baber/WOPTO huggingface dataset:
Patent KR-20200092257-A (KR)
Title: Electrophotographic photosensitive member, process cartridge, and electrophotographic apparatus
Inventor: TAKAHASHI KOJI
IPC: G03G21/18
Filed: 2020-01-16
Abstract: An electrophotographic photosensitive member comprises: a support; a charge-generating layer; and a charge-transporting layer, the charge-generating layer and the charge-transporting layer being arranged on the support, wherein a surface layer of the electrophotographic photosensitive member contains: inorganic particles having an average particle diameter (Lα) of primary particles of more than or equal to 5 nm and equal to or less than 50 nm; and resin particles having an average particle diameter (Lβ) of primary particles of more than or equal to 0.1 μm and equal to or less than 5.0 μm. In any cross-section of the surface layer, (Smα) / (Sα) >= 0.3 is satisfied when a region within (Lβ / 2) from a surface of each of the resin particles is defined as a region (M), a sum of cross-sectional areas of the inorganic particles present in the any cross-section is represented by (Sα), and a sum of cross-sectional areas of the inorganic particles (α) that are included in the region (M) is represented by (Smα).
Patent KR-20210098227-A (KR)
Title: Method for Providing Traffic Congestion Pattern Information
Inventor: KIM HOON
IPC: G06T7/11
Filed: 2020-01-31
Abstract: The present invention relates to a method for providing traffic congestion pattern information. The method for providing traffic congestion pattern information in a device for analyzing traffic information from a road network image of the present invention includes the steps of: collecting road network images including traffic information; generating a binary mask image according to a congestion criterion for each road segment of the road network image; extracting a congested road segment from the binary mask image; designating a divided congested road group to which two or more congested road segments are connected; and calculating a correlation between congested road groups at different times.
Patent KR-20210083138-A (KR)
Title: System for detection and correcrtion of item name reflectiong item description and method thereof
Inventor: LEE JUNGHYE
IPC: G06F40/232
Filed: 2020-02-03
Abstract: The present invention relates to a system for detecting and correcting errors and missing words from item names reflecting item descriptions and a method thereof. The method comprises the steps of: building an item dictionary in which keywords are classified by category; extracting a plurality of keywords from item descriptions inputted by a user; classifying the extracted plurality of keywords into a first item set and a second item set according to whether the keywords are included in the item dictionary; duplicating a plurality of keywords included in the first item set; generating a third item set by combining the first item set and the second item set; calculating the editing distance between the respective keywords included in the third item set and the remaining keywords and the existence probability of a corresponding keyword; determining the priority of the remaining keywords for the corresponding keyword by using calculated results; selecting a plurality of candidate group keywords according to the priority with respect to the keywords included in the second item set; and comparing the plurality of candidate group keywords with the item dictionary, and correcting or unclassifying the keywords included in the second item set according to comparison results.
Patent KR-20200099474-A (KR)
Title: Apparatus and method for plasma processing
Inventor: AOKI YUSUKE
IPC: H01J37/32
Filed: 2020-02-04
Abstract: An objective of the present invention is to provide a plasma processing device capable of suppressing damage to an inner wall surface of a chamber while processing plasma for a substrate and efficiently removing deposits formed on an inner wall surface by plasma cleaning. In plasma treatment and plasma cleaning to a substrate, the plasma processing device according to an exemplary embodiment of the present invention generates plasma in a chamber and periodically applies a negative DC voltage in a pulse shape to an upper electrode from a DC power supply. The duty ratio of the negative DC voltage in the pulse shape at the time of plasma processing to the substrate is smaller than the duty ratio at the time of plasma cleaning. The absolute value of n average value of an output voltage of the DC power supply during plasma processing to the substrate is smaller than the absolute value of an average value of an output voltage of the DC power supply during plasma cleaning.
Patent KR-20210108507-A (KR)
Title: Air vent for vehicle
Inventor: RYU CHANG WOO
IPC: B60H1/00
Filed: 2020-02-05
Abstract: According to an embodiment of the present invention, provided is an air vent for a vehicle having a structure that comprises a duct through which air flows, a cover provided on a front part of the duct and having an outlet grid hole through which air flows, a plurality of layers provided in layers at the rear of the cover and having a guide grid hole through which air is guided, and a shaft provided through the plurality of layers. An air flow path (S) is formed as the guide grid holes overlap in the front-rear direction, and according to the operation direction of the shaft, the direction of the air flow path (S) is changed while the plurality of layers move in a stepwise fashion.
Patent KR-20210105660-A (KR)
Inventor: WHYOON WOO HEE
IPC: F22D1/02
Filed: 2020-02-19
Abstract: According to the present disclosure, the temperature of outside air for combustion supplied to a burner is lowered, and water supplied to a boiler is preheated with waste heat discharged during the operation of the boiler and supplied, and, as a result, the present disclosure can reduce the generation of nitrogen oxides (NOx) caused by a deterioration in air preheating temperature for combustion while maintaining the thermal efficiency of the boiler. According to an embodiment of the present invention, a nitrogen oxide reduction system includes: a boiler; a burner delivering combustion heat to the boiler to heat supplied water; a coal economizer installed on an exhaust gas discharge passage of the boiler, and heating the water with waste heat through a mutual heat exchange between high-temperature exhaust gas discharged from the boiler and the water supplied to the boiler; a steam air heater preheating outside air for combustion supplied to the burner with heat from steam; a gas duct discharging the exhaust gas discharged from the boiler into the atmosphere; and a water sprayer spraying water to flames, being combusted, of the burner to lower the temperature of the flames.
Patent KR-20210109805-A (KR)
Title: Apparatus and method for extracting text information based on learning
Inventor: JUNG JOON YOUNG
IPC: G06F16/36
Filed: 2020-02-28
Abstract: A learning based text information extracting apparatus performs dependency parsing on received unstructured text data, uses a learned model to extract a sentence pattern from a result of the dependency parsing, uses the extracted sentence pattern to check a relationship between an object and an object from the unstructured text data, and extracts meaningful information from the object based on the relationship between the object and the object.
Patent KR-20210116107-A (KR)
Title: Structure for apartment house
Inventor: GONG BYEOUNG TAK
IPC: E04H1/04
Filed: 2020-03-17
Abstract: An objective of the present invention is to provide a plane structure for an apartment house which can realize a wide living room. According to the present invention, when a left side and a right side are defined based on a prescribed direction on a plane, and an upper side and a lower side are defined based on a direction perpendicular to the prescribed direction on the plane, the plane structure for an apartment house comprises: a kitchen defined between a kitchen left wall and a kitchen right wall; a first bedroom defined between a first bedroom left wall separated from the kitchen left wall to the left side and the kitchen left wall; and a living room arranged on the lower side of the kitchen, and defined between a living room left wall and a living room right wall. To increase the width of the living room, the living room is arranged such that the living room left wall is positioned adjacent to a left boundary resulting from extending the first bedroom left wall to the lower side, and the living room right wall is positioned adjacent to a right boundary resulting from extending the kitchen right wall to the lower side.
Patent KR-20200121229-A (KR)
Inventor: MATSUDA TOMOHITO
IPC: H01L21/683
Filed: 2020-03-25
Abstract: An objective of the present invention is to conduct the contraction of an expand sheet efficiently. An expand device for expanding an expand sheet of a work piece unit including a work piece, an expand sheet adhered to the work piece, and an annular frame to which an outer circumference side of the expand sheet is adhered. The expand device comprises: an expansion unit capable of expanding the expand sheet; and a sheet contraction unit heating and contracting the expand sheet. The sheet contraction unit includes a hot air outlet, an air supply path, a heating unit heating inside the air supply path, and a valve controlling supply and blocking of the air from an air supply source. The sheet contraction unit can open a valve, supply the air to the air supply path, and inject the heated air from the hot air outlet. The sheet contraction unit can stop the injection of the heated air from the hot air outlet without stopping the heating unit by closing the valve.
Patent KR-20200035931-A (KR)
Title: Hot water generator
Inventor: LEE JI AE
IPC: F24H1/18
Filed: 2020-03-30
Abstract: The present invention relates to a steam type hot water generator which supplies a small amount of water to the inside of a body, heats the water with a heater to generate steam, supplies the steam to a heating pipe of a heat exchanger to convert cold water supplied from a cold water tank inside the heating pipe into hot water, supplies the hot water to a hot water tank, sends the steam to the hot water tank through the heat exchanger to heat the water in the hot water tank with the residual heat of the steam, increases the speed of converting cold water into hot water by steam compared to a hot water generator generating hot water using a flame of an existing heating means to generate hot water, and saves energy that converts cold water into hot water, and saves energy by increasing thermal efficiency compared to an existing hot water generator.
Patent KR-20210121822-A (KR)
Inventor: RYU TAI GWAN
IPC: E04C3/36
Filed: 2020-03-31
Abstract: The present invention relates to an injectable prefabricated structure for underwater concrete structure repair, which is repaired by injecting a mortar composition between module supports and an underwater concrete structure by surrounding the outer side of the underwater concrete structure by coupling the module supports thereto, and has increased durability and assembly convenience compared to the existing repair and reinforcement method, while quickly repairing and reinforcing the underwater concrete structure by connecting and coupling a plurality of module supports. The module supports include: an accommodating member including a first body having a quadrangular plate shape, and accommodating parts protruding outwardly along the perimeter of the first body, having open outer ends, and having an insertion groove formed thereon; an insertion member including a second body having a quadrangular plate shape, and an insertion hole extending outwardly along the perimeter of the second body, and fitted on the insertion groove; and a fastener for fastening and fixing the insertion hole and the insertion groove by penetrating through the insertion hole while the insertion hole is fitted on the insertion groove. The accommodating member and the insertion member are alternately arranged. The edges of the accommodating parts are cut diagonally to form cut surfaces. The cut surfaces positioned adjacently on a diagonal are in close contact with each other to prevent leakage of the mortar composition.
Patent KR-20210120764-A (KR)
Title: A uniform incorporated with an air filter and a transparent mask
Inventor: SHEEM SANG KEUN
IPC: A41D27/08
Filed: 2020-03-31
Abstract: The objective of the present invention is to more effectively prevent pathogens such as yellow dust and severe acute respiratory syndrome coronavirus 2 (SARS-CoV-2) by preventing penetration through the eyes as well as the mouth and nose. To this end, the present invention combines an air filter device and a transparent mask with casual clothes for everyday wear that an individual can wear at work, at school, and the like, thereby allowing the eyes, mouth and nose of a wearer to be only exposed to the filtered air. In terms of the design of the clothes, the present invention selects a kind of uniform, and in principle, enables all adults in a community to wear the uniform, so that the embarrassment that may come from wearing such unusual clothes can be overcome collectively. Furthermore, by wearing the clothes, a community can respond to a pandemic, and depending on the severity of the pandemic, the community could be from one town to a city, state, country, or even the whole world.
Patent KR-20210125304-A (KR)
Title: A mask
Inventor: KIM MIN HYUK
IPC: A41D13/11
Filed: 2020-04-08
Abstract: The present invention relates to a mask and, more specifically, to a mask in which a filter can be closely worn on a user's face while being easily replaceable. According to the present invention, the mask comprises: a mask pad (100), ear bands (200) installed on both sides of the mask pad (100); and a transverse upper wire (110) provided on the upper end of the mask pad (100) and corresponds to the position of the user's nose bridge. A removable filter (300) is installed on the rear surface of the mask pad (100) and has grooves (310, 320) with a depth (d) of 2 to 4 cm and a width (w) of 1 to 2 cm formed in the upper and lower parts. Double-sided tape (330) for fastening with the mask pad (100) is installed on one surface of the filter (300).
Patent KR-20210128231-A (KR)
Inventor: HWANG SUNG HYUN
IPC: G11C16/16
Filed: 2020-04-16
Abstract: The present technology relates to an electronic device, wherein a memory device that controls a floating point of a sub-block on which an erase operation is performed and the word lines connected to an adjacent sub-block comprises: a plurality of memory blocks each configured with a plurality of sub-blocks; a voltage generation part that generates a plurality of voltages for performing an erase operation for any one among the plurality of sub-blocks; and a control logic that, during the erase operation, divides a plurality of word lines connected to the adjacent sub-block, which is a sub-block adjacent to the sub-block, on which the erase operation is performed into a plurality of groups, and controls the voltage generation part for differently setting the floating point of the word lines included in each group for each of the plurality of groups. Therefore, the present invention is capable of preventing a disturb phenomenon for the adjacent sub-block.
Patent KR-20210129899-A (KR)
Inventor: JEONG SANG DONG
IPC: A61B5/00
Filed: 2020-04-21
Abstract: A portable pain measurement device is provided. A portable pain measurement device according to an exemplary embodiment of the present invention includes a main body including a circuit board; a piezoelectric sensor electrically connected to the circuit board and disposed on one surface of the main body; a pressing member coupled to the main body via a cover member to apply an external force to the piezoelectric sensor through a user's manipulation; and an external force distributing member disposed between the pressing member and the piezoelectric sensor to distribute the external force applied by the pressing member and transmit it to the piezoelectric sensor.
Patent KR-20210130482-A (KR)
Title: Structure of Toe Socks
IPC: A41B11/01
Filed: 2020-04-22
Abstract: The present invention relates to a structure for toe socks preventing the toes from coming in contact with each other. According to the present invention, the top surface of a toe part (2) of a sock (1) having an internal space surrounding the foot is formed to be kept flatly, a receiving part (10) into which each toe is independently inserted by a predetermined depth is formed, and a coupling part (11) is formed between the toes so that the lower end of a toe part (4) comes in contact with and is coupled to the bottom surface of the upper end of the toe portion (4), so that appearance does not reveal that it is a toe sock, thereby eliminating unfamiliarity. Accordingly, the structure eliminates unfamiliarity with the same appearance as those of general socks while exhibiting the same function as that of toe socks, facilities putting on and taking off the toe socks, blocks contact between the toes to enable a wearer without diseases such as eczema or athlete's foot to prevent the diseases, mitigates diseases of wearers with diseases such as eczema or athlete's foot, and prevents athlete's foot or mitigates various foot diseases such as athlete's foot while suppressing foot odor, thereby enabling the wearers to maintain foot health comfortably.
Patent KR-20210130988-A (KR)
Title: System for providing automatic interior estimate service and deal service
IPC: G06Q30/06
Filed: 2020-04-23
Abstract: The present invention relates to an interior automatic estimation and transaction system. Specifically, the present invention relates to the interior automatic estimation and transaction system that enables an appropriate interior to be selected by accurately calculating a dimension of a space, and enables an interior delivery to be made quickly. The interior automatic estimation and transaction system comprises: a basic information input step; a space information input step; an object selection and identification step; an information correction step; an image transmitting step; an interior selection step; and an estimation step.
Patent KR-20210136527-A (KR)
Title: Network entity for advertisement recommendation service based on artificial neural network model learned using private information and career information of user
IPC: G06Q30/06
Filed: 2020-05-08
Abstract: The present invention relates to a network entity providing an advertisement recommendation service based on an artificial neural network model instructed with personal information and job information of a user. According to one embodiment of the present invention, the artificial intelligence-based network entity includes: a communication part communicating with a personal communication terminal; and a control part operating a deep neural network (DNN)-based artificial neural network model. The control part performs a control operation such that the personal communication terminal executes a website or a mobile app for a platform providing an advertisement recommendation service, acquires personal information and job information inputted through the platform by a user of the personal communication terminal, performs a control operation such that information indicating a plurality of advertisement categories can be outputted through the personal communication terminal, acquires information indicating a choice of the user corresponding to the plurality of advertisement categories from the personal communication terminal, instructs the DNN-based artificial intelligence network using the personal information and the job information as learning data, and selects a recommended advertising company based on the instructed artificial neural network model, the choice of the user, the personal information and the job information.
Patent KR-20210137712-A (KR)
Title: Temporary soundproof wall with bidirectional stiffness structure
IPC: E04G21/32
Filed: 2020-05-11
Abstract: According to the present invention, a temporary soundproof wall with a bidirectional stiffness structure comprises: a plurality of soundproof panels installed in a vertical direction on the ground and connected to each other; a frame for supporting the plurality of soundproof panels; and a plurality of soundproof plates installed on the rear surfaces of the plurality of soundproof panels and having a plurality of through holes. Each of the plurality of soundproof panels includes: a rectangular front plate; a rear plate spaced apart from the front plate by a predetermined distance; a plurality of reinforcing ribs installed between the front plate and the rear plate; a plurality of reinforcing protrusions protruding from the rear plate in the vertical direction and spaced apart from each other at regular intervals in a horizontal direction; a protrusion installed on one side of the front plate; and an insertion groove installed on the other side of the front plate and having a shape into which the protrusion can be inserted. The plurality of reinforcing ribs include: a plurality of first inclined ribs disposed in a figure-eight shape in the center of the front plate; a plurality of second inclined ribs disposed adjacent to the protrusion in a figure-eight shape; a plurality of third inclined ribs disposed adjacent to the insertion groove in a figure-eight shape; and a plurality of vertical ribs disposed between the plurality of first inclined ribs, the plurality of second inclined ribs, and the plurality of third inclined ribs. Each of the plurality of soundproof plates is installed on the plurality of reinforcing protrusions of each of the plurality of soundproof panels. Therefore, the temporary soundproof wall can be easily constructed.
Patent KR-20210144978-A (KR)
Inventor: LEE SOO HONG
IPC: A61P1/16
Filed: 2020-05-21
Abstract: The present invention relates to nanoparticles comprising bile acid and a method for manufacturing the same, wherein the nanoparticles of the present invention include: a core comprising the bile acid; and cell-derived liposomes or micelles surrounding the core. When the cells are treated with bile acid to produce the nanoparticles, it is confirmed that the number of nanoparticles manufactured increases and bile acid is contained in manufactured nanoparticles, so that the nanoparticles of the present invention are provided for the purpose of delivering the bile acid, an anticancer agent, an antibiotic, an antibacterial agent, an antiviral agent, an immune cell activator, a therapeutic antibody, an anti-inflammatory agent or a contrast agent.
Patent KR-20210144474-A (KR)
Title: Automatic measurement system of radiographic parameters using artificial intelligence and pacs in musculoskeletal disorders
IPC: G06T7/00
Filed: 2020-05-22
Abstract: An automatic radiological indicator measuring system of a musculoskeletal disorder using artificial intelligence is disclosed. According to embodiment of the present application, the automatic radiological indicator measuring system of a musculoskeletal disorder using artificial intelligence comprises: an image storage unit configured to store image information including personal information and photographing information; an image obtaining unit configured to obtain an image from the image storage unit according to an image type item, an interest measurement item, a photographing time, and a measurement target set by a user based on the personal information and the photographing information; and an image analysis unit that analyzes the obtained image using artificial intelligence to measure a radiological indicator.