baber/WOPTO huggingface dataset:
Patent KR-20210144395-A (KR)
Title: Power semiconductor device and method of fabricating the same
IPC: H01L29/66
Filed: 2020-05-22
Abstract: A power semiconductor device in accordance with one aspect of the present invention includes: a semiconductor layer of silicon carbide (SiC); a gate insulating layer on at least a portion of the semiconductor layer; a gate electrode layer on the gate insulating layer; a drift region, on the semiconductor layer, formed to include at least one protrusion portion arranged under the gate electrode layer and having a first conductivity-type; a well region including a first well region and a second well region, and having a second conductivity-type, wherein the first well region is formed on the semiconductor layer under the gate electrode layer and comes in contact with the at least one protrusion portion of the drift region and the second well region is formed on the semiconductor layer outside the gate electrode layer and is connected to the first well region; a source region including a first source region and a second source region and having a first conductivity-type, wherein the first source region is formed within the first well region and the second source region is formed within the second well region and is connected to the first source region; and a channel region arranged under the gate electrode layer, formed on the semiconductor layer between the at least one protrusion portion of the drift region and the first source region, having an inversion channel and having a first conductivity-type. The present invention can enhance degree of integration by increasing channel density.
Patent KR-20210148491-A (KR)
Inventor: CHAE YOUNG BAE
IPC: C10L10/02
Filed: 2020-05-28
Abstract: Disclosed is a fluid medium for a fluidized bed boiler, which can replace fluid sand and includes: 30 to 95 parts by weight of kaolin; 1 to 20 parts by weight of expanded pearlite; and 0.1 to 10 parts by weight of bentonite, wherein the average particle diameter of a granular fluid medium is 100 to 500 μm. The granular fluid medium provided in one aspect of the present invention reduces fine dust, improves the heat exchange efficiency of a boiler, and saves fluidization energy.
Patent KR-20210150242-A (KR)
Inventor: SEO HEE JU
IPC: A44C17/02
Filed: 2020-06-03
Abstract: The present invention relates to a jewel mounting assembly with a movable mount, which secures the positional stability of a spring installed on a movable arm and amplifies the vibrations in the transverse and longitudinal directions of the movable mount to the minute vibrations of the mount assembly. The present invention comprises: an arm groove of a predetermined depth formed on one side of a mount support; a hinge shaft formed in the arm groove at the same height as one surface of the mount support; a flow hole corresponding to the hinge shaft formed on one side of the movable arm; a shaft hole formed on the other side of the movable arm; a flow shaft formed on both sides of the inside of the mount arm; a support arm movably installed inside the mount support; a flow ring corresponding to the flow shaft of the mount arm formed on both end parts of the support arm; a flow hole coupled to the flow arm with a flow pin in a middle of the support arm; an elastic spring where the mount is installed on one side of the support arm; and a fixing plate for preventing the separation of the movable arm and the support arm from the mount support.
Patent KR-20210151489-A (KR)
Inventor: HWANG EUIYOUNG
IPC: G06F21/62
Filed: 2020-06-05
Abstract: According to an aspect of the present invention, a resource management system capable of providing fast searching and fast indexing comprises: a content management server that stores content and manages right information about the content for each user; a search engine that searches for a plurality of content by using keyword information and generates a search result list including identification information of the plurality of searched content; and a connector server which receives a search result list for the keyword information from the search engine, receives identification information of right content corresponding to content right information of a user from the content management server, and provides the identification information of the right content to the search engine when keyword information for a search request is inputted from the user.
Patent KR-20210039924-A (KR)
Title: Vessel for prevention liquid leakage
Inventor: PARK HAE YUN
IPC: B65D83/00
Filed: 2020-06-17
Abstract: The present invention relates to a vessel for preventing water leak, comprising: a vessel body which accommodates a content and which has an outlet unit on one side; and a pressing button which is placed on the other side of the vessel body to discharge the content to the outlet unit when pressurized. The pressing button includes: a pressing unit which elastically transforms toward the content accommodated in the vessel body when pressurized; and a water leak prevention unit which is placed on a circumference of the pressing unit to seal a part between the vessel body and the pressing button. The water leak prevention unit includes: a recessed unit placed on a circumference of the pressing unit to be recessed into the vessel body; a protruding step protruding from an outer surface of the recessed unit to be engaged with an inner surface of the vessel body; and a support blade placed on one end of the recessed unit to be hung on the other side end of the vessel body. The present invention aims to provide the vessel for preventing water leak, which can evenly discharge a content and to prevent the content from being leaked improperly.
Patent KR-20210158112-A (KR)
Inventor: KONG GYU MIN
IPC: A61G7/015
Filed: 2020-06-23
Abstract: The present invention relates to a bed for preventing a pressure sore, and more specifically, to a structurally improved bed for preventing a pressure sore, which is designed to facilitate selective posture changes of a patient in all directions to prevent a pressure sore of a patient with restricted movement or a bedridden patient, thereby allowing a posture change operation to be operated by a simple structure.
Patent KR-20220003705-A (KR)
Title: Controller, storage device having the same, and reading method thereof
Inventor: KIM JIN YOUNG
IPC: G06F3/06
Filed: 2020-07-02
Abstract: According to the present invention, provided is a storage apparatus, which includes at least one non-volatile memory device and a controller controlling the same. The at least one non-volatile memory device performs a normal read operation according to a first read command received from the controller, performs an on-chip valley search operation according to a second read command received from the controller, and outputs detection information of the on-chip valley search operation to the controller according to a special command received from the controller.
Patent KR-20220003755-A (KR)
Title: Support integrated waffle form system for waffle slab and construction method for the same
Inventor: KIM SANG MO
IPC: E04G25/04
Filed: 2020-07-02
Abstract: The present invention relates to a support integrated waffle slab form system and a construction method thereof, wherein the system comprises: a plurality of waffle forms configured in a waffle shape; and a support assembly arranged below the waffle forms to support the waffle forms, wherein the support assembly includes: a lower support assembly provided with a plurality of vertical beams formed in puncheon pipes and horizontal beams connected to the vertical beams to support the vertical beams; and an upper support assembly provided with yoke beams and joist beams supported by the vertical beams and an upper form plate, thereby stably supporting a load when a slab form is installed by means of the lower support assembly comprising the vertical beams, the horizontal beams and truss beams of the form support, easily installing the form and safely performing a form installation work by means of the upper support assembly, and easily enabling interlayer movement by means of an integrally formed support because of being simply movable to an upper and a lower layer when arms of a forklift truck are inserted in the lower part of the horizontal beams or the upper support assembly to lift up the form by means of a moving means like the forklift truck at the upper and the lower layer of a structure after the forms are removed.
Patent KR-20220007761-A (KR)
Inventor: JUNG JIN SUP
IPC: G02F1/13357
Filed: 2020-07-09
Abstract: An object of the present invention is to provide a light source module capable of minimizing a wavelength range harmful to the human body and reducing blue light and a display device having the same. The light source module for the display device of this embodiment comprises: a substrate; a LED package, which is mounted on the substrate, consists of an LED chip made of a blue chip, a molding part protecting the LED chip, and a fluorescent layer sealing the LED chip, converts light emitted from the LED chip into wavelength and emits the converted wavelength as white light; and a blue light reduction layer formed by coating an organic or inorganic pigment on a surface of the substrate and absorbing light in a wavelength range of 415 nm to 455 nm among light emitted from the LED package.
Patent KR-20220018144-A (KR)
Title: Led mask
Inventor: KIM SAM GYU
IPC: A61N5/06
Filed: 2020-08-05
Abstract: Disclosed is an LED mask to prevent moisture due to breathing of a user. To this end, the LED mask comprises: a transparent window to secure a view to the outside; an inner cover coupled to the transparent window, having a pair of openings corresponding to the position of user's eyes, and having a breathing port formed at a predetermined point; and an inner mask coupled to the inner cover. The transparent window includes a first cover part formed with a predetermined inclination, a connection part inclined inward from the lower end of the first cover part, and a second cover part extending from the end of the connecting part at a predetermined inclination, wherein a communicating hole through which the exhaled breath of the user can be discharged to the outside is formed in the center of the connection part, and support ends inclined at a predetermined angle are located on both sides of the communication hole on the inner surface of the connection part. The inner mask includes: a side moisture prevention plate fitted in the breathing port at a point corresponding to the breathing port, protruding toward the front side, and extending and spanning in the vertical direction while coming in surface-contact with the inclined surface of the support ends to prevent moisture from entering the interior by the breathing of the user; and an upper moisture prevention plate connected to the side moisture prevention plate, protruding toward the front side, and inclined downward toward the center at a predetermined angle and inclined upward at a predetermined angle through the center to extend in the horizontal direction of a curved shape to come in surface-contact with the inner surface of the transparent window by corresponding to the curve of the inner surface of the transparent window.
Patent KR-20220022004-A (KR)
Inventor: HAN CHUL
IPC: B65G47/52
Filed: 2020-08-14
Abstract: A book transfer apparatus comprises: a transfer array including a plurality of wheel axles and a plurality of transfer wheels coupled to the plurality of wheel axles at predetermined intervals respectively and switchable in a back/forth and a left/right direction, and transmitting rotational force to the plurality of transfer wheels by rotation of the plurality of wheel axles to transfer the book, seated on the upper part of the plurality of transfer wheels, in the rotation direction of the plurality of transfer wheels; a first direction transfer driving unit providing a driving force to the plurality of wheel axles to rotate the plurality of transfer wheels in a first direction; and a second direction transfer driving unit pushing the book in a second direction by arranging a plurality of roller chains between the plurality of wheel axles and linking a transfer bracket to the plurality of roller chains to move the transfer bracket in the second direction. The present invention can stably transfer the book.
Patent KR-20220022186-A (KR)
Title: Eco-friendly packing box material having heat and cold insulation function
Inventor: KIM JONG HO
IPC: B65D5/56
Filed: 2020-08-18
Abstract: The present invention relates to a packaging box material. More particularly, the present invention relates to a packaging box material having an eco-friendly thermal insulation and cold storage function that is easy to recycle. According to the present invention, the packaging box material having an eco-friendly thermal insulation and cold storage function may comprise: a corrugated board including a first liner forming a surface, a second liner forming a back surface opposite to the surface, and a corrugated flute disposed between the first and second liners and having a corrugated shape in which peaks and valleys having a predetermined curvature in either direction are alternately repeated; a foam member disposed on the second liner of the corrugated board; a foil member provided on the foam member; and an adhesive layer interposed between the second liner of the corrugated board and the foam member.
Patent KR-20220022740-A (KR)
Inventor: KIM YOUNG HYUN
IPC: C09D7/63
Filed: 2020-08-19
Abstract: The present invention relates to a urethane-modified acryl-based fire-resistant coating composition having excellent fire-resistant performance. The composition comprises: an acryl-based resin and an isocyanate-based hardener.
Patent KR-20220023564-A (KR)
Title: Anesthetic mask
Inventor: YI IN KYONG
IPC: A61M16/06
Filed: 2020-08-21
Abstract: The present invention provides an anesthetic mask. The anesthesia mask may include a mask body part; a mask cuff part; and an extended contact part. A coupling groove to which the extended contact part is coupled is formed to be inserted into the mask cuff part, a coupling protrusion coupled to the coupling groove is formed on one surface of the extended contact part to protrude outward, an adhesive member for attaching the coupling protrusion to the coupling groove is applied on one surface of the coupling protrusion, and the extended contact part includes a cover member and a filling fluid filled in the cover member. The mask body part is provided with an air flow port. The extended contact part is based on a flexible material to be deformed when an upper surface of the mask body part is pressed so that a space between the extended contact part and a close contact part of a face of a patient is sealed. Therefore, sealing force between the mask body part and the face can be improved, thereby increasing the convenience of use.
Patent KR-20220026424-A (KR)
Title: Apparatus for blocking display of unauthorized information
Inventor: KIM MIN GI
IPC: G06T7/90
Filed: 2020-08-25
Abstract: The present invention relates to an apparatus for blocking the display of unauthorized information. The apparatus for blocking the display of unauthorized information, in an apparatus for receiving a certain information and displaying the information on a display unit, comprises: an input interface receiving the certain information; a parallel output unit branching the information inputted from the input interface into a parallel status; a relay unit placed on a rear end of the parallel output unit and selectively blocking or letting pass the certain information; an output interface transmitting the information passing through the relay unit to the display unit; and a determination unit determining whether the information branched from the parallel output unit is an authorized information or not. When the information is determined to be a certain authorized information by the determination unit, the information is transmitted to the display unit through the relay unit, and if the information is determined to be not a certain authorized information, the relay unit blocks the information so that the information cannot be transmitted to the display unit. The present invention aims to provide an apparatus for blocking the display of unauthorized information, which is capable of removing the concern of being attacked by a hacker.
Patent KR-20220000320-A (KR)
Title: GLOBAL LOCALIZTION APPARATUS AND METHOD IN DYNAMIC ENVIRONMENTS USING 3D LiDAR SCANNER
Inventor: LEE YU CHEOL
IPC: G01S17/00
Filed: 2020-08-26
Abstract: Disclosed herein are a device and method for global localization for a dynamic environment using a 3D LiDAR scanner. The method may include the steps of: generating a 2D grid map from 3D point cloud data acquired using a 3D LiDAR scanner; searching for a 2D global position of a moving object on the 2D grid map using the data acquired from the 3D LiDAR scanner; and mapping the 2D global position to a 6-DOF position in a 3D space. Therefore, it is possible to estimate a location of the moving object in any place without additional artificial landmark information for location recognition.
Patent KR-20220030365-A (KR)
Inventor: KIM DONG JIN
IPC: H01M50/147
Filed: 2020-08-28
Abstract: The present invention relates to a metal air battery using magnets to facilitate replacement of an air anode. According to the present invention, the metal air battery comprises: a body (10) having an open receiving part (11) between the upper and lower parts formed on the front and rear surfaces to accommodate the air anode support (60), having an electrolyte outlet (14) formed at the lower end and through which an electrolyte is discharged, and having an insertion hole (15) formed on the upper part and into which a metal cathode (20) is inserted; the metal cathode (20) installed to be inserted into the body (10); a cover (30) fixing the metal cathode (20) while opening and closing the upper part of the opened body (10); the cathode terminal (40) positioned on the upper surface of the cover (30) and fastened to the metal cathode (20); an air anode (50) allowing the air to flow in and out, preventing the electrolyte from flowing out, and coming in close contact with the receiving part (11) on both sides of the body (10); an air anode support (60) having a size corresponding to that of the receiving part (11) of the body (10), fixing the air anode (50) to the receiving part (11) of the body (10) while supporting the outer surface of the air anode (50), and having a through-hole (62) formed so that the outer surface of the air anode (50) is exposed to the outside; and an anode terminal (70) surrounding a side surface of the body (10) and having one end and the other end in close contact with the outer surface of the air anode (50). A fixed magnet (16) is formed on the surface of the receiving part (11) of the body (10) and exposes either the N pole or S pole thereof. A fixed magnet (61) is fixed on the inner surface of the air anode support (60) and exposes an opposite pole at a position corresponding to the fixed magnet (16) of the body (10).
Patent KR-20220028664-A (KR)
Inventor: CHOI DAI KYU
IPC: C03C15/00
Filed: 2020-08-31
Abstract: Provided are: a method for processing a side surface of ultra-thin glass that improves the strength of glass by processing the side surface of the glass; a jig for processing a side surface of glass; and a glass processing apparatus including the same. The method for processing a side surface of glass comprises: a step for mounting one or more sheets of glass on a jig and fixing the same thereto; a step for immersing the fixed glass in an etchant; a first rotation step for rotating the glass in one direction in the etchant; and a second rotation step for rotating the glass in another direction in the etchant.
Patent KR-20220031805-A (KR)
Title: Thermoelectric generation system for ship
Inventor: JAEGWAN KIM
IPC: F01N5/02
Filed: 2020-09-04
Abstract: A thermoelectric power generation system for a ship of the present invention is disclosed. According to one aspect of the present invention, the thermoelectric power generation system includes: a marine engine; a turbocharger for producing compressed air using exhaust gas from the marine engine; and an air cooler provided in a flow line of the compressed air produced by the turbocharger to cool the compressed air, wherein the air cooler includes: a thermoelectric module that generates power by the temperature difference between the cooling water flowing inside and the compressed air flowing outside; and a cooling module that receives cooling water discharged from the thermoelectric module and cools the compressed air. An embodiment of the present invention is to provide the thermoelectric power generation system for a ship that generates thermoelectric power by using a temperature difference between cooling water and compressed air in an air cooler that cools compressed air supplied to a marine engine.
Patent KR-20220032798-A (KR)
Title: Plasma generating apparatus and plasma based on engine apparatus
Inventor: PARK JINHYOUNG
IPC: H05H1/46
Filed: 2020-09-08
Abstract: The present invention relates to a plasma generating apparatus which obtains electric energy by triboelectric power generation and a plasma-based engine apparatus applying the same. The plasma generating apparatus comprises: an electricity generating element which generates electric power having a predetermined voltage by coming in contact with and separating materials having different charging characteristics; a first electrode which is coupled to the electricity generating element, and is applied with a voltage induced by the predetermined voltage; and a second electrode which is installed to be spaced apart from the first electrode by a predetermined interval, and has a relatively lower potential than the first electrode.
Patent KR-20220033725-A (KR)
Title: Hand sanitizer composition with enhanced sterilization power
Inventor: JEONG HEY JEONG
IPC: A61K8/85
Filed: 2020-09-10
Abstract: The present invention relates to a hand sanitizer composition with enhanced sterilization power. More specifically, the hand sanitizer composition is provided in the user's hand in a spray or gel type. A PLA capsule-type disinfectant and an ingredient harmful to the human body can be sequentially provided by rubbing the user's hand.
Patent KR-20220033761-A (KR)
Inventor: KIM KYOUNG HO
IPC: G01N21/25
Filed: 2020-09-10
Abstract: The present invention relates to an electrode drying device and an electrode drying method. The electrode drying device includes: an oven which provides a space in which an electrode is dried, and has a hot air nozzle or an infrared heater; a color coordinate measuring unit which is positioned at the exit of the oven and measures a color coordinate value of an electrode active material layer with respect to the dried electrode; and a control unit which analyzes the drying result of the electrode from the color coordinate value, determines whether the electrode is dry or not, and controls the drying conditions of the electrode.
Patent KR-20220037749-A (KR)
Inventor: LEE YOUNG SOO
IPC: G03B17/56
Filed: 2020-09-18
Abstract: According to the present invention, a dome-type CCTV device includes: a housing (110); a rotation angle support part (120); a tilt angle adjustment part (130); and a camera module part (140). An object of the present invention is to provide a dome-type CCTV device that can simultaneously fix tilt and rotation with one-point screw adjustment.