baber/WOPTO huggingface dataset:
Patent WO-2021261668-A1 (WO)
Inventor: JI JONG PIL
IPC: G08B5/36
Filed: 2020-10-13
Abstract: The present invention is characterized by comprising: an insulating tube (30) which is fitted around the outside of a pin terminal (34) that connects a terminal (12) of an electric device (10) and an electric line (20); a temperature sensor (32) inserted into the insulating tube (30) to output a temperature detection signal, which is obtained by detecting the ambient temperature, through a signal line; a reference background (40) which is located behind the insulating tube (30) and in which several straight lines are drawn at regular intervals; a camera (50) which captures images of the insulating tube (30) such that the reference background (40) is visible toward the rear, and which outputs image signals; and a monitoring unit (60) which determines that overheating due to overloading of the pin terminal (34) has occurred and outputs an alarm signal when the temperature detection signal output through the signal line and the image signals captured from the camera (50) are received and a temperature value according to the temperature detection signal is equal to or higher than a set value, wherein the monitoring unit (60) obtains an undistorted image of the insulating tube (30) from among the images according to the image signals by associating and correcting all the images while correcting distortions of the straight lines drawn in the reference background (40).
Patent WO-2021107399-A1 (WO)
Inventor: LEE DONG HOON
IPC: B03C3/82
Filed: 2020-10-15
Abstract: The present invention relates to a suction type dust collector which can facilitate charging of dust particles through structural improvement of an electrode part, thereby greatly improving the dust particle collecting performance of the electrode part. The suction type dust collector comprises: a cell assembly including collector electrode parts having a hollow cylindrical shape through which suctioned air passes, and emitter electrode parts disposed to pass through the hollows of the collector electrode parts; a cover housing including a front plate having an opening through which air is sucked, a rear plate spaced apart from the front plate and having a plurality of fan insertion holes, a bottom plate and side plates that respectively connect the lower and side edges of the front and rear plates, and a top plate selectively opening and closing the upper portions of the front plate and the rear plate; a suction assembly including suction fans provided at positions corresponding to the fan insertion holes of the rear plate to guide the flow of air to the rear; and a power supply unit for applying power having opposite polarities to the emitter electrode parts and the collector electrode parts.
Patent WO-2021172693-A1 (WO)
Inventor: YEO SUNGKU
IPC: H02J50/80
Filed: 2020-10-27
Abstract: An electronic device and a method of controlling the electronic device are provided. The electronic device includes: a first housing, a second housing configured to detachably and rotatably engage with the first housing upon a first rotation axis, and defining an inner space when engaged with the first housing, a first waveguide supported by the first housing and extending toward the second housing along the first rotation axis in the inner space, a second waveguide supported by the second housing, extending toward the first housing along the first rotation axis in the inner space, and aligned to be spaced apart from the first waveguide by a predetermined distance, a first coil disposed in the first housing and outside the first waveguide, and a second coil disposed in the second housing, outside the second waveguide, and at a position corresponding to the first coil.
Patent WO-2021096213-A1 (WO)
Title: Polycarbonate composite using solid dispersion or molten dispersion of anhydrosugar alcohol, producing method thereof, and molded article comprising same
Inventor: IM JUN SEOP
IPC: C08G64/30
Filed: 2020-11-11
Abstract: The present invention relates to a polycarbonate composite, a producing method thereof, and a molded article comprising same. More specifically, the present invention relates to: a polycarbonate composite comprising a matrix resin, which is a polycarbonate resin in which an anhydrosugar alcohol is copolymerized, and a nanomaterial dispersed in the matrix resin, wherein the polycarbonate composite exhibits a more remarkably improved tensile modulus and tensile strength than a conventional biopolycarbonate resin composite, by using, as a diol component, a solid dispersion or molten dispersion obtained by introducing a nanomaterial (dispersible substance) into an anhydrosugar alcohol (dispersion medium) in the form of an aqueous dispersion at the time of manufacture, and has uniform physical properties as the nanomaterial is uniformly dispersed in the composite; a producing method thereof; and a molded article comprising same.
Patent WO-2022102841-A1 (WO)
Inventor: CHUNG SANGHWA
IPC: H04W84/18
Filed: 2020-11-24
Abstract: 본 발명은 추가적인 통신 오버헤드 없이 라우팅 트리 형태에 기반하여 링크마다 슬롯프레임의 길이를 다르게 하여 각 노드에 할당되는 셀의 수를 조절할 수 있도록 한 TSCH 프로토콜에서 트래픽 처리량을 높이기 위한 링크 기반 자율 셀 스케줄링 장치 및 방법에 관한 것으로, 노드의 선호 부모 노드 및 자식 노드에 대한 정보를 라우팅 정보 테이블에 기록하여 관리하는 라우팅 정보 관리부;상기 라우팅 정보 테이블의 라우팅 정보,패킷 대기열 정보,송수신 결과 정보를 참조하여 여러 슬롯프레임을 생성 및 수정하는 슬롯프레임 관리부;링크 Unicast 슬롯프레임 테이블,Broadcast 슬롯프레임 테이블,EB 슬롯프레임 테이블을 참조하여 여러 슬롯프레임을 통합하여 글로벌 슬롯프레임 크기에 해당하는 하나의 통합 슬롯프레임을 생성하여 통합 슬롯프레임 테이블에 기록하는 슬롯프레임 스케줄 결정부;TSCH MAC 계층에서 통합 슬롯프레임 테이블을 참조하여 통합 슬롯프레임의 할당된 셀을 확인 후 동작하는 TSCH MAC 계층 구동부;를 포함하고, TSCH MAC 타임슬롯 동작 절차에서 ASN 조정 후 ASFN을 계산하고 모든 이웃 링크에 대해 링크 Unicast 슬롯프레임의 길이를 조정하고 셀을 계산하는 것이다.
Patent WO-2021107636-A1 (WO)
Title: Micro led display with printed circuit board assembly
Inventor: KANG CHANGSUN
IPC: H01L27/12
Filed: 2020-11-26
Abstract: A printed circuit board (PCB) assembly of a micro light emitting diode (LED) display is provided. The PCB assembly includes a PCB including a first face disposed in a first direction and a second face disposed in a second direction opposite to the first direction, at least one thin film transistor (TFT) circuitry constructed directly on the first face, and a plurality of pixels arranged on the first face and electrically coupled to the at least one TFT circuitry.
Patent WO-2021137452-A1 (WO)
Title: Motor
Inventor: CHOI DAE HO
IPC: H02K3/50
Filed: 2020-12-02
Abstract: In an embodiment, a motor is disclosed, comprising: a housing; a cover disposed on top of the housing; a stator disposed inside the housing; a rotor disposed inside the stator; a shaft coupled to the rotor; and a connector disposed on top of the cover, wherein the connector comprises: a connector body; and a shield terminal disposed on the connector body so as to be partially exposed, wherein the cover is formed of a metal material, and wherein the shield terminal is inserted into a hole in the cover so as to come into contact therewith. Accordingly, by using the shield terminal including a curved surface and the hole formed in the cover, a gripping force of the motor can be improved.
Patent WO-2021145623-A1 (WO)
Title: Secondary battery
Inventor: CHAE OH BYONG
IPC: H01M50/60
Filed: 2021-01-11
Abstract: The present invention relates to a secondary battery, and the secondary battery according to the present invention comprises: an electrode assembly and an electrolyte; and a battery case for accommodating the electrode assembly and the electrolyte, wherein the battery case comprises: a body having, therein, an accommodation space in which the electrode assembly and the electrolyte are accommodated; an additional electrolyte accommodation unit in which a storage space for accommodating an additional electrolyte is formed; a connection unit having a movement passage through which the additional electrolyte is supplied from the additional electrolyte accommodation unit to the body; and an electrolyte impregnation member provided in the connection unit, and impregnated in the additional electrolyte.
Patent WO-2021182778-A1 (WO)
Inventor: HONG JIN PYO
IPC: G11C11/16
Filed: 2021-02-25
Abstract: 스핀 궤도 토크를 이용한 논리 소자가 개시된다. 2개의 자기 터널 접합들은 상호 반대 방향의 고정자화를 가진다. 비자성 금속층을 흐르는 전류의 방향은 입력으로 작용하고, 입력된 프로그램 전류에 의해 자기 터널 접합들의 저항 상태는 결정된다. 입력된 프로그램 전류를 로직 하이 또는 로직 로우로 설정하는 방법에 의해 다양한 논리 소자가 구현된다.
Patent WO-2021187794-A1 (WO)
Title: Electronic device comprising plurality of antennas
Inventor: PARK WOOJIN
IPC: H01Q1/38
Filed: 2021-03-10
Abstract: The present disclosure relates to an electronic device comprising a plurality of antennas. An electronic device according to one embodiment of the present disclosure comprises: a housing; a first antenna disposed within the housing; a second antenna disposed within the housing and spaced apart from the first antenna; a printed circuit board; and a wireless communication circuit disposed on the printed circuit board and transmitting/receiving an RF signal in a predetermined frequency range via the first antenna and the second antenna. The first antenna comprises: a first dielectric substrate comprising a first surface, and a second surface facing a direction opposite the first surface; a first conductive pattern disposed on the first surface and operated as an antenna radiator which transmits or receives an RF signal in a first frequency range; and a second conductive pattern disposed on the second surface and operated as an antenna radiator which performs RF transmission/reception in the first frequency range. The second antenna comprises: a second dielectric substrate comprising a third surface and a fourth surface facing a direction opposite to the third surface; a third conductive pattern disposed on the third surface and operated as an antenna radiator which transmits or receives an RF signal in the first frequency range; and a fourth conductive pattern disposed on the fourth surface and operated as an antenna radiator which transmits or receives an RF signal in the first frequency range, wherein the first conductive pattern and the second conductive pattern are perpendicular to each other when viewed from the first surface of the first antenna, the third conductive pattern and the fourth conductive pattern are perpendicular to each other when viewed from the fourth surface of the second antenna, and the second surface of the first antenna and the third surface of the second antenna may be disposed so as to face each other.
Patent WO-2021241997-A1 (WO)
Title: Automated analysis system, method and storage media
Inventor: CHUN JONG YOON
IPC: G01N35/10
Filed: 2021-05-26
Abstract: Embodiments of the disclosure relate to an automated analysis system, method, and a storage medium capable of automating sample preparation and sample analysis by operatively connecting a sample preparation device for preparing an analysis sample for biological analysis and a sample analysis device for performing analysis.
Patent WO-2022255526-A1 (WO)
Title: Operation method for electronic apparatus for providing advertisement information, and electronic apparatus supporting same
Inventor: SEO MIN KYO
IPC: G06Q30/02
Filed: 2021-06-08
Abstract: According to the present disclosure, a method by which an electronic apparatus provides advertisement information comprises the steps of: acquiring, from a user associated with a service related to the electronic apparatus, information regarding an advertisement type for an advertisement of the service to be posted on the user's channel; identifying advertisement content corresponding to the advertisement type; and providing advertisement information including information regarding a uniform resource locator (URL) corresponding to the advertisement content and identification information for the user, wherein an advertisement consumer flowing into the service via the advertisement may be identified on the basis of the identification information, and reward information for the user may be determined on the basis of sales information generated from the advertisement consumer.
Patent WO-2021261811-A1 (WO)
Inventor: WIE JEAHYUK
IPC: A47L9/22
Filed: 2021-06-10
Abstract: The present invention relates to a vacuum cleaner station and a method for controlling a vacuum cleaner station. The method comprises: a dust container fixing step of holding and fixing a dust container of a vacuum cleaner by means of a fixing member of a vacuum cleaner station when the vacuum cleaner is coupled to the vacuum cleaner station; a door opening step of opening a door of the vacuum cleaner station when the dust container is fixed; a cover opening step of opening a discharge cover for opening and closing the dust container when the door is opened; and a dust collecting step of operating a dust collecting motor of the vacuum cleaner station so as to collect dust inside the dust container when the discharge cover is opened.
Patent WO-2022025581-A1 (WO)
Inventor: KIM DUK YONG
IPC: H01Q3/30
Filed: 2021-07-27
Abstract: The present invention relates to an antenna device and, particularly, comprises: a radiation cover; a plurality of radiation elements which are arranged on the front surface of the radiation cover so as to be exposed to outside air and which implement beamforming; and an antenna housing body on which the radiation cover is provided, wherein the heat, which is generated by a heating element arranged behind the radiation elements and the radiation cover, is released to the front of the antenna housing body through the front surface of the radiation cover and the radiation elements which are exposed to outside air, and thus the radiation performance of a product is remarkably improved, and the manufacturing cost of the product is reduced.
Patent WO-2023013814-A1 (WO)
Title: Apparatus and method for implementing dynamic service-oriented communication between vehicle applications on autosar adaptive platform
Inventor: CHOI YUN KI
IPC: H04L12/40
Filed: 2021-09-29
Abstract: The present invention relates to an apparatus and a method for implementing dynamic service-oriented communication between vehicle applications on an AUTOSAR adaptive platform. A machine comprising an ECU in which a POSIX operating system is transplanted and implementing dynamic service-oriented communication between vehicle applications on an AUTOSAR adaptive platform comprises: a skeleton, which is an application for providing a service on the platform; a proxy, which is an application for using the service on the platform; and a service communication manager, which is an application for mediating the service-oriented communication between vehicle applications on the platform.
Patent WO-2022102968-A1 (WO)
Title: Dispositifs électroniques contenant une couche polymère sur laquelle est formé un motif
Inventor: KIM SEONGHOON
IPC: C08J7/04
Filed: 2021-10-05
Abstract: Selon divers modes de réalisation, un dispositif électronique comprend un affichage flexible comportant une première fenêtre et une couche polymère disposée sur la première fenêtre de façon à chevaucher au moins une zone partielle de la première fenêtre et présentant un motif formé sur au moins une zone partielle de la surface orientée dans une direction à distance de la surface face à la première fenêtre. La première fenêtre, l'affichage flexible et la couche polymère contiennent chacun une partie de déformation correspondant à un axe de déformation et une partie plane qui est disposée sur au moins un côté par rapport à la partie de déformation. Le motif peut comporter un motif d'évidement formé dans le sens de la longueur de l'axe de déformation dans la partie de déformation de la couche polymère.

Divers autres modes de réalisation sont également possibles.
Patent WO-2022108223-A1 (WO)
Title: 무인 이동체의 충전 시스템
Inventor: PARK JAEYOUNG
IPC: B60L53/31
Filed: 2021-11-10
Abstract: 본 발명은 무인 이동체가 충전 스테이션에 도킹하여 충전을 수행하는 과정에서 위치 오차와, 이물질에 따른 누전 문제를 해결하기 위한 무인 이동체의 충전 시스템에 관한 것이다. 본 발명에 따른 무인 이동체의 충전 시스템은 일정 간격 이격되어 형성되는 제1 지지부, 제1 지지부의 상부에 배치되며 상부로 볼록하게 돌출되어 전원을 공급하는 하부 단자부를 포함하여, 이동체에 전원을 공급하는 충전 스테이션, 이동체에 구비되어 충전 스테이션으로부터 전원을 공급받으며, 이동체의 하부에 구비되는 제2 지지부, 제2 지지부와 이동체 사이에 배치되어 제2 지지부에 탄성력을 제공하는 탄성부, 제2 지지부의 하부에 배치되어 상기 하부 단자부와 대응되도록 오목하게 형성되며 하부 단자부와 접촉하여 전원을 공급받는 상부 단자부를 포함하는 도킹부를 포함한다.
Patent WO-2022108228-A1 (WO)
Title: 바인더 젯 3d프린터
Inventor: BAE SUNGWOO
IPC: B29C64/245
Filed: 2021-11-11
Abstract: 바인더 젯 3D프린터가 개시된다. 본 발명의 일 실시예에 따른 바인더 젯 3D프린터는, 상방이 개방된 내부공간이 형성되며, 상기 내부공간에서 승하강 가능하게 마련되며 파우더가 프린팅부로부터 분사되는 바인더에 의해 복수의 레이어로 적층되는 조형 스테이지를 포함하는 조형 챔버; 호퍼로부터 공급된 파우더를 상기 조형 스테이지 상에 도포하는 파우더 도포 장치; 상기 파우더 도포 장치의 도포방향을 따라 상기 조형 챔버의 전방에 배치되며, 상기 파우더 도포 장치가 도포 후 남은 잔여 파우더가 회수되는 파우더 회수부; 및 헤드 클리닝부와 모듈 클리닝부를 포함하는 메인터넌스부를 포함하며, 상기 모듈 클리닝부는, 바인더가 저장되는 바인더 챔버와, 제1클리닝 용액이 저장되는 제1클리닝 용액 챔버와, 프린팅 헤드 모듈 측으로 상기 바인더가 공급되는 제1라인과, 상기 프린팅 헤드 모듈 측으로 상기 제1클리닝 용액이 공급되는 제2라인 및 상기 제1라인과 상기 제2라인에 배치되며 선택적으로 개폐되는 밸브를 포함한다.
Patent WO-2022119213-A1 (WO)
Inventor: LEE GEUN WON
IPC: F24F13/20
Filed: 2021-11-23
Abstract: 방역형 공기정화기가 개시된다. 본 발명에 의한 방역형 공기정화기는 사람이 재실중에는 공기정화기의 살균실을 통과하는 공기에 자외선을 조사하여 공기중의 감염원을 살멸하고, 실내 공기질이 나쁜 경우 환기하며, 사람이 부재중에는 오존을 발생하여 실내에 충진해서 공기중의 감염원 및 물건과 시설물에 존재하는 감염원을 살균, 소독, 탈취하여 방역처리하고 환기하여 오존을 제거한다. 본 발명에 따르면, 실내에 사람이 재실중인 경우와 부재중인 경우로 구분하여 오존 발생 여부 및 환기를 조합 제어함으로써 경제적, 효율적, 위생적인 방역이 이루어질 수 있다.
Patent WO-2022114740-A1 (WO)
Inventor: KIM DONG SEOK
IPC: H01L29/778
Filed: 2021-11-23
Abstract: La présente invention concerne : un procédé de fabrication d'un dispositif d'alimentation à base de GaN, le procédé comprenant une étape d'irradiation de faisceaux de particules sur un substrat de silicium d'un dispositif d'alimentation à base de GaN, dans lequel est inclus le substrat de silicium ; et un dispositif d'alimentation à base de GaN fabriqué par le procédé de fabrication d'un dispositif d'alimentation à base de GaN.
Patent WO-2022177268-A1 (WO)
Inventor: MOON JAE WON
IPC: G06F16/28
Filed: 2022-02-15
Abstract: La présente invention concerne un dispositif d'intégration de données fragmentées comprenant : une unité d'ajout d'informations servant à ajouter à des données fragmentées hétérogènes une pluralité d'informations de récupération pour récupérer les données fragmentées ; une unité de sélection servant à sélectionner au moins un élément d'information parmi la pluralité d'informations de récupération ; une unité de configuration servant à configurer des informations de référence pour les informations de récupération sélectionnées ; une unité de récupération servant à récupérer, par rapport aux informations de référence configurées et parmi les données fragmentées hétérogènes, les données fragmentées qui sont pertinentes ; et une unité d'intégration servant à intégrer les données fragmentées par rapport à un axe temporel.
Patent WO-2023182537-A1 (WO)
Inventor: PARK JAE HONG
IPC: B60L58/16
Filed: 2022-03-21
Abstract: 전기차의 배터리의 수명 평가 방법 및 장치가 개시된다. 방법 상기 배터리 수명 평가 장치가, 상기 전기차의 사용 기간동안 상기 배터리에 대해 수행된 충전 사이클의 누적에 따라 각각의 충전 사이클에서 충전 파라미터의 변화에 대한 정보를 포함하는 충전 히스토리 정보를 획득하는 단계; 상기 배터리 수명 평가 장치가, 상기 전기차로부터 수거된 배터리를 소정의 씨레이트(C-rate)로 충방전 테스트를 수행하는 단계; 상기 소정의 씨레이트로 이루어지는 충방전 테스트에서 충전 파라미터의 변화율에 기반하여 상기 배터리의 제1 수명 정보를 출력하는 단계; 상기 배터리 수명 평가 장치가, 상기 충전 히스토리 정보에 기반하여 상기 배터리의 제1 수명 정보를 보정한 제2 수명 정보를 출력하는 단계를 포함한다.
Patent WO-2022215997-A1 (WO)
Title: Pier protection structure
Inventor: KIM JANG YEON
IPC: E01D22/00
Filed: 2022-04-05
Abstract: The present invention relates to a pier protection structure and, more particularly, to a pier protection structure which is easy to install and construct without damaging a pier, can effectively protect a wide range of the pier, is easy to open and close for convenient maintenance and repair, and can even be installed on a pier disposed in a narrow space due to a reduced opening and closing range, thereby increasing the usability of installation space. The pier protection structure according to an embodiment of the present invention comprises: a basic frame including a lower frame disposed to surround the lower outer periphery of a pier, and an upper frame disposed to surround the outer periphery of the pier at the upper portion spaced apart from the lower frame; a door part disposed on the basic frame, opening and closing the pier, and having a curvature; and a vertical support member longitudinally connected to the upper frame and the lower frame.
Patent WO-2022225258-A1 (WO)
Title: Photovoltaic rotary module
Inventor: JO HYEON-SEOK
IPC: H02S20/30
Filed: 2022-04-14
Abstract: The present invention relates to a photovoltaic rotary module and, more specifically, to a photovoltaic rotary module which uses a photovoltaic module having photovoltaic panels formed on both surfaces thereof, wherein such a photovoltaic module is installed in various angles at a rotation part installed to be rotatable in one direction, so that the photovoltaic module can collect light while being rotated at a pre-set speed by natural wind, can be installed in a smaller area than that of a conventional photovoltaic module, exhibits an excellent light collecting efficiency regardless of the location of the sun through rotation of the module, and prevents both overheating thereof and accumulation of foreign substances thereon.
Patent WO-2022260402-A1 (WO)
Title: Atranorin biosynthesis gene derived from lichen and use thereof
Inventor: HUR JAE SEOUN
IPC: C12N9/00
Filed: 2022-06-07
Abstract: The present invention relates to: an atranorin biosynthesis gene derived from the lichen  Stereocaulon alpinum ; an  Ascochyta rabiei ) ATR-11 strain (accession number: KACC83048BP), having the gene introduced thereinto, for producing atranorin; and a method for producing atranorin, using the strain. From the Ascochyta rabiei ATR-11 strain having the atranorin biosynthesis gene introduced thereinto according to the present invention, secondary metabolites derived from lichen, especially atranorin, can be produced. The atranorin produced from the strain can be utilized and industrialized for pharmaceutical compositions, food compositions, food functional foods, feed compositions, and the like.
Patent WO-2023277433-A1 (WO)
Inventor: RHEE CHANG HOON
IPC: C12N9/64
Filed: 2022-06-21
Abstract: 효과 및 반감기가 증가되어 환자의 편의성이 높아지고 적응증 맞춤 치료가 가능한 재조합 보툴리눔 독소 타입 A 경쇄, 재조합 보툴리눔 독소, 및 이와 관련된 조성물, 용도 및 방법을 제공하기 위한 것이다.
Patent WO-2023003435-A1 (WO)
Inventor: LEE KEE HAN
IPC: H05K1/11
Filed: 2022-07-22
Abstract: 실시 예의 회로 기판은 제1 절연층; 상기 제1 절연층 위에 배치되는 제1 회로 패턴층; 및 상기 제1 절연층 및 상기 제1 회로 패턴층 위에 배치되는 제1 보호층을 포함하고, 상기 제1 회로 패턴층은 제1 패드를 포함하고, 상기 제1 보호층은, 상기 제1 절연층 위에 배치된 제1 부분과, 상기 제1 부분 위에 배치되고, 상기 제1 부분의 상면의 일부 및 상기 제1 패드의 상면을 노출하는 개구부를 가지는 제2 부분을 포함하고, 상기 제2 부분의 측벽에는 내측 방향으로 함몰된 패임부가 형성된다.
Patent WO-2023132426-A1 (WO)
Title: Road-kill prevention system capable of tracking wild animals and blocking entry thereof to road using drone
Inventor: SHIN SOO YOUNG
IPC: G06Q50/10
Filed: 2022-08-17
Abstract: The present invention relates to a road-kill prevention system capable of tracking wild animals and blocking entry thereof to a road entry using a drone, characterized by comprising: a drone formed to detect wild animals by surveying an area near a road where wild animals appear; a control server that receives location information of a wild animal detected by the drone and provides guidance regarding the location information of the wild animal; and a vehicle formed to be capable of driving on the road and receiving the location information of the wild animal from the control server and transmitting same to the surrounding area.
Patent WO-2023090911-A1 (WO)
Title: Anode active material, anode comprising same anode active material, secondary battery comprising same anode, and method for preparing same anode active material
Inventor: JUN HYUNMIN
IPC: C01B33/021
Filed: 2022-11-17
Abstract: The present invention relates to an anode active material, an anode comprising the anode active material, a secondary battery comprising the anode, and a method for preparing the anode active material.