baber/WOPTO huggingface dataset:
Patent WO-2020085705-A1 (WO)
Title: Infrared reflective film and manufacturing method therefor
Inventor: HWANG HOON
IPC: B32B33/00
Filed: 2019-10-15
Abstract: An infrared reflective film and a manufacturing method therefor according to the present invention can show an effect that the film has a low solar heat gain coefficient and emissivity, superior reflectivity, superior adiabatic performance, excellent durability and strength, and a small weather-proof chrominance change.
Patent WO-2020080858-A1 (WO)
Title: Anti-reflective film, polarizing plate, and display apparatus
Inventor: BYUN JINSEOK
IPC: B29D11/00
Filed: 2019-10-17
Abstract: The present invention relates to an anti-reflective film, and a polarizing plate and a display apparatus comprising same, the anti-reflective film having low reflectance and low transmissivity deviation while having high resistance to scratching and soiling, and being capable of improving the clarity of a display apparatus screen.
Patent WO-2020138821-A1 (WO)
Title: 이물질 유입 방지 구조를 갖는 배터리 모듈, 이를 포함하는 배터리 팩 및 자동차
Inventor: JEONG JONG-HA
IPC: F16B33/00
Filed: 2019-12-18
Abstract: 본 발명의 일 실시예에 따른 배터리 모듈은, 복수의 배터리 셀이 적층되어 형성된 셀 적층체; 상기 셀 적층체의 길이 방향 일 측 및 타 측을 커버하는 버스바 프레임 및 상기 버스바 프레임 상에 고정되어 상기 배터리 셀과 전기적으로 연결되는 복수의 버스바를 포함하는 버스바 프레임 어셈블리; 상기 버스바 프레임 상에 고정되며 상기 배터리 셀과 전기적으로 연결되는 리드 접속부 및 상기 리드 접속부와 연결되며 상기 리드 접속부의 상방으로 연장되는 헤드부를 포함하는 모듈 단자; 상기 헤드부의 하부에 위치하는 단자 너트; 및 상기 단자 너트를 수용하는 너트 수용부 및 상기 너트 수용부의 하부에 형성되어 상기 헤드부와 단자 너트를 관통하는 볼트를 수용하는 볼트 수용부를 구비하며, 상기 헤드부가 외측으로 노출되도록 상기 버스바 프레임 어셈블리를 커버하는 프레임 커버;를 포함한다.
Patent WO-2020139059-A1 (WO)
Title: 움직임 벡터 차분의 부호화 방법 및 부호화 장치, 및 움직임 벡터 차분의 복호화 방법 및 복호화 장치
Inventor: JEONG SEUNGSOO
IPC: H04N19/70
Filed: 2019-12-30
Abstract: 시퀀스 파라미터 세트로부터, 현재 시퀀스에서 MMVD 모드(merge mode with motion vector difference)가 적용 가능한지 여부를 나타내는 시퀀스 MMVD 정보를 획득하고, 시퀀스 MMVD 정보에 따라 MMVD 모드가 적용가능할 때, 상기 현재 시퀀스에 포함된 현재 블록에 대해 제1 인터 예측 모드에서 MMVD 모드가 적용되는지 여부를 나타내는 제1 MMVD 정보를 비트스트림으로부터 획득하고, 제1 MMVD 정보에 따라 제1 인터 예측 모드에서 MMVD 모드가 적용될 때, 비트스트림으로부터 획득한 움직임 벡터 차분 거리 및 움직임 벡터 차분 방향을 이용하여, 상기 제1 인터 예측 모드에서 이용하기 위한 상기 현재 블록의 움직임 벡터를 복원하고, 현재 블록의 움직임 벡터를 이용하여 현재 블록을 복원하는 비디오 복호화 방법이 제안된다.
Patent WO-2020231132-A1 (WO)
Inventor: LEE HYEONJAE
IPC: H04S7/00
Filed: 2020-05-11
Abstract: 본 명세서는 근거리 무선 통신 시스템에서 제어 디바이스가 적어도 하나의 디바이스로부터 음성 신호를 수신하는 방법 및 이에 대한 장치에 관한 것이다. 본 명세서에 의하면, 근거리 무선 통신 시스템에서 제어 디바이스가 적어도 하나의 디바이스로부터 음성 신호를 수신하는 방법은, 디바이스들 사이의 편각 측정을 위한 제 1 광고 메시지를 상기 적어도 하나의 디바이스로부터 각각 수신하고, 상기 제 1 광고 메시지에 기초하여 상기 제어 디바이스에 설정된 기준점과 상기 적어도 하나의 디바이스 위치들 사이의 각각의 편각을 측정하고, 상기 측정된 각각의 편각에 기초하여, 상기 각각의 편각이 음성 신호 수신을 위한 특정 각도를 만족하도록 상기 적어도 하나의 디바이스의 상기 위치들이 각각 조정되고, 상기 적어도 하나의 디바이스로부터 상기 각각 조정된 위치들에 기초하여 제 1 음성 신호를 각각 수신하고, 상기 각각 수신된 제 1 음성 신호의 볼륨(volume)을 측정하는 단계를 포함하되, 상기 측정된 볼륨에 기초하여, 상기 제어 디바이스가 수신하는 음성 신호는 상기 제어 디바이스에 대하여 직각으로 입사되도록 상기 적어도 하나의 디바이스의 음성 신호 출력 각도가 각각 조정되는 것을 특징으로 한다.
Patent WO-2022004917-A1 (WO)
Title: Intellectual property auction method using online auction system
Inventor: LEE SANG YOUP
IPC: G06Q30/08
Filed: 2020-07-01
Abstract: The present invention relates to an intellectual property auction method using an online auction system which allows an online transaction of an idea between an individual and a company. The present invention relates to an intellectual property auction method using an online auction system in which multiple terminals are connected to an auction server including a membership registration module, an auction module, and a payment module, through a network, wherein: a seller accesses the auction server and uploads intellectual property to the auction server by means of a first terminal; and a buyer accesses the auction server and buys intellectual property in a manner of an auction by means of a second terminal.
Patent WO-2021054585-A1 (WO)
Title: Rankine cycle system having liquid recirculation channel and operation method thereof
Inventor: LEE DONG-HYUN
IPC: F01K25/06
Filed: 2020-07-06
Abstract: The present invention relates to a Rankine cycle system having a liquid recirculation channel and a method for controlling the system and, more specifically, to a Rankine cycle system having a liquid recirculation channel, the Rankine cycle system comprising: a pump which discharges a working fluid; an evaporator which evaporates the working fluid discharged from the pump by a heat supplied from a heat medium; a vapor/liquid separator which separates vapor and liquid from the working fluid discharged from the evaporator; an expander which allows the vapor separated by the vapor/liquid separator to be introduced thereto and expands same; a generator which generates electricity by rotatory power of the expander; a condenser which condenses the working fluid discharged from the generator; and a liquid recirculation pipe which introduces the liquid separated at the vapor/liquid separator into a portion between a front end of the evaporator and the pump, wherein the vapor/liquid separator is installed at the same level or higher than the position of an outlet of the evaporator.
Patent WO-2021006573-A1 (WO)
Title: Appareil d'inférence d'informations biologiques et procédé utilisant une identification d'espèces biologiques
Inventor: KIM SUN JOONG
IPC: G16B50/00
Filed: 2020-07-06
Abstract: La présente invention concerne un appareil et un procédé d'inférence d'informations biologiques utilisant l'identification d'espèces biologiques. Selon un mode de réalisation de la présente invention, l'invention concerne un appareil d'inférence d'informations biologiques dans lequel une espèce biologique est recommandée, dans le cadre d'une interrogation d'un utilisateur, par un système de recommandation. À ce moment, des informations mémorisées dans un modèle causal d'informations d'un système biologique sont utilisées pour inférer des informations biologiques grâce à la combinaison de facteurs présentant une connexion avec une clé d'identification d'espèces biologiques.
Patent WO-2021020850-A1 (WO)
Inventor: KIM DONGGUN
IPC: H04W36/08
Filed: 2020-07-28
Abstract: The present disclosure relates to a communication technique for combining an IoT technology with a 5G communication system for supporting a higher data rate than a beyond 4G system, and a system therefor. The present disclosure can be applied to an intelligent service (for example, a smart home, a smart building, a smart city, a smart car or connected car, health care, digital education, a retail business, a security and safety-related service, and the like) on the basis of a 5G communication technology and an IoT-related technology. In addition, the present disclosure relates to a packet redundancy processing method for supporting enhanced handover in a next generation mobile communication system, a method for preventing a header decompression failure during handover and an apparatus therefor.
Patent WO-2022034948-A1 (WO)
Title: Ice maker, refrigerator and control method therefor
Inventor: JI JOON DONG
IPC: F25C5/08
Filed: 2020-08-14
Abstract: Provided are an ice maker, a refrigerator and a control method therefor, enabling the efficient separation of ice from ice making grooves in an ice tray at the time point when the ice making is completed, regardless of the size (capacity), operation rate, surrounding temperature and cooling capacity of a refrigerator. To this end, the ice maker, according to the present invention, comprises: an ice tray having ice making grooves formed therein; an ice separating motor driven so that ice is separated from the ice making grooves; a temperature detection unit; and a control unit for controlling the ice separating motor, wherein the control unit operates the ice separating motor or an ice separating heater at an ice separation starting time point or a heating starting time point calculated using temperatures detected according to time by the temperature detection unit, or a cumulative ice making time.
Patent WO-2021230445-A1 (WO)
Title: Injection preparation kit and injection preparation system comprising same
Inventor: LEE KUN HYUNG
IPC: A61M5/178
Filed: 2020-11-09
Abstract: The disclosed invention relates to an injection preparation kit, comprising: a cylinder cartridge for introducing and discharging an external fluid through a change in cylinder volume caused by relative fixing and rotational movement of a pair of pistons provided therein; a first tube connected to an outlet pipe of the cylinder cartridge; a three-way valve that selectively connects, to an outflow path, any one inflow path among two inflow paths; a second tube connecting the outflow path of the three-way valve and an inlet pipe of the cylinder cartridge; a third tube connected to a first inflow path of the three-way valve; and a fourth tube connected to a second inflow path of the three-way valve.
Patent WO-2022124446-A1 (WO)
Inventor: LEE SEUNG HYUN
IPC: G03H1/04
Filed: 2020-12-10
Abstract: L'invention concerne un système d'hologramme flottant. Le système d'hologramme flottant comprend : un diffuseur sur lequel une image de projection est formée et qui diffuse une image formée ; et un élément optique holographique sur lequel une image diffusée provenant du diffuseur est incidente, qui génère une image virtuelle flottant à une position espacée par une distance prédéterminée, et qui présente des caractéristiques de lentille convexe, une distance entre le diffuseur et l'élément optique holographique étant déterminée sur la base d'une distance focale de l'élément optique holographique et d'une distance entre l'élément optique holographique et l'image virtuelle.
Patent WO-2021118286-A1 (WO)
Inventor: PARK PHIL JUNE
IPC: A61K8/365
Filed: 2020-12-11
Abstract: Provided is a composition for stimulating and inducing changes in the environment around aging skin cells, the composition comprising, as an active ingredient, a compound expressed by a particular chemical formula, a derivative thereof, or salt thereof scientifically acceptable for cosmetics.
Patent WO-2021201400-A1 (WO)
Inventor: JO GEUMSAN
IPC: H04W12/106
Filed: 2021-01-26
Abstract: The present invention relates to a method of transmitting a Packet Data Convergence Protocol (PDCP) Protocol Data Unit (PDU) by a transmitter in a wireless communication system. Especially, the method includes the steps of configuring an offset and a specific value for integrity protection; receiving a PDCP Service Data Unit (SDU) including a plurality of octets from an upper layer; generating a Message Authentication Code - Integrity (MAC-I) by performing the integrity protection from a first octet corresponding to the offset among the plurality of octets to a second octet corresponding to the offset plus the specific value among the plurality of octets; and transmitting the PDCP PDU including the PDCP SDU and the MAC-I to the receiver.
Patent WO-2021177753-A1 (WO)
Inventor: LEE SUNG HUN
IPC: A61M5/315
Filed: 2021-03-04
Abstract: A needleless syringe according to the present invention is configured to move a movable magnetic body and a piston forward by a magnetic field generated by current supplied to a solenoid coil and, when current is blocked to the solenoid coil, allow an elastic member for the movable magnetic body to move the movable magnetic body backward and allow an elastic member for a piston to move the piston backward so that the piston for pressurizing and injecting a drug can repeatedly and reciprocally move forward or backward, thereby rapidly and repeatedly injecting a predetermined drug. Moreover, the present invention minimizes, through controlling of a time of applying current to the solenoid coil, recoil without need to add a separate recoil offset structure thereto, and thus can improve convenience in use while having a simple structure.
Patent WO-2021225293-A1 (WO)
Title: Medical massage apparatus for systemic body shape correction functional exercise
Inventor: LEE WANJAE
IPC: A61H1/00
Filed: 2021-04-13
Abstract: Provided is a medical massage apparatus, for a systemic body shape correction functional exercise, which is applied to the spine as well as the back, pelvis, neck and the like to enhance the flow of fluid and blood circulation, enables a manual therapy by swinging in the height direction as well as left and right to perform a correction exercise along the swing trajectory, and improves blood circulation by means of protrusions which apply smooth and deep pressure to respective parts of the body, thereby providing advantages for immune enhancement and diet.
Patent WO-2022025403-A1 (WO)
Inventor: KIM JEONGHOON
IPC: H04L12/58
Filed: 2021-05-27
Abstract: An electronic device according to various embodiments may include: a communication circuit for performing communication with an external device; and a processor operably connected to the communication circuit. The processor may be configured to: receive a user command for providing at least one file to an external electronic device by using a messaging application; in response to the user command, determine whether the at least one file can be transmitted to the external electronic device by using the messaging application; in response to determining that the at least one file cannot be transmitted to the external electronic device by using the messaging application, generating link information for downloading the at least one file; transmit the link information to the external electronic device through the communication circuit by using the messaging application; and upload the at least one file to an external server accessible by using the link information.
Patent WO-2022005028-A1 (WO)
Title: Genetic health monitoring system and method for providing comprehensive customized-diet information by using personal genetic information
Inventor: BHAK JONG HWA
IPC: G16H20/30
Filed: 2021-05-31
Abstract: A genetic health monitoring system for providing customized diet and exercise information by using personal genetic information, according to one embodiment of the present invention, comprises: an information collection unit for collecting genetic exam samples, body information and lifestyle information about an examinee; a genetic analysis unit for analyzing, on the basis of the genetic exam samples, genetic obesity factors associated with the genetic obesity potential of the examinee; a risk level calculation unit for calculating a risk level for weight gain potential and vascular health on the basis of any one or more from among genetic factors for potential obesity, physical constitution information and lifestyle information; an information providing unit for providing, on the basis of the risk level, information about a weight management method suitable to the examinee, a diet management method, a customized diet and exercise method, and the possibility of injury caused by the diet and exercise method; and a monitoring unit for monitoring changes in health condition on the basis of the analysis result of the genetic analysis unit on acquired genetic markers of the examinee who has performed the weight management method, diet management method, customized-diet exercise method, and the diet exercise method, which were suggested by the information providing unit.
Patent WO-2023286895-A1 (WO)
Title: Method for providing benefit information related to service use and electronic device therefor
Inventor: CHANG CATHERINE
IPC: G06Q30/02
Filed: 2021-07-20
Abstract: A method for providing benefit information in an electronic device related to a service according to the present disclosure comprises the steps of: identifying whether an event related to membership of a service for product sales is ongoing; identifying information of a user; identifying information of a product according to an input of the user using the service; determining benefit information related to the user on the basis of the information of the product, whether the event is ongoing, and the information of the user; and providing a page related to the product, including the benefit information related to the user to a user terminal.
Patent WO-2022025515-A1 (WO)
Inventor: NO YOUNG-SEOK
IPC: C07D405/14
Filed: 2021-07-21
Abstract: La présente invention concerne : un composé hétérocyclique qui peut améliorer significativement la durée de vie, l'efficacité, la stabilité électrochimique et la stabilité thermique d'un dispositif électroluminescent organique ; un dispositif électroluminescent organique comprenant une couche organique dans laquelle le composé hétérocyclique est contenu ; et une composition pour une couche organique.
Patent WO-2023282381-A1 (WO)
Inventor: YOO JIN HEE
IPC: A23L33/18
Filed: 2021-07-29
Abstract: La présente invention concerne une composition capable d'inhiber, de prévenir, et d'améliorer le vieillissement de la peau causé par la lumière dû à l'inclusion d'un extrait d'Agastache rugosa et d'un peptide de collagène en tant que substances actives. La présente invention peut réduire au minimum l'irritation de la peau due à l'inclusion d'un matériau extrait d'un produit naturel.
Patent WO-2022114485-A1 (WO)
Inventor: CHOI YONGJUN
IPC: H04W76/50
Filed: 2021-09-17
Abstract: 다양한 실시예에 따른 전자 장치 및 전자 장치의 동작 방법에서, 전자 장치는 통신 회로; 및 프로세서를 포함하고, 상기 프로세서는 긴급 호 발신 요청을 수신하고, 연결된 셀룰러 네트워크의 긴급 호 연결 방식을 확인하고, 상기 셀룰러 네트워크가 IMS(IP Multimedia server)를 통한 긴급 호를 지원하지 않음을 확인함에 대응하여, 상기 전자 장치의 위치에서 사용 가능한 복수의 주파수 대역에 할당된 우선 순위에 기반하여 회선 교환(circuit switching) 망을 통한 긴급 호를 지원하는 기지국을 검색하도록 상기 통신 회로를 제어하고, 상기 회선 교환(circuit switching)망을 통한 긴급 호를 지원하는 기지국과의 연결을 수행하도록 상기 통신 회로를 제어하고, 상기 연결된 기지국을 통하여 상기 긴급 호를 연결하도록 설정될 수 있다. 이 밖에 다양한 실시예들이 가능하다.
Patent WO-2023277265-A1 (WO)
Title: Procédé de préparation d'une composition de fermentation naturelle fixant et stabilisant le glutathion dans un produit de fermentation naturelle
Inventor: KIM JONG YUN
IPC: A23L33/135
Filed: 2021-11-05
Abstract: La présente invention concerne un procédé de préparation d'une composition de fermentation naturelle, comprenant : une étape de fermentation principale consistant à mélanger des germes de soja, de l'eau et une souche, et à faire fermenter le tout entre 50 et 65 °C pendant 15 à 30 jours afin d'obtenir un produit de fermentation principale ; et une étape de fermentation secondaire consistant à faire fermenter le produit de fermentation principale dans des conditions de température comprises entre 15 et 32 °C et avec une concentration en oxygène dissous comprise entre 0,04 et 0,4 mg/l, puis à terminer la fermentation lorsque la demande en oxygène chimique est comprise entre 250 et 680 ml/l, afin d'obtenir un produit de fermentation secondaire. Cela permet la production de glutathion par fermentation de germes de soja dans des conditions de fermentation optimisées, et l'élaboration d'un produit de fermentation permettant d'ingérer simultanément des ingrédients actifs tels que des vitamines, des minéraux et des produits phytochimiques contenus dans des produits naturels.
Patent WO-2022103099-A1 (WO)
Title: 스마트 윈도우용 광투과 조절 패널 및 이를 구비하는 차량용 스마트 윈도우
Inventor: HWANG HYUN HA
IPC: G02F1/1343
Filed: 2021-11-08
Abstract: 본 발명에 따른 스마트 윈도우용 광투과 조절 패널은 제1전극이 형성된 제1기판, 제2전극이 형성된 제2기판, 및 상기 제1기판과 상기 제2기판 사이에 구비되는 액정 캡슐층을 포함하고, 상기 액정 캡슐층은 다수의 나노 액정 캡슐 및 고분자 매트릭스를 포함하고, 상기 나노 액정 캡슐은 양의 유전율 이방성을 갖는 다수의 액정과 이색성 염료를 포함한 코어 물질 및 상기 코어 물질의 외벽을 형성하는 쉘 물질로 이루어지고, 상기 다수의 나노 액정 캡슐의 평균 입도는 50nm~200nm이고, 상기 이색성 염료는 상기 코어 물질의 총중량 대비 2.0~12.0 중량%로 이루어지고, 상기 액정의 굴절률 이방성(Δn)은 0.01~0.18인 것을 특징으로 한다.
Patent WO-2022250221-A1 (WO)
Inventor: CHOI JUNIL
IPC: H04B7/0456
Filed: 2021-11-11
Abstract: Selon un mode de réalisation de la présente invention, un procédé pour faire fonctionner un terminal dans un système de communication sans fil comprend les étapes dans lesquelles : un terminal reçoit un signal de référence d'informations d'état de canal (CSI-RS) à partir d'une station de base ; une rétroaction est transmise sur la base du CSI-RS reçu ; et une matrice de réflexion de surface réfléchissante intelligente (IRS) est réglée sur la base du CSI-RS reçu. Le CSI-RS peut être transmis à travers un IRS. De plus, le procédé comprend les étapes consistant à : définir un précodeur et un combinateur sur la base du CSI-RS reçu ; déterminer la formation de faisceau sur la base du précodeur et du combineur réglés ; et la réception d'un signal provenant de la station de base par l'intermédiaire de l'IRS sur la base de la formation de faisceau déterminée.
Patent WO-2022114905-A1 (WO)
Inventor: KANG SOO SUNG
IPC: C07D471/04
Filed: 2021-11-29
Abstract: La présente invention concerne un nouveau composé inhibiteur spécifique de JAK et son procédé de préparation. La présente invention, par régulation de la transduction de signal au niveau de la kinase JAK, peut présenter des effets thérapeutiques sur, par exemple, des maladies inflammatoires, des maladies auto-immunes, des maladies myéloprolifératives, et un cancer dans un corps humain. En particulier, la sélectivité vis-à-vis de JAK1 est élevée, et, par conséquent, un effet thérapeutique supérieur peut être obtenu avec une dose plus petite ou moins d'effets secondaires, un effet thérapeutique supérieur sur des maladies inflammatoires ou auto-immunes peut être obtenu, ainsi qu'un effet de prévention et de traitement de la fibrose hépatique.
Patent WO-2022131623-A1 (WO)
Title: 높은 트리펩타이드 생산능을 갖는 미생물 및 이의 용도
Inventor: AHN SIN HYE
IPC: C12R1/72
Filed: 2021-12-01
Abstract: 본 발명은 높은 트리펩타이드 생산능 및/또는 알코올 분해 효소 활성을 갖는 칸디다 유틸리스(Candida utilis) 균주 및 이의 용도에 관한 것이다.
Patent WO-2022186604-A1 (WO)
Inventor: SEO IL YONG
IPC: F16M11/12
Filed: 2022-03-02
Abstract: La présente invention concerne un support d'écran comprenant : une structure fixe (10) qui est installée dans une surface de paroi d'installation (1) et pourvue d'un arbre rotatif incliné (12) qui est incliné vers le bas en direction du côté avant ; une barre de rotation (20) qui forme un angle θ prédéterminé avec l'arbre rotatif incliné (12) de la structure fixe (10) et a une extrémité accouplée rotative à l'arbre rotatif incliné (12) de manière à avoir une trajectoire de rotation prédéterminée autour de l'arbre rotatif incliné (12), et est incliné vers le haut en direction du côté avant lorsqu'il est situé au point le plus haut de la trajectoire de rotation ; et une barre coulissante (30) qui a une extrémité accouplée coulissante à l'autre extrémité de la barre de rotation (20), s'étend et se contracte par rapport à la barre de rotation (20) en fonction de la trajectoire de rotation de la barre de rotation (20), et comporte un écran (2) monté à l'autre extrémité.
Patent WO-2022240144-A1 (WO)
Inventor: YOON KANGJIN
IPC: H04L67/30
Filed: 2022-05-10
Abstract: L'invention concerne un procédé et un appareil de réinstallation d'un profil au moment d'un changement de terminal eUICC. Un terminal destiné à gérer un profil pour une connexion de réseau en utilisant un eUICC dans un système de communication sans fil comprend un émetteur-récepteur et au moins un processeur configuré de façon à commander le terminal pour recevoir une demande de transfert de profil de la part d'un utilisateur, identifier des informations de transfert de profil, transmettre un message demandant un code d'activation à un serveur de profils, recevoir, en provenance du serveur de profils, le code d'activation et des informations indiquant si une suppression de profil est requise, supprimer le profil, transmettre un résultat de suppression du profil au serveur de profils, transmettre le code d'activation à un autre terminal, recevoir le code d'activation en provenance de l'autre terminal, transmettre un message demandant un profil au serveur de profils en utilisant le code d'activation, recevoir un paquetage de profil en provenance du serveur de profils, et installer le paquetage de profil.
Patent WO-2023282463-A1 (WO)
Inventor: SHIN HOSEON
IPC: G10L17/18
Filed: 2022-05-27
Abstract: Provided is an electronic device. The present invention comprises: a microphone for receiving an audio signal including a user's voice; a sensor for detecting a vibration signal generated by the user; at least one processor; and memory for storing instructions that are executable by the processor. The at least one processor can determine a noise level included in the audio signal, calculate an authentication score on the basis of the noise level, the audio signal, and the vibration signal, and perform speaker authentication of the user on the basis of the authentication score.