baber/WOPTO huggingface dataset:
Patent KR-20220155483-A (KR)
Title: Structure for supporting backside of rollable device and method for manufacturing the same
Inventor: CHO WOO JIN
IPC: G06F1/16
Filed: 2021-05-13
Abstract: The present invention relates to a structure for supporting a rear surface of a rollable device and a manufacturing method thereof, which is configured to prevent damage to a panel during a repeated process of a rollable display panel, allow the lightweight and thin structure thereof, and solve a problem of screen visibility caused by the intervals of rigid bars and a problem of decreased aesthetic effects caused by burrs on cut surfaces of the rigid bars. More specifically, the structure for supporting a rear surface of a rollable device according to the present invention comprises: a metal mesh having patterns; a plurality of rigid bars spaced apart from the metal mesh at predetermined intervals, arranged to be spaced apart from each other at predetermined intervals on one side surface of the metal mesh, and joined to each other; and an elastic reinforced material joined to the metal mesh while surrounding the rigid bar to integrate the metal mesh and the rigid bar.
Patent KR-20220155494-A (KR)
Title: Connector mounting device of vehicle
Inventor: GO JONG WON
IPC: B62D27/06
Filed: 2021-05-13
Abstract: Disclosed is an invention for a mounting apparatus of an electric component for a vehicle. The disclosed mounting apparatus of the electric component for the vehicle comprises: a module body provided in the vehicle; an electricity connection member connected to the module body; and a screw joint unit which detachably bolts the electricity connection member to the module body. An objective of the present invention is to provide the mounting apparatus of the electric component for the vehicle to improve assembly and productivity.
Patent KR-20220157178-A (KR)
Title: Terminal unit and electric compressor including the same
Inventor: LEE HYUN WOO
IPC: H02K11/33
Filed: 2021-05-20
Abstract: The present invention provides a terminal unit that enables a terminal to be electrically connected to a connection pin through a plurality of elastically deformable pin contact parts, and enables a connection structure of the connection pin and a circuit board to be simplified and miniaturized as it is electrically connected directly to the circuit board; and an electric-powered compressor comprising the same. The terminal unit comprises: one or more electrically conductive connection pins; and one or more terminals.
Patent KR-20210145686-A (KR)
Inventor: Hirase Keita
IPC: H01L21/67
Filed: 2021-05-24
Abstract: An objective of the present invention is to appropriately perform etching processing with an etching liquid containing a phosphoric acid aqueous liquid and a silicon liquid. A substrate processing apparatus according to one aspect of the present disclosure includes a processing tank, a mixing device, a liquid feeding path, and a control unit. The processing tank immerses a substrate in a processing liquid, and processes the same. The mixing device mixes an aqueous liquid of phosphoric acid and an additive, and generates the liquid mixture used as the raw material of the processing liquid. The liquid feeding path sends the liquid mixture from the mixing device to the processing tank. The control unit controls each unit. Further, in the mixing device, the control unit performs control of feeding the liquid mixture having the second concentration higher than the first concentration, when the phosphoric acid concentration is supplied to the mixing device from the mixing device to the processing tank in which the substrate is immersed.
Patent KR-20220160807-A (KR)
Inventor: KI CHANG SEOK
IPC: G16B40/20
Filed: 2021-05-28
Abstract: The present invention relates to a method for diagnosing cancer and predicting a cancer type based on cell-free nucleic acid and image analysis technology and, more specifically, to a method for diagnosing cancer and predicting a cancer type by using a method of analyzing a value calculated by extracting nucleic acid from a biological sample, generating an image including information on a size of a fragment and coverage based on reads aligned by acquiring sequence information, and inputting the same into a trained AI model. According to the present invention, the method for diagnosing cancer and predicting a cancer type using information on a size of a cell-free fragment and coverage generates vectorized data, performs analysis by using an AI algorithm, and thus is useful by presenting high sensitivity and accuracy.
Patent KR-20220160877-A (KR)
Inventor: PARK YOUNG JAE
IPC: B25B33/00
Filed: 2021-05-28
Abstract: The present invention relates to a magnet separator capable of individually separating a magnet from a bundle of magnets attached to each other by a magnetic force. To achieve the purpose, the magnet separator includes: a fixing unit provided to fix a bundle of magnets temporarily attached to each other by a magnetic force in a longitudinal direction, and including a base spaced apart from the ground by a predetermined height and allowing the bundle of magnets to be seated therein, and a fixing means pressing and fixing the bundle of magnets seated in the base; a driving unit located on one side of the base, and including a pressing plate lifted at a predetermined stroke, and a driving means enabling the pressing plate to be lifted; and an attachment unit located in a lower part of one end of the base, and including an attachment plate coupled to the base in a vertical direction, and a plurality of attachment means embedded at regular intervals in the attachment plate. A magnet is individually separated from the bundle of magnets through the driving unit, and then, the separated magnet can be temporarily attached to the attachment unit.
Patent KR-20220033004-A (KR)
Title: Fishing reel support structure
Inventor: TAKECHI KUNIO
IPC: A01K89/015
Filed: 2021-06-08
Abstract: The present invention relates to a fishing reel support structure, in which rattling of a first part with respect to a second part can be suppressed and the first part can be smoothly rotated with respect to the second part. In a first support structure (9), an inner peripheral surface (47a1) of a reel main body (3) is disposed so as to face an outer peripheral surface (45b1) of a handle shaft (31) in the radial direction. A first bearing (33) and a second bearing (34) are disposed so as to be axially parallel to each other between the outer peripheral surface (45b1) and the inner peripheral surface (47a1). A first spacer (35) is disposed between an inner ring (33a) of the first bearing (33) and an inner ring (34a) of the second bearing (34). A first regulating member (39) regulates movement of either an outer ring (33b) of the first bearing (33) or an outer ring (34b) of the second bearing (34) such that the axial gap between the outer rings of the first and second bearings is smaller than the axial gap between the inner rings of the first and second bearings.
Patent KR-20220095080-A (KR)
Title: Semiconductor package comprising dual stiffener
Inventor: KWON HEUNG KYU
IPC: H01L23/00
Filed: 2021-06-10
Abstract: The technical spirit of the present invention provides a low-cost semiconductor package with improved electrical characteristics and improved thermal characteristics. A dual stiffener of the semiconductor package includes: an upper package having a first package substrate, a semiconductor chip mounted on a central portion of the first package substrate in a flip-chip method, and a first stiffener surrounding an outer portion of the first package substrate; a second package substrate on which the upper package is mounted on a central portion; and a second stiffener surrounding an outer portion of the second package substrate.
Patent KR-20220167438-A (KR)
Title: Display apparatus and method for manufacturing the same
Inventor: CHU JAE HAWN
IPC: H01L27/32
Filed: 2021-06-11
Abstract: The present invention provides a manufacturing method of a display device, comprising the steps of: forming a first photosensitive pattern and a second photosensitive pattern having different thicknesses on an active layer; etching the active layer by using the first photosensitive pattern and the second photosensitive pattern as masks to form a driving semiconductor layer and a compensation semiconductor layer; etching the first photosensitive pattern to expose an upper surface of the driving semiconductor layer and etching at least a portion of the second photosensitive pattern to form a third photosensitive pattern; forming a first insulation layer on the driving semiconductor layer and the third photosensitive pattern; stripping the third photosensitive pattern to expose an upper surface of the compensation semiconductor layer; and forming a second insulation layer on the first insulation layer and the compensation semiconductor layer. The display device can display a high-quality image.
Patent KR-20210156235-A (KR)
Inventor: YOON HONG CHUL
IPC: A61K31/4439
Filed: 2021-06-16
Abstract: The present invention provides a novel compound represented by chemical formula 1, or a pharmaceutically acceptable salt thereof. The novel compound according to the present invention exhibits an excellent acid secretion inhibitory effect. The novel derivative or the pharmaceutically acceptable salt thereof of the present invention reversibly inhibits a direct proton pump, thereby exhibiting a rapid pharmacological effect and low drug interaction.
Patent KR-20220170289-A (KR)
Title: Lamp for vehicle and vehicle including the same
Inventor: HAN GIL WON
IPC: F21S41/25
Filed: 2021-06-22
Abstract: Disclosed is a vehicle lamp, which includes: a light source unit configured to emit light forward; a collimator which is provided in front of the light source unit and on which the light emitted from the light source unit is incident; and a multi-facet lens (MFL) which is provided in front of the collimator and on which the light emitted from the collimator is incident. The MFL includes: a plurality of facets; and stepped portions, which are provided between the plurality of facets and each of which connects the two neighboring facets. At least some of exit surfaces of the plurality of facets are perpendicular to the ground or have shapes inclined upward in a forward direction. Therefore, it is possible to improve the performance of the vehicle lamp by minimizing the glare phenomenon in the vehicle lamp equipped with the MFL.
Patent KR-20230000230-A (KR)
Inventor: KYONG BAE PARK
IPC: F25D17/06
Filed: 2021-06-24
Abstract: The present invention provides a refrigerator operation control method capable of accurately recognizing whether or not an abnormal situation has occurred as well as determining a defrosting time using the detected rotational speed of a blower fan. The refrigerator operation control method comprises: a cooling operation step of supplying heat-exchanged cooling air through a cold air heat source located at the rear of a grill assembly to a storage compartment in front of the grill assembly; a heat providing operation step of providing heat with the cold air heat source; and an abnormal determination step of checking the rotational speed of a blower fan provided to the grill assembly and determining an abnormal situation or a type of the abnormal situation based on the confirmed rotational speed of the blower fan.
Patent KR-20230000322-A (KR)
Inventor: LEE GANG SIK
IPC: G11C7/10
Filed: 2021-06-24
Abstract: An electronic device comprises: a clock dividing circuit configured to generate first to fourth sampling clocks, first to fourth alignment clocks, and first and second output clocks by dividing a frequency of a write clock; and a data alignment circuit configured to, in a first operation mode, receive input data having any one level among a first level to a fourth level and generate alignment data by aligning the input data in synchronization with the first to fourth sampling clocks, the first to fourth alignment clocks and the first and second output clocks, and to, in a second operation mode, receive the input data having any one level of the first level and the fourth level and generate the alignment data by aligning the input data in synchronization with the first to fourth sampling clocks, the first to fourth alignment clocks and the first and second output clocks. According to the present invention, the first operation mode and the second operation mode are selectively performed according to a high-speed operation and a low-speed operation during a data alignment operation such that the reliability of the data alignment operation can be secured.
Patent KR-20220104619-A (KR)
Title: Corrosion test apparatus
Inventor: LEE YOUHO
IPC: G21C1/08
Filed: 2021-06-25
Abstract: The present invention relates to a corrosion testing device. The corrosion testing device according to the present invention includes: a chamber in which fluid is received; a disk on which a specimen is mounted and located in the fluid; and a drive unit for rotating the disk, wherein the specimen is disposed in the radial direction of the disk to examine corrosion according to a relative flow rate of the fluid continuously changing in the radial direction when the disk rotates.
Patent KR-20230006262-A (KR)
Title: Molten material transfering apparatus and transfering method for molten material
Inventor: PARK SANG HYUN
IPC: B22D11/10
Filed: 2021-07-02
Abstract: A molten material transferring apparatus according to an embodiment of the present invention comprises: a container having an internal space in which a molten material can be accommodated and an opening through which the molten material can be input and output; a cover part which has a cover member capable of closing the opening and is positioned at an upper side of the container to be movable forward and backward with respect to the opening; and a support part having a rotary body, which can move forward and backward with respect to the cover part at a lower side of the cover part so that the support part can be in contact with the cover part. Therefore, according to embodiments of the present invention, the opening of the container can be easily opened and closed in a limited space. In addition, when the opening is opened and closed by moving the cover part, sagging or tilting of the cover part can be prevented. Therefore, the cover part can be easily moved and exposure of at least a portion of the opening to the outside can be prevented. Therefore, a decrease in the temperature of the molten material inside the container can be prevented or suppressed.
Patent KR-20230011685-A (KR)
Inventor: LIM DONG JIN
IPC: B60B27/06
Filed: 2021-07-14
Abstract: The present invention relates to a hub assembly for a vehicle, comprising: a knuckle unit connected to a steering means and providing a steering force; a wheel bearing unit coupled to the knuckle unit; a wheel disk unit which is coupled to the wheel bearing unit and rotates; an anti-insertion unit formed in any one of the knuckle unit and the wheel bearing unit; and an anti-protrusion unit formed on the other one of the knuckle unit and the wheel bearing unit and inserted into the anti-insertion unit to prevent a joint. Therefore, occurrence of abnormal noise in the knuckle unit and the wheel bearing unit during steering can be suppressed.
Patent KR-20230019679-A (KR)
Title: Method and apparatus for measuring properties of microscopiv specimens
Inventor: HONG WOONG KI
IPC: G01N27/02
Filed: 2021-08-02
Abstract: According to an embodiment, a method for measuring the properties of microspecimens comprising the steps of: forming a support substrate; creating a center hole by cutting a central portion of the support substrate; emitting a laser at a coating layer to generate a first graphene electrode and a second graphene electrode, wherein the first graphene electrode and the second graphene electrode are located on opposite sides of the center hole; fixing both ends of a specimen to the first graphene electrode and the second graphene electrode; installing the support substrate on a first clamp and a second clamp; cutting the support substrate from the edge of the support substrate to the center hole so that the support substrate is divided into first and second parts separated from each other; and connecting a measuring instrument to the first graphene electrode and the second graphene electrode. Therefore, the method can measure both the physical and electrical properties of the specimen.
Patent KR-20230020158-A (KR)
Title: Gas burner for detecting and following up of cookware fall accident
Inventor: PARK DUGKEUN
IPC: F24C3/00
Filed: 2021-08-03
Abstract: The present invention relates to a gas burner in which a plurality of sensor units acquire information on a location of cookware for a supporter for holding cookware and on the amount of impact on a main body. A control unit performs an operation of taking pre-set measures for an accident based on the information of the plurality of sensor units when it is determined that cookware is on a location getting out of the supporter and the amount of impact on the main body excesses a pre-set accident limit value after the cookware is held on the supporter and heating is initiated through a gas jet. Accordingly, the present invention can identify whether there is a cookware fall accident in an accurate and quick manner, and can minimize damage caused by the cookware fall accident by performing a proper operation of taking pre-set measures for an accident.
Patent KR-20210102172-A (KR)
Title: Method and apparatus for deciding boundary filtering strength of deblocking filtering
Inventor: KIM HUI YONG
IPC: H04N19/122
Filed: 2021-08-12
Abstract: The present invention relates to a method and device for determining the boundary filtering strength of deblocking filtering. According to the present invention, the method for determining the boundary filtering strength includes the steps of: determining a partition boundary of a prediction unit (PU); and determining the boundary filtering strength (bS) of deblocking filtering. The boundary filtering strength of the deblocking filtering may be determined based on the partition boundary of the PU.
Patent KR-20230025265-A (KR)
Inventor: JEON HONG DAE
IPC: H04L65/40
Filed: 2021-08-13
Abstract: The present invention relates to a data transmitting method through AI-based communication period determination and a device thereof. According to an embodiment of the present invention, the data transmitting method through AI-based communication period determination comprises the following steps of: (a) receiving, from a local terminal, self-power generation state information using a self-generation source of the local terminal and receiving weather state information from a weather server; (b) determining a communication period of the local terminal using the self-power generation state information and the weather state information; and (c) transmitting the determined communication period to the local terminal.
Patent KR-20230027359-A (KR)
Title: 톨루엔-2,4-디이소시아네이트 노출 여부 확인용 바이오마커 및 이를 이용한 톨루엔-2,4-디이소시아네이트 노출 여부 확인 방법
Inventor: SUNG JUNG SUK
IPC: C12Q1/6883
Filed: 2021-08-18
Abstract: 본 발명은 톨루엔-2,4-디이소시아네이트 노출에 의해 특이적으로 유전자의 발현이 변화하는 바이오마커 및 이를 이용한 톨루엔-2,4-디이소시아네이트에 대한 인체 노출 여부를 확인하는 방법에 관한 것으로, 이를 이용하여 톨루엔-2,4-디이소시아네이트에 노출된 사람의 위해성, 및 그로 인한 질병의 발생 가능성 등에 대한 정보를 제공하여 톨루엔-2,4-디이소시아네이트 노출에 대한 적절한 대책 및 관리를 수행하도록 할 수 있다.
Patent KR-20230029407-A (KR)
Title: 음전압 스위칭 장치 및 이를 이용한 비휘발성 메모리 장치
Inventor: KIM JIN HYUNG
IPC: G11C16/04
Filed: 2021-08-24
Abstract: 음전압 스위칭 장치 및 이를 이용한 비휘발성 메모리 장치가 제공된다. 본 발명의 일 실시예에 따른 음전압 스위칭 장치는, 제1 음전압을 전달하는 제1 스위칭부; 제2 음전압을 전달하는 제2 스위칭부; 및 상기 제1 및 제2 음전압 중 하나의 음전압을 출력단에 전달하도록 상기 제1 및 제2 스위칭부 중 하나의 스위칭부를 선택하는 스위칭 선택부를 포함한다.
Patent KR-20230030203-A (KR)
Inventor: KIM JAE WON
IPC: G06Q30/06
Filed: 2021-08-25
Abstract: 본 발명은 쇼핑몰의 환불 판매 시스템에 관한 것이다. 
구체적으로는, 쇼핑몰에서 빈번하게 발생되는 환불문제에 대하여, 환불자는 환불에 필요한 택배비용을 부담하지 않을 수 있고, 판매자는 환불된 제품의 제고를 처리할 수 있으며, 다른 구매자는 환불된 제품을 저렴하게 구매할 수 있도록 하되, 이러한 시스템을 악의적으로 이용하는 구매자를 선별할 수 있도록 하는, 쇼핑몰의 환불 판매 시스템에 관한 것이다.
Patent KR-20230031538-A (KR)
Title: 코리네박테리움 글루타미쿰의 모듈화 클로닝을 위한 프로모터 라이브러리 및 터미네이터 라이브러리, 및 이의 용도
Inventor: HAN MIN WOO
IPC: C12N15/65
Filed: 2021-08-27
Abstract: 본 발명은 코리네박테리움 속 균주의 모듈화 클로닝을 위한 프로모터 라이브러리 및 터미네이터 라이브러리로서, 하나의 모듈에 존재하는 다양한 유전자의 발현량을 각각 목적에 맞춰 용이하게 조절하는데 사용될 수 있는 위한 프로모터 라이브러리 및 터미네이터 라이브러리에 관한 것이다.
Patent KR-20230031615-A (KR)
Inventor: LEE HYO JU
IPC: H01G4/12
Filed: 2021-08-27
Abstract: 본 발명의 일 측면에 따른 커패시터 부품은, 유전체층 및 내부전극층을 포함하는 바디; 상기 바디에 배치된 보호층; 및 상기 보호층의 적어도 일부에 배치된 외부전극; 을 포함하고, 상기 보호층은, 산화물 세라믹, 및 상기 내부전극층의 금속과 동일한 금속을 포함한다.
Patent KR-20230032174-A (KR)
Inventor: PARK NAM JIN
IPC: G05D1/00
Filed: 2021-08-30
Abstract: 본 발명의 실시예는 복수의 무인 비행체의 편대 제어를 수행하는 무인 비행체 편대 제어 시스템으로서, 상기 무인 비행체의 상기 위치 데이터 및 상기 거리 데이터를 수신하고 상기 무인 비행체의 편대에 속한 다른 무인 비행체에 제공하는 데이터 처리부; 상기 위치 데이터 및 상기 거리 데이터를 선택적으로 이용하여 상기 무인 비행체의 편대를 정렬하는 편대 정렬부; 및 상기 무인 비행체의 상기 위치 데이터를 기초로 하여 편대 정렬 불일치에 의한 전체 편대 오차값을 계산하고, 상기 편대 오차값과 기 설정된 허용 임계값을 비교하여 상기 무인 비행체의 편대 오차 발생 여부를 판단하는 편대 오차 판단부를 포함하고, 상기 편대 정렬부는, 상기 편대 오차가 발생한 것으로 판단 시, 상기 무인 비행체의 상기 위치 데이터를 기반으로 상기 무인 비행체를 재정렬하고, 상기 무인 비행체의 위치 데이터 기반 편대 제어 및 상기 무인 비행체의 거리 데이터 기반 편대 제어를 결합하여, 상기 무인 비행체가 두 개의 상기 거리 데이터를 이용하여 편대 형태를 일정하게 유지하도록 정렬하는 것인 무인 비행체 편대 제어 시스템을 제공한다.
Patent KR-20230032219-A (KR)
Title: 진공챔버 하우징의 진공성능 테스트기
Inventor: SEO JEONG GWON
IPC: G01M3/34
Filed: 2021-08-30
Abstract: 본 발명은 하우징몸체와 상기 하우징몸체의 양면으로 관통된 관통홀을 포함하는 진공챔버 하우징에 대한 진공압 내구성 등을 보다 정밀하게 측정할 수 있도록, 상기 하우징몸체의 일면에 결합되는 제1커버; 및 상기 하우징몸체의 타면에 결합되는 제2커버;를 포함하고, 상기 제1커버는 상기 하우징몸체의 내부에 유체를 공급하거나 배출하는 유동홀을 포함하며, 상기 제2커버는 상기 하우징몸체의 내부의 압력을 측정하는 적어도 하나의 압력게이지를 포함하여 구성되는 진공성능 테스트기에 관한 것이다.
Patent KR-20230032382-A (KR)
Inventor: KWON TAI GUN
IPC: G06Q50/10
Filed: 2021-08-30
Abstract: 본 발명의 일실시예에 따른 번역 관리 시스템은, 고객사 단말기로부터 번역대상 문서, 번역 언어 및 번역요청 일정을 포함하는 번역요청정보를 수신하는 데이터 수집부와, 번역사별 경력, 학력, 번역 이력 및 평가 점수, 번역 단가, 사용가능 프로그램 및 평균 번역속도를 포함하는 번역사 정보를 저장하는 번역사정보 저장부와, 상기 번역요청정보 및 상기 번역사 정보에 기초하여 상기 관리자 단말기로 추천 번역사 리스트를 제공하는 번역사 추천부와, 상기 번역요청정보를 기초로 미리 구축된 알고리즘에 따라 번역대상 문서, 번역대상 문서의 제목, 번역대상 문서의 페이지수, 번역 언어, 번역완료 기한 및 기타 요청사항을 포함하도록 번역대상정보를 생성하는 데이터 가공부 및 상기 관리자 단말기로부터 선택된 번역사 단말기로 번역대상정보를 제공하는 출력부를 포함하고, 상기 번역대상정보에는 상기 번역대상 문서 중 번역 없이 원문이 그대로 유지되어야 하는 비번역부분정보가 포함된다.
Patent KR-20230033294-A (KR)
Title: 차량의 도어 제어시스템 및 제어방법
Inventor: KIM KI EUN
IPC: B60R25/01
Filed: 2021-09-01
Abstract: 본 발명에 따른 차량의 도어 제어방법은, 차량의 도어를 개폐하기 위한 적어도 하나 이상의 스위치; 상기 스위치 중 어느 하나의 조작에 따라 상기 도어를 개폐하도록 상기 도어를 제어하는 제어기; 상기 제어기와 통신가능하게 구성되는 상호작용부; 및 상기 제어기가 도어를 제어하기 위하여 수행되는 일련의 단계를 저장하는 기억부를 포함하고, 상기 단계는, 상기 스위치로부터 차량 도어의 폐쇄를 입력받는 단계; 상기 도어의 개방유지모드가 온(ON) 상태인지 판단하는 단계-상기 개방유지모드는 상기 상호작용부에 의해 설정됨-; 및 상기 개방유지모드의 상태에 따라 도어의 개폐를 제어하는 단계를 포함한다.
Patent KR-20230035860-A (KR)
Inventor: KIM HYUN JUNG
IPC: G16H20/30
Filed: 2021-09-06
Abstract: 본 발명은 식중독균을 예측하는 식품 위생 기술에 관한 것으로, 복수 개의 원료 또는 메뉴를 포함하여 함께 보관 유통되는 식품에 관한 성분 정보 및 온도 변화를 입력받고, 함께 보관 유통되는 식품 별로 입력된 원료 또는 메뉴 중 식중독에 관한 모니터링 대상을 적어도 둘 이상 선택하고, 선택된 모니터링 대상에 대응하는 식품-식중독균 다이내믹 모델을 이용하여 모니터링 대상별로 식품의 온도 변화에 따른 식중독균의 증식 정도를 각각 산출하며, 산출된 식중독균의 증식 정도에 기초하여 가장 높은 식중독 위험도를 갖는 모니터링 대상을 보관 유통 단위의 위험 판단 기준으로 결정함으로써, 식중독균을 예측할 수 있다.
Patent KR-20220033456-A (KR)
Inventor: KIM YONG TAE
IPC: B60L53/30
Filed: 2021-09-08
Abstract: The present invention provides a power system of an electric vehicle. The power system of the electric vehicle comprises: an actuator which rotates a wheel that moves the electric vehicle; a battery which transfers power to the actuator; a conversion module which converts alternative current power applied by an external power source into direct current power and charges the battery; a dashboard which displays driving velocity of the electric vehicle and a power residue of the battery; and a communication module which communicates the dashboard and the battery so that the dashboard can display the power residue. The power system of the electric vehicle charges the battery of an electric two-wheeled vehicle by using an electric outlet of a house or office.