baber/WOPTO huggingface dataset:
Patent KR-20220159642-A (KR)
Inventor: KIM TAE HYUNG
IPC: C12N5/0775
Filed: 2021-05-26
Abstract: The present invention relates to a method for non-destructively and non-invasively analyzing the degree of differentiation of stem cell spheroids according to cell density using Raman spectroscopy, comprising steps of: culturing first and second stem cell spheroids having different cell densities in a differentiation induction medium; irradiating light to the surfaces of the first and second stem cell spheroids; obtaining first and second Raman spectra from the first and second stem cell spheroids using a Raman spectrometer; and extracting a Raman peak corresponding to a specific material from the first and second Raman spectra, and analyzing the degree of cell differentiation according to the cell density of the stem cell spheroid.
Patent KR-20220162285-A (KR)
Title: Method for producing ethylene polymer predicting and controlling the density of ethylene polymer in real time using on-line analyzer
Inventor: SHIN DAE HO
IPC: C08F2/04
Filed: 2021-06-01
Abstract: The present invention relates to a method for producing an ethylene polymer by predicting and controlling the density of an ethylene polymer in real time using an on-line spectroscopic analyzer, and specifically, to a method for producing a polymer with desired properties by measuring properties such as the density of the polymer and the content of unreacted materials in real time on-line in a polymerization reactor system and controlling the content of raw materials introduced into a polymerization reaction therefrom.
Patent KR-20220163212-A (KR)
Title: Zipper means to prevent spread Insulation Packaging Pouch
Inventor: HONG HYUN GI
IPC: B65D33/20
Filed: 2021-06-02
Abstract: The present invention relates to an insulated packing pouch. More specifically, a large package is packed and zipped through a zipper means, and then, in order to secure inner spaces on both sides of front and rear surfaces of an insulated packing pouch such that the zipper means can be prevented from opening even when an external force is delivered, the zipper means and an adhesive line of an upper side, which is opened in a state in which the adhesive line of a predetermined width is formed, are bonded at the same time to an end of the adhesive line, and, to an upper side thereof, the front and rear surfaces are opened in a state in which the left and right sides are not bonded, the opened front and rear surfaces are extended upwards to have an extended surface, and a double-sided tape in a state in which a release sheet is exposed to one side of the front or rear surface is bonded by a predetermined width to a part from which the extended surface is started.
Patent KR-20220164837-A (KR)
Title: Uninterruptible switch type smart meter without cable damage
Inventor: KIM MAENG JUN
IPC: G01R22/06
Filed: 2021-06-04
Abstract: The present invention relates to an uninterruptible replaceable smart meter without cable damage. The uninterruptible replaceable smart meter without cable damage comprises a central processing device having a data calculation part embedded therein and processing data measured by sensors and a memory part storing valid and invalid wattage, maximum demand power, power factor, and watt-hour meter information in the central processing device. The smart meter further comprises a switch part capable of setting and operating the meter on the surface of the smart meter, a power supply circuit part supplying operating power to the smart meter, a signal output part controlling a load of a customer and managing signal output, a pulse output part outputting an error pulse, an LCD display device displaying meter reading values, time, date, state, and errors of the meter, and a communication part using wired and wireless communication methods to transmit meter-reading data to a meter-reading server to measure wattage. A non-contact voltage sensor is connected to the smart meter by a wire and measures voltage.
Patent KR-20220165431-A (KR)
Title: Novel glyceride compound and preparation method thereof
Inventor: KOO SANG HO
IPC: C07C67/26
Filed: 2021-06-08
Abstract: Provided is a novel glyceride compound with improved physiological activity, moisturizing and skin permeation. According to one embodiment of the present invention, the novel glyceride compound is represented by general formula 1. In the general formula 1, R_1 is a substituent derived from an organic acid and R_1-OH is any organic acid selected from a group consisting of retinoic acid, furulic acid, alpha-lipoic acid, kojic acid and salicylic acid, and H of R_1-OH is the hydrogen atom with the lowest pKa in a molecular structure of the organic acid.
Patent KR-20220167040-A (KR)
Title: Apparatus for determining whether or not an arc abnormality to prevent fire of photovoltaic system
Inventor: KIM HAN SEOK
IPC: G01R23/16
Filed: 2021-06-11
Abstract: The present invention relates to an apparatus for determining the presence of anomaly in an arc to prevent a fire in a photovoltaic system, wherein when an arc detection analog circuit unit (56) matches and amplifies an electrical current and an arc detected by an electrical current/arc sensor (52) with an analog signal, an AD conversion unit (57a) converts the analog signal into a digital signal and an FFT (57b) interprets the digital signal of the AD conversion unit (57a) in a frequency area to identify signal power distribution, further allow an unnecessary band removal unit (57c) to remove a noise band from the signal power distribution of the FFT (57b), allow an effective band power calculation unit (57d) to calculate power of an effective band in the signal power distribution, direct an arc band power calculation unit (57e) to calculate power of an arc band when the electrical current/arc sensor (52) detects an arc, and then allow a power comparison/warning issuing unit (57f) to compare the power of the effective band of the effective band power calculation unit (57d) with the power of the arc band of the arc band power calculation unit (57e) and issue a warning signal when a different therebetween is greater than or equal to a critical point, thereby enabling presence of anomaly in an arc on a transmission line to be accurately determined.
Patent KR-20220170080-A (KR)
Title: Easy-to-operate non-face-to-face video complaint consultation system
Inventor: GOO SUN KUN
IPC: H04N5/232
Filed: 2021-06-22
Abstract: The present invention relates to an easy-to-operate non-face-to-face video civil complaint consultation system. The present invention comprises: multiple counselor terminals operated and used by each of the multiple counselors; a civil complaint terminal automatically performing a consultation request depending on the button selection of a complainant and then performing non-face-to-face video civil complaint consultation through a video call with the counselor terminal; and a consultation server including a function to form and operate a video call channel between any one of the counselor terminals and the civil complaint terminal in response to the consultation request from the civil complaint terminal, a function to receive and recognize the counselor's voice and the complainant's voice, converting the voice into text, and providing the text simultaneously to the counselor terminal and the civil complainant terminal, and a function to obtain counseling support materials related to a counseling content and guide the materials to the counselor terminal. The counselor terminal further includes a function to select at least one of the counseling support materials transmitted from the counseling server and display the material on the screen of the civil complaint terminal. Accordingly, a senior citizen will also be able to easily use a non-face-to-face video civil complaint counseling service.
Patent KR-20220170515-A (KR)
Title: Electronic device having a structure for generating sound through vibration of display
Inventor: SEUNGHOON LEE
IPC: H04R7/16
Filed: 2021-06-23
Abstract: According to various embodiments, an electronic device (400) comprises: a housing (410) including a first housing (411) facing a first direction and a second housing (412) facing a second direction opposite the first direction; a display (420) disposed on a surface of the first housing (411) facing the first direction; a window (430) disposed on a surface of the display (420) facing the first direction; a first adhesive member (440) disposed along the edge of a surface of the display (420) facing the second direction to attach the edge of the surface of the display (420) facing the second direction to the surface of the first housing (411) facing the first direction; and an actuator (450) located in the inner space of the housing (410) to be located closer to the second direction than the display (420) and generating sound by vibrating the display (420). Accordingly, the thickness of the electronic device can be reduced.
Patent KR-20230001276-A (KR)
Title: photovoltaic power inverting system for improving efficiency
Inventor: SON YOUNG OK
IPC: G05F1/67
Filed: 2021-06-28
Abstract: The present invention relates to a power conversion system for improving the imbalance phenomenon in string units of solar power generation, which comprises: module-integrated converters which generate power from incident light, are connected to the solar output terminal of each solar cell module in which a plurality of solar cells are arrayed and adjust the voltage output from the solar cell module and output it through the converting output terminal, and connected in series in string units; and an inverter which converts output voltage from module-integrated converters into AC power. The module integrated converter includes a voltage detection unit which detects the output voltage of the solar cell module, a current detection unit which detects the amount of current output from the solar cell module, a DC-DC converter which converts the voltage output from the solar cell module, and a terminal control unit which adjusts the switching duty of the switching element of the DC-DC converter to follow the maximum power point of the solar cell module using the voltage information detected by the voltage detection unit and the current information detected by the current detection unit. The power conversion system for improving the imbalance phenomenon in string units of solar power generation provides the advantage of improving power generation efficiency by compensating for the power generation imbalance of string-level solar cell modules.
Patent KR-20230005649-A (KR)
Title: Method of manufacturing sand blasting etched thermally tempered glass used for solar cell
Inventor: KIM KWANG HO
IPC: B65G49/06
Filed: 2021-07-01
Abstract: The present invention relates to a method for manufacturing thermally strengthened glass for a sand blasting etching solar module. The method for manufacturing the thermally strengthened glass for the sand blasting etching solar module of the present invention comprises: a particle spraying step in which a particle sprayer sprays a sand blasting etching particle; a sand blasting etching step in which the surface of the thermally strengthened glass is etched in a sand blasting manner by using a roller to move the thermally strengthed glass placed on a glass support at a constant speed within the particle sprayer; and a washing step in which a washing machine sprays a cleaning solution to clean the thermally strengthened glass which has been etched by the sand blasting. Accordingly, solar reflectance can be lowered without damaging the glass.
Patent KR-20230006990-A (KR)
Title: Three-dimensional semiconductor memory device and electronic system including the same
Inventor: HWANG SUNG MIN
IPC: H10B43/50
Filed: 2021-07-05
Abstract: The present invention relates to a three-dimensional (3D) semiconductor memory device, a manufacturing method thereof, and an electronic system including the same. The 3D semiconductor memory device of the present invention comprises: a substrate; a stacked structure including interlayer insulation films and gate electrodes stacked in turn on the substrate; vertical channel structures penetrating the stacked structures; a separation structure apart from the vertical channel structures, and filling a trench crossing the stacked structure, and including a spacer covering an inner side wall of the trench and a first conductive contact filling the inside of the trench surrounded by the spacer; an insulation film covering the substrate and the stacked structure; contact plugs penetrating the insulation film and connected to the gate electrodes of the stacked structure; and a second conductive contact apart from the stacked structure and penetrating the insulation film and connected to a peripheral circuit transistor. A lower surface of the first conductive contact is positioned at a level lower than that of a lower surface of the spacer. Therefore, electrical characteristics and reliability can be improved.
Patent KR-20230010120-A (KR)
Inventor: JEONG JIN ILL
IPC: H02K15/04
Filed: 2021-07-09
Abstract: The present invention relates to a motor coil winding machine with a coil bundle lowering device, and more specifically, to a motor coil winding machine with a coil bundle lowering device in which after a coil bundle wound on a forma is accommodated in an inserting tool and before the inserting tool is moved, a coil bundle is forcibly lowered to be completely accommodated in the inserting tool such that work efficiency is improved by preventing the coil bundle inserted into the inserting tool from being removed without permission. According to the present invention, after the coil bundle wound on the forma is accommodated in the inserting tool and before the inserting tool is moved, a pair of levers of the coil bundle lowering device approached from one side are located on an upper part of the coil bundle to force the coil bundle to be lowered and to be completely accommodated in the inserting tool such that work efficiency is improved by preventing the coil bundle inserted into the inserting tool from being removed without permission.
Patent KR-20230010305-A (KR)
Inventor: SHIN SEUNG MIN
IPC: E05B85/14
Filed: 2021-07-12
Abstract: The present invention relates to a vehicle door safety device. More specifically, the present invention relates to the vehicle door safety device preventing an accident where a finger is jammed between a door and a frame when closing the door. The vehicle door safety device comprises: the door; a window allowing a user to see the outside of the window; a handle opening and closing the door; and a safety device made of a material preventing an injury of the user when the finger is jammed.
Patent KR-20230010998-A (KR)
Title: COMPOSITION FOR MOISTURIZING SKIN COMPRISING Potentilla supina L. EXTRACT AS AN ACTIVE INGREDIENT
Inventor: YOON HYUN SEO
IPC: A61Q19/00
Filed: 2021-07-13
Abstract: The present invention relates to a composition for moisturizing the skin comprising a Potentilla supina L. extract as an active ingredient and, more specifically, to a composition which does not irritate the skin and has an excellent skin moisturizing effect. The composition according to the present invention can be provided as a cosmetic composition which does not irritate the skin when applied to the skin, thereby not causing skin problems. In addition, the composition can be used even if users have environmental skin diseases by including ingredients derived from natural substances, and can exhibit an excellent skin moisturizing effect. Also, the composition can be provided as a food composition, thereby exhibiting a skin moisturizing effect by ingestion.
Patent KR-20220079412-A (KR)
Title: 펨토초 펄스 레이저 장치
Inventor: DONG HOON SONG
IPC: H01S3/00
Filed: 2021-07-15
Abstract: 본 발명은 펨토초 펄스 레이저 장치를 개시한다. 그의 장치는 펌프 광을 제공하는 펌프 광원, 상기 펌프 광을 이용하여 레이저 광의 이득을 획득하는 이득 매질, 상기 이득 매질의 양측들에 제공되는 제 1 및 제 2 곡면 미러들, 상기 레이저 광의 일부를 투과하고, 상기 레이저 광의 다른 일부를 상기 이득 매질에 반사하는 출력 미러, 상기 레이저 광의 펨토초 펄스를 생성시키는 모드 잠김부, 및 상기 이득 매질 내에 음파를 제공하여 상기 레이저 광의 자기 위상 변조를 조절하는 음파 생성부를 포함한다.
Patent KR-20230016822-A (KR)
Inventor: LEE KANG MIN
IPC: A45F3/04
Filed: 2021-07-27
Abstract: The present invention relates to a backpack that can be easily fixed and hung by comprising an adsorption unit unlike existing backpacks. The present invention has an effect of preventing a backpack from getting dirty when the backpack is placed on the floor since the backpack can be fixed or hung at any time. In addition, there is an effect of making the storage of the backpack more convenient.
Patent KR-20230017694-A (KR)
Title: Autonomous driving AI personality learning system and method
Inventor: PYUN BEOM JOON
IPC: B60W50/00
Filed: 2021-07-28
Abstract: An autonomous driving AI personality learning system according to one embodiment of the present invention comprises: a motion determination module that enables each driving motion to be determined for each of a plurality of personality types in a traffic situation; an evaluation module that evaluates according to a plurality of determination criteria for the driving motion of one among the plurality of personality types; a selection module that selects at least one personality type evaluated in the evaluation module; and a learning module that learns autonomous driving decision determination with the personality type selected by the selection module. Therefore, the present invention is capable of minimizing an autonomous driving AI error.
Patent KR-20230018023-A (KR)
Title: Display device and driving method thereof
Inventor: KYUJIN KIM
IPC: G09G5/10
Filed: 2021-07-29
Abstract: The present invention relates to a display device and a driving method thereof. The display device includes: a display panel for implementing an input image across a first subpixel region and a second subpixel region; a display panel driver for inputting pixel data of the input image to pixels of the display panel; a light source disposed under the display panel to overlap the second pixel region; and a control unit for driving the light source in an emission permitting set within a non-driving period of the pixels disposed in at least a portion of the second pixel region. Accordingly, an abnormal operation of a pixel circuit due to infrared rays in the second pixel region can be prevented.
Patent KR-20230019542-A (KR)
Inventor: WOO CHANGJUNG
IPC: C02F1/40
Filed: 2021-08-02
Abstract: A method of removing underwater algae, according to the present invention, removes algae in water by spraying andesite powder obtained by pulverizing feldspathic porphyritic andesite with an elemental content of SiO_2 of 60 % or less, Al_2O_3 of 20 % or less, Fe_2O_3 of 7 % or less, CaO of 8 % or less, MgO of 3 % or less, and TiO_2 of 2 % or less. Accordingly, the method of removing underwater algae, according to the present invention, can be more efficient than the algae removal method using red clay.
Patent KR-20230023269-A (KR)
Title: 3-terminal diagonal memtransistor system, apparatus and method for convolution network processing using the same
Inventor: GUNUK WANG
IPC: H10B63/00
Filed: 2021-08-10
Abstract: Disclosed are a diagonal memtransistor system capable of increasing the efficiency of the whole system by reducing time and energy consumed for convolution calculation and pooling procedures, and a manufacturing method thereof, and a convolution network calculation apparatus and method using the diagonal memtransistor system. In accordance with one embodiment of the present invention, the diagonal memtransistor system includes: a plurality of source electrode lines formed in a first direction, and arranged along a second direction different from the first direction; a plurality of drain electrode lines formed in the second direction, intersecting with the source electrode lines, having an intersection area intersecting with the source electrode lines and stacked on the source electrode lines, and arranged along the first direction; a plurality of synapse elements including a semiconductor layer provided in intersection areas between the plurality of source electrode lines and the plurality of drain electrode lines, and a control layer for controlling the Fermi level of the intersection area of the drain electrode lines; and at least one diagonal gate electrode line formed in a diagonal direction between the first direction and the second direction, intersecting with the source electrode lines and the drain electrode lines in the intersection area, and stacked on the control layer.
Patent KR-20220030884-A (KR)
Title: Display device
Inventor: MIN BYUNG SAM
IPC: G09G3/3291
Filed: 2021-08-18
Abstract: A display device according to an embodiment of the present invention comprises: a display panel on which a plurality of pixels including first sub-pixels, second sub-pixels, third sub-pixels, and fourth sub-pixels of different colors are disposed; a data driving unit for supplying a data voltage to a plurality of pixels through a plurality of data wires by using a sensing result of the pixels through a first reference voltage wire and a second reference voltage wire; and a gate driver for supplying gate signals to a plurality of pixels through a plurality of gate wires. The first sub-pixels are arranged in (8k-7)^th columns and (8k-3)^th columns. The second sub-pixels are arranged in (8k-6)^th columns and (8k-2)^th columns. The third sub-pixels are arranged in (8k-5)^th columns and (8k-1)^th columns. The fourth sub-pixels are arranged in (8k-4)^th columns and (8k)^th columns. Each of the data wires is branched into a plurality of sub-data wires. Each of the sub-data wires is connected to a plurality of sub-pixels of the same color. The first reference voltage wire is connected to a plurality of first sub-pixels arranged in (8k-7)^th columns, a plurality of second sub-pixels arranged in (8k-6)^th columns, a plurality of third sub-pixels arranged in (8k-5)^th columns, and a plurality of fourth sub-pixels arranged in (8k-4)^th sub-pixels. The second reference voltage wire is connected to a plurality of first sub-pixels arranged in (8k-3)^th columns, a plurality of second sub-pixels arranged in (8k-2)^th columns, a plurality of third sub-pixels arranged in (8k-1)^th columns, and a plurality of fourth sub-pixels arranged in (8k)^th sub-pixels. Accordingly, a sensing time of a plurality of sub-pixels can be reduced.
Patent KR-20230029032-A (KR)
Title: 에어 벤트 홀을 포함하는 전자 장치
Inventor: JUNG MINSU
IPC: G06F1/16
Filed: 2021-08-23
Abstract: 본 문서에 개시된 다양한 실시예에 따르면, 전자 장치는, 상기 전자 장치의 전면과 후면 사이에 배치된 제1 지지 부재와, 상기 제1 지지 부재가 배치된 영역의 적어도 일부를 둘러싸게 배치된 측면 구조를 포함하는 하우징, 상기 측면 구조의 외측면으로부터 상기 측면 구조의 적어도 일부를 관통하여 상기 하우징의 내부 공간으로 연장된 제1 개구, 상기 제1 개구의 일측에 배치되며, 상기 측면 구조의 외측면으로부터 상기 측면 구조의 적어도 일부를 관통하여 상기 하우징의 내부 공간으로 연장된 제2 개구, 상기 제2 개구의 내벽으로부터 연장되며 한 단부가 상기 제1 지지 부재의 어느 한 면으로 노출된 벤트 홀(vent hole), 및 적어도 부분적으로 상기 제2 개구에 수용된 방수 부재를 포함하고, 상기 방수 부재는, 상기 제2 개구의 내부에서 직선 왕복 운동 가능하게 배치된 핀 부재, 및 상기 핀 부재의 외주면에서 돌출되어 상기 핀 부재의 외주면과 상기 제2 개구의 내벽 사이를 밀봉하도록 구성된 적어도 하나의 방수 링을 포함하고, 상기 벤트 홀의 다른 단부가 상기 방수 링과 상기 측면 구조의 외측면 사이에서 상기 제2 개구의 내부로 노출될 수 있다. 이외에도 다양한 실시예가 가능하다.
Patent KR-20230029250-A (KR)
Inventor: KIM KWANG YONG
IPC: B64C21/04
Filed: 2021-08-24
Abstract: 본 발명은 외부에서 유체를 유입하는 입구부와, 상기 입구부의 후단에 연결되고, 상기 입구부를 통해 유입된 유체를 진동하는 제트기류로 토출하는 혼합실과, 상기 혼합실의 내부를 따라 유동하는 유체의 일부를 상기 혼합실의 유입구측으로 유동시켜, 상시 유입구측에서 공급되는 유체에 진동을 발생하는 피드백 유로, 및 상기 혼합실의 후단에 연결되고, 상기 혼합실의 중심선을 기준으로 일방향으로 절곡되어 상기 혼합실에서 유출되는 제트기류를 절곡된 방향으로 토출하는 출구부를 포함하여, 항공기의 날개에 구비되고, 상기 항공기의 날개에 진동하는 제트기류를 토출시켜, 토출된 진동하는 제트기류에 의해 항공기의 날개에 발생하는 유동박리가 제어됨에 따라, 항공기 날개의 양력 및 공력성능을 향상시킬 수 있는 출구가 굽은 유체 진동기 및 그 출구가 굽은 유체 진동기를 구비한 에어포일을 제공한다.
Patent KR-20230030290-A (KR)
Inventor: DONGWAN CHOI
IPC: G06N3/04
Filed: 2021-08-25
Abstract: 네트워크 프루닝 기법을 통해 경량화 된 신경망에 대한 데이터와 미세 조정 학습이 필요 없는 성능 복구 방법 및 장치가 제시된다. 본 발명에서 제안하는 네트워크 프루닝 기법을 통해 경량화 된 신경망에 대한 데이터와 미세 조정 학습이 필요 없는 성능 복구 방법은 사전학습된 합성곱 신경망의 레이어에서 제거되는 필터와 보존되는 필터간의 선형관계를 이용하여 손상된 필터를 나타내는 단계, 배치 정규화 레이어와 활성화 레이어에 따른 상기 손상된 필터로 인한 손실 함수를 정의하는 단계 및 상기 손실함수를 최소화하는 계수값을 전달행렬의 요소값으로 나타내어 사전학습된 합성곱 신경망의 필터와 프루닝 행렬의 연산을 수행함으로써 프루닝으로 압축된 신경망의 성능을 복구하는 단계를 포함한다.