baber/WOPTO huggingface dataset:
Patent KR-20220099044-A (KR)
Inventor: JANG NAE WON
IPC: G03B21/60
Filed: 2021-01-05
Abstract: According to one aspect of the present disclosure, a screen for a projector includes: a light absorption layer absorbing light; a plurality of reflection units provided on a front surface of the light absorption layer at a certain interval, formed slantly for the light absorption layer, and reflecting light; and a transparent layer which is installed on an upper side of the plurality of reflection units, which includes a front surface formed as a plane parallel to the light absorption layer and a rear surface with a plurality of grooves having a shape corresponding to the plurality of reflection units, and through which light passes.
Patent KR-20220100289-A (KR)
Title: Supercapacitor electrode and supercapacitor having the same
Inventor: KANG SU HYEON
IPC: H01G11/80
Filed: 2021-01-08
Abstract: The present invention relates to a supercapacitor electrode and a supercapacitor having the same. The supercapacitor of the present invention includes: an electrode element in which a laminate in which a separator is stacked between a positive electrode and a negative electrode is rolled; a case having open top and having the electrode element embedded therein through the opening; an electrolyte solution injected into the case; a gasket coupled to the top opening of the case to seal the case; and two lead wires connected to the positive electrode and negative electrode of the electrode element and protruding out of the gasket. The positive electrode and negative electrode respectively include a metal thin film and activated carbon, and include electrode material layers provided at opposite side surfaces of the metal thin film. The metal thin film has pores of 55 to 65% per unit area, distributed on a surface where the electrode material layers are in contact. The pore size (pit) is 10 to 15% of the thickness. According to the present invention, the surface area of a current collector constituting an electrode is maximized to reduce resistance and increase binding force with electrode material layers.
Patent KR-20220106306-A (KR)
Inventor: KIM TAE HO
IPC: H01H71/02
Filed: 2021-01-22
Abstract: The present invention relates to an automatic power switching device that automatically switches to supply emergency power when regular power is cut off due to a power outage, etc. More specifically, the present invention relates to an automatic power switching device having a compact structure in which the configuration is simplified, and the structure is compact to reduce costs, reduce the size, and prevent malfunction. The automatic power switching device with a compact structure according to the present invention comprises: a constant terminal through which constant power is input; an emergency terminal to which emergency power is input; an output terminal for outputting power to a load; a relay connecting the constant terminal or emergency terminal to the output terminal; a PCB on which the constant terminal, emergency terminal, output terminal, and relay are mounted; and a housing in which the constant terminal, emergency terminal, output terminal, relay, and PCB are embedded.
Patent KR-20220107637-A (KR)
Inventor: PARK HYE JIN
IPC: A23L2/12
Filed: 2021-01-25
Abstract: The present invention relates to a method for manufacturing freeze-concentrated sugarless wine, which comprises the steps of: manufacturing grape juice by crushing grapes; adding an antioxidant to the grape juice; freezing the grape juice; thawing the frozen grape juice and removing the ice to concentrate the grape juice; inoculating yeast into the concentrated grape juice; and fermenting the grape juice inoculated with the yeast. The sugarless wine has excellent sugar content and flavor by manufacturing the grape juice having a high sugar content by freezing the grape juice and fermenting the grape juice using a strain of Saccharomyces cerevisiae.
Patent KR-20220113566-A (KR)
Inventor: LEE HYUN WOOK
IPC: H01L27/15
Filed: 2021-02-05
Abstract: The present invention relates to a display device. A purpose of the present invention is to provide the display device capable of simplifying a space by a self-align of electrodes and preventing an electrical short caused by misalignment. According to an embodiment of the present invention, the display device includes: a first electrode and a second electrode arranged on a substrate and extended in one direction, wherein the first electrode and the second electrode are parallel to each other; a first insulation layer arranged on the first electrode and the second electrode; multiple light emitting elements arranged on the first insulation layer; an oxide semiconductor layer; and a second insulation layer arranged on the oxide semiconductor layer. One end of the light emitting element is arranged on the first electrode, and the other end of the light emitting element is arranged on the second electrode. The oxide semiconductor layer includes: a first conductor unit arranged on the first insulation layer and the multiple light emitting elements, and coming into contact with the one end of the light emitting element; a second conductor unit coming into contact with the other end of the light emitting element; and a semiconductor unit arranged between the first conductor unit and the second conductor unit.
Patent KR-20220115650-A (KR)
Title: Heat radiation material and method of manufacturing the same
Inventor: CHEOL WOO AHN
IPC: C04B35/04
Filed: 2021-02-08
Abstract: Disclosed are a heat dissipation material applicable to various electronic products such as an LED product and the like, and a manufacturing method therefor. The heat dissipation material according to the present invention is made of magnesium (Mg), oxygen (O), and one or more third elements, wherein a content of magnesium is 50% or more of a total weight of the heat dissipation material, a content of oxygen is greater than 35% of the total weight of the heat dissipation material, and a ratio of oxygen content to magnesium content is 0.54-0.61. Therefore, the present invention is capable of exhibiting high thermal conductivity.
Patent KR-20220118059-A (KR)
Title: A method for increasing antioxidation capacity of purple tea leaves
Inventor: LEE JIN MIN
IPC: A23F3/16
Filed: 2021-02-18
Abstract: The present invention relates to a method for increasing the antioxidant power of purple tea leaves including a step for roasting the purple tea leaves at a temperature range of 140 to 180 ℃ and performing extraction with water or ultrasonic waves, and to uses thereof. The purple tea leaves extracted at the temperature of 100 ℃ has higher antioxidant capacity compared to that of purple tea leaves obtained by ultrasonic extraction at the temperature of 60 ℃, and after a roasting process at the temperature of 140 ℃, the antioxidant capacity was improved compared to that of original purple tea.
Patent KR-20220118072-A (KR)
Title: Apparatus and method for fabricating all solid state secondary battery
Inventor: KIM JOON SUP
IPC: B05C9/14
Filed: 2021-02-18
Abstract: A disclosed device for manufacturing an all-solid-state secondary battery comprises: a first electrode layer molding unit; a second electrode layer molding unit; an electrode layer combining unit; and a press unit. The first electrode layer molding unit forms a solid first electrode layer laminated on a first release film by applying a gel-type first electrode material formed by adding an electrolyte material to one electrode active material of a positive electrode active material and a negative electrode active material on the first release film and heating the same. The second electrode layer molding unit forms a solid second electrode layer laminated on a second release film by applying a gel-type second electrode material formed by adding an electrolyte material to the other electrode active material of the positive electrode active material and the negative electrode active material on the second release film and heating the same. The electrode layer combining unit faces and closely bonds the first electrode layer laminated on the first release film and the second electrode layer laminated on the second release film to each other, and forms a battery cell having the first electrode layer and the second electrode layer one by one. The press unit presses the battery cell to reduce thickness and increase density. The present invention improves productivity of the all-solid-state secondary battery.
Patent KR-20220118219-A (KR)
Title: Multiway valve apparatus
Inventor: KIM KYUNG HWAN
IPC: F16K31/00
Filed: 2021-02-18
Abstract: An objective of the present invention is to provide a multi-way valve device that efficiently distributes cooling water according to the temperature of the cooling water required by each cooling system by dividing cooling water having different temperatures. To this end, the present invention introduces a multi-way valve device in which a valve module and a water pump are integrated, and the overall size of the valve structure is reduced through formation of a flow path through a cover and coupling between the water pumps.
Patent KR-20220121112-A (KR)
Title: Method and system for estimating location
Inventor: SUH JUNG HUN
IPC: G01C21/00
Filed: 2021-02-24
Abstract: According to an embodiment of the present invention, a method for estimating a location based on an RF signal by a location estimation system including at least one processor comprises: a step of recognizing a target located in a service area; and a step of estimating the location of the target based on at least one of a spatial map and an RF signal map for the service area. In the step of estimating the location, the location of the target can be estimated using at least one of a first location estimation method for detecting the target using at least one camera and estimating the location of the target based on the spatial map and a second location estimation method for obtaining RF signal information received by the target and estimating the location of the target based on the RF signal map. Accordingly, accurate location estimation is possible without building additional infrastructure such as expensive sensors, etc.
Patent KR-20220122292-A (KR)
Title: Development of functional super water-repellent stainless steel surface technology for improving corrosion resistance
Inventor: CHANYOUNG JEONG
IPC: B05D1/18
Filed: 2021-02-26
Abstract: The present invention relates to functional super water-repellent stainless steel surface development technology for improving corrosion resistance. According to the present invention, a method for forming a corrosion resistance oxide film on a stainless steel surface can form a uniform porous oxide film without an existing pre-patterning process for forming the uniform porous oxide film and can have significant superhydrophobicity and corrosion resistance without a pore expansion step after existing anodic oxidation.
Patent KR-20220122373-A (KR)
Title: Method of Manufacturing Superalloy Rene' 80 by Controling of Variation of Solidification Velocity and Heat Treatment and the Superalloy Rene' 80 Thereof
Inventor: LEE JE HYUN
IPC: C22C1/02
Filed: 2021-02-26
Abstract: The present invention relates to a method for manufacturing heat-resistant superalloy René 80 by controlling a solidification rate and heat treatment through control on a heat-resistant superalloy matter property such as tensile strength due to a change in a microstructure in accordance with a solidification rate and heat treatment, and heat-resistant superalloy René 80 manufactured thereby. In accordance with the present invention, as the solidification rate of the superheat-resistant alloy René 80 increases, the solidification rate is increased preferably by a range of 100-200 μm/s while reducing the size of an MC carbide and γ/γ' eutectic phase of a unidirectionally solidified specimen, and, therefrom, the carbide is finely controlled through solidification rate control to improve a tensile property.
Patent KR-20220127027-A (KR)
Title: A Baby Fastening Vest
Inventor: JUNG JI YOUNG
IPC: A41D1/04
Filed: 2021-03-10
Abstract: The present invention relates to a vest worn by an infant to sit on a chair. More particularly, a fastening vest for an infant comprises: a vest worn on the upper body to cover the wearer's chest, abdomen and back; and a fixing frame for fixing the vest to a chair back. Accordingly, the vest is fixed to the back of the chair, and at the same time, the neck and arms of the wearer are free to move, so there is no sense of restraint, so the wearer does not complain of stuffiness.
Patent KR-20220131097-A (KR)
Title: Preparation method of beer-type alcoholic beverage without malt and barley
Inventor: MIN KYO SUH
IPC: C12C7/28
Filed: 2021-03-19
Abstract: The present invention relates to a method for producing beer-type alcoholic beverages, which comprises the following steps of: producing a primary mixture by mixing water, a nitrogen source and protease to be reacted to produce a hydrolyzate; producing a secondary mixture by adding hops to the hydrolyzate; boiling the mixture to produce a boiling liquid; cooling the boiling liquid to produce wort; and fermenting the wort by adding yeast. An object of the present invention is to provide the method for producing the beer-type alcoholic beverages with excellent flavor and suppressed specific odor derived from the nitrogen source without using the malt or barley at all.
Patent KR-20220132780-A (KR)
Title: Real time frame to spike train converter for neuromorphic system
Inventor: JONGKIL PARK
IPC: G06N3/04
Filed: 2021-03-24
Abstract: Disclosed is a real-time frame versus spike train converter for a neuromorphic system, wherein the converter comprises: a buffer that receives a frame vector inputted from the outside and holds the frame vector for a predetermined time; a register that extracts a pseudorandom number from among the numbers uniformly distributed in a certain range; a state machine that compares the extracted pseudorandom number with a predetermined threshold value, and generates a spike when the pseudorandom number is less than that of the threshold value; a spike generation map comprising the spike generation related information comprising the threshold value; and a first-in-first-out machine that stores the spike output to transmit to a corresponding neuron. Therefore, the present invention is capable of reducing a bandwidth required for data transfer.
Patent KR-20220134161-A (KR)
Title: Machine sound recording apparatus and abnormality detection system of machine equipment comprising the same
Inventor: CHOI YONG HO
IPC: H04L65/40
Filed: 2021-03-26
Abstract: The present invention relates to a machine sound recording apparatus and an abnormality detection system of machine equipment including the same, which can predict malfunction of machine equipment by collecting a machine sound created from the machine equipment in real time and then learning and comparing the machine sound with a normal machine sound. The machine sound recording apparatus comprises: a case having an accommodation space formed therein; a machine sound collection unit arranged in the accommodation space of the case, receiving a machine sound created from at least one piece of machine equipment, and storing the machine sound as machine sound data in preset time units; and a communication unit transmitting the machine sound data to an external device. Also, the abnormality detection system of machine equipment further comprises a server receiving machine sound data from the machine sound recording apparatus. The server includes: a deep learning unit comparing the machine sound data with previously inputted machine sound data, and learning compared results to detect an abnormal sound of the machine equipment; and a determination unit determining that the machine equipment is in an abnormal state if an abnormal sound is detected from the deep learning unit, and outputting a warning signal to the outside.
Patent KR-20220134968-A (KR)
Title: Tool for removing label
Inventor: CHOI YONG WON
IPC: B08B9/08
Filed: 2021-03-29
Abstract: The present invention relates to a label remover for cutting a label wrapped around a container. The label remover according to one embodiment of the present invention comprises: a body which can be gripped by a hand; and a cutting blade part which is coupled to the body. The body includes a grip part which can be gripped by the hand, and a blade coupling part which is connected to an end of the grip part and to which the cutting blade part is coupled. The blade coupling part includes a blade coupling groove which is formed to be indented inward to accommodate the blade coupling part therein. The blade coupling groove includes: a first surface which faces in the same direction as the direction facing the blade coupling part from the grip part; and a second surface which is separated from the first surface to be far away from the grip part, and faces the first surface. The cutting blade part has both ends of the blade, which are respectively connected to the first surface and the second surface, and is provided so that the blade faces the outward direction of the blade coupling groove, and the end surface of the blade coupling part meets the second surface at an acute angle to be located more outward from the bade coupling groove than the cutting blade part. Therefore, the present invention can cut a label wrapping a container easily in safety.
Patent KR-20220137824-A (KR)
Inventor: KIM MIN JI
IPC: A01G9/02
Filed: 2021-04-03
Abstract: According to this invention, in order to solve the problem of uneven sunlight exposure and the inconvenience of carrying a pot by a hand, one side of the pot is raised, and a mirror is attached to the inside. Therefore, the raised wall is used as a handle to increase convenience, and the attached mirror ensures plant's growth by reflecting sunlight.
Patent KR-20220139617-A (KR)
Inventor: HAN KWANHEE
IPC: H05K1/02
Filed: 2021-04-08
Abstract: According to various embodiments of the disclosure, an electronic device may include a housing, a speaker module disposed inside the housing, a printed circuit board disposed within the housing and including a power transmission line configured to supply power to an electronic component of the electronic device, and a loop line extending from the power transmission line toward the speaker module. Accordingly, the magnitude of the magnetic field transmitted to a speaker may be reduced, and noise generated from the speaker may be reduced.
Patent KR-20220141017-A (KR)
Inventor: OH WOONGCHUN
IPC: H04N21/44
Filed: 2021-04-12
Abstract: The present invention relates to a video analysis target discrimination server and a control method thereof. According to the present invention, a control method of a video analysis target discrimination server receiving a surveillance video generated by a surveillance camera when a predetermined condition is satisfied as a result of discrimination using a preset sound detection sensor and a motion detection sensor may include the steps of: discriminating whether the surveillance video received from the surveillance camera is an analysis target video based on an audio signal; and discriminating whether the surveillance video, for which it is not discriminated whether the analysis target video is the target video, is the analysis target video based on a video signal.
Patent KR-20220143272-A (KR)
Inventor: HWANG HYUN CHUL
IPC: H03K3/037
Filed: 2021-04-16
Abstract: A flip-flop according to the technical concept of the present disclosure comprises: a precharge circuit which occupies a first node by forming an electrical connection between a voltage power supply node and a first node according to a voltage level of a clock signal, based on at least two PMOS transistors that form a series stack structure; a discharge circuit which discharges the first node by forming an electrical connection between the first node and a ground node, based on an input signal and the clock signal; and a second node which is charged or discharged based on the voltage level of the first node.
Patent KR-20220144675-A (KR)
Inventor: KIM DOHYUNG
IPC: F04C29/00
Filed: 2021-04-20
Abstract: According to the present invention, provided are an accumulator for a compressor and a compressor having the same. The accumulator for a compressor comprises: a case disposed outside a shell of the compressor and having a refrigerant receiving space; a refrigerant connection pipe having one end in communication with an outlet side of an evaporator and the other end in communication with the refrigerant receiving space of the case; and a refrigerant suction pipe having one end in communication with the refrigerant receiving space of the case, and the other end in communication with a suction side of the compressor, wherein the refrigerant suction pipe may be fixed to lower and upper surfaces of the case forming the refrigerant receiving space, respectively. Accordingly, the refrigerant suction pipe is fixed to the case of the accumulator without a separate pipe holder, so that vibration of the accumulator can be reduced and manufacturing cost can be reduced.
Patent KR-20210136846-A (KR)
IPC: F23D14/62
Filed: 2021-04-22
Abstract: The present invention relates to a totally aerated combustion-type burner comprising a combustion plate unit (12) covering an opened surface of a burner body. The combustion plate unit (12) comprises: a burner frame (121) in a frame shape; and a mixer penetrating material (123) of a heat-resistant fiber agent covering an opening unit (122) surrounded by the burner frame (121) from the opposite side to the burner body. The present invention is able to improve lift resistance. A part which is apart from the inner circumferential edge of the burner frame (121) toward an outer side for a certain distance is engaged with the outer circumferential edge unit (123a) of the mixer penetrating material (123). A gap (124) is secured between the burner frame (121) and the mixer penetrating material (123), which is placed on an even inner side than the outer circumferential edge unit (123a) of the mixer penetrating material (123) and reaches the inner circumferential edge of the burner frame (121). Desirably, a curved edge unit (121c) is formed on the inner circumferential edge of the burner frame (121) to be curved toward the mixer penetrating material (123) side to limit the volume of the mixer introduced into the gap (124) to a small volume.
Patent KR-20210131905-A (KR)
Title: Method and apparatus for separating microvesicle
IPC: C12N5/078
Filed: 2021-04-22
Abstract: The present invention relates to a microvesicle isolation method for isolating microvesicles from a biological sample. The microvesicle isolation method comprises the steps of: (a) adding adsorbent beads to a biological sample including microvesicles; (b) forming adsorbent bead composites in which the microvesicles are captured in the adsorbent beads, by maintaining the adsorbent beads in the biological sample; (c) isolating the adsorbent bead composites from the biological sample; (d) washing the isolated adsorbent bead composites by means of a first reagent; and (e) eluting the microvesicles from the washed adsorbent bead composites by means of a second reagent, wherein the adsorbent beads comprise a support part and one or more polyvalent cations provided on the surface of the support part. According to the present invention, the microvesicle isolation method can isolate microvesicles with very high purity.