baber/WOPTO huggingface dataset:
Patent WO-2020036290-A1 (WO)
Inventor: KIM SEUNG-JOO
IPC: H01M10/0562
Filed: 2019-05-07
Abstract: 결정질 산화물로서, "A x (M 2 TO 8 ) y "의 화학양론식을 가지는 이온 전도성 고체 전해질 화합물이 개시된다. 상기 화학량론식에서, A는 +1가 산화상태를 갖는 양이온이고, M은 +4가, +5가 또는 +6가의 산화상태를 갖는 양이온이고, T는 +4가, +5가 또는 +6가의 산화상태를 갖는 양이온이며, x 및 y는 0 초과의 서로 독립적인 실수(real number)로서 x는 3y 이하이다. 이러한 이온 전도성 고체 전해질 화합물은 높은 이온 전도도 및 낮은 전자 전도도를 갖는다.
Patent WO-2020138606-A1 (WO)
Inventor: CHUNG JONG-MOON
IPC: H04L29/08
Filed: 2019-06-25
Abstract: 본 발명은 블록체인 검증 노드의 투표 정보를 바탕으로 비정상 노드에 대한 패널티를 적용하여 합의 경계를 가변함으로써, 합의 교착상태에 들어가도 정상 노드와 비정상 노드의 투표권을 조정하여 정상 합의로 회귀할 수 있는 블록체인 네트워크의 장애 허용 합의 방법을 제공할 수 있다.
Patent WO-2020013500-A1 (WO)
Title: Uracil-based compound and herbicidal composition comprising same
Inventor: LEE WON HYUNG
IPC: A01N43/54
Filed: 2019-07-02
Abstract: The present invention relates to a uracil-based compound or a pesticidally acceptable salt thereof, and an herbicidal composition comprising same, the herbicidal composition comprising the uracil-based compound and/or the pesticidally acceptable salt thereof being capable of simultaneously exhibiting the effects of a non-selective herbicide and a selective herbicide. Specifically, the herbicidal composition has a broad herbicidal activity effect on not only Poaceae weeds but even broadleaf weeds during a foliar treatment on an orchard, non-agricultural land, etc. even when only a low concentration of the herbicidal composition is used, and thus may be usefully employed as a non-selective herbicide. In addition, when an adequate concentration of the herbicidal composition is used during a foliar treatment, the herbicidal composition does not cause chemical damage to crops such as wheat, corn, rice, etc. while having an excellent herbicidal activity effect on Poaceae weeds, broadleaf weeds and other weeds, and when a soil treatment is being undergone before the germination of crops, the herbicidal composition does not cause chemical damage to useful crops such as wheat, corn, rice, etc. while having excellent herbicidal activity on broadleaf weeds, Poaceae weeds and other weeds, and thus may be usefully employed as a selective herbicide for arable land, etc.
Patent WO-2020009459-A1 (WO)
Title: Inter-modal freight transport system and inter-modal freight transport method
Inventor: ROH HONG-SEUNG
IPC: B60B17/00
Filed: 2019-07-03
Abstract: The present invention provides an inter-modal freight transport system and an inter-modal freight transport method, enabling rapid transportation of trailers at a low transport cost. The inter-modal freight transport system according to one aspect of the present invention comprises: a rail; a logistics terminal comprising a plurality of platforms installed outside the rail; and a rolling stock installed so as to be able to travel autonomously on the rail, wherein the rolling stock is coupled to a freight car deck surface and is coupled to be rotatable with respect to the freight car deck surface, and includes a first bogey and a second bogey which are disposed below the freight car deck surface. In particular, the rail includes: a traveling section including two traveling rails; a rotation section connected to the traveling rails wherein four rotating rails are disposed so as to be laterally tilted with respect to the traveling rails; and an alignment section connected to the rotating rails and including four aligning rails provided in parallel to the traveling rails. More specifically, the rolling stock travels from the traveling section to the alignment section by passing through the rotation section, wherein the rolling stock is positioned between the platforms in the alignment section, the first bogey and the second bogey are positioned on the same rail in the traveling section, and the first bogey and the second bogey are positioned on different rails from each other in the alignment section.
Patent WO-2020022691-A1 (WO)
Title: Nanoparticle synthesis apparatus and nanoparticle synthesis method using same
Inventor: JUNG JIN MI
IPC: B01J19/12
Filed: 2019-07-16
Abstract: The present invention provides a nanoparticle synthesis apparatus capable of improving productivity of nanoparticles by increasing the laser pyrolysis reaction region of a source gas. [Representative drawing] figure 1
Patent WO-2020080762-A1 (WO)
Title: Compliant b-tube for radiator applications
Inventor: DZIUBINSCHI ALEXANDRU OREST
IPC: F28F1/40
Filed: 2019-10-14
Abstract: A tube for use in a heat exchanger comprises a base portion, an upper portion spaced from and opposing the base portion, and a partitioning wall extending between the base portion and the upper portion to divide a hollow interior of the tube into a first flow channel and a second flow channel. The partitioning wall includes a plurality of windows spaced from each other in a longitudinal direction of the tube to provide fluid communication between the first flow channel and the second flow channel. At least one of the windows includes a tabbed portion of the partitioning wall bent to extend into one of the first flow channel or the second flow channel.
Patent WO-2020111611-A1 (WO)
Title: Apparatus for analyzing food nutrient intake amount, and method thereof
Inventor: MOON SANG JUN
IPC: G01N21/25
Filed: 2019-11-15
Abstract: An apparatus for analyzing food nutrient intake amount according to one embodiment of the present invention, comprises: a weight measurement part which has a shelf part capable of rotating in a state in which food is placed thereon, and a weight sensor, and obtains weight data on the food; a volume measurement part which obtains volume data on the food from a two-dimensional curvature image of the food rotated by the weight measurement part; an optical spectrum measurement part which obtains optical spectrum information about a specific point on the food rotated by the weight measurement part; and an analysis part which calculates weight information and volume information on the food by using the weight data and the volume data, respectively, and analyzes the nutrient composition ratio of the food and the content of each nutrient in the food by using the weight information, the volume information, and the optical spectrum information.
Patent WO-2020130409-A1 (WO)
Inventor: BAEK KWANG HYUN
IPC: H03M1/00
Filed: 2019-11-29
Abstract: 낮은 전원 전압에서 동작하는 아날로그 디지털 컨버터 및 이에 포함되는 전압 제어 장치가 개시된다. 개시된 아날로그 디지털 컨버터는 다수 개의 캐패시터를 포함하는 디지털 아날로그 변환부; 상기 디지털 아날로그 변환부의 출력 신호와 미리 지정된 값을 비교하는 비교기; 상기 비교기의 출력 신호를 이용하여 아날로그 입력 전압을 n 비트의 디지털 신호로 변환하는 SAR 논리 회로; 및 상기 비교기를 구동시키기 위한 전원 전압 및 접지 전압 중 적어도 일부의 전압을 제어하는 전압 제어부;를 포함하되, 상기 전압 제어부는, DEOC(Delayed End Of Conversion)를 이용하여 상기 적어도 일부의 전압을 제어하되, 상기 DEOC는 상기 다수 개의 캐패시터를 통해 아날로그 디지털 변환이 완료되었음을 알리는 EOC(End Of Conversion) 신호의 시간 지연된 값일 수 있다.
Patent WO-2020141896-A1 (WO)
Inventor: VALLEJO ALEJANDRO E
IPC: A47L7/00
Filed: 2020-01-02
Abstract: Un filtre à cyclone comprend un cyclone à air. Une chambre de cyclone est reliée au cyclone à air. La chambre de cyclone comprend un trajet d'étranglement de cyclone et un filtre à flux transversal. Une partie de trajet de retour est reliée à l'extérieur de la chambre de cyclone.
Patent WO-2020197281-A1 (WO)
Inventor: LEE TAE-YOUNG
IPC: H04N21/4782
Filed: 2020-03-26
Abstract: A method by which a cloud streaming server recovers a user interface (UI) session, according to one embodiment of the present invention, can comprise the steps of: establishing a first user interface session between a cloud streaming server and a client terminal in order to stream a user interface image to the client terminal; establishing a video session between the cloud streaming server and the client terminal in order to stream video content to the client terminal; releasing the first user interface session in a state, in which the video session is maintained, according to the satisfaction of a preset session release condition; and establishing a second user interface session between the cloud streaming server and the client terminal according to the satisfaction of a preset session recovery condition.
Patent WO-2021071048-A1 (WO)
Inventor: CHOI YU SONG
IPC: H01M4/66
Filed: 2020-05-21
Abstract: 일 실시예에 따른 리튬 코팅 방법은, 금속 물질을 소정의 온도에서 가열함으로써, 친리튬 특성(lithiophilic)을 갖는 산화물 층을 금속 물질 상에 코팅하는 단계 및 산화물 층이 코팅된 금속 물질을 용융 리튬과 접촉시킴으로써 산화물 층 상에 리튬 층을 코팅하는 단계를 포함할 수 있다.
Patent WO-2021006659-A1 (WO)
Title: A method and apparatus for accessing new radio (nr) service in multi-rat dual connectivity (dc)
Inventor: JHA Kailash Kumar
IPC: H04W76/16
Filed: 2020-07-09
Abstract: Provided is a methods and apparatus for accessing New Radio (NR) services in a multi-RAT dual connectivity (DC). A method includes: selecting an anchor band cell as a primary cell for a User Equipment (UE) to access NR services in an Evolved UMTS Terrestrial Radio Access Network (E-UTRAN) - NR dual connectivity (ENDC). The method also includes prioritizing anchor band cells for the UE to perform cell search or cell reselection in the ENDC scenario. The method further includes selecting an NR DC band cell as the primary cell for the UE to access NR DC services in an NR DC. The method further includes prioritizing the NR DC band cells for the UE to perform cell search or cell reselection in the NR DC scenario, when the UE is an RRC idle state.
Patent WO-2021015521-A1 (WO)
Title: Electronic device comprising antenna and power backoff control method for the electronic device
Inventor: CHO WOOSIK
IPC: H01Q1/38
Filed: 2020-07-20
Abstract: An electronic device includes a first antenna that transmits/receives a signal in a first frequency band, a second antenna that transmits/receives a signal in a second frequency band, a first wireless communication circuit connected with the first antenna, a second wireless communication circuit connected with the second antenna, at least one processor connected with the first and second wireless communication circuits, and a memory. The memory stores instructions that cause the processor to output a first signal with a first power to control the first wireless communication circuit to output the first signal through the first antenna, and output the first signal with a power, which is obtained by backing off from the first power as much as a first backoff value, to control the second wireless communication circuit to output a second signal through the second antenna while controlling the first wireless communication circuit to output the first signal.
Patent WO-2021034159-A1 (WO)
Title: Composite separator for lithium secondary battery, and manufacturing method therefor
Inventor: LIM CHANG SUP
IPC: H01M10/42
Filed: 2020-08-24
Abstract: The present invention relates to a composite separator for a lithium secondary batter, and an aqueous manufacturing method therefor, the composite separator comprising: a porous polymer substrate; a heat resistant coating layer containing an inorganic material so as to be formed on the upper surface of the porous polymer substrate; and a composite binder in which an organic-inorganic composite sol and an organic polymer are mixed, or an organic polymer binder, which bonds the porous polymer substrate and the heat resistant coating layer, and a nonionic surfactant, and thus the present invention exhibits high air permeability, low heat shrinkage and excellent electrochemical characteristics.
Patent WO-2021080216-A1 (WO)
Inventor: LEE JOOHYUNG
IPC: C08F230/08
Filed: 2020-10-06
Abstract: La présente invention concerne un film adhésif de polyuréthane qui peut présenter d'excellentes propriétés adhésives et résiduelles et peut simultanément améliorer les propriétés telles que la thermostabilité, la résistance à l'humidité et la mouillabilité, qui sont des points faibles d'un polyuréthane classique.
Patent WO-2021096171-A1 (WO)
Title: Cleaning tool
Inventor: GU HYUN WOO
IPC: A47L13/254
Filed: 2020-11-09
Abstract: Disclosed is a cleaning tool. A cleaning tool according to one aspect of the present invention comprises: a main body on which a sheet of tissue is detachably positioned; and a fixing part which is coupled to the main body so as to be movable vertically and/or horizontally. The main body has, on one surface: a cleaning area in which a sheet of tissue is positioned and fixed; and a resting area which is coupled to and/or formed in the main body and in which the sheet of tissue is fixed by the fixing part. By moving horizontally and/or vertically relative to the main body, the fixing part presses against or hooks and pulls the sheet of tissue exposed to the outside of the cleaning area, thereby positioning and fixing the same in the resting area.
Patent WO-2021107446-A1 (WO)
Title: 지식 그래프 기반 마케팅 정보 분석 챗봇 서비스 제공 방법 및 그 장치
Inventor: LEE JIN HYEONG
IPC: G06F16/332
Filed: 2020-11-09
Abstract: 본 발명의 실시 예에 따른 서비스 제공 장치는, 마케팅 정보를 제공받는 사용자 단말의 사용자 정보와, 상기 사용자 정보에 대응하는 마케팅 특화 지식 그래프 모델을 이용한 지식 베이스 정보를 수집하는 수집부; 상기 수집부에서 수집된 정보를 마케팅 분석을 위한 정형 데이터 및 비정형데이터로 가공하는 가공부; 상기 가공된 정형 데이터 또는 비정형 데이터를 학습 분석하는 분석부; 및 사용자 인터페이스부에서 챗봇부로 수신되는 마케팅 관련 분석 정보 요청을 상기 분석부로 전달하고, 마케팅 관련 분석 정보 요청에 따라 상기 분석부로부터 획득되는 응답 정보를 획득하여 상기 사용자 인터페이스부를 통해 출력하는 챗봇부를 포함한다.
Patent WO-2021182713-A1 (WO)
Title: Hybrid walking analysis apparatus for fall prevention and fall prevention management system comprising same
Inventor: LEE YOUNGWOO
IPC: G08B21/04
Filed: 2020-11-20
Abstract: The present invention relates to a hybrid walking analysis apparatus for fall prevention and a fall prevention management system comprising same and, particularly, to a hybrid walking analysis apparatus for fall prevention and a fall prevention management system comprising same, wherein the apparatus provides a measurement system based on an examinee's walking characteristic, and performs a customized analysis using collected information so as to enable fall prediction and prevention.
Patent WO-2022131384-A1 (WO)
Inventor: KIM JAYEONG
IPC: H04B10/532
Filed: 2020-12-14
Abstract: 본 명세서에서는 양자 암호 통신 시스템에서, 장치에 의해 수행되는, QBER(quantum bit error rate)을 추정하는 방법에 있어서, 다른 장치로부터 RA(random access) 프리앰블을 수신하고, 상기 RA 프리앰블에 대한 응답으로 상기 다른 장치에게 RAR(random access response)를 전송하고, 상기 다른 장치와 RRC(radio resource control) 연결 절차를 수행하고, 상기 다른 장치로부터 데이터를 수신하고 및 키 정보에 기반하여 상기 데이터를 복호화하되, 상기 장치는 양자 채널을 통해 상기 다른 장치로부터 비트 정보가 저장된 펄스를 수신하고, 상기 비트 정보가 저장된 펄스는 회전 각 변이 또는 편광 변이가 적용된 펄스이고, 상기 장치는 상기 비트 정보가 저장된 펄스에 기반하여 상기 키 정보를 생성하고, 상기 장치는 상기 키 정보에 기반하여 상기 QBER을 추정하고, 및 상기 추정된 QBER의 값이 임계 값 보다 낮음에 기반하여, 상기 장치는 상기 키 정보를 유효한 것으로 결정하는 것을 특징으로 하는 방법이 제공된다.
Patent WO-2021125761-A1 (WO)
Inventor: LEE JI-HYUNG
IPC: H01L23/66
Filed: 2020-12-16
Abstract: A semiconductor package of the present invention comprises a base plate, an insulating substrate, and a lead frame, wherein the base plate is made of a metal material including Cu and Be-Cu. The present invention can ensure bonding reliability and thus prevent performance degradation of semiconductor devices.
Patent WO-2021261865-A1 (WO)
Inventor: OH SEJIN
IPC: H04N21/236
Filed: 2021-06-21
Abstract: A point cloud data transmission method according to embodiments comprises the steps of: encoding point cloud data; encapsulating a bitstream including the encoded point cloud data into a file; and transmitting the file, wherein the bitstream is stored in one or more tracks of the file, the file includes signaling data, and the point cloud data consists of one or more objects, wherein the signaling data may include at least one parameter set and information for partial access of the point cloud data.
Patent WO-2022035288-A1 (WO)
Inventor: GUTIERREZ ESTEVEZ DAVID
IPC: H04W48/18
Filed: 2021-08-13
Abstract: A method of providing service experience analytics in a network is described. The method comprises: requesting or subscribing, by a service consumer from or to a network data analytics function (NWDAF) of the network, service experience analytics for one or more application(s) and/or service experience analytics for one or more network slice(s), via a request or a subscription; determining, by the NWDAF, whether to provide the service experience analytics for one or more application(s) and/or the service experience analytics for one or more network slice(s), based on the request or the subscription; providing, by the NWDAF to the service consumer, the service experience analytics for one or more application(s) and/or the service experience analytics for one or more network slice(s), according to a result of the determining. A network is also described.
Patent WO-2022119093-A1 (WO)
Inventor: KU JUNGMIN
IPC: G09G3/36
Filed: 2021-10-05
Abstract: 디스플레이 장치가 개시된다. 본 디스플레이 장치는 복수의 게이트 라인을 포함하는 디스플레이 패널 및 디스플레이 패널의 해상도에 기초하여 컨텐츠의 해상도를 조정하고, 복수의 게이트 라인 중 인접한 적어도 두 개의 게이트 라인의 구동 타이밍을 동기화하여 해상도가 조정된 컨텐츠를 출력하도록 디스플레이 패널을 제어하는 프로세서를 포함하며, 프로세서는 구동 타이밍을 동기화하는 게이트 라인들을 프레임 별로 변경하도록 디스플레이 패널을 제어할 수 있다.
Patent WO-2022086093-A1 (WO)
Title: Method and rlc entity for timer management in wireless communication system
Inventor: DESHMUKH ANEESH
IPC: H04W28/02
Filed: 2021-10-18
Abstract: Embodiments herein disclose a method for timer management in a radio link control (RLC) layer in a wireless communication system. The method includes activating, by an RLC entity, a timer at first time, in response to receiving a first set of data packets from at least one UE in an RLC receiving window and deactivating, by the RLC entity, the timer at second time, in response to receiving a second set of data packets from the at least one UE in the RLC receiving window. Further, the method includes determining, by the RLC entity, whether there is at least one missing data packet in the RLC receiving window, and reactivating the timer and prohibiting generation of a status report, in response to determining that there is the at least one missing data packet, or generating the status report, if there is no the at least one missing data packet.
Patent WO-2022139383-A1 (WO)
Title: Stratifié de tôles magnétiques en acier
Inventor: KIM JUNGWOO
IPC: B32B7/12
Filed: 2021-12-20
Abstract: La présente invention concerne un stratifié de tôle magnétique en acier, et l'invention concerne un stratifié de tôle magnétique en acier comprenant : une pluralité de tôles magnétiques en acier ; et des couches adhésives polymères positionnées entre les tôles magnétiques en acier, l'épaisseur de revêtement des couches adhésives polymères étant de 1,8 à 5,4 μm, le facteur de remplissage du stratifié étant de 95,8 à 98,5 %, et la formule mathématique 1 suivante étant satisfaite. [Formule mathématique 1] 172,4 ≤ facteur de remplissage (%) × épaisseur (µm) ≤ 531
Patent WO-2022158868-A1 (WO)
Title: Uses of melanocortin-4 receptor agonist
Inventor: PARK HEE DONG
IPC: A61P3/04
Filed: 2022-01-20
Abstract: The present invention relates to uses of a compound of chemical formula 1 or a pharmaceutically acceptable salt thereof for the purpose of preventing or treating rare genetic obesity diseases, particularly rare genetic obesity diseases associated with a damaged melanocortin-4 receptor (MC4R) pathway.
Patent WO-2022211390-A1 (WO)
Inventor: HWANG JONG HA
IPC: B63B43/16
Filed: 2022-03-25
Abstract: 선체 파손시 신속하게 파공 부분을 막아 상기 파공 부분을 통하여 유입되는 액체를 차단하는 차단 장치가 개시된다. 상기 차단 장치는 파공 부분으로 삽입되어 상기 파공 부분의 일측으로 노출되는 삽입부 및 상기 삽입부와 결합되는 적어도 하나의 날개를 가지는 앵커, 상기 앵커와 결합되는 샤프트 및 상기 삽입부 후단에서 상기 샤프트 상에 배열되는 차단부를 포함한다. 여기서, 상기 차단부에 홀이 형성되고, 상기 샤프트는 상기 앵커와 결합된 상태로 상기 차단부의 홀을 관통하여 배열되며, 상기 날개의 종단부가 상기 차단부의 홀로 삽입되어 상기 날개가 접혀진 상태로 고정되고, 상기 샤프트가 이동하여 상기 날개가 상기 차단부의 홀로부터 이탈되는 경우 상기 날개는 자동으로 전개되며, 상기 전개된 날개는 파공 부분의 일측 주변 부분에 접촉되어 상기 앵커가 상기 주변 부분에 의해 지지되고, 상기 차단부는 상기 파공 부분의 타측 주변 부분에 접촉되어 상기 삽입부를 통과한 액체를 차단시킨다.
Patent WO-2022240140-A1 (WO)
Inventor: CHO BYOUNG CHUL
IPC: H01M10/44
Filed: 2022-05-10
Abstract: 본 발명은 이차 전지가 장착된 트레이에 히팅부를 구성하여 히팅부로부터 발생되는 열이 진공호퍼 프리챠져의 내부에서 순환되어 이차 전지 전체에 열이 전달되도록 함으로써 이차 전지 내부의 전해액의 활성도가 좋아지고, 이에 따라 잔류 가스 및 불순물이 많이 배출되어 이차 전지의 순도가 높아지도록 하는 진공호퍼 프리챠져용 히팅트레이를 제공한다. 특히, 진공호퍼 프리챠져 내에서 이차 전지에 전해액이 완충되도록 함으로써 종래의 진공호퍼 프리챠져 내에서 60% 내지 70% 충전 후 타공정에서 나머지 충전량을 충전하여 완충되도록 하는 구성에 비해 생산성이 향상시킬 수 있는 효과가 있다.
Patent WO-2022265267-A1 (WO)
Inventor: PARK SEO JOO
IPC: B65D51/24
Filed: 2022-05-31
Abstract: La présente invention concerne un couvercle de gobelet comprenant : un corps de couvercle (110) accouplé de manière amovible à l'extrémité supérieure d'un gobelet et ayant un trou de sortie (116) formé sur la surface supérieure pour décharger le contenu à l'intérieur du gobelet vers l'extérieur ; et un capuchon (120) accouplé rotatif à la surface supérieure du corps de couvercle (110) pour ouvrir et fermer le trou de sortie (116), le corps de couvercle (110) comprenant : une surface supérieure (111) ayant le trou de sortie (116) formé à travers sa région de bord et ayant une rainure de réception de capuchon (115) qui est en retrait vers un plancher de façon à recevoir le trou de sortie (116) pour recevoir le capuchon (120) ; et un tuyau d'accouplement de gobelet (112) qui est formé perpendiculairement à la périphérie extérieure de la surface supérieure (111) et est accouplé de manière amovible à l'extrémité supérieure du gobelet et le capuchon (120) comprenant : un corps de capuchon (121) accouplé rotatif à la rainure de réception de capuchon (115) dans une zone recouvrant le trou de sortie (116) ; une saillie d'étanchéité (123) faisant saillie à partir d'une partie inférieure du corps de capuchon (121) et insérée dans le trou de sortie (116) lorsque le corps de capuchon (121) est fermé ; et un crochet de fixation de tuyau d'accouplement (125) qui est courbé à partir d'une extrémité du corps de capuchon (121) vers le tuyau d'accouplement de gobelet (112) et monté sur le tuyau d'accouplement de gobelet (112).
Patent WO-2023042996-A1 (WO)
Inventor: LEE BONG YONG
IPC: A61K31/4192
Filed: 2022-05-31
Abstract: La présente invention concerne une composition pharmaceutique pour la prévention ou le traitement de la glomérulosclérose segmentaire focale agissant en tant qu'antagoniste fonctionnel pour S1PR1 et S1PR4 de récepteurs S1P, et plus précisément, une composition pharmaceutique comprenant, en tant que principe actif, un composé sphingolipidique qui ne provoque pas d'effets secondaires cardiovasculaires en agissant en tant qu'antagoniste fonctionnel pour S1PR1 et S1PR4 et a pour effet de prévenir ou de traiter la glomérulosclérose segmentaire focale.
Patent WO-2023018206-A1 (WO)
Title: Method and apparatus for recommending orthodontic treatment plan by separating tooth object from three-dimensional oral scan data and automatically determining positional abnormality of tooth, and computer-readable recording medium
Inventor: JOO BOHOON
IPC: G16H50/20
Filed: 2022-08-10
Abstract: The present invention relates to a method for recommending an orthodontic treatment plan by separating a tooth object from three-dimensional oral scan data and automatically determining a positional abnormality of a tooth. More particularly, the method comprises: an initial contact point search step of gradually increasing the size of a circle from the center of simple coordinates of the three-dimensional oral scan data, which is oral state information about an examinee before treatment, to search for an initial contact point at which the circle and an object included in the three-dimensional oral scan data come in contact with each other; a sphere arrangement step of, after spreading one or more spheres into teeth at preset intervals from the searched initial contact point, reversing a vector direction of a mesh, duplicating the spheres while moving the spheres at a random speed in a peripheral direction from reference coordinates, and arranging the spheres inside the teeth; a feature data extraction step of determining a representative sphere corresponding to each tooth by increasing the sizes of the duplicated spheres to a preset size, and extracting feature data of the teeth on the basis of a contact point and coordinates of the representative sphere; an image processing step of implementing, as a three-dimensional image, the examinee's tooth arrangement in which teeth are individually separated by using feature data extracted for each tooth and axis data for each tooth; a positional abnormality classification step of applying a relative arrangement state of tooth objects included in tooth arrangement data to an automatic diagnosis algorithm, to classify a positional abnormality; and an orthodontic data generation step of combining classification results for the positional abnormality of the teeth, to generate oral state information about the examinee before treatment.