baber/WOPTO huggingface dataset:
Patent WO-2019124639-A1 (WO)
Inventor: JU JAE HYUK
IPC: H04W88/04
Filed: 2018-03-08
Abstract: 본 발명은 무선통신 중계시스템에 관한 것으로, 무선통신 중계시스템에 활용되는 무인 장치는 이동체의 주변환경에 대한 정보를 획득하는 주변환경정보 획득부, 획득한 주변환경에 대한 정보를 이용하여 이동체에 대한 제어 명령을 생성하는 처리부, 및 처리부에서 생성된 제어 명령을 상기 이동체에 송신하는 통신부를 포함하고, 소정의 높이 이상에 위치하며, 이동체와 통제센터의 통신을 중계하는 것을 특징으로 함으로써 장애물 등에 따라 통제센터와 이동체간의 무선통신이 어려운 경우에도, 무선통신이 끊어지지 않고 무선통신의 연결을 유지할 수 있다.
Patent WO-2018164522-A1 (WO)
Inventor: LEE SANG WOOK
IPC: H01L51/00
Filed: 2018-03-09
Abstract: L'invention concerne un procédé de fabrication d'un dispositif électronique qui peut utiliser efficacement un matériau et un procédé d'élimination d'impuretés l'utilisant. Le procédé de fabrication d'un dispositif électronique comprend les étapes consistant : à placer un film de transfert sur une pluralité de couches fonctionnelles qui sont positionnées à distance les unes des autres sur un substrat source ; à amener une première cible de transfert en contact étroit avec une surface inférieure du film de transfert en appliquant une pression sur une partie du film de transfert qui correspond à la première cible de transfert parmi la pluralité de couches fonctionnelles au moyen d'une sonde ; à séparer le film de transfert du substrat source dans un état dans lequel la première cible de transfert est en contact étroit avec sa surface inférieure ; à placer le film de transfert sur un substrat cible dans l'état dans lequel la première cible de transfert est en contact étroit avec sa surface inférieure ; à placer le premier objet de transfert sur le substrat cible en appliquant une pression sur une partie du film de transfert qui correspond à la première cible de transfert ; et à séparer le film de transfert du substrat cible dans un état dans lequel la première cible de transfert est positionnée sur le substrat cible.
Patent WO-2019172477-A1 (WO)
Title: Method for extracting shape of patient's dental membrane, method for recommending membrane product by means of same, and device implementing same
Inventor: KIM CHINSA
IPC: A61F2/30
Filed: 2018-03-12
Abstract: A device, for extracting the shape of a dental membrane, which operates by means of at least one process comprises: a temporomandibular joint structure extraction unit for extracting a part of a temporomandibular joint area image comprising a part to be operated on from a CT image of a patient as a three-dimensional operation area image, and generating volume data of the three-dimensional operation area image into a three-dimensional mesh image of the patient; a plane image generation unit for two-dimensionally unfolding the three-dimensional mesh image by means of a torus coordinate system and thus generating a plane image of the patient; and a membrane shape output unit for extracting, from the plane image, a fixed area comprising the part to be operated on into a membrane shape of the patient.
Patent WO-2018190689-A1 (WO)
Title: Procédé et système de gestion de commutation inter-réseau 4g -5g
Inventor: SHARMA NEHA
IPC: H04W48/16
Filed: 2018-04-13
Abstract: En conséquence, selon certains modes de réalisation, l'invention concerne un procédé de gestion d'une commutation inter-réseau par un équipement utilisateur (UE) dans un système de communication sans fil. Le procédé consiste à déterminer que l'UE est en communication de données avec un premier réseau, à déterminer qu'un réseau de données par paquets de signalisation (PDN) est établi pour transmettre un message de commutation de liaison (LSM) pour la commutation inter-réseau pendant la communication de données avec le premier réseau, à ignorer l'exécution d'une recherche pour un second réseau jusqu'à ce que le PDN de signalisation soit établi pour le premier réseau et établir le PDN de signalisation pour le premier réseau. En outre, l'invention concerne le procédé de détection de la condition de retransmission de LSM et concerne un procédé pour éviter une perte de données et un surdébit de signalisation pendant une commutation inter-réseau.
Patent WO-2018208106-A1 (WO)
Title: 블록체인 데이터베이스 및 이와 연동하는 머클 트리 구조를 통해 사물 인터넷 기기에 대한 비용을 결제하는 방법, 이를 이용한 서버, 서비스 제공 단말, 및 사용자 전자 지갑
Inventor: UHR JOON SUN
IPC: G06Q20/38
Filed: 2018-05-10
Abstract: 본 발명은 사물 인터넷(IoT) 기기에 대한 결제를 수행하는 방법에 있어서, 결제 지원 서버가 (a) 상기 IoT 기기, 서비스 제공 단말, 및 전자 지갑의 인증서들을 블록체인 DB에 등록하고, 그의 블록체인 트랜잭션 ID들을 관리하며, 상기 IoT 기기에 대한 지불 주체로 상기 전자 지갑을 링크한 상태에서, 비용 청구 트랜잭션이 획득되면 유효한지 확인하는 단계; (b) 유효하면, 포함된 식별 정보에 대응하는 상기 전자 지갑의 식별 정보를 상기 블록체인 DB로부터 획득하는 단계; 및 (c) 대응하는 상기 전자 지갑을 이용하여 지불이 이루어지도록 하고, 그 비용 지불 결과를 상기 블록체인 DB에 등록하고, 그의 블록체인 트랜잭션 ID를 관리하며, 상기 서비스 제공 단말, 상기 IoT 기기, 및 상기 전자 지갑 중 적어도 하나로 전송하는 단계;를 포함하는 사물 인터넷 기기에 대한 결제 수행 방법이 제공된다.
Patent WO-2018226068-A1 (WO)
Title: 고정 어셈블리 및 이를 포함하는 연삭기
Inventor: KIM JEOM YONG
IPC: B24B23/02
Filed: 2018-06-08
Abstract: 본 발명은 고정 어셈블리 및 연삭기를 개시한다. 본 발명은 연삭기날에 삽입되는 제1 바디부와, 상기 제1 바디부와 대향하도록 배치되는 제2 바디부와, 상기 제2 바디부와 연결되며, 상기 제1 바디부의 회전에 따라 상기 제1 바디부와 함께 상기 연삭기날을 파지하는 지지부와, 연삭기의 회전축 및 상기 제1 바디부와 연결되며, 상기 제2 바디부 및 상기 지지부를 관통하여 선형 운동하는 선형운동부와, 상기 선형운동부의 외면에 배치되며, 상기 선형운동부와 상기 지지부 사이에 배치되어 상기 선형운동부의 운동 시 상기 선형운동부에 복원력을 제공하는 탄성부를 포함한다.
Patent WO-2019045529-A1 (WO)
Title: Self-assembling particles and method for preparing same
Inventor: HAAM SEUNGJOO
IPC: A61K39/00
Filed: 2018-08-31
Abstract: The present invention relates to immuno-directed particles in which an antigenic protein-amphipathic macromolecule polymer is self-assembled, wherein when using the immuno-directed particles of the present invention, it is possible to induce more immune responses even with a smaller amount of vaccine as compared with a conventional vaccine which simply contains an antigenic protein in a carrier, and to provide an efficient vaccine platform in which side effects such as infections of viral diseases can be eliminated.
Patent WO-2019083168-A1 (WO)
Title: Antithrombotic composition containing polygonum cuspidatum sieb. et zucc. and cinnamomum cassia blume
Inventor: KIM HYO-JUNG
IPC: A23L33/105
Filed: 2018-09-20
Abstract: The present invention relates to an antithrombotic composition containing Polygonum cuspidatum Sieb. et Zucc. and Cinnamomum cassia Blume as active ingredients, the composition according to the present invention preferably comprising an extract extracted by mixing Polygonum cuspidatum Sieb. et Zucc. and Cinnamomum cassia Blume at a weight ratio of 1:2 to 2:1. The composition according to the present invention has very excellent antithrombotic effects confirmed by a platelet aggregation inhibitory effect, thrombus formation inhibitory effect, and thrombus formation delaying effect, thereby being usable as an effective, traditional Chinese medicine-based thrombus preventing and treating agent, antithrombotic health food, and the like.
Patent WO-2019083220-A1 (WO)
Title: Method for diagnosing behcet's disease by using urinary metabolome analysis
Inventor: KIM KYOUNG HEON
IPC: G01N30/72
Filed: 2018-10-17
Abstract: The present invention relates to a method for diagnosing Behcet's disease by using urinary metabolome analysis. The present invention provides a biomarker enabling effective diagnosis of Behcet's disease by using metabolomics, and the biomarker can be applied in the development of agents for treating Behcet's disease.
Patent WO-2020105780-A1 (WO)
Inventor: JUNG BOOEUN
IPC: G06K17/00
Filed: 2018-12-04
Abstract: The present invention relates to a deep-learning-based multiple-object detection system. The deep-learning-based multiple-object detection system according to an embodiment of the present invention may comprise: a communication module for receiving a captured image from a camera; a detection module for recognizing at least one object which matches a pre-stored criterion, on the basis of the image received from the communication module; and a tracking module for recognizing at least one object similar to the at least one object recognized by the detection module.
Patent WO-2019117592-A1 (WO)
Title: N-(9,13b-디하이드로-1h-디벤조[c,f]이미다조[1,5-a]아제핀-3-일)-2-하이드록시벤즈아미드 및 2-((9,13b-디하이드로-1h-디벤조[c,f]이미다조[1,5-a]아제핀-3-일) 카바모일)페닐 아세테이트의 화합물, 이의 제조방법 및 이를 포함하는 항염증 및 진통제
Inventor: SUH HONG WON
IPC: C07D487/04
Filed: 2018-12-11
Abstract: 본 발명은 N-(9,13b-디하이드로-1H-디벤조[c,f]이미다조[1,5-a]아제핀-3-일)-2-하이드록시벤즈아미드 및 2-((9,13b-디하이드로-1H-디벤조[c,f]이미다조[1,5-a]아제핀-3-일) 카바모일)페닐 아세테이트의 화합물, 이의 제조방법 및 이를 포함하는 조성물에 관한 것으로, 항염 효과 및 통증 억제에 효과가 뛰어난 화합물 및 이의 제조방법, 및 상기 화합물을 유효성분으로 포함하는 염증 및/또는 통증의 예방 또는 치료용 조성물이 제공된다.
Patent WO-2020009299-A1 (WO)
Inventor: KIM GYO NYUN
IPC: G09F9/30
Filed: 2019-01-10
Abstract: L'invention concerne un dispositif d'affichage. Le dispositif d'affichage de l'invention comprend : un panneau d'affichage; une surface d'encadrement formée au niveau des bords du panneau d'affichage; et une antenne positionnée sur la surface d'encadrement, l'antenne ayant une structure de type composite main droite/gauche (CRLH) comprenant un inducteur série, un condensateur série, un inducteur parallèle et un condensateur parallèle.
Patent WO-2019143199-A1 (WO)
Title: Electronic device for determining fingerprint processing method on basis of pressure level of fingerprint input, and method therefor
Inventor: LEE SEOYOUNG
IPC: G06K9/00
Filed: 2019-01-18
Abstract: According to various embodiments of the present invention, an electronic device comprises: a display; a first sensor; a second sensor; a memory; and a processor electrically connected to the display, the first sensor, the second sensor, and the memory, wherein the processor may be set to acquire a fingerprint image via the first sensor, to measure, via the second sensor, the level of pressure at the time of acquiring the fingerprint image, to analyze the characteristics of a fingerprint at least on the basis of the acquired fingerprint image, to determine a parameter related to the processing of the fingerprint image on the basis of the characteristics of the fingerprint and the level of pressure, to generate fingerprint data on the basis of the characteristics of the fingerprint, the level of pressure and the parameter, and to store same. Other various embodiments, other than the various embodiments disclosed in the present invention, are possible.
Patent WO-2020158986-A1 (WO)
Inventor: LEE CHEONGYONG
IPC: F21S9/03
Filed: 2019-02-15
Abstract: 본 발명은 파리, 모기, 나방 등과 같은 각종 해충포획과 까치, 참새, 까마귀, 찌르레기 등의 위해조류와 고라니, 멧돼지, 너구리, 노루 등의 야생동물을 퇴치하는 용도로 사용하는 다층구조의 태양광 led 조명등과 해충유인 솔라백이 구비된 끈끈이 해충 포획 및 야생동물 퇴치 트랩에 관한 것으로서, 태양광이 투영되고 해충이 유입될 수 있는 복수의 유입구가 형성되는 통 형상의 망과 통 형상의 투명한 용기 내부에 구비된 태양광에너지를 이용한 led백색광과 led자외선광(UVA)이 수직과 수평으로 조합된 다층구조의 태양광 led조명등과,투명한 용기의 외부에 일정 간격 이격되어 덮어씌워진 태양광이 투과될 수 있는 투명 또는 반투명과 해충이 선호하는 색상이 반복적으로 채색된 줄무늬 형상의 해충유인 솔라백 시트의 수직측면의 중앙부를 관통하여 구비된 복수의 페르몬향 분출구에서 발산되는 페르몬 및 led 백색광과 자외선광(UVA)에 의한 광선 파장으로 포충 점착액이 도포된 솔라백 시트로 해충유인 포획하거나, led 백색광과 자외선광(UVA)에 의한 광선파장과 트랩의 내부에 구비하는 야생동물 기피제 조성물향을 복수의 분출구에서 주변으로 확산하여 야생동물을 퇴치하는 것이므로 태양광에너지를 활용하여 해충을 유인하는 친환경적이며, 수직 공간활용을 위한 수직형태의 통형상의 끈끈이 시트가 받침대 상부에 형성되어 공간활용을 극대화하고 태양광이 투과되는 투명한 용기와 끈끈이 시트 전체의 외부표면으로 조명을 확대하고 해충 방제 효과 향상을 위한 파장이 다른 led 백색광과 자외선광(UVA) led램프의 조명으로 해충을 유인할 수 있는 다층구조의 조명등 구조이며, 투명한 용기와 근끈이 시트의 수직측면 중앙부를 관통하여 구비된 복수의 페르몬향 또는 야생동물 기피제조성물향 분출구 주변인 끈끈이 시트 중앙부 인근으로 농작물 재배시에는 태양광 led 조명등인 led 백색광과 자외선광(UVA)과 투명 또는 반투명과 해충이 선호하는 색상이 반복적으로 채색된 줄무늬 형상의 해충유인 솔라백 및 페르몬향에 의해 해충을 빠르게 유인하여 점착 포충물질에 의한 지속적인 해충의 포획으로 led 백색광과 자외선광(UVA) 및 페르몬에 의하여 유인된 해충이 포획트랩 주변을 배회하지 않도록 하며, 농작물 수확시기에는 태양광 led 조명등인 led백색광과 led자외선광(UVA)이 수직과 수평으로 조합된 다층구조의 태양광 led조명등과, 투명 또는 반투명과 해충이 선호하는 색상이 반복적으로 채색된 줄무늬 형상의 해충유인 솔라백을 투과하는 led백색광과 led자외선광(UVA)과 야생동물 기피제 조성물향에 의해 효율적으로 야생동물을 퇴치하는 트랩에 관한 것이다.
Patent WO-2019172728-A1 (WO)
Title: Method for measuring foot size and shape by using image processing
Inventor: LEE STEENA SUN YONG
IPC: A61B5/107
Filed: 2019-03-11
Abstract: A method for measuring foot size and shape by using image processing, according to one embodiment of the present invention, comprises: a step of acquiring an image captured by simultaneously photographing a user's foot and an item having a standardized size; and a calculation step of calculating foot size or shape information from the image. The image is captured when at least a part of the user's foot comes in contact with the item.
Patent WO-2020059990-A1 (WO)
Inventor: KIM DAE HYUN
IPC: H01L33/00
Filed: 2019-03-21
Abstract: L'invention concerne un dispositif d'affichage comprenant : une couche de base comprenant une zone d'affichage et une zone de non-affichage; et une pluralité de pixels disposés dans la zone d'affichage et chacun ayant une pluralité de sous-pixels. Selon un mode de réalisation de la présente invention, chaque sous-pixel peut comprendre une couche d'élément d'affichage comprenant une unité de circuit de pixel, une région électroluminescente pour émettre de la lumière, et une région non électroluminescente disposée autour de la région électroluminescente. La couche d'élément d'affichage peut comprendre : une cloison disposée dans la région électroluminescente de chaque sous-pixel; une banque disposée dans la région non électroluminescente de chaque sous-pixel et située sur la même surface que la partition; des première et seconde électrodes disposées sur la cloison et espacées l'une de l'autre; et au moins un dispositif électroluminescent disposé entre les première et seconde électrodes dans la région électroluminescente de chaque sous-pixel et émettant de la lumière.
Patent WO-2019231104-A1 (WO)
Title: Method for classifying images by using deep neural network and apparatus using same
Inventor: SON JAE MIN
IPC: G06N3/08
Filed: 2019-04-12
Abstract: The present invention relates to a method for classifying images by using a deep neural network and an apparatus using same. Specifically, by a method according to the present invention, a computing device obtains the images, generates classification information about the images on the basis of a deep neural network, and provides the classification information to an external entity. The classification information includes a classification to which the images belong and an activation map supporting the classification.
Patent WO-2019216620-A1 (WO)
Inventor: WANG YI
IPC: H04L1/18
Filed: 2019-05-07
Abstract: La présente invention concerne un procédé et un système de communication permettant de faire converger un système de communication de 5 ème  génération (5G) pour qu'il prenne en charge des débits de données supérieurs à ceux d'un système de 4 ème  génération (4G) avec une technologie associée à l'Internet des objets (IdO).
La présente invention peut être appliquée à des services intelligents basés sur la technologie de communication 5G et sur la technologie associée à l'IDO, tels qu'une maison intelligente, un bâtiment intelligent, une ville intelligente, une voiture intelligente, une voiture connectée, des soins de santé, l'enseignement numérique, le commerce de détail intelligent, des services de sécurité et de sûreté. La présente invention concerne un procédé de transmission d'informations de commande de liaison montante (UCI), consistant : à détecter un canal de commande de liaison descendante physique (PDCCH) et à recevoir un canal partagé de liaison descendante physique (PDSCH) ordonnancé par le PDCCH, par un équipement utilisateur (UE) ; à déterminer, par l'UE, des informations d'accusé de réception de demande de répétition automatique hybride (HARQ-ACK) devant être renvoyées et une ressource de canal de commande de liaison montante physique (PUCCH) pour transmettre les UCI selon au moins l'un des éléments suivants : des longueurs de créneau de partie de largeur de bande (BWP) de liaison descendante et des BWP de liaison montante, des Informations de livre de codes HARQ-ACK et des exigences de capacité de traitement d'UE ; transmettre, par l'UE, les informations HARQ-ACK sur la ressource PUCCH.
Le procédé de la présente invention peut prendre en charge un procédé de détermination du livre de codes HARQ-ACK pendant de multiples ressources PUCCH et de multiples longueurs de créneau.
Patent WO-2020171297-A1 (WO)
Inventor: LEE JAE SEON
IPC: H01R13/62
Filed: 2019-06-03
Abstract: The present invention provides a cable which maintains a folded shape. The present invention is characterized by comprising: a plurality of flexible cable lines; connection terminals disposed on both ends of each of the cable lines; and extension connectors each having, on one side thereof, connection openings into which the respective connection terminals of the neighboring cable lines are inserted, wherein the cable lines that neighbor each other are folded at the extension connector and overlap each other in one direction.
Patent WO-2020013597-A1 (WO)
Title: Method for transmitting and receiving signal on basis of ps mode in wireless lan system, and apparatus therefor
Inventor: BANG SAEHEE
IPC: H04W72/12
Filed: 2019-07-10
Abstract: A method and an apparatus for transmitting and receiving a signal on the basis of a power saving (PS) mode in a wireless LAN system are presented. Particularly, a first STA determines a PS mode in a TDD-based SP and transmits or receives a signal to/from a second STA on the basis of the PS mode. The SP includes a plurality of TDD slots. The plurality of TDD slots include an unallocated TDD slot, an allocated transmission TDD slot, and an allocated reception TDD slot. In the unallocated TDD slot, the PS mode of the first STA is determined to be in a doze state and the PS mode of the second STA is determined to be in an awake or doze state. In the allocated reception TDD slot, the PS mode of the first STA is determined to be in an awake state and the PS mode of the second STA is determined to be in an awake state. In the allocated transmission TDD slot, the PS mode of the first STA is determined to be in an awake or doze state and the PS mode pf the second STA is determined to be in an awake state.
Patent WO-2020022712-A1 (WO)
Title: Method and device for identifying channel information in wireless lan system
Inventor: KIM SUHWOOK
IPC: H04W84/12
Filed: 2019-07-19
Abstract: An example according to the present specification relates to a method for providing information relating to at least one channel supported by a wireless local area network (WLAN) system. For example, an extreme high throughput (EHT) operation element may include information related to at least one channel within a first band in which an EHT standard is supported. A very high throughput (VHT) operation element may include information related to at least one channel within a second band in which a VHT standard is supported. A high throughput (HT) operation element may include information related to at least one channel within a third band in which an HT standard is supported. The EHT operation element may include information for a channel number related to at least one channel within the first band and information related to a primary channel within the first band.
Patent WO-2020071629-A1 (WO)
Inventor: LEE SUN UN
IPC: F24F13/08
Filed: 2019-08-06
Abstract: La présente invention concerne un purificateur d'air du type à double tourbillon et, plus particulièrement, un purificateur d'air du type à double tourbillon comprenant : une unité corps principal destinée à recevoir un fluide permettant de purifier l'air entrant à son intérieur ; une unité d'aspiration située d'un côté de l'unité corps principal, l'unité d'aspiration servant à aspirer l'air entrant ; et une unité d'évacuation située au niveau d'une position définie dans le corps principal, l'unité d'évacuation servant à évacuer l'air de sortie introduit à partir de l'unité corps principal. L'unité corps principal comprend une unité de rotation située au niveau d'une partie du côté inférieur de l'unité corps principal, l'unité de rotation servant à entraîner le liquide en rotation. Ainsi, l'efficacité de purification d'air peut être augmentée au moyen de l'augmentation de l'aire de contact entre le fluide mis en tourbillon par l'unité de rotation et l'air entrant mis en tourbillon par la pression d'entrée de l'unité d'aspiration.
Patent WO-2020032622-A1 (WO)
Title: Peptide having antioxidant activity and composition containing same
Inventor: LEE DAE HEE
IPC: A61Q19/00
Filed: 2019-08-08
Abstract: The present invention provides a functional peptide having excellent antioxidant activity, the peptide having excellent biocompatibility and significantly better antioxidant activity than conventional GSHs in order to overcome the limitation of the weak antioxidant activity of existing peptides. The peptide of the present invention can promote antioxidant activity or effectively repair biological tissue or cell damage caused by reactive oxygen species generated due to oxidative stress. Therefore, the peptide having such antioxidant activity effectively acts on cell damage caused by oxidative stress, and can thus be used to prevent and repair cell damage.
Patent WO-2020071802-A1 (WO)
Inventor: LEE DONGHOON
IPC: F25D11/00
Filed: 2019-10-02
Abstract: Une machine à glaçons, selon la présente invention, comprend : un premier plateau formant une partie d'une cellule de fabrication de glace; un second plateau formant une autre partie de la cellule de fabrication de glace; et un dispositif de chauffage qui est disposé de façon à être adjacent au premier ou au second plateau. Le dispositif de chauffage tourne pendant une période où de l'air froid est fourni à la cellule de fabrication de glace, et la sortie du dispositif de chauffage sous tension peut varier.
Patent WO-2020085699-A1 (WO)
Title: Body shape analyzing method and apparatus
Inventor: PARK JAE HYUN
IPC: A61B5/107
Filed: 2019-10-14
Abstract: An embodiment of the present invention provides a body shape analyzing apparatus and method in which a plurality of markers are used with an exact analysis algorithm to precisely analyze the body shape of a person to be measured, so as to prevent a disease due to body shape imbalance and allow the person to be measured to maintain an ideal body shape suitable for him or her. In the apparatus of the embodiment, a camera is configured to capture images of the front, lateral, and rear sides of a person to be measured, to which the markers are attached, and a laser foot plate is configured to display the measurement position of the foot of the person to be measured, by using a laser beam. A calculation means receives front, lateral, and rear side images of the person to be measured from the camera, recognizes the markers in the images, analyzes muscle imbalance for each type of disease, and outputs a result of the analysis to a display. The calculation means may comprise: an image input unit; a marker recognizing unit; a disease-specific estimation unit for analyzing an image in which a marker is recognized, according to a disease-specific analysis algorithm to estimate the muscle imbalance of the person to be measured; and a correction information generating unit for generating customized information for correcting the imbalance of the person to be measured according to a result of the estimation.
Patent WO-2020111548-A1 (WO)
Inventor: HUR SHIN
IPC: H01L41/09
Filed: 2019-11-04
Abstract: One embodiment of the present invention provides a method for designing a piezoelectric element unit which increases the focusing intensity of acoustic pressure and is capable of accurate acoustic focusing, an ultrasound element comprising a piezoelectric element unit produced using same, a method for producing an ultrasound element, and an acoustic focusing device comprising an ultrasound element. Here, the method for designing a piezoelectric element unit comprises: selecting a target position at which maximum acoustic pressure will be focused and a target distance to the target position; inputting basic information of a piezoelectric element base material; dividing the cross section in the height direction of the piezoelectric element base material with a plurality of grids so as to group the plurality of grids into unit grid groups; calculating the magnitude of output acoustic pressure which should be output from each unit grid group in order for the maximum acoustic pressure to be focused at the target position; discerning, from among the unit grid groups, unit grid groups which output the output acoustic pressure falling under a reference acoustic pressure range; and determining a plurality of concentric ring patterns on the basis of pattern shape information including a position and a width corresponding to each of the discerned unit grid groups.