baber/WOPTO huggingface dataset:
Patent KR-20200086141-A (KR)
Inventor: KIM JUNG AH
IPC: C09K11/04
Filed: 2019-01-08
Abstract: The present invention relates to an etchant composition for silicon nitride, comprising: about 0.01 part by weight to about 0.5 part by weight of colloidal silica; about 0.01 part by weight to about 30 parts by weight of an ammonium additive; and about 20 parts by weight to about 50 parts by weight of a solvent, with respect to 100 parts by weight of inorganic acid. When the etchant composition for silicon nitride is used, the silicon nitride can be etched and removed at a high speed while having excellent etching selectivity even at a high temperature.
Patent KR-20200086512-A (KR)
Title: Method and apparatus for backscatter communication in pattern-based demodulation
Inventor: JEONG BYUNG JANG
IPC: H04L27/144
Filed: 2019-01-09
Abstract: Embodiments of the present invention may provide a technology capable of dynamic demodulation of a backscatter communication signal without using a threshold by determining signal information based on a pattern of a communication signal. According to the present invention, disclosed are a backscatter communication method using a pattern-based demodulation scheme and an apparatus thereof. According to an embodiment of the present invention, the backscatter communication method comprises the steps of: receiving a communication signal; and demodulating the communication signal on the basis of the slope of the communication signal corresponding to the boundary of a predetermined time interval for each predetermined time interval.
Patent KR-20200087041-A (KR)
Inventor: MYUNGJIN CHUNG
IPC: F25D23/06
Filed: 2019-01-10
Abstract: The present invention relates to a refrigerator capable of controlling a plurality of storage spaces in different temperature ranges as much as possible. According to an embodiment, the refrigerator includes: a cabinet having an inner case in which the storage space is formed; and a partition member that divides the storage space into a first space and a second space, wherein the inner case includes a first body facing the first space and a second body facing the second space, and at least one hole is formed between the first body and the second body.
Patent KR-20200087589-A (KR)
Inventor: JEONG JIN HOON
IPC: G01V3/08
Filed: 2019-01-11
Abstract: The present invention relates to a mobile electromagnetic survey device which performs electromagnetic survey on a lower portion of the ground while moving along the ground. The mobile electromagnetic survey device comprises: a mobile unit configured to drive on the ground and including electromagnetic survey equipment arranged thereon; a position measurement unit measuring a position of electromagnetic survey by the electromagnetic survey equipment and outputting a signal corresponding to the measured position; a display unit arranged on one side of the mobile unit and informing a user of a measured value of the electromagnetic survey equipment; an adjustment unit adjusting a horizontal state of the electromagnetic survey equipment according to the height of the electromagnetic survey equipment and an inclination degree of the ground on which the electromagnetic survey equipment moves; and a power supply unit supplying power necessary to operate the mobile unit, the position measurement unit, the display unit and the adjustment unit. The present invention is equipped with a mobile means capable of moving, by using power, equipment which performs electromagnetic survey on the ground and can perform electromagnetic survey on the ground by driving the mobile means along an area to be surveyed. When the present invention performs electromagnetic survey by setting the height of the electromagnetic survey equipment, the present invention converts a measurement depth according to a set height and informs the user of a converted measurement depth. When the slope of an area, in which the mobile means moves, is changed, the horizontal survey equipment maintains the horizontality.
Patent KR-20190008395-A (KR)
Inventor: SEO CHANG KEUN
IPC: B41J29/38
Filed: 2019-01-15
Abstract: Disclosed is a CRUM unit mountable in an image forming apparatus. The CRUM unit capable of reducing the number of connection terminals between image forming apparatuses comprises: a decoding unit converting a first clock signal received from an image forming apparatus into a second clock signal; and a control unit managing a memory unit based on the second clock signal. The first clock signal is divided into a data interval and an idle interval having different pulse widths. The second clock signal is a clock signal maintained with a high value of a low value in the idle interval.
Patent KR-20190094098-A (KR)
Title: Storage control device and storage control method
Inventor: TAKEDA KAZUYA
IPC: G06F12/02
Filed: 2019-01-18
Abstract: A storage control device includes a processor reading a group recording area in which data blocks are arranged and storing the group recording area in a buffer area from a storage medium. The processor releases a part of the payload area for each data block arranged in a first group recording area stored in a first buffer area. The part of the payload area stores invalid data. The processor performs data refilling to perform garbage collection. The data refilling is performed by moving valid data stored in payload to charge the valid data in front using the released part and updating an offset included in a header stored at a position represented by index information corresponding to the valid data moved in a header area without a change in the position represented by the index information corresponding to the moved valid data. The header area is included in the data blocks.
Patent KR-20200092546-A (KR)
Inventor: LEE YONG DOO
IPC: A23B7/10
Filed: 2019-01-25
Abstract: An embodiment of the present invention relates to an apparatus for salting vegetables to secure a wide space for arranging parts. According to one aspect of the present invention, the apparatus for salting vegetable comprises: a fixed shaft; a drum coupled to the fixed shaft to rotate around the fixed shaft and including a space part formed therein and an opening allowing the space part to communicate with the external area; a cover detachably coupled to the opening; a driving motor disposed outside the drum to provide rotational driving force to the drum; an opening/closing member selectively coupled to the cover to separate the cover from the drum or couple the cover to the drum; and a rotational support unit coupled to the outer surface of the drum to rotate with the drum and receiving the rotational driving force from the driving motor.
Patent KR-20200092703-A (KR)
Inventor: CHANYOUNG JEONG
IPC: F21V15/01
Filed: 2019-01-25
Abstract: The present invention relates to a cover for a lighting device and a smart surface manufacturing method thereof. The method for treating a surface of an aluminum alloy housing or a cover for a lighting device by hydrophobicity of the present invention implements a shape, a diameter and a density of a blow hole of an anodized aluminum layer formed on an aluminum alloy surface through anodized voltage and time control in various shapes such as a pillar-on-pore, thereby having an economic effect in which an aluminum alloy having a controlled three-dimensional anodized thin film structure can be manufactured at a low cost within a short time. The aluminum alloy having the controlled anodized thin film structure manufactured by the method can have excellent super hydrophobic properties, corrosion resistance and heat conductivity to be used as the housing or the cover for a lighting device.
Patent KR-20200097034-A (KR)
Inventor: HAN JUN SOO
IPC: A61P31/00
Filed: 2019-02-07
Abstract: The present invention relates to an integrated band including: an adhesive tape unit (10) adhered to the skin; a medical gauze unit (20) for protecting an affected portion by being mounted on a central part of the adhesive tape unit (10); an air capsule (30) that is formed on the upper side of the medical gauze unit (20) and has an ointment for injury treatment that a user can press and burst.
Patent KR-20200098953-A (KR)
Title: Cover for protecting the insulation of the pipe
Inventor: JEON SANG CHAN
IPC: F16L59/147
Filed: 2019-02-13
Abstract: The present invention relates to a cover for finishing an insulating material of a pipe, which covers the outside of an insulating material covering the outside of a cooling or heating pipe to simply finish the same. To this end, the cover for finishing an insulating material of a pipe of the present invention comprises a cylindrical body (100) having an opening (110) in a longitudinal direction to be fitted into the outer circumference of an insulating material (20) mounted on the outside of a pipe (10). A fitting hole (130) is formed on one side of the body (100) in a circumferential direction, and a fitting unit (120) fitted into the fitting hole (130) protrudes from an end of the other side in the circumferential direction. The fitting unit (120) is integrally formed at an end of a connection unit (121) formed by extending from the end of the other side of the body (100) in the circumferential direction, but is formed to have the width wider than that of the connection unit (121), and has one or more locking protrusions (122) to protrude therefrom.
Patent KR-20200098999-A (KR)
Title: Cell culturing system including ultrasound transducer
Inventor: CHOI HONG SOO
IPC: C12M1/00
Filed: 2019-02-13
Abstract: According to the present invention, provided is a cell culture system including an ultrasonic transducer. The system comprises: a main body part; a power supply part installed in the main body part and receiving power from the outside; an oscillator part electrically connected to the power supply part and generating ultrasonic waves by a voltage applied from the power supply part; a receiving plate part disposed above the oscillator part and accommodating at least one cell; and a photographing part disposed above the receiving plate part and capturing an image by photographing the receiving plate part. The ultrasonic waves generated by the oscillator part are transmitted to the cells so that ultrasonic stimulation is provided to the cells. Accordingly, cell culture mechanisms can be analyzed while the ultrasonic stimulation is applied to the cells.
Patent KR-20200100338-A (KR)
Inventor: KYU HONG HWANG
IPC: A01G9/14
Filed: 2019-02-18
Abstract: The present invention relates to a sensor capable of monitoring an environmental condition, risk, and status around a green house by measuring a size (force) acting on the green house, such as snow, rain, and wind outside the green house. According to the present invention, there is an effect of being able to measure various pressures (snow amount, snow weight, strong wind, etc.) applied to the green house, and it is easy to install in various structures regardless of a structure of the green house. The green house external force measurement sensor comprises: a first rotation unit (1100); a second rotation unit (1200); a third rotation unit (1300); a fixed hook (1400); and a magnetic force sensing unit (1500).
Patent KR-20190106769-A (KR)
Title: Electronic apparatus and method for diplaying object in electronic apparatus
Inventor: MCHUGH ANDREW
IPC: H04N13/383
Filed: 2019-03-06
Abstract: Provided are a method, an electronic device and a computer readable medium. The method comprises operations of identifying a plurality of virtual objects to output the same to a display of an electronic device wherein the plurality of virtual objects contain priority levels, respectively. The method further comprises an operation of determining a virtual object to correct an appearance by comparing a priority level of one object among the plurality of virtual objects with priority levels associated with other objects among the plurality of virtual objects. In response of the determination of a virtual object to correct an appearance, the method further comprises an operation of correcting an appearance of the determined virtual object. The method additionally comprises an operation of rendering the plurality of virtual objects containing the virtual object correcting the appearance in a display of the electronic device. Accordingly, the present invention corrects one virtual object to prevent chaos for a virtual object displayed to a user when displayed virtual objects overlap each other.
Patent KR-20200107283-A (KR)
Inventor: PAEK HYUN
IPC: H02M3/07
Filed: 2019-03-07
Abstract: According to one embodiment of the present invention, provided is a negative voltage circuit, which comprises: a first charge pump circuit which operates during a start mode and generates a negative voltage by performing first charge pumping using a first current; and a second charge pump circuit which operates during a normal operation mode after the start mode and uses a second current to perform second charge pumping to generate a negative voltage. The first current is configured to be a current larger than the second current so that the first charge pumping speed is faster than the second charge pumping speed.
Patent KR-20190109254-A (KR)
Title: Polishing pad and method for manufacturing the same
Inventor: NAGASHIMA TAKUMI
IPC: B24D18/00
Filed: 2019-03-08
Abstract: In the manufacturing step of a polishing pad or a preservation pad, the residual buff powder in the bubble space opened by the buffing process of the wet-formed polyurethane bubble sheet is reduced, thereby reducing the micro-defects and the adhesion defects in the polished object. In the polishing pad comprising the polyurethane bubble sheet containing a plurality of bubbles formed by wet film formation, the number of islands present on a sea portion, when the bubble space is the sea portion, is 70 or less within a measurement area of 16.4 mm^2 in a tomographic image having a depth of 100 μm from the surface measured by three-dimensional measurement X-ray CT of the polyurethane bubble sheet.
Patent KR-20190109256-A (KR)
Title: Liquid container and Management system
Inventor: WATANABE TOSHIYUKI
IPC: G01K1/02
Filed: 2019-03-08
Abstract: The present invention improves convenience while considering hygiene. A liquid container comprises: a first temperature sensor measuring temperature around the inside of a container in a non-contact manner with liquid in a container main body; a second temperature sensor measuring temperature of an environment in which the container is installed in the non-contact manner with the liquid in the container main body; and a calculation processing unit estimating liquid temperature in the container based on the temperature around the inside of the container measured by the first temperature sensor and the temperature of the environment measured by the second temperature sensor.
Patent KR-20200109070-A (KR)
Title: An eletrolyte for negative electrode and redox flow battery comprising the same
Inventor: SON HO YEON
IPC: H01M8/18
Filed: 2019-03-12
Abstract: The present invention relates to a negative electrode electrolyte for a zinc-iron redox flow battery including a tetraalkylammonium compound as an additive and a zinc-iron redox flow battery including the same.
Patent KR-20200112040-A (KR)
Inventor: KIM YOUNG HOON
IPC: G11C7/22
Filed: 2019-03-20
Abstract: Provided is a semiconductor device including a calibration circuit which can generate a strobe signal having an accurate duty ratio. The semiconductor device comprises: a transmission circuit sequentially outputting pulses corresponding to first to N^th output clocks to a data strobe pad in a training mode; a reception circuit generating a rising signal and a falling signal respectively activated on a rising edge and a falling edge of the pulse input to the data strobe pad; a calibration circuit sequentially storing a detection code corresponding to a phase difference between the rising signal and the falling signal in the first to N^th registers in accordance with a section signal to calculate an average value of first to N^th storage values, and re-storing the deviation of the average value and the first to N^th storage values in the first to N^th registers; and a clock generation circuit using re-storage values of the first to N^th registers to correct a duty ratio of the first to N^th output clocks.
Patent KR-20200113143-A (KR)
Inventor: KWAK YONG JIN
IPC: G06Q50/10
Filed: 2019-03-23
Abstract: The present invention relates to a language learner speaking correction system using audio information and speech recognition results and, more specifically, to a system for writing, displaying, and generating feedback of speaking which corrects speaking content and pronunciation of a learner to notify the learner to allow the learner to learn speaking alone while learning a language. The language learner speaking correction system using audio information and speech recognition results helps a learner to effectively improve speaking proficiency by correcting pronunciation of spoken content practiced by the learner and the learning efficiency of the learner, links speaking content and pronunciation to comprehensively and effectively correct the speaking content and pronunciation, suggests a method of effectively displaying correction content for self-learning by the learner, and performs practice suitable for the learning tendency and level of each learner.
Patent KR-20200113603-A (KR)
Inventor: MOON GYEONG JUN
IPC: G06Q10/10
Filed: 2019-03-26
Abstract: The present invention relates to a system for recommending a customized hospital for each disease, checking medical expenses and further informing whether it is insured or not according to the disease. The system is performed in systems including a customer terminal, a webzine management center server, a management center terminal, and an insurance agent terminal. In order to resolve the imbalance of hospital information, information on whether a hospital is excellent or not and medical expense information are provided so that a customer who uses the system can protect a right as a consumer by reasonably selecting a hospital.
Patent KR-20200115922-A (KR)
Inventor: YEONTAEK LEE
IPC: A46B13/00
Filed: 2019-03-29
Abstract: The present invention relates to a bubble cleansing device, which is configured by comprising: a brush head; a vibration means for vibrating the brush head by a vibration motor; a manual pumping device for pumping a predetermined amount of a cleansing solution by pressing a container; a bubble generating means for generating the pumped solution as bubbles and supplying the same to a bubble discharge hole of the brush head; and a motor driving part for controlling the bubbles to be supplied to brush bristles by vibrating the brush head and generating the bubbles. The bubble cleansing device supplies bubbles between brush bristles by pressing the container, and vibrates the brush head by driving the vibration motor to improve a cleansing effect.
Patent KR-20200116677-A (KR)
Title: Cosmetic vessel
Inventor: KIM SEONG YOENG
IPC: A45D34/04
Filed: 2019-04-02
Abstract: The present invention provides a cosmetic container comprising: a container body including a neck part; a stem housing including a through-hole therein; an annular first sealing member disposed inside the stem housing; a first cap fastened to the neck part to fix the stem housing to the neck part; a second cap fastened to the outside of the first cap and to the container body; and a stem disposed inside the through-hole, including a flow path therein, and disposed to be linearly movable in a vertical direction through the first sealing member inside the stem housing. The stem includes a hole communicating the outside and the inside of the stem. The inner circumferential surface of the first sealing member is in contact with the surface of the stem. The stem housing is divided into a first space part and a second space part by the first sealing member in the vertical direction. The first space part is in communication with the outside, and the second space part is in communication with the container body. When the stem moves and the hole is located in the second space part, the first space part and the second space part communicate by the hole. When the stem moves and the hole is located in the first space part, the space between the first space part and the second space part is sealed.
Patent KR-20190041989-A (KR)
Title: Solar cell manufacturing method and solar cell
Inventor: DAEYONG LEE
IPC: H01L31/18
Filed: 2019-04-15
Abstract: The present invention relates to a solar cell manufacturing method and a solar cell. According to an embodiment of the present invention, the solar cell manufacturing method includes: a step of forming a dopant layer on a side of a semiconductor substrate; a step of selectively etching the dopant layer located in a first area of the semiconductor substrate; a step of forming a conductive area by treating the semiconductor substrate with heat; a step of removing the rest of the dopant layer; and a step of forming a first electrode in a second area of the semiconductor substrate and forming a second electrode on the other side. Through the thermal treatment step, a low-concentration doping part is formed in the first area and a high-concentration doping part is formed in the second area. Moreover, according to an embodiment of the present invention, the solar cell includes: a semiconductor substrate; a first conductive area including the low-concentration and high-concentration doping parts on a side of the semiconductor substrate; and first and second electrodes in the first conductive area. The semiconductor substrate includes first and second areas. In each of the first areas, the low-concentration and high-concentration doping parts are located and in each of the second areas, the high-concentration doping part is located. The low-concentration and high-concentration doping parts located in the first area are placed longitudinally in a second direction intersecting with the first direction.
Patent KR-20200130759-A (KR)
Title: Zero Shot Recognition Apparatus for Automatically Generating Undefined Attribute Information in Data Set and Method Thereof
Inventor: BYUN HYE RAN
IPC: G06K9/46
Filed: 2019-04-25
Abstract: The embodiments provide a zero shot recognition method which generates characteristic information of a class which is viewed for the first time, and generates pseudo-feature information of a class which is viewed for the first time and not defined by a user from the characteristic information, so as to recognize different classes for an image or a video of the class which is viewed for the first time, and a device thereof.
Patent KR-20200124902-A (KR)
Title: portable denture
Inventor: YOON HYUN SEUNG
IPC: B26B13/06
Filed: 2019-04-25
Abstract: The present invention relates to portable dentures. The portable dentures realize a portable food crusher as multi-blade scissors. According to the present invention, the portable dentures, which are the portable food crusher, allow a person who has bad teeth to easily eat food.