baber/WOPTO huggingface dataset:
Patent WO-2020204474-A1 (WO)
Inventor: LEE JICHEOL
IPC: H04L29/08
Filed: 2020-03-27
Abstract: The present disclosure relates to a communication technique which combines a 5G communication system, for supporting a higher data transmission rate than 4G systems, with IoT technology, and a system for same. The present disclosure relates to a wireless communication system, and more specifically, the present disclosure relates to: an application layer network structure which provides an edge computing service in a cellular wireless communication system (5G system); and a method for same. A method according to an embodiment of the present disclosure is a method for a terminal to acquire edge data network setting information in order to receive an edge computing service in a wireless communication system, and includes: a step for transmitting an initial provisioning request message to an edge data network configuration server; and a step for receiving, from the edge data network configuration server, an initial provisioning response message including information about an edge data network, wherein the initial provisioning request message may include a URI address of the edge data network configuration server.
Patent WO-2020222589-A1 (WO)
Inventor: SEO INKWON
IPC: H04B7/08
Filed: 2020-05-04
Abstract: La présente invention concerne un procédé pour surmonter une réduction de couverture en recevant un PDCCH à l'aide de réglages d'ensemble CORESET/espace de recherche sur la base d'une réduction du nombre d'antennes de réception d'un terminal.
Patent WO-2021235573-A1 (WO)
Title: Acoustic space building structure capable of amplifying sound and producing optimal reverberant sound by means of sound focusing without sound equipment
Inventor: LEE HYUNG-HO
IPC: E04B1/82
Filed: 2020-05-21
Abstract: An acoustic space building structure of the present invention comprises: a plurality of sound guide blade plates provided to stand at predetermined intervals on a base ground surface and having a curved frame shape as a whole from a plan view perspective; a sound reflecting wall body connected to the sound guide blade plates to have the same curved shape from a plan view perspective, and forming an acoustic space surrounded by the inner wall surface; and a rooftop viewing floor extending outward at a fixed height on the upper parts of the sound guide blade plates and sound reflecting wall body, wherein the sound guide blade plates are positioned radially with a planar center point of the base ground surface as the center of the arc and protrude inward by a fixed length from the wall surface of the sound reflecting wall body. According to the present invention as described above, since a sound produced from an outdoor stage is amplified by means of sound focusing and resonance, an audience can hear the pure sound at an acceptable volume without separate sound equipment, and sound reflections, sound absorption and interference are appropriately balanced to produce a clear optimal reverberant sound.
Patent WO-2021080128-A1 (WO)
Title: Insole, user terminal, and pairing method therefor
Inventor: CHO HYUNG JIN
IPC: H04L29/08
Filed: 2020-07-17
Abstract: Provided are an insole, a user terminal, and a pairing method therefor allowing checking whether a sensor operates and accurately and quickly connecting to the user terminal. The pairing method for the insole comprises: scanning the insole having at least one pressure sensor and a tactile element provided therein; providing a vibration command to the scanned insole so that the tactile element in the scanned insole vibrates; and pairing the user terminal and the insole including the vibrating tactile element.
Patent WO-2021182687-A1 (WO)
Title: Server and method for providing in-kind advertisement platform
Inventor: KIM CHUL HO
IPC: G06Q30/02
Filed: 2020-08-20
Abstract: The present invention relates to a server and method for providing an in-kind advertisement platform. According to an embodiment of the present invention, proposed is a method for providing an advertisement platform service, the method comprising the steps of: receiving, by a server, from a first user, information indicating that a sent item has been obtained; generating and outputting, by the server, information guiding a first additional point corresponding to the item; and when the item is sold to a second user, controlling, by the server, the first additional point to be added to a first point of the user.
Patent WO-2021085932-A1 (WO)
Title: Laser shaping device
Inventor: SEO SUK HYUN
IPC: B23K26/342
Filed: 2020-10-22
Abstract: The technology disclosed in the present specification relates to a laser shaping device for shaping powder by means of a laser, and the laser shaping device largely comprises: a powder discharge unit for discharging powder at an object to be shaped; a laser emitting unit for emitting energy at the discharged powder; and a powder supply unit for supplying powder to the powder discharge unit, wherein the powder supply unit can comprise a storage unit for storing the powder, a supply control unit for enabling stored powder to flow therein and remain and enabling the powder to be discharged by means of external force, and a supply driving unit for moving the supply control unit repeatedly in the vertical direction.
Patent WO-2021096305-A1 (WO)
Inventor: JUNG JAE HOO
IPC: H02M3/04
Filed: 2020-11-13
Abstract: L'invention concerne un convertisseur comprenant : un boîtier comprenant un trajet d'écoulement de fluide frigorigène ; une carte de circuit imprimé disposée sur le dessus du boîtier et sur la surface supérieure de laquelle un composant électronique est disposé ; et un couvercle disposé sur le dessus de la carte de circuit imprimé et qui recouvre la surface supérieure du composant électronique, une couche de transfert de chaleur remplie d'un matériau d'interface thermique étant disposée sur la surface supérieure du boîtier ou la surface inférieure du couvercle chevauchant le composant électronique dans la direction verticale.
Patent WO-2021107510-A1 (WO)
Title: 무선랜 시스템에서 다중 ru를 통해 ppdu를 수신하는 방법 및 장치
Inventor: PARK EUNSUNG
IPC: H04W84/12
Filed: 2020-11-20
Abstract: 무선랜 시스템에서 PPDU를 수신하는 방법 및 장치가 제안된다. 구체적으로, 수신 STA은 송신 STA으로부터 제1 대역을 통해 PPDU를 수신하고, PPDU를 복호한다. PPDU는 제어 필드 및 데이터 필드를 포함한다. 제1 대역이 제1 내지 제4 20MHz 서브채널을 포함하는 80MHz 대역인 경우, 제1 20MHz 서브채널은 제1 26RU와 제1 52RU가 어그리게이트된 제1 다중 RU를 포함한다. 제1 26RU는 제1 20MHz 서브채널의 가운데 위치한 RU이다. 제1 52RU는 제1 26RU보다 주파수가 낮고 제1 26RU에 인접한 RU이다.
Patent WO-2021235637-A1 (WO)
Title: Composition for prevention, alleviation, or treatment of respiratory disease
Inventor: NAM JONG HYUN
IPC: A61K36/39
Filed: 2020-12-02
Abstract: The present invention relates to a composition for prevention, alleviation, or treatment of respiratory diseases and to a functional food and a pharmaceutical composition, each comprising same. Provided according to the present invention is a composition comprising an Impatiens sp. extract as an active ingredient for the enhancement of respiratory functions and the alleviation of respiratory diseases.
Patent WO-2021141260-A1 (WO)
Inventor: YOUN MYUNGJUNE
IPC: H04W60/00
Filed: 2020-12-11
Abstract: 본 명세서의 일 개시는 제1 네트워크 노드가 복수의 USIM에 기초한 통신을 수행하는 방법을 제공한다. 상기 방법은 UE로부터 MT서비스 설정 정보를 포함하는 등록 요청 메시지를 수신하는 단계; 상기 UE가 상기 제1 네트워크 노드가 포함된 제1 네트워크를 떠난다는 것을 알리는 정보를 상기 UE로부터 수신하는 단계; 상기 UE에 대한 하향링크 데이터와 관련된 정보를 제2 네트워크 노드로부터 수신하는 단계; 및 상기 하향링크 데이터와 관련된 정보 및 상기 MT 서비스 설정 정보에 기초하여, 페이징 메시지 또는 실패 인디케이션을 전송하는 단계를 포함할 수 있다.
Patent WO-2021132974-A1 (WO)
Title: 열전소자
Inventor: LEE SEUNG HWAN
IPC: H01L35/14
Filed: 2020-12-16
Abstract: 본 발명의 한 실시예에 따른 열전소자는 제1 기판, 상기 제1 기판 상에 배치된 제1 버퍼층, 상기 제1 버퍼층 상에 배치된 제1 전극, 상기 제1 전극 상에 배치된 P형 열전 레그 및 N형 열전 레그, 상기 P형 열전 레그 및 N형 열전 레그 상에 배치된 제2 전극, 상기 제2 전극 상에 배치된 제2 버퍼층, 그리고 상기 제2 버퍼층 상에 배치된 제2 기판을 포함하고, 상기 제1 버퍼층 및 상기 제2 버퍼층 중 적어도 하나는 실리콘 수지 및 무기물을 포함하고, 상기 제1 버퍼층 및 상기 제2 버퍼층 중 적어도 하나의 영률(Young's modulus)은 1 내지 65MPa이다.
Patent WO-2021141406-A1 (WO)
Inventor: PARK YONG SU
IPC: C09J7/20
Filed: 2021-01-07
Abstract: The present invention relates to an acrylic emulsion pressure sensitive adhesive composition and, more specifically, to an acrylic emulsion pressure sensitive adhesive composition which can realize excellent adhesive properties, and in particular, when applied to a curved target attachment substrate, can maintain excellent adhesive strength even after aging, and thus can be utilized in bottle labels, etc.
Patent WO-2021230592-A1 (WO)
Inventor: RYU HAN SUB
IPC: G01R31/28
Filed: 2021-05-10
Abstract: La présente invention concerne un dispositif d'inspection d'antenne qui, selon un mode de réalisation, comprend : un étage sur lequel un dispositif d'antenne est placé ; une carte d'inspection qui est en contact avec le dispositif d'antenne et qui est connectée à celui-ci ; une unité de maintien de connexion pour maintenir un contact et une connexion entre le dispositif d'antenne et la carte d'inspection ; et une unité d'inspection montée sur la carte d'inspection ou connectée à celle-ci de manière à inspecter le dispositif d'antenne, l'étage pouvant comprendre un sol.
Patent WO-2021251800-A1 (WO)
Title: High dielectric film and semiconductor or capacitor device comprising same
Inventor: KIM EUI-TAE
IPC: C23C16/26
Filed: 2021-06-11
Abstract: The present invention relates to: a novel high dielectric film which is useful for manufacture of a highly integrated device due to having a high dielectric constant, a low leakage current, and a high insulation strength; and a semiconductor and a capacitor device comprising the high dielectric film. More particularly, the present invention relates to: a high dielectric film characterized by comprising amorphous hydrocarbons with a dielectric constant of at least 10; and a semiconductor or a capacitor device comprising same.
Patent WO-2022035181-A1 (WO)
Inventor: LEE SUNHO
IPC: D06F37/30
Filed: 2021-08-10
Abstract: A laundry treating apparatus includes a drum and a rotator. The rotator includes a bottom portion positioned on a bottom surface of the drum, and a pillar protruding upward from the bottom portion and having a blade disposed on an outer circumferential surface thereof. A controller controls a driver such that the rotator performs an ascending and descending motion for forming an ascending water flow or a descending water flow at least once in a washing cycle of laundry. The controller performs a method for controlling the laundry treating apparatus and controls the driver such that a rotation in one direction and a rotation in the other direction of the rotator are performed by different amounts of rotation in the ascending and descending motion.
Patent WO-2022080650-A1 (WO)
Inventor: LEE JUN TAEK
IPC: H04N5/232
Filed: 2021-08-24
Abstract: 본 실시예는 인쇄회로기판; 자이로 센서; 및 제1렌즈구동장치를 포함하고, 상기 제1렌즈구동장치는 커버부재; 보빈; 마그네트; 코일; 및 기판을 포함하고, 상기 자이로 센서는 상기 커버부재의 제1 내지 제4측판 중 상기 제1측판에 가장 가깝게 배치되고, 상기 기판은 제1단자부와, 상기 제1단자부에 배치되고 상기 인쇄회로기판과 전기적으로 연결되는 복수의 단자를 포함하고, 상기 기판의 상기 제1단자부는 상기 커버부재의 상기 제1측판과 대응하는 위치에 배치되는 카메라 장치에 관한 것이다.
Patent WO-2022055247-A1 (WO)
Inventor: KIM MI HYANG
IPC: B65H35/00
Filed: 2021-09-08
Abstract: A portable water tape feeder is disclosed. A portable water tape feeder according to an embodiment of the present invention is a portable water tape feeder for supplying a user with tape which exhibits adhesive ability in contact with moisture on the sides thereof, and comprises: a main body; a water tape mounting part, located on one side of the main body, for mounting water tape; and a water supply part having a sponge mounted in a direction opposite to an adhesive surface of the water tape so as to moisten an adhesive component of the water tape released from the water tape mounting part with moisture so that the water tape can exhibit the adhesive ability, wherein the water supply part has a closed structure in which a sponge is filled, and includes, on an upper portion thereof, a sponge mounting part which is formed so as to protrude a portion of the sponge to a predetermined height.
Patent WO-2022086071-A1 (WO)
Inventor: KIM SANGHEON
IPC: G06F3/038
Filed: 2021-10-15
Abstract: Un mode de réalisation concerne un dispositif électronique pour commander le fonctionnement d'un dispositif de type stylo électronique, un procédé de fonctionnement dans un dispositif électronique, et un support de stockage. Selon un mode de réalisation, le dispositif électronique pour commander le fonctionnement d'un dispositif de type stylo électronique peut comprendre au moins un processeur configuré pour : commander un module de communication pour établir une connexion de communication avec le dispositif de type stylo électronique ; commuter un état de fonctionnement du dispositif de type stylo électronique dans un état de fonctionnement de pointeur aérien sur la base d'un premier signal lors d'une entrée à bouton du dispositif de type stylo électronique ; acquérir des informations sur un emplacement d'un module d'affichage, qui correspond à un emplacement ou à un mouvement du dispositif de type stylo électronique, dans un état dans lequel l'entrée à bouton est relâchée et le fonctionnement de pointeur aérien est maintenu ; commander le module d'affichage pour afficher un objet indiquant le fonctionnement de pointeur aérien, sur la base d'informations de caractéristiques d'au moins un objet affiché sur le module d'affichage et des informations d'emplacement ; et exécuter une opération correspondant à un événement d'action du dispositif de type stylo électronique. D'autres modes de réalisation sont également possibles.
Patent WO-2022131517-A1 (WO)
Inventor: LEE BYOUNGHO
IPC: G06V10/26
Filed: 2021-10-20
Abstract: 딥러닝 알고리즘을 이용하여 지문중첩영상에서 지문을 분리하는 방법 및 그 장치가 개시된다. 지문분리장치는 중첩된 지문을 분리하도록 학습된 제1 딥러닝 네트워크를 통해 적어도 둘 이상의 지문이 중첩된 지문중첩영상에서 검출대상지문을 분리하여 지문분리영상을 획득하고, 지문중첩영상에서 복수의 지문이 중첩된 관심영역을 관심영역에 대응하는 지문분리영상의 영역으로 대체한 대체영상을 생성하고, 배경과 지문을 분리하도록 학습된 제2 딥러닝 네트워크를 통해 대체영상에서 배경과 검출대상지문을 분리하여 출력한다.
Patent WO-2022108293-A1 (WO)
Inventor: HAN YONG HEE
IPC: G07C5/02
Filed: 2021-11-16
Abstract: 주행거리 연동형 자동차 보험의 가입자에 의한 차량의 변칙사용을 감지하는 방법 및 시스템을 개시한다. 본 개시의 일 실시예에 의하면, 주행거리 연동형 자동차 보험의 가입자에 의한 차량의 변칙사용을 감지하는 방법에 있어서, 관리서버가, 차량에 구비된 블루투스 모듈의 MAC 주소 및 가입자의 식별자를 송신하도록 하는 어플리케이션이 설치된 휴대단말기로부터, MAC 주소 및 식별자를 수신하는 과정; 관리서버가, 수신된 MAC 주소 및 식별자를 관리서버에 저장된 가입자 정보와 매칭시키는 과정; 관리서버가, 차량에 탈착 가능하도록 구성된 위치정보 단말기로부터, 차량 GPS 정보가 주기적으로 수신되는지 여부를 판단하는 과정; 및 차량 GPS 정보가 주기적으로 수신되지 않는 경우에, 관리서버가 보험사 서버에 가입자에 대한 변칙사용 의심신호를 송신하는 과정을 포함하는 변칙사용 감지 방법을 제공한다.
Patent WO-2022114935-A1 (WO)
Inventor: KANG JUN GU
IPC: H04R3/00
Filed: 2021-10-28
Abstract: Provided according to the present invention is a sound control system for protecting hearing comprising: an ear-wearable device wearable on a user's ear including a speaker and a microphone for converting ambient sound into electrical signals to generate ambient sound data; and a control device communicatively connected to the ear-wearable device, wherein the control device includes: an analysis module for analyzing frequency characteristics of the ambient sound data to generate frequency analysis data; and an output data generation module for generating output sound data transmitted to the speaker, wherein the output data generation module has an equalizer for giving a gain value for each frequency to the ambient sound data.
Patent WO-2023080339-A1 (WO)
Inventor: UM SANG HO
IPC: G06F3/06
Filed: 2022-01-11
Abstract: Est divulgué un dispositif de gestion d'une mémoire virtuelle d'une machine virtuelle composée d'une pluralité de dispositifs informatiques qui sont physiquement indépendants et interconnectés par l'intermédiaire d'un réseau. Un dispositif de gestion de mémoire selon la présente invention est caractérisé en ce qu'il comprend : une unité de surveillance de mémoire virtuelle qui surveille l'utilisation en temps réel de chaque zone d'une pluralité de zones de mémoire d'invité ; une unité de surveillance de mémoire locale qui surveille l'utilisation en temps réel et la capacité de mémoire inactive d'une mémoire locale de chaque dispositif d'une pluralité de dispositifs informatiques ; et une unité de gestion de mémoire virtuelle qui, lorsqu'un taux d'utilisation en temps réel d'une zone de mémoire hôte spécifique est égal ou supérieur à une valeur de référence, identifie au moins un dispositif informatique qui peut être utilisé en tant que mémoire inactive et les transmet à un nœud maître.
Patent WO-2022173214-A1 (WO)
Inventor: CHOI YOUNG JAE
IPC: H01L25/13
Filed: 2022-02-09
Abstract: 발명의 실시 예에 개시된 회로 기판; 상기 회로 기판 상에 배치된 복수의 발광소자 패키지; 상기 복수의 발광소자 패키지를 덮는 레진층; 및 상기 레진층 상에 광을 확산 또는 반사하는 층을 포함하며, 각 발광소자 패키지는 상기 회로 기판 상에 대면하는 제1측면부, 상기 제1측면부의 반대측 제2측면부, 상기 제1 및 제2측면부의 양측에 제3 및 제4측면부, 및 전면부의 일부가 오픈된 캐비티를 갖는 몸체; 상기 캐비티의 바닥에 배치된 복수의 프레임 및 상기 복수의 프레임 각각으로부터 제1측면부로 절곡된 본딩부를 각각 갖는 복수의 리드 프레임; 및 상기 캐비티의 바닥에서 상기 복수의 프레임과 전기적으로 연결된 복수의 발광 칩을 포함하며, 상기 캐비티는 상기 몸체의 제1방향의 길이와 동일한 길이를 가질 수 있다.
Patent WO-2022182123-A1 (WO)
Inventor: SHIN SUNGYOUNG
IPC: H01L51/52
Filed: 2022-02-23
Abstract: Un dispositif électronique selon un mode de réalisation de la présente divulgation comprend : un capteur optique ; et un panneau d'affichage à diodes électroluminescentes organiques comprenant une première région correspondant au capteur optique et une seconde région qui est différenciée de la première région. Le panneau d'affichage à diodes électroluminescentes organiques comprend en outre : des premières régions d'agencement de matériau organique disposées à l'intérieur de la première région ; des secondes régions d'agencement de matériau organique disposées à l'intérieur de la seconde région ; des premières électrodes disposées sur les surfaces arrière des premières régions d'agencement de matériau organique ; des secondes électrodes disposées sur les surfaces arrière des secondes régions d'agencement de matériau organique ; et une électrode commune disposée sur les surfaces supérieures des premières régions d'agencement de matériau organique et des secondes régions d'agencement de matériau organique, l'aire des premières régions d'agencement de matériau organique pouvant être supérieure à l'aire des secondes régions d'agencement de matériau organique.
Patent WO-2022203218-A1 (WO)
Inventor: JU TAEHWAN
IPC: B23Q7/04
Filed: 2022-02-24
Abstract: La présente invention concerne un support porte-outil comprenant un porte-outil rotatif, comprenant, en son sein, un trajet d'écoulement par lequel de l'huile de coupe est fournie au porte-outil rotatif, et comprenant un moteur à broche pour mettre en rotation un outil monté sur une tourelle, et présentant un support de pince, qui est disposé au niveau du porte-outil rotatif de la tourelle et se met en rotation tout en maintenant le diamètre extérieur d'une pièce à usiner, le support de pince comportant un cylindre intégré actionné au moyen de l'huile de coupe, de manière à faire fonctionner une pince capable de maintenir la pièce à usiner et, lors de l'usinage du côté arrière de la pièce à usiner, la pièce à usiner est maintenue avec le support de pince, et la pièce à usiner est inversée par le moteur de broche à rotation d'outil et serrée par un mandrin, et, par conséquent, un dispositif d'inversion de pièce à usiner peut être mis en œuvre à l'aide d'un dispositif de rotation d'outil et d'un dispositif d'alimentation en huile de coupe du support porte-outil, qui sont classiquement fournis dans une machine-outil, sans inclusion d'un dispositif d'inversion de pièce à usiner tel qu'un robot ou un chargeur à portique. De plus, la présente invention ne fournit pas d'équipement dédié dans la mise en œuvre du dispositif d'inversion de pièce à usiner, et permet ainsi de réduire la zone d'installation de la machine-outil.
Patent WO-2023003134-A1 (WO)
Inventor: CHOI HYUN WOO
IPC: A61L2/08
Filed: 2022-04-07
Abstract: 본 발명은 살균 장치에 관한 것으로서, 보다 상세하게는 다양한 살균 대상 영역에 대한 용이한 살균을 가능하게 하는 살균 장치에 관한 것이다. 본 발명의 실시예에 따른 살균 장치는, 하우징; 적어도 하나의 살균 대상 영역에 살균광이 조사되도록 하는 살균부; 및 상기 살균부가 상기 하우징의 개구부를 통해 상기 하우징의 내부와 외부 사이에서 이동되도록 하고, 상기 살균부가 회전축을 중심으로 회전되도록 하는 구동부를 포함할 수 있다.
Patent WO-2022225324-A1 (WO)
Title: Rotor, and propeller driving device and aircraft using same
Inventor: LEE JEONG HOON
IPC: H02K1/278
Filed: 2022-04-20
Abstract: The present invention relates to a rotor, which is capable of effectively dissipating heat by means of a water cooling method using a water jacket having a refrigerant circulation circuit while realizing inner air cooling using an air flow passage formed inside a motor, and a propeller driving device and an aircraft using same. The propeller driving device comprises: a housing in which an upper cover and a lower cover each having a plurality of through holes in the upper and lower portions of a cylindrical case are coupled to each other; a stator which is disposed inside the case; a rotor which is disposed to be spaced apart from the stator; and a rotary shaft which is connected to the rotor through a plurality of bridges, and has both ends rotatably supported by an upper bearing and a lower bearing positioned at central portions of the upper cover and the lower cover, wherein the inner air cooling of the motor is attained through the plurality of through holes of the upper cover and the lower cover and the air flow passage passing through a plurality of spaces formed between the plurality of bridges.
Patent WO-2022225362-A1 (WO)
Title: Clutch adjustment device of agricultural work vehicle
Inventor: CHON HYO JONG
IPC: B60K23/02
Filed: 2022-04-22
Abstract: The present invention relates to a clutch adjustment device of an agricultural work vehicle, comprising: a clutch for selectively engaging and disengaging power transmission between an engine and a transmission of an agricultural work vehicle; a clutch link part which is connected to the clutch to operate the engagement and disengagement of the clutch and which rotates around a connection shaft while the clutch is being engaged and disengaged; an operating link part coupled to the clutch link part to rotate together with the clutch link part around the connection shaft; and an adjustment part for attachably/detachably coupling the operating link part to the clutch link part such that the relative position of the operating link part is adjusted, around the connection shaft, with respect to the clutch link part, wherein the clutch link part includes a plurality of clutch adjustment holes arranged to be spaced from each other, the operating link part includes a plurality of operation adjustment holes arranged to be spaced from each other, and the adjustment part is inserted into one of the clutch adjustment holes and one of the operation adjustment holes to adjust, around the connection shaft, the relative position of the operating link part with respect to the clutch link part.
Patent WO-2022235076-A1 (WO)
Title: Gas turbine blade having shelf squealer tip
Inventor: KIM JEONG-WOO
IPC: F01D5/20
Filed: 2022-05-04
Abstract: The present invention relates to a gas turbine blade comprising: an airfoil-shaped blade housing; and a squealer tip extending from the edge part of the tip surface which is the end cross section of the blade housing, wherein the squealer tip is formed only on one part of the edge part of the tip surface. The present invention maximizes the film cooling performance of the tip surface by inhibiting high-temperature main flow reattachment and swirl flow generation on the tip surface, and may additionally reduce aerodynamic loss.