baber/WOPTO huggingface dataset:
Patent WO-2021037211-A1 (WO)
Title: Ranging method for lidar system, and lidar system
Inventor: SUN KAI
IPC: G01S17/93
Filed: 2020-08-28
Abstract: The present invention relates to the field of ranging, and in particular, to a ranging method for a lidar system, and a lidar system. A ranging method for a lidar system, comprising: transmitting a first pulse having first energy (102); receiving an echo signal corresponding to the first pulse (104); according to the echo signal, determining whether there is an obstacle within a preset distance (106); and if it is determined that there is no obstacle within the preset distance, transmitting, in the transmission direction of the first pulse corresponding to the determined echo signal, a second pulse having second energy, the second energy being greater than the first energy; and if it is determined that there is an obstacle within the preset distance, not transmitting a second pulse in the transmission direction of the first pulse corresponding to the determined echo signal (108). Thus, without increasing the structural complexity of the system, a lidar can satisfy the requirements of human eye safety, and improves the single-pulse energy threshold of a ranging pulse, ensuring the distance measurement performance, and reducing the costs.
Patent WO-2022027770-A1 (WO)
Inventor: ZHU SHUCHENG
IPC: F23J1/06
Filed: 2020-09-07
Abstract: Disclosed is a horizontal slag cooler, comprising a housing (1), a material feeding mechanism (2), a first sealing mechanism (7), a material discharging mechanism (3), a water cooling mechanism (6) and a second sealing mechanism (8). The housing (1) comprises a fixed housing (11) and an axial moving housing (12) that are coaxially arranged. The material feeding mechanism (2) is connected to one end of the axial moving housing (12) and is configured to input materials into the fixed housing (11); the material discharging mechanism (3) comprises a material discharging pipe (31) and a material discharging structure (32), the material discharging pipe (31) being fixedly connected to the end of the fixed housing (11) away from the material feeding mechanism (2), and the material discharging structure (32) being in rotation fit with the material discharging pipe (31) and being configured to receive the materials output from the material discharging pipe (31); the water cooling mechanism (6) comprises a water intake pipe (61), and a water output pipe (62) arranged outside in a sleeving manner, the material discharging pipe (31) being arranged outside the water output pipe (62) in a sleeving manner; the first sealing mechanism (7) is connected to the axial moving housing (12) and the material feeding mechanism (2); and the second sealing mechanism (8) is connected to the material discharging structure (32), the material discharging pipe (31) and the water output pipe (62). The horizontal slag cooler can achieve good sealing and water cooling effects, and the probability of material leakage is reduced.
Patent WO-2022061667-A1 (WO)
Inventor: LUO XIAOYU
IPC: H04B7/06
Filed: 2020-09-24
Abstract: Provided in the embodiments of the present application are a beamforming method and a related apparatus, used for improving the communication performance between an access network device and a terminal device. The beamforming method in the embodiments of the present application comprises: a terminal device receives M reference signal resources sent by an access network device; the terminal device respectively measures the M reference signal resources to obtain first measurement information, the first measurement information comprising first phase information, the first phase information being phase information obtained by the terminal device respectively measuring N reference signal resources amongst the M reference signal resources, N and M both being integers greater than or equal to 1, and M being greater than or equal to N; and the terminal device sends first indication information to the access network device, the first indication information being used for indicating the first phase information.
Patent WO-2021057997-A1 (WO)
Title: Data monitoring method of sniffer, sniffer, storage medium and terminal
Inventor: ZHAO YUREN
IPC: H04W56/00
Filed: 2020-09-28
Abstract: A data monitoring method of a sniffer, a sniffer, a storage medium and a terminal. The sniffer comprises: a plurality of physical layer functional units, each of the physical layer functional units being configured to receive a data packet of a link corresponding thereto; a synchronization processing unit, configured to maintain the link synchronization of each of the link; and a data combination processing unit, configured to integrate the data packets of each of the links and analyze the integrated data packets. The sniffer of the present invention can acquire data packets of a plurality of links.
Patent WO-2022056971-A1 (WO)
Title: 一种三轴光栅尺
Inventor: WEI CHUNLONG
IPC: G01B11/02
Filed: 2020-10-13
Abstract: 三轴光栅尺，包括三轴测量光束产生单元（101）、X轴测量光束探测单元（104）、Y轴测量光束探测单元（103）、Z轴测量光束探测单元（102）和信号采集及处理单元（38）。三轴测量光束产生单元（101），包括偏振准直激光光源（1）、分束用二维衍射光栅（2）、第一准直物镜（8）、偏振棱镜组件（1011）、第二准直物镜（14）和测量用二维衍射光栅（15）。分束用二维衍射光栅（2）和测量用二维衍射光栅（15）是二维正交对称，各自两维度栅距相等。X，Y轴测量光束产生光路具有2倍光学细分及光学差分特性，精度高，安装容差大；测量光束产生单元光路与测量光束探测单元光路共同构成一体的三维位移测量零差光栅干涉仪，结构紧凑，成本低，并且避免了不满足正交和共交点所导致的阿贝误差和余弦误差。
Patent WO-2022077240-A1 (WO)
Inventor: DU JUN
IPC: G03B17/55
Filed: 2020-10-13
Abstract: 一种散热结构、相机及无人飞行器。其中，散热结构包括：外壳、第一电路板、第二电路板和风扇；外壳形成有内腔、与内腔连通的第一进风口、与内腔连通的出风口；第一电路板、第二电路板和风扇都设于内腔内，且第一电路板和第二电路板间隔、相对设置，第一电路板与第二电路板之间形成有与出风口连通的风道，风扇设于第一进风口与风道之间以用于将空气从第一进风口导送至风道内。该散热结构采用一个风扇同时为两个电路板进行散热，散热效果好，且结构简单、结构紧凑、散热功耗小、重量小。将该散热结构应用于无人飞行器的相机上，可利于延长无人飞行器的续航时间。
Patent WO-2022067895-A1 (WO)
Inventor: ZHANG LONG
IPC: H04R5/00
Filed: 2020-10-19
Abstract: Provided in the utility model is a smart watch, comprising a watchband, a watch body having a speaker unit, and speaker boxes. The watch body is connected to the watchband. Two speaker boxes are provided and are spaced apart in a lengthwise direction of the watchband. Each speaker box comprises a housing having an accommodating space, and a sound production cell accommodated in the accommodating space. The sound production cell is electrically connected to an internal circuit of the watch body and connected to the same signal source as the speaker unit. The housing is provided with a first sound outlet, through which the sound production cell can emit sound outwards. The first sound outlets of the two speaker boxes are oriented in different directions. Therefore, the speaker unit of the watch body and the speaker box externally connected to the watchband have the same sound source, such that the smart watch can achieve a stereo effect, and the definition and the intelligibility of sound playing are improved.
Patent WO-2021078177-A1 (WO)
Inventor: ZHANG KAI
IPC: H04N19/00
Filed: 2020-10-22
Abstract: A method of video processing includes determining, for a conversion between a current block of a video and a coded representation of the video, that a resolution of a current picture containing the current block and a reference picture used for the conversion are different, and performing the conversion based on the determining such that predicted values of a group of samples of the current block are generated using a horizontal or a vertical interpolation filter.
Patent WO-2021093544-A1 (WO)
Title: Blue glass and preparation method therefor, camera module and electronic device
Inventor: WEI YI
IPC: G03B30/00
Filed: 2020-10-22
Abstract: Disclosed are blue glass and a preparation method therefor, a camera module and an electronic device. The preparation method comprises: carrying out a cutting treatment on a blue glass raw material (S100); slicing the blue glass raw material to obtain a blue glass rough blank (S200); grinding the blue glass rough blank (S300); and performing a double-sided physical polishing treatment on the blue glass rough blank, wherein the double-sided physical polishing treatment comprises at least three polishing stages (S400), namely, an initial polishing stage, a pressurized polishing stage and a depressurized polishing stage, the pressure of a polishing disc on the blue glass rough blank in the pressurized polishing stage is greater than the pressure of the polishing disc on the blue glass rough blank in the initial polishing stage, and the pressure of the polishing disc on the blue glass rough blank in the depressurized polishing stage is less than the pressure of the polishing disc on the blue glass rough blank in the pressurized polishing stage.
Patent WO-2021184771-A1 (WO)
Title: Integrated arched inner armor structure used for submarine optical cable and provided with odd number of steel wires having unequal diameters and composite copper pipe
Inventor: XU GUOXIANG
IPC: G02B6/44
Filed: 2020-11-02
Abstract: An integrated arched inner armor structure that is used for a submarine optical cable and is provided with an odd number of steel wires having unequal diameters and a composite copper pipe, the structure comprising a copper pipe (2); a steel wire layer is formed by three kinds of steel wires having different outer diameters, i.e., first steel wires (5), second steel wires (3) and third steel wires (4), which are distributed and twisted in a circular array about the axis of a stainless steel tube (1); the number of steel wires having each outer diameter is an odd number; the outer diameters of the first steel wires (5), the second steel wires (3), and the third steel wires (4) decrease sequentially; the first steel wires (5) are provided at an inner layer of the steel wire layer, and the second steel wires (3) and the third steel wires (4) are provided at an outer layer of the steel wire layer and are arranged at intervals; the first steel wires (5) are adjacent and tangent to one another; there are gaps between the first steel wires (5) and the outer wall of the stainless steel tube (1); and the outer wall of the inner layer of the steel wire layer is closely attached to the inner wall of the outer layer of the steel wire layer. An odd number of three kinds of steel wires having unequal diameters are twisted and a composite copper tube (2) is used to form an integrated inner armor structure, which reduces the gaps between the steel wires, optimizes the load transmission form, and forms an "arch" structure, greatly improving the stretch resistance, impact resistance and flattening performance of a submarine optical cable.
Patent WO-2021135636-A1 (WO)
Title: Goods delivery control method and device, and goods delivery device
Inventor: WU JIAN
IPC: G05B19/00
Filed: 2020-11-05
Abstract: The present application belongs to the field of smart home appliance technology, and relates to a goods delivery control method, said method comprising: delivering goods to a goods delivery device according to the number of people; and controlling the goods delivery device to move to a set target position. The method can match a corresponding number of goods on the basis of the number of people, and moves the goods to a target position by means of a goods delivery device, so that a required number of goods can be automatically delivered to the target position without the need for a user to send a control instruction, providing convenience for the user, and the required goods are delivered all at the same time, improving the delivery efficiency and the user experience. The present application further discloses a goods delivery control device and a goods delivery device.
Patent WO-2022094959-A1 (WO)
Inventor: LI SHENGLIANG
IPC: G01D5/34
Filed: 2020-11-06
Abstract: 一种角度测量装置、雷达、测量方法及存储介质，该装置(100)包括：光电码盘(1)、光电传感器(2)以及信号处理模块(3)，光电码盘(1)包括码道(10)，包括周向上相邻设置的码道区域(11)和零位区域(12)，零位区域(12)设置在零位上用于标记光电码盘(1)的零位；光电传感器(2)用于发射光信号，并接收相对转动经过码道区域(11)时的第一光信号并进行光电转换输出第一电信号，以及接收相对转动经过零位区域(12)时的第二光信号并进行光电转换输出第二电信号；信号处理模块(3)用于根据第一电信号和第二电信号确定相对转过的角度。
Patent WO-2022095085-A1 (WO)
Title: Transformer with economical gas-insulated wire-out structure
Inventor: GAO HUI
IPC: H01F27/28
Filed: 2020-11-11
Abstract: A transformer that has an economical gas-insulated wire-out structure, comprising a transformer, a high-voltage wire-out lead-out mechanism and a medium-voltage wire-out lead-out mechanism. The transformer is located between a high-voltage underground cable (1) and a medium-voltage underground cable (12). The high-voltage wire-out lead-out mechanism and the medium-voltage wire-out lead-out mechanism are arranged at two sides of the transformer respectively. One end of the high-voltage wire-out lead-out mechanism is connected to a high-voltage lead of the transformer by means of a high-voltage oil-gas bushing (6), and the other end is connected to the high-voltage underground cable (1) by means of a high-voltage plug-in wire-out head (3). One end of the medium-voltage wire-out lead-out mechanism is connected to a medium-voltage lead of the transformer by means of a medium-pressure oil-gas bushing (7), and the other end is connected to the medium-voltage underground cable (12) by means of a medium-voltage plug-in wire-out head (10). The problems of environmental pollution, large land occupation and high investment in conventional structures are solved.
Patent WO-2022062121-A1 (WO)
Title: Sound generating device
Inventor: LINGHU RONGLIN
IPC: H04R7/02
Filed: 2020-11-13
Abstract: Provided is a sound generating device, comprising a basket, a vibration system and a magnetic circuit system for driving the vibration system to generate sounds which are fixed to the basket respectively. The vibration system comprises a vibrating diaphragm and a voice coil for driving the vibrating diaphragm to generate sounds. The vibrating diaphragm comprises a ring-shaped vibrating portion, an outer corrugated rim bending and extending from an outer peripheral edge of the vibrating portion, and an inner corrugated rim bending and extending from an inner peripheral edge of the vibrating portion. The side of the outer corrugated rim away from the vibrating portion is fixed to the basket, and the side of the inner corrugated rim away from the vibrating portion is fixed to the magnetic circuit system. The outer corrugated rim or the inner corrugated rim comprises a first corrugated rim bending and extending from the vibrating portion and a second corrugated rim bending and extending from the side of the first corrugated rim away from the vibrating portion. The second corrugated rim is fixed to the basket or the magnetic circuit system. The first corrugated rim and the second corrugated rim are both formed by recessing along a vibration direction of the vibrating diaphragm and have the same recessing direction. Compared with the related art, the sound generating device of the present invention has better acoustic performance.
Patent WO-2021115064-A1 (WO)
Title: 基于可穿戴传感器的健身运动识别方法
Inventor: SUN FANGMIN
IPC: G06K9/00
Filed: 2020-11-17
Abstract: 一种基于可穿戴传感器的健身运动识别方法，具体包括如下步骤：步骤1，获取健身运动过程中的惯性传感信号并进行预处理；步骤2，对步骤1预处理后的信号进行窗口分割；步骤3，对步骤2分割后的信号进行特征提取；步骤4，对步骤3提取的特征数据进行归一化处理；步骤5，对步骤4处理后的特征进行特征降维；步骤6，对经步骤5处理后的特征进行识别。该方法利用个人在健身运动的过程中，集成在可穿戴设备中的运动传感器采集到的加速度和角速度信号，提取运动信息，从而实现对健身运动的识别。
Patent WO-2022104642-A1 (WO)
Inventor: JING HAORAN
IPC: G06F1/16
Filed: 2020-11-19
Abstract: L'invention concerne un dispositif électronique et un mécanisme d'arbre rotatif (10) associé. Un premier ensemble de fixation (101) et un second ensemble de fixation (102) dans le mécanisme d'arbre rotatif (10) sont reliés au moyen d'un premier élément de liaison (103) et d'un second élément de liaison (104). Les longueurs du premier élément de liaison (103) et du second élément de liaison (104) peuvent être courtes, et ainsi, une zone creuse peut être réservée dans le mécanisme d'arbre rotatif (10), de telle sorte qu'un circuit externe d'un dispositif électronique peut passer à travers la zone creuse et être disposé dans un second corps principal (30) du dispositif électronique. Le second corps principal (30) peut protéger le circuit externe et éviter un endommagement du circuit externe, ce qui permet d'obtenir une fiabilité élevée pour le dispositif électronique. De plus, étant donné que le circuit externe est disposé dans le second corps principal (30) du dispositif électronique, le dispositif électronique peut être conçu pour avoir un bon aspect.
Patent WO-2021098799-A1 (WO)
Inventor: ZHOU YANG
IPC: G06K9/00
Filed: 2020-11-19
Abstract: Embodiments of the disclosure provide a face detection device based on a convolutional neural network. The device includes a fronted feature extractor unit and a backend detector unit. The frontend feature extractor unit includes a basic feature extractor, a multi-scale feature extractor and a deep feature extractor. The basic feature extractor applies a first set of convolution kernels on an input grayscale image thereby generating a set of basic feature maps. The multi-scale feature extractor applies a second set of convolution kernels on the set of basic feature maps and thereby generating more than one set of intermediate feature maps, which are concatenated. The deep feature extractor is configured for performing at least one convolution operation on the concatenated layer. The backend detector unit comprises at least one detector whose input is derived from the multi-scale feature extractor or the deep feature extractor.
Patent WO-2021115299-A1 (WO)
Inventor: ZUO ZHONGBIN
IPC: G01B11/24
Filed: 2020-12-09
Abstract: An image collecting device (4) for collecting 3D information and a method of selecting the same. The image collecting device (4) is applicable to a 3D information collecting apparatus. The 3D information collecting apparatus comprises: a collecting region movement device for driving the image collecting device (4) to move such that a collecting region thereof moves relative to a target; and the image collecting device (4) for collecting a set of images of the target by means of relative movement, the image collecting device (4) satisfying a preset condition. The present invention increases both of a synthesizing speed and a synthesizing precision by selecting an appropriate camera, such that the measurements of angles and dimensions of a target are not required when selecting a camera, thus having high applicability.
Patent WO-2022126472-A1 (WO)
Inventor: SUN XIMING
IPC: G06F30/28
Filed: 2020-12-17
Abstract: 一种多几何参数可调的进/排/发一体化航空推进系统建模方法，步骤如下：在传统发动机部件级模型的基础上，通过准一维气动热力学和求解激波系的方法建立进气道和喷管模型；在发动机模型中添加进气道和发动机的流量平衡和发动机与喷管的流量平衡方程，基于迭代方法建立推进系统模型；将进气道和喷管几何参数的设计融入到模型中，实现进排气系统结构尺寸的设计以及多个参数同时调节。上述方法提出的模型克服了特性插值法的迭代收敛性差和依赖特性图精度的问题，使推进系统模型具备更好的计算收敛性，准一维计算效率高，实时性好，并维持了一定的计算精度；多几何参数可调克服传统特性插值法只适用单一结构的弊端，提高了模型适配性和使用的条件范围。
Patent WO-2021232819-A1 (WO)
Title: Single-component silane-modified polyether sealant for prefabricated buildings and preparation method therefor
Inventor: CHEN YANGQING
IPC: C09J171/00
Filed: 2020-12-30
Abstract: Disclosed are a single-component silane-modified polyether sealant for prefabricated buildings and a preparation method therefor. The sealant comprises the following components in parts by weight: 20-40 parts of a silane-modified polyether; 1-5 parts of an organosilicon-modified epoxy resin, 5-30 parts of a hydroxy-terminated branched polyether, 0-10 parts of a plasticizer, 20-60 parts of a reinforcing filler, 0.1-3 parts of a rheological agent, 0.5-3 parts of a stabilizer, 0.5-3 parts of a water-removing agent, 0.5-5 parts of a coupling agent, and 0.5-3 parts of a catalyst.
Patent WO-2021179779-A1 (WO)
Inventor: YANG XIAOHUA
IPC: H02J7/00
Filed: 2021-01-06
Abstract: Disclosed are a battery protection chip and a battery protection board. The battery protection chip comprises a first starting comparator, a current source circuit and a variable delay circuit, wherein the first starting comparator is connected to an over-current detection end, and is used for forming a first control signal on the basis of a detection voltage of the over-current detection end and a first short-circuit reference voltage; the current source circuit is connected to the over-current detection end, and is used for forming a delay control current on the basis of the detection voltage of the over-current detection end; and the variable delay circuit is connected to the first starting comparator and the current source circuit, and is used for adjusting a short-circuit delay time and outputting a short-circuit protection signal on the basis of the first control signal and the delay control current. By means of the battery protection chip, the short-circuit delay time can be adjusted in real time according to the detection voltage of the over-current detection end, such that the short-circuit delay time matches the increase speed of a current during short-circuiting, thereby guaranteeing a short-circuit protection effect.
Patent WO-2022147809-A1 (WO)
Title: Indications d'accusé de réception pour transmissions basées sur des informations de commande de liaison descendante
Inventor: YUAN FANG
IPC: H04W72/04
Filed: 2021-01-09
Abstract: L'invention concerne des procédés, des systèmes et des dispositifs destinés aux communications sans fil. Une station de base peut transmettre un message d'informations de commande de liaison descendante à un équipement utilisateur (UE) qui comprend à la fois une première indication d'un ou de plusieurs états d'indicateur de configuration de transmission (TCI) pour l'UE à utiliser pour des communications avec la station de base, ainsi qu'une seconde indication d'une ou de plusieurs transmissions en liaison montante devant être envoyées par l'UE. Dans certains modes de réalisation, l'UE peut utiliser un état parmi l'état ou les états TCI indiqués pour communiquer avec la station de base après un retard (ou un décalage) à partir de l'envoi d'une transmission en liaison montante parmi la transmission ou les transmissions en liaison montante. Par exemple, le retard peut comprendre une durée ou une quantité de symboles entre la transmission en liaison montante parmi la ou les transmissions en liaison montante et la communication avec la station de base à l'aide de l'état ou des états TCI indiqués.
Patent WO-2021159913-A1 (WO)
Title: Adas system calibration guiding method and apparatus, and vehicle diagnosis device
Inventor: HUANG YUNYAN
IPC: G06Q10/00
Filed: 2021-01-14
Abstract: The present invention relates to the technical field of device calibration, and in particular to an ADAS system calibration guiding method and apparatus, and a vehicle diagnosis device. The method comprises: after a calibration request from a user for an ADAS system of a vehicle is received, prompting the user to select a maintenance scenario for calibrating the ADAS system; according to the maintenance scenario selected by the user, determining the ADAS system to be calibrated in the maintenance scenario, and giving a prompt regarding a calibration tool required for calibrating the ADAS system to be calibrated; giving a prompt regarding a positioning method for the calibration tool; after an indication of the user that the positioning of the calibration tool is completed is received, instructing the vehicle to calibrate the ADAS system to be calibrated; and acquiring a calibration result of the ADAS system to be calibrated, and outputting a calibration analysis report according to the calibration result. According to the method, the apparatus and the vehicle diagnosis device provided by the embodiments of the present invention, the user can easily and efficiently complete the calibration of the ADAS system within a short time, thereby improving the efficiency and the convenience of the calibration of the ADAS system.
Patent WO-2021244050-A1 (WO)
Title: 一种异形显示屏、异形像素灯及异形像素灯的控制方法
Inventor: JIANG WEIKAI
IPC: G09F9/33
Filed: 2021-01-28
Abstract: 一种异形显示屏、异形像素灯及异形像素灯的控制方法。异形显示屏包括：载体（1）；多个像素点光源（2），多个像素点光源（2）设于载体（1）上且每个像素点光源（2）单点可控制，至少一部分像素点光源（2）呈非矩阵式阵列排布。异形像素灯包括：异形显示屏；存储单元；主控单元。异形像素灯的控制方法包括：S1、主控单元根据像素点光源（2）的走向特点建立映射规则；S2、将映射规则存储至存储单元中；S3、接收控制信号并根据映射规则调用存储单元中的相关数据扫描像素点光源（2）。丰富显示屏领域的多样性，突破舞台视觉效果上的局限性，表现异形主体效果好。