baber/WOPTO huggingface dataset:
Patent WO-2022077239-A1 (WO)
Title: Camera parameter calibration method, image processing method and apparatus, and storage medium
Inventor: ZHANG MINGLEI
IPC: G06T7/80
Filed: 2020-10-13
Abstract: A camera parameter calibration method, an image processing method and apparatus, and a storage medium. The method comprises: acquiring multiple images captured by a camera during the process of an unmanned aerial vehicle moving along a preset route (S101); calculating calibration parameters of the camera by means of the multiple images, the calibration parameters of the camera comprising an intrinsic parameter and/or a distortion parameter of the camera (S102); and transmitting the calibration parameters of the camera to the camera such that the camera associatively stores the calibration parameters of the camera and a lens identifier of the camera (S103).
Patent WO-2021093528-A1 (WO)
Title: Focusing method and apparatus, and electronic device and computer readable storage medium
Inventor: JIA YUHU
IPC: H04N5/232
Filed: 2020-10-21
Abstract: A focusing method and apparatus, and an electronic device and a computer readable storage medium. The focusing method comprises: obtaining a phase difference during photographing, the phase difference comprising a phase difference in a first direction and a phase difference in a second direction, and the first direction and the second direction forming a preset included angle; obtaining gyroscope data by means of a gyroscope; determining a target phase difference from the phase difference in the first direction and the phase difference in the second direction according to the gyroscope data; and focusing based on the target phase difference.
Patent WO-2022011864-A1 (WO)
Inventor: HUANG YIXIN
IPC: B65D83/06
Filed: 2020-10-22
Abstract: 一种物料定量取用装置，包括两端开口的壳体（2）及设置于壳体（2）内的分配部（3），分配部（3）包括连接于壳体（2）内壁的若干分隔片（31），分隔片（31）以壳体（2）轴心为中心均匀分布，将壳体（2）内腔在周向上分隔成若干容积相等的扇形状定量格室（32）。该物料定量取用装置通过位于装置内部的分配部（3），实现定量配料及取料的作用。
Patent WO-2022007248-A1 (WO)
Title: 5g millimeter wave dual-polarized antenna unit, antenna array, and terminal device
Inventor: ZHAO YUE
IPC: H01Q1/50
Filed: 2020-10-26
Abstract: Disclosed are a 5G millimeter wave dual-polarized antenna unit, an antenna array, and a terminal device. The 5G millimeter wave dual-polarized antenna unit comprises a base body and two groups of feed assemblies provided in the base body; the top surface of the base body is provided with a square radiation patch connected to the feed assemblies; the bottom surface of the base body is provided with a ground layer and a feed port connected to the feed assemblies; the feed assemblies comprise impedance transformation microstrip lines; the two impedance transformation microstrip lines are disposed perpendicular to each other; a short-circuit structure for connecting the radiation patch and the ground layer is provided in the base body; and the short-circuit structure is located at an intersection point of extension lines of the two impedance transformation microstrip lines. The short-circuit structure increases the isolation of polarization while broadening the bandwidth of an antenna, and effectively improves the performance of the antenna; an N257 waveband can be effectively covered, and the application of a 5G communication terminal device in the waveband can be satisfied; and the base body is small in thickness, so that the surface wave of the base body is facilitated to weaken and the performance of the antenna is facilitated to further improve.
Patent WO-2022041464-A1 (WO)
Title: Preparation method for rectifier module frame cover
Inventor: Chen yin bo
IPC: B29C45/17
Filed: 2020-10-29
Abstract: A preparation method for a rectifier module frame cover (1), the method comprising: (1) adjusting and testing different rectifier module frame cover (1) test specimens by using a shaping tool, so as to determine a reverse deformation stroke S final ; and (2) when a relevant rectifier module frame cover (1) is injected by means of an injection molding machine, firstly removing sprue-opening burrs by using the shaping tool, then placing the rectifier module frame cover (1) on a shaping device, with the back face of the rectifier module frame cover (1) facing upwards, and applying pressure to the rectifier module frame cover (1) by means of a manual press (3), such that the rectifier module frame cover is reversely deformed, with the reverse deformation stroke being S final , thereby completely offsetting the deformation amount of the rectifier module frame cover (1) that has cooled and contracted. This solution solves the problem of the rectifier module frame cover (1) distorting and deforming after cooling.
Patent WO-2021196606-A1 (WO)
Inventor: WU ZHAO
IPC: H01L51/42
Filed: 2020-11-03
Abstract: A laminated photovoltaic device and a production method, pertaining to the technical field of photovoltaics. The laminated photovoltaic device comprises: a tunnel junction (3) located between an upper cell unit (1) and a lower cell unit (2). The lower cell unit (2) is a crystalline silicon cell. The tunnel junction (3) comprises: a charge carrier transport layer, a crystalline silicon layer (32), and an intermediate layer (33) located between the charge carrier transport layer and the crystalline silicon layer (32). The charge carrier transport layer is a metal oxide layer (31). The intermediate layer (33) comprises a tunneling layer. The crystalline silicon layer (32) has a doping concentration greater than or equal to 10 17  cm -3 . The charge carrier transport layer is in direct contact with a non-light-receiving surface of the upper cell unit (1). If the crystalline silicon layer (32) is a p-type crystalline silicon layer, a first energy level is close to a second energy level, the first energy level is the lowest energy level of a conduction band of a metal oxide at an interface, and the second energy level is the highest energy level of a valence band of p-type crystalline silicon at the interface. If the crystalline silicon layer (32) is an n-type crystalline silicon layer, a third energy level is close to a fourth energy level. The invention improves process simplicity, reduces interface recombination, and has a low overall series resistance and high tunneling efficiency.
Patent WO-2022094756-A1 (WO)
Title: Spraying apparatus for agricultural pest control
Inventor: LIU HAOYUAN
IPC: A01M7/00
Filed: 2020-11-03
Abstract: A spraying apparatus for agricultural pest control, comprising a vehicle body (1). Wheels (2) are rotatably mounted at the bottom of the vehicle body, and an axle (3) is fixedly mounted on the wheels; first gears (4) are fixedly sleeved on the axle; each first gear is engaged with a chain (5); the first gear is transmittingly connected to a second gear (8) by means of the chain; a rotating shaft (7) is fixedly connected to the second gear; a worm (9) is fixedly connected to the rotating shaft; the worm is engaged with a third gear (10); a rotating column (11) is fixedly connected to the third gear; stirring shafts (12) located in the vehicle body (1) are fixedly connected to the rotating column; and stirring blades (13) are fixedly connected to each stirring shaft. The spraying apparatus can perform automatic spraying to improve the spraying efficiency, can mix a pesticidal agent in real time during movement so as to improve the pest killing effect of the pesticidal agent, and can adjust the angles of a spraying pipe and a nozzle at any time so as to facilitate the spraying of the pesticidal agent.
Patent WO-2021227391-A1 (WO)
Title: Fly ash multi-stage recycling treatment device
Inventor: WEI HENGCHEN
IPC: F27B7/02
Filed: 2020-11-05
Abstract: A fly ash multi-stage recycling treatment device, comprising a first-section rotary kiln, a second-section rotary kiln, a crystallization device, a first high-temperature dust remover, and a waste gas treatment device. Each of the tails of the first-section rotary kiln and the second-section rotary kiln is provided with an exhaust port and a discharge port; the exhaust port of the first-section rotary kiln is communicated with an air inlet of the first high-temperature dust remover; an exhaust port of the first high-temperature dust remover is communicated with the waste gas treatment device; a dust discharge port of the first high-temperature dust remover is communicated with a collection device; the discharge port of the first-section rotary kiln is communicated with a feeding port of the second-section rotary kiln; the exhaust port of the second-section rotary kiln is communicated with the crystallization device. In the present invention, chlorine salt and a small amount of heavy metal are separated from light fly ash by means of a two-section combustion process, the chlorine salt and the small amount of heavy metal can also be used as industrial salt after being treated by a subsequent process in the later period, the separated light fly ash is subjected to dust removal by means of the high-temperature dust remover, then dust is collected and used for producing light bricks, and secondary pollutants are basically not generated.
Patent WO-2022027849-A1 (WO)
Inventor: WANG HAITAO
IPC: H01B7/282
Filed: 2020-11-05
Abstract: A high-voltage dynamic submarine cable, comprising an electric unit, an optical unit (8), a filling strip, an inner sheath (9), an armor layer (10) and an outer sheath (11). The electric unit, the optical unit (8) and the filling strip are intertwisted to form a submarine cable core, and the submarine cable core is wrapped with the inner sheath (9) and the outer sheath (11); the armor layer (10) is arranged between the inner sheath (9) and the outer sheath (11); the electric unit comprises a conductor (1); a co-extrusion structure layer (2), a water-blocking buffer layer (3), a corrugated copper sleeve (4) and a split-phase sheath (5) are sequentially wrapped outside the conductor (1); a plurality of annular or threaded relief structures are rolled on the outer side face of the corrugated copper sleeve (4) in the axial direction; and the water-blocking buffer layer (3) and the split-phase sheath (5) are in contact with and fill the relief structures on the corrugated copper sleeve (4). The submarine cable has an excellent radial water blocking effect, guarantees normal use of an ultra-clean high-voltage insulating material in deep and far-sea, high-salinity and high-water-pressure environments, provides guarantee for reliable operation of a floating booster station of future floating wind fields, and guarantees the use function of the high-voltage dynamic submarine cable.
Patent WO-2022099489-A1 (WO)
Inventor: LI BIN
IPC: C07C29/14
Filed: 2020-11-11
Abstract: Provided are a new type of Raney copper catalyst and method for preparation thereof and application thereof. The new type of Raney copper catalyst comprises aluminum, copper, and metal additive, said metal additive comprising one or a combination of Ni, Fe, Mo, Co, Ag, Pd, Pt, Au, and other elements. The preparation method comprises: high-temperature melting of a mixture containing copper/aluminum alloy and metal additive to obtain a mixed metal cured product, then crushing to obtain a catalyst precursor, then performing activation treatment to obtain a new type of Raney copper catalyst. The new type of Raney copper catalyst, on the basis of the synergistic effect between copper metal and different additive metals, exhibits good hydrogenation reaction capability. In comparison with Raney copper catalysts not having added metal additives, the present catalyst, when used in aqueous hydrogenation reaction of 3-hydroxypropionaldehyde to prepare 1,3-propanediol, has higher activity, better selectivity, and better stability, and the catalyst has relatively large particles which are easy to separate from the reactants.
Patent WO-2021164339-A1 (WO)
Inventor: HUANG XIAOJUN
IPC: C23C14/34
Filed: 2020-11-13
Abstract: 一种AgPdCu合金及其制备方法、AgPdCu合金溅射靶材及其制备方法。AgPdCu合金包括按照原子百分比的如下组分：Pd 0.1％～1.5％；Cu 0.1％～1.5％；以及Ag 97％～99.8％。经试验证明，上述技术方案的AgPdCu合金用于溅射靶材时，能够提高AgPdCu合金溅射靶材的抗氧化性能。
Patent WO-2021098606-A1 (WO)
Inventor: GAO XIAOLING
IPC: A61K49/18
Filed: 2020-11-13
Abstract: L'invention concerne un système d'administration de nanomédicament lipidique ciblant une lésion cérébrale et un procédé de préparation et une application de celui-ci. Le système d'administration de médicament comprend un lipide, un médicament d'administration, et un peptide de pénétration fonctionnel, et le peptide de pénétration fonctionnel est formé par liaison covalente d'une chaîne peptidique reliant une extrémité nanosupport, un peptide de pénétration riche en arginine, un peptide sensible à la métalloprotéinase-9 de matrice et un peptide inhibiteur de polyanion. Le système d'administration de nanomédicament lipidique peut être utilisé pour cibler la lésion cérébrale et réaliser un enrichissement mitochondrial au moyen de la modification du peptide de pénétration fonctionnel. La réparation de mitochondries est réalisée par encapsulation du médicament polypeptidique cyclosporine A au moyen d'un noyau de nanoparticule lipidique à l'aide d'une technique de précipitation induite par dilution, ce qui permet de résoudre les problèmes selon lesquels la cyclosporine A actuelle a des difficultés à atteindre efficacement une lésion cérébrale et la fenêtre thérapeutique est petite, et améliore la capacité à réparer des cellules autour de la lésion cérébrale avec une petite dose d'administration.
Patent WO-2021203704-A1 (WO)
Title: Use of bacitracin a in preparation of drugs for preventing and treating coronaviruses
Inventor: YUAN SHUGUANG
IPC: A61P29/00
Filed: 2020-11-16
Abstract: Provided in the present invention is the use of bacitracin A in the preparation of drugs for preventing and treating coronaviruses. Specifically, disclosed is the use of bacitracin A or pharmaceutically acceptable salts, isotopes, stereoisomers, mixtures of stereoisomers, tautomers, esters, amides or prodrugs thereof in the preparation of drugs for preventing and/or treating diseases caused by coronaviruses. The coronaviruses are the novel coronaviruses SARS-CoV-2, SARS-CoV, HCoV 229E, NL63, OC43, HKU1 and MERS-CoV.
Patent WO-2022104517-A1 (WO)
Inventor: LI XINGWEN
IPC: G06F1/16
Filed: 2020-11-17
Abstract: Dispositif de renforcement de disque dur à économie d'énergie et respectueux de l'environnement apte à réduire la vitesse et à empêcher un endommagement par frottement des vibrations, le dispositif comprenant un arbre rotatif (1), un ressort centrifuge (2) étant relié de façon élastique à une paroi externe de l'arbre rotatif, un bloc centrifuge (3) étant relié de façon mobile à une paroi externe du ressort centrifuge (2), et une rainure de stabilisation (4) étant reliée de façon mobile à une paroi externe du bloc centrifuge (3). Dans le dispositif de renforcement de disque dur, l'arbre rotatif (1) est entraîné par un mécanisme d'entraînement pour tourner ; lorsque la vitesse de rotation de l'arbre rotatif (1) est trop élevée, le bloc centrifuge (3) étire le ressort centrifuge (2) sous l'effet de la force centrifuge, une première roue rotative (5) est entraînée en rotation par l'arbre rotatif (1), et la première roue rotative (5) entraîne en rotation un bloc rotatif (6) ; un cadre de fixation (7) fixe la position de rotation du bloc rotatif (6), le bloc rotatif (6) et une poulie (9) agissent ensemble pour permettre à un bloc de liaison (10) d'effectuer un mouvement ondulatoire ; et au moyen du bloc de liaison (10), une tête de freinage de cadence (12) effectue un mouvement ondulatoire, la tête de freinage de cadence (12) est en contact continu avec une roue de freinage de cadence (21), de sorte qu'il est possible d'empêcher l'endommagement du dispositif de renforcement et la génération d'une vibration plus importante en raison d'une réduction de vitesse de contact fixe, et l'endommagement du dispositif de renforcement et les vibrations d'un disque dur sont empêchés par l'utilisation d'une réduction de vitesse de contact continue.
Patent WO-2022095147-A1 (WO)
Title: Elasticizing device for dty light ultra-soft flat yarn
Inventor: SUN PEILIANG
IPC: D02G1/02
Filed: 2020-11-23
Abstract: An elasticizing device for DTY light ultra-soft flat yarn, comprising a frame (1), and a false twisting mechanism (2), a feeding mechanism (3), an discharging mechanism (4) and a measuring mechanism (5) are mounted on the front surface of the frame. The feeding mechanism is provided on the left side of the frame, the discharging mechanism is provided on the right side of the frame, the false twisting mechanism is provided between the feeding mechanism and the discharging mechanism, and the measuring mechanism is provided above the discharging mechanism. The measuring mechanism comprises a measuring post (501), the measuring post is an I-shape, the top end and bottom end of the front surface of the measuring post are fixedly connected to wire blocks (502), and an annular recess is cut at the bottom end of the middle portion of the measuring post, and a spiral ring (503) is sleeved therein. In the texturing device, by providing a measuring mechanism, the elasticity of twisted yarn is automatically measured during a twisting machining process, which firstly has the advantage of not needing to stop for measuring, and the twisted yarn can also be continuously measured during the machining process and a signal is automatically fed back to a system, thus increasing measuring and processing efficiency and the twisting machining effect.
Patent WO-2021121040-A1 (WO)
Title: 一种宽带接入的方法、装置、设备和存储介质
Inventor: WANG HUAIBIN
IPC: H04L29/12
Filed: 2020-12-02
Abstract: 本申请实施例公开了一种宽带接入的方法、装置、设备和存储介质，其中该方法包括：接收用户设备的数据报文；如果基于数据报文中的私网IP地址查找失败，则通过数据报文中的用户接入信息确定对应的公网地址资源，其中，用户接入信息锁定；将用户设备接入公网地址资源。
Patent WO-2022095194-A1 (WO)
Inventor: LI JIANMING
IPC: A01M1/06
Filed: 2020-12-07
Abstract: L'invention concerne un dispositif d'élimination de moustiques à double usage ayant une lampe d'attraction de moustiques et une tapette à moustiques, le dispositif d'élimination de moustiques à double usage comprenant une base (1), une lampe d'attraction de moustiques (12) et une tapette à moustiques (2). La base (1) est un boîtier ayant un trou d'attraction de moustiques (11) et un évidement (13) ; la lampe d'attraction de moustiques (12) est située à l'intérieur de la base (1) ; la tapette à moustiques (2) comprend une poignée (21) et une tapette à filet électrique (22), et la tapette à moustiques (2) est installée dans l'évidement (13) par insertion ; un ventilateur (6) et un piège à moustiques (7) sont disposés sur le trou d'attraction de moustiques (11) ; le ventilateur (6) est monté sur la base (1) et forme une fonction d'alimentation en air au niveau de l'emplacement du trou d'attraction de moustiques (11) ; et le piège à moustiques (7) est monté sur l'évidement (13) et situé d'un côté du filet électrique (22). La solution a une structure simple, est pratique à monter et à entretenir, a une productivité élevée, et peut en faire le meilleur usage possible.
Patent WO-2022110288-A1 (WO)
Inventor: ZHU JIANYING
IPC: B29B13/06
Filed: 2020-12-08
Abstract: Dispositif de séchage destiné à la fabrication de produits en plastique, le dispositif de séchage comprenant une base (2), un réservoir de stockage d'eau (4) et une boîte de séchage (10). Le réservoir de stockage d'eau (4) est disposé à demeure sur la base (2). Deux colonnes de support (6) sont disposées symétriquement sur le réservoir de stockage d'eau (4). Les parois latérales gauche et droite de la boîte de séchage (10) sont toutes deux installées entre les deux colonnes de support (6) de manière coulissante verticalement au moyen de blocs coulissants (11). Les parois latérales de la boîte de séchage (10) sont constituées d'une structure intermédiaire creuse. Quatre disques rotatifs (12) sont intégrés de manière symétrique et rotative dans les parois latérales avant et arrière de la boîte de séchage (10), au moyen de paliers, deux cylindres rotatifs (13) sont installés rotatifs entre deux disques rotatifs (12) qui sont symétriques avant et arrière, en deux groupes de disques rotatifs. Chaque cylindre rotatif (13) est pourvu de manière annulaire d'une pluralité de tiges d'agitation (14) à intervalles égaux et est pourvu d'une pluralité de rangées de sorties d'air (28) de manière intégrée. Une soufflante d'air chaud (24) est installée à demeure sur l'un des deux disques rotatifs (12), qui sont symétriques avant et arrière, dans deux groupes de disques rotatifs. Dans le dispositif, des particules de plastique sont mises sous agitation en continu, de telle sorte que les particules de plastique sont chauffées de manière efficace et uniforme et peuvent être rapidement séchées. Par conséquent, le dispositif présente un rendement élevé et un bon effet, et la qualité globale des produits plastiques qui s'ensuivent est garantie. La présente invention présente de bons avantages économiques et une importance pratique.
Patent WO-2021189951-A1 (WO)
Title: 文本搜索方法、装置、计算机设备和存储介质
Inventor: LI ZHITAO
IPC: G06F16/31
Filed: 2020-12-10
Abstract: 涉及人工智能领域及区块链技术，通过根据包含经相似词扩充处理的索引文本库的搜索引擎对待搜索文本进行相似词匹配，可以提高搜索结果的准确度，索引文本库可存储于区块链中。一种文本搜索方法、装置、计算机设备和存储介质，该文本搜索方法包括：当检测到预设的搜索页面中的文本搜索操作时，根据所述文本搜索操作确定待搜索文本（S10）；基于预设的搜索引擎，对所述待搜索文本进行相似词匹配，得到所述待搜索文本对应的目标词组，其中，所述搜索引擎包含经相似词扩充处理的索引文本库（S20）；根据所述目标词组生成搜索结果列表，并在所述搜索页面上显示所述搜索结果列表（S30）。
Patent WO-2022105007-A1 (WO)
Inventor: BAI YANG
IPC: H04R19/04
Filed: 2020-12-24
Abstract: A MEMS microphone chip, the MEMS microphone chip comprising a substrate having a rear cavity, a diaphragm disposed on the substrate, and a back plate covering the diaphragm and having an inner cavity an an interval from the diaphragm. The back plate extends in a direction towards the diaphragm to form a first anti-sticking protrusion spaced apart from the diaphragm, and the back plate is provided with a first through hole penetrating through the first anti-sticking protrusion and the back plate. The back plate in the present invention is provided with a first anti-sticking protrusion spaced apart from a diaphragm in order to reduce the contact area between the diaphragm and the back plate when the diaphragm comes into contact with the back plate, reducing adhesion force and causing the rebound of the diaphragm to more easily to overcome the electric field force and the adhesion force, thereby preventing the diaphragm from adhering to the back plate during vibration. Furthermore, the back plate is provided with a first through hole penetrating through the first anti-sticking protrusion and the back plate, improving the percentage of opening in the back plate, and reducing the diaphragm pressure damping of the position of the back plate, thereby improving the signal-to-noise ratio of the microphone.
Patent WO-2022120978-A1 (WO)
Title: Dispositif de filtration et de raffinage synchrones à soulèvement pour déchets solides
Inventor: TIAN JINGJING
IPC: F24F8/158
Filed: 2020-12-25
Abstract: L'invention concerne un dispositif de filtration et de raffinage synchrones à soulèvement pour déchets solides, le dispositif comprenant : un boîtier (1), un manchon coulissant (12) étant relié de manière symétrique et fixe au niveau de deux côtés à l'intérieur du boîtier (1) ; et un mécanisme de guidage et de filtration de matériau est disposé sur le manchon coulissant (12) et relié élastiquement à celui-ci ; un arbre primaire (6) est disposé verticalement au milieu du mécanisme de guidage et de filtration de matériau ; un mécanisme de broyage est relié de façon coulissante et coopérative à la périphérie de l'arbre primaire (6) ; le mécanisme de broyage et le mécanisme de guidage et de filtration de matériau sont reliés de manière coopérative en rotation ; et un mécanisme d'agitation et d'évacuation de matériau est relié à la périphérie de l'extrémité inférieure de l'arbre primaire (6).