baber/WOPTO huggingface dataset:
Patent KR-20220129373-A (KR)
Title: Custom mask and making method of the same
Inventor: KIM JA YOUNG
IPC: B33Y30/00
Filed: 2021-03-16
Abstract: Disclosed are a personalized mask and a manufacturing method therefor. The personalized mask of the present invention is tailor-made according to the shape of the face of an individual, so that it can fit snugly over the nose of the individual, thereby not causing pain to the ears of a wearer. In addition, the present invention is configured to allow the wearer to reuse the mask by washing a filter after removing the filter from a frame, and then assembling the frame and the filter, thereby being able to prevent environmental pollution problems as well as reducing cost.
Patent KR-20210117204-A (KR)
Title: Resist composition and pattern forming process
Inventor: HATAKEYAMA JUN
IPC: G03F7/038
Filed: 2021-03-17
Abstract: The purpose of the present invention is to provide a resist composition that accomplishes a high sensitivity, the smallest line edge roughness (LER) of a line pattern, and an improved critical dimension uniformity (CDU) of a hole pattern in both a positive resist composition and a negative resist composition, and a pattern forming method using the same. To this end, the present invention provides a resist composition comprising a base polymer and a quencher containing a salt compound represented by the following chemical formula (A).
Patent KR-20220131011-A (KR)
Title: Method for manufacturing silicon nitride powder for manufacturing substrate and silicon nitride powder therefrom
Inventor: PARK KYU HWAN
IPC: C01B21/068
Filed: 2021-03-19
Abstract: Provided is a method for preparing silicon nitride powder for manufacturing a substrate. The method for preparing silicon nitride powder for manufacturing a substrate according to one embodiment of the present invention comprises the steps of: preparing a raw material powder mixture comprising metal silicon powder and a crystalline phase control powder containing yttrium oxide and magnesium oxide; mixing the raw material powder mixture with a solvent and an organic binder to form slurry and then spray-drying the same to prepare granules having a predetermined particle size; performing nitriding at a predetermined temperature in the range of 1200 to 1500 while applying nitrogen gas under a predetermined pressure to the granules; and pulverizing the granules subjected to nitriding. Accordingly, the powder having an α-crystalline phase of interest can be easily realized, so that a substrate having high density can be manufactured in realizing the substrate. In addition, according to the present invention, a secondary phase can be uniformly formed in a boundary of the sintered substrate, so that heat conductivity of the manufactured substrate can be more improved. Furthermore, the silicon nitride powder of the present invention has no or little content of impurities and, in particular, contains no eluted silicon glass, so that the silicon nitride powder is suitable for manufacturing the substrate having excellent heat conductivity and mechanical strength.
Patent KR-20220132934-A (KR)
Title: Electronic device and operation method thereof
Inventor: LEE SEUNGJU
IPC: H04B1/036
Filed: 2021-03-24
Abstract: An electronic device according to an embodiment of the present invention may comprise: a cooling fan; an antenna module; a memory; and a processor operatively connected to the cooling fan, the antenna module, and the memory. According to an embodiment of the present invention, the memory may store instructions which, when executed, cause the processor to: connect a communication between the electronic device and a base station through the antenna module; recognize at least one of a communication state with the base station and a load related to data transmitted to and received from the base station while the communication is connected; and control the cooling fan on the basis of at least one of the recognized communication state and the recognized load. Various other embodiments identified through the specification are possible. The electronic device can provide efficient heat dissipation and uniform performance.
Patent KR-20220133030-A (KR)
Title: Base station, method and computer program for improving quality of downlink
Inventor: SEO HYOUNG WON
IPC: H04L5/00
Filed: 2021-03-24
Abstract: A base station may comprise: a reception unit for receiving information about at least one sub-cell of another base station from another base station; a derivation unit for deriving a sub-cell overlapping a sub-cell of another base station among at least one sub-cell of a base station based on information about at least one sub-cell of the base station and information about at least one sub-cell of another base station; a determination unit for determining whether a signal overlaps between the derived sub-cell and at least one sub-cell of another base station overlapping the derived sub-cell based on the information about at least one sub-cell of the base station and the information about at least one sub-cell of another base station; and an allocation unit for allocating reference signal information to the sub-cell derived based on a result of determining whether the signal overlap.
Patent KR-20220134941-A (KR)
Inventor: KIM JEONG HOON
IPC: C09K11/70
Filed: 2021-03-29
Abstract: Quantum dot particles of embodiments of the present invention include a ligand having a carboxyl group, an ester group, and one ether group in a main chain. As the quantum dot particles include the ligand, a curable composition having excellent dispersibility and optical properties may be provided. In addition, a curing pattern having excellent light efficiency and durability and an image display device including the same may be provided.
Patent KR-20220136707-A (KR)
Inventor: CHUNG JONG MOON
IPC: H04L1/00
Filed: 2021-04-01
Abstract: The present invention may provide an apparatus and method for determining the optimal number of HARQ retransmissions, which can reduce waste of radio resources. The apparatus includes: a channel state measurement unit for collecting channel state information of each access node in a multi-connection network including a plurality of access nodes transmitting the same packet to the same user terminal; a packet reliability condition determination unit for calculating packet reliability of the multi-connection network according to the channel state of each access node and the maximum number of HARQ retransmissions, and determining whether the calculated packet reliability satisfies a predetermined packet reliability condition; a delay time condition determining unit that calculates the maximum HARQ delay time of each access node according to the maximum number of HARQ retransmissions and determines whether the calculated maximum HARQ delay time satisfies a predetermined delay time condition; an HARQ retransmission maximum number determination unit which initializes the maximum number of HARQ retransmissions to a predetermined initial value, wherein by calculating the amount of radio resources used by each access node and the average number of retransmissions according to the channel condition, a change in expected value for the total amount of radio resources according to the maximum number of HARQ retransmissions of each access node is calculated, and in order to satisfy the packet reliability condition and the delay time condition, the maximum number of HARQ retransmissions of multiple access nodes is increased according to the amount of change in the calculated expected value.
Patent KR-20210040906-A (KR)
Title: Semiconductor device and electronic device
Inventor: YAMAZAKI SHUNPEI
IPC: H01L27/108
Filed: 2021-04-01
Abstract: The present invention provides a semiconductor device with a reduced occupation area. Alternatively, the present invention provides a semiconductor device capable of operating with a low power. Alternatively, the present invention provides a semiconductor device capable of retaining data even when power supply is stopped. The semiconductor device includes a first transistor, a second transistor, and one capacitor. Data is written by accumulating electric charges in the capacitor through the second transistor, and the data is retained by turning off the second transistor. In addition, reading is performed without destroying the data by the first transistor in which a retention node between the second transistor and the capacitor is connected to a gate. In addition, the second transistor and the capacitor are formed on the first transistor to overlap the first transistor, and one electrode of the second transistor and one electrode of the capacitor are electrically connected to the gate of the first transistor.
Patent KR-20220144638-A (KR)
Inventor: PARK YOUNG WOO
IPC: G11B20/10
Filed: 2021-04-20
Abstract: The present invention relates to a device for playing music of a cover version based on a music listening history of a user and, more specifically, to a device for playing music of a cover version based on a music listening history of a user which classifies a sound source and an artist to which a user frequently listens based on a sound source listening history of the user, and plays the classified sound source and a sound source of a cover version of the artist on YouTube to provide a sound source of a cover version suitable for the preference of the user. According to the present invention, the device for playing music of a cover version based on a music listening history of a user comprises: a main body having a speaker to output a sound source; an analysis unit receiving data from an online sound source service server to transmit analysis information resulting from analyzing a sound source to a control part; a search unit receiving the analysis information from the control part to transmit search information resulting from searching for the analysis information in a video sharing service server to the control part; a signal input unit receiving the search information to output the search information by the speaker, and transmitting a control signal for controlling the main body to the control part; and the control part receiving the analysis information to transmit the analysis information to the search unit, receiving the search information from the search unit, and controlling the speaker to output a sound source in accordance with the control signal.
Patent KR-20220145217-A (KR)
Inventor: HYUNSOOK KIM
IPC: A23L33/105
Filed: 2021-04-21
Abstract: The present invention relates to prebiotics and a food composition comprising fruit peel extracts. According to the present invention, extracts of fruit peel can function as prebiotics that promote the growth of probiotics, such as kefir-derived lactic acid bacteria, and can be used together with probiotics in a food composition to enhance the activity of probiotics. In addition, by using the fruit peel extract, the intestinal pH can be lowered, and the production of short-chain fatty acids can be promoted, and the growth of beneficial bacteria in the intestine can be promoted while the growth of harmful bacteria in the intestine can be suppressed. Thus, the fruit peel extract can be used as prebiotics that promote the growth of beneficial bacteria in the intestine and inhibit the growth of harmful bacteria and can be applied to functional foods to improve the intestinal environment.
Patent KR-20220148624-A (KR)
Inventor: YU MYEONG SEON
IPC: D05B29/06
Filed: 2021-04-29
Abstract: Disclosed is a sewing apparatus including a seam sealing unit. The sewing apparatus according to an embodiment of the present invention comprises: an upper seam supply unit which is mounted on an upper portion of a sewing machine and consecutively supplies seam tapes to an upper surface of a sewing line; an upper transfer unit which is mounted at a rear end of a presser foot to be position-changed and presses and fixes the seam tape supplied from the upper seam supply unit to the upper surface of the sewing line and simultaneously transports the seam tape to one side; an upper bonding heating unit which is mounted between the rear end of the presser foot and the upper transfer unit, is mounted to be position-changed in a vertical direction, guides the seam tap released from the upper seam supply unit to the upper transfer unit, and simultaneously heats the upper surface of the seam line to a predetermined temperature; a lower seam supply unit which is mounted on a lower portion of the sewing machine and consecutively supplies seam tapes to a lower surface of the sewing line; a lower transfer unit which is mounted at the rear end of a presser foot to be position-changed and presses and fixes the seam tape supplied from the upper seam supply unit to the lower surface of the sewing line and simultaneously transports the seam tape to one side; and a lower bonding heating unit which is mounted between the rear end of the presser foot and the lower transfer unit, is mounted to be position-changed in a vertical direction, guides the seam tap released from the lower seam supply unit to the lower transfer unit, and simultaneously heats the lower surface of the seam line to a predetermined temperature. According to the present invention, the structural quality of the seam sealing unit can be guaranteed so that a defect rate can be significantly lowered.
Patent KR-20220150792-A (KR)
Title: Cutting Device for Tip of Cue for Billiards
Inventor: OH SUNG KYU
IPC: B24B9/06
Filed: 2021-05-04
Abstract: Provided is an apparatus for processing a tip of a billiard cue, capable of preventing the tip from being continuously sharpened by forming a pair of blades adjacent to each other. The apparatus for processing the tip of the billiard cue of the present invention comprises: a cylindrical body wherein a dead end of the cue is inserted into the interior; and a pair of curved blades installed on the top surface of the body, and installed to be spaced apart so that blade units face each other.
Patent KR-20220152456-A (KR)
Inventor: KIM KYOUNG SIC
IPC: G01C21/00
Filed: 2021-05-07
Abstract: Provided are a non-map-based spatial data generation method using hybrid data collected by a smartphone sensor, a server using the same, a computer program therefor, and an automatic route generation method using the same. According to various embodiments of the present invention, a non-map-based spatial data generation method using hybrid data collected by a smartphone sensor is a method performed by a computing device. The method comprises the steps of: collecting sensor data with respect to a predetermined space through a user terminal; generating one or more routes comprising at least one point using the collected sensor data; and generating spatial data with respect to the predetermined space using the one or more generated routes. The present invention can provide high accuracy of location recognition.
Patent KR-20220152821-A (KR)
Inventor: HAN YONG GU
IPC: B66B1/46
Filed: 2021-05-10
Abstract: The present invention relates to an image recognition-interlocked elevator control system, which can efficiently control the operation of an elevator. The system comprises: an image collection unit which collects a platform image taken near a platform and an elevator image taken inside an elevator; a platform analysis unit which analyzes passengers waiting for the elevator based on the platform image to predict the number of expected passengers to board on each platform and destination floors of the passengers waiting; an elevator analysis unit which predicts the number of passengers who can board the elevator by analyzing the number of passengers boarding the elevator based on the elevator image; an elevator condition prediction unit which predicts a full capacity condition of the elevator on each platform based on the number of expected passengers to board and an available capacity on each platform; and an elevator operation control unit which controls the elevator to stop or not on each platform based on the full capacity condition during the inter-floor movement of the elevator.
Patent KR-20220153975-A (KR)
Title: Method for manufacturing heat sink using metal 3d printing
Inventor: BYOUNGJU YOO
IPC: B22F10/28
Filed: 2021-05-12
Abstract: In accordance with the present invention, a method for manufacturing a heat sink by using metallic three-dimensional printing, includes the following steps of: forming a base plate to be mounted on a heating source; and individually forming a plurality of fins coming in contact with the top of the base plate, in a three-dimensional tree structure, wherein the step of individually forming the plurality of fins, includes the following steps of: forming a first body connected to the first branch group by forming the first branch group to be in contact with the base plate; forming a second body connected to a second branch group by forming the second branch group to be in contact with the base plate; and forming a third body connected to a third branch group including the first body and the second body, wherein a cross section of the three-dimensional tree structure of each of the fins is formed to be cross-shaped. Therefore, the present invention is capable of considerably improving a radiation effect of a heat sink.
Patent KR-20210151681-A (KR)
Inventor: KIM JI HYUN
IPC: C30B29/16
Filed: 2021-05-17
Abstract: The present invention relates to a method for manufacturing a beta gallium oxide thin film. A method for manufacturing a beta gallium oxide thin film according to an embodiment of the present invention comprises the steps of: transferring liquid gallium in the form of droplets on a substrate; compressing the transferred liquid gallium with a pressing plate and forming a gallium oxide layer in the form of a two-dimensional thin film; and heat-treating the gallium oxide layer to form a beta gallium oxide layer in the form of a two-dimensional thin film.
Patent KR-20220158348-A (KR)
Title: Air Processing Aparatus
Inventor: CHINSOO HYON
IPC: F24F8/108
Filed: 2021-05-24
Abstract: An objective of the present invention is to provide an air treatment apparatus having a light output structure capable of improving the visibility of a lamp indicating an operating state. According to an embodiment of the present invention, an air treatment apparatus comprises: a case in which a discharge port is formed; a louver rotatably disposed in the case and controlling a wind direction of air flowing into the discharge port; and an output device including a lamp, a printed circuit board on which the lamp is mounted, and a transparent panel through which light output from the lamp passes. The louver may include a plurality of vanes spaced apart in a radial direction with respect to a rotation axis of the louver, and the transparent panel may be disposed on at least one of the plurality of vanes.
Patent KR-20220159835-A (KR)
Inventor: MOK EUN MYOUNG
IPC: A41D13/11
Filed: 2021-05-26
Abstract: The present invention relates to a mask dispenser which can easily store masks to be conveniently used. The mask dispenser according to the present invention includes: a box of an enclosure having a storage space and an open portion; and a mask line stored in the box and dispensed through the open portion.
Patent KR-20220164336-A (KR)
Title: Safety belt conection device for fall prevention
Inventor: LEE CHUL HANG
IPC: A62B35/00
Filed: 2021-06-04
Abstract: The present invention relates to a safety belt connection device for fall prevention, which is mounted on a concave part of a cylindrical upper structure to provide a fastener capable of installing a safety belt, comprising a fixing unit composed of a plurality of dividing members, which are connected in a ring form to secure an upper structure and to be fixed to the upper structure, and having fasteners on a fastening part protruding from the outer circumferential surface, thereby capable of promoting worker safety.
Patent KR-20220165298-A (KR)
Title: Electric signal analysis method for fire prevention of electric vehicle and system using the same
Inventor: CHOI JEONG YUN
IPC: G06K9/62
Filed: 2021-06-07
Abstract: An electric signal analysis method for fire prevention of an electric vehicle and a system are disclosed. The electric signal analysis method of an electric vehicle battery for fire prevention of an electric vehicle of the present invention may comprise the steps of: receiving an electrical characteristic signal of the electric vehicle battery; performing a K-center clustering process based on the electrical characteristic signal; finally generating two clusters based on the K-center clustering process; extracting the average value of each of the two clusters; extracting a distance value between each average value; obtaining fire occurrence information based on the distance value; and controlling to spray a fire extinguishing liquid to the electric vehicle battery based on the fire occurrence information. Accordingly, the occurrence of fire can be prevented at an early stage.
Patent KR-20220168200-A (KR)
Title: Power supply system and method for independent power-linked data center using wind power generation and water electrolysis
Inventor: HA HUIUN
IPC: C25B1/04
Filed: 2021-06-15
Abstract: The present invention relates to a power supply system and method for an independent power-linked data center using wind power generation and water electrolysis, the power supply system comprising a power supply facility which supplies power and a data center which applies power to operate an internally provided data server with the power supplied from the power supply facility and is provided with a submersible body to submerge on the seabed to cool the internal heat generated by the data server with seawater. Through this configuration, the power supply system can improve the reliability of a power supply chain by stably supplying the power to the server in the data center and can improve the power efficiency by efficiently cooling the heat generated by the server in the data center.
Patent KR-20230004178-A (KR)
Title: Camera backup system and method for autonomous vehicle
Inventor: KIM BAE HUN
IPC: H04N7/18
Filed: 2021-06-30
Abstract: A camera backup system and method for an autonomous vehicle that can reduce the load of processing image data of a camera for autonomous driving and maintain driving data normally by driving a backup system when an interruption event occurs. According to the present invention, a camera backup system for an autonomous vehicle includes: a main camera part; a processor; and at least one sub-camera part.
Patent KR-20230005588-A (KR)
Title: Apparatus and method for remote attestation in massive network environment
Inventor: KIM KYEONG TAE
IPC: G06F21/52
Filed: 2021-07-01
Abstract: One embodiment of the present invention provides a method for remote verification in a large-scale environment, which includes the steps of: starting token generation at nodes corresponding to verifiers among a plurality of nodes constituting a network; generating a token by integrating the identifiers and commit values corresponding to neighboring nodes of the nodes corresponding to the verifier; and verifying the integrity of the neighboring nodes participating in the generation of the token using the token.