baber/WOPTO huggingface dataset:
Patent KR-20160132095-A (KR)
Title: Ｗｌａｎ 액세스 포인트의 이동성 상태에 기초하여 사용자 장비(ue)에서 트래픽을 오프로딩하는 장치, 시스템 및 방법
Inventor: SIROTKIN ALEXANDER
IPC: H04W28/02
Filed: 2015-05-12
Abstract: 일부 예시적 실시예들은 무선 근거리 통신망(WLAN) 액세스 포인트(AP)의 이동성 상태에 기초하여 사용자 장비(UE)에서 트래픽을 오프로딩하는 디바이스들, 시스템들 및 방법들을 포함한다.  예를 들어, UE는, WLAN AP와 통신하는 WLAN 트랜시버; 셀룰러 네트워크와 통신하는 셀룰러 트랜시버; 및 WLAN AP의 이동성을 결정하고, 적어도 WLAN AP의 이동성과 UE의 이동성 상태에 기초하여, 셀룰러 네트워크와 WLAN AP 사이에서 트래픽을 라우팅하는 오프로딩 모듈을 포함할 수 있다.
Patent KR-20160141765-A (KR)
Title: 음향 신호의 렌더링 방법, 장치 및 컴퓨터 판독 가능한 기록 매체
Inventor: CHON SANG BAE
IPC: G10L19/008
Filed: 2015-03-24
Abstract: 22.2 채널과 같은 멀티 채널 신호를 5.1 채널로 렌더링 하는 경우, 2차원 출력 채널을 이용해 3차원 음향 신호를 재생할 수 있지만 렌더링된 음향 신호들은 스피커의 레이아웃에 민감하게 작용하여 설치된 스피커의 레이아웃이 표준 레이아웃과 다른 경우 음상의 왜곡이 발생하게 된다.  
본 발명은 전술한 종래 기술의 문제점을 해결하며, 설치된 스피커의 레이아웃이 표준 레이아웃과 다른 경우라도 음상의 왜곡을 줄일 수 있도록 하기 위한 본 발명의 일 실시예에 따른 음향 신호를 렌더링하는 방법은, 복수 개의 출력 채널로 변환될 복수 개의 입력 채널을 포함하는 멀티채널 신호를 수신하는 단계; 각 출력 채널에 대응하는 스피커 위치와 기준 위치로부터, 적어도 하나의 출력채널에 대한 편차 정보를 획득하는 단계; 및 획득된 편차 정보에 기초하여, 복수 개의 입력 채널에 포함된 높이 채널로부터 편차 정보를 갖는 출력 채널로의 패닝 게인을 수정하는 단계;를 포함한다.
Patent KR-20160141813-A (KR)
Title: 양자 물리적으로 복제불가능한 기능의 활용 방법
Inventor: YOUNG ROBERT
IPC: H04L9/32
Filed: 2015-03-25
Abstract: 고유한 식별자.  본 발명의 제 1 양태에 따르면, 양자역학적 구속을 나타내는 디바이스에 대한 고유 식별자를 결정하거나 생성하는 방법으로서, 상기 양자역학적 구속에 기인한 상기 디바이스의 고유 양자역학적 효과를 측정하는 단계; 및 상기 측정을 사용하여 상기 고유 식별자를 결정하거나 생성하는 단계를 포함하는, 방법이 제공된다.
Patent KR-20170003951-A (KR)
Inventor: SAPIENS NOAM
IPC: G01N21/956
Filed: 2015-05-11
Abstract: 하나의 실시형태에서, 타겟의 파라미터를 결정하기 위한 장치 및 방법들이 개시된다.  이미징(imaging) 구조체 및 산란계측(scatterometry) 구조체를 갖는 타겟이 제공된다.  이미징 구조체의 이미지는 계측 툴의 이미징 채널로 획득된다.  산란계측 신호는 또한, 계측 툴의 산란계측 채널로 산란계측 구조체로부터 획득된다.  타겟의 오버레이 에러와 같은 적어도 하나의 파라미터는 이미지 및 산란계측 신호 모두에 기초하여 결졍된다.
Patent KR-20170005040-A (KR)
Title: A-b 블록 코폴리머, a-b 블록 코폴리머의 제조방법, 수지 처리 안료 조성물, 수지 처리 안료 조성물의 제조방법, 안료 분산체 및 안료 분산액
Inventor: SHIMANAKA HIROYUKI
IPC: C08F293/00
Filed: 2014-06-25
Abstract: 컬러 필터용이나 잉크젯 잉크용의 착색제로서 유용한, 색상 범위의 확대, 색도, 발색성, 투명성 등의 성능을 향상시킬 수 있으며, 또, 안료의 분산성, 분산 안정성, 재용해성, 알칼리 용해성 등의 특성이 우수한 수지 처리 안료를 제공하는 것이다.　 
90질량% 이상이 메타크릴레이트계 모노머로 구성된 A-B 블록 코폴리머로서, A는, 카복실기를 가지는 메타크릴레이트를 구성성분으로 하고, B는, 그 구성단위로서, 메타크릴레이트로 이루어지는, 식(1)로 표시되는 4급 암모늄의 질소 양이온의 대이온으로서, 1개 이상의 술폰산 이온이 결합되어 있는 유기색소로 이루어지는 이온 결합부분을 가지고 이루어지는 A-B 블록 코폴리머.
Patent KR-20170021775-A (KR)
Title: 벤튜리 장치 및/또는 체크 밸브에서의 소음 감쇠
Inventor: FLETCHER DAVID E
IPC: F16K47/04
Filed: 2015-06-05
Abstract: 진공을 생성하기 위한 벤튜리 장치가 개시되는 바, 이 벤튜리 장치는, 원동 포트(motive port), 흡입 포트, 배출 포트, 원동 포트와 배출 포트 사이에 있는 제1 유동 통로, 및 흡입 포트 안으로 이어져 이 흡입 포트를 통해 제1 유동 통로와 유체 연통하는 제2 유동 통로를 형성하는 하우징; 이 하우징에 통합되어 있고 흡입 포트를 통과하는 유체 유동을 제어하기 위해 위치되어 있는 제1 체크 밸브; 및  하우징의 외부 표면 주위에 있는 소리 감쇠 랩(wrap)을 포함한다.  본 벤튜리 장치는, 제1 유동 통로 안에서 제2 유동 통로와 제1 유동 통로의 교차부의 하류에 배치되거나, 제2 유동 통로에 있어서 흡입 포트 안으로 이어져 있는 부분에 배치되거나, 상기 제1 체크 밸브에 배치되거나, 또는 이것들의 조합의 안에 배치되는 소리 감쇠 부재를 또한 포함할 수 있다.
Patent KR-20170009975-A (KR)
Inventor: NEHTER PEDRO
IPC: H01M8/1018
Filed: 2015-06-22
Abstract: 본 발명은, 2 개의 가스 확산 층들 사이에 배치된 멤브레인, 그리고 또한 멤브레인의 제 1 측면에 배치된 제 1 집전체와, 제 2 측면에 배치된 제 2 집전체를 포함하되, 제 2 측면은 제 1 측면에 반대되어 위치되고, 제 2 집전체 에지 영역은 멤브레인의 적어도 제 2 측면에서의 멤브레인의 에지 영역까지 실질적으로 연장되거나, 또는 제 2 집전체 에지 영역은, 멤브레인의 제 1 측면에 배치된 제 1 집전체 에지 영역보다 멤브레인의 제 2 측면에서의 멤브레인의 에지 영역의 방향으로 더 연장되는, 연료 전지에 의해 실현된다.
Patent KR-20170008306-A (KR)
Inventor: EDWARDS JOHN L
IPC: C09C1/36
Filed: 2015-05-21
Abstract: 본 발명은, 다음의 단계를 포함하는 이산화티탄 제품의 제조방법을 제공한다: - 이산화티탄 입자를 함유하는 분산물을 제공하는 단계(여기서, 상기 분산물은 50 내지 600g/l의 TiO 2 를 함유한다); 및, 이후에, 임의의 순서로, - 상기 이산화티탄 입자에 무기물 코팅을 도포하는 단계(이 코팅 단계 전에 그리고/또는 이 코팅 단계 동안 콜로이드 안정성을 유지시킨다); - 상기 분산물을 십자류 여과의 영향하에 놓이게 하고, 상기 분산물이 800g/l 이상의 TiO 2 를 함유하는 농축 형태가 될 때까지 십자류 여과 처리를 계속하여 상기 분산물을 농축시키는 단계를 포함하여, 코팅된 입자의 농축된 분산물 형태의 이산화티탄 제품을 제공하는 방법.  상기 코팅된 입자의 농축된 분산물은 임의로 비히클 내로 분산되어 안료 제품을 얻을 수 있다.
Patent KR-20180079719-A (KR)
Inventor: LEE HYUNG JUN
IPC: C09D163/00
Filed: 2017-01-02
Abstract: Provided is a solvent-free epoxy flooring material paint composition which comprises: a resin mixture solution composed of, based on the total weight of the resin mixture solution, 45-65 wt% of a solvent-free epoxy resin, 25-45 wt% of an extender pigment, 1-10 wt% of a reactive diluent, 5-10 wt% of a first non-reactive diluent, and 2-10 wt% of an additive; and a curing agent mixture solution containing an alicyclic amine-based curing agent, a curing accelerator, and a second non-reactive diluent at the weight ratio of 79-90 : 2-5 : 8-20.
Patent KR-20180080865-A (KR)
Inventor: CHA JAE CHOON
IPC: B29C43/20
Filed: 2017-01-05
Abstract: The present invention relates to a method for manufacturing a floor mat having a coating layer for improving aesthetic appearance; and a floor mat manufactured thereby. According to the present invention, the method for manufacturing a floor mat comprises: a first thermal compression molding step of fabricating a base panel formed by synthetic resin and having a predetermined thickness, by thermal compression molding through a heated processing mold; a sheet disposition step of separating the mold and disposing a cover sheet on top of the base panel having completed the first thermal compression molding step; and a second thermal compression molding step of closing the mold to attach the cover sheet to the base panel by using residual heat remaining in the mold.
Patent KR-20180082870-A (KR)
Inventor: HONG DO YEONG
IPC: B65G23/22
Filed: 2017-01-11
Abstract: The present invention relates to an edible egg transfer conveyor. In particular, at points at which the conveyor changes a direction thereof or a plurality of conveyors are joining to one another in the process of transferring edible eggs, the edible egg transfer conveyor protects the edible eggs from damage induced by a drop at each conveyor. The edible egg transfer conveyor comprises: a pair of transfer frames which form a moving path for transferring edible eggs to a transfer destination; an edible egg transfer unit which is provided in a space formed on the inside of the transfer frame and moves along the transfer frame; and a driving gear which is driven to move the edible egg transfer unit. Accordingly, in the process of transferring edible eggs on the conveyor, the edible egg transfer conveyor of the present invention prevents edible eggs from sitting on the conveyor; prevents a plurality of edible eggs from colliding with one another and causing damage; and attenuates the drops occurring at the end of the conveyor, and thus can protect the edible eggs from damage.
Patent KR-20180084434-A (KR)
Inventor: CHOI JE HEON
IPC: H04W4/00
Filed: 2017-01-17
Abstract: Disclosed is a music album service system using a beacon. The system comprises: a cloud server including a first storage space for storing one or more content of a first music album in the first storage space and managing the stored one or more content, a first beacon terminal for storing and broadcasting identification information and authentication information for accessing the first storage space, and a first user client for obtaining the identification information and the authentication information from the first beacon terminal, obtaining a first content list including at least one content stored in the first storage space using the obtained identification information and authentication information, and displaying, playing, or downloading at least one content included in the first content list.
Patent KR-20180084456-A (KR)
Inventor: CHUNG CHIN WOOK
IPC: H01J37/32
Filed: 2017-01-17
Abstract: Disclosed is a pulse plasma generating apparatus capable of monitoring pulse plasma. The pulse plasma generating apparatus comprises: a reaction chamber having a reaction space formed therein and having a view port; an antenna forming an electric field in the reaction space; a power generating unit applying pulse power to the antenna; a photodiode extracting an optical signal from pulse plasma generated in the reaction space through the view port; and a monitoring unit monitoring pulse plasma generation in the reaction space from a trigger signal generated in the power generating unit and the optical signal extracted from the photodiode.
Patent KR-20170023034-A (KR)
Title: Deposition method capable of controlling process temperature
Inventor: AN KYOUNG JOON
IPC: H05H1/46
Filed: 2017-01-18
Abstract: The present invention relates to a deposition method and, more specifically, to a deposition method which facilitates temperature control of a deposition process to obtain an advantage in low temperature deposition, which increases cooling efficiency of a sample, a deposition target, to enable deposition of high quality, and which can uniformly deposit a side surface and an edge portion of the sample.
Patent KR-20180086563-A (KR)
Inventor: HONG BONG HEE
IPC: G01W1/10
Filed: 2017-01-23
Abstract: Provided is a river flooding prediction system using CCTV images that performs multiple regression analysis using current image information and past stored information, and predicts flooding as a result of the multiple regression analysis.
Patent KR-20180086746-A (KR)
Inventor: PARK SUNG CHEUL
IPC: H01L31/042
Filed: 2017-01-23
Abstract: The present invention relates to a solar cell panel structure capable of generating stable solar power regardless of a position of the sun and improving convenience of installation and maintenance in applying a single-sided light receiving solar cell to a small-scale power consumption device such as a signboard and a solar signboard including the same. According to the present invention, the solar cell panel structure comprises: a Korean traditional hat made of bamboo shape structure providing space for mounting a solar cell panel; and the solar cell panel mounted on the Korean traditional hat. The Korean traditional hat shape structure includes an upper panel mounting unit providing space for mounting the solar panel in a horizontal plane and an inclined panel mounting unit provided at both ends of the upper panel mounting unit at a predetermined inclination to provide space for mounting the solar panel on an inclined plane.
Patent KR-20180090414-A (KR)
Inventor: YI HYUN BEAN
IPC: H03M13/11
Filed: 2017-02-02
Abstract: An embodiment of the present invention relates to a system and a method for improving a wear-reliability by recording and monitoring the number of LDPC decoding iterations. The system comprises: a decoding iteration number recording unit for obtaining decoding iterations number information for each data reading operation, and storing the information with a block unit; and a wear-out monitoring unit for finding wear-out based on the decoding iteration number and the number of times of actually performed writing and erasing. Therefore, the overall durability of an SSD is increased, thereby increasing reliability of the SSD, and reducing the costs required for replacing the SSD.
Patent KR-20180090426-A (KR)
Inventor: KANG WANG KYU
IPC: G01P3/36
Filed: 2017-02-02
Abstract: The present invention provides a system and a method for intelligent earthquake early warning, which early detect earthquake by using an optical sensor and an internet of things (IoT) sensor to provide a warning. The present invention checks whether a first building in which vibration generates exists based on a plurality of optical acceleration signals transmitted through an optical cable from an optical accelerometer installed at a first position of each of a plurality of buildings, in order to early warn earthquake by an earthquake generation early warning system. When the first building in which the vibration generates exists, the present invention checks whether the vibration generates on second buildings based on the optical acceleration signals individually transmitted from at least one second building adjacent to the first building, and detects that the vibration generates if the vibration also generates on the second buildings.
Patent KR-20180090526-A (KR)
Inventor: YOON JONG YUN
IPC: G05B23/02
Filed: 2017-02-03
Abstract: The present invention relates to an effect and usefulness analysis method of a new concept smoothing function for an analysis of clearance-type nonlinearity in an actual vehicle driveline system, wherein a smoothing function of a new concept is developed and applied to an actual vehicle system model so as to increase usefulness and applicability of the smoothing function during analysis, and thus response characteristics of a system to a gear impact phenomenon including a basic super harmonic element can be analyzed. The method includes the following steps: using a smoothing function model by using an n^th order polynomial function; verifying a smoothing function coefficient (ε_2) which is a core element of the smoothing function model according to a specific range; and investigating an influence of a simulation using the smoothing function model on the basis of a harmonic balance method (HBM) by focusing on a gear impact condition. Therefore, the present invention can provide a smoothing function model having fewer errors in performing an analysis of clearance-type nonlinearity in an actual vehicle driveline system.
Patent KR-20180090937-A (KR)
Inventor: LEE YONG OON
IPC: A61K8/98
Filed: 2017-02-03
Abstract: The present invention provides a method for removing cytotoxicity of snake venom derived from agkistrodon genus, and an antioxidant, antibacterial, anti-allergenic and anti-inflammatory composition and a composition for improving a skin state including the snake venom in which the cytotoxicity is removed as an effective ingredient. According to the present invention, the cosmetic composition for improving a skin state including purified snake venom as an effective ingredient and a manufacturing method thereof are provided, thereby separating and purifying the snake venom which is a natural material and being utilized as a material of a functional cosmetic having a skin wrinkle improvement effect. The method for removing cytotoxicity of snake venom derived from agkistrodon genus comprises: a step (a) of obtaining a protein of 5 kDa or less in the snake venom derived from the agkistrodon genus; and a step (b) of denaturing the protein of 5 kDa or less.
Patent KR-20170094091-A (KR)
Title: Multi-charged particle beam writing apparatus and multi-charged particle beam writing method
Inventor: KATO YASUO
IPC: G03F7/20
Filed: 2017-02-07
Abstract: A multi-charged particle beam drawing apparatus according to an embodiment comprises: a data area determining unit which determines a data area based on the boundary of a pixel, an irradiation area of a multi-beam, and the boundary of a stripe area; a deflection coordinate adjusting unit which adjusts the deflection coordinates of the multi-beam so as to correspond the boundaries of the pixel to the boundary of the irradiation area; a correction unit which distributes the irradiation amount of the beam corresponding to the pixel in the data area calculated based on the drawing data to one or more beams based on a positional relationship between each beam of the multi-beam and the pixel in the data area, and calculates the correction irradiation amount by adding the distributed irradiation amount; and a drawing unit which deflects the multi-beam based on the adjusted deflection coordinates and irradiating the beam of the correction irradiation amount to draw a pattern.
Patent KR-20180092354-A (KR)
Title: Car cover
Inventor: KIM CHANG HAK
IPC: B60J11/04
Filed: 2017-02-09
Abstract: The present invention relates to a body cover for a vehicle, and more specifically relate to the body cover for a vehicle in which a narrow winding roll formed in a vehicle trunk is easily wound with a cover with a wide width such that the vehicle cover can be easily unfolded or folded. The present invention comprises: a driving portion fixed to the bottom of the vehicle trunk, forming the winding roll to be rotatable to a bracket forming a guide piece at both sides, and formed with a driving motor to rotate the winding roll; a cover portion fixed to be wound to the winding roll of the driving portion at one end thereof and formed with the cover formed with a locking hole such that the trunk can be locked while covering the body of the vehicle; and one pair of winding wires provided at the inside of the cover such that the cover of the cover portion can be easily wound to and drawn out from the winding roll.
Patent KR-20170095750-A (KR)
Title: Cleaning process and cleaning device
Inventor: THIMM WOLFGANG
IPC: D06F33/36
Filed: 2017-02-14
Abstract: The present invention relates to a cleaning method for cleaning dishes, table plates, or laundry in a first cleaning chamber, comprising: a first step of cleaning objects for a first cleaning time; a second step of distributing the objects to be cleaned by markings, in which the markings are designed to be attached by pollutants or detect the pollutants; a third step of distinguishing the markings determining which objects of the objects to be cleaned are already clean and which objects of the objects to be cleaned still have pollutants to be removed via a detection device; and a fourth step of re-cleaning the objects having pollutants for an additional second cleaning time.
Patent KR-20170103666-A (KR)
Title: Substrate processing apparatus, substrate processing method, and storage medium
Inventor: INADOMI HIROAKI
IPC: H01L21/02
Filed: 2017-02-28
Abstract: The present invention prevents a liquid carried into a substrate processing container on a wafer from being dried. A substrate processing apparatus (3) includes a container body (31A), and a holding member (42) that conveys a wafer (W) from the outside of the container body (31A) into the container body (31A) and holds the wafer (W) during the processing. A substrate support pin (49) supporting the wafer (W) and a cooling plate (45) cooling the holding member (42) are provided outside the container body (31A).
Patent KR-20180099137-A (KR)
Inventor: HONG SEUNG MO
IPC: C07F7/18
Filed: 2017-02-28
Abstract: According to an embodiment of the present invention, the present invention relates to a siloxane (meth)acrylate oligomer for optical materials. According to an embodiment of the present invention, the siloxane (meth)acrylate oligomer contains an Si-O-bond which is a basic chemical structure of glass, in an acrylic structure, and offers properties such as high transparency, Abbe number, and heat resistance which are advantages of glass lenses, while maintaining advantages of plastic lenses, thereby being useful for producing plastic lenses such as glass lenses and camera lenses.
Patent KR-20170030085-A (KR)
Inventor: KIM HYE RIM
IPC: G01N30/72
Filed: 2017-03-06
Abstract: Provided is a method for analyzing a related substance in a pharmaceutical composition containing an amphiphilic block copolymer consisting of a hydrophilic block and a hydrophobic block as a drug carrier. Also, provided are a related substance isolated by the same, and a method for evaluating the pharmaceutical composition using the same. According to the present invention, the related substance in the pharmaceutical composition containing a polymeric carrier and a water insoluble drug is used as standard so impurities generated in completed drugs can be precisely analyzed.
Patent KR-20170108836-A (KR)
Title: Pharmaceutical composition containing the extracts by Cudrania tricuspidata fruit for the improvement of memory and cognition ability, Health functional Food containing the extracts
Inventor: LEE HAK JU
IPC: A23L33/105
Filed: 2017-03-07
Abstract: The present invention relates to a pharmaceutical composition containing extracts of a Cudrania tricuspidata fruit for improvement of memory and cognition ability, and to health functional food containing the same as an active ingredient. The pharmaceutical composition of the present invention reduces the activity of acetylcholinesterase, which is a neurotransmitter enzyme, increases the activity of ERK and CREB, which are cognitive and memory related proteins, increases the amount of acetylcholine, a neurotransmitter in the blood, increases the expression and activity of AMPK, CREB and SIRT3, which are cognitive and memory related proteins, and can improve cognition and memory ability through the expression of neurogenesis and neuronal cell differentiation related genes.
Patent KR-20180103594-A (KR)
Inventor: JO RAE HWAN
IPC: H01M4/36
Filed: 2017-03-10
Abstract: The present invention relates to a method for manufacturing a cathode active material comprising the steps of: forming a first carbon coating layer on SiO particles; mixing the SiO particles formed with the first carbon coating layer with a metal reducing agent and a carbon-based material to prepare a mixture; subjecting the mixture to a first heat treatment to reduce SiO particles; and removing the carbon-based material and the first carbon coating layer. The excessive growth of the Si crystal particles can be controlled, so that the life characteristics of the battery can be enhanced.
Patent KR-20180109099-A (KR)
Inventor: LEE YONG KOO
IPC: A63B21/00
Filed: 2017-03-27
Abstract: A complex exercise machine for lower body includes a frame unit, a bed unit, a lower link unit, and an upper link unit. The frame unit is supported on the floor. A user can lean or lie on the bed unit, which is connected to the frame unit to change postures according to the movement of the frame unit. The lower link unit changes the angle of the user′s ankle and the angle of the user′s knee. The upper link unit fixes the user′s thighs. The machine can realize all of complex exercises, thereby performing the functions of complex rehabilitation or complex exercise aid.
Patent KR-20180109248-A (KR)
Inventor: HONG JIN IL
IPC: H01S3/23
Filed: 2017-03-27
Abstract: The present invention relates to a laser lighting apparatus capable of setting a distance between neighboring light sources to be the same as a variable distance according to an object to be measured. The laser lighting apparatus comprises: a rotary shaft including a main shaft, a first left screw thread spaced apart from a central part of the main shaft, and a first right screw thread spaced apart from the first left screw thread to interpose the central part therebetween; a first light source coupled to the central part; a second light source screw-coupled to the first left screw thread; and a third light source screw-coupled to the first right screw thread.
Patent KR-20180109459-A (KR)
Inventor: KIM HONG DOO
IPC: H01B1/12
Filed: 2017-03-28
Abstract: According to the present invention, a method for manufacturing a dry electrode based on an elastic nanofiber web is disclosed. According to an embodiment of the present invention, the method for manufacturing a dry electrode based on an elastic nanofiber web comprises the steps of: manufacturing an electrospinning liquid by dissolving an elastic polymer and a silver (Ag) ion-containing material having a fiber forming ability in an organic solvent; electrospinning the electrospinning liquid to manufacture an elastic nanofiber web including a reduced silver nanoparticle; and immersing the nanofiber web in a silver plating solution to perform electroless silver plating.
Patent KR-20170040167-A (KR)
Title: Manufacturing method of power storage device
Inventor: YAMAZAKI SHUNPEI
IPC: H01G11/46
Filed: 2017-04-03
Abstract: According to the present invention, an electrode is manufactured with a stable method even if alkali metal is used for forming an electrode of a power storage device. An alkali metal ion occlusion and discharge layer capable of occluding and discharging alkali metal ion is formed on the surface of a current collector and an alkali metal film is formed on the alkali metal ion occlusion and discharge layer under reduced pressure. The alkali metal film is ionized and ionized alkali metal is immersed into the alkali metal ion occlusion and discharge layer so a negative electrode is manufactured.