baber/WOPTO huggingface dataset:
Patent KR-20210105718-A (KR)
Inventor: OH SUNG LAE
IPC: H01L21/66
Filed: 2020-02-19
Abstract: A memory device is disclosed. The disclosed memory device comprises: a first wafer having a first bonding pad; a second wafer having a second bonding pad corresponding to the first bonding pad and stacked on the first wafer so that the second bonding pad can be bonded to the first bonding pad; and a first test pattern. The first test pattern includes: one pair of first test pads disposed on one surface of the first wafer, on which the first bonding pad is provided, and electrically connected to each other; one pair of second test pads disposed on one side of the second wafer on which the second bonding pad is provided, and respectively connected to the one pair of first test pads when a misalignment defect between the first bonding pad and the second bonding pad does not occur; and one pair of third test pads disposed on the other side of the second wafer opposite to the one side and respectively connected to the one pair of second test pads. In accordance with the present invention, it is possible to easily detect a pad misalignment failure by simply applying a signal to a test pad and checking whether the signal is detected in other test pads.
Patent KR-20200023341-A (KR)
Title: Mdanufacturing method of carbon based-metal composite with amorphous layer and carbon paste material using the same
Inventor: MIN RYOU
IPC: B22F3/105
Filed: 2020-02-25
Abstract: The present invention relates to a manufacturing method for a carbon-based metal composite including an amorphous layer. According to the present invention, the manufacturing method includes: a material preparing step of preparing carbon powder and metal precursor powder; a mixing step of mixing mixed powder by mixing 100-200 parts by weight of the metal precursor powder to 100 parts by weight of the prepared carbon powder; a grinding step of injecting the mixed powder manufactured by the mixing step into a high-speed grinder and grinding the mixed powder in a predetermined size; a mixing step of increasing a contact area between the carbon powder and the metal precursor powder in the mixed powder by mixing the mixed powder for predetermined time after injecting the mixed powder ground in the predetermined size by the grinding step into a mixer; a composite composing step of heating the mixed powder for predetermined time at predetermined temperature by radiating a high energy beam to the mixed powder after the mixed powder passing through the mixing step into a reducing and recomposing device, and reducing and recomposing the mixed powder; and an amorphous layer generation control step of controlling the generation of the amorphous layer of the composite by repeating the grinding step, the mixing step, and the composite composing step predetermined times again after the composite composing step.
Patent KR-20210096992-A (KR)
Title: Power module
Inventor: OIKAWA KUNIHIRO
IPC: G01R31/28
Filed: 2020-03-04
Abstract: Provided is a power module with enhanced response properties. The power module, which is electrically connected between an electronic part to be tested and a device power source for supplying voltage for testing the electronic part to be tested, comprises: a power line for connecting an electronic part to be tested and a device power source; a voltage control circuit having a high-electric-potential terminal, a low-electric-potential terminal and a control terminal, and including a semiconductor switching element connected to the power line; a reference voltage generating circuit for generating reference voltage, which is lower by a predetermined drop voltage difference than input voltage inputted into the high-electric-potential terminal through the power line from the device power source; and a feedback line for feeding back the voltage, which has been dropped by the predetermined drop voltage difference with respect to the input voltage. The semiconductor switching element provides a voltage difference of the predetermined drop voltage between the high-electric-potential terminal and the low-electric-potential terminal. The voltage control circuit controls control voltage applied to the control terminal depending on a voltage difference between output voltage, which is outputted to the electronic part to be tested through the power line from the low-electric-potential terminal, and the reference voltage.
Patent KR-20210066683-A (KR)
Title: Ambient backscatter communication system for performance improvement of ambient backscatter communications in cognitive radio environments and methode for performance improvement of ambient backscatter communications in cognitive radio environments by using the same
Inventor: KIM MI JI
IPC: H04L1/00
Filed: 2020-03-12
Abstract: Provided are an ambient backscatter communication system for performance improvement of ambient backscatter communication in cognitive radio environments and a method for performance improvement of ambient backscatter communication in cognitive radio environments by using the same. An ambient backscatter communication system for performance improvement of ambient backscatter communication in cognitive radio environments, in accordance with an embodiment of the present invention, comprises: a backscatter tag forming a first channel (h_T) with a primary communication system of a cognitive radio system; a backscatter reader forming a second channel (h_R) with the primary communication system and a third channel (g_R) with the backscatter tag; and a radio frequency transmitter forming a fourth channel (α_T) with the backscatter tag and a fifth channel (α_R) with the backscatter reader.
Patent KR-20210117700-A (KR)
Title: Smart solar cell module and operation system using the same
Inventor: LIM BYEONG OK
IPC: H02J13/00
Filed: 2020-03-20
Abstract: The present invention relates to a smart solar cell module which is composed of a cell on board structure, and is applied with various circuits such as LED, communication, sensor, control, memory, heat dissipation circuits, etc. and relates an operation system capable of power generation, data storage/transmission, voltage conversion/detection/protection, heat detection/protection, sunlight detection, etc. by using the same. The smart solar cell module includes a PCB board unit having an LED and a solar cell on the upper part, and having a sensor part, a communication part, and a control part on the lower part. The PCB board unit is in the form of a group of separated PCB boards each of which includes a sensor part, a communication part, and a control part.
Patent KR-20210117705-A (KR)
Title: Nonvolatile memory device
Inventor: RYU HYO JOON
IPC: H01L27/1159
Filed: 2020-03-20
Abstract: A nonvolatile memory device with improved integration is provided. The nonvolatile memory device includes: a first mold structure including a plurality of word lines stacked on a substrate; a second mold structure including a dummy word line and a string select line sequentially stacked on the first mold structure; first and second channel structures respectively connected to the substrate through the first mold structure; a third channel structure connected to the first channel structure through the second mold structure; a fourth channel structure connected to the second channel structure; and a first cut line for cutting a string selection line between the third channel structure and the fourth channel structure. The string select line includes poly silicon, and the dummy word line includes metal.
Patent KR-20210119051-A (KR)
Title: Method and apparatus for cell staining without cell loss
Inventor: KIM MIN SEOK
IPC: G01N1/30
Filed: 2020-03-24
Abstract: The present invention relates to lossless cell staining method and apparatus. Specifically, the present invention relates to the lossless cell staining method and apparatus, which fix an analysis object cell in a phase transition material before staining to prevent cell loss during staining reagent or cleaning reagent treating process. The lossless cell staining method according to the present invention effectively prevents cell loss in staining and analyzing process of rare cells, emerged as important in clinical diagnosis, so that the present invention can facilitate observation, analysis, and diagnosis using the same even in a case of a trace sample. In addition, by fixing the cells by the lossless cell staining method according to the present invention, classification and separation of a single cell are easy and analysis of the separated cell is facilitated. The lossless cell staining method comprises the following steps of: inserting a biopsy specimen, including the phase transition material and the analysis object cell, into a chamber; placing the analysis object cell on the bottom of the chamber; fixing the cell by solidifying the phase transition material; and staining the cell.
Patent KR-20210120189-A (KR)
Title: A container ship
Inventor: CHO HYUN GAP
IPC: B63B25/00
Filed: 2020-03-26
Abstract: The present invention provides a container ship, comprising: a hull having a living area and a cargo hold provided with a plurality of cell guides guiding the loading of containers inside the hull; a fuel tank provided in the inner side of the hull and the lower space of the living area; and at least one auxiliary fuel tank inserted into the inside of the cargo hold and detachably installed in the plurality of cell guides. An object of the present invention is to provide the container ship that can selectively expand the capacity of the fuel tank according to the amount of fuel required.
Patent KR-20210120274-A (KR)
Inventor: PARK SE JUN
IPC: A62B18/02
Filed: 2020-03-26
Abstract: The present invention relates to a portable mask sterilization storage case, and more specifically, to a portable mask sterilization storage case, in which sterilization and removal efficiency of contaminants (ultra-fine dust, bacteria, viruses, etc.) on a mask is improved, it is easy to carry, and it is implemented to be easy to manage and use regardless of place and time. The portable mask sterilization storage case comprises: a case rotatably coupled by a hinge (113) so that a main body having a seating space in which the mask is inserted and a cover are folded to face each other; a sterilization frame provided with a plurality of sterilization lamps for sterilizing the mask embedded in the seating space to be supported and installed on the bottom surface of the seating space of the case; and a power supply control means for controlling supply of power to the sterilization lamps.
Patent KR-20210121885-A (KR)
Inventor: SEONYOUNG PARK
IPC: H02J7/00
Filed: 2020-03-31
Abstract: According to an embodiment of the present invention, an electronic device comprises: a battery comprising a battery cell and a protection circuit electrically connected to the battery cell; a component disposed within the electronic device, wherein an external temperature of the battery is transmitted to the component; and a thermoelectric element including a first surface connected to the battery cell and a second surface connected to the component and disposed in the protection circuit. The protection circuit detects a temperature difference between the inside and the outside of the battery through the first surface and the second surface of the thermoelectric element and controls charging of the battery when the temperature difference between the inside and the outside of the battery is greater than a threshold value. In addition to this, various embodiments identified through a specification are possible.
Patent KR-20210128209-A (KR)
Inventor: PARK YOUNGSEOK
IPC: C09J177/00
Filed: 2020-04-16
Abstract: The present invention relates to a polymer film having a high contrast ratio when there is the polymer film on a lens compared to when there is no polymer film on the lens, a method for manufacturing the polymer film, and a resin laminate. The polymer film comprises a polyimide-based resin.
Patent KR-20210128760-A (KR)
Inventor: SHIN SO YOUNG
IPC: A61M31/00
Filed: 2020-04-17
Abstract: The present invention relates to an oral drug delivery device controlling a release rate and a manufacturing method of an oral drug delivery device controlling a release rate, and more specifically, to an oral drug delivery device controlling a release rate allowing the drug eluted from a drug formulation to be continuously released at the specific rate through a release opening unit of the device when the drug formulation is inserted and administered into the oral drug delivery device, and to a manufacturing method thereof.
Patent KR-20210129901-A (KR)
Inventor: JOO KISU
IPC: H01L23/552
Filed: 2020-04-21
Abstract: According to one embodiment of the present invention, a shielding film capable of suppressing stress applied to an object to be attached and a method for fabricating the same are provided. The shielding film comprises: a magnetic layer having a magnetic field shielding function; and a polymer layer laminated to form an interface with the magnetic layer. The magnetic layer has a concave-convex area formed over at least a partial area of an interface with the polymer layer or a surface opposite to the interface.
Patent KR-20210131591-A (KR)
Title: Label for genuine product certification
IPC: G06K19/06
Filed: 2020-04-24
Abstract: The present invention relates to a label for genuine product certification. According to a preferred embodiment of the present invention, the label for genuine product certification includes: a lower layer including a first release layer having a first hologram portion formed on an upper surface thereof; and an upper layer including a second release layer having a second hologram portion formed on a lower surface thereof. Accordingly, a security level may be improved from a point of view of genuine product authentication.
Patent KR-20210131778-A (KR)
Title: Magnetic field generating apparatus and control method thereof
IPC: A61N5/10
Filed: 2020-04-24
Abstract: A magnetic field generating apparatus is provided. According to an embodiment of the present invention, a magnetic field generating apparatus interlocked with a radiation therapy device for treating a diseased tissue of an irradiated object by using photon beam radiation includes: a magnetic field generating unit which forms a magnetic field inside the irradiated object; and a synchronization control unit which synchronizes a radiation pulse corresponding to the photon beam radiation and a magnetic field pulse corresponding to the magnetic field.
Patent KR-20210133608-A (KR)
Title: Optical module, method for menufacturng the same and electronic device having the same
IPC: G02B6/125
Filed: 2020-04-29
Abstract: The present invention relates to an optical module, which may be mounted in an electronic device and used as a proximity sensor, an illumination sensor, and an indicator, a manufacturing method thereof, and an electronic device having the same. According to an exemplary embodiment of the present invention, the optical module comprises: a substrate wherein an optical device is mounted on a front surface; and a lens located on the front surface of the substrate and wherein one side is closely fixed to the front surface of the substrate and another side includes an optical control surface.
Patent KR-20210135773-A (KR)
Title: Device measuring material property of sample and method measuring material property of sample by using the same
IPC: G01N27/04
Filed: 2020-05-06
Abstract: The present invention relates to an apparatus for measuring physical property of a specimen and a method for measuring physical property of a specimen using the same. Specifically, for the apparatus for measuring physical property of a specimen which measures physical property of a specimen with opposite surfaces that have different areas but face each other, one embodiment of the present invention provides the apparatus for measuring physical property of a specimen, comprising: a first electrode attached on one surface of the opposite surfaces; a second electrode attached on the other surface of the opposite surfaces; and a control unit which measures a resistance of the specimen through the first electrode and the second electrode and calculates an electrical resistivity of the specimen through the measured resistance of the specimen and the following equation 1. The apparatus rapidly measures the physical property of a specimen such as a buffer block and accurately measures the physical property without discarding the specimen.
Patent KR-20210141028-A (KR)
Title: Apparatus for cutting fruit and vegetables
IPC: B26D1/09
Filed: 2020-05-15
Abstract: Provided is a food material cutting apparatus which cuts root vegetables in the width and length directions so that the root vegetables can be easily divided into a plurality of pieces. According to the present invention, the food material cutting apparatus comprises: a horizontal moving table arranged horizontally on a workbench, having a groove formed on the upper part to allow root vegetables to be placed therein, and moving forward and backward along the workbench; at least one lateral cutting blade disposed in a moving direction of the horizontal moving table to cut the root vegetables placed in the groove in the width direction; a lateral support unit disposed on the horizontal moving table to press the root vegetables during lateral cutting to prevent the root vegetables from moving in the groove; a longitudinal cutting blade arranged in a direction perpendicular to the moving direction of the horizontal moving table according to the position of the groove on a side surface of the workbench to cut the root vegetables cut in the lateral direction in the longitudinal direction; and a pressing unit pushing the root vegetables placed in the groove to the longitudinal cutting blade.
Patent KR-20210142434-A (KR)
Title: rejuvenating functional toothbrush
IPC: A46B5/00
Filed: 2020-05-18
Abstract: The present invention relates to a rotatable toothbrush in which bristles can be rotated sideways by a rotation button, and a bristle bar can perform vertical and horizontal functions by having a rotating bristle bar, thereby solving the existing problem that cleaning a deep point or efficiently performing cleaning is impossible. According to the present invention, the rotatable toothbrush comprises: a rotation button formed as a button so that bristles can rotate sideways; a rotating bristle bar configured in a rotatable form so that the bristle bar can be used for vertical and horizontal functions; and a detachable toothbrush body configured to be similar to a detachable function of a razor so that the bristles can be exchanged like a razor blade.
Patent KR-20210142943-A (KR)
Title: Method for sinus bone graft simulation and apparatus thereof
IPC: A61C8/00
Filed: 2020-05-19
Abstract: A maxillary sinus lift simulation method and an apparatus thereof are disclosed. According to an embodiment, the maxillary sinus lift simulation method and the apparatus thereof automatically perform maxillary sinus lift simulation if an implanted fixture invades a maxillary sinus when a fixture implantation simulation is performed on a dental image so as to display maxillary sinus lift simulation information on the dental image, thereby allowing a user to conveniently use them and reduce mistakes.
Patent KR-20210143982-A (KR)
Title: Display device
IPC: G06F3/041
Filed: 2020-05-20
Abstract: Provided is a display device. As the display device comprising a bending area and a plurality of non-bending areas, the display device comprises: a display substrate comprising a plurality of transistors and a light emitting element; a sensing layer disposed on a lower part of the display substrate, and comprising a digitizer module; and an adhesive layer disposed between the display substrate and the sensing layer, wherein the adhesive layer comprises a first surface facing the sensing layer, and a plurality of groove patterns depressed from the first surface. Therefore, the present invention is capable of improving a display quality.
Patent KR-20210146478-A (KR)
Inventor: NAM MOON SIK
IPC: A01M9/00
Filed: 2020-05-26
Abstract: The present invention relates to a conductive pressure button for a touch screen using a member having elasticity, comprising: a body member through which a hollow hole is formed by penetrating up and down; and an elastic conductive member which is formed to cover an upper part of the body member and expands and contracts onto the hollow hole according to external force through pressing. In the present invention, a conductive press button for a touch screen is placed on a touch button of a touch screen mainly or repeatedly used for a main function and a selective electric signal can be provided through pressing.
Patent KR-20210147130-A (KR)
Inventor: JENOG IN
IPC: A61K36/752
Filed: 2020-05-27
Abstract: The present invention relates to a composition for preventing hair loss and promoting hair growth containing plant medicinal herbs, and a method for manufacturing the same. Since the composition contains natural medicinal herbs as a main ingredient to expand the exposure limit of active components, cytotoxicity and side effects can be minimized, and since the composition is possible to be applied to a variety of products, an effect of preventing hair loss and promoting hair growth can be maximized by inducing continuous use. In addition, the present invention can reduce the cost required for hair care, thereby being economical.
Patent KR-20210147155-A (KR)
Inventor: SEO JAE YONG
IPC: G01M13/028
Filed: 2020-05-27
Abstract: Disclosed is a steering system noise discrimination device comprising: a microphone which detects noise generated from a steering system; a processing unit which applies the noise data of the steering system detected by the microphone to a pre-trained neural network model to determine a location or a part where the noise of the steering system detected by the microphone is generated; and a storage unit which stores the pre-trained neural network model, thereby capable of easily determining the location and parts where the allophone/noise is generated in the steering system.
Patent KR-20210147190-A (KR)
Inventor: JUNG BONG GOO
IPC: F16C19/36
Filed: 2020-05-28
Abstract: A rolling bearing according to the present invention comprises: a ring-shaped outer ring with an outer ring raceway formed on the inner diameter surface; a ring-shaped inner ring with an inner ring raceway on the outer diameter surface; a plurality of rolling elements arranged along the circumferential direction between the inner ring raceway and the outer ring raceway; and a ring-shaped cage provided between the inner ring and the outer ring and having a plurality of pockets for accommodating the rolling elements along the circumferential direction to maintain the circumferential distance between the rolling elements. The small diameter side of the inner ring is inserted into the rolling elements accommodated in the pocket and assembled. A concave locking groove is formed on the outer diameter surface of the small diameter side of the inner ring, and one or more cage holes are formed in the cage along the circumferential direction. The rolling bearing further comprises a locking member inserted into the cage hole and positioned so that the end thereof is extended into the locking groove to be caught in the locking groove. Accordingly, it is possible to prevent the cage from being damaged or the rolling element from being damaged during the assembly process.
Patent KR-20210147652-A (KR)
Inventor: PARK MINSUNG
IPC: C08K5/098
Filed: 2020-05-29
Abstract: The present invention relates to hydrogel. The hydrogel can exhibit antibacterial properties by comprising cationic cellulose nanofibers capable of interacting with the cell membranes of bacteria and can exhibit excellent wettability and strength due to ionic bonding comprising anionic cellulose nanofibers together with the cationic cellulose nanofibers.