baber/WOPTO huggingface dataset:
Patent KR-20210142336-A (KR)
Title: Clock and data recovery circuit and reception device having the same
IPC: H04L25/03
Filed: 2020-05-18
Abstract: Disclosed are a clock and data recovery circuit which generates a sampling clock signal at an optimal point of time to generate recovery data and a reception device including the same. According to the present invention, the clock and data recovery circuit comprises: an equalizer equalizing an input signal to generate an equalized input signal; a subtractor subtracting the equalized input signal and a decision feedback equalization signal to generate a sampling input signal; a decision feedback equalizer generating first digital data corresponding to the sampling input signal in response to a first sampling clock signal, generating second digital data corresponding to the sampling input signal in response to a second sampling clock signal having a predetermined time difference from the first sampling clock signal, generating first error data by comparing the sampling input signal and a reference data level in response to the first sampling clock signal, generating second error data by comparing the sampling input signal and the reference data level in response to the second sampling clock signal, and multiplying the first digital data before the first digital data by a decision feedback equalization coefficient to generate the decision feedback equalization signal; a clock signal generator generating the first sampling clock signal and the second sampling clock signal according to a code value; and a control unit changing the reference data level or code value on the basis of the first digital data, the second digital data, the first error data, and the second error data.
Patent KR-20210143070-A (KR)
Title: Anisotropic conductive adhesive film having various conductive particles
IPC: C09J7/22
Filed: 2020-05-19
Abstract: The present invention relates to an anisotropic conductive adhesive film interposed between opposing circuit members to electrically connect between circuit electrodes facing each other in a thickness direction and at the same time electrically insulate the adjacent circuit electrodes in a planar direction. The anisotropic conductive adhesive film comprises: soft conductive particles comprising a polymer core and an electrically conductive metal plating layer formed on a surface of the polymer core; and hard conductive particles formed of an electrically conductive metal material.
Patent KR-20210144193-A (KR)
Title: Multi-function mask
IPC: A62B23/00
Filed: 2020-05-21
Abstract: The present invention relates to a multifunctional mask. According to the present invention, knitting is performed so that a mask portion and earring portions connected to both ends thereof are integrally produced, and thus sewing does not have to be performed. In addition, a predetermined filter member can be used in a removable manner, an antibacterial effect is provided to the nose and mouth, and the ears are not hurt even in the event of long-time wearing. A loose texture portion (114) is formed in a front surface portion (111) of a mask portion (110). The loose texture portion (114) is woven with a texture relatively looser than the tight tissue of the front surface portion (111) excluding the loose texture portion (114), and thus ventilation can be improved. A convex configuration is provided forward so as to be pressure-free and soft during wearing. An antibacterial portion (115) is formed in a back surface portion (112) of the mask portion (110). The antibacterial portion (115) is positioned in the middle of the back surface portion (112) and has a form in which a copper yarn (115a) is woven together in the back surface portion (112) tissue.
Patent KR-20210146666-A (KR)
Inventor: JUNG YUN HO
IPC: G01S13/50
Filed: 2020-05-27
Abstract: The present invention relates to a radar system for security monitoring using feature point-based neural network learning and a security monitoring method thereof, which can reduce the complexity and memory requirement of a machine learning algorithm by extracting a feature point from a unit Doppler profile of a Doppler radar through a low-complexity feature point extractor and then learning the feature point through the neural network. The present invention can achieve light weight and low cost by extracting the plurality of feature points which can be extracted from a unit Doppler profile of a radar spectrogram with a low computational load, thereby reducing memory requirements, lowering computational complexity, and significantly reducing a hardware implementation area.
Patent KR-20210123970-A (KR)
Title: Walnut shell peeling device
Inventor: UM CHUN SUB
IPC: B26D3/26
Filed: 2020-06-16
Abstract: The present invention relates to a walnut shell peeling device. According to the present invention, the walnut shell peeling device receives appropriate compression force to allow the shells of walnuts to be crushed while moving walnuts of various sizes to positions suitable for respective sizes thereof, so that the problem that small walnuts are not crushed or the kernels of large walnuts are crushed can be solved.
Patent KR-20210156665-A (KR)
Inventor: PARK JI HYUN
IPC: C08F38/02
Filed: 2020-06-18
Abstract: The present invention relates to an acetylene-based polymer having a main chain in which cis and trans double bonds, two repeating structural units, are arranged alternately, and a preparation method thereof. In the main chain of the acetylene-based polymer, the ratio of cis and trans isomers in the double bond structure is 0.9:1.1 to 1.1:0.9.
Patent KR-20220001832-A (KR)
Title: System for reversely extrapolating maneuvering hydrodynamic derivatives by using the sea trial test information
Inventor: KIM JINHAE
IPC: G06F30/20
Filed: 2020-06-30
Abstract: Disclosed is a system for reversely extrapolating maneuvering hydrodynamic derivatives by using test run results. The system comprises: a maneuvering simulation module (110) for deriving first maneuverability information through a maneuvering equation using, as the input values, the extrapolated maneuvering hydrodynamic derivatives of Yv, Yr, Nv, and Nr calculated on the basis of an empirical formula according to the basic specifications of a ship to evaluate the maneuverability of a MIB; and an optimization module (120) which adjusts the extrapolated maneuvering hydrodynamic derivatives by using, as the target value, second maneuverability information resulting from test run results, secures a set of extrapolated maneuvering hydrodynamic derivatives within a specific variation range that the first maneuverability information follows within a specific error range based on the second maneuverability information, and calculates the optimal maneuvering hydrodynamic derivatives of Yv, Yr, Nv, and Nr having the smallest error value, among the set of extrapolated maneuvering hydrodynamic derivatives. Therefore, the system can reversely extrapolate the optimal maneuvering hydrodynamic derivatives of the maneuvering equation from the second maneuverability information resulting from the trial run results.
Patent KR-20220006145-A (KR)
Inventor: KIM SEONG MIN
IPC: H01L51/56
Filed: 2020-07-07
Abstract: A manufacturing device of a display device is provided. According to an embodiment, the manufacturing device of the display device comprises: a cylinder extending in one direction; a body unit coupled to the cylinder and including a body protrusion unit protruding in an outward direction of the cylinder; a housing disposed adjacent to the body unit and including a first housing sidewall including a housing protrusion unit protruding in a direction parallel to the body protrusion unit; a plunger coupled to the body unit, configured to extend in the same direction as the cylinder, and including an elastic body therein; and a roller unit coupled to a lower end unit of the plunger. The housing is installed so as not to follow movement of the cylinder.
Patent KR-20220006908-A (KR)
Inventor: JUNG JI YOUNG
IPC: H04W48/16
Filed: 2020-07-09
Abstract: Provided is an authentication method for a network function (NF) device in a 5G core system, and more particularly, to an authentication method performed by an NF device of a communication network, which comprises the steps of: receiving, by a first NF device, which is a provider, a service request message from a second NF device, which is a consumer; obtaining an authentication token of the second NF device from the service request message; transmitting an NF verification request message including an ID of the second NF device and the authentication token to an NF authentication device; and transmitting a service response message for accepting a service request to the second NF device when an NF verification success response message is received from the NF authentication device. The NF verification success response message is transmitted from the NF authentication device to the first NF device when it is confirmed that the ID of the second NF device and the authentication token are mapped and registered by the NF authentication device.
Patent KR-20220012764-A (KR)
Title: capsule perfume
Inventor: KIM EUN JIN
IPC: A61K8/11
Filed: 2020-07-23
Abstract: The present invention relates to gel type capsule perfume. According to the capsule perfume, when a user puts one perfume capsule on his or her wrist or neck and presses and mashes the capsule, the capsule gives off an aroma. Accordingly, the present invention is capable of resolving a problem that a conventional perfume container is large and inconvenient to carry and conventional perfume is liquid and can leak. That is, the present invention relates to portable perfume including a sphere-shaped perfume capsule with a size that can be used one time and formed by mixing gel with an aroma. Accordingly, when a user puts one perfume capsule on his or her wrist or neck and presses and mashes the capsule, the capsule gives off an aroma.
Patent KR-20210020786-A (KR)
Title: Installation for producing a polymer melt and use of such an installation for producing a polymer melt for a porous film
Inventor: SAHRHAGE TORSTEN
IPC: B29B7/72
Filed: 2020-07-30
Abstract: An installation (1) for producing a polymer melt (2) for a porous film, in particular for a membrane film, comprises a planetary roller extruder (3). The extruder is used to produce a flowable polymer melt (2) from thermoplastics. The planetary roller extruder (3) has a filling opening (3a) and a discharge side (3b) for transferring the polymer melt. A melt pump (4) is further provided. The discharge side (3b) of the planetary roller extruder (3) is connected to a downstream inlet side (4a) of the melt pump (4) for further transferring the polymer melt (2). A connection part is in the form of a pressure channel shielded from the ambient atmosphere or a pressure line (6) shielded from the ambient atmosphere. The planetary roller extruder (3) and the melt pump (4) are designed and/or can be driven in such a manner that the polymer melt (2) is applied or can be transferred under pressure at the melt pump (4) on the inlet side (4a).
Patent KR-20220016366-A (KR)
Title: Manufacturing method for solid sign board using 3D printer
Inventor: PARK HEE YONG
IPC: B29C33/40
Filed: 2020-07-30
Abstract: The present invention relates to a method for manufacturing a three-dimensional (3D) signboard using a 3D printer and, more specifically, to a method for manufacturing a 3D signboard using a 3D printer, which facilitates injection of a light diffusion resin for forming a light-diffusion layer exposed on the front surface of the 3D signboard to express the 3D signboard beautifully. According to the present invention, the method comprises the following steps: disposing, on a working plate, a film which is made of a thermoplastic resin, has an ink-absorbing coating layer formed on the upper surface to increase settling force of filament, and has an adhesive layer formed on the lower surface to be attached to the working plate; laminating filaments on the film with a 3D printer to form a side part of the 3D signboard; injecting a light-diffusion resin into the inner side of the side part formed by being attached to the film and the upper surface of the film; allowing the light-diffusion resin to be bonded to the side part and the film while being cured; separating the side part and the film, in which a light-diffusion resin layer is integrally formed by curing the light-diffusion resin, from the working plate; and applying heat of 100 to 200℃ to the lower surface of the film bonded to the light diffusion resin layer with a hot air blower to lose a bonding strength with the light diffusion resin layer and increase flexibility of the film, thereby separating the film from the light diffusion resin layer and the side part.
Patent KR-20210018143-A (KR)
Title: Methods and devices related to radio frequency devices
Inventor: BUTSCHKOW CHRISTIAN
IPC: H01L21/306
Filed: 2020-08-06
Abstract: A method and a device related to a radio frequency (RF) device are described. In device manufacturing, the RF device is formed on a first surface of a semiconductor substrate, and a second surface is thinned and then processed.
Patent KR-20220020553-A (KR)
Inventor: YOO MYUNG SIK
IPC: G06F9/445
Filed: 2020-08-12
Abstract: The present invention provides a method and an apparatus for monitoring application performance in a multi-cloud environment. The present invention provides a method for monitoring application performance in a multi-cloud environment, comprising the steps of: collecting log information of a cloud storage; allowing an abnormal resource detection unit to detect whether an abnormal resource exists by comparing a metric value calculated on the basis of a model trained in advance through machine learning with a metric value corresponding to the log information; allowing an alarm manager service to determine whether to generate an alarm according to the comparison result of the metric values; and allowing an adaptation manager service to perform a scaling operation according to an alarm provided from the alarm manager service or an abnormal operation predicted by the model. The present invention can predict whether an abnormal resource exists through a model constructed through machine learning.
Patent KR-20220021801-A (KR)
Inventor: HONG CHANG KOOK
IPC: C09D7/63
Filed: 2020-08-14
Abstract: The present invention relates to a technology for improving the flame retardant performance of expanded polystyrene (EPS), and more specifically, to an organic-inorganic composite flame-retardant composition for preparing flame-retardant EPS beads, which can maximize flame retardant properties by improving the coating stability and flame retardant performance of flame retardant liquid coated on the EPS beads, to flame-retardant EPS beads coated with the composition, and to a preparation method of the flame-retardant EPS beads.
Patent KR-20220026269-A (KR)
Inventor: KIM HYUN CHANG
IPC: C23C16/455
Filed: 2020-08-25
Abstract: The present invention relates to a molybdenum-containing thin film manufacturing method comprising the following steps of: a) cleaning and surface treating a substrate; b) maintaining a substrate temperature below 500 ℃ by mounting the substrate in a chamber; and c) depositing a molybdenum-containing thin film on the substrate of step b) using a molybdenum-containing compound represented by the following chemical formula 1 under a transport gas and a reaction gas. The chemical formula 1 is represented by. An objective of the present invention is to provide the method for manufacturing a high-purity molybdenum-containing thin film using the molybdenum compound for depositing a semiconductor thin film which has thermal stability and is liquid at a room temperature.
Patent KR-20210024982-A (KR)
Title: Resist material and patterning process
Inventor: KOBAYASHI TOMOHIRO
IPC: G03F7/004
Filed: 2020-08-26
Abstract: In particular, in EUV and electron beam lithography, an objective of the present invention is to provide a metal-containing resist material having high sensitivity and high resolution, and a pattern forming method using the same. The resist material includes: (i) compound (i-1) which is a (partial) condensate or (partial) hydrolysis-condensation product of a metal compound, and is represented by the following general formula A-1, M(OR^1A)_4, or a compound (i-2) which is a reaction product of the above compound (i-1) and dihydric or trihydric alcohol, and is represented by the following general formula A-2, R^2A(OH)_m; (ii) a photoacid generator; (iii) a basic compound; and (iv) an organic solvent.
Patent KR-20220030659-A (KR)
Title: air floating nozzle for transporting flexible substrate
Inventor: JEON HYUN SEOK
IPC: B65H20/14
Filed: 2020-09-03
Abstract: An objective of the present invention is to provide an air floating nozzle for transporting a flexible substrate which can stably transport a substrate while transporting the substrate in a noncontact manner. According to one embodiment of the present invention, the air floating nozzle comprises: a perforated plate arranged to be perpendicular to the transport direction of a substrate, and provided with a plurality of holes through which air flows; a side plate coupled to the perforated plate, and forming a first cavity unit through which the air flows therein; an inner body arranged on the first cavity unit, and provided with an inclination unit formed on a side thereof, an inlet opened to be formed on one surface thereof, and a second cavity unit formed therein and communicating with the inlet; a vent plate coupled to a side of the side plate to block the first cavity unit and the second cavity unit; and an air guide provided on the inside of the side plate, and forming an outlet separated from the inclination unit by a prescribed distance to discharge the air flowing to the first cavity unit to the outlet.
Patent KR-20220032243-A (KR)
Title: Lamp for vehicle
Inventor: SON WOO YEONG
IPC: F21S41/25
Filed: 2020-09-07
Abstract: The present invention relates to a lamp for a vehicle and, more specifically, to a lamp for a vehicle which can simultaneously form a plurality of beam patterns different from each other and prevent an unnecessary blind zone from being formed between the plurality of beam patterns. According to an embodiment of the present invention, the lamp for a vehicle comprises: a first light-emitting unit generating light for forming a first beam pattern; a second light-emitting unit arranged in a vertical direction with the first light-emitting unit to generate light for forming a second beam pattern positioned in a vertical direction with the first beam pattern; an optical unit allowing light generated from at least one between the first light-emitting unit and the second light-emitting unit to pass therethrough; and a shield unit including a first shield blocking a portion of light generated from the first light-emitting unit, and a second shield positioned in a lateral direction of the first shield to block a portion of light generated from the second light-emitting unit. The first shield and the second shield can have different positions in a vertical direction.
Patent KR-20210136809-A (KR)
Title: support system for vessel operation and ship having the same
IPC: B63B43/18
Filed: 2020-09-07
Abstract: The present invention relates to a ship sailing support system and a ship including the same, which allow a ship to sail safely by providing intuitive guide information. The ship sailing support system comprises: a plurality of image acquisition units provided on a ship having a cabin on a deck and berthed and docked by a plurality of tugs, and collecting surrounding images; an image processing unit processing images of the image acquisition units to generate aerial images looking down from above the ship; a data transfer unit transferring images of the image acquisition units to the image processing unit; an output unit outputting the aerial images; a tug motion estimation unit calculating tug motion information including the location, position, and movement of the tugs; and a user ship motion estimation unit calculating user ship motion information including the location, position, and movement of the ship; and a user ship vector estimation unit calculating a user ship vector indicating a force applied to the ship based on the user ship motion information and the tug motion information. The image processing unit superimposes the user ship vector on the aerial images to generate reprocessed images. The output unit outputs the reprocessed images.
Patent KR-20220033122-A (KR)
Inventor: LEE CHAE RIM
IPC: A63H9/00
Filed: 2020-09-09
Abstract: Disclosed by the present invention are a sand material mixture for a toy and a method for producing the same. The method for producing a sand material mixture for a toy comprises: a sand screening step of screening sand using a 100-mesh sieve; a sterilization step of sterilizing the sand screened in the sand screening step at 200 ℃ for 1 hour in a heat sterilizer; a heating step of putting vegetable paraffin oil into a chemical polymer mixer set at a temperature of 100℃ and heating the vegetable paraffin oil for 30 minutes; a wax mixing step of adding candelilla wax to the polymer mixer after the heating step and heating and mixing the wax at a temperature of 120℃ for 1 hour; a sand mixing step of adding, after the wax mixing step, the sand after the sterilization step to the polymer mixer and mixing the same to obtain solid sand materials; and a step of grinding solid sand materials produced through the sand mixing step using compressed air of an air jet mill grinder. In one embodiment of the present invention, the sand material mixture is formed of materials that are harmless to the human body so that the sand material mixture is safe for children to play with and a model produced by using the sand material mixture hardens when heated under certain conditions and thus can be stored for a long period.
Patent KR-20220034952-A (KR)
Title: Display panel
Inventor: KIM CHEAEUN
IPC: G09G3/3225
Filed: 2020-09-11
Abstract: Provided is a display panel with a reduced bezel. The display panel comprises: multiple pixel circuit units each including a pixel transistor; a first insulating layer covering the pixel transistor; a second insulating layer disposed on the first insulating layer; multiple light emitting elements disposed on the second insulating layer and including a light emitting layer, the second electrode, and the first electrode each connected to the pixel transistor; multiple data lines and multiple scan lines connected to the pixel circuit units; a driving circuit connected to the scan lines and providing signals to the pixel circuit units; and a conductive pattern disposed between the first insulating layer and the second insulating layer and including multiple through-holes, wherein the first electrodes includes a first group of electrodes away from the driving circuit on a plane, and a second group of electrodes overlapping the driving circuit on the plane, and the through-holes are spaced apart from the second group of electrodes on the plane.