baber/WOPTO huggingface dataset:
Patent KR-20220023178-A (KR)
Title: Wireless device and wireless communication method using the same
Inventor: KIM DAE HYUN
IPC: H04W12/06
Filed: 2020-08-20
Abstract: A wireless device according to an embodiment of the present invention comprises: an input unit for receiving access information including an SSID and a password from a user terminal in a SoftAP mode; a control unit for changing values of a beacon interval (BI) and DTIM from a first set value to a second set value having a value greater than the first set value in the SoftAP mode when the access information is input; an output unit for broadcasting a second beacon frame generated based on the second set value; and a connection performing unit for performing a connection process with a wireless AP using the access information when the SoftAP mode is switched to a Station mode after the first set value is changed to the second set value. The control unit switches from the Station mode to the SoftAP mode based on the delay time according to the second set value and maintains the SoftAP mode or switches back from the SoftAP mode to the Station mode according to a communication connection result with the wireless AP. Accordingly, product manufacturing costs can be reduced.
Patent KR-20220026423-A (KR)
Inventor: LEE SANG JUN
IPC: G06T15/20
Filed: 2020-08-25
Abstract: Disclosed is a three-dimensional reconstruction device. According to one aspect of the technical idea of the present disclosure, the three-dimensional reconstruction device includes: an event trigger module for determining whether to perform three-dimensional reconstruction; a motion estimation module for acquiring motion information; and a reconstruction module for receiving a first front image of a first viewpoint and a second front image of a second viewpoint, and acquiring three-dimensional coordinate values of a camera coordinate system based on the first front image and the second front image. Each of the first front image and the second front image may include a plurality of planes perpendicular to the ground and each including a plurality of feature points.
Patent KR-20220029885-A (KR)
Title: Car Front Airbag
Inventor: BAE KI HYUN
IPC: B60R19/20
Filed: 2020-09-02
Abstract: The present invention relates to a safety device which supplements disadvantages of an airbag protecting only an inner passenger to protect not only the inner passenger but also a vehicle and a victim of a traffic accident.
Patent KR-20220030094-A (KR)
Inventor: KUN YOUNG SONG
IPC: B23Q7/04
Filed: 2020-09-02
Abstract: A plate turnover apparatus is disclosed. The plate turnover apparatus includes: first and second reversing tables provided on both sides of an upper part of a body frame, respectively; a hinge part axially combining the first and second reversing tables such that the first and second reversing tables can be individually rotated around a rotation axis of each one; a first cylinder generating a driving force to rotate the first reversing table around a first rotation axis; a second cylinder generating a driving force to rotate the second reversing table around a second rotation axis; and driving force delivery parts interposed between the first cylinder and the first reversing table, and between the second cylinder and the second reversing table, respectively, in order to deliver the driving force generated from the first or second cylinder to the first or second reversing table corresponding thereto. Therefore, the present invention is capable of preventing damage to the plate turnover apparatus caused by repeated impacts.
Patent KR-20220031183-A (KR)
Inventor: CHEON WOO YOUNG
IPC: H02J7/00
Filed: 2020-09-04
Abstract: Disclosed is a passive cell balancing device using an LED. According to the present invention, the surplus power of a battery cell overcharged compared to a surrounding battery cell is consumed through a light emitting unit so that a voltage variation between battery cells is reduced, and heat generation of the light emitting unit can be suppressed by controlling the power of the light emitting unit.
Patent KR-20220031227-A (KR)
Title: Low viscosity solid propellant composition
Inventor: PARK SUNG JUN
IPC: C06B45/10
Filed: 2020-09-04
Abstract: The present invention provides a solid propellant composition including a first oxidizing agent having an average particle size of 450 to 350 μm as an oxidizing agent, a second oxidizing agent of 150 to 250 μm, and a third oxidizing agent of 3 to 10 μm at a weight ratio of 3 to 3.4 : 3 to 3.4 : 3.2 to 3.8.
Patent KR-20210036269-A (KR)
Title: Method for Forming Wrinkles on Two dimensional Material or Thin Film
Inventor: PARK WON IL
IPC: C01B32/194
Filed: 2020-09-15
Abstract: The present invention relates to a method for forming wrinkles on a two-dimensional material. According to the present invention, by a simple process of forming a pattern of holes on a surface of a two-dimensional material and making a solvent permeate thereinto, followed by evaporation, a desired shape of a wrinkle is formed at a desired position, and at the same time the remaining part is flattened. Therefore, additional properties can be provided to the two-dimensional material.
Patent KR-20220037205-A (KR)
Title: Apparatus for roll stamping
Inventor: KIM DON GUN
IPC: B21D5/08
Filed: 2020-09-17
Abstract: The present invention relates to a roll stamping device capable of expanding the shape range of a product without limitation due to, for example, the radius of curvature or height of a variable cross section, etc. The roll stamping device comprises an inclined roll set including a first rotary roll and a second rotary roll that rotate while facing each other, have fixed positions and angles, and are inclined with respect to a moving material. A first molding part for molding the material is formed on an outer surface of the first rotary roll, and the first molding part includes a first groove in a circumferential direction inclined at an oblique angle rather than a right angle with respect to the rotational axis of the first rotary roll. A second molding part for molding the material is formed on the outer surface of the second rotation roll, and the second molding part includes a first protrusion in the circumferential direction inclined at an oblique angle rather than a right angle with respect to the rotation axis of the second rotation roll. The first molding part and the second molding part may have shapes that correspond to each other and are combined with each other.
Patent KR-20200113178-A (KR)
Inventor: KIM SUN MIN
IPC: H04S3/02
Filed: 2020-09-18
Abstract: Disclosed is a method for rendering an audio signal, which comprises the steps of: receiving a plurality of input channel signals including a height input channel signal; generating a parameter for phase alignment on the basis of the input channel signals; modifying a down-mix matrix on the basis of the parameter for phase alignment so as to align a phase for a first frequency range of the input channel signals; and downmixing the input channel signals to a plurality of output channel signals on the basis of the modified down-mix matrix. The first frequency range is less than 2.8 kHz and greater than 10 kHz, and the height input channel signal is identified based on altitude information. The modified down-mix matrix includes a first down-mix matrix for a general scene and a second down-mix matrix for a highly decorrelated broadband scene. Also, the downmixing is performed by one of the first and second down-mix matrixes selected in accordance with a received flag. According to the present invention, an increase in the computation amount and a decrease in altitude sensation which may occur when mixing is performed in accordance with an active down-mixing scheme can be minimized.
Patent KR-20220038205-A (KR)
Inventor: HWANG HEE YEON
IPC: G09F9/30
Filed: 2020-09-18
Abstract: The present invention relates to a flexible substrate, a manufacturing method thereof, and a display device comprising the same, and more specifically, to a flexible substrate which comprises: a first polymer layer comprising a first polymer; a second polymer layer comprising a second polymer and positioned on an upper part and a lower part of the first polymer layer, respectively; and a first interfacial cross-linked layer positioned between the first polymer layer and the second polymer layer and comprising a first cross-linked polymer having a network structure in which the first polymer and the second polymer are cross-linked, wherein the rigidity of the first polymer layer is greater than that of the second polymer layer and the ductility of the second polymer layer is greater than that of the first polymer layer.
Patent KR-20220038208-A (KR)
Title: method for controlling carrier transportation apparatus
Inventor: CHOI JIMIN
IPC: G05D1/02
Filed: 2020-09-18
Abstract: The present invention discloses a control method of a carrier transport device. The control method thereof comprises: a step of planning a movement of the carrier transport device; a step of obtaining nodes of a rail on which the carrier transport device is moved; a step of determining whether there is a curve section between the nodes; a step of additionally designating a virtual node within the curve section if there exists the curve section; and a step of driving the carrier transport device using the nodes and the virtual node. Therefore, the present invention is capable of improving a space efficiency of a fabrication line.
Patent KR-20220040525-A (KR)
Inventor: PARK SEONGMIN
IPC: B09C1/08
Filed: 2020-09-23
Abstract: The present invention relates to an underground pollutant treatment device using wind energy. The underground pollutant treatment device using wind energy comprises: a compressed air providing part to compress air using wind energy; an air tank to store the compressed air from the compressed air providing part; a concentration detector to detect underground pollutant in a state fixed to the ground; an analyzing unit for receiving and analyzing concentration information from the concentration detector; a controller to control the compressed air providing part; an air blower fixe to the ground for receiving air from the air tank to blow the air to a periphery; and an odor removing part for inhaling and purifying a part of air blown from the air blower to exhaust the purified air to an atmosphere. In the underground pollutant treatment device using wind energy, the concentration detector detects concentration of underground heavy metal to transmit detected information to a manager in a wireless scheme so that the manager may immediately take suitable action. Further, since an iron oxidized zone is formed by spraying air and oxidizer, deposition of manganese and absorption efficiency are increased to improve selectivity of oxides and removing efficiency of underground complex pollutant. In addition, wind energy is used for air injection so it is eco-friendly.
Patent KR-20220046775-A (KR)
Inventor: YOO DONG KWAN
IPC: E05B79/06
Filed: 2020-10-08
Abstract: Provided is an inside handle unit having a damper for preventing noises. The inside handle unit of the present invention comprises: a base bracket having a polyhedral shape with one side opened and having a plurality of holes on the circumference thereof for being joined to a door of a vehicle; a lock knob disposed at one side of the base bracket and capable of converting states of the vehicle door and a vehicle body into a locking state and a released state; a pin member having both ends disposed at one side in the base bracket to be able to rotate; an elastic member disposed on the outer circumferential surface of the pin member; a handle lever disposed on the outer circumferential surface of the elastic member and including a gripping portion extended longitudinally to be able to be gripped; and a damper disposed on the base bracket at a location corresponding to the inner side of the handle lever to come in contact with an inner side of the handle lever, wherein the damper includes: a case having a shape of a cylinder or a polygonal shape with space therein to include an opening portion at one side; an internal cylinder having the shape of a cylinder or a polygonal shape with one side opened and disposed in the inside of the case; a spring disposed in the internal cylinder to have elastic restoring force; a piston having the shape of a cylinder or a polygonal shape with the same or similar cross section as the internal cylinder and coming in contact with the end portion of the spring; and oil is provided in the case and the internal cylinder.
Patent KR-20220051058-A (KR)
Inventor: OH SEUNG YEOL
IPC: H01R13/713
Filed: 2020-10-16
Abstract: Disclosed is an outlet device for a direct current load. The outlet device of the present invention comprises: a contact point signal switch that is switched on/off according to a connection status of a plug and outlet connected to a direct current load; a bypass switch that is switched on/off according to whether or not a power provided to the direct current load is directly supplied; a semiconductor switch connected to both ends of the bypass switch, and switched on/off according to whether or not the power is supplied; and a control part that controls the bypass switch and the semiconductor switch so that an arc that may be generated while power is provided to the direct current load is blocked. Therefore, the present invention is capable of allowing a fire to be blocked in advance.
Patent KR-20220050519-A (KR)
Inventor: CHO YOUNG HEE
IPC: A62B18/08
Filed: 2020-10-16
Abstract: The present invention relates to a sanitary mask which has a structure provided inside a filter body of a mask, wherein in the structure, exhaled breath discharged from a wearer's nose and mouth does not return to the wearer's nose and mouth but flows along the filter body of the mask from the bottom to the top of the filter body of the mask, based on the motif that exhaled breath discharged from a wearer's nose and mouth has downward airflow.
Patent KR-20220050646-A (KR)
Inventor: YANG DONG UK
IPC: A23L29/244
Filed: 2020-10-16
Abstract: The present invention relates to a method for manufacturing rice cake using a Dendropanax morbifera extract, and rice cake produced by the method. The method comprises: an ingredient preparation step (S100) of preparing ingredients; a glutinous rice soaking step (S200) of washing and then soaking glutinous rice, which is one of the ingredients; a glutinous rice flour manufacturing step (S300) of manufacturing glutinous rice flour by grinding the soaked glutinous rice; an ingredient mixing step (S400) of manufacturing a mixture by mixing the ingredients; a mixture aging step (S500) of storing and aging the mixture; a mixture steaming step (S600) of performing steaming by supplying steam to the aged mixture and performing steam heating; a mixture punching step (S700) of punching the steamed mixture by applying pressure; and a forming step (S800) of manufacturing the rice cake by forming the punched mixture. According to the method of the present invention for manufacturing rice cake using a Dendropanax morbifera extract, the rice cake is manufactured using the Dendropanax morbifera extract and various additives. Thus, the rice cake is inhibited in terms of aging and the preservability and shelf life thereof can be increased. In addition, the rice cake is excellent in taste and nutrition and is nutritionally balanced. By the method of the present invention, it is possible to manufacture rice cake which can meet health-oriented modern consumers' preferences.
Patent KR-20220052206-A (KR)
Inventor: MIN GEON WOO
IPC: H01M50/147
Filed: 2020-10-20
Abstract: The present invention provides a button type secondary battery capable of minimizing damage of a gasket and ensuring an improved sealing performance when pressure is applied to a bottom end of a rivet. The button type secondary battery including a base plate coupled with a top end of a cup having an open top side when an electrode assembly is mounted inside the cup, and comprises: a cup; a base plate including an edge welded at a top end of the cup along a periphery to be coupled with the cup and formed therein with a through hole; a rivet including a projection part protruding from one side of a body having a disc shape and fixed to the base plate to form an extension part so that an end of the projection part extends as compared with a diameter of the through hole in a state that the projection part is inserted in the through hole; and a gasket to electrically insulate the rivet from the base plate. The gasket is mounted between the rivet and the base plate in at least two separated states to prevent bending.
Patent KR-20220058080-A (KR)
Inventor: CHOI EUNSEOK
IPC: H04R1/24
Filed: 2020-10-30
Abstract: As an operating method of a virtual mobile infrastructure (VMI) virtual machine executing on a virtualization host server, the method executes a virtual proximity sensor that checks a degree of proximity between a smart terminal and a user, and allows a streaming request signal to be transmitted to a virtual streaming module that provides a virtual mobile service to the smart terminal. The method collects the sensing information from at least one sensor included in the smart terminal and, when the virtual proximity sensor checks the degree of proximity between the smart terminal and the user based on the sensing information, allows a streaming stop signal to the smart terminal to be transmitted to the virtual streaming module based on thereof. Therefore, the present invention is capable of preventing a malfunction of the virtual mobile.
Patent KR-20220064026-A (KR)
Title: Real-time Indoor Position Method for worker
Inventor: KIM HYUNG SUNG
IPC: G01S5/02
Filed: 2020-11-11
Abstract: The present invention relates to a real-time worker indoor positioning method in which a server computer (10), a database (20), a wireless router (30), and a worker terminal (40) are connected through a network, and operation processing is performed by the server computer (10). The method comprises: a step S100 in which a unit distance selection unit (100) of the server computer (10) selects a cell unit distance depending on the size of a target room; a step S200 in which a map generation unit (200) of the server computer (10) generates a signal map in an environment with installations and a signal map in an environment without installations; a step S300 in which a signal reduction rate calculation unit (300) of the server computer (10) calculates the signal reduction rate for each distance of each installation; and a step S400 in which a location information calculation unit (400) of the server computer (10) calculates location information of a user by using the signal reduction rate of step S300. Even in an environment with installations, the present invention has an effect of calculating the user's location with improved location accuracy.
Patent KR-20220067768-A (KR)
Title: Vertical plane arranged type suction and irrigation device
Inventor: LEE KI HWAN
IPC: A61M1/00
Filed: 2020-11-18
Abstract: Provided in one embodiment of the present invention is a vertical-flat-arrangement-type suction and cleaning device that is easy to operate. Here, the vertical-flat-arrangement-type suction and cleaning device comprises: a housing part; a probe; and a suction supply part. The housing part includes: a front chamber and a rear chamber which are spaced apart from each other and connected via a connection flow path opening; a first flow path opening connected to the front surface part of the front chamber and extending forward; a second flow path opening connected to the rear surface part of the front chamber and extending backward; and a third flow path opening connected to the rear surface part of the rear chamber and extending backward. The probe is coupled to the first flow path opening and is inserted into the abdominal cavity of a patient. The suction supply part includes: a supply valve which reciprocates inside the front chamber, in the axial direction of the front chamber, enables the formation of a front flow path space connected to the first flow path opening, and enables a cleaning fluid to be supplied to the probe through the first flow path opening; and a suction valve which reciprocates inside the rear chamber, in the axial direction of the rear chamber.
Patent KR-20220069600-A (KR)
Title: System and method for vibration properties analysis of machine tool
Inventor: KIM IN TAK
IPC: B23Q17/12
Filed: 2020-11-20
Abstract: The present invention introduces a system and method for determining vibration of a machine tool, in which the accuracy of understanding vibration characteristics is improved by analyzing vibration characteristics generated in the machine tool using an augmented reality technique. According to the present invention, the system for determining vibration of a machine tool comprises: a machine tool provided to process a workpiece and marked with a marker; a photographing unit provided around the machine tool and continuously photographing the marker marked on the machine tool; an information collection unit which receives marker information from the photographing unit, and organizes and stores the location movement of the markers time-sequentially; and an information derivation unit which analyzes the vibration characteristics of the machine tool using location data of the markers organized in time series.
Patent KR-20220071006-A (KR)
Title: High-nitrogen austenitic stainless steel with improved low-temperature impact toughness and strength and method for manufacturing the same
Inventor: HAN SEOP NOH
IPC: C22C38/44
Filed: 2020-11-23
Abstract: Disclosed is high-nitrogen austenitic stainless steel with improved low-temperature impact toughness and strength. According to the present invention, the high-nitrogen austenitic stainless steel with improved low-temperature impact toughness and strength includes, 0.01 to 0.1 wt% of C, 0.1 to 1 wt% of Si, less than 0.05 wt% of P, less than 0.03 wt% of S, 5 wt% or less (excluding 0) of Mn, 6 to 12 wt% of Ni, 15.0 to 22.0 wt% of Cr, 0.15 to 0.25 wt% of N, and the balance of Fe and inevitable impurities, wherein the content of N is equal to or below N employment limit (N_sol) defined by formula (1), and the impact index value defined by formula (2) is -11.6 or more, wherein the formula (1) is N_sol = {700-47.1Cr-78.3Ni-11.0Mn+41.6Cu+6.21CrNi+2.95CrMn+5.14CrCu-2.16NiMn-15.4NiCu-6.01MnCu}Х10^-3, and the formula (2) is Impact index = 3.9Ni+3Mn+5.5Cu-2.7Cr-20.3Nb-(C+N).
Patent KR-20220071541-A (KR)
Title: Repairing apparatus and method
Inventor: JEONG KYUNG HUN
IPC: H05K3/22
Filed: 2020-11-24
Abstract: As a repair device and a repair method using the same, the present invention comprises: a stage formed to seat a substrate; an ink supply part disposed on an upper side of the stage to discharge an electrical conductive ink; and a light supply part disposed on the upper side of the stage to irradiate a white colored light for sintering of the electrical conductive ink. Provided are a device and method for repair that can improve a quality of a film formed on a defective area while reducing a time to repair the defective area on the substrate.
Patent KR-20220072496-A (KR)
Inventor: JOEN SU JIN
IPC: B01J35/00
Filed: 2020-11-25
Abstract: 본 발명은 이산화티탄 광촉매 조성물을 이용한 코팅층 제조방법이 제공된다. 상기 방법은 기판의 상면이 텍스처링 표면을 갖도록 표면 처리하는 단계; 및 상기 텍스처링 표면 위에 코팅층을 형성하는 단계;를 포함하되, 상기 코팅층은, 티타늄 테트라이 소프로폭사이드(titanium tetraisopropoxide, TTIP)와 유기용매를 1 : 9 ~ 5 : 5 비율로 혼합하여 이산화티탄 화합물을 형성하는 단계; 상기 이산화티탄 화합물에 물과 35% 농도의 산용액을 투입하고 80℃ 온도에서 100rpm ~ 200rpm 속도로 교반하여 졸 상태의 이산화티탄 광촉매 조성물을 생성하는 단계;를 포함할 수 있다.