baber/WOPTO huggingface dataset:
Patent KR-20210101695-A (KR)
Title: An electronic device comprising a plurality of antennas
Inventor: JONGWOOK CHOI
IPC: H04B1/40
Filed: 2020-02-10
Abstract: Disclosed is an electronic device. According to one embodiment, the electronic device includes: a first printed circuit board; a second printed circuit board; a radio frequency (RF) transceiver disposed on the first printed circuit board; a flexible printed circuit board (FPCB) coupled to the first printed circuit board and the second printed circuit board, electrically connected to the RF transceiver, and including a transmission line for a wireless communication signal; an amplifier disposed on the second printed circuit board, and electrically connected to the RF transceiver by the FPCB; a first antenna electrically connected to the amplifier through the second printed circuit board, and configured to receive a wireless communication signal corresponding to a first frequency; and a second antenna electrically connected to the amplifier through the second printed circuit board, and configured to receive a wireless communication signal corresponding to a second frequency, wherein the first antenna and the second antenna are disposed in a position closer to the second printed circuit board than to the first printed circuit board in the electronic device, and the amplifier is configured to amplify the wireless communication signal received from the first antenna and the second antenna. Other embodiments are possible. Accordingly, a signal loss is reduced.
Patent KR-20210103167-A (KR)
Title: Semiconductor package
Inventor: PARK SOO JEOUNG
IPC: H01L25/065
Filed: 2020-02-13
Abstract: A semiconductor package is provided. The semiconductor package includes an interposer layer including a first surface and a second surface facing each other, a first semiconductor chip and a second semiconductor chip that are spaced apart from each other in a first direction on the first surface, and a block copolymer film including a first pattern and a second pattern different from each other on the first semiconductor chip and the second semiconductor chip. One of the first pattern and the second pattern includes graphite. One objective of the present invention is to provide the semiconductor package that can improve the heat dissipation characteristics and product reliability by using a block copolymer film.
Patent KR-20210106267-A (KR)
Inventor: MUN KYUNG DON
IPC: H01L23/48
Filed: 2020-02-20
Abstract: In accordance with an embodiment of the present disclosure, a semiconductor package comprises: a core member having a protrusion including a first surface and a second surface opposite to each other and an outer side surface located between the first and second surfaces, a through-hole penetrating the first surface and the second surface, and protruding from the outer side surface, and the core member having a surface roughness (Ra) of μm or more; a redistribution substrate disposed on the first surface of the core member and including a redistribution layer; a semiconductor chip disposed in the through-hole on the redistribution substrate and having contact pads electrically connected to the redistribution layer; and an encapsulant disposed on the redistribution substrate and covering the semiconductor chip and the core member. The protrusion of the core member has side surfaces exposed on a side surface of the encapsulant. In accordance with embodiments of the present disclosure, the induction of the core member and a vertical connecting conductor may improve rigidity, warpage characteristics, and heat dissipation characteristics of the semiconductor package.
Patent KR-20210112528-A (KR)
Title: Biodegradable eco-friendly food packaging
Inventor: HAN BYOUNG KI
IPC: C08K9/10
Filed: 2020-03-05
Abstract: The present invention relates to an eco-friendly food packaging material. Disclosed is the eco-friendly food packaging material where the food packaging material comprises a base layer having a propylene polymer and a biodegradation agent which is contained inside a temperature-sensitive polymer capsule. According to the present invention, the eco-friendly food packaging material can be biodegraded without a residual part even though an inorganic polymer is not added, and the biodegradation agent is positioned inside the temperature-sensitive polymer capsule to maximally delay biodegradation of a container before storing warm food to significantly extend a storage period of the container.
Patent KR-20200119719-A (KR)
Title: Method for stacking and removing seedling containers and apparatus for stacking and removing seedling containers
Inventor: ISHIKAWA HIROKAZU
IPC: A01G9/029
Filed: 2020-03-17
Abstract: Conventionally, existed is a problem that a rotation transmission configuration is complicated by driving all transferring rollers and lift rollers with one motor. A seedling container (A) after seeding is transferred to a transferring stand (15) for shipping installed in an end of a transferring stand (1) for seeding. The seedling container (A) is pushed by a subsequent seedling container (A) and is moved to a transferring roller of the transferring stand (15) for the shipping revolved by a one-way clutch (50). When a preceding seedling container (A) is touched to a start sensor (45), a laminating motor (M) transfers the transferring roller during revolution by driving and rotating the transferring roller. The preceding seedling container (A) drives and rotates a lift roller (20) in a state of being touched to a topper and starts lifting. The lifted preceding seedling container (A) is supported by a supporting device (24) having a supporting body (25). The lifted preceding seedling container (A) is lifted by the lift roller (20) by receiving the subsequent seedling container (A) in a lower side of the supported preceding seedling container (A). A method for stacking and removing a seedling container removes seedling containers (A) which are stacked at a predetermined number by repeating an operation.
Patent KR-20210116960-A (KR)
Title: System for Logistics Information Flow Management
Inventor: LJH
IPC: G06Q10/06
Filed: 2020-03-18
Abstract: The present invention relates to a system for managing logistics information flow. Specifically, the present invention relates to the system for managing logistics information flow throughout a distribution network that allows a branch to receive an order from an agency and place the order to the head office by collective processing a received order and a placed order and incoming/outgoing and settlement between two parties in a flow of logistics and goods between a manufacturing company or the head office, branch, and agency; allows collective processing for a process of received order at the head office, withdrawal from the branch, and depositing at the head office if the head office approves the placed order by checking the branch's credit and the head office's available inventory; allows the head office to release to the branch if the approved placed order is dispatched; and allows a non-store, a non-inventory branch, and the agency to be operated as a system in which a statement of a head office purchase at the branch and an agency dispatch at the branch are collectively generated. Therefore, the present invention is capable of preventing omission of purchase sales.
Patent KR-20210117450-A (KR)
Title: Orthodontic multilayer sheet for clear aligner
Inventor: KWON DOO YEON
IPC: B32B7/02
Filed: 2020-03-19
Abstract: One embodiment of the present invention provides a transparent orthodontic multilayer sheet, which includes: a first outer layer made of a soft thermoplastic polymer material; a second outer layer made of a soft thermoplastic polymer material; and an intermediate layer provided between the first outer layer and the second outer layer, made of a rigid thermoplastic polymer material. Therefore, as an outer layer is made of a soft polymer material to give flexibility, it is possible to reduce a pain of the patient during initial correction.
Patent KR-20210123475-A (KR)
Title: System and method for protecting inverter in vehicle from overvoltage
Inventor: CHON CHAE DUCK
IPC: B60L3/00
Filed: 2020-04-03
Abstract: A system for protecting an inverter in a vehicle from overvoltage in accordance with the present invention may comprise: a first inverter having a plurality of switching elements and configured to convert energy provided from an energy storage device into alternating current power; a first motor configured to be driven by receiving the alternating current power converted by the first inverter; a second inverter connected in parallel with the first inverter, including a plurality of switching elements, and configured to convert energy provided from the energy storage device into alternating current power; a second motor configured to be driven by receiving the alternating current power converted by the second inverter; a first capacitor connected in parallel between the first inverter and the energy storage device and configured to store electric energy of the first motor during regenerative braking; and a controller configured to turn off a relay connecting the energy storage device to the motor when a voltage of the first capacitor measured by a voltage sensor is equal to or greater than a predetermined first voltage and to operate the switching elements in the first inverter and the second inverter in response to first current commands (1_Id* and 1_Iq*) causing a zero vector to be applied to each motor and second current commands (2_Id* and 2_Iq*) causing zero torque to be generated in each motor, wherein the current commands are previously stored. The present invention can increase the driving time of other electrical components.
Patent KR-20210128158-A (KR)
Inventor: LEE CHANG NAM
IPC: F16B7/18
Filed: 2020-04-16
Abstract: The present invention relates to a reinforcing bar connector without eccentricity which couples both sides of wing plates of a first and a second fixture each consisting of a reinforcing bar accommodation unit accommodating a reinforcing bar and wing plates on both ends thereof to transfer stress without eccentricity between connected reinforcing bars, absorb construction errors, and firmly connect reinforcing bars. The reinforcing bar connector without eccentricity is to connect a first reinforcing bar and a second reinforcing bar and comprises: a first fixture consisting of a reinforcing bar accommodation unit of a semicircular arc shape in which the first reinforcing bar is accommodated to be fixed and a pair of wing plates bent from both ends of the reinforcing bar accommodation unit; a second fixture provided on one end of the first fixture, and consisting of a reinforcing bar accommodation unit of a semicircular arc shape in which the second reinforcing bar is accommodated to be fixed and a pair of wing plates bent from both ends of the reinforcing bar accommodation unit; and a pair of coupling plates tightly attached to both sides of the wing plates of the first fixture and the wing plates of the second fixture to connect the wing plates to each other.
Patent KR-20210053143-A (KR)
Title: Rainwater treating system
Inventor: MOON JOUNG TAC
IPC: E03F5/10
Filed: 2020-04-16
Abstract: A rainwater treatment system is disclosed. The rainwater treatment system of the present invention comprises: a base frame provided underground and provided with an outlet through which received rainwater is discharged; a collection unit provided in the base frame to store sediment and discharged to the outside of the base frame with the sediment; and an odor blocking unit provided with a first odor blocking part provided at an outlet and opened by a flow rate of rainwater flowing into the outlet to flow rainwater to the outlet, and a second odor blocking part that is opened by the buoyancy of the rainwater filled in the outlet and allows rainwater to flow to the outlet.
Patent KR-20210128256-A (KR)
Inventor: JI HO SUK
IPC: G01N1/28
Filed: 2020-04-16
Abstract: The present invention relates to a method for predicting the number of times a polymer can be recycled, comprising the steps of: (A) measuring an initial dynamic viscoelasticity value of a polymer sample; (B) recycling the polymer sample to prepare a polymer sample and measuring a dynamic viscoelasticity value; (C) recycling the polymer sample prepared in step (B) to prepare a polymer sample and measuring a dynamic viscoelasticity value; and (D) predicting the number of times the polymer sample can be recycled by determining whether a calculated value is within a preset range by using each of the dynamic viscoelasticity values measured in steps (A) to (C).
Patent KR-20210054439-A (KR)
Title: Interface yang data model facing i2nsf network security capabilities
Inventor: JEONG JAEHOON
IPC: H04L29/06
Filed: 2020-05-18
Abstract: The present invention relates to an interface YANG data model facing interface to network security functions (I2NFS) network security capabilities to design an information model for an interface facing network security functions (NSF) in I2NFS and a YANG data model for a security service. According to the present invention, a method for allowing a network operation management system to provide a security service in a security management system comprises the following steps of: receiving a first security policy of a high-level from an I2NSF user; receiving, from a developer management system, available security services; generating a second security policy of a lower level corresponding to the first security policy on the basis of the security service; and transmitting a packet including the second security policy for setting the generated second security policy to each of a plurality of NSFs as an NSF instance. Each of the network operation management system and the plurality of NSFs is connected to an I2NSF-NSF facing interface, and the second security policy includes at least one of 1) blocking SNS access during business hours, 2) blocking malicious VoIP (Voice over Internet Protocol) or malicious Voice over LTE (VoLTE) packets, or 3) to mitigate flood of http and https to company web servers.
Patent KR-20200135226-A (KR)
Inventor: KIM KWANG SOO
IPC: C25B1/04
Filed: 2020-05-22
Abstract: The present invention relates to: a multi-complex compound comprising a Ru atom, a Ru cluster, and a first N-doped carbon sheet, wherein the Ru cluster includes a carbon coating layer and an N atomic layer; a water decomposition device comprising the same; a manufacturing method thereof. The multi-complex compound can be usefully used in high-efficiency energy devices ready for use in industrial applications.
Patent KR-20200138056-A (KR)
Inventor: JUTTA WILLAMOWSKI
IPC: G01C21/36
Filed: 2020-05-28
Abstract: A method for generating an access map comprises: a step of selecting an access point set in a focus zone for identifying a surrounding area of a moving destination; a step of determining an access path through one or more access points in the selected access point set; a step of listing crossroads through which the access path passes; a step of determining the probability that the access path passes through the listed crossroads for each listed crossroad; a step of determining at least one complexity score of the listed crossroads; a step of determining a point-of-interest (POI) set along the access path passing through the listed crossroads; a step of determining a quality score of each POI, wherein the quality score reflects the utility of the corresponding POI for facilitating direction setting; a step of selecting a POI from the POI set based on the quality score; a step of generating an access map including the access path and the selected POI; and a step of outputting the access map.
Patent KR-20200143256-A (KR)
Inventor: HUYNH THUY
IPC: F02C7/057
Filed: 2020-05-29
Abstract: An engine inlet (10) for efficient operation at both design Mach number and off-design Mach numbers uses a variable geometry caret inlet (10) having a main compression ramp (22) extending and rotatably attached at a first hinge line (36). The main compression ramp (22) is rotatable from a low Mach position to a design Mach position. A diffuser ramp (24) is engaged by the main compression ramp (22) at an interface portion (26) and is rotatably mounted at a second hinge line (38). The diffuser ramp (24) is rotatable opposite to the main compression ramp (22) to maintain contact at the interface portion (26). A compression ramp filler (28) is mounted inside the main compression ramp (22) and engages a compression scrub surface (29) with the main compression ramp (22). A diffuser ramp filler (32) is mounted inside the diffuser ramp (24) and engages a diffuser scrub surface (33) with the diffuser ramp (24). Therefore, the maximum efficiency can be provided from the low Mach position to a high design Mach position.
Patent KR-20210150816-A (KR)
Title: All­in­one connector and heat exchanger having the same, manufacturing apparatus and method for all­in­one connector
Inventor: SHIN SEUNG HARK
IPC: F28F9/02
Filed: 2020-06-04
Abstract: The present invention relates to an apparatus and method for manufacturing an integrated connector. According to the present invention, in a heat exchanger such as a condenser, a connector is formed integrally by pressing one tube to connect a header tank and a gas-liquid separator so that a heat exchange medium communicates, and a first pipe part inserted into a hole of the header tank, a first flange part in surface contact with an outer surface of the header tank, a second pipe part inserted into a hole of the gas-liquid separator, and a second flange part in surface contact with an outer surface of the gas-liquid separator are connected as one, and the inside is formed in communication with each other to form an integrated connector, so that the connector can be manufactured with accurate dimensions, thereby preventing assembly defects and leakage of the heat exchanger. Since the bonding strength between an object to be joined and the integrated connector is increased, the thickness of the material for manufacturing the integrated connector can be reduced, thereby reducing the manufacturing cost. Since sufficient thickness of the first flange part and the second flange part can be secured, and the thickness of a connection portion between the first flange part and the second flange part is thickened, sufficient structural strength and durability are secured, it is possible to reduce the manufacturing cost by reducing the number of materials for manufacturing the integrated connector. In addition, it is possible to simplify the manufacturing process of the integrated connector, so that the integrated connector can be manufactured easily.
Patent KR-20210153428-A (KR)
Inventor: PARK CHUN WOO
IPC: G06T7/11
Filed: 2020-06-10
Abstract: Disclosed is an electronic device. The electronic device comprises: a communication unit; a camera; and a processor for controlling a display wall composed of multiple display modules through the communication unit. The processor controls the display wall so that the multiple display modules sequentially display a preset image, control the camera to photograph the display wall whenever each of the multiple display modules displays a preset image to obtain multiple photographed images, and, based on the multiple acquired images, identify a position and shape of each display module included in the display wall.
Patent KR-20210155971-A (KR)
Inventor: PANG CHANG HYUN
IPC: D06M15/564
Filed: 2020-06-17
Abstract: The present invention relates to a fiber type temperature sensor having a compressed micro-wrinkle and a manufacturing method thereof. The manufacturing method comprises: a first step of coating the compressed micro-wrinkle on an elastic fiber by coating the stretched elastic fiber with an elastic polymer solution and relaxing the same; and a second step of coating a temperature sensitive layer after the first step by stretching the elastic fiber to unfold the micro-wrinkle, coating the temperature sensitive layer, and then relaxing the same. The present invention provides the fiber type temperature sensor having mechanical deformation insensitivity by the compressed micro-wrinkle.
Patent KR-20210156480-A (KR)
Inventor: HONG GYO YOUNG
IPC: G06N20/00
Filed: 2020-06-18
Abstract: Disclosed are a system and a method for designing an optimization algorithm for judging the integrity of an aircraft structure. The present invention can design and provide the optimized algorithm capable of determining about the structural integrity of an aircraft using flight tests and learning, comprising: a design data input unit; a sensor management unit; and an algorithm modeling unit.
Patent KR-20210156934-A (KR)
Inventor: JOON OH MOON
IPC: C22C38/28
Filed: 2020-06-18
Abstract: The present invention relates to a titanium alloy with high hardness and low cost, and a manufacturing method of the titanium alloy. A non-tempered steel according to one embodiment of the present invention comprises 0.2-0.4 wt% of C, 0.5-1.5 wt% of Si, 0.8-1.2 wt% of Mn, 0.9-1.1 wt% of Cr, 0.05-0.15 wt% of Mo, 0.02-0.05 wt% of Nb, 0.02-0.05 wt% of Ti, 0.001-0.003 wt% of B, 0.015 wt% or less of S, 0.03 wt% or less of P, and the remaining of Fe and other inevitable impurities. The non-tempered steel has a fine structure comprising a remaining austenite.
Patent KR-20210001972-A (KR)
Inventor: WATANABE YUKI
IPC: G01N21/95
Filed: 2020-06-22
Abstract: Provided is a method capable of automatically determining optimal recipe parameters constituting an operation recipe of an optical film thickness measuring device in a short time and automatically. The method preserves a plurality of parameter sets including a plurality of recipe parameters constituting an operation recipe in a storage device, uses the plurality of parameter sets and data of a reference spectrum of reflected light from a polished substrate stored in a data server to execute a simulation of the film thickness change accompanying the lapse of polishing time, inputs at least one index value for evaluating the manner of change of the film thickness into the evaluation calculation formula to calculate a plurality of comprehensive evaluation values for the plurality of parameter sets, and selects optimal one among the plurality of parameter sets based on the plurality of comprehensive evaluation values.
Patent KR-20210022486-A (KR)
Title: Channel estimation system and method therefor
Inventor: YUAN BOFENG
IPC: H04L25/02
Filed: 2020-06-24
Abstract: According to some embodiments of the present invention, a channel estimation method and system are provided. According to some embodiments of the present invention, the channel estimation method for minimizing a time domain mean square error (MSE) of channel estimation (CE) includes the steps of: estimating, by a processor, a power delay profile (PDP) from a time domain observation of reference signal (RS) channels; estimating, by the processor, a noise variance of the RS channels; and determining, by the processor, a first arrival path (FAP) value and a delay spread estimation (DSE) value based on the estimated PDP and the estimated noise variance for minimizing the MSE of CE.
Patent KR-20220000078-A (KR)
Title: Universal serial bus device and vehicle containing same
Inventor: CHO YONG SIK
IPC: G06F13/40
Filed: 2020-06-25
Abstract: A universal serial bus (USB) device for a vehicle and a vehicle including the same are disclosed. According to an embodiment of the present invention, the universal serial bus device for a vehicle includes: a main body unit including a plurality of USB terminals disposed around the upper surface and side of a housing; a receiving unit embedded in the interior of an interior material to accommodate the main body unit in the internal space; and a cable electrically connecting the vehicle power source and the main body unit. The main body unit is used in a state coupled to the receiving unit or moved to a state separated from the receiving, and is connected to at least one smart device through the plurality of USB terminals.