baber/WOPTO huggingface dataset:
Patent WO-2020155829-A1 (WO)
Title: 一种基于霍尔效应传感器和平面电机的位移装置
Inventor: DING CHENYANG
IPC: H02K11/215
Filed: 2019-11-29
Abstract: 一种基于霍尔效应传感器和平面电机的位移装置（1），至少包括一个平面电机定子（10）、一个平面电机动子（20）和一个霍尔效应传感器阵列（30），平面电机定子（10）上的磁体阵列（11）在与X方向和Y方向大致平行的第一平面上延伸，形成一个工作区，平面电机动子（20）上的线圈阵列配置在与第一平面平行的第二平面上，线圈阵列与磁体阵列（11）相互作用使平面电机动子（20）在工作区范围内产生至少两个自由度的位移，磁体阵列（11）由第一磁体块（11X）和第二磁体块（11Y）交替成行成列配置，霍尔效应传感器阵列（30）由多个霍尔效应传感器组成，安装在平面电机动子（20）上，磁体阵列（11）的磁体块在X方向的尺寸不小于霍尔效应传感器阵列（30）的列间距的两倍，磁体阵列（11）的磁体块在Y方向的尺寸不小于霍尔效应传感器阵列（30）的行间距的两倍。
Patent WO-2020140682-A1 (WO)
Inventor: XU BO
IPC: B25J11/00
Filed: 2019-12-05
Abstract: 一种与机器人服务有关的方法，包括：获取待服务区域的图像，其中待服务区域包括通过对待服务区域进行等面积栅格划分获得的可服务栅格；对图像进行行人识别以获取预设时段内各可服务栅格的行人热度；和将行人热度超过预设阈值的可服务栅格及以其为中心的预设范围内的可服务栅格标记为待服务栅格，得到由待服务栅格组成的待服务子区域。该方法能够将行人热度大的区域分配给特定机器人去执行服务，由此提高了清扫效率。还提供了执行上述与机器人服务有关的方法的系统、可读存储介质。
Patent WO-2020134985-A1 (WO)
Inventor: SUN XUERONG
IPC: B66B13/30
Filed: 2019-12-06
Abstract: 一种底部具有缓冲效果的电梯轿厢，包括外箱（1），外箱（1）的内部安装有内箱（4），内箱（4）上安装有电梯门（2），内箱（4）的内侧背面安装有移动复位装置（16），移动复位装置（16）上安装有扶手装置（13），内箱（4）的内部安装有老人椅（11），内箱（4）的内部背面开设有限位槽（12），内箱（4）的顶部安装有空气净化装置（14）。该底部具有缓冲效果的电梯轿厢，通过在内箱（4）底部安装缓冲块（5）、乳胶垫（6）、挡板（17）、减震板（10）、橡胶垫（18）、驱动结构（8）和减震弹簧（9），使得电梯在使用时，不会猛然直上和猛然直下，会在一定程度上减少晃动，从而有效的改善了电梯的使用效果，减少人的眩晕情况，间接的对人身安全起到了一定的保护作用。
Patent WO-2020224262-A1 (WO)
Inventor: TANG ZHI
IPC: A61B17/128
Filed: 2019-12-13
Abstract: A slide slot type multi-arm clamp, comprising a handle (1), a catheter (2), a clamping portion (3), a spring tube (5), and a control line (4). In practical applications, an operator applies axial thrust and tension to the handle (1) to drive the control line (4) to move, so as to open/close and lock the clamping portion (3). Moreover, a side clamp arm (31) and a clamp base (33) in the clamping portion (3) can be easily separated from the catheter (2) or the spring tube (5) to stay in a human body to achieve the functions of hemostasis and tissue suture. The slide slot type multi-arm clamp can achieve the effect of minimizing the length of the instrument retained in the human body by means of the cooperation of the side clamp arm (31) and the clamp base (33); moreover, the structure of a moving slide slot (34) on the side clamp arm (31) can implement accurate and repeatable opening and closing, simplify the operation, and improve the success rate.
Patent WO-2020155971-A1 (WO)
Inventor: CHEN KAIJIA
IPC: A63F13/55
Filed: 2019-12-26
Abstract: 一种虚拟对象的控制方法及装置、终端及存储介质。所述控制方法，包括：采集用户的多个图像（S110）；根据所采集的多个图像，确定所述用户的姿态变化的姿态变化参数（S120）；根据姿态变化参数，控制用户对应的虚拟对象（S130）。
Patent WO-2021134203-A1 (WO)
Title: Bone conduction microphone
Inventor: ZHANG JINYU
IPC: H04R19/01
Filed: 2019-12-30
Abstract: The present utility model provides a bone conduction microphone, comprising: a substrate, a spring plate provided opposite to the substrate and spaced apart from the substrate, and a cavity enclosure wall provided between the substrate and the spring plate, the cavity enclosure wall being respectively connected to the edges of the substrate and the spring plate, so as to form a cavity having an accommodating space between the spring plate and the substrate; and the bone conduction microphone further comprises a fixed electrode plate fixed on the surface of the substrate facing the spring plate, a mass plate fixed on the surface of the spring plate facing the substrate, and an electret provided on the surface of the mass plate facing the substrate, the electret being provided opposite to the fixed electrode plate and spaced apart from the fixed electrode plate so as to form a capacitor. In the present utility model, the electret on the mass plate and the fixed electrode plate can form a capacitor having a gap, and the structure is simple and the manufacturing cost is low.
Patent WO-2021134614-A1 (WO)
Title: Communication method, device and system
Inventor: WANG NANXIN
IPC: H04W88/04
Filed: 2019-12-31
Abstract: Embodiments of the present application provide a communication method, device and system, used for solving the problem in the prior art of a large delay due to SD-RSRP measurement in the process of implementing relay discovery by using the existing PC5-U. The method comprises: a first terminal device receives first sidelink control information (SCI) and a first message from a second terminal device, the first SCI comprising a first identifier used for indicating that the first message is a discovery message, and the discovery message being used for indicating that the second terminal device is a relay terminal device. The first terminal device determines that the first message is the discovery message according to the first identifier.
Patent WO-2020156159-A1 (WO)
Inventor: HUANG HUEI-FANG
IPC: H05K3/38
Filed: 2020-01-15
Abstract: 本发明提供一种电解铜箔、集电体、电极及包含其的锂离子二次电池。所述电解铜箔包含位于相反侧的一沉积面及一辊筒面。于第一实施方案中，电解铜箔的沉积面与辊筒面的ΔRS至多约95MPa，且沉积面的Vv约0.15μm 3/μm 2至1.35μm 3/μm 2。于第二实施方案中，电解铜箔的沉积面的Sku约1.5至6.5，且沉积面的Vv约0.15μm 3/μm 2至1.35μm 3/μm 2。前述特性能有利于提升电解铜箔的质量，进而延长包含此电解铜箔的锂离子二次电池的充放电循环寿命。
Patent WO-2021036191-A1 (WO)
Inventor: LIU QI
IPC: G06Q40/04
Filed: 2020-01-15
Abstract: Disclosed are a transaction scheduling method and apparatus. The method comprises: a blockchain node determining the data volume of a received privacy transaction (202); and by means of a single instance of function calling, the blockchain node packaging a plurality of privacy transactions, the sum of the data volumes of which is not greater than a preset threshold value, and transferring same to a trusted execution environment (204), wherein when the transferred data volume is not greater than the preset threshold value, a first overhead volume generated by the single instance of function calling is unrelated to the transferred data volume, and when the transferred data volume is greater than the preset threshold value, a second overhead volume generated by the single instance of function calling is greater than the first overhead volume and is positively correlated with the transferred data volume.
Patent WO-2020156557-A1 (WO)
Title: Bicyclette électrique pliable
Inventor: OUYANG XIANGLIN
IPC: B62K15/00
Filed: 2020-02-03
Abstract: La présente invention concerne une bicyclette électrique pliable, comprenant une fourche avant, une plaque de pédale et un support de selle. La partie supérieure du support de selle a une structure creuse. Le support de selle peut tourner autour de l'extrémité arrière de la plaque de pédale, et la fourche avant peut tourner autour de l'extrémité avant de la plaque de pédale. Lorsque le support de selle tourne vers l'avant pour venir en butée contre la plaque de pédale, la fourche avant est tournée vers l'arrière de façon à être contenue dans la partie creuse du support de selle et serre le support de selle. La bicyclette électrique est facile à plier, a une efficacité de pliage élevée, et est commode à transporter, et l'espace de stockage peut être grandement réduit.
Patent WO-2020168961-A1 (WO)
Inventor: XIE WENWEI
IPC: H04L45/74
Filed: 2020-02-12
Abstract: 本申请实施例公开了一种数据处理方法及装置，其中方法包括：边缘设备确定接收到客户端设备发送的第一数据包后，解析第一数据包，得到数据包对应的虚拟IP地址和目的端口(201)；边缘设备根据虚拟IP地址，查询IP地址映射表，得到虚拟IP地址对应的目的IP地址(202)；边缘设备根据目的IP地址和目的端口，发送第一数据包(203)。
Patent WO-2021159382-A1 (WO)
Inventor: WEN LI
IPC: G06Q30/00
Filed: 2020-02-13
Abstract: Des procédés, des kits et des systèmes (10) utilisant des étiquettes lisibles par machine (50) sont divulgués pour aider à des communications entre le fournisseur de matériau et l'utilisateur final d'un produit de film graphique, en particulier lorsque l'utilisateur final n'acquiert pas le produit de film graphique directement à partir du matériau, de telles communications pouvant concerner la garantie pour le produit de film graphique.
Patent WO-2020173373-A1 (WO)
Inventor: SHEN CHEN
IPC: H04W24/02
Filed: 2020-02-20
Abstract: 一种控制搜网的方法及终端，涉及通信技术领域。该方法包括终端获取第一路线信息，第一路线信息用于指示用户实际出行的路线；然后根据第一路线信息，从预先存储的至少一个路线的网络分布信息中，获取用户实际出行的路线的网络分布信息；用户实际出行的路线的网络分布信息包括路线信息、至少一个第一网络信息、与每个第一网络信息对应的区间信息；当终端脱网时，若确定至少一个第一网络信息中包括当前接入的小区的网络信息，则控制不进行搜网、以及根据与当前接入的小区的网络信息对应的区间信息，确定目标时长；终端在经过目标时长后，开始进行搜网。这种技术方案有助于终端在固定路线上脱网后能够及时恢复驻网的同时，节省终端的功耗。
Patent WO-2021168899-A1 (WO)
Inventor: DING XIANG
IPC: G06F3/01
Filed: 2020-03-06
Abstract: A simulated interaction control method applied to a smart shoe, comprising: external information is obtained and a current scenario is obtained according to said external information, and sense data measured by a sense module installed on a smart shoe is obtained; a vibration signal is subsequently generated according to the current scenario and the sense data; the vibration signal is then sent to a vibration module installed on the smart shoe, and consequently a working state of the vibration module on the smart shoe is controlled, causing a foot of a user to experience a bodily sensation; the vibration module is used for producing vibrations under the action of the vibration signal, and thereby causes the foot of the user to be vibrated. the foot of the user is able to feel vibrations by means of combining the sense module on the smart shoe of the user with a virtual scenario that the user is currently occupying to generate a corresponding vibration signal and consequently controlling the vibration module on the smart shoe to produce certain vibrations, thus solving the problem in the prior art where a user is unable to experience a current scenario through bodily sensation when occupying a state of non-reality.
Patent WO-2021184184-A1 (WO)
Title: Modulation and coding scheme indication for multi-slot transmissions
Inventor: DAI JING
IPC: H04W72/04
Filed: 2020-03-17
Abstract: Methods, systems, and devices for wireless communications are described. Generally, the described techniques provide for receiving an indication of a modulation and coding scheme (MCS) for a transmission, and selecting a modulation order for the transmission based on the MCS and a repetition characteristic (e. g., a number of slots) of the transmission. For example, the UE may select the modulation order from a new MCS table, or an updated MCS table. The described techniques further provide for determining a coding rate based on the modulation order and the MCS, and performing or receiving a transmission.
Patent WO-2020207336-A1 (WO)
Inventor: XIAO YANG
IPC: G06F1/16
Filed: 2020-04-03
Abstract: Provided is a flexible screen support structure of a mobile terminal with a flexible screen. The flexible screen support structure comprises a left support plate and a right support plate, wherein each of inner sides of the left support plate and the right support plate is connected to an elastic support sheet; the elastic support sheet comprises a fixed side and a free side; and a fixed side of a left elastic support sheet and a fixed side of a right elastic support sheet are fixedly connected to the left support plate and the right support plate respectively, and a free side of the left elastic support sheet and a free side of the right elastic support sheet respectively extend out of the inner side of the left support plate and the inner side of the right support plate. By means of the present support structure, a mechanism can be prevented from colliding with a screen layer, thereby protecting a flexible screen; and under the conditions of improving the strength of a screen, the bounce generated when the screen is folded is reduced, and both the strength and the flexibility of the screen are taken into account.
Patent WO-2020224479-A1 (WO)
Title: 目标的位置获取方法、装置、计算机设备及存储介质
Inventor: WANG NING
IPC: G06K9/62
Filed: 2020-04-28
Abstract: 本发明公开了一种目标的位置获取方法、装置、计算机设备及存储介质，属于计算机技术领域。所述方法包括：获取多帧图像；调用位置获取模型，位置获取模型的模型参数是基于选定目标在多帧样本图像中第一样本图像中的第一位置以及选定目标在第一样本图像中的第二位置训练得到；通过位置获取模型基于模型参数以及待检测目标在第一图像中的位置，确定待检测目标在第二图像中的位置。本发明通过训练得到的位置获取模型对多帧图像进行处理，以获取待检测目标在多帧图像中的位置，位置获取模型可以通过前向和反向过程，对初始模型进行训练，无需相关技术人员进行人工标注，减少了人工成本，提高了整个目标的位置获取过程的效率。
Patent WO-2021223149-A1 (WO)
Title: Ice bucket agitator and refrigerator appliance
Inventor: ZHOU QIANMAO
IPC: F25C5/04
Filed: 2020-05-07
Abstract: An ice bucket for a refrigerator appliance, includes a bucket body; an auger provided inside the bucket and including an auger shaft rotatable about a first shaft axis and a collet at a first end of the auger shaft and including an axially beveled surface formed circumferentially around the auger shaft; and an agitator provided in the bucket in mechanical communication with the auger, the agitator including an agitator shaft rotatable about a second shaft axis non-parallel to the first shaft axis, a plurality of first tines extending radially from the agitator shaft within the bucket body to engage ice therein, and a projection that extends perpendicularly from the agitator shaft opposite the plurality of tines. The projection engages with the axially beveled surface to oscillate the agitator.
Patent WO-2021226831-A1 (WO)
Inventor: ZHU QING
IPC: B32B15/09
Filed: 2020-05-12
Abstract: 本发明公开了装饰板材防木纹膜，包括膜底、第一粘合层、隔热层和木纹膜本体，所述木纹膜本体，所述木纹膜本体的两侧均设置有封边结构，所述木纹膜本体内部的底端设置有膜底，所述膜底内部底端的两侧均设置有折叠结构，所述膜底的顶端设置有第二粘合层，所述第二粘合层的顶端设置有隔热层，所述隔热层的顶端设置有第一粘合层，所述第一粘合层的顶端设置有耐磨结构。本发明通过设置在第二胶水层上的耐磨隔层，耐磨隔层粘在第二胶水层上，然后耐磨隔层与PTFE耐磨层相连接，实现了PTFE耐磨层固定在木纹膜本体的顶部，由于PTFE耐磨层具有很好的耐磨性，从而起到了对整个木纹膜本体耐磨的效果，保护了木材上的纹路。
Patent WO-2021008228-A1 (WO)
Inventor: LIN YAOJIAN
IPC: H01L25/16
Filed: 2020-05-20
Abstract: Provided in the present invention is a SIP encapsulation structure, comprising a first module, a second module and a shielding assembly, the first module and the second module being distributed horizontally or stacked vertically, and the first module and the second module having different electromagnetic sensitive frequencies; the shielding assembly comprising a first shielding structure covering the first module and a second shielding structure covering the second module, at least part of the first shielding structure and/or at least part of the second shielding structure being positioned between the first module and the second module.
Patent WO-2020248953-A1 (WO)
Inventor: WANG SHUBIN
IPC: H01R13/639
Filed: 2020-06-09
Abstract: Disclosed is an elastic pin structure for a busbar plug-in box. The elastic pin structure for the busbar plug-in box comprises a plug-in conductor and a flexible connection connected to the plug-in conductor, wherein the plug-in conductor can be connected to a lead-out conductor in the plug-in box by means of the flexible connection, an elastic member is arranged at a rear side end of the plug-in conductor, a pressing member is abutted against a rear side of the elastic member, and the pressing member can use the elastic member to elastically press against the plug-in conductor to enable the plug-in conductor to be electrically connected to a busbar conductor directly. After the above-mentioned structure is used, a plug-in conductor structure is simple in design, and small in thickness, the whole structural design is compact, the plug-in cooperation can be achieved without additionally processing the busbar conductor, the whole size is greatly reduced, the processing and manufacturing cost is reduced, the plug-in cooperation can be achieved only by using a surface of the busbar conductor in the usage process, plugging in is very convenient, plugging in and unplugging are also time-saving and labor-saving, and sufficient contact pressure can further be effectively guaranteed by using the elastic member for pressing and driving, so that contact reliability is high.
Patent WO-2021248413-A1 (WO)
Title: 一种机器人扫描系统
Inventor: JU XIAOLI
IPC: B29C33/20
Filed: 2020-06-11
Abstract: 一种机器人扫描系统，包括模具（1）、螺丝放置机构（4）、工作平台（2）、合模机器人（5）、控制系统、模具识别系统（7）和模具定位系统，模具（1）以及螺丝放置机构（4）设置于工作平台（2）上方，工作平台（2）下方设置有传输装置（6），工作平台（2）位于合模机器人（5）的前方，控制系统位于合模机器人（5）的后方靠近一侧处，模具识别系统（7）为视觉识别系统，合模机器人定位系统和螺丝锁紧定位系统均通过视觉识别系统来具体实现；视觉识别系统主要有视觉硬件系统和视觉软件系统两部分构成，视觉硬件系统包括相机、视觉光源、传感器，视觉硬件系统对模具（1）型号和孔位位置、形状的识别拍照，引导合模机器人（5）的机械臂完成模具（1）搬运、螺丝抓取和螺丝拧紧动作。
Patent WO-2021073154-A1 (WO)
Inventor: PANG HUI
IPC: H01L51/50
Filed: 2020-06-30
Abstract: 本申请实施例公开了一种有机发光器件和显示面板，有机发光器件包括第一电极、第二电极以及第一电极和第二电极之间的电子注入层和发光材料层，电子注入层的材料包括镱，还包括氟化锂、8-羟基喹啉-锂、氮化锂、氟化铯和碳酸铯中的至少一种。
Patent WO-2021082505-A1 (WO)
Title: Picture processing method, apparatus and device, storage medium, and computer program
Inventor: YU SHIJIE
IPC: G06F16/583
Filed: 2020-07-01
Abstract: A picture processing method, apparatus and device, a storage medium, and a computer program. The method comprises: obtaining a first picture comprising a first object and a second picture comprising a first garment (S101); inputting the first picture and the second picture into a first model to obtain a first fusion feature vector, the first fusion feature vector being used for representing fusion features of the first picture and the second picture (S102); obtaining a second fusion feature vector, wherein the second fusion feature vector is used for representing fusion features of a third picture and a fourth picture, the third picture comprises a second object, and the fourth picture is a picture which is intercepted from the third picture and comprises a second garment (S103); and determining whether the first object and the second object are a same object according to a target similarity between the first fusion feature vector and the second fusion feature vector (S104).
Patent WO-2021013247-A1 (WO)
Title: Method and device for running applet, and computer storage medium
Inventor: MIAO JINGLEI
IPC: G06F9/445
Filed: 2020-07-24
Abstract: A method and device for running an applet, and a computer storage medium. The method comprises: obtaining an event for triggering running of an applet (201); if the process of the applet does not exist in a memory of a host application, determining whether the process of the applet exists in memories of other host applications in the terminal device (202); and if yes, invoking the existing process of the applet to run the applet (203); if not, starting the process of the applet in the memory of the host application to run the applet (204). According to the method, the function that a plurality of host applications can run an applet without repeatedly starting the applet process is achieved, the running efficiency of the applet is improved, and resources are saved.
Patent WO-2021023073-A1 (WO)
Title: 一种基于多传感器的力学测量系统及其测量方法
Inventor: BAI YANG
IPC: G01G23/01
Filed: 2020-07-29
Abstract: 一种基于多传感器的力学测量系统，包括传感器(2)、数模转换单元(8)以及计算单元；传感器(2)包括多个，且每个传感器(2)通过各自的模拟量输入通道(7)连接于数模转换单元(8)；数模转换单元(8)将数据转换后传输至计算单元；计算单元根据每个模拟量输入通道(7)传输的信号对每个模拟量输入通道(7)对应的传感器(8)分别进行一次标定，并根据所有传感器(8)的一次标定结果进行二次标定。该测量系统具有高精准、高稳定、高可靠、低误差、低成本、易维护、低故障率、无需配对、环境和位置适应性强、轻便小巧、扩展灵活等优势。
Patent WO-2021018284-A1 (WO)
Inventor: CHEN LI
IPC: H04W48/02
Filed: 2020-07-31
Abstract: 本公开提供了一种网络切换方法、网络设备及终端。该网络切换方法应用于网络设备，包括：在所述网络设备与第一终端建立第一网络连接的情况下，指示所述第一终端通过第二终端与所述网络设备进行网络连接；其中，所述第一终端与所述第二终端通过第二网络连接，所述第二终端通过第一网络与所述网络设备连接。
Patent WO-2022032429-A1 (WO)
Inventor: WANG YUYING
IPC: C12Q1/68
Filed: 2020-08-10
Abstract: Methylation markers for liver cancer detection and diagnosis. 51 differentially methylated regions for diagnosis or auxiliary diagnosis of cancer are provided. An accurate, simple, and economical early screening means for liver cancer is provided, which can improve the detection rate of liver cancer in high-risk groups and groups receiving general physical examinations, especially liver cancer in early stage, thereby improving the survival rate of liver cancer patients, saving a lot of medical expenditure and reducing medical burden.
Patent WO-2022016627-A1 (WO)
Title: Domestic nursing robot and control method
Inventor: JIANG XIAOMING
IPC: A61G7/16
Filed: 2020-08-10
Abstract: Disclosed is a domestic nursing robot and a control method. The domestic nursing robot comprises a nursing bed (1), a transfer device (2), a wheelchair (3) and a sanitary chamber (4). When in use, a mechanical arm (21) of the transfer device (2) horizontally extends out and is inserted into a gap (12) of the nursing bed (1) in order to lift a human body on the nursing bed (1) and transfer same to the wheelchair (3) or the sanitary chamber (4), so as to achieve the transfer of the human body between the nursing bed (1), the wheelchair (3) and the sanitary chamber (4), thereby realizing automatic bathing. The domestic nursing robot is simple and easy to operate, effectively reduces the number of nursing staff, reduces nursing intensity, and achieves safe, stable and reliable transfer. In addition, the nursing bed (1) and the wheelchair (3) are breathable and comfortable, and the problem of bedsores developing on the human body as a result of long-term bed rest is effectively avoided.
Patent WO-2021135248-A1 (WO)
Title: Traversal method and system, robot, and readable storage medium
Inventor: CUI JIANGWEI
IPC: G05B19/19
Filed: 2020-08-13
Abstract: A traversal method and system, a robot, and a readable storage medium. The method comprises: acquiring a grid map (S1); within the plane in which the grid map is located, selecting any point as a coordinate origin of a rectangular coordinate system, and using the coordinate origin to establish a rectangular coordinate system covering the grid map (S2); and if traversing is performed for the first time in the same working cycle, randomly selecting a coordinate point as a starting departure point in a working region; driving a robot to arrive at the starting departure point, and driving the robot to, according to a randomly selected preset rule, traverse the working region in which the starting departure point is located and work synchronously; when confirmed that the current predetermined rule applied to the first traversal cannot continue to be executed, acquiring the area of each independent working region among the remaining working regions; if the area of any independent working region is not less than a preset area threshold, selecting any coordinate point as a working start point in the working region the area of which is not less than the preset area threshold, driving the robot to arrive at the working start point, and, starting from the working start point, randomly selecting a predetermined rule to perform traversal and work synchronously until the areas of all of the independent working regions are less than the preset area threshold (S3). The present method is beneficial for improving the ergodicity and working efficiency of a robot.
Patent WO-2021057314-A1 (WO)
Title: 一种航空施药的全覆盖路径确定方法及系统
Inventor: LIU YANGYANG
IPC: G06Q10/04
Filed: 2020-08-14
Abstract: 一种航空施药的全覆盖路径确定方法及系统，方法包括获取施药喷头的喷幅和待施药区域各拐点的位置信息；连接各拐点形成待施药区域外围的边界；以任意一条边界线为x轴，以边界线上任意一个顶点为坐标原点，构建直角坐标系；获取直角坐标系下各顶点的坐标；根据喷幅和直角坐标系下各顶点的坐标生成边界内的施药路径；根据边界内的施药路径确定界外施药路径；确定所有直角坐标系下的界外施药路径；确定长度最短的界外施药路径；根据长度最短的界外施药路径和同一直角坐标系下的边界内的施药路径，确定航空施药的全覆盖路径。该方法及系统可解决现有技术中施药作业精确性低和效率低的问题。
Patent WO-2022040858-A1 (WO)
Inventor: LIU HAOYUAN
IPC: B64C39/02
Filed: 2020-08-24
Abstract: The present invention relates to the technical field of unmanned aerial vehicles, in particular to an anti-collision unmanned aerial vehicle for aerial photography and a method therefor. Aimed at the problems of an existing unmanned aerial vehicle for aerial photography of it being inconvenient to adjust a photographing angle and a photographing range being small during aerial photography, a solution of the present invention is now proposed. The anti-collision unmanned aerial vehicle for aerial photography includes an unmanned aerial vehicle body; a buffer structure is arranged at the bottom of the unmanned aerial vehicle body; a buffer pad is arranged at an end tip of the unmanned aerial vehicle body; a power supply, a wireless transmission module and a controller module are arranged in the unmanned aerial vehicle body; a terminal monitoring module is connected to the wireless transmission module; cameras and a driving structure are connected to a controller, and two cameras are provided; a fixing box is fixedly connected to the bottom of the unmanned aerial vehicle body; two circular holes are formed at the bottom of the fixing box; circular plates are rotationally connected in the two circular holes; and vertical adjusting structures are arranged at the bottoms of the two circular plates. The present invention is convenient to operate and a photographing angle is easy to adjust, the photographing range is expanded, and same can meet usage requirements.