baber/WOPTO huggingface dataset:
Patent KR-20210075918-A (KR)
Title: Optical device for augmented reality having refractive space
Inventor: LEE KWANG BOK
IPC: G02B27/01
Filed: 2021-06-03
Abstract: The present invention relates to an optical device for augmented reality having a refractive space. The optical device for augmented reality comprises: a first optical element for transmitting virtual image light emitted and transmitted from an image output part to a second optical element; a second optical element that transmits the virtual image light transmitted from the first optical element toward the pupil of the eye of a user; an optical means in which the first optical element and the second optical element are buried; and a refractive space formed inside the optical means. The refractive space has a first surface on which the first optical element is disposed, and a second surface that is opposite to the first surface. The virtual image light emitted from the image output part enters the first optical element through the second surface of the refraction space, is reflected by the first optical element, and then exits through the second surface of the refraction space to be transmitted to the second optical element. The present invention can more precisely control the performance of an optical system.
Patent KR-20210071904-A (KR)
Title: Eco friendly packaging box
Inventor: HYUN YONG WOOK
IPC: B65D5/64
Filed: 2021-06-07
Abstract: An eco-friendly courier packaging box is disclosed. The eco-friendly courier packaging box of the present invention comprises: a box body having one side open; a cover part covering an open area of the box body; and a block part provided on the box body to support the cover part, wherein the cover part is divided into two regions and is fitted and coupled to each other, and includes a cover coupling part that is fitted and coupled to a block part coupling hole provided in the block part.
Patent KR-20220165604-A (KR)
Title: Rolling massage apparatus
Inventor: LEE CHANG HYOUG
IPC: A61H15/00
Filed: 2021-06-08
Abstract: The present invention relates to a rolling massage apparatus comprising: a left frame part and a right frame part spaced apart from each other and weld-coupled by interposing a base coupling member therebetween; a timing belt periodically reciprocating by the rotation of a driving motor; a massage roller coupled to the timing belt to move linearly according to the reciprocation of the timing belt and simultaneously massage the back muscles of a human body; a driving connection body fixatedly coupled to the timing belt and fixating the massage roller to be able to rotate for linearly moving according to the reciprocation of the timing belt; left and right guide members in the shape of round bars installed side by side on the left and right sides of the lower surfaces of the frames; left and right sliding blocks coupled to the left and right sides of the driving connection body, respectively; left and right guide rails changing the height of the massage roller when the massage roller massages the back muscles of the human body by forming curved long grooves for guiding the movement of the massage roller in the longitudinal direction on the side surfaces of the left frame part and the right frame part; and a pair of guide rollers inserted into the left guide rail part and the right guide rail part respectively, rotationally moving, and provided at a tail portion of a connecting rod of the massage roller. Failure of a motor shaft can be prevented by compensating for the wear of the motor shaft.
Patent KR-20220167947-A (KR)
Title: Signal receiving device
Inventor: KANG YOUNG SAN
IPC: H04L25/02
Filed: 2021-06-15
Abstract: Provided is a signal receiving device. The signal receiving device includes a sampling device sampling an input signal to output a sampling value, and an output circuit outputting data based on the sampling value. The output circuit outputs data by majority voting on first to third sampling values outputted by the sampling device in response to a first control signal, and outputs data and first and second error count signals based on fourth to sixth sampling values outputted by the sampling device in response to a second control signal, wherein the first error count signal is generated through a comparison between the fourth sampling value sampling the input signal under a reference condition, and the fifth sampling value sampling the input signal under a first offset condition, and the second error count signal is generated through a comparison between the fourth sampling value sampling the input signal under the reference condition, and the sixth sampling value sampling the input signal under a second offset condition different from the first offset condition. Therefore, the present invention is capable of enabling high-speed EOM operation and reliable signal reception.
Patent KR-20220168396-A (KR)
Title: Electrical connector
Inventor: CHUNG YOUNGBAE
IPC: G01R1/067
Filed: 2021-06-16
Abstract: The present invention relates to an electrical connector which is intended to electrically connect a terminal of a device to be inspected with a pad of an inspection device to each other. According to one embodiment of the present invention, an electrical connector comprises: a plurality of conductive bodies; and a support body which supports the plurality of conductive bodies. The plurality of conductive bodies comprise: a contact part including a plurality of longitudinal length parts and a plurality of transverse connection parts connecting the plurality of longitudinal length parts by separately connecting an end of any one among the plurality of longitudinal length parts with an end of an adjacent longitudinal length part; and an elastic part including a plurality of transverse length parts connected to the plurality of longitudinal length parts and a plurality of longitudinal connection parts connecting the plurality of transverse length parts by separately connecting an end of any one among the plurality of transverse length parts with an end of an adjacent transverse length part.
Patent KR-20220168644-A (KR)
Title: Suction power control type air intake and Rotary separation net adsorption separator including the same
Inventor: PARK JIN YOUNG
IPC: B07B9/02
Filed: 2021-06-17
Abstract: The present invention relates to an air inlet whose suction power is controlled for each section, and a sorting device comprising the same and efficiently removing lightweight foreign substances such as paper, wood chips, plastic chips, vinyl, and styrofoam in the intermediate treatment of construction waste to produce recycled aggregate. The present invention provides an air intake, comprising: a box-type suction unit with a suction hole formed on the front and an open side and lower part; a suction pipe frame coupled to the suction hole to provide a suction force from a suction fan; and an inclined suction unit coupled to the side so as to communicate with an open portion of one side of the box-shaped suction unit and having an open bottom, and characterized in that configured so that the suction force provided through the suction pipe frame gradually decreases as it goes from the box-shaped intake to the outside of the inclined intake.
Patent KR-20210075964-A (KR)
Title: Method for providing advertising with multiple display and providing reward therefor
Inventor: PARK KYU YOUNG
IPC: G06Q30/02
Filed: 2021-06-18
Abstract: The present invention relates to a method for providing an advertisement with a plurality of displays to provide a reliable reward to a user terminal displaying an advertisement by using a plurality of displays and a reward providing method thereof. According to the present invention, a computer program is stored in a computer-readable recording medium. The computer program includes instructions executed by a processor of a user terminal to perform the following steps: displaying at least one content on a first display unit; determining whether to display at least one advertisement related to the at least one content on a second display unit when the at least one content is displayed on the first display unit; recognizing whether the at least one advertisement is being exposed while the at least one advertisement is being displayed on the second display unit; generating time information about a time at which the at least one advertisement was exposed when it is recognized that the at least one advertisement is being exposed; and transmitting the time information or a first transaction including the time information to at least one node included in a block chain network, thereby allowing a plurality of nodes to record the time information or the first transaction including the time information in a block through a consensus algorithm.
Patent KR-20220169807-A (KR)
Title: Beam Deflector, method for operating the beam deflector and eye tracking device based on the beam deflector
Inventor: KIM YOUNG
IPC: G02F1/1335
Filed: 2021-06-21
Abstract: According to an embodiment of the present invention, a beam deflector includes: a first electrode layer including a plurality of electrode patterns which are arranged in a first direction; a second electrode layer on the second substrate; a liquid crystal layer including a plurality of liquid crystal molecules disposed in a first direction between the first electrode layer and the second electrode layer; an input channel unit including a plurality of input channels; a demultiplexer (DEMUX) which divides each input channel included in the input channel unit into a predetermined number of divided channels and connects the divided channels to the pattern electrodes; and a control circuit connected to the demultiplexer, and configured to control an output signal output from the divided channels to the first electrode layer.
Patent KR-20220170482-A (KR)
Title: Warning device for wheel joint member loose
Inventor: KIM KEUNJIN
IPC: B60B7/06
Filed: 2021-06-23
Abstract: Disclosed is a device for warning of loosening of a wheel fastener. According to an embodiment of the present disclosure, the device for warning of loosening of a wheel fastener, which can warn of loosening of wheel fasteners in a vehicle wheel including a wheel body that has a hub hole formed in the center of a wheel hub and a plurality of fastener coupling portions formed at the edge of the hub hole, a plurality of wheel fasteners fastened to axle hub fastening portions fitted on the fastener coupling portions, and a wheel cap coupled to the wheel body to cover the wheel fasteners, comprises: i) piezo elements which are installed on the inner surfaces of cover portions provided on the wheel cap in response to the wheel fasteners, are provided in contact with the corresponding wheel fasteners, and are compressed by the wheel fasteners released from the axle hub fastening portions to generate a corresponding voltage; ⅱ) a control unit which is disposed inside the cover portions to be connected to the piezo elements, converting the voltage, applied from the piezo elements, into a predetermined electrical signal; and ⅲ) a warning display unit which is provided on a front side of the driver seat of the vehicle and generates a warning sound or warning light by the electrical signal applied from the control unit. Therefore, the device can exclude the risk of an accident due to separation of the wheel.
Patent KR-20230000079-A (KR)
Inventor: PARK SUNG IL
IPC: H01L29/423
Filed: 2021-06-24
Abstract: Provided is a semiconductor memory device with improved integration and relieved process difficulty. The semiconductor memory device comprises: a first lower wire pattern and a first upper wire pattern stacked sequentially on a substrate, spaced apart from each other, and extending in a first direction, respectively; a second lower wire pattern and a second upper wire pattern sequentially stacked on the substrate, spaced apart from each other, extending in a first direction, respectively, and spaced apart from the first lower wire pattern and the first upper wire pattern in a second direction intersecting the first direction; a first gate line extending in the second direction and surrounding the first lower wire pattern and the first upper wire pattern; a second gate line extending in the second direction, surrounding the second lower wire pattern and the second upper wire pattern, and spaced apart from the first gate line in the second direction; a first lower source/drain region of a first conductivity type connected to a first lower wire pattern on one side of the first gate line; a first upper source/drain region of a second conductivity type different from the first conductivity type and connected to the first upper wire pattern on one side of the first gate line; and a first overlapping contact electrically connecting the first lower source/drain region, the first upper source/drain region, and the second gate line, wherein at least a portion thereof overlaps the first gate line. The first gate line includes a first gate electrode and a recess capping pattern covering the upper surface of the first gate electrode overlapping the first overlapping contact. The second gate line includes a second gate electrode and a gate capping pattern covering the upper surface of the second gate electrode. The lower surface of the recess capping pattern is lower than the lower surface of the gate capping pattern.
Patent KR-20210084386-A (KR)
Title: Method and device for recognizing visually coded patterns
Inventor: PARK HYERIN
IPC: G06K7/14
Filed: 2021-06-29
Abstract: The present disclosure relates to a pattern recognition method operating in a user terminal. The pattern recognition method includes the steps of: receiving an image including a first pattern and a second pattern; determining the pattern type of the first pattern, determining the pattern type of the second pattern; comparing the pattern type of the first pattern and the pattern type of the second pattern for priority; and automatically executing processing of the first pattern when it is determined that the pattern type of the first pattern has a higher priority than the pattern type of the second pattern. It is possible to improve the accuracy of pattern recognition and provide a better user experience by easily providing the service desired by a user.
Patent KR-20230003873-A (KR)
Title: Portable neckband fan
Inventor: CHOI JAE HUN
IPC: F04D29/54
Filed: 2021-06-30
Abstract: The present invention relates to a portable neckband fan. According to the present invention, the portable neckband fan rapidly cools a user regardless of the body size of a user. Specifically, the portable neckband fan includes: a neckband worn on a user neck part and having a blast flow path in an inner longitudinal direction; multiple vent assemblies formed on the circumference of the neckband and connected to the blast flow path; a blast fan installed at both ends of the neckband and delivering blasting wind to the blast flow path, wherein the blast fan also discharges the wind to the vent assembly; and a blast guide installed at an end of the vent assembly and having multiple auxiliary vent assemblies on the outer circumference. The blast guide rotates at a fixed angle around the end of the vent assembly so that the angle of the blast guide can be controlled toward a body part of the user.
Patent KR-20230010131-A (KR)
Title: Suture for lifting including molding part at the terminal part, suture kit using the same and manufacturing method thereof
Inventor: KIM TAE YOUNG
IPC: D02J3/02
Filed: 2021-07-09
Abstract: The present invention relates to a lifting suture (10) having a molded part (150) at a distal end so that knotting the suture (10) is unnecessary in a skin lifting procedure, a suture kit in which the lifting suture (10) having the molded part (150) at the distal end is inserted into a hollow part (230) of a cannula (200), and a method for manufacturing the same.
Patent KR-20220010451-A (KR)
Inventor: MARKUS SCHMITZ
IPC: B05C5/02
Filed: 2021-07-15
Abstract: A polyurethane-based adhesive can be applied to one surface by an application device (1), wherein moisture is effective prevented from being introduced into the adhesive before the adhesive is discharged from a nozzle opening (14) by the interaction of a first dynamic seal (12) and a separating agent chamber (11) in which a separating agent is stored. When the formation of the first dynamic seal (12) and the separating agent chamber (11) is used, expenditure on necessary equipment for this purpose is low.
Patent KR-20220130553-A (KR)
Title: Terminal device for transmitting and receiving video data, server, and operating method thereof
Inventor: Yang zhen xin
IPC: H04N21/236
Filed: 2021-07-15
Abstract: A method of transmitting video data may include the steps of: layering an original video into a plurality of video data streams; embedding extension information including characteristic information of a preset video data stream in at least one data packet of at least one video data stream among the plurality of video data streams; and transmitting each of the plurality of video data streams to a corresponding channel.
Patent KR-20230014323-A (KR)
Title: Electric Power/Fuel Reducing Apparatus of Gas Scrubber Linked to Sensor Part and Electric Power/Fuel Reducing Method
Inventor: HWANG IN SUNG
IPC: H01L21/67
Filed: 2021-07-21
Abstract: A device for reducing power/fuel of a gas scrubber through sensor linked control according to the present invention comprises: the gas scrubber; a preceding sensor unit; a trailing sensor unit; and a controlling unit. The gas scrubber reduces harmful components by introducing process gas and purifying by-products generated from a process chamber in which a predetermined process is performed. Since gas by-products generated in the process chamber are provided on an inlet path flowing to the gas scrubber, the preceding sensor unit senses characteristics of the gas by-products. Since the trailing sensor unit is provided on an outlet path to which the gas by-products purified by the gas scrubber are discharged, the trailing sensor unit senses the characteristics of the purified gas by-products. When sensing generation of the gas by-products by the preceding sensor unit, the controlling unit controls the gas scrubber to be operated. The present invention can maximize energy efficiency.
Patent KR-20230014530-A (KR)
Title: Reference identification technology of construction contract clause based on deep structured semantic model
Inventor: SEOKHO CHI
IPC: G06Q50/08
Filed: 2021-07-21
Abstract: Disclosed is a deep structured semantic similarity model-based device for source identification of construction contract clause. The device includes a memory for storing instructions, and a processor configured to execute the instructions to: build training data for training a source identification model for construction contract clause based on existing construction contract documents to be trained; generate a similar text clustering model based on a deep structured semantic model (DSSM) by training the source identification model for construction contract clause based on the training data; and identify, based on the similar text clustering model, a source sub-item among sub-items of the existing construction contract documents, wherein the source sub-item is the source of a clause to be analyzed of a construction contract to be analyzed.
Patent KR-20210096022-A (KR)
Title: Optical film
Inventor: HATANAKA NOBUYUKI
IPC: G06F3/041
Filed: 2021-07-22
Abstract: The purpose of the present invention is to provide an optical film that has excellent light leakage suppression at the time of black display. The present invention relates to the optical film having a first retardation layer and a second retardation layer, wherein the second retardation layer has an optical property represented by the following formula (3), and the optical film has an optical property represented by the following formulas (1), (2), and (30). The formula (1) is Δn(450) / Δn(550) <= 1.00 (1), the formula (2) is 1.00 <= Δn(650) / Δn(550), the formula (3) is nx ≒ ny < nz, and the formula (30) is 0.000 < T < 0.1.
Patent KR-20230015104-A (KR)
Title: Apparatus and method for generation crystallization process model based on template
Inventor: HONG SEOK BIN
IPC: G05B13/04
Filed: 2021-07-22
Abstract: The present application relates to an operating method of a crystallization process model generating device, which includes the steps of: selecting each solubility template, particle size distribution template, crystallization device template, process time template, and concentration drainage template provided in a certain order; modeling a crystallization process model by combining the selected templates; and, when the crystallization process model is built, receiving conditions for the injection solution and inputting the injection solution into the crystallization process model to perform a simulation to derive a crystal suspension.
Patent KR-20230016320-A (KR)
Title: semiconductor Integrated circuit device INCLUDING three-dimensional stacked field effect transistors
Inventor: HA DAE WON
IPC: H01L21/822
Filed: 2021-07-26
Abstract: A semiconductor integrated circuit device comprises: a substrate; a gate structure arranged to extend in one direction on the substrate; spacers disposed outside the gate structure; a first channel portion disposed on the substrate, penetrating the gate structure, and including at least one channel pattern made of silicon (Si); a second channel portion disposed above the first channel portion, penetrating the gate structure, and including at least one channel pattern made of silicon germanium (SiGe); a first source/drain region in contact with one end and the other end of each channel pattern of the first channel portion, and including N-type impurities; and a second source/drain region which is disposed above the first source/drain region, is in contact with one end and the other end of each channel pattern of the second channel portion, and includes P-type impurities. The thickness of each channel pattern of the first channel portion is a first thickness. Each channel pattern of the second channel portion includes edge regions formed at one end and the other end, and a connection region disposed between the edge regions. The edge regions have a second thickness. The connection region has a third thickness thinner than the first thickness and the second thickness. It is possible to easily adjust the thickness of a silicon germanium (SiGe) channel pattern.
Patent KR-20230017463-A (KR)
Inventor: KIM JAE WAN
IPC: B65G15/48
Filed: 2021-07-28
Abstract: In accordance with the present invention, a transfer conveyor apparatus for a cutting pipe, includes: an upper slope support part installed on a free fall side of a pipe cutter to be inclined downward such that a cut pipe can be diagonally transferred; a transfer conveyor part including a wire mesh conveyor belt operation part in which the upper slope support part is installed at one end, a wire mesh conveyor belt made of a wire mesh is installed thereunder, and a moving motor and a moving sprocket for moving the wire mesh conveyor belt are installed in a lower part; and a lower slope support part installed in a lower part of the other end of the transfer conveyor part and inclined downward. Therefore, the pipe cut on the free fall side of the pipe cutter cutting the pipe is inputted into the upper slope support part, transferred to the wire mesh conveyor belt and dropped from the lower slope support part installed at a low height on the wire mesh conveyor belt, such that the cut pipe can be transferred to be used without being damaged, thereby improving productivity with a zero product fault rate as well as improving price competitiveness with a drop in production costs achieved by the decline in the fault rate.