baber/WOPTO huggingface dataset:
Patent WO-2021136546-A1 (WO)
Title: Balance scooter rotating shaft, balance scooter assembly, and balance scooter
Inventor: ZANG CHUANMEI
IPC: B62K11/00
Filed: 2021-01-04
Abstract: A balance scooter rotating shaft, disposed on two scooter bodies (10) and comprising: a shaft body (21), wherein a first connecting portion (22) fixedly connected to one scooter body is provided at one side of the shaft body (21), and a second connecting portion (23) rotatably connected to the other scooter body (10) is provided at the other side of the shaft body (21); and a limiting portion (24) formed on the shaft body (21), corresponding to a matching portion (30) on the scooter body (10), and arranged at intervals, wherein when any one of the scooter bodies (10) is rotated to a predetermined angle, the limiting portion (24) is in contact with the matching portion (30) and restricts the scooter body (10) to continuing rotating. The configuration of the structure improves the rotation flexibility, and can prevent an overlarge angle of rotation, and improve the safety performance.
Patent WO-2022147816-A1 (WO)
Inventor: WANG JIAN-KAI
IPC: C01B3/32
Filed: 2021-01-11
Abstract: A container-type mobile hydrogen supply device (100), comprising a container (104) arranged on a carrier (102), and an alcohol-hydrogen conversion device (106) provided inside the container (104). The alcohol-hydrogen conversion device (106) comprises: a methanol fuel tank (108) for storing a methanol aqueous solution; and a reactor (110) for generating hydrogen using the methanol aqueous solution stored in the methanol fuel tank (108). The present container-type mobile hydrogen supply device (100) further comprises a hydrogen purification device (112) arranged inside the container (104). The hydrogen purification device (112) comprises: a purification module (114), which is a plate-type purification module comprising a thin film assembly, the thin film assembly comprising palladium and copper and being used for purifying the hydrogen produced by the reactor (110); and an adsorption device (116) for removing water vapor in the purified hydrogen.
Patent WO-2021143870-A1 (WO)
Title: Dynamic switch between multicast and unicast for nr multicast service
Inventor: WANG XUELONG
IPC: H04W72/00
Filed: 2021-01-15
Abstract: Apparatus and methods are provided for dynamic switch between multicast and unicast for the NR multicast service. In one novel aspect, the network determines to perform the multicast-to-unicast switch or the unicast-to-multicast switch based on one or more predefined criteria. The switch order is sent from the gNB to the UE via specific MAC-CE or RRC Reconfiguration message, which includes the switch type, the logical channel ID of the previous RB, the logical channel ID of the newly established RB channel. The UE reconfigures the RB for the multicast services. The UE receives buffered and/or unacknowledged data, and new data packets for the multicast service. In one embodiment, a temporary unicast DRB is established for the buffered and/or unacknowledged data. The UE sends feedback information to the gNB with information of the next expected data packet.
Patent WO-2022057186-A1 (WO)
Title: Preparation method for photovoltaic device based on stannic oxide transport layer, and use thereof
Inventor: FANG GUOJIA
IPC: H01L51/42
Filed: 2021-01-25
Abstract: Disclosed are a preparation method for a photovoltaic device based on a stannic oxide transport layer, and the use thereof. The method comprises: (1) preparing a modified stannic oxide transport layer; (2) preparing a perovskite light absorption layer thin film; (3) preparing a hole transport layer; and (4) preparing a top electrode. According to the preparation method provided in the present invention, the process is simple, and a good uniformity and repeatability are realized, the raw materials are easily available, the cost is low, and the reduction of preparation costs is facilitated. According to the stannic oxide electron transport layer, which is subjected to hydrogen peroxide modification, prepared in the present invention, the electrical properties of the stannic oxide can be effectively improved, such that the stannic oxide has a more appropriate energy band structure and a lower defect density. In the present invention, the modified stannic oxide transport layer thin film is used for preparing a solar cell, such that the performance of the solar cell can be effectively improved, and the conversion efficiency reaches up to 22.15%; and a better uniformity and repeatability are realized, thereby improving the manufacturing capacity and reducing the production costs thereof. The present invention has a positive promotion effect on the industrialization development of solar cells, and has a relatively large application potential.
Patent WO-2022048103-A1 (WO)
Inventor: ZOU YUQING
IPC: A42B3/04
Filed: 2021-01-26
Abstract: 一种适用于夜间巡视的安全帽及其控制方法。安全帽包括：帽体（110），帽体（110）内设置有中央处理器（120）；蓄电池（04），设置于帽体（110）内，蓄电池（04）与中央处理器（120）电连接；照明灯（09），设置于帽体（110）的前端；照明灯（09）与中央处理器（120）和蓄电池（04）电连接；光伏发电模块（05），设置于帽体（110）的外表面；光伏发电模块（05）与中央处理器（120）和蓄电池（04）电连接；语音控制模块（07），与中央处理器（120）电连接，用于将接收到的语音信息转换为数字信息，以通过语音指令控制安全帽（110）的工作状态。
Patent WO-2022077802-A1 (WO)
Inventor: WANG GUOQIANG
IPC: G01R31/00
Filed: 2021-01-27
Abstract: 一种老化产品运输机构，包括直线运输线（100）、传输于直线运输线的升降输送装置（200）、传输于升降输送装置的抓取驱动装置（300）、安装于抓取驱动装置的抓取插拔装置（400）、及至少一组的测试治具（500）。该运输结构采用了全自动大范围运输结构，节省人力物力，同时还采用了升降适应不同高度的位置进行运输放置，还具有抓取驱动装置配合抓取插拔装置用于产品运输后的驱动和插拔，整体自动化程度高，工作效率高。
Patent WO-2022165807-A1 (WO)
Title: Display substrate, display panel and display apparatus
Inventor: LIU KE
IPC: G09G3/3225
Filed: 2021-02-07
Abstract: Provided are a display substrate, a display panel and a display apparatus. The display substrate comprises a first display region and a second display region, wherein the light transmittance of the first display region is greater than the light transmittance of the second display region; a plurality of sub-pixels located in the first display region comprise a plurality of sub-pixel groups, each sub-pixel group comprising a first sub-pixel and a second sub-pixel; a first pixel driving circuit comprises a first sub-pixel driving circuit and a second sub-pixel driving circuit; the first sub-pixel driving circuit is used for driving a first light-emitting device of the first sub-pixel to emit light; the second sub-pixel driving circuit is used for driving a first light-emitting device of the second sub-pixel to emit light; the first sub-pixel driving circuit at least comprises a first reset transistor; the second sub-pixel driving circuit at least comprises a second reset transistor; and the first reset transistor of the first sub-pixel driving circuit and the second reset transistor of the second sub-pixel driving circuit are at least partially shared.
Patent WO-2021164719-A1 (WO)
Title: Light-emitting device, light-emitting method, spectrophotometer, and spectrum measurement method
Inventor: TING YI-SHENG
IPC: H01L25/075
Filed: 2021-02-19
Abstract: The present invention provides a spectrophotometer and a light-emitting device used by same. The light-emitting device at least comprises a plurality of light-emitting elements which each emit light having a light emission peak wavelength and a wavelength range, the wavelength ranges of two light-emitting elements corresponding to two adjacent light emission peak wavelengths overlap, or the wavelength ranges of two light-emitting elements corresponding to two adjacent light emission peak wavelengths do not overlap; and the plurality of light-emitting elements each can present a discontinuous light emission at a lighting frequency. The present invention also provides a light-emitting method and a spectrum measurement method according to the light-emitting device and the spectrophotometer. A frequency domain signal of background noise can be discarded and a frequency domain signal of a spectrum signal of an object to be measured can be kept, so as to yield a filtering effect to achieve accurate test, and replace wavelength resolution characteristics of conventional spectrophotometers.
Patent WO-2021258758-A1 (WO)
Title: 一种基于多因素的海岸线变化识别方法
Inventor: PEI ZHAOBIN
IPC: G06K9/00
Filed: 2021-02-24
Abstract: 一种基于多因素的海岸线变化识别方法，将海岸线变化、NDVI和沉降演变作为随时间的变量影响因素，通过结合多个变量的替代方法，从而对与复杂环境系统相关的问题进行建模，并消除不精确和主观的概念，充分挖掘了利用地理信息中的遥感数据的潜力，显示了局部动力学的复杂行为，从而为环境问题和海岸带综合管理增加了有用的、实质性的信息。
Patent WO-2021180145-A1 (WO)
Inventor: ZHANG HANG
IPC: H04L29/06
Filed: 2021-03-10
Abstract: Methods and systems for data management in communication networks. An aspect provides a system including a first network function and a second network functions. The first network function is configured for collecting data and storing the collected data. The second network function is configured for removing private information from the collected data and producing privatized data. The first and the second network functions are separately controlled and operated by different providers. The first network function is operated by a first provider via a first controller. The second network function is operated by a second provider via a second controller. The separately controlled feature of such a network architecture enhances data privacy by ensuring different entities control the collection of data and the privatization of the collected data.
Patent WO-2021190470-A1 (WO)
Inventor: XUN YONG
IPC: H04W64/00
Filed: 2021-03-23
Abstract: The present application is applicable to the technical field of artificial intelligence. Provided are an electronic device positioning method and apparatus based on artificial intelligence (AI), and a server, a system and a storage medium. The method comprises: a server acquiring a prediction request; the server determining historical data of an electronic device according to a device identifier, and generating query prediction information; and the server outputting the query prediction information. According to the technical solution provided in the present application, when a positioning query request sent by a terminal device is received, query prediction information of the positioning query request can be generated according to historical data of an electronic device needing to be queried, and the query prediction information is output to the terminal device, so that a user can learn of prediction information, such as a consumed query time or a positioning success rate, by means of the query prediction information, so as to determine whether the user needs to continue to wait for a query result, and therefore, the user does not need to keep a query interface displayed at a front end for a long time, thereby improving the usage efficiency of a terminal device, and improving the usage experience of a user.
Patent WO-2022198692-A1 (WO)
Title: Antenne réseau
Inventor: YUE CAILONG
IPC: H01Q1/36
Filed: 2021-03-30
Abstract: L'invention concerne une antenne réseau, comprenant une plaque réfléchissante et une ou plusieurs colonnes d'unités de rayonnement disposées sur la plaque réfléchissante. Sur la surface de la plaque réfléchissante pourvue des unités de rayonnement, deux isolateurs de blindage sont disposés de manière à correspondre à chaque colonne d'unités de rayonnement ; les isolateurs de blindage s'étendent dans la direction d'agencement de la colonne d'unités de rayonnement correspondant à ceux-ci ; les deux isolateurs de blindage correspondant à chaque colonne d'unités de rayonnement sont respectivement disposés des deux côtés de la colonne d'unités de rayonnement ; une cavité de réseau d'alimentation destinée à recevoir une ligne de transmission de réseau d'alimentation est disposée dans chaque isolateur de blindage ; la ligne de transmission de réseau d'alimentation dans la cavité de réseau d'alimentation est connectée aux unités de rayonnement au moyen de ports de sortie disposés sur l'isolateur de blindage correspondant. Les lignes de transmission de réseau d'alimentation sont disposées dans les isolateurs de blindage sur la plaque réfléchissante d'une antenne, et sont reliées aux unités de rayonnement par l'intermédiaire des ports de sortie sur les isolateurs de blindage, de telle sorte que le nombre de connexions de réseau peut être réduit, l'utilisation de câbles de réseau d'alimentation est réduite, et une alimentation sans câble et à haut rendement est réalisée. Les isolateurs de blindage et les lignes de transmission de réseau d'alimentation à l'intérieur des isolateurs de blindage sont disposés sur la surface avant de la plaque réfléchissante, permettant d'économiser l'espace arrière de la plaque réfléchissante, et ainsi de fournir des conditions de base pour intégrer d'autres éléments d'antenne.
Patent WO-2022183566-A1 (WO)
Inventor: YAN ZHIDAN
IPC: G06F119/14
Filed: 2021-04-12
Abstract: 公开了一种连续波发生器振荡剪切阀阀口结构设计方法及振荡剪切阀。阀口设计方法通过分析振荡剪切阀运动特征，根据建立的圆弧线极坐标方程，两直线段极坐标方程以及圆弧线半径、圆弧线最大极径、圆弧线最小极径和直线段弯曲角等多变量之间的关系，计算得到振荡剪切阀运动时形成的泥浆节流面积，依据薄壁刃口流体差压与泥浆节流面积的变化特征，并采用振荡剪切阀阀口差压与标准正弦波相关系数指标，设计振荡剪切阀阀口结构。该设计方法对基于扇形的连续波发生器振荡剪切阀阀口进行优化设计，能够为连续波发生器提供相关系数高达0.9999的高度相似正弦压力波信号，具有重要的应用价值。
Patent WO-2021238474-A1 (WO)
Title: Obstacle detection method based on multi-path ultrasonic waves, and mobile robot and storage medium
Inventor: CHEN ZHAOXIAN
IPC: G05D1/02
Filed: 2021-04-14
Abstract: An obstacle detection method based on multi-path ultrasonic waves, and a mobile robot and a storage medium, which relate to the technical field of mobile robots. The detection method comprises: defining an ultrasonic probe (100) for an ultrasonic detection group (200, 300, 400, 500) corresponding to a moving direction of a mobile robot (S1); determining the moving direction of the mobile robot on the basis of movement sensor information (S2); modifying a polling frequency of each ultrasonic detection group (200, 300, 400, 500) in an ultrasonic polling protocol (S3), so that the polling frequency of the ultrasonic detection group (200, 300, 400, 500) corresponding to the moving direction of the mobile robot is greater than that of the ultrasonic detection group (200, 300, 400, 500) corresponding to other moving directions of the robot; and on the basis of the modified ultrasonic polling protocol, starting the ultrasonic probe (100) in a polling manner for detection (S4). The method has the advantages of increasing the utilization rate of the frequency of an ultrasonic probe (100) and reducing the probability of a mobile robot colliding with an object.
Patent WO-2022021969-A1 (WO)
Title: Washing machine
Inventor: OTSUKI TARO
IPC: D06F39/02
Filed: 2021-04-27
Abstract: A washing machine, comprising: a washing and spinning drum disposed in a housing and used to wash laundry; a detergent box (400) used to store a liquid detergent; a water supply unit used to bring the detergent in the detergent box (400) into the washing and spinning drum; a pair of electrode terminals (421, 422) disposed in the detergent box (400); a control portion used to determine whether a liquid level in the detergent box (400) is lower than a preset liquid level (L1) on the basis of a change in resistance generated between the pair of electrode terminals (421, 422); and a display portion. When a preset detection time comes, the control portion controls the pair of electrode terminals (421, 422) to be energized for a preset period of time, and if replenishment conditions are met, including the liquid level in the detergent box (400) being lower than the specified liquid level (L1), the control portion then controls the display portion to indicate that a detergent replenishment is needed.
Patent WO-2021227902-A1 (WO)
Title: Multiphase-based doherty power amplifier control method and device
Inventor: CHENG QIANFU
IPC: H03F3/21
Filed: 2021-04-30
Abstract: A multiphase-based Doherty power amplifier control method and device. The method comprises: obtaining a baseband signal; generating two vector signals according to the baseband signal, the two vector signals respectively comprising a phase signal and an amplitude signal, and being non-orthogonal signals; obtaining an amplitude control signal of a target power amplifier according to a quantization code of the amplitude signal in the two vector signals, wherein the target power amplifier comprises a primary power amplifier and a secondary power amplifier; the primary power amplifier and the secondary power amplifier respectively comprise multiple working units; obtaining a phase control signal of the target power amplifier according to the phase signal in the two vector signals; and according to the phase control signal and the amplitude control signal, controlling the multiple working units of the primary power amplifier and the secondary power amplifier to output a power signal. The method can effectively solve the performance deterioration problem of the power amplifier under a broadband modulation signal.
Patent WO-2022062417-A1 (WO)
Inventor: ZHOU FANGRU
IPC: H04N5/265
Filed: 2021-05-08
Abstract: 本公开提出一种视频中嵌入图像的方法、平面预测模型获取方法和装置，涉及图像处理领域。其中的方法包括：将一段视频的视频帧图像输入平面预测模型，获取预测的视频帧图像的平面掩码，其中，所述平面预测模型是利用带有平面检测框和平面掩码的标签的训练图像对深度学习模型训练得到的；将欲嵌入图像嵌入到预测的视频帧图像的平面掩码。通过自动寻找各个视频帧图像中广泛存在的平面掩码，将欲嵌入图像嵌入到平面掩码，不仅使图像自动地和自然地融合到视频中，而且使图像更广泛地融合到视频中。
Patent WO-2021227993-A1 (WO)
Title: Transfer robot, battery swapping method, battery swapping system, charging device and power supply system
Inventor: KONG ZHE
IPC: H02J7/36
Filed: 2021-05-08
Abstract: Embodiments of the present application provide a transfer robot, a battery swapping method, a battery swapping system, a charging device and a power supply system. The transfer robot comprises a robot body and a plurality of storage units provided on the robot body. Each storage unit is used for accommodating a target object, and the target object can be loaded to and unloaded from any storage unit by means of a cargo handling device. There is at least one target storage unit in the plurality of storage units for accommodating a battery. The battery supplies power to the transfer robot. Use of the present technical solution can improve transfer robot working efficiency.
Patent WO-2021228174-A1 (WO)
Title: Information interaction method and apparatus, and electronic device
Inventor: LIU NING
IPC: H04L29/06
Filed: 2021-05-13
Abstract: Disclosed are an information interaction method and apparatus, and an electronic device. A specific implementation of the method comprises: acquiring a first near-field communication signal; extracting, from the first near-field communication signal, first pairing information for pairing with a multimedia conference terminal; and sending the first pairing information to a server, so as to instruct the server to determine a target multimedia conference terminal on the basis of the first pairing information and to establish a communication connection between the target multimedia conference terminal and a user terminal device. By means of the implementation, the convenience for a user to control a multimedia conference terminal is improved. In addition, the overall cost of a multimedia conference system can be reduced.
Patent WO-2022236812-A1 (WO)
Title: 一种放松测量处理方法、装置及可读存储介质
Inventor: SHI RAO
IPC: H04W36/00
Filed: 2021-05-14
Abstract: 本公开提供了一种放松测量处理方法、装置及可读存储介质，此方法包括：向用户设备发送第一指示信息，第一指示信息用于指示是否允许用户设备使用静止属性；其中，静止属性对应于满足静止准则；静止准则对应的放松测量方案的放松程度大于低移动性准则对应的放松测量方案的放松程度，并且大于非小区边缘准则对应的放松测量方案的放松程度。本公开提出了静止属性的概念以适用于大多数时间下为静止状态或者移动轨迹较为确定的用户设备。并且，使UE在具有静止属性时，根据网络设备的指示相应的使用静止属性，由网络设备对不同情境下的具有静止属性的UE进行统一控制，从而达到对不同情境下的UE进行合理控制的效果。
Patent WO-2022241714-A1 (WO)
Inventor: CHEN YONGXIN
IPC: G06F3/0481
Filed: 2021-05-20
Abstract: 一种空中成像交互系统（10），其中，空中成像交互系统（10）包括：控制组件（11），用于在检测到第一预设信号时，向空气成像组件（12）发送第一信号；空气成像组件（12），与控制组件（11）连接，用于在接收到第一信号时，在空气中形成虚拟屏幕（15），并在虚拟屏幕（15）上显示第一图像；至少一组红外触摸组件（13），与控制组件（11）连接，用于在虚拟屏幕（15）的表面形成红外探测网，并在检测到第二预设信号时，向控制组件（11）发送触摸点的坐标；控制组件（11）还用于在接收到坐标时，向触觉反馈组件（14）发送坐标；触觉反馈组件（14），与控制组件（11）连接，用于在接收到坐标时，基于坐标向触摸点发送触觉反馈信号。空中成像交互系统（10）在发生用户触碰事件时可以实现触觉反馈效果。
Patent WO-2021239067-A1 (WO)
Title: Cooperative communication method and communication apparatus
Inventor: ZHUANG HONGCHENG
IPC: H04W28/00
Filed: 2021-05-27
Abstract: The present application discloses a cooperative communication method and a communication apparatus. The cooperative communication method comprises: determining a target cooperative node, sending beamforming parameters to the target cooperative node, and sending a data signal to a destination node, the target cooperative node having an RIS capability, the beamforming parameters comprising a target phase of the RIS of the target cooperative node, and the data signal being reflected to the destination node by the target cooperative node. The RIS can directly reflect an incident radio wave, that is, can directly reflect a data signal from a source node to a destination node, without the need to perform processing such as amplification and decoding on data to be sent, thereby reducing power consumption, and protecting data security. Meanwhile, compared with two phases of a conventional cooperative communication process, as the RIS can directly reflect an incident radio wave and reflect a data signal to the destination node, it can be considered as one phase, improving the system capacity.
Patent WO-2022198803-A1 (WO)
Inventor: DU XUAN
IPC: C09J163/10
Filed: 2021-06-08
Abstract: A sealant material, a display panel, and a manufacturing method therefor. The sealant material comprises a photoinitiator, a thermal curing agent, and epoxy acrylate resin. The chemical structural formula (I) of the epoxy acrylate resin is as shown below, wherein R comprises at least one of resorcinol, hydroquinone, and bisphenol A.
Patent WO-2021254236-A1 (WO)
Inventor: GUO ZIYU
IPC: E01D22/00
Filed: 2021-06-10
Abstract: 本发明涉及桥梁施工技术领域，具体而言，涉及一种桥梁梁部结构更换施工方法。本发明通过将旧梁兼做施工通道及新梁的导梁；拆除旧梁和安装新梁贯穿整个拖拉过程，减小临时存梁场地；通过不间断连续拖拉有效缩短工期、降低成本；没有涉水工程，有利于行洪和环保要求。本发明适用于公路、铁路既有长大钢桥梁部的更换，可以在既有线钢桥改造工程中推广。
Patent WO-2022037206-A1 (WO)
Title: Network packet loss detection method and apparatus, storage medium, and network system
Inventor: LI WEICHAO
IPC: H04L12/26
Filed: 2021-06-11
Abstract: The present invention provides a network packet loss detection method, which is used at a transmitting end of a network system, the network system further comprising a receiving end and at least a pair of detecting ends. The method comprises the following steps: transmitting detection packets to a receiving end in the next coloring cycle after concolorous colored packets are transmitted to the receiving end, such that the receiving end determines the packet loss of the concolorous colored packets on the basis of the detection packets, the detection packets comprising packet passage information obtained on the basis of the color and quantity of the concolorous colored packets detected by the detecting ends when the concolorous colored packets pass through the detecting ends. Also disclosed in the present invention are a network packet loss detection apparatus and a network system. The present invention achieves accurate network packet loss detection of packet flows by means of the detection packets.
Patent WO-2021259087-A1 (WO)
Inventor: YAN XINJIANG
IPC: H02K33/02
Filed: 2021-06-14
Abstract: Disclosed are a linear vibration motor structure with a long service life, comprising a lower bracket, wherein a stator assembly is connected above the lower bracket; a vibrator assembly is sheathed outside the stator assembly; a casing is sheathed outside the vibrator assembly; the casing is connected above the lower bracket; the vibrator assembly is connected to the casing and the lower bracket by means of magnetic springs; and each magnetic spring comprises several first magnets and several third magnets. An implementation method for a linear vibration motor structure with a long service life is further disclosed. According to the present invention, the vibrator assembly is connected to the casing and the lower bracket by means of the magnetic springs, and the first magnets and the third magnets repel each other so as to form a magnetic spring with a spring-like effect, by means of which the use of a tangible spring in the motor can be avoided, such that a product will not fail due to the fatigue life and stress concentration of the tangible spring, thereby improving the reliability of the product and making the product have a long service life.