baber/WOPTO huggingface dataset:
Patent WO-2019153722-A1 (WO)
Title: Terminal communication method and device, terminal and storage medium
Inventor: CUI XIYUAN
IPC: H04L29/08
Filed: 2018-08-29
Abstract: Disclosed is a terminal communication method, comprising: transmitting a message to reception terminals by means of a router on the basis of a zero configuration network service protocol according to a preset message transmission mode, the preset message transmission mode including a broadcasting mode; and when response information, transmitted by the reception terminals, for the message is acquired, storing attribute information of the reception terminals in the response information, and establishing a communication connection with the reception terminals according to the attribute information of the reception terminals, the transmission terminal being any one terminal accessing a local area network, and the reception terminals being all the other terminals except the transmission terminal in the local area network. Further disclosed are a terminal communication device, a terminal and a storage medium.
Patent WO-2019109693-A1 (WO)
Title: 一种生产纯天然染色纱线的方法
Inventor: HE CHIBIN
IPC: D06P1/00
Filed: 2018-09-07
Abstract: 一种生产纯天然染色纱线的方法，包括经轴轧染或筒经轧染的方法。该方法新颖巧妙，生产过程低碳环保，生产出的有色纱线可用于生产高档纯天然色织布料，产品色牢度高，且能同时满足消费者对产品的纯天然健康环保需求和花式品种的时尚需求。
Patent WO-2020051789-A1 (WO)
Inventor: HE YULIN
IPC: G06F17/18
Filed: 2018-09-12
Abstract: A method and device for generating a minimum entropy kernel density estimator and a computer-readable storage medium, used to reduce the uncertainty of an objective function and enhance the robustness of a kernel density estimator. The method comprises: constructing a first kernel density estimator for a first data set; determining an objective function for obtaining an optimal value of a window width parameter h; solving an expression of the window width parameter h by means of a second kernel density estimator and the objective function; and choosing a preset error threshold ξ and an initial value h 0  of the window width parameter h, and using an iterative algorithm to iterate the value of the window width parameter h until the absolute difference between the value of window width parameter h and the value of h obtained in the previous iteration is not greater than ξ. The technical solution of the present application reduces the uncertainty of the objective function and enhances the robustness of the kernel density estimator.
Patent WO-2019157815-A1 (WO)
Inventor: LIU DEQIANG
IPC: G02F1/13363
Filed: 2018-09-17
Abstract: 一种水平电场型的显示面板、其制作方法及显示装置。水平电场型的显示面板包括：相对而置的第一基板（100）和第二基板（200）；位于第一基板（100）与第二基板（200）之间的液晶层（300）；以及位于第一基板（100）与第二基板（200）之间的第一补偿膜层（400）。第一补偿膜层（400）用于在显示面板在受到非均匀外力的情况下，补偿轴向光线的相位延迟。
Patent WO-2019037797-A1 (WO)
Title: Automatic spraying program control system, and automatic spraying apparatus provided with same
Inventor: HENSON GREG
IPC: B05B12/00
Filed: 2018-10-09
Abstract: An automatic spraying program control system, and an automatic spraying apparatus provided with same. The automatic spraying program control system comprises: an operation apparatus, for remotely starting or stopping the automatic spraying apparatus; a program input module, comprising a timing unit, a relay unit, an input unit and a voice prompt unit; a custom selection module, for selecting a custom spraying mode before using the automatic spraying apparatus; a remote access module, for accessing the automatic spraying apparatus from an external network, receiving and processing data from the automatic spraying apparatus, and sending a data command to operate the automatic spraying apparatus; a remote update module, for remotely updating operation software of the automatic spraying apparatus. By means of the different modules and units, the automatic spraying program control system controls the automatic spraying apparatus to perform automatic spraying, and achieves the effects of spraying uniformly, saving energy, being easy to use and having a good absorption effect.
Patent WO-2019080862-A1 (WO)
Title: Signal transmission method and related device
Inventor: NIE GUANGCAI
IPC: H04B7/0408
Filed: 2018-10-24
Abstract: Disclosed by the embodiments of the present application are a signal transmission method and related device, used for forming, according to a second signal, at least two target beams pointing in the same direction, and sending a target RF signal. The method of the embodiments of the present application comprises: the antenna apparatus receives a target RF signal and a second signal sent by a distributed antenna system remote unit DRH; said target RF signal is generated by said DRH according to a first signal sent by a base station; the first signal is used for carrying user data; the frequency of the target RF signal is different from the frequency of the second signal; according to the second signal, the antenna apparatus forms at least two target beams pointing in the same direction; the antenna apparatus sends the target RF signal by means of the target beams.
Patent WO-2019165796-A1 (WO)
Inventor: YANG LONGFEI
IPC: G01R31/36
Filed: 2018-10-31
Abstract: A battery and a method for testing the remaining active lithium capacity in a negative electrode piece after battery discharging. Said testing method can obtain the remaining active lithium content in the negative electrode part of the battery, perform quantitative analysis on a lithium compensation amount of the battery, and further can preparatorily determine an actual lithium compensation degree of the battery, avoiding influencing the subsequent use of the battery due to insufficient lithium compensation or excessive lithium compensation of the negative electrode piece in the battery preparation process. Furthermore, the testing method is simple and has a high degree of accuracy.
Patent WO-2020097803-A1 (WO)
Title: Overlay comment processing method and apparatus, electronic device, and computer-readable storage medium
Inventor: WEI WEI
IPC: H04N21/431
Filed: 2018-11-13
Abstract: Embodiments of the present application disclose an overlay comment processing method and apparatus, an electronic device, and a computer-readable storage medium, relating to the technical field of video processing. The method comprises: acquiring a request to play an offline video file, wherein the offline video file is pre-stored in an electronic device; acquiring overlay comment data to be displayed corresponding to the offline video file; and playing the offline video file in a video playing interface of a client, and displaying the overlay comment data in the video playing interface. In the present application, when the offline video file is playing, the overlay comment data corresponding to the offline video file is simultaneously displayed, such that when viewing the offline video file, that is, a non-online video file, a user can also view the overlay comment data of the video file.
Patent WO-2019101120-A1 (WO)
Inventor: NISHIURA NAOTO
IPC: D06F23/04
Filed: 2018-11-22
Abstract: 一种不使用其他部件来限制装接于波轮的主体部的旋转体向上方的移动，能抑制成本和组装工时增加，而且不容易导致品质降低的洗衣机，波轮(26)包括：主体部(26a)，具有多个叶片部；以及旋转体(130)，旋转自如地装接于主体部(26a)。主体部(26a)包括：第一轴部(112)，相对于配置面(110b)突出；爪部(115)，以向外侧伸出的方式设置于第一轴部(112)；以及第二轴部(113)，位于第一轴部(112)的外侧并具有圆筒状的外周面(113a)，旋转体(130)包括：开口部(132)，供第一轴部(112)插入；卡合面(133)，设置于开口部(132)的周围，在旋转体(130)从第一轴部(112)脱落的方向上与爪部(115)卡合；以及包围肋(136)，具有与第二轴部(113)的外周面(113a)对置的内周面(136a)，包围第二轴部(113)。
Patent WO-2019128597-A1 (WO)
Inventor: KAWAGUCHI TOMONARI
IPC: D06F34/08
Filed: 2018-11-27
Abstract: A washing machine using a new determination method for eccentricity determination. The determination method can perform appropriate compensation when an eccentric state is determined using a d-axis voltage, and determines an eccentric state according to conditions and using a parameter equivalent to or substituting for the d-axis voltage. The washing machine comprises: a motor (M), for driving a spin-dry drum to rotate; and a control unit (C), for performing a vector control on the torque generated by the motor (M), wherein the control unit (C) comprises an eccentricity determination portion (100) for determining an eccentric state of the spin-dry drum according to a size of a phase difference Δθ between a d-axis phase estimated for vector control and an actual d-axis phase.
Patent WO-2019109849-A1 (WO)
Title: 具有控制系统的无接触传动装置
Inventor: LAW WANFU
IPC: H02K49/10
Filed: 2018-11-29
Abstract: 本发明公开了一种具有控制系统的无接触传动装置，包括主动传动箱体、从动传动箱体、转速模块和转向模块，还包括依次设置的马达、第一磁体、第二磁体和从动轴，所述第一磁体与所述马达驱动的主动轴连接，所述第二磁体与所述从动轴连接，所述第一磁体和第二磁体相对设置。本申请的无接触传动装置，可以通过第一磁体与第二磁体之间的磁耦合进行动力传递，可以应用于对泄漏有特殊要求的场合，以及可以实现主动部分和从动部分的分离设置。
Patent WO-2019114712-A1 (WO)
Title: 数据加密或解密的方法、装置和终端设备
Inventor: QI YUNFEI
IPC: G06F21/32
Filed: 2018-12-12
Abstract: 一种数据处理的方法、装置和终端，该方法在包括触摸显示屏和指纹识别模块的终端设备中执行，其中，触摸显示屏与指纹识别模块的配置平面平行或近似平行，指纹识别模块在该触摸显示屏上的投影位于第一区域，该第一区域是触摸显示屏的部分区域，包括：在触摸显示屏上呈现一个或多个控件元素，该一个或多个控件元素与一个或多个数据一一对应（S410）；当检测到将第一控件元素从第二区域之外的位置拖动到第二区域内的操作时，基于该指纹识别模块获得的指纹数据对第一控件元素对应的第一数据进行加密或解密，该第二区域包括该第一区域的至少部分区域（S420），从而能够一步完成确认加解密和鉴权的操作，缩短数据加密或解密的操作步骤和时间，提高用户体验。
Patent WO-2019128709-A1 (WO)
Title: 流量计费控制方法、装置和系统、计算机可读存储介质
Inventor: XIONG WEI
IPC: H04W4/24
Filed: 2018-12-12
Abstract: 流量计费控制方法、装置和系统，计算机可读存储介质，所述流量计费控制方法包括：获取终端的位置信息，根据所述终端的位置信息确定所述终端当前位置对应的计费策略；基于所述终端当前位置对应的计费策略生成所述终端的话单。
Patent WO-2019192210-A1 (WO)
Title: Constant-temperature and constant-humidity indoor unit, constant-temperature and constant-humidity system, and control method therefor
Inventor: ZHOU ZHIBIN
IPC: F24F11/89
Filed: 2018-12-17
Abstract: A constant-temperature and constant-humidity indoor unit, a constant-temperature and constant-humidity system, and a control method therefor, wherein the constant-temperature and constant-humidity indoor unit comprising: a fan (1); a first evaporator (2); a second evaporator (3), wherein the second evaporator (3) and the first evaporator (2) are arranged in parallel in a refrigerant compression cycle of the constant-temperature and constant-humidity indoor unit; and a first electronic expansion valve (4) that is disposed in the refrigerant compression cycle of the constant-temperature and constant-humidity indoor unit and is arranged in series with the first evaporator (2), wherein the first electronic expansion valve (4) is used for controlling the flow rate of a refrigerant in the first evaporator (2). By means of arranging two evaporators in parallel, wherein the first electronic expansion valve (4) is fully closed and de-humidification is performed by the second evaporator (3), a frequency increase of a compressor (9) is avoided, resulting in an increase in cooling capacity, thus effectively avoiding circumstances in which high-power electric auxiliary heat is turned on and energy is not conserved.
Patent WO-2020124458-A1 (WO)
Inventor: CHEN YAN
IPC: G06F3/0488
Filed: 2018-12-19
Abstract: L'invention concerne un procédé de traitement d'instructions et un appareil associé, le procédé comportant les étapes suivantes: un dispositif électronique acquiert une première instruction (S201); le dispositif électronique détecte si la première instruction comprend une sémantique prédéfinie (S202); si oui, la première instruction est importée dans un modèle de conversion de police pour obtenir une seconde instruction dans une police personnalisée qui se conforme aux habitudes de composition d'un utilisateur (S203); et la seconde instruction est délivrée (S204). La présente invention a pour avantage d'améliorer la souplesse et l'intelligence du traitement d'instructions.
Patent WO-2020132929-A1 (WO)
Inventor: FAN HUAYONG
IPC: C08L83/00
Filed: 2018-12-26
Abstract: Provided are a phosphorous and silicon containing flame retardant, a preparation method therefor, a flame retardant resin composition, a prepreg and a metal foil-cladding laminate. The phosphorous and silicon containing flame retardant has a structure as represented by formula (I), can function as a curing agent and a halogen-free flame retardant at the same time, and can achieve the flame retardant effect of UL94 V-0 at a lower phosphorus content. (I)
Patent WO-2020133048-A1 (WO)
Inventor: NIU LITAO
IPC: G06F1/16
Filed: 2018-12-27
Abstract: 一种机器人（1000）、机器视觉光源系统（100）及其光源装置（10），光源装置（10）包括：主体部（11）、支撑架（12）、发光板（13）以及电路机构（14），主体部（11）内部形成有收容腔（112），且收容腔（112）上形成有开口（114）；支撑架（12）与主体部（11）旋转连接；发光板（13）至少部分位于支撑架（12）上，并可沿支撑架（12）调整尺寸，发光板（13）的一部分与支撑架（12）连接，发光板（13）的另一部分通过开口（114）收容于收容腔（112）内；电路机构（14）与发光板（13）位于支撑架（12）上的部分电连接，以使位于支撑架（12）上的部分发光板（13）发光。通过设置与主体部（11）旋转连接的支撑架（12），并将发光板（13）设置在支撑架（12）上的部分与电路机构（14）电连接，通过支撑架（12）的伸缩和旋转以调整发光板（13）的发光面积和发光角度。调节过程简单，操作便捷，且可以节省能源和成本。
Patent WO-2020133473-A1 (WO)
Inventor: LIU JIPENG
IPC: G06F11/14
Filed: 2018-12-29
Abstract: 本发明实施例提供了一种备份数据的方法，应用于存储系统中，所述存储系统包括第一存储设备、第二存储设备和备份存储设备，所述第一存储设备中构建有第一逻辑单元LUN，所述第二存储设备中构建有第二逻辑单元LUN，所述第一LUN和所述第二LUN设置为双活关系。该方法包括在对所述第一LUN备份时，向所述第二LUN所归属的第二存储设备发送查询数据一致性点的请求消息，所述请求消息中包括所述第一LUN的IO数据状态记录，所述IO数据状态记录用于记录所述第一LUN中下盘的IO。接收所述第二存储设备根据所述第一LUN的IO数据状态记录以及所述第二存储设备中存储的所述第二LUN的IO数据状态记录得到的数据一致性点的信息。根据所述数据一致性点对所述第一LUN创建快照，并提供本次快照与上次快照之间的差异数据，所述差异数据被写入到所述备份存储设备中为本次备份创建的备份映像中。由此减少存储的备份数据。
Patent WO-2019137314-A1 (WO)
Inventor: NI JIQING
IPC: H04L5/00
Filed: 2019-01-04
Abstract: 本申请公开了一种跨Numerology的HARQ管理控制方法、装置和基站，所述方法包括：基站根据其为每一Numerology分配的待发送数据包的个数，为每一Numerology分配相应数量的混合自动重传请求HARQ传输进程；针对每一Numerology，利用已分配的HARQ传输进程分别向所述UE的设备标识对应的UE发送待发送数据包和该HARQ传输进程的HARQ进程号。采用本申请提供的方法，不仅有效实现了HARQ进程号的统一管理，还实现了跨Numerology的HARQ进程号的处理和数据包的重传。
Patent WO-2020143007-A1 (WO)
Inventor: LI PU
IPC: G06T9/00
Filed: 2019-01-10
Abstract: Provided are a method and device, used for processing a three-dimensional data point set, which can increase flexibility in encoding three-dimensional data point sets and thereby improve encoding performance. The method comprises: encoding or decoding the N-th layer of a multi-fork tree in a breadth-first manner (310); if all three-dimensional data points in the first node of the N-th layer fall within the same node of the M-th layer under the first node, then encoding or decoding the first node in a depth-first manner; N and M being integers greater than or equal to 1 (320).
Patent WO-2020010834-A1 (WO)
Inventor: ZU QUAN
IPC: G06F16/242
Filed: 2019-01-11
Abstract: 本发明公开了一种问答库泛化方法、装置及设备，该方法包括：获取目标问句、实体关键词列表和等价句式模式数据，实体关键词列表包括FAQ问答库中的问句中的实体，等价句式模式数据包括问句通过句式变换得到的等价句式模式，以及等价句式模式中的每一种句式模式通过句型变换得到的等价句型模式；根据实体关键词列表和等价句式模式数据生成目标问句的等价问句，等价问句包括目标问句中的实体和目标问句所属的等价句式模式中的等价句型模式。通过等价句式和等价句型的扩展，提高了FAQ问答库的泛化能力，利用这样的FAQ问答库作为后继与用户问句匹配的参考集合，能够进一步提高用户问句回答的召回率和准确率，在涉及FAQ的诸多技术领域具有良好的应用前景。
Patent WO-2020163975-A1 (WO)
Inventor: ZHANG HEQIANG
IPC: C09J4/02
Filed: 2019-02-11
Abstract: Provided is a light curable (meth) acrylate resin composition for thermoplastic elastomer bonding. The light curable (meth) acrylate resin composition comprises: a (meth) acrylic monomer, a polyolefin (meth) acrylate oligomer having a viscosity of 200 000 to 2 500 000 mPa*s at 25°C, and a photoinitiator. Provided are a cured product of the light curable (meth) acrylate resin composition and a use of the composition.
Patent WO-2020164083-A1 (WO)
Inventor: WU HAO
IPC: H04B7/0417
Filed: 2019-02-15
Abstract: L'invention concerne des procédés, des systèmes et des dispositifs permettant de réduire le surdébit de canal de rétroaction d'informations d'état de canal par une compression de coefficients de vecteurs de précodage et un rapport d'un sous-ensemble des coefficients compressés en fonction de plusieurs paramètres comprenant des paramètres signalés par réseau. Certains modes de réalisation peuvent être utilisés dans des modes de réalisation de communication sans fil dans lesquels des informations d'état de canal provenant de nombreuses couches et de nombreuses unités de domaine de fréquence doivent être rapportées.
Patent WO-2020155220-A1 (WO)
Inventor: SHAN JIANFENG
IPC: G02F1/1335
Filed: 2019-02-20
Abstract: La présente invention concerne une couche de film optique et un dispositif d'affichage. La couche de film optique comprend une couche optique à axe optique unique négative et une couche optique isotrope ; de multiples rainures sont formées sur un côté de la couche optique à axe optique unique négative, et la couche optique isotrope comprend une partie en forme de plaque ainsi que de multiples structures en saillie qui sont fixées à un côté de la partie en forme de plaque et qui correspondent aux formes et aux dimensions des rainures ; l'indice de réfraction de la couche optique isotrope est inférieur à l'indice de réfraction de la lumière ordinaire de la couche optique à axe optique unique négative ; sur la direction dans laquelle les multiples structures en saillie sont distribuées, les largeurs des structures en saillie se trouvent dans la plage de la longueur d'onde de la lumière incidente.
Patent WO-2020007060-A1 (WO)
Title: Disk ball
Inventor: DONG WEIJIAN
IPC: A63H1/12
Filed: 2019-03-05
Abstract: A disk ball, comprising: a rotating shaft (1); a first rotating body (2) that is provided around the upper part of the rotating shaft (1), wherein the central position of the upper end part of the first rotating body (2) is provided with a universal rolling ball (4); a second rotating body (3) that is provided around the lower part of the rotating shaft (1), wherein the central position of the lower end part of the second rotating body (3) is provided with the universal rolling ball (4), and at least one of the first rotating body (2) and the second rotating body (3) can rotate relative to the rotating shaft (1); an intermediate revolving body (5) located between the first rotating body (2) and the second rotating body (3), wherein the intermediate revolving body is fixedly connected or rotatably connected around the middle part of the rotating shaft (1), the intermediate revolving body (5) is an elastic component, and the diameter thereof is greater than that of the first rotating body (2) and the second rotating body (3); and multiple hit hammers (55). The disk ball increases a traveling distance, and entertainment and exercise.
Patent WO-2020052239-A1 (WO)
Inventor: SONG LONGFENG
IPC: H05K9/00
Filed: 2019-04-18
Abstract: 本发明提供了一种电磁屏蔽膜的制备方法，包括以下步骤：提供载体膜层，在所述载体膜层上制备绝缘层；采用真空镀的方式对所述绝缘层进行导电化处理；将经导电化处理的绝缘层基体置于碱性电解液中，采用碱液沉淀法在所述导电化的基体表面进行至少三次电镀沉降，制备金属屏蔽层；将金属屏蔽层置于微蚀液中，进行表面微蚀，得到微蚀层；将经微蚀处理后的所述金属屏蔽层置于酸性电解液中，进行至少一次酸液沉降处理，制备发泡金属层；在所述发泡金属层表面依次制备导电胶层和保护膜层，得到电磁屏蔽膜。
Patent WO-2020215266-A1 (WO)
Title: 预防猪瘟病毒感染的重组蛋白质及含其的组合物及细胞
Inventor: LIN JIUNN-HORNG
IPC: A61P31/14
Filed: 2019-04-25
Abstract: 本揭露关于一种预防猪瘟病毒感染的重组蛋白质及含其的组合物及细胞。所述重组蛋白质包含抗原部分及携铁蛋白质部分。所述抗原部分为猪瘟病毒的E2蛋白质。本揭露的重组蛋白质可诱发猪只产生抵抗猪瘟病毒感染的免疫反应，有助于养猪产业的猪瘟防治工作。
Patent WO-2020010896-A1 (WO)
Title: Powder formulation for phenylketonuria patient and preparation method therefor
Inventor: YANG GUOMIN
IPC: A23L33/12
Filed: 2019-04-26
Abstract: A powder formulation for phenylketonuria patients, prepared from the following components by mass percentage: 60-90% of vegetable oil fat powder, 8-20% of compound amino acid, 0-6.45% of fructo-oligosaccharide (Fos), 0-6.45% of galacto-oligosaccharide (Gos), 0.012-0.058% of nucleotide, 0.06-0.41% of multi-vitamin, and 1.059-4.717% of multi-minerals, the powder formulation containing no phenylalanine. A method for preparing the powder formulation, comprising the following steps: material preparation, material feeding, mixing and stirring, material discharging and storage, packaging and inspection.
Patent WO-2020232709-A1 (WO)
Inventor: ZHU XIAOLING
IPC: G01C21/00
Filed: 2019-05-23
Abstract: A method and system for evaluating quality of a point cloud map is provided. The method may include dividing the point cloud map into a plurality of sub-maps (S702), at least one of the sub-maps is formed by a plurality of point cloud frames with respect to a scene and is overlapped with one or more of the remaining sub-maps. The method may also include estimating, by a processor, degrees of matching between the at least one sub-map and each of the remaining sub-maps using a model (S704). The method may further include calculating, by the processor, a quality score of the at least one sub-map based on the estimated degrees of matching (S706). The method may further include constructing a high-definition map based on the point cloud map when the quality score exceeds a threshold (S710).
Patent WO-2020248219-A1 (WO)
Inventor: LUAN GUANGHUI
IPC: E05B15/00
Filed: 2019-06-14
Abstract: 本发明公开了一种自动复位无源转舌锁，由锁体和钥匙组成，钥匙可插入锁体的锁孔内。由于本发明所述的锁体包括锁壳、转套、锁盖、复位弹簧、销子弹簧、销子、锁体PCB、电机、凸轮、复位推块、两个锁上触点，在锁体中，转套安装在锁壳内，锁体PCB、电机、凸轮等都被安装在锁盖与转套构成的转套内腔中，具有体积较小、结构简单、电机耗电量小的优点。
Patent WO-2020034755-A1 (WO)
Inventor: LI LICHUN
IPC: H04L9/08
Filed: 2019-06-21
Abstract: 一种多方安全计算方法，应用于分布式网络中部署的任一计算节点；所述分布式网络部署了多个计算节点，所述多个计算节点基于各自持有的隐私数据共同参与多方安全计算；其中，所述计算节点对接了可信密钥源；所述方法包括：从所述可信密钥源获取可信密钥；基于获取到的所述可信密钥对持有的隐私数据进行加密得到密文数据；至少将所述密文数据作为计算参数发送至参与多方安全计算的其它计算节点，以由所述其它计算节点基于收集到的由参与多方安全计算的各计算节点发送的计算参数执行多方安全计算。
Patent WO-2020107884-A1 (WO)
Inventor: SUN MIN
IPC: H02P6/18
Filed: 2019-06-26
Abstract: Provided is a resolver circuit for an electric bicycle. The resolver circuit further accurately detects a position of a motor during operation, and comprises a magnetic encoder chip U10 and a 3.3V power supply. The magnetic encoder chip U10 comprises eight pins, wherein a first pin is connected to ground, a second pin is connected to an input terminal of a single chip microcomputer, a third pin and a fourth pin are connected to the 3.3V power supply, a sixth pin is suspended, and a fifth pin, a seventh pin, and an eighth pin are separately connected to input terminals of the microcomputer.
Patent WO-2020237786-A1 (WO)
Inventor: WANG XIAN
IPC: F16K15/03
Filed: 2019-07-12
Abstract: An elastic check valve, comprising a valve body (1), a valve cap (2), a valve plate (3), a sealing gasket (4), a spring (5), and pins (6), the valve body being arranged at the upper end of the valve cap, two bosses (7) being arranged symmetrically on both sides of the upper end of the valve cap, the valve plate, the sealing gasket, and the spring being arranged between the valve cap and the valve body by means of the pins passing through the bosses, the valve plate being connected to the sealing gasket by means of a mutually engaging cylindrical column (8) and through hole (9), the valve plate being arranged in the middle of the bosses by means of the pins and pin holes (12), a spring press rod (13) extending from the spring, and the spring press rod extending to the rear face of the valve plate. The present elastic check valve uses a soft sealing structure; when there is flow, the sealing gasket on the valve plate is flushed open to release water and, when there is no flow, the sealing gasket is reset to the sealing face under the action of spring force, the spring being used to compress the valve plate and the sealing gasket to prevent the occurrence of water leakage; the sealing effect is good, and the sealing is good even when the material is slightly deformed.
Patent WO-2020029764-A1 (WO)
Title: Ink-jet printing method
Inventor: CHANG YUAN
IPC: B41M5/00
Filed: 2019-07-19
Abstract: Disclosed is an ink-jet printing method, characterized by comprising the following steps: a. performing interval division on a jet characteristic curve of a nozzle according to a waveform change and a printing effect; b. testing the divided intervals to find printing driving pulses respectively corresponding to the intervals; and c. formally starting printing, and during the printing process, a nozzle control board performing drive control for the intervals by means of switching to the corresponding printing driving pulses. By means of the printing method, where an ejection state is abnormal when a piezoelectric ceramic in a nozzle generates resonance during the increase of the ignition frequency, a compensation driving voltage can be switched, or, the image printing resolution can be increased/decreased, thereby ensuring good printing quality; and during the process of a printing medium accelerating to a high transmission speed, a print image which meets standards can always be printed, thereby improving printing efficiency.