baber/WOPTO huggingface dataset:
Patent KR-20220040532-A (KR)
Inventor: KIM JU EUN
IPC: C22C38/26
Filed: 2020-09-23
Abstract: The present invention provides a high-strength hot-rolled steel sheet for a steel pipe that has high strength and high workability and a method for manufacturing the same. According to one embodiment of the present invention, the high-strength hot-rolled steel sheet for a steel pipe comprises 0.30 to 0.35 wt% of carbon (C), 0.1 to 0.3 wt% of silicon (Si), 1.1 to 1.5 wt% of manganese (Mn), 0.01 to 0.05 wt% of aluminum (Al), 0.001 to 0.003 wt% of calcium (Ca), 0 to 0.02 wt% (excluding 0 wt%) of phosphorus (P), 0 to 0.01 wt% (excluding 0 wt%) of sulfur (S), and the balance iron (Fe) and other unavoidable impurities, and satisfies a tensile strength (TS) of 510 to 720 MPa, a yield strength (YS) of 340 to 450 MPa, and an elongation (EL) of 16% or more.
Patent KR-20220042016-A (KR)
Inventor: KOO NAM KI
IPC: G16Y40/50
Filed: 2020-09-25
Abstract: Provided is a device for controlling access based on data transmission time of the IoT devices. The device includes: a communication module for receiving sensor data including measurement values and transmission times from a plurality of sensor devices; an authentication unit which compares the transmission times included in the sensor data with the transmission time previously stored for a corresponding device to determine whether the transmission time is within a preset error range, and if a determination result is within a preset error range, authenticates that the sensor data is transmitted from a registered device; and a processing unit which processes the sensor data authenticated by the authentication unit.
Patent KR-20220043995-A (KR)
Title: Display device
Inventor: KIM KYUN HO
IPC: G09G3/3275
Filed: 2020-09-28
Abstract: The present invention relates to a display device to decrease luminance flicker due to driving frequency fluctuation. According to the present invention, the display device comprises: pixels connected to a first scan line, a second scan line, and a data line; a scan driver supplying a first scan signal to the first scan line and supplying a second scan signal to the second scan line; a control unit dividing one frame into an active period and a blank period on the basis of a control signal supplied from the outside and generating a count signal in which the time of the blank period is counted and a power control signal; a data driver supplying a data signal to the data line; and a power supply unit controlling a source driving voltage supplied to the data driver according to the length of the blank period on the basis of the power control signal. When the count signal reaches a reference value, the controller supplies a start signal for outputting the first scan signal to the scan driver.
Patent KR-20220045773-A (KR)
Title: Concrete column of seismic retrofit using grid reinforcement with directionality and cement mortar, and seismic retrofit method for the same
Inventor: KIM HYEONG YEOL
IPC: E04H9/02
Filed: 2020-10-06
Abstract: Provided are a reinforced concrete column using a grid reinforcement material with directionality and cement mortar, and a reinforcement method thereof. In accordance with the present invention, a first grid reinforcement material adding a transverse binding force to a concrete column to be reinforced, a second grid reinforcement material resisting a tensile axis force to reinforce a bending moment and third and fourth grid reinforcement materials reinforcing against shearing force are placed while being combined. Therefore, the transverse binding force can be added to a hoop of the concrete column to be reinforced, the bending moment can be reinforced, and reinforcement against shearing force can be installed at the same time, and also, when a grid reinforcement material is fixed, the grid reinforcement material can be constructed on a wet column or in the winter without the use of hardening resin which is an organic adhesive, and, due to the application of a grid reinforcement material made of a nonflammable material, the fireproof performance can be better than an FRP reinforcement material construction method according to existing technology, and also, a color is added to cement mortar to bring about a decorative effect.
Patent KR-20220030849-A (KR)
Title: Cleaner head
Inventor: SOEMOTO KAZUHIKO
IPC: B08B5/04
Filed: 2020-10-16
Abstract: Provided is a cleaner head that can use a vibration damping surface in common for damped objects that are linear in cross section and convex in circular shape. The cleaner head includes a central discharge slit (6) in a corresponding wall part (15) opposite to a vibration damping surface (10), and slits (7, 7) for suction on the right and left. As outer extension lines (L7, L7) of the pair of suction slits (7, 7) are separated from the corresponding wall part (15), the outer extension lines are made in an inclined shape to approach and intersect each other.
Patent KR-20210053790-A (KR)
Title: Method of operating ue in relation to as configuration in wireless communication system
Inventor: GIWON PARK
IPC: H04W76/14
Filed: 2020-10-19
Abstract: According to an embodiment, an operation method of first user equipment (UE) in a wireless communication system comprises the following steps of: allowing first UE to perform an access stratum configuration procedure with second UE; and allowing the first UE to transmit a radio resource control (RRC) message to a base station based on AS configuration procedure failure. The RRC message includes destination ID information of a unicast link related to the AS configuration procedure failure.
Patent KR-20220053745-A (KR)
Inventor: HWANG JAE SAM
IPC: A61K38/00
Filed: 2020-10-22
Abstract: The present invention relates to a reagent composition for inhibiting caspase comprising a copricin peptide CopA3 derived from Copris tripartitus. The coprisin peptide CopA3 of the present invention covalently binds to caspase to inhibit active cleavage of the caspase, thereby exhibiting excellent effects as a therapeutic agent for caspase-mediated ischemic myocardial infarction induced by caspase activity.
Patent KR-20210049012-A (KR)
Title: Method and manufacturing plant for producing a product
Inventor: ZEHNDER THOMAS
IPC: G05B19/418
Filed: 2020-10-23
Abstract: In order to improve the planning and implementation of the manufacture of a product in a manufacturing plant, the manufacturing plant (12) is modeled via a machine network plan (M). The machine network plan (M) is modeling the manufacturing plant (12) as a network of manufacturing nodes (1), and a product to be manufactured is modeled via a product synthesis plan (S). The product synthesis plan (S) is modeling a hierarchical structure of the product in the form of a tree of product synthesis nodes (2). The machine network plan (M) and the product synthesis plan (S) are associated with each other to form a manufacturing sequence (F) in that a manufacturing node (1) of the machine network plan (M) is selected for each operation node (O) of the product synthesis plan (S). The manufacturing node carries out a manufacturing process step to be carried out at the corresponding operation node (O). The manufacturing sequence (F) is carried out in the manufacturing plant (12) via a system controller (11) in order to produce the product. Accordingly, reliability of manufacturing can be increased.
Patent KR-20220054061-A (KR)
Title: Manufacturing method of bimetallic transition metal nitride, the bimetallic transition metal nitride manufactured thereby and its application
Inventor: PARK SANG HEON
IPC: H01M4/90
Filed: 2020-10-23
Abstract: The present invention relates to a preparation method of a bimetallic transition metal nitride, a bimetallic transition metal nitride prepared thereby, and an application thereof. In the preparation method of the present invention, economic efficiency in a one-step process without using ammonia can be increased. In addition, the nitrogen oxide has a high electrochemical hydrogen production activity of platinum level and thus can be used as an electrode and a catalyst for hydrogen production.
Patent KR-20220056933-A (KR)
Inventor: OH YOUNG HWAN
IPC: B60W10/26
Filed: 2020-10-28
Abstract: The present invention relates to a brake control device for a commercial vehicle and a control method thereof. The present invention comprises: an electromagnetic retarder which assists the braking force of a main brake applied to a vehicle; an information collection unit which collects a vehicle driving state and environmental information through CAN communication provided in the vehicle; and a control unit which sets an operation mode of the electromagnetic retarder on the basis of the vehicle driving state and environmental information collected by the information collection unit, and controls driving of the electromagnetic retarder according to the set operation mode. Accordingly, the present invention is capable of optimizing states of a battery and a coil relative to the braking force by setting a basic operation mode, an empty vehicle mode, a laden mode, and a slope mode according to an engine driving state of the vehicle, a vehicle speed, a battery state, a vehicle weight, and a road slope state and setting the braking force of the electromagnetic retarder in detail.
Patent KR-20220056945-A (KR)
Inventor: LEE JAEHAN
IPC: F28D21/00
Filed: 2020-10-29
Abstract: The present invention proposes a cooler for exhaust gas recirculation, which is formed of aluminum and can be reduced in size. A housing (10) of the cooler of the present invention has high-temperature exhaust gas introduced through an inlet (In) and discharged through an outlet (Out), includes an inlet port (12) provided at an upper part close to the inlet (In) and having cooling water introduced therethrough and an outlet port (14) provided at a lower part close to the outlet (Out) and having the cooling water discharged therethrough, and has a space formed therein to perform heat exchange. In the housing (20), a heat exchange module (50) is installed. The heat exchange module (50) includes a plurality of exhaust gas tubes (54) supported through an end plate and having the exhaust gas flowing therethrough, and a cooling water heat exchanger fin (60) installed to stir the cooling water which exchanges heat with the exhaust gas while flowing between the exhaust gas tubes (54), and is made of aluminum. The cooling water heat exchanger fin (60) of the present invention makes the cooling water turbulent to increase heat exchange efficiency.
Patent KR-20220057752-A (KR)
Title: Led wireless charging cradle
Inventor: RYOO YOUNG KIL
IPC: H04M1/04
Filed: 2020-10-30
Abstract: An LED wireless charging cradle is drawn. According to one of the various embodiments of the present invention, the charging cradle is an LED wireless charging cradle which comprises: a body unit supplying power to an electronic terminal by a wireless charging method; a light emitting unit that emits light; and a plurality of side support units extending from the body unit to first and second side surfaces and performing an operation for fixing and releasing the electronic terminal through movement in an extending direction and in a direction opposite to the extending direction.
Patent KR-20220058074-A (KR)
Inventor: LEE SANG YOUNG
IPC: H01M10/052
Filed: 2020-10-30
Abstract: The present invention relates to an additive for a solid electrolyte, a composition for a solid electrolyte including the same, and an application thereof, and more specifically, to an additive for a solid electrolyte which is a cationic conductive polymer, a composition for a solid electrolyte including the additive, a method for manufacturing a solid electrolyte using the composition, a solid electrolyte manufactured by the manufacturing method, and a lithium metal battery including the solid electrolyte. The additive for a solid electrolyte and the composition for a solid electrolyte including the same according to the present invention have high flexibility compared to a conventional photocurable electrolyte, and minimize physical defects occurring in a battery assemble step having excellent interfacial stability with an electrode. In addition, the solid electrolyte manufactured by the manufacturing method of the solid electrolyte of the present invention has a higher cation conduction yield than the conventional photocurable electrolyte, solves a problem of an interfacial side reaction occurring when applying lithium metal, and improves a life cycle and a performance.
Patent KR-20210108296-A (KR)
Title: Monoclonal antibody specifically binding to TIM-3 and uses thereof
Inventor: PARK EUN JUNG
IPC: C07K16/28
Filed: 2020-11-12
Abstract: The present invention relates to a monoclonal antibody specifically binding to TIM-3 or an antigen-binding fragment thereof, and uses thereof. A monoclonal antibody hTIM-3_NCC1 of the present invention specifically recognizes human and mouse cells expressing TIM-3, and thus can be usefully used in various fields such as diagnosis of diseases mediated by TIM-3 expressing cells as well as prevention or treatment thereof.
Patent KR-20220065919-A (KR)
Inventor: BAEK MOON JUNG
IPC: H01L27/32
Filed: 2020-11-13
Abstract: A display device with the improved reliability comprises: a lower substrate including a display area and a peripheral area surrounding the display area; an upper substrate facing the lower substrate; a barrier rib structure disposed in a display area under the upper substrate and having a plurality of openings; a first upper dam disposed in a peripheral area of the lower portion of the upper substrate and spaced apart from the barrier rib structure; and a filler disposed in the display area between the lower substrate and the upper substrate, at least partially extending to a peripheral area, and located in a first opening defined as a space in which the first upper dam is spaced apart from the barrier rib structure.
Patent KR-20220067960-A (KR)
Title: Method for Forming Metal Pattern
Inventor: KIM IN HO
IPC: H01L31/18
Filed: 2020-11-18
Abstract: The present invention provides a method of forming a metal pattern. The method comprises the steps of: preparing a transparent first substrate having a metal layer formed thereon; disposing a second substrate on which to form a metal pattern to face the metal layer; forming a metal layer as a metal pattern on the second substrate by selectively emitting a laser to the metal layer through the first substrate; and interposing a semiconductor layer or a dielectric layer of a nano-lattice between the first substrate and the metal layer.
Patent KR-20220069512-A (KR)
Title: Vertical exhaust pipe for air duct with flame and smoke blocking function
Inventor: KO UI HWAN
IPC: F24F13/02
Filed: 2020-11-20
Abstract: The present invention relates to a vertical exhaust pipe for an air duct having a flame and smoke blocking function and, more particularly, to a vertical exhaust pipe for an air duct having a flame and smoke blocking function, capable of preventing a fire, which occurs in a lower floor, from spreading to an upper floor while sealing the inside of the vertical exhaust pipe by expanding a refractory filler due to heat caused by flame in the event of a fire. According to the present invention, a vertical exhaust pipe for an air duct having a flame and smoke blocking function is a vertical exhaust pipe for an air duct installed in communication through a sleeve (200) embedded in an interfloor slab (100) made of concrete. Moreover, a lower end of the vertical exhaust pipe (300) is provided with a support portion (310) bent upward and extended inwards to allow the refractory filler (400) to be inserted and supported.
Patent KR-20220077174-A (KR)
Inventor: MIN DAE HO
IPC: H05K13/04
Filed: 2020-11-30
Abstract: 본 발명의 일 실시예는, 일 면에 이송 대상물인 기판과 대응되는 사각형의 평탄한 홀딩 영역을 가지며, 상기 일 면이 상기 기판과 적어도 제1 거리까지 근접하도록 이동하는 몸체부 -상기 홀딩 영역은 상기 일 면의 중앙에 배치되는 제1 영역 및 상기 제1 영역의 둘레에 배치되며 상기 홀딩 영역의 각 변에 접하는 제2 영역을 포함함-; 상기 홀딩 영역 내에 분산 배치되며 부압(negative pressure)을 형성하여 상기 제1 거리에 배치된 상기 기판에 흡입력을 제공하는 복수의 진공홀 -상기 복수의 진공홀 중 적어도 일부는 상기 제2 영역에 각각 동일한 간격으로 배치되며 서로 동일한 폭을 가짐-; 및 상기 홀딩 영역 내에 분산 배치되며 정압(positive pressure)을 형성하여 상기 흡입력에 의해 상기 제1 거리보다 작은 제2 거리로 근접한 상기 기판에 부양력을 제공하는 복수의 에어홀;을 포함하는 기판 이송 장치를 제공한다.
Patent KR-20220076581-A (KR)
Title: 뮤직 큐레이션과 ems 테라피가 제공되는 인공지능 홈 트레이닝 시스템 및 방법
Inventor: KIM HONGYOUN
IPC: G06Q50/10
Filed: 2020-11-30
Abstract: 뮤직 큐레이션과 EMS 테라피가 제공되는 인공지능 홈 트레이닝 시스템이 개시된다. 상기 인공지능 홈 트레이닝 시스템은 탑재된 애플리케이션을 통해 사용자 정보 및 트레이닝 모드에 대한 정보를 입력 받는 사용자 단말과 사용자의 유전자 검체 또는 사상 체질에 대한 분석 결과를 사용자 의료정보 분석 결과로 생성하는 의료 분석 센터와 상기 입력된 사용자 정보와 트레이닝 모드에 대한 정보 및 상기 생성된 사용자 의료정보 분석 결과에 따라 맞춤형 컨텐츠를 결정하여 상기 사용자 단말로 전송하는 트레이닝 코칭 서버와 상기 트레이닝 코칭 서버에서 결정한 맞춤형 컨텐츠에 대응하는 추천 음악을 결정하고, 상기 결정한 추천음악과 상기 추천음악에 대응하는 BPM 데이터를 상기 사용자 단말로 제공하는 뮤직 큐레이션 서버 및 상기 BPM 데이터에 따른 PWM 신호를 생성하고 상기 생성한 PWM 신호를 전극 패드에 인가하는 EMS 디바이스를 포함한다.
Patent KR-20220077348-A (KR)
Title: 음성 학습 데이터 수집 시스템 및 이를 이용한 음성 학습 데이터 수집 방법
Inventor: KWON SEONG YONG
IPC: G06F16/51
Filed: 2020-12-02
Abstract: 음성 학습 데이터 수집 장치가 스마트 디바이스를 통해 음성 학습 데이터를 수집하는 방법으로서, 스마트 디바이스를 통해 기 설정된 사용자 입력 신호를 수신하면, 스마트 디바이스로 사용자가 발화할 학습 대상 문장을 디스플레이하고, 사용자가 학습 대상 문장을 발화한 대상 문장 오디오 신호를 수신한다. 대상 문장 오디오 신호를 학습 대상 문장에 매핑하고, 대상 문장 오디오 신호를 기초로 학습 대상 문장에 매핑된 서비스를 제공한다.
Patent KR-20230023834-A (KR)
Inventor: LEE JUN KYU
IPC: H05K7/20
Filed: 2020-12-09
Abstract: The present invention relates to an electric device including a PCB module accommodated in a case, and more specifically, to an air-pocket preventive PCB in which the fluidity of a resin material is improved so as to easily discharge an air pocket that may be generated when a case is filled with the resin material and to evenly charge the resin material inside the case; an air-pocket preventive PCB module; an electric device having the same; and a manufacturing method of an electric device having the same.
Patent KR-20220085203-A (KR)
Title: 동적 장면에 대한 집중도 기반의 레이 트레이싱 방법 및 장치
Inventor: WOO CHAN PARK
IPC: G06T15/06
Filed: 2020-12-15
Abstract: 본 발명은 동적 장면에 대한 집중도 기반의 레이 트레이싱(Ray Tracing) 방법 및 장치에 관한 것으로, 상기 방법은 특정 장면을 제1 해상도로 렌더링 하여 제1 영상을 생성하는 과정에서 샘플링 픽셀마다 프라이머리 레이(primary ray)의 충돌 여부를 결정하는 단계; 및 상기 제1 영상을 상기 제1 해상도보다 더 높은 제2 해상도로 렌더링 하여 제2 영상을 생성하는 과정에서 상기 샘플링 픽셀들 사이에 존재하는 후보 픽셀들에 대해 주변 픽셀들의 충돌 빈도에 따른 적응적인 임계치 조정을 통해 선택적 렌더링을 반복적으로 수행하는 단계를 포함한다.
Patent KR-20220085955-A (KR)
Inventor: JUNG YUN HA
IPC: G06F11/22
Filed: 2020-12-16
Abstract: 본 발명의 실시예에 따른, 전자 장치를 시험하기 위한 시험 장치는, 인터페이스 제어 문서를 입력받기 위한 문서 입력부; 상기 인터페이스 제어 문서로부터 테이블 정보를 도출하기 위한 전처리부; 상기 테이블 정보에 따라 그래픽 유저 인터페이스를 생성하기 위한 인터페이스 생성부; 및 상기 그래픽 유저 인터페이스를 표시하기 위한 인터페이스 표시부를 포함하고, 상기 인터페이스 제어 문서는, 송신용 문서, 수신용 문서, 순차 제어 문서, 통신 프로토콜 문서 및 리포트 문서 중 적어도 하나를 포함하는 것을 특징으로 한다.
Patent KR-20220087810-A (KR)
Title: 전기 화학 임피던스 분광법을 이용한 배터리 상태 판단 장치 및 방법
Inventor: CHOI JUNG IL
IPC: G01R31/389
Filed: 2020-12-18
Abstract: 전기 화학 임피던스 분광법을 이용한 배터리 상태 판단 장치 및 방법이 개시된다. 개시된 장치는, 획득된 EIS 데이터가 정상적인 EIS 데이터인지 비정상적인 EIS 데이터인지 여부를 판별하는 EIS 판별부; 상기 획득된 EIS 데이터가 정상적인 데이터일 경우, 상기 획득된 EIS 데이터에 대한 전기 화학 모델링을 수행하는 전기 화학 모델링부; 상기 전기 화학 모델링부에서 생성된 전기 화학 모델로부터 최적화 연산을 통해 제1 전기 화학 파라미터를 획득하는 최적화부; 상기 획득된 EIS 데이터가 비정상적인 데이터일 경우, 상기 비정상적인 EIS 데이터를 오토 인코더에 입력하여 제1 신경망 연산을 수행하고, 상기 제1 신경망 연산 결과 상기 오토 인코더에 내재된 잠재 변수를 획득하며, 상기 잠재 변수를 입력받아 데이터 처리 신경망을 통해 제2 신경망 연산을 수행하여 제2 전기 화학 파라미터를 출력하는 전가 화학 파라미터 출력 신경망; 상기 제1 전기 화학 파라미터 또는 상기 제2 전기 화학 파라미터 중 어느 하나를 이용하여 배터리 상태를 판단하는 배터리 상태 판단부를 포함한다. 개시된 장치 및 방법에 의하면, , 비정상적인 EIS 데이터가 획득되더라도 이에 기초하여 배터리 상태를 판단할 수 있는 장점이 있다.
Patent KR-20220089077-A (KR)
Inventor: KIM JAE HOON
IPC: H01F1/147
Filed: 2020-12-21
Abstract: 본 발명의 일 실시예에 의한 무방향성 전기강판은 중량%로, Si : 2.0 내지 3.8%, Al: 0.1 내지 2.5%, Mn: 0.1 내지 2.5%, Mo: 0.01 내지 0.08%, Ti: 0.0010 내지 0.0050%, Nb: 0.0010 내지 0.0050%, C:0.0020 내지 0.0060% 및 N:0.0010 내지 0.0050% 포함하고, 잔부 Fe 및 불가피한 불순물을 포함한다.
Patent KR-20220089836-A (KR)
Title: 사실적 혼합현실 라이팅을 위한 단일 재질 객체로부터의 딥러닝 기반의 조명 조건 추정 방법 및 시스템
Inventor: WOO WOONTACK
IPC: G06T19/00
Filed: 2020-12-22
Abstract: 본 발명은 물리 기반의 딥러닝 네트워크를 통해 재질 정보를 제거하여 대상 객체에서 반사되는 순수한 빛 정보로부터 보다 정확한 조명 조건을 추정하는 기술에 관한 것으로, 입력 이미지에 포함된 단일 재질의 대상 객체를 검출하며, 상기 대상 객체로부터 재질 정보를 제거하여 빛 반사 정보를 획득하는 단계, 상기 대상 객체에서 반사되는 상기 빛 반사 정보에서 파노라마 이미지 형태의 LDR(Low Dynamic Range) 빛 정보를 추정하는 단계 및 상기 LDR 빛 정보를 이용하여 HDR(High Dynamic Range) 빛 정보를 추정하며, 상기 LDR 빛 정보 및 상기 HDR 빛 정보를 합하여 상기 대상 객체에 대한 전방향 빛 정보를 추정하는 단계를 포함한다.
Patent KR-20200145820-A (KR)
Inventor: YANG SANG CHUL
IPC: C23C8/18
Filed: 2020-12-24
Abstract: The present invention relates to a method for treating a surface of a cooking container and a cooking container thereby. The method for treating a surface of a cooking container includes the following steps: preparing the steel cooking container having a carbon content of 0.20 wt% or less of the total weight; treating the surface of the cooking container; nitrifying the surface of the surface-treated cooking container in a gaseous atmosphere including ammonia and nitrogen; and oxidizing the nitrified surface. A porous layer is formed to a thickness of 0.5 to 5 μm during the nitrification process.
Patent KR-20210002417-A (KR)
Inventor: KIM NO EUL
IPC: B60H1/00
Filed: 2020-12-24
Abstract: The present invention relates to a heating system for a vehicle, and a vehicle having the same. According to one embodiment of the present invention, the heating system for a vehicle performs heating on an inner space where a passenger of a vehicle is positioned. The heating system comprises: a main body unit formed to allow electrolyzed water to be disposed therein; an electrode unit having a plurality of electrodes disposed in the main body unit to allow at least one area of the electrodes to come in contact with the electrolyzed water inside the main body unit; and a heat storage unit where the electrolyzed water inside the main body unit is leaked to be transferred after the water is heated by current applied to the electrode unit.
Patent KR-20220094891-A (KR)
Title: Method for designing buck stay of refractory for coke oven
Inventor: CHOI SU BONG
IPC: G06F30/17
Filed: 2020-12-29
Abstract: The present invention relates to a method for designing a refractory support structure of a coke oven. The method includes the following steps of: designing an operation boundary condition and a property and a design variable of refractories; inputting a target expansion amount and allowable stress of a refractory support structure; inputting the scope of the design variable; setting a case by combining the input values; deriving an output value of the design variable through the thermal expansion calculation of the case; selecting an optimal value of the design variable; and deriving an optimal design value by determining whether the target expansion amount and the stress value are satisfied. Therefore, in accordance with the present invention, since a buck stay for supporting a coke oven refractory is designed through variable optimization, the quantity of overdesigned springs is reduced in comparison to an existing design method, which can lead to a reduction in the composition of an refractory support structure including the buck stay, and the specification of the buck stay can be optimized, which can lead to a reduction in investment costs for a coke oven.
Patent KR-20220096267-A (KR)
Inventor: JUNG MIN SU
IPC: G07C9/00
Filed: 2020-12-30
Abstract: The present invention relates to a system for counting the number of people entering and exiting, and more particularly, to a system for counting the number of people entering and exiting, which can count entering and exiting without inputting a QR code or creating an access list using RFID. The system for counting the number of people entering and exiting includes: a counting module installed at a door of a predetermined place; and an application embedded in a user's mobile device.