baber/WOPTO huggingface dataset:
Patent KR-20210140947-A (KR)
Title: Printed circuit board and vehicle having the same
IPC: H05K3/46
Filed: 2020-05-14
Abstract: A printed circuit board is disclosed. The present invention relates to the printed circuit board and a vehicle including the same. The printed circuit board includes a rigid part which is disposed by sequentially disposing an inner copper foil layer and an outer copper foil layer including a flexible conductive circuit part symmetrically on both sides based on a central insulating layer for insulation, and further laminating an outer insulating layer for insulation between the inner copper foil layer and the outer copper foil layer. A flexible part with flexibility capable of bending is formed by selectively removing a portion of the rigid part to one side of the central insulating layer. Specifically, the flexible part has a width of 9.5 to 10.5 mm to have the flexibility, the outer copper foil layer has a thickness of 18 to 35 μm, and the inner copper foil layer has a thickness of 18 to 70 μm. Therefore, the printed circuit board having high reliability and having the flexible part that can be optimally bent can be formed.
Patent KR-20210143430-A (KR)
Title: Balloon catheter for rectal expansion
IPC: A61N5/10
Filed: 2020-05-20
Abstract: The present invention relates to a rectal expansion balloon catheter which comprises: a catheter body which includes a rectal insertion unit to be inserted into the rectum, and a gripping unit extended lengthwise from the rectal insertion unit to allow the rectal insertion unit to be inserted into the rectum, and is formed, therein, with a flow path through which fluid flows; a balloon which is provided in one area outside the rectal insertion unit to be expandable and contractible, and positions the rectal insertion unit in the rectum; and a stopper which is provided on the catheter body, and comes in close contact with the anus, to limit the length by which the catheter body is inserted into the rectum.
Patent KR-20200063115-A (KR)
Inventor: KIM JAE HYUNG
IPC: G06T17/20
Filed: 2020-05-25
Abstract: Provided is a method of providing adaptive augmented reality, capable of reducing a load caused by generation of graphics of an augmented reality device. According to the present invention, the method of providing the adaptive augmented reality, in which the method is executed through a portable augmented reality device that is carried by a user and has an output unit for outputting an augmented reality model displayed by overlapping virtual data in a predetermined area on actual reality data and at least one tracking sensor for tracking the user, includes: tracking the user through the tracking sensor to determine whether a gaze direction of the user is defined such that the user gazes at a specific augmented reality model output to overlap the predetermined area on the actual reality data being output through the output unit while a face direction of the user is defined toward the output unit; and controlling the output unit to output an augmented reality model having predetermined quality when the gaze direction of the user is defined such that the user gazes at the specific augmented reality model being output through the output unit while the face direction of the user is defined toward the output unit.
Patent KR-20210145977-A (KR)
Inventor: MIN BYOUNG CHAN
IPC: E02D17/08
Filed: 2020-05-26
Abstract: The present invention relates to an earth retaining method, comprising the steps of: a) installing a support bracket on an H-pile of a retaining wall; b) placing a strut to the support bracket; c) spacing a wale apart from the H-pile to form a support space between the wale and the H-pile and fixing the wale to the strut; and d) installing a preload jack having an alternate supporting structure in the support space to form a support structure between the H-pile and the wale. The earth retaining method according to the present invention enables easy and simple construction of a retaining wall support structure without a separate tool while securing structural stability.
Patent KR-20210150907-A (KR)
Title: System for absorbing carbon dioxide using non-aqueous absorbent
Inventor: LEE KWANG SOON
IPC: B01D53/79
Filed: 2020-06-04
Abstract: A system for collecting carbon dioxide using non-aqueous absorbent according to an embodiment of the present invention includes: a direct contact cooler for directly contacting and cooling exhaust gas injected through a first blower with cooling water so that water is saturated with the exhaust gas; an absorption tower for absorbing carbon dioxide (CO_2) from the exhaust gas delivered from the direct contact cooler through the non-aqueous absorbent, providing the non-aqueous absorbent having absorbed carbon dioxide by a rich pump, and lowering an internal temperature by using provided first and second intercoolers to control the evaporation amount of amine; a desorption tower supplied with the non-aqueous absorbent having absorbed carbon dioxide through the rich pump to perform desorption of carbon dioxide by using provided first and second flash drums, discharge vapor generated through the desorption, and supply the regenerated non-aqueous absorbent to the absorption tower; and a heat exchanger that exchanges heat between the non-aqueous absorbent having absorbed carbon dioxide transferred from the absorption tower and the non-aqueous absorbent regenerated in the desorption tower. Therefore, the larger amount of carbon dioxide is absorbed.
Patent KR-20210152697-A (KR)
Title: Power suplly apparatus for electric power distribution automation switch
Inventor: SEO DONG KWEN
IPC: H02M7/00
Filed: 2020-06-09
Abstract: Disclosed is a power supply device for an automatic distribution switch. According to the present invention, the power supply device for an automatic distribution switch comprises: a connection unit having one side connected to an automatic distribution switch to receive an AC voltage from the automatic distribution switch; and a power supply unit configured to lower the input voltage received through the connection unit to either one of a DC voltage or an AC voltage through a semiconductor for power so as to output it to a consumer.
Patent KR-20210154000-A (KR)
Inventor: NA PAN JU
IPC: A62B3/00
Filed: 2020-06-11
Abstract: According to the present invention, provided is a buried case structure for installing an emergency escape device. The buried case structure for installing an emergency escape device comprises: a case for embedding which has a cylindrical structure, and is applied to a reinforcing bar structure for floor construction and is buried when concrete is poured for floor construction to form an evacuation hole; and a lifting case which has a cylindrical structure, is fitted in an upper part of the case for embedding, and after the evacuation hole is formed, is moved upward from the case for embedding to correspond to the height of cement for tile attachment, so that even if the cement for tile attachment is applied, the cement for tile attachment is prevented from penetrating into a hollow part of the case for embedding.
Patent KR-20200145717-A (KR)
Inventor: CHOI INHO
IPC: A61K36/484
Filed: 2020-06-16
Abstract: The present invention relates to a composition for preventing or treating muscular diseases. More specifically, the present invention relates to a pharmaceutical composition and a health functional food composition for preventing or treating muscular diseases containing a compound isolated from a Glycyrrhiza uralensis extract, tetrahydroxy methoxychalcone, or a pharmaceutically acceptable salt thereof as an active component. The compound or a salt thereof according to the present invention has excellent effects in proliferating myoblasts, forming root canals, and promoting differentiation into muscle cells. Therefore, it is possible to effectively prevent, alleviate or treat various muscular diseases by using the composition.
Patent KR-20210004843-A (KR)
Inventor: HORIUCHI KEITA
IPC: H01L21/67
Filed: 2020-06-23
Abstract: A substrate carrying apparatus, to which a plurality of vacuum carrying chambers are connected via an intermediate chamber, is miniaturized. The substrate carrying apparatus for carrying a substrate includes: a plurality of vacuum carrying chambers where a substrate carrier is provided to hold and carry a substrate; and an intermediate chamber laid between the vacuum carrying chambers adjacent to each other. When one of the vacuum carrying chambers is a first vacuum carrying chamber and the other one is a second vacuum carrying chamber, a first substrate carry-in and carry-out port between the intermediate chamber and the first vacuum carrying chamber and a second substrate carry-in and carry-out port between the intermediate chamber and the second vacuum carrying chamber are separately provided. A gate valve is installed only for the second carry-in and carry-out port of the first and second carry-in and carry-out ports, and height positions are different in regard to the first and second carry-in and carry-out ports.
Patent KR-20220000500-A (KR)
Title: Sub-sampling phase locked-loop circuit, wireless communication device and method of operating the same
Inventor: CHOI JAE HYOUK
IPC: H03L7/099
Filed: 2020-06-26
Abstract: The present invention relates to a sub-sampling phase locked-loop circuit to reduce loss of frequency resolution over a wide lock-in range, a wireless communication device including the same, and an operation method of the sub-sampling phase locked-loop circuit. According to the present invention, the sub-sampling phase locked-loop circuit comprises: a non-uniform edge clock generator generating a non-uniform clock signal having edges at non-uniform intervals on the basis of a reference clock signal having a first frequency; a frequency disturbance corrector detecting a frequency disturbance of an output clock signal on the basis of the non-uniform clock signal and an output clock signal having a second frequency, and generating an event signal indicating the detected frequency disturbance, polarity information indicating a voltage level of the output clock signal, and a control code for adjusting the frequency of the output clock signal; an event switch coupled between the non-uniform edge clock generator and the frequency disturbance corrector and selectively providing polarity information to the non-uniform edge clock generator in response to the event signal; a sub-sampling phase detector detecting a phase difference between a reference clock signal and the output clock signal and providing a comparison signal indicative of the detected phase difference; a digital loop filter outputting a control voltage signal by low-pass filtering the comparison signal; and a voltage control oscillator outputting the output clock signal on the basis of the control code and the control voltage signal, and adjusting the second frequency of the output clock signal in response to the control code.
Patent KR-20220001366-A (KR)
Title: Functional mask pack containing multi-functional compositions based on adenosine
Inventor: JI HUN JANG
IPC: A61K8/9789
Filed: 2020-06-29
Abstract: The present invention relates to an adenosine-based multi-functional mask pack, which contains an adenosine ingredient to strengthen a skin cell self-reliance of a dermis layer, help prevent aging and alleviate wrinkles, and furthermore increase skin elasticity and improve skin texture through additional functional substances such as mineral ingredients and natural plant extracts. According to the present invention, provided is a multi-functional mask pack, which comprises: a mask base sheet; and a functional material composition and a cosmetic composition impregnated in the mask base sheet, in which the functional material composition includes a crop extract mixed with an adenosine component, a mineral component, a snail mucus filtration component, a marine collagen component, a black bean extract, an arrowroot extract, and a broccoli extract.
Patent KR-20210021259-A (KR)
Title: Method and apparatus for transmitting sidelink data in communication system
Inventor: HAHN GENE BACK
IPC: H04W92/18
Filed: 2020-07-01
Abstract: Disclosed are a method for transmitting sidelink data in a communication system, and an apparatus therefor. An operation method of a first terminal comprises the steps of: transmitting first sidelink control information (SCI) to a second terminal, wherein the first SCI includes information indicating time resources for sidelink communication, information indicating frequency resources for the sidelink communication, information indicating a periodicity of physical resources for the sidelink communication, and information indicating a modulation and coding scheme (MCS) for the sidelink communication; transmitting second SCI to the second terminal, wherein the second SCI includes information for a hybrid automatic repeat request (HARQ) feedback operation and information indicating a new data indicator (NDI); and performing the sidelink communication with the second terminal based on the first SCI and the second SCI associated with the first SCI. Accordingly, the performance of the communication system can be improved.
Patent KR-20220005294-A (KR)
Title: Nozzle for combustor, combustor, and gas turbine including the same
Inventor: SHERSHNYOV BORYS
IPC: F23R3/14
Filed: 2020-07-06
Abstract: In accordance with one aspect of the present invention, a nozzle for a combustor includes: a main cylinder having a fuel channel in which fuel flows; a nozzle shroud surrounding the main cylinder; and a fuel injection module placed between the main cylinder and the nozzle shroud to inject the fuel. The fuel injection module includes: a plurality of first struts protruding from the main cylinder and having strut injection holes for injecting the fuel; a first support pipe combined with outer ends of the first struts; and a plurality of second struts protruding from the first support pipe and having strut injection holes for injecting the fuel. The first and second struts can include swirl guide parts connected to be inclined with respect to a longitudinal direction of the main cylinder. Therefore, the present invention is capable of easily mixing the fuel injected from the struts.
Patent KR-20210007911-A (KR)
Inventor: RYU KYUNG HYUN
IPC: H01Q1/38
Filed: 2020-07-10
Abstract: Provided is a UWB antenna module arranged in a side surface direction of a portable terminal to minimize a mounting space and preventing communication performance degradation. The provided UWB antenna module includes: a plate-shaped base substrate; a plurality of radiation patterns disposed on an upper surface of the base substrate and spaced apart from each other; a switching element disposed on a lower surface of the base substrate and connected to the plurality of radiation patterns; and a communication chipset disposed to be spaced apart from the switching element on the lower surface of the base substrate, and configured to be connected to one of the plurality of radiation patterns through a switching operation of the switching element.
Patent KR-20220009555-A (KR)
Inventor: PARK IN SIK
IPC: B02C23/10
Filed: 2020-07-16
Abstract: Disclosed is a conveyor for a wood crusher. The conveyor for a wood crusher is a conveyor that is connected and installed to convey wood chips to the side of a crusher for manufacturing wood chips from waste wood. The conveyor includes: a chip convey part collecting or loading the wood chips discharged in a crushed state from the crusher; and a chip sorting part disposed on the side of the chip convey part and configured to filter out defective chips having an abnormal chip size among the wood chips discharged from the crusher.
Patent KR-20220010338-A (KR)
Inventor: SHIM YUN MI
IPC: A61F5/455
Filed: 2020-07-17
Abstract: Disclosed is a menstrual cup. A menstrual cup of the present invention comprises: a base body in which menstrual blood is received; a handle part which is provided at a lower part of the base body, has a smaller diameter than that of the base body, and has an open center part; and a frame part which is provided at a upper part of the base body in a curved manner and has a larger diameter than that of the base body. Accordingly, the menstrual cup of the present invention can be stably inserted and separated.
Patent KR-20220014353-A (KR)
Inventor: JO JUNHO
IPC: H01L51/00
Filed: 2020-07-23
Abstract: In accordance with one embodiment of the present invention, a mask chuck includes: a base plate including a center area and a circumferential area surrounding the center area; a head part having an upper side connected to the bottom of the circumferential area of the base plate to be moved on the circumferential area so as to become closer to or more distant from the center area; and a pad part placed on a lower side of the head part. The circumferential area includes: a first circumferential area extended in a first direction; a second circumferential area extended in the first direction and spaced apart from the first circumferential area in a second direction crossing with the first direction; a third circumferential area extended in the second direction; and a fourth area extended in the second direction and spaced apart from the third circumferential area in the first direction. Therefore, the present invention is capable of tensioning a cell mask through the head part moved on the circumferential area.
Patent KR-20210020776-A (KR)
Title: Face mask and method for manufacturing thereof
Inventor: TSUEI ALEXANDER CHIERUEN
IPC: A41D31/18
Filed: 2020-07-24
Abstract: The present invention discloses a mask, comprising one thin layer, one first mask string, one second mask string and one elastic membrane. A thin layer includes one central portion, one first side portion, a second side portion and one opening portion. The first mask string is connected to the thin layer, and the second mask string is connected to the thin layer. The elastic membrane is connected to the thin layer and covers the opening. The present invention also discloses a manufacturing method of the mask.
Patent KR-20220014578-A (KR)
Inventor: LEE JAEMOON
IPC: F01N3/20
Filed: 2020-07-29
Abstract: The present invention relates to a selective catalytic reduction system that maximizes the efficiency of use of the overall energy consumed to generate a reducing agent and reduce nitrogen oxides contained in exhaust gas. According to an embodiment of the present invention, the selective catalytic reduction system comprises: an exhaust flow passage through which exhaust gas containing nitrogen oxides moves; a reactor installed on the exhaust flow passage and having a built-in selective reduction catalyst; a reducing agent injection unit installed on the exhaust flow passage upstream of the reactor; a decomposition chamber generating a reducing agent and supplying the reducing agent to the reducing agent injection unit; a urea injection unit spraying an aqueous urea solution into the decomposition chamber; a chamber air supply flow passage supplying gas to the decomposition chamber; a burner installed on the chamber air supply flow passage to increase the temperature of the gas supplied to the decomposition chamber; and a heater installed on the chamber air supply flow passage to increase the temperature of the gas supplied to the decomposition chamber.
Patent KR-20210018099-A (KR)
Title: Non-aqueous electrolyte secondary battery
Inventor: KUDO YOSHINORI
IPC: H01M10/42
Filed: 2020-07-31
Abstract: Provided is a non-aqueous electrolyte secondary battery in which metal precipitation on a negative electrode is suppressed and cycle characteristics are improved. According to an aspect of the present invention, provided is a non-aqueous electrolyte secondary battery comprising a positive electrode, a negative electrode, a non-aqueous electrolyte. The positive electrode comprises: a positive electrode current collector; a positive electrode active material layer formed on the positive electrode current collector while leaving an exposed portion of the positive electrode current collector; and an insulating layer formed in a boundary portion between the exposed portion of the positive electrode current collector and the positive electrode active material layer. The positive electrode active material layer comprises: a body part; and an end portion having a thickness thinner than the body part. The insulating layer is inserted between the positive electrode current collector and the end portion and is formed so as to cover the end portion. The width La of the positive electrode active material layer and the width Lb of the insulating layer interposed between the positive electrode current collector and the end portion satisfy a formula, 0.02 × 10^(-2) <= (Lb / La) <= 2.1 × 10^(-2).
Patent KR-20220015865-A (KR)
Inventor: LEE MYUNG KWAN
IPC: H04L51/00
Filed: 2020-08-01
Abstract: The present invention relates to an emoticon for Chinese character learning to learn Chinese character knowledge and a system and method thereof. In particular, when an instant message service between a first terminal device and a second terminal device is provided by relay of a server, an emoticon provided by the instant message service includes one or more learning emoticons in which emoticon data and data for Chinese character learning are combined, so that the data for Chinese character learning coupled to the learning emoticon is expressed whenever the learning emoticon is executed, and thus natural repetition learning can be performed. Accordingly, learning content combined with the corresponding learning emoticon is repeatedly expressed whenever an emoticon is executed on a smartphone, thereby providing effects of transferring user's intentions and emotions and, at the same time, naturally repeating learning of Chinese characters. In addition, data for learning foreign languages is combined with data for learning Chinese characters, thereby providing an effect of learning foreign languages simultaneously with learning Chinese characters.
Patent KR-20220022288-A (KR)
Inventor: RYU HAN SUNG
IPC: H01L23/32
Filed: 2020-08-18
Abstract: Provided is a semiconductor package, which includes a substrate, a semiconductor stack mounted on the substrate, and a stiffener surrounding the semiconductor stack and having an octagonal rim. The minimum distance from one vertex of the upper surface of the substrate to the stiffener is determined based on the thickness of the substrate.
Patent KR-20220022516-A (KR)
Inventor: CHOI SIYOUNG
IPC: H01L51/52
Filed: 2020-08-18
Abstract: A display device according to an embodiment of the present invention includes: a display panel for displaying an image; an input sensing substrate disposed on the display panel; a flexible circuit film coupled to one side of the upper surface of the input sensing substrate; a step compensation film disposed to be spaced apart from the flexible circuit film on the upper surface of the input sensing substrate; and an antireflection film disposed on the flexible circuit film and the step difference compensation film. The step compensation film includes a compensation layer disposed on the upper surface of the input sensing substrate and an overcoating layer disposed between the compensation layer and the input sensing substrate. According to the present invention, due to the atypically formed air gap, it is possible to prevent an unnecessary increase in the width of the bezel area.