baber/WOPTO huggingface dataset:
Patent KR-102283248-B1 (KR)
Title: Mask with Breathing Space
Inventor: CHOI JIN HYUK
IPC: F04D27/00
Filed: 2021-02-15
Granted: 2021-07-28
Abstract: Disclosed is a mask with a breathing space part (35) provided to facilitate breathing of a user. The disclosed mask with a breathing space part (35) comprises: a pad main body (10) including an outer skin (11) formed of fibers and exposed to the outside and an inner skin (12) brought into contact with the skin of a user, and provided to cover a nose and a mouth of a user; a nose support member (20) embedded in an upper portion of the pad main body (10) in a horizontal direction and formed in a shape corresponding to a curve of the user's nose to support an upper portion of the pad main body (10); a filter (40) disposed between the outer skin (11) and the inner skin (12) of the pad main body (10) and provided to filter out fine pollutants contained in external air; a pair of fixing straps (15) formed to have a C shape and fixed to both sides of the pad main body (10), respectively; and a control part (not shown in a drawing) provided to control the overall operation of the mask.
Patent KR-102408731-B1 (KR)
Title: 음식물 쓰레기 종량기용 가림막 장치
Inventor: KIM WOO YEUL
IPC: B65F1/16
Filed: 2021-02-25
Granted: 2022-06-14
Abstract: 본 발명은 음식물 쓰레기 종량기에 관한 것으로서 특히, 음식물 쓰레기 불법 투기를 방지하고, 오염된 투입구를 가려 악취 발생과 미관을 저해하지 않도록 음식물 쓰레기 종량기의 투입구를 가릴수 있는 종량기용 가림막 장치에 관한 것이다.
Patent KR-102443075-B1 (KR)
IPC: E05D11/00
Filed: 2021-02-25
Granted: 2022-09-13
Abstract: 상부 및 하부 도어연결구가 결합되는 도어의 단부에 보강부재가 설치되어 도어가 휘어지는 것을 방지할 수 있을 뿐만 아니라, 상기 보강부재를 통해 상부 및 하부 도어연결구를 감싸게 설치되는 보호커버의 조립이 용이하게 구성되고, 상부 도어연결구에 설치된 로터리 댐퍼부재를 통해 도어가 닫혀질 때 가해지는 충격을 흡수하여 부드럽게 닫히도록 함으로써 소음과 충격을 방지하게 구성되고 손끼임 및 손눌림이 방지되는 도어의 휨 방지구조를 갖는 손끼임 방지용 도어시스템이 개시된다.
Patent KR-102340892-B1 (KR)
Title: Charged Quantum Dots Microcapsule and Method of Manufacturing the Same
Inventor: LEE DONGJIN
IPC: B41M7/00
Filed: 2021-02-26
Granted: 2021-12-17
Abstract: The present invention relates to charged quantum dot capsule ink which includes a charged quantum dot capsule, a solvent, a sealing material, and a functional material; a method for manufacturing the same; and manufacture of a color filter and a display by an inkjet printing process using the same, wherein the charged quantum dot capsule has a specific charge on the surface of the capsule, the repulsive force is generated by the coulomb force between adjacent capsules having the same polar charges on the surface, and dispersibility of the capsules is more improved compared to that of non-charged quantum dot capsules.
Patent KR-102556290-B1 (KR)
Title: 홈 에너지 관리 시스템
IPC: H02J3/14
Filed: 2021-03-05
Granted: 2023-07-17
Abstract: 본 발명의 일 실시예에 따른 홈 에너지 관리 시스템은, 가정용 신재생 에너지 시스템 및 메인 그리드로부터 전력을 공급받아 저장하는 에너지 저장 장치; 미리 저장된 알고리즘에 따라 에너지 비용과 PAR을 최소화하는 하루 동안의 전력 관리를 위한 스케줄을 생성하는 스마트 스케줄러; 및 상기 스케줄에 따라 가정용 신재생 에너지 시스템, 메인 그리드 및 상기 에너지 저장 장치 중 선택된 어느 하나로부터 가정용 기기에 전력을 공급하고, 상기 에너지 저장 장치에 저장된 에너지를 판매하도록 제어하는 메인 제어부를 포함하는 것을 특징으로 한다.
Patent KR-102325411-B1 (KR)
Title: Driving energy management type LED display driving system
IPC: G09F9/33
Filed: 2021-03-11
Granted: 2021-11-11
Abstract: The present invention relates to an operation energy management type LED signboard system, which diversifies a lighting type for each font with respect to fonts such as characters, symbols, and the like output through an LED signboard to enable a user to selectively adjusts operation energy to save energy. According to the present invention, the operation energy management type LED signboard system comprises: an LED signboard including a plurality of LED pixel panels, an operation driver module, an electric signboard control module including a data transceiver and an infrared signal receiver, a power module, and an electric signboard case for installing them; an infrared remote controller transmitting an infrared signal to an infrared signal receiver; and a personal computer having an LED signboard operation program installed therein and connected to the data transceiver. The signboard control module of the LED signboard is operated in a PC control mode or a remote-control mode and includes an operation energy management mode providing an interface screen capable of selecting a normal mode outputting normal output content and an eco-mode outputting eco-mode content having a lower output energy that that of the normal mode. Accordingly, the system provides effects of effectively reducing operation energy of an LED signboard and reducing maintenance cost for the use of the LED signboard due to the reduction of the operation energy of the LED signboard. In addition, since an output mode is selectively operated according to ambient light or human existence conditions, the system provides effects of reducing the operation energy of the LED signboard and reducing maintenance cost for the use of the LED signboard.
Patent KR-102498241-B1 (KR)
Title: 반사 방지 필름
IPC: G02B1/115
Filed: 2021-03-16
Granted: 2023-02-10
Abstract: 본 발명은, 하드 코팅층; 및 저굴절층을 포함하고, 중공형 무기 나노 입자 및 솔리드형 무기 나노 입자를 함께 포함하고 1.5 ㎚ 내지 22 ㎚의 두께를 갖는 입자 혼재층이 상기 저굴절층 내에 존재하며, CIE Lab 색공간에서 b*값의 절대값이 4이하인 반사 방지 필름 과 상기 반사 방지 필름을 포함하는 편광판, 디스플레이 장치 및 유기발광다이오드 디스플레이 장치에 관한 것이다.
Patent KR-102357261-B1 (KR)
Inventor: KIM YEON HO
IPC: A47B87/00
Filed: 2021-03-18
Granted: 2022-02-08
Abstract: The present invention relates to a prefabricated table of a novel structure capable of firmly fixing each part. In the prefabricated table according to the present invention, a pair of coupling protrusions (35) spaced apart from each other in a front-rear direction or in a lateral direction are formed on an upper surface of a support (A). An upper plate (B) is divided into two upper plate members (51), and at an adjacent end of the upper plate member (51), a coupling part (52) to which a coupling protrusion (35) is coupled is formed so as to penetrate upper and lower surfaces. The upper plate (B) is fixed to an upper surface of an upper fixing member (30) by coupling the coupling parts (52) to both sides of the coupling protrusion (35), respectively. In particular, the coupling protrusion (35) is configured such that the front and rear widths of both sides are larger than the central portion. The coupling part (52) is configured to correspond to the shape of both sides of the coupling protrusion (35). Therefore, the upper plate (B) is divided into two to reduce the area of the upper plate (B), transport or storage of the upper plate (B) is facilitated, and the upper plate (B) is firmly fixed when the upper plate (B) is coupled to the upper portion of the support (A).
Patent KR-102289446-B1 (KR)
Title: Saw palmetto extract for improving male menopausal symptoms and metabolic syndrome and method for producing same
Inventor: EUN SANG WON
IPC: A61K31/20
Filed: 2021-03-29
Granted: 2021-08-12
Abstract: The present invention relates to a saw palmetto extract containing lauric acid and β-sitosterol for alleviating male menopausal symptoms and metabolic syndrome, and to a method for manufacturing the same. The saw palmetto extract alleviates male menopausal symptoms such as decreased sperm count in the body, decreased sperm activity, and decreased muscle endurance, and has excellent effect of alleviating metabolic syndrome such as reduction of body fat.
Patent KR-102424894-B1 (KR)
IPC: G06F3/0481
Filed: 2021-04-02
Granted: 2022-07-27
Abstract: 증강 현실에 기반하여 공사 정보 및 유지관리 정보 중 적어도 일부를 관리하기 위한 방법에 있어서, (a) (i) 건축물의 동, 호, 층, 및 실 중 적어도 하나에 의하여 특정되는 상기 건축물 내 개별 공간들에 관한 정보인 공간 정보들, (ii) 상기 개별 공간들에서의 부위별 공종 정보들, 및 (iii) 상기 공종 정보들에 대응되는 액티비티 정보들이 획득된 상태에서, 사용자 단말로부터 상기 사용자 단말에 의해 촬영되는 실사영상 상의 특정 공간 정보 내의 특정 부위에 대한 증강 현실 정보 요청이 획득되면, 공사 정보 관리 서버가, 상기 사용자 단말이 위치하고 있는 위치 정보를 참조하여 상기 사용자 단말이 위치하는 특정 개별 공간을 확인하는 단계; 및 (b) 상기 공사 정보 관리 서버가, 상기 특정 개별 공간에 대응되는 상기 공종 정보들 및 상기 액티비티 정보들 중, 상기 실사영상에 대응되는 상기 특정 부위에 대한 특정 공종 정보들 및 특정 액티비티 정보들을 기설정된 카테고리에 따라 분류하며, 상기 기설정된 카테고리에 따라 분류된 상기 특정 공종 정보들 및 상기 특정 액티비티 정보들에 대한 선택 메뉴들을 상기 사용자 단말로 전송함으로써 상기 사용자 단말로 하여금 상기 선택 메뉴들을 렌더링하도록 하고 상기 선택 메뉴들을 상기 실사영상에 중첩하여 증강현실 화면을 디스플레이하도록 지원하는 단계;를 포함하는 방법 및 이를 이용한 공사 정보 관리 서버가 개시된다.
Patent KR-102589164-B1 (KR)
Title: 협업 작업에서 시간적 관계를 활용한 트랜스포머 기반 활동 예측 방법
IPC: G06Q10/06
Filed: 2021-05-25
Granted: 2023-10-13
Abstract: 본 발명의 일 실시예에 따른 협업 작업에서 시간적 관계를 활용한 트랜스포머 기반 활동 예측 방법은, 협업 작업의 에피소드에 포함된 복수의 활동에 대한 복수의 튜플을 입력받고, 각 튜플과 이전 튜플 사이의 시간적 관계를 계산하는 단계; 임베딩 레이어에서 상기 각 튜플에 포함된 활동 세트 및 시간적 관계를 복수의 벡터로 변환하는 단계; 인코더에서 상기 복수의 벡터에 대한 복수회의 어텐션 과정을 수행하여 활동과 이전 활동 간의 관계를 학습하는 단계; 디코더에서 상기 복수의 벡터에 대한 복수회의 마스킹된 어텐션 과정 및 상기 인코더의 결과에 대한 어텐션 과정을 수행하여 예측할 활동과 이전 활동 간의 관계를 학습하는 단계; 및 상기 어텐션 과정에서 획득한 어텐션 값을 사용하여 다음 활동과 이의 현재 활동과의 시간적 관계를 예측하는 단계를 포함할 수 있다.
Patent KR-102284452-B1 (KR)
Title: Battery module with thermal runaway delay structure
Inventor: KIM SUNG JI
IPC: H01M50/271
Filed: 2021-05-27
Granted: 2021-08-03
Abstract: A battery module with a thermal runaway delay structure according to the present invention comprises: a battery unit in which side surfaces of a plurality of battery cells are arranged in a horizontal direction to face each other; a housing capable of opening an upper part so that the battery unit can be accommodated inside; a first fire protection pad coupled between a plurality of battery cells; a pair of second fire protection pads coupled to the outside of the battery unit in parallel with the first fire protection pad; a third fire prevention pad covering the upper part of the battery part; and an upper cover coupled to the upper part of the housing and having an exhaust hole to discharge gas generated from the battery unit. Therefore, a fire protection pad around the battery cell where thermal runaway has occurred can prevent the spread of the thermal runaway.
Patent KR-102600369-B1 (KR)
Title: 스마트 배터리 디바이스 및 그 동작 방법
IPC: H02J7/00
Filed: 2021-06-02
Granted: 2023-11-08
Abstract: 스마트 배터리 디바이스는 배터리 유닛, 온도 감지 유닛, 및 프로세싱 유닛을 포함한다. 온도 감지 유닛은, 온도 신호를 생성하기 위해 주변 온도를 감지한다. 프로세싱 유닛은 배터리 유닛 및 온도 감지 유닛에 커플링된다. 충전 모드에서, 프로세싱 유닛은 온도 신호를 수신하고 배터리 유닛의 전력 용량을 획득한다. 프로세싱 유닛은 온도 신호에 따라서 전체 용량을 설정하고, 배터리 유닛의 전력 용량이 전체 용량에 도달할 때 표시 플래그를 생성하며, 표시 플래그는, 배터리 유닛이 완전히 충전된 상태에 있다는 것을 나타내기 위해 사용된다.
Patent KR-102382519-B1 (KR)
Title: Operating method for electronic apparatus for providing advertisement information and electronic apparatus supporting thereof
Inventor: SEO MIN KYO
IPC: G06Q30/06
Filed: 2021-06-03
Granted: 2022-04-08
Abstract: According to the present disclosure, a method for providing advertisement information by an electronic device includes the steps of: obtaining, from a user associated with a service related to the electronic device, information about an advertisement type for an advertisement of the service to be posted on a channel of the user; checking advertisement content corresponding to the advertisement type; and providing advertisement information including information about a uniform resource locator (URL) corresponding to the advertisement content and identification information for the user. On the basis of the identification information, an advertisement consumer entering the service through the advertisement is identified, and reward information for the user can be determined based on sales information generated from the advertisement consumer.
Patent KR-102312904-B1 (KR)
Title: leveler mold
Inventor: SHIN CHANG HO
IPC: B21D28/00
Filed: 2021-06-09
Granted: 2021-10-14
Abstract: The present invention relates to a leveler mold, and more particularly, to a leveler mold that is installed on one side of a punching mold for punching a metal plate material and hits a punched material together with the punching mold so that the flatness of the punched material can be improved and there is no need of a separate post process such as leveling.
Patent KR-102346617-B1 (KR)
Title: Fire suppression equipment for power distribution line
Inventor: SONG KWANG HYUN
IPC: H02G1/02
Filed: 2021-06-22
Granted: 2022-01-03
Abstract: The present invention provides a fire suppression facility for an overhead power distribution line. The fire suppression facility for the overhead power distribution line includes: an electric pole; a support installed on the electric pole and having a predetermined length; cross arms installed on the support; a power distribution line connected to the cross arms; temperature sensors installed at a plurality of locations of the power distribution line, and configured to measure a temperature value at each of the locations; a fire occurrence detector configured to receive the temperature values measured from the temperature sensors to detect occurrence of a fire, and set a fire occurrence location; a cover part movably disposed along the power distribution line; a movement unit for moving the cover part; a fire extinguishing material sprayer installed on the cover part to spray a fire extinguishing material to the fire occurrence location; and a control unit for controlling driving of the movement unit and the fire extinguishing material sprayer, wherein the control unit moves the cover part to the fire occurrence location and allows the cover part to cover and surround the fire occurrence location. Accordingly, an extinguishing material is forcibly collected and recovered so that the extinguishing material does not fall after extinguishing a fire.
Patent KR-102345818-B1 (KR)
Title: System and method of generating the mind map of the structure of thought with targeted part-of-speech words from text data
Inventor: KIM KI YOUNG
IPC: G06F40/216
Filed: 2021-06-23
Granted: 2021-12-31
Abstract: The present invention relates to a method and a system for generating a thinking structure mind map through a targeted part-of-speech word from text data. The method comprises the steps of: setting, by the system, at least one target part-of-speech to be filtered from a plurality of sentences included in given text data; searching for a plurality of target words corresponding to the target part-of-speech from the plurality of sentences; analyzing the frequency of appearance of each of the plurality of target words and the connectivity between the plurality of target words from the plurality of sentences; and displaying the frequency of appearance and the connectivity relative to the plurality of target words as a mind map. The mind map has a form in which at least some of the plurality of target words are displayed as nodes and the nodes are connected by edge lines. A display area of the node is displayed in a different size according to the frequency of appearance of each target word displayed in the node, and the edge line is displayed in different thicknesses or colors depending on the degree of connectivity between the target words displayed in the node. According to the present invention, a thinking structure and thoughts or interests of the analysis target who has provided the text data are more intuitively grasped.
Patent KR-102335803-B1 (KR)
Title: Cleaning cover for room airconditioner
Inventor: OH BONG IL
IPC: B08B3/08
Filed: 2021-07-05
Granted: 2021-12-06
Abstract: Disclosed is a wall-mounted air conditioner cleaning cover provided with a support wire. According to the present invention, after wrapping a wall-mounted air conditioner when the wall-mounted air conditioner is installed on the wall, the inside of the wall-mounted air conditioner can be washed with chemicals or high-pressure water such that the surrounding wall surface where the wall-mounted air conditioner is installed can be prevented from being contaminated or wet by the chemicals or high-pressure water sprayed when washing the wall-mounted air conditioner. In addition, a washing opening part is supported to be maintained in an open state through a support wire. Thus, the work space for washing can be secured, washing can be performed in consideration of the safety of workers as much as possible, and the cleaning efficiency is excellent. The wall-mounted air conditioner cleaning cover includes a cover body and a drain tube.
Patent KR-102368832-B1 (KR)
Inventor: CHOI WOO HYUNG
IPC: H05B3/14
Filed: 2021-07-08
Granted: 2022-03-02
Abstract: The present invention relates to an electrostatic chuck with a structure of multiple heating areas. The electrostatic chuck comprises: a plurality of micro-multi-heater zones (11_1 to 11_N), wherein each of the micro-multi-heater zones (11_1 to 11_N) can individually control heat by a heating element; a switch module (13) comprising individual switch means (14_1 to 14_N) connected to each of the micro multi-heater zones (11_1 to 11_N); and a switch control module (15) for controlling an operation of the switch module (13). Different portions of the wafer fixed to the electrostatic chuck are independently heated by each of the micro-multi heater zones (11_1 to 11_N).
Patent KR-102365055-B1 (KR)
Title: 선로변기능모듈의 모니터링 장치
IPC: B61L5/10
Filed: 2021-07-09
Granted: 2022-02-23
Abstract: 본 발명은 TFM모니터링 시스템에 관한 것으로, TFM 데이터 인터페이스랙(TFM Data Interface Rack)을 통해 TFM 및 TFM 절체기의 동작 및 고장상태 감시, 로그기록 및 운영화면 구성, TFM 절체기의 온도측정 정보, 광통신모듈의 광레벨 측정 정보, 연동장치로부터 송·수신되는 데이터 등 각종 로그정보, 관리자에 의한 수동 원격절체 기능 및 절체정보를 감시하는데 그 목적이 있다.
Patent KR-102292664-B1 (KR)
Title: Acupressure type soil nail with selective extension direction of anchoring wing
Inventor: PARK YOUNG SU
IPC: E02D17/20
Filed: 2021-07-21
Granted: 2021-08-23
Abstract: The present invention relates to an acupressure type soil nail capable of selecting the extension direction of an anchoring wing. The soil nail comprises: a nail front-end fixing part (F) inserted and fixed inside an anchor hole (A); a nail (100) having a front end coupled to the nail front-end fixing part (F), and formed as a normal deformed bar having protrusions alternately installed on the outer circumferential surface thereof in a semicircular shape so that the nail is inserted into the anchor hole; an injection hose extending from the inside of the anchor hole to a ground side to grout the anchor hole; and a nail fixing part coupled to a rear end of the nail, and provided to correspond to the ground surface on a ground-side of the anchor hole (A) and maintain a state in which tensile force is applied by a rear end thereof fixed to the ground surface by the applied tensile force. The nail front-end fixing part (F) is formed as an extension unit (200) which is positioned on an inner bottom side of the anchor hole (A), is provided so that one side thereof is fixed and coupled to a front end of the nail (100) and the other side thereof provided to be moved on the axis of the nail on the outer circumferential surface of the nail so as to select the extension direction of the anchoring wiring as a ground side in the inner circumference of the anchor hole facing the bottom or ground side of the anchor hole, and has an elastic member for applying elastic force so that the extension unit is moved to the bottom side of the anchor hole on the axis of the nail to extend the anchoring wing in the selected direction.
Patent KR-102533214-B1 (KR)
IPC: B29D30/00
Filed: 2021-07-21
Granted: 2023-05-17
Abstract: 본 발명은 타이어 척킹 장치에 관한 것으로, 천장 주행형 이동 본체에 결합되어 이동하며 타이어를 척킹 및 이송하는 장치로서, 작동 중심으로부터 방사되는 방향으로 복수개의 척킹암이 볼스크류 방식으로 직선 이동하며 타이어를 척킹함으로써, 타이어의 척킹 안정성이 우수하고, 볼스크류 방식을 통해 작동 안정성이 향상되며, 척킹암과 볼스크류의 상호 결합 구조에서 스크류 로드의 하중에 의한 변형을 방지하여 작동 안정성을 향상시키고, 구조적인 강도가 향상되어 더욱 우수한 성능을 발휘하는 타이어 척킹 장치를 제공한다.
Patent KR-102448602-B1 (KR)
Title: Tray sorting system
Inventor: CHOI WAN HAE
IPC: B07C5/342
Filed: 2021-08-25
Granted: 2022-09-29
Abstract: The present invention may provide a tray sorting system capable of improving the convenience and efficiency of tray management and reducing tray damage or deformation. According to one embodiment of the present invention, disclosed a tray sorting system including: a tray preparation area for arranging a plurality of trays to carry out one or more management processes; an optical inspection area formed to optically inspect each of the plurality of trays disposed in the tray preparation area; a sorting control unit for sorting each of the plurality of trays into one group of a plurality of groups through information inspected in the optical inspection area; a tray sorting arrangement area having a plurality of arrangement areas separated to correspond to each of the plurality of groups; and a transfer control unit configured to transport each of the plurality of trays to the arrangement area according to the sorting result of the sorting control unit after the inspection is performed in the optical inspection area.
Patent KR-102400038-B1 (KR)
Inventor: HAM SHIN SANG
IPC: G05B19/02
Filed: 2021-08-31
Granted: 2022-05-20
Abstract: An artificial intelligent automatic actuator of a retractable stand comprises: a plurality of driving units which are provided to be spaced apart from each other in left and right directions in a lowermost stand among multi-stage stands, and move the stands between a withdrawal position and a storage position in forward and backward directions; distance measuring units which are provided to be located in the same line as the respective driving units or in a line adjacent thereto in the forward and backward directions, and measure the distance between the storage position and an adjacent wall surface or an uppermost stand and the lowermost stand among the stands; and a control unit for controlling the driving units so that the stands move the withdrawal position or the storage position. The control unit includes a first determination unit for determining whether measurement distances measured by the distance measuring units are equal to a standard storage distance, which is the measurement distance at the storage position, or a standard withdrawal distance, which is the measurement distance at the withdrawal position, and can stop the operation of the driving units if the measurement distances are equal to the standard storage distance or the standard withdrawal distance. Therefore, the artificial intelligent automatic actuator can stop the operation of the driving units for moving the movable stands if the movable stands reach the withdrawal position or the storage position.
Patent KR-102334823-B1 (KR)
Title: System for processing bus bar
Inventor: SEO JUNG UN
IPC: H01B5/02
Filed: 2021-09-03
Granted: 2021-12-02
Abstract: A busbar processing system according to one embodiment of the present invention, for the busbar processing system which transfers and processes a busbar of a predetermined length and width, comprises: an insertion module which provides a mounting space on which a plurality of busbars are mounted, and inserts any one among the plurality of busbars mounted on the mounting space into a processing module; the processing module which processes punching, marking, or cutting on the busbar inserted by the insertion module; a discharge module which discharges the busbar processed by the processing module to the outside; an input module which inputs a length and a width of the busbar to be processed; and a control module which controls the insertion module, the processing module, and the discharge module according to the input value inputted to the input module. The busbar processing system reduces an insertion time of the busbar by operating the insertion module during processing and reduces defect ratio of the busbar by automatically stopping the operation of the insertion module when a busbar different from the predetermined busbar is inserted.
Patent KR-102424784-B1 (KR)
Inventor: CHIN JAE KWON
IPC: H01Q9/28
Filed: 2021-09-06
Granted: 2022-07-25
Abstract: An eLORAN receiver system for minimizing a reception time delay in an eLORAN system is disclosed. The eLORAN receiver system for minimizing the reception time delay in the eLORAN system, wherein the eLORAN system includes a control station, a dLORAN reference station, and a plurality of eLORAN transmission stations, comprises: a plurality of eLORAN transmission stations connected to the control station and having eLORAN transmitters; and eLORAN receivers receiving eLORAN signals including position, navigation and timing (PNT) information transmitted in all directions from m eLORAN transmitters. In the eLORAN receiver, an omnidirectional antenna is used so as to minimize the reception time delay in accordance with a gain and a phase change of an antenna in the eLORAN signals including the PNT information, and a monopole antenna or a dipole antenna is used as the omnidirectional antenna.