention relates to an apparatus and a method for automatically analyzing an X-ray image of a lower extremity using deep learning. The apparatus and a method for automatically analyzing an X-ray image of a lower extremity using deep learning according to the present invention comprises: a processor; and memory including one or more instructions implemented to be executed by the processor. The processor preprocesses a lower extremity image to generate a preprocessed image; recognizes an anatomical structure in the preprocessed image based on a machine learning model; generates an image to be judged in which the recognition result of the anatomical structure is reflected; determines a state of the lower extremity using the image to be judged based on a machine learning model; predicts the course of the disease using a result of the determination of the state of the lower extremity based on the machine learning model; and is displayed a result of determining the condition of the lower extremity and a result of predicting the progress of the disease on a display device.
Patent KR-20220168511-A (KR)
Title: Folding arm of drone
Inventor: LEE CHONG MIN
IPC: B64C27/08
Filed: 2021-06-16
Abstract: An objective of the present invention is to provide a folding arm of a drone that minimizes the volume when storing or transporting the drone by folding the support arm of the drone using a pivoting unit. According to an embodiment of the present invention, a folding arm of a drone comprises: a fixing unit mounted on a main body of the drone and extending along a first direction; and a pivoting unit where the support arm of the drone is inserted and pivotally combined with the fixing part. The fixing unit includes: a pair of guide parts provided to protrude from one side of the fixing unit; and a coupling bar extending in a second direction crossing the first direction and mounted on a pair of guide parts. The pivoting unit may include a locking part provided to protrude from one side of the pivoting unit and fastened with the coupling bar.
Patent KR-20220000378-A (KR)
Title: Wet process module and method of operation
Inventor: BRAUN MICHAEL
IPC: H01L21/67
Filed: 2021-06-24
Abstract: The present invention provides a wet process module which ensures an improved process environment and thus ensures products of higher quality or less waste. A wet process module, in particular a lacquering module, for the treatment of substrates, in particular wafers, has a process chamber (12) having a process pot (24) for treating the substrate, an air inlet (16) supplying air into the process chamber (12), at least one bypass outlet (38) and at least one process pot outlet (36). The at least one bypass outlet (38) and the at least one process pot outlet (36) are air outlets for discharging air out of the process chamber (12). The at least one process pot outlet (36) is provided in the process pot (24) and the at least one bypass outlet (38) is provided outside the process pot (24). In addition, a method of operating a wet process module (10) is provided.
Patent KR-20230001621-A (KR)
Title: Convenience and safety apparatus for chair type sedentary bath
Inventor: BAE URI
IPC: A61H33/06
Filed: 2021-06-28
Abstract: The present invention relates to an apparatus for securing the convenience and safety of a chair-type sitz bath, which comprises: a main body (10) with an opening (12) on the upper side of a sitz bath tub (11); a sitz bath means (20) accommodating a sitz bath (21) inside the sitz bath tub (11) and having a pair of opposing covers (25) on the opening (12); an upper body rotation member (30) rotatably supporting an upper body plate (31) on one surface of the sitz bath tub (11) and causing the upper body plate (31) to rotate in response to an input; a lower body rotation member (40) rotatably supporting a lower body plate (41) on the other side of the sitz bath tub (11) and causing the lower body plate (41) to rotate in response to an input; and a control means (50) controlling the upper body rotation member (30) and the lower body rotation member (40) by using a set algorithm. Accordingly, the apparatus can be advantageously utilized while a weak patient or the elderly takes a sitz bath and can improve convenience and stability in case dizziness occurs due to a temporary decrease in the cerebral blood flow of a user.