baber/WOPTO huggingface dataset:
Patent WO-2021212701-A1 (WO)
Inventor: ZHAO CHUNLIANG
IPC: A61C17/20
Filed: 2020-08-13
Abstract: Disclosed is an ultrasonic oral irrigator, which is used for introducing ultrasonic technology to the prior art and carrying out ultrasonic cavitation on water to increase disinfection and sterilization functions and improve an irrigation effect. The ultrasonic oral irrigator comprises a spray head assembly, wherein the spray head assembly comprises an amplitude-change member, the amplitude-change member is an amplitude-change pole (11), a first water channel (111) is provided in the amplitude-change pole (11), a water outlet (112) is provided in the front end of the amplitude-change pole (11), a water inlet (113) is provided in the rear end of the amplitude-change pole (11), the first water channel (111) penetrates the water outlet (112) from the water inlet (113), the first water channel (111) comprises a convergent section (1111), and the aperture of the convergent section (1111) is reduced in a water spraying direction; and a handle assembly, wherein the handle assembly comprises a housing (21) and a transducer (22), the rear end of the amplitude-change pole (11) is connected to the transducer (22), the transducer (22) is installed inside the housing (21), and the front end of the amplitude-change pole (11) extends out of the housing (21). The water channel is arranged on the amplitude-change pole (11), such that the water channel is simple in terms of structure and more convenient to manufacture; and water pressure is not prone to attenuation, and better cavitation of water can be achieved during vibration of the amplitude-change pole (11), thereby achieving a better tooth cleaning effect.
Patent WO-2022036698-A1 (WO)
Inventor: LIU HAOYUAN
IPC: C02F1/40
Filed: 2020-08-21
Abstract: The present invention relates to the technical field of port oily wastewater treatment, and in particular to a port oily wastewater treatment apparatus and a method therefor. The solution of the present invention is provided for the problem that existing oily wastewater treatment technologies is poor in effect, low in treatment efficiency, and inconvenient to adsorb and collect oil. The port oily wastewater treatment apparatus comprises an oily wastewater tank; a feed port is formed at the top of the oily wastewater tank; a transmission shaft is rotatably connected in the oily wastewater tank; two support plates are fixedly mounted on one side of the oily wastewater tank; a same roll shaft is rotatably connected between the two support plates; a roller is fixedly mounted on the outer side of each of the transmission shaft and the roll shaft; a same oil adsorption belt is transmittingly connected on the outer sides of the two rollers; two through holes are formed on one side of the oily wastewater tank; the oil adsorption belt is movably connected to the two through holes; a collection cylinder is disposed on one side of the oily wastewater tank. The present invention is convenient to operate, can adsorb and collect oil, can disinfect, filter, and adsorb wastewater, and is good in treatment effect.
Patent WO-2022047797-A1 (WO)
Inventor: GAO LEI
IPC: H04L25/02
Filed: 2020-09-07
Abstract: Disclosed are a reference signal transmission method and apparatus, applicable to the field of automated driving, intelligent driving or short range communication, and capable of ensuring that all services have reference signal resources to implement channel phase tracking. The method comprises: a first node maps, on a first transmission resource, a reference signal and sending same. The first transmission resource is comprised in a second transmission resource for the first node to send data, and the second transmission resource comprises a first symbol and at least one subcarrier corresponding to the first symbol. The first transmission resource comprises the Mth subcarrier from the top and/or the Nth subcarrier from the bottom in the at least one subcarrier corresponding to the first symbol, and M and N are preset or protocol-specified or configured. The reference signal is used for determining phase information of a channel. The method improves the advanced driver assistance system (ADAS) capability of a terminal in automated driving or assisted driving, and can be applied to the Internet of vehicles, such as vehicle-to-everything (V2X), long-term evolution-vehicle (LTE-V), and vehicle-to-vehicle (V2V).
Patent WO-2021047606-A1 (WO)
Title: Message processing method and apparatus, and chip
Inventor: CHEN QING
IPC: H04L47/6275
Filed: 2020-09-10
Abstract: Disclosed are a message processing method and apparatus, and a chip, wherein same fall within the technical field of data processing. In the method, FEC encoding is directly performed on M original messages in a first data stream in a target hardware engine of a network device, without it being necessary to perform FEC encoding in a CPU, and therefore, the overhead of the CPU can be reduced and the encoding efficiency of the network device can be improved, such that the network device can easily meet a requirement for high throughput during a message transmission process.
Patent WO-2021253665-A1 (WO)
Inventor: FAN YANWEN
IPC: G06K9/00
Filed: 2020-09-23
Abstract: 本公开公开了一种人脸识别模型的训练方法和装置，涉及人工智能、深度学习及计算机视觉技术领域，具体涉及人脸识别技术领域。具体实现方案为：获取第一训练图像，第一训练图像为未遮挡人脸图像，并获取多个遮挡物图像后，将多个遮挡物图像分别融合至未遮挡人脸图像，以生成多个第二训练图像，将第一训练图像和第二训练图像输入人脸识别模型，以对人脸识别模型进行训练。由此，采用未遮挡人脸图像和融合得到的多个第二训练图像对人脸识别模型进行训练，使得训练后的人脸识别模型能够同时准确识别出未遮挡人脸图像和遮挡人脸图像，解决了现有的人脸识别模型对存在遮挡物的人脸图像识别时精确率较低，甚至无法识别存在遮挡物的人脸图像的技术问题。
Patent WO-2021073574-A1 (WO)
Title: Transformer framework, transformer and electrical equipment
Inventor: QIN CHENGYONG
IPC: H01F27/26
Filed: 2020-10-15
Abstract: The present application belongs to the technical field of transformers, and relates to a transformer framework (100), a transformer and electrical equipment. A primary winding groove (101) and a secondary winding groove (102) are provided on the transformer framework (100), the primary winding groove (101) is enclosed by a first side plate (20), a partition plate (40) and a bobbin (10), and the secondary winding groove (102) is enclosed by a second side plate (30), the partition plate (40) and the bobbin (10). Magnetic cores (200) can be inserted into ports (11) of the bobbin (10), respectively, and primary coils can be neatly and tightly wound around the primary winding groove (101), and secondary coils can be neatly and tightly wound around the secondary winding groove (102). The transformer framework (100) can avoid the risk of a winding insulation layer being broken down caused by multi-groove jumper wires of the existing transformer framework, and can improve the coupling rate between the secondary coils and the primary coils and can enable the coupling rate to be maintained in a stable range, and finally can increase the transmission efficiency of the transformer, and ensure the stability of batch production. A transformer having the transformer framework (100) and electrical equipment having the transformer can also ensure transmission efficiency after long time use of the transformer.
Patent WO-2021082941-A1 (WO)
Title: Video figure recognition method and apparatus, and storage medium and electronic device
Inventor: PENG DONGWEI
IPC: G06K9/00
Filed: 2020-10-15
Abstract: A video figure recognition method, a video figure recognition apparatus, a storage medium, and an electronic device. The method comprises: obtaining a key frame image from a target video (S110); extracting a figure appearance feature from the key frame image (S120); intercepting a sub-audio corresponding to the key frame image from an audio of the target video according to the time of the key frame image in the target video, and extracting a voiceprint feature from the sub-audio (S130); and processing the figure appearance feature and the voiceprint feature by using a pre-trained fusion model to obtain a figure recognition result of the target video (S140). The multi-modal features in the video can be fused, implementing relatively high figure recognition accuracy, and the present invention is appliable to situations that the definition of a face image in the video is not high or the face image is shielded and the like, and has relatively high robustness.
Patent WO-2021078289-A1 (WO)
Title: Projection screen
Inventor: HU FEI
IPC: G03B21/60
Filed: 2020-10-24
Abstract: A projection screen (10), comprising a reflecting layer (100) and light-absorbing layers (200, 400). The reflecting layer (100) is used for receiving projection light and reflecting the projection light. The light-absorbing layers (200, 400) are arranged on the reflecting layer (100). The light-absorbing layers (200, 400) comprise multiple irregularly arranged light-absorbing pieces (210, 240). The light-absorbing pieces (210, 240) are used for absorbing at least some projection light, such that the brightness of projection images (20, 30) is uniform. The light-absorbing layers (200, 400) are arranged on the projection screen (10), and the light-absorbing layers (200, 400) comprise multiple irregularly arranged light-absorbing pieces (210, 240) used for absorbing at least some projection light, such that the brightness of projection images (20, 30) is uniform, and moire fringes do not exist easily. Meanwhile, the light-absorbing pieces (210, 240) can shield at least some ambient light to reduce the influence of the ambient light on the projection images (20, 30), which improves the ambient light contrast resistance, and has little gain influence on the projection screen (10).
Patent WO-2021120896-A1 (WO)
Title: 一种降冰片烷二甲胺的制备方法
Inventor: ZHAI HONGBIN
IPC: C07C231/12
Filed: 2020-11-02
Abstract: 提供了一种降冰片烷二甲胺的制备方法，包括以下步骤：a)将式(I)所示结构的化合物与乌洛托品、酸、第一溶剂混合，进行第一次反应，得到第一反应混合物；再将上述第一反应混合物依次进行中和、第一次过滤，得到的滤液进行第一次提纯，得到式(II)所示结构化合物；b)将步骤a)得到的式(II)所示结构化合物与氢气、催化剂、第二溶剂混合，进行第二次反应，得到第二反应混合物；再将上述第二反应混合物进行第二次过滤，得到的滤液进行第二次提纯，得到降冰片烷二甲胺。与现有技术相比，该制备方法能够避免使用氰化氢、铑催化剂及其他配体，方法简单、易操作，产品收率较高，具有广阔的应用前景。
Patent WO-2022082879-A1 (WO)
Title: 基因测序数据处理方法和基因测序数据处理装置
Inventor: ZHANG YOUJIN
IPC: G16B30/10
Filed: 2020-11-06
Abstract: 一种基因测序数据处理方法和装置，方法应用于装置，装置包括依次连接的ARM构架、PCI总线和GPU构架，ARM构架包括至少一个CPU模块；GPU构架包括至少一个GPU模块；方法包括空闲状态的CPU模块分批读取基因测序数据，将基因分析方法分为第一算法和第二算法；用第一算法对分批基因测序数据进行切分，将得到的各短序列和第二算法发送至空闲状态的GPU模块；空闲状态的GPU模块根据第二算法对各短序列进行计算把计算结果发送至空闲状态的CPU模块；空闲状态的CPU模块根据计算结果和第一算法计算得到分批处理结果。该方法将分析方法分割运行在CPU模块和GPU模块，大大提高了数据分析效率。
Patent WO-2021169419-A1 (WO)
Inventor: LIN HUAFENG
IPC: H04Q11/00
Filed: 2020-11-13
Abstract: Provided are an optical line terminal, an optical network unit and an optical communication system, which can support an operator in reusing an FTTH ODN to quickly develop and deploy a new service, thereby realizing full-service access by means of one access network. The optical communication system comprises a first optical line terminal (OLT), a plurality of first optical network units (ONUs), and an ODN connected to the first OLT and the first ONUs. In a downlink direction, the first OLT is used for converting M1 paths of received downlink data packets into a path of downlink optical signal with a wavelength of λ0, and the first ONUs are used for receiving the downlink optical signal, processing same and then outputting target user data packets. In an uplink direction, the first ONUs are used for converting received uplink data packets into uplink optical signals with a wavelength of λi, and the first OLT is used for receiving a plurality of uplink optical signals with different wavelengths, processing same and then outputting a corresponding number of paths of user data packets.
Patent WO-2021115067-A1 (WO)
Inventor: HU YOUGEN
IPC: C08K3/08
Filed: 2020-11-17
Abstract: The present invention relates to a composite material with high thermal conductivity and electromagnetic shielding and a preparation method therefor. The layered composite material with thermal conductivity and electromagnetic shielding comprises a thermal conductive filler and a polymer matrix, wherein the thermal conductive filler is a composite filler comprising a sheet-like thermal conductive filler and a liquid metal; and the thermal conductive filler has a vertical orientation structure. The vertical orientation structure is prepared by blending the thermal conductive filler and the polymer matrix, making same into sheets, stacking the multiple layers of sheets, performing hot-pressing and curing, and finally vertically cutting same to obtain the composite material with the vertical orientation structure. According to the composite material of the present invention, the vertical orientation structure design is realized so as to achieve the combined high thermal conductivity and high shielding effectiveness of the composite material.
Patent WO-2021098817-A1 (WO)
Inventor: WU JUNJUN
IPC: A61K31/495
Filed: 2020-11-20
Abstract: Provided are a dioxopiperazine derivative, a preparation method therefor and pharmaceutical use thereof. In particular, provided are compounds of Formula (I) or a stereoisomer, a tautomer, a pharmaceutically acceptable salt thereof. The compounds are inhibitors of the selective factor XIa (Factor XIa, abbreviated to FXIa). The present invention also relates to a pharmaceutical composition comprising the compounds and use of the compounds in drugs for treating diseases such as thromboembolism.
Patent WO-2021135758-A1 (WO)
Title: Multi-axis rotary table
Inventor: CHEN HU
IPC: B23Q1/25
Filed: 2020-11-27
Abstract: A multi-axis rotary table, comprising a base (1), a rocker arm (2), and a first driving device (7) capable of driving the rocker arm (2) to swing about a first rotation axis (1a) on the base (1). The rocker arm (2) is provided with a swing arm (4) and a second driving device (8) capable of driving the swing arm (4) to swing about a second rotation axis (2a) on the rocker arm (2). The swing arm (4) is provided with an operating platform (6) and a third driving device (9) for driving the operating platform (6) to rotate about a third rotation axis (3a), and the second rotation axis (2a) and the third rotation axis (3a) are parallel to or out of plane from each other. Compared with the existing dual-rotary axis rotary table, in the multi-axis rotary table, a cutting tool system has good and stable rigidity, so that a workpiece can obtain a consistent and stable surface quality, and the present invention has better control characteristics and processing accuracy, a small interference region, and better proximity, and it is also beneficial to obtain good overall machine rigidity. In old equipment modification, there is no need to modify a three-axis stroke when using the multi-axis rotary table, thus, the machining range of a machine tool can be expanded, and there is a wide application prospect in a plurality of industries.
Patent WO-2021121022-A1 (WO)
Title: 一种负介电的液晶化合物及其制备和应用
Inventor: JIANG KUN
IPC: C09K19/34
Filed: 2020-12-01
Abstract: 一种负介电的液晶化合物及其制备方法和应用，所述化合物具有如通式(I)所示的结构：化学主体结构为二苯并噻吩或二苯并呋喃，此类结构本身介电各向异性较大，在分子结构中引入苯环，同时在4位、6位引入氟原子，形成强大的协同作用，使液晶化合物的负介电各向异性高，且同时显著提高清亮点，具有比较高的光学各向异性，适中的旋转粘度和液晶互溶性，低温工作效果表现优秀，良好的热稳定性、化学稳定性、光学稳定性及力学等方面的性能。
Patent WO-2021110149-A1 (WO)
Inventor: CHEN CHING-YEH
IPC: H04N19/00
Filed: 2020-12-04
Abstract: Encoding methods and apparatuses include applying a Cross-Component Adaptive Loop Filter (CCALF) processing on a current picture based on CCALF coefficients signaled in one or more Adaptive Loop Filter (ALF) Adaptation Parameter Sets (APSs) to refine one or more chroma components according to a luma component, signaling two ALF signal flags and two CCALF signal flags in each ALF APS or parsing two ALF signal flags and two CCALF signal flags from each ALF APS, and encoding or decoding the current picture. Values of the two ALF signal flags and the two CCALF signal flags in each ALF APS are not all equal to 0 to ensure none of the ALF APS is an empty APS.
Patent WO-2022120832-A1 (WO)
Inventor: HONG MAOCHUN
IPC: B82Y20/00
Filed: 2020-12-11
Abstract: 一种稳定且高效发光的全无机氟化钙钛矿量子点及其制备方法和应用，其以简单的高温热注入法制备所述全无机氟化钙钛矿量子点，所制备出的全无机氟化钙钛矿量子点具有良好的分散性、均一性和可重复性。由于氟离子对CsPbX3量子点的保护，所述全无机氟化钙钛矿量子点相较于纯CsPbX3量子点具有更强的荧光发射以及更佳的稳定性，所述全无机氟化钙钛矿量子点的荧光量子产率约100％，荧光寿命呈现单指数衰减，并且在一年以后仍然可以发射耀眼的荧光。该全无机氟化钙钛矿量子点可以用作稳定且高效的纳米发光材料，在光电和光伏器件等领域具有潜在的应用前景。
Patent WO-2021164394-A1 (WO)
Inventor: HUANG HONGBO
IPC: F28D1/053
Filed: 2020-12-14
Abstract: Disclosed is a micro-channel heat exchanger comprising two collecting pipes (10), and a plurality of flat pipes and two side plates (20) that are arranged between the two collecting pipes (10), wherein the two side plates (20) are located on two outer sides of the flat pipes and are defined as a first side plate and a second side plate respectively; fins (30) are respectively arranged between the first side plate and the adjacent flat pipe and between the second side plate and the adjacent flat pipe; and the outer side of the first side plate and/or the second side plate is provided with a blocking part (101) at a position close to the collecting pipe (10), and the blocking part (101) can prevent composite material on the collecting pipe (10) from flowing to the middle of the first side plate and/or the second side plate.
Patent WO-2022021743-A1 (WO)
Inventor: ZHAO TIANLI
IPC: B41F19/00
Filed: 2020-12-15
Abstract: A transmissive hot-pressing apparatus for use in clothing customization, comprising: a left transmissive support frame (1) and a right transmissive support frame (2) that are symmetrical to each other, a slide rail (3) mounted between the left transmissive support frame (1) and the right transmissive support frame (2), a left hot press support plate (4) and a right hot press support plate (5) slidably connected to the slide rail (3), a manipulator support frame (6) provided behind the slide rail (3), and a manipulator (7) mounted on the manipulator support frame (6). The transmissive hot-pressing apparatus for use in clothing customization is structurally simple, convenient to operate, and highly automated. When clothing is laminated, an ironing machine (8) is driven by the manipulator (7) to perform preliminary ironing of the clothing; after hot pressing, the transmissive structure on the transmissive support frames automatically transmit the hot press support plate to move below a hot press plate (14) for hot pressing and to return automatically upon completion; the transmission efficiency is high, the hot-pressing efficiency is high, the level of participation of manual operations is reduced, and potential safety risks are reduced.
Patent WO-2022011958-A1 (WO)
Title: Preparation method for and use of ptfe-based membrane for preventing marine fouling organisms from adhering to offshore wind power single pile
Inventor: LIU JIANPING
IPC: B29D7/01
Filed: 2020-12-15
Abstract: Disclosed are a preparation method for and use of a PTFE-based membrane for preventing marine fouling organisms from adhering to an offshore wind power single pile, which relate to the technical field of environmentally friendly antifouling materials for marine engineering equipment. A membrane forming process with high density and a high degree of orientation is used to prepare a PTFE-based membrane of a nano/micron ultra-micro surface multi-morphology, which has ultra-low surface energy and ultra-low surface adhesion and has good salt spray resistance, seawater resistance, corrosion resistance, adhesion resistance, contamination resistance, fatigue resistance, moisture absorption resistance and size stability, and has high wear resistance and high transparency, so as to solve the problem of adhesion of marine fouling organisms to static marine equipment such as an offshore wind power plant (an offshore platform), and greatly reduce the attachment of biocenosis mucous membrane on a surface of the membrane. The PTFE-based membrane achieves automatic removal of the attached marine fouling biocenosis, and effectively prevents contamination and corrosion of the static marine equipment by the marine fouling organisms.
Patent WO-2021136436-A1 (WO)
Title: Fastener side edge rubber chain belt
Inventor: LIU SUHUA
IPC: B65G17/02
Filed: 2020-12-30
Abstract: A fastener side edge rubber chain belt (1), comprising a conveyor belt (2), drive chains (3), and chain connection conveyor belt pieces (4). The conveyor belt (2) comprises fixed chain joint shaft adhesive tape (5) or fixed annular chain adhesive tape (6); the drive chains (3) each comprise a roller chain (7) or an annular chain (8); the roller chain (7) comprises a fastener sprocket shaft (9); the chain connection conveyor belt pieces (4) each comprise a fixed fastener sprocket shaft piece (10) or a connecting annular chain piece (11); the fixed fastener sprocket shaft piece (10) connects the fastener sprocket shaft (9) to the fixed chain joint shaft adhesive tape (5) to form a fastener side edge rubber chain belt (1); the fixed fastener sprocket shaft piece (10) and the fastener sprocket shaft (9) are separately connected or integrated; a side edge of the fixed chain joint shaft adhesive tape (5) is provided with a fixed chain joint shaft through hole (13), a fixed chain joint shaft seam edge (15), a fixed chain joint shaft fastener edge (16), a fixed chain joint shaft side edge overlapping belt (20), a fixed chain joint shaft side edge steel wire belt, a fixed chain joint side edge strong adhesive tape, or a fixed chain joint shaft zipper; a side edge fastener (25) belt piece may be provided on the conveyor belt (2); and the fixed fastener sprocket shaft piece (10) and the side edge fastener belt piece (25) are connected.
Patent WO-2021136490-A1 (WO)
Title: Lithium-rich manganese-based material, preparation method therefor and application thereof
Inventor: WANG JUN
IPC: H01M4/36
Filed: 2020-12-31
Abstract: The present invention relates to the technical field of lithium ion batteries, and disclosed are a lithium-rich manganese-based material, a preparation method therefor and an application thereof. The material comprises a substrate and a cladding layer clad on the surface of the substrate; the substrate contains a substance the chemical formula of which is Li 1.2+x [(Mn 1-a-b-c Co a Ni b M c ) 1-d M' d ] 0.8-x O 2 ; the cladding layer contains a substance the chemical formula of which is Li u (Li 1-v-γ N v N' γ )O 2 ; and in the material, the weight ratio of the content of the substrate and the cladding layer is 100:0.01-10. The lithium-rich manganese-based positive electrode material provided in the present invention exhibits an excellent cycle performance, a high charge-discharge specific capacity performance, a high initial coulombic efficiency performance, etc.
Patent WO-2022057160-A1 (WO)
Title: Polyanionic zinc salt hydrogel electrolyte and zinc battery system
Inventor: ZHAO JINBAO
IPC: H01M6/04
Filed: 2020-12-31
Abstract: A polyanionic zinc salt hydrogel electrolyte and a zinc battery system. The electrolyte is an organic acid zinc salt polymer prepared from an organic monomer, a zinc salt, a cross-linking agent and an initiator by means of a polymerization reaction, wherein the concentration of the organic monomer is 0.1-10 mol/L, and the molar concentration ratio of the organic monomer to the zinc salt is (0.1 : 1)-(10 : 1); the organic monomer contains a carbon-carbon double bond and at least one of a sulfonic acid group, an imide group, a sulfonimide group, a carboxylic acid group and a boric acid group; and the zinc salt is a soluble zinc salt. The zinc battery system uses the polyanionic zinc salt hydrogel electrolyte; and by fixing anions in the electrolyte, the occurrence of side reactions is reduced, the growth of zinc dendrites is inhibited, and the electrochemical performance and cycle stability of the zinc battery system are improved.