baber/WOPTO huggingface dataset:
Patent WO-2021167267-A1 (WO)
Title: Toothpick dispenser
Inventor: LEE BYONG HEE
IPC: F16H19/04
Filed: 2021-02-01
Abstract: The present invention relates to a toothpick dispenser and, more specifically, enables a user to use a toothpick while maintaining a state in which any one of the plurality of toothpicks accommodated in an accommodation part is withdrawn through a withdrawal opening one at a time. The present invention is achieved by comprising: a case (100) having, at one side portion thereof, an accommodation part (110) on which a cover (130) is provided to be openable/closable and having, at the other side portion thereof, a withdrawing part (120) that communicates with the accommodation part (110); a drum (310) having a loading groove (311) into which a toothpick (200), that is being accommodated and stored in the accommodation part (110) formed in the case (100), is loaded, and which is etched in the longitudinal direction; a moving means (300) for moving and positioning the toothpick (200), loaded in the loading groove (311), onto the withdrawing part (120) while rotating the drum (310); and a projecting means (400) for erecting and projecting, to the outside of the withdrawing part (120), the toothpick (200) positioned onto the withdrawing part (120) by the moving means (300).
Patent WO-2021162382-A1 (WO)
Inventor: KO JUHYUN
IPC: G06F3/0481
Filed: 2021-02-08
Abstract: Un dispositif électronique comprend un dispositif d'affichage, au moins une caméra, une mémoire dans laquelle sont stockées une pluralité d'applications, et un processeur configuré pour être connecté de manière fonctionnelle au dispositif d'affichage, à la ou aux caméras et à la mémoire. Le processeur est configuré pour exécuter la pluralité d'applications, détecter une entrée de geste désignée sur la base de données image acquises à l'aide de la ou des caméras tout en exécutant la pluralité d'applications, déterminer le type de l'entrée de geste détectée, déterminer une première application parmi la pluralité d'applications exécutées sur la base du type déterminé de l'entrée de geste, et exécuter une première fonction de la première application déterminée sur la base du type déterminé de l'entrée de geste.
Patent WO-2021177703-A1 (WO)
Inventor: JEON JEONG HO
IPC: C11D17/06
Filed: 2021-03-02
Abstract: The present invention relates to a powder-type cleansing agent using salt and, more specifically, to a powder-type cleansing agent using salt, the agent resolving the problem, of a powder cleansing agent, in which a powder is dispersed so that a large quantity of same can be absorbed into the respiratory system of a user, being lightweight so as to facilitate portability and transport, and also being convenient to use, and provides a powder-type cleansing agent using salt, the agent being formed by mixing a plant-derived surfactant powder and salt.
Patent WO-2021206314-A1 (WO)
Title: Multi-level sales organization management system for alleviating difficulties of lower level members
Inventor: LEE CHUNG KI
IPC: G06Q10/06
Filed: 2021-03-22
Abstract: A multi-level sales organization management system for alleviating the difficulties of lower level members according to the present invention is characterized by comprising: an organization forming module which, when new subscribers are registered as members due to the sales activity of existing subscribers, forms a multi-level organization by registering the new subscribers as lower level members of the existing subscribers on the basis of a tree structure in which the members are treated as nodes, and which has branches connecting the members to an upper level and a lower level; a profit distribution module which differentially awards a portion of the margin of products sold through the sales activity of the members as sales profit according to the level of the members belonging to the multi-level organization; a group classification module which classifies the multi-level organization into an upper group and a lower group; and an organization adjustment module which, when a specific member belonging to the multi-level organization purchases a product, re-registers the specific member as a lower level member of at least one member belonging to the lower group.
Patent WO-2021225407-A1 (WO)
Title: Novel phthalazine derivative having ectonucleotide pyrophosphatase/phosphodiesterase inhibitory activity, and use thereof
Inventor: HAN SEO JUNG
IPC: A61P35/00
Filed: 2021-05-07
Abstract: The present invention relates to a compound for inhibiting ENPP1, a composition for inhibiting ENPP1, and a novel phthalazine derivative compound related to a method for inhibiting ENPP1, a pharmaceutically acceptable salt thereof, a hydrate thereof, or a stereoisomer thereof.
Patent WO-2021230664-A1 (WO)
Title: Pharmaceutical composition for preventing or treating heart failure and ischemic heart disease, comprising sacubitril, valsartan, and nebivolol, and pharmaceutical complex formulation comprising same
Inventor: KIM HAE YANG
IPC: A61K9/48
Filed: 2021-05-12
Abstract: The present invention relates to a pharmaceutical composition for preventing or treating heart failure and ischemic heart disease, comprising sacubitril and valsartan, and nebivolol, and a pharmaceutical complex formulation comprising same, wherein the composition not only has an excellent heart failure treatment effect, but also has the effect of reducing side effects, and the complex formulation exhibits a therapeutic effect equal to a formulation administered twice a day even when administered once a day, and can greatly improve the patient's medication compliance as well.
Patent WO-2021246803-A1 (WO)
Inventor: PARK YONGCHEOL
IPC: H02J50/80
Filed: 2021-06-03
Abstract: A wireless power receiver device according to one embodiment of the present application receives wireless power from a wireless power transmitter device, wherein the wireless power receiver device receives the wireless power on the basis of any one of a first power profile, a second power profile having a higher power than the first power profile, and a third power profile having a higher power than the second power profile, and the wireless power transmitter device transmits the wireless power on the basis of any one profile from among the first power profile, the second power profile, and the third power profile, wherein a first data packet including first profile information indicating that the wireless power receiver device supports the third power profile is transmitted to the wireless power transmitter device, and a second data packet including second profile information indicating that the wireless power transmitter device supports the third power profile is received from the wireless power transmitter device.
Patent WO-2022085900-A1 (WO)
Inventor: CHO KYUNG A
IPC: A61K38/16
Filed: 2021-07-16
Abstract: La présente invention concerne une composition destinée à prévenir ou traiter une stéatose hépatique non alcoolique ou le syndrome métabolique, comprenant des protéines de fusion de la flagelline et, plus spécifiquement, une composition destinée à prévenir ou traiter une stéatose hépatique non alcoolique ou le syndrome métabolique, comprenant des protéines de fusion comportant : de la flagelline, un fragment de celle-ci, ou un variant de celle-ci ; et une région Fc d'immunoglobuline.
Patent WO-2022139112-A1 (WO)
Inventor: HOU JOON HYUK
IPC: A61K36/725
Filed: 2021-08-24
Abstract: The present invention provides a composition for improving intestinal microbial flora, the composition comprising: a ginseng extract or a fraction thereof; and sodium propionate. The composition for improving intestinal microbial flora of the present invention is capable of increasing the proportion of beneficial bacteria in intestinal microbial flora by promoting the growth of beneficial bacteria while inhibiting the growth of harmful bacteria, and accordingly, the composition of intestinal microbial flora can be improved and the balance thereof maintained, ultimately assisting in improving the health of the body, such as by strengthening immunity and improving skin texture.
Patent WO-2022139113-A1 (WO)
Title: Elliptical dilator for reconstruction of knee-joint cruciate ligament, having one or two guide holes
Inventor: JUNG YOUNG BOK
IPC: A61B17/17
Filed: 2021-08-25
Abstract: Disclosed is an elliptical dilator for the reconstruction of a knee-joint cruciate ligament. The dilator, which is a surgical instrument for the reconstruction of a knee-joint cruciate ligament, comprises: an affected portion having an elliptical cross section; a connection part having one side connected to the affected portion and shaped of a bar having a predetermined length; a handle part formed on the other side of the connection part; a center guide hole into which a main guide pin is inserted while penetrating through the inner central axis of the affected portion, the connection part and the handle part; and a side guide hole into which an auxiliary guide pin is inserted, while penetrating through the affected portion, on the side of the center guide hole. After guided by the main guide pin and the auxiliary guide pin so that the longer axis of the affected portion is aligned with the longer axis of the cruciate ligament, the dilator dilates an elliptical tunnel while being inserted into the cruciate ligament.
Patent WO-2022231073-A1 (WO)
Title: System for sensing pressure of vehicle pneumatic spring brake chamber
Inventor: KANG BYUNGYONG
IPC: B60T13/38
Filed: 2021-09-07
Abstract: A system for sensing the pressure of a vehicle pneumatic spring brake chamber, according to the present invention, further comprises: a plurality of pressure sensors for measuring pressure in a pressure chamber formed between a piston and an adapter housing and in a service chamber formed between the adapter housing and a diaphragm; a control box electrically coupled to the plurality of pressure sensors; and an indicator electrically coupled onto the control box, wherein the control box has a wiring connection for power supply to the plurality of pressure sensors and output voltage, and the indicator disposed at a vehicle driver seat generates an alarm about an abnormal situation of the vehicle pneumatic spring brake chamber on the basis of pressure measurement values in the pressure chamber and the service chamber through the plurality of pressure sensors.
Patent WO-2022169074-A1 (WO)
Title: 휴지인출기능을 갖는 비데
Inventor: SEO HYOUN-WOO
IPC: E03D11/00
Filed: 2021-11-16
Abstract: 본 발명은 휴지인출기능을 갖는 비데에 관한 것으로, 보다 상세하게는 좌변기의 물튀김 방지를 위하여 휴지가 인출되는 기능을 갖는 비데에 관한 것이다. 본 발명의 일 실시예에 따른 휴지인출기능을 갖는 비데는, 변기본체와, 기 변기본체의 상부를 덮도록 개폐되는 변기커버와, 상기 변기본체와 변기커버 사이에서 회동 가능하도록 이루어지는 변기시트와, 상기 변기본체의 내주면 일측에서 변기본체 내부에 고여있는 물을 향하는 방향으로 휴지가 인출되는 휴지인출부를 포함한다.
Patent WO-2022169078-A1 (WO)
Inventor: SHIN JOO YOUN
IPC: H01M50/531
Filed: 2021-11-25
Abstract: 본 발명은 출력 및 안전성을 향상시킬 수 있는 이차 전지에 관한 것이다. 일례로, 제1전극과, 제2전극 및 세퍼레이터를 포함하는 전극 조립체; 상기 전극 조립체를 수용하는 케이스; 상기 케이스의 상부에 결합되는 캡 조립체;를 포함하고, 상기 제1전극은 제1집전체, 상기 제1집전체 상에 제1활물질층이 코팅된 제1활물질층, 제1활물질이 코팅되지 않은 제1무지부 및 상기 제1집전체와 전기적으로 연결된 제1전극탭을 포함하며, 상기 제1전극탭은 상기 제1집전체의 일부인 집전탭과, 상기 제1집전체에 부착된 리드탭을 포함하는 이차 전지를 개시한다.
Patent WO-2022119317-A1 (WO)
Inventor: YU HO SAM
IPC: E21B12/06
Filed: 2021-12-01
Abstract: 본 발명은 천공스크류의 부상토 제거장치에 관한 것으로서, 더욱 상세하게는 천공스크류의 일측에 세워지는 지지타워의 측면에 설치대를 결합하고, 이 설치대에 적어도 3개 이상의 와이어가 나란히 결합된 복수개의 토사제거부가 환형으로 설치된 복수의 토사제거수단을 회전 가능하게 수직방향으로 설치하므로서, 천공스크류가 회전할 때 토사제거부를 이루는 와이어가 스크류의 날개 상하측으로 끼워진 후 회전하는 날개를 따라 상승하면서 날개의 상하부에 적재되어 있는 토사를 깔끔하게 제거할 수 있도록 하여 천공스크류의 날개에 적재되는 토사를 완전히 제거할 수 있고, 토사제거수단의 와이어가 스크류의 날개에 끼워진 후 토사제거수단이 날개 이동방향을 따라 회전하면서 와이어가 지속적으로 날개에 붙어있는 토사를 제거함에 따라 토사 제거율이 향상되는 효과를 기대할 수 있고, 또한, 토사제거수단이 결합되는 설치대를 지지타워에 힌지로서 각도 조절 가능하게 결합하여 토사제거수단의 위치를 보다 유연하게 조절할 수 있으며, 부상토를 제거하여 부상토의 낙하로 인한 작업자의 부상을 예방할 수 있도록 한 천공스크류의 부상토 제거장치에 관한 것이다.
Patent WO-2022119320-A1 (WO)
Title: 플렉서블 디스플레이를 포함하는 전자 장치 및 이의 제어 방법
Inventor: PARK JUNKYU
IPC: G06F3/0488
Filed: 2021-12-01
Abstract: 일 실시예에 따라서, 전자 장치는 하우징, 하우징 내부에 배치된 전도체, 하우징을 통해 적어도 일부가 외부로 노출되는 플렉서블 디스플레이, 플렉서블 디스플레이와 작동적으로 연결된 적어도 하나의 프로세서를 포함하고, 적어도 하나의 프로세서는, 플렉서블 디스플레이의 터치 감도를 제1 감도에서 제1 감도보다 높은 제2 감도로 변경하고, 플렉서블 디스플레이 상에 전도체에 의한 호버링 입력이 감지되면, 호버링 입력이 감지된 플렉서블 디스플레이의 좌표를 확인하고, 좌표를 기반으로 플렉서블 디스플레이의 노출된 영역의 터치 감도를 제2 감도에서 제1 감도로 변경할 수 있다.
Patent WO-2022149766-A1 (WO)
Inventor: CHOI JIHYOUNG
IPC: B29B7/18
Filed: 2021-12-22
Abstract: La présente invention concerne une composition de résine pour une sangle d'un dispositif électronique à porter sur soi et son procédé de fabrication. La composition de résine pour une sangle d'un dispositif électronique à porter sur soi selon divers modes de réalisation décrits dans le présent document comprend : de 50 % à 80 % en poids d'une résine thermoplastique présentant une dureté inférieure ou égale à 80 Shore A ; et de 20 % à 50 % en poids d'un composé inorganique de haute densité, et peut présenter une densité supérieure ou égale à 1,6, une dureté de 50 Shore A à 80 Shore A, une résistance à la traction de 15 MPa à 27 MPa et une résistance à la déchirure de 53 kgF/cm 2 à 79 kgF/cm2.
Patent WO-2022139483-A1 (WO)
Title: Inductor and body part for inductor
Inventor: AHN BUM MO
IPC: H01F17/04
Filed: 2021-12-22
Abstract: An inductor and a body part for an inductor are proposed. The inductor and the body part satisfy needs for miniaturization and low resistance and increase a value of inductance thereof.
Patent WO-2022177162-A1 (WO)
Inventor: KIM CHUNGGEOL
IPC: G06N5/04
Filed: 2022-01-13
Abstract: Un dispositif électronique selon un mode de réalisation de l'invention comprend : une mémoire qui stocke une ou plusieurs applications ; et au moins un processeur qui commande le dispositif électronique, le processeur pouvant identifier un fichier modèle cible, basé sur un réseau neuronal, associé à une application cible parmi les une ou plusieurs applications, déterminer un moment d'initialisation cible du fichier modèle cible parmi une pluralité de moments d'initialisation prédéfinis, et initialiser le fichier modèle cible au moment d'initialisation cible. Divers autres modes de réalisation sont possibles.
Patent WO-2022164151-A1 (WO)
Inventor: PARK JUN HYUNG
IPC: F23J15/02
Filed: 2022-01-24
Abstract: The present disclosure relates to a hanging support structure between a support frame and a large SCR cartridge integrated with a dust reaction collector of an incinerator and a combustion furnace for significantly improving reaction efficiency by coupling and supporting a plurality of large SCR cartridges hanging in a hanging support type to the support frame fixed to an inner wall of a casing using a coupling member.
Patent WO-2022173209-A1 (WO)
Inventor: CHOI JAE YEON
IPC: B60R25/34
Filed: 2022-02-09
Abstract: 본 발명의 실시예에 따른 차량 디지털키 시스템은 소정의 시간 간격으로 제1 신호를 브로드캐스트하고, 상기 제1 신호에 대응하는 제2 신호를 키포브(key fob)로부터 수신하면 상기 제2 신호에 기초하여 상기 키포브와의 거리를 산출하고, 상기 산출된 거리가 기 설정된 제1 임계치 이내이면, 제2 통신 모듈을 슬립 모드에서 웨이크업 모드로 전환하는 제1 통신 모듈; 복수의 제3 통신 모듈을 슬립 모드에서 웨이크업 모드로 전환하고, 상기 복수의 제3 통신 모듈 중 적어도 3개의 제3 통신 모듈을 이용하여 상기 키포브의 위치를 산출하는 제2 통신 모듈; 및 상기 키포브의 위치에 기초하여 차량의 도어 잠금을 해제하는 제어부;를 포함한다.
Patent WO-2023171842-A1 (WO)
Inventor: JEE YONG-JOO
IPC: H01G11/06
Filed: 2022-03-11
Abstract: The present invention relates to a hybrid ion capacitor and a method for producing same. More specifically, the present invention relates to a coin-type hybrid ion capacitor that can shorten charging time while having superb capacity retention rate, and to a method for producing the hybrid ion capacitor.
Patent WO-2022220461-A1 (WO)
Title: Intelligent high-tech system and method for aircraft ground guidance and control
Inventor: CHOI BYEONG GWAN
IPC: G08G5/02
Filed: 2022-04-05
Abstract: A system and method for aircraft ground guidance and control are characterized by: inputting to a server and managing the GPS coordinate values, representing fixed location information, of all airfield lights that are installed within an airfield and can be controlled and monitored; determining whether the real-time coordinates of a moving aircraft on radars cross the fixed coordinates of the airfield lights; and specifying the location of the aircraft if the coordinates of the aircraft cross the fixed coordinates of the airfield lights, and guiding and controlling the airfield lights in the path of the aircraft. Accordingly, provided are the benefits of managing the GPS coordinate values, representing fixed location information, of airfield lights input to a server, accurately identifying the location of a moving aircraft if the real-time coordinates of the moving aircraft on radars cross the fixed coordinates of the airfield lights, and guiding and controlling the aircraft and airfield lights.
Patent WO-2023022322-A1 (WO)
Title: Droplet-blocking air conditioning system inside train compartment
Inventor: YUN SUNG-HO
IPC: B60H1/00
Filed: 2022-04-08
Abstract: A droplet-blocking air conditioning system inside a train compartment according to an embodiment of the present invention may comprise: an air conditioning system unit for regulating the temperature and humidity of the air inside the train compartment; an air supply regulation unit which uses downdraft air to supply the compartment with the air that has had the temperature and humidity regulated by the air conditioning system unit, thereby causing the droplets remaining in the compartment to flow below the compartment due to the downdraft air; mechanical and electronic motors which control the degree of rotation of the air adjustment member according to the degree of rotation of a rotary shaft inside the supply regulation unit; and an air discharge unit for discharging the droplets and the downdraft air to the outside of the compartment.
Patent WO-2022240050-A1 (WO)
Title: Procédé et dispositif électronique pour commander un courant d'entrée
Inventor: CHOI HANGSEOK
IPC: G01R19/165
Filed: 2022-05-03
Abstract: Selon divers modes de réalisation, un dispositif électronique peut comprendre un module d'alimentation électrique, une mémoire, un système et un processeur fonctionnellement connecté au module d'alimentation électrique, à la mémoire et au système. Le processeur peut : mesurer une première valeur de courant fournie au système ; identifier une seconde valeur de courant qui est stockée dans la mémoire et configurée pour correspondre au système ; identifier une valeur de différence entre la première valeur de courant et la seconde valeur de courant ; si la valeur de différence identifiée dépasse une valeur de seuil configurée, déterminer une largeur de variation pour la première valeur de courant sur la base de la valeur de seuil ; ajuster la première valeur de courant sur la base de la largeur de variation déterminée ; et fournir un courant d'entrée correspondant à la première valeur de courant ajustée au système par le biais du module d'alimentation électrique. Divers autres modes de réalisation peuvent être possibles.
Patent WO-2022255815-A1 (WO)
Title: Food for providing sound, and sound provision method thereof
Inventor: LIM ROKJIN
IPC: A63H5/00
Filed: 2022-06-02
Abstract: The present invention relates to a food for providing sound, and a sound provision method thereof, and, more specifically, to a food for providing sound, and a sound provision method thereof, the food having a carbonated candy, which produces carbon dioxide gas when melted, and a processed food, which contains moisture, that are arranged on a loading surface of a cookware-shaped packaging material, so that cooking sounds, which are similar to sounds produced when food is actually cooked, are produced in response to the contact between the moisture of the processed food and the carbonated candy.
Patent WO-2023096134-A1 (WO)
Title: 전자 장치 내에서 제스처 인식 성능 개선을 위한 러닝 방법
Inventor: CHUNG WONSUK
IPC: G06V10/774
Filed: 2022-09-28
Abstract: 일 실시예에 따른 전자 장치는 컴퓨터로 실행 가능한 명령어들이 저장된 메모리, 메모리에 액세스하여 명령어들을 실행하는 프로세서를 포함하고, 프로세서는, 결정트리 네트워크(decision tree network) 기반 분류기에 하나의 타겟 제스처 샘플을 입력하고, 하나의 타겟 제스처 샘플에 대응하여 트리 별로 선택되는 제1 리프들을 식별하고, 식별된 제1 리프들 각각의 보상값을 업데이트 단위 값 만큼 증가시켜 분류기의 상향 업데이트를 수행할 수 있다.
Patent WO-2023075195-A1 (WO)
Inventor: SONG KIDEOK
IPC: C25D3/38
Filed: 2022-10-07
Abstract: Sont divulgués une feuille de cuivre électrolytique présentant des caractéristiques de résistance et d'allongement élevées, et son procédé de fabrication. La présente invention concerne une feuille de cuivre électrolytique présentant une résistance à la traction supérieure ou égale à 40 kgf/mm 2  à température ambiante, et un allongement par épaisseur de 1,3 à 2,0 %/μm à température ambiante.
Patent WO-2023096174-A1 (WO)
Inventor: UM BOOSUP
IPC: B66C23/34
Filed: 2022-10-24
Abstract: 본 발명은 마스트를 텔레스코픽 운동에 의하여 승강 가능하도록 다각형 단면을 갖는 복수의 중공형 마스트 프레임으로 구성하고, 붐대를 텔레스코픽 운동에 의하여 전후진 가능하도록 다각형 단면을 갖는 복수의 중공형 붐대 프레임으로 구성하여, 마스트의 높이 조절 및 붐대의 길이 조절이 쉽게 이루어질 수 있고, 특히 다각형(삼각형, 사각형, 오각형, 육각형) 및 원형(타원, 이형원) 단면을 갖는 복수의 중공형 마스트 프레임 및 붐대 프레임의 내부공간에 사다리 구조물을 설치하여, 정비수리를 위한 작업자 이동통로를 확보할 수 있도록 함으로써, 붐대의 끝단부에 장착되는 트롤리 및 와이어 등에 대한 작업자의 용이한 접근 및 수리보수가 쉽게 이루어질 수 있도록 한 스마트 타워크레인을 제공하고자 한 것이다.
Patent WO-2023075409-A1 (WO)
Inventor: JUNG MIN WOO
IPC: C07D487/04
Filed: 2022-10-26
Abstract: 본 발명은 신규한 화합물 및 이를 이용한 유기발광 소자를 제공한다.
Patent WO-2023085764-A1 (WO)
Inventor: BASRUR VEIDHES
IPC: H01L25/075
Filed: 2022-11-09
Abstract: L'invention concerne un dispositif d'affichage. Le dispositif d'affichage comprend : des premières électrodes comprenant une première sous-électrode et une seconde sous-électrode ; une première couche isolante qui a des ouvertures exposant des parties des premières électrodes ; des secondes électrodes qui sont disposées sur la première couche isolante et chevauchent les premières électrodes ; des éléments électroluminescents disposés à l'endroit où les ouvertures sont situées sur les premières électrodes ; des premières électrodes de connexion qui sont chacune en contact avec une première électrode et des premières parties d'extrémité d'éléments électroluminescents ; une seconde couche isolante entourant les éléments électroluminescents ; et des secondes électrodes de connexion disposées sur la seconde couche isolante et chacune en contact avec une seconde électrode et des secondes parties d'extrémité des éléments électroluminescents, les premières électrodes de connexion comprenant une première partie d'électrode en contact avec un premier élément électroluminescent disposé sur la première sous-électrode, et une deuxième partie d'électrode en contact avec un second élément électroluminescent disposé sur une seconde sous-électrode, et les secondes électrodes de connexion comprennent une troisième partie d'électrode en contact avec la deuxième partie d'électrode, et une quatrième partie d'électrode en contact avec le second élément électroluminescent.
Patent WO-2023085855-A1 (WO)
Inventor: YOUN JINHO
IPC: H02J50/80
Filed: 2022-11-11
Abstract: The present disclosure provides a wireless power transmission method performed by a wireless power transmitter in a wireless power transmission system, and an apparatus using same, the method comprising: in a setup phase, receiving a setup packet from a wireless power receiver, wherein the setup packet related to the wireless power receiver includes information about whether a function for out-of-band communication is supported; in a negotiation phase, transmitting a capability packet to the wireless power receiver, wherein the capability packet related to the wireless power transmitter includes information about whether a function for the out-of-band communication is supported; and in the negotiation phase, receiving a first specific request (SRQ) packet related to an end of the negotiation phase from the wireless power receiver, and transmitting ACK for the first SRQ packet to the wireless power receiver, wherein the wireless power transmitter starts a connection to the out-of-band communication on the basis of transmission of the ACK for the first SRQ packet.