baber/WOPTO huggingface dataset:
Patent WO-2020042567-A1 (WO)
Inventor: XIE SONGTING
IPC: G01P3/36
Filed: 2019-03-01
Abstract: A color wheel rotational speed measurement apparatus (200), a light source system (10), and a projection device. The color wheel rotational speed measurement apparatus (200) comprises: a first processing unit (203), used to compare an external ambient temperature with a preset temperature, wherein when the external ambient temperature is greater than the preset temperature, the first processing unit (203) outputs a logic level; and a light-emitting unit (201), comprising a light-emitting body (210) for emitting measurement light, a temperature compensation circuit (230), wherein the temperature compensation circuit (230) adjusts, according to the logic level and the external ambient temperature, the resistance of a circuit in which the light-emitting body (210) is located, causing a driving current of the light-emitting body (210) to be within a preset current range, a reflection unit (205) disposed on a moving color wheel (103) and used to reflect measurement light, and a measurement and control unit (207) used to receive the measurement light emitted periodically by the reflection unit (205), and to calculate the number of times that the measurement light enters so as to determine a rotational speed of the color wheel (103). Measurement accuracy of the color wheel rotational speed measurement apparatus (200) does not decrease with the change of an external ambient temperature.
Patent WO-2020186424-A1 (WO)
Inventor: XIN YU
IPC: H04L1/00
Filed: 2019-03-18
Abstract: This disclosure relates generally to wireless communications and, more particularly, to systems and methods for modulating user data with conjugate data for time domain communications. In one embodiment, a method performed by a device includes: modulating user data into modulated user data elements; determining conjugate data elements, wherein each conjugate data element is a conjugate or opposite conjugate of different modulated user data elements; and transmitting, over a time domain, a user data sequence comprising the modulated user data elements interleaved with the conjugate data elements.
Patent WO-2019192461-A1 (WO)
Title: Polar coded harq scheme over time-varying channel
Inventor: CHEN KAI
IPC: H04L1/08
Filed: 2019-04-02
Abstract: A device may generate a first set of encoded bits by mapping an information bit vector to a first set of polarized bit channels of a first polar code according to a first bit index set, the first bit index set being based on respective bit channel reliabilities of the first set of polarized bit channels. The device may transmit the first set of encoded bits to another device over a wireless channel. The device may receive an indication that a decoding of the first set of encoded bits was unsuccessful. The device may generate a second set of encoded bits by mapping a repetition of at least one bit to at least one bit channel of a second set of polarized bit channels of a second polar code according to a second bit index set. The device may transmit the second set of encoded bits to the other device.
Patent WO-2020206617-A1 (WO)
Inventor: XU JING
IPC: H04W74/08
Filed: 2019-04-09
Abstract: 一种信息传输方法及相关设备，该信息传输方法中，终端设备可在第一资源上发送第一信息，网络设备可在第一资源上接收第一信息（201）；在预设时间单元内未接收到该第一信息的响应消息时，终端设备可在第一资源对应的第二资源上再次发送第一信息的部分或全部，网络设备可在第二资源上接收该终端设备再次发送的第一信息的部分或全部（202）。由于第一资源和第二资源之间存在对应关系，因此，有利于网络设备利用该两个资源上的第一信息实现合并接收。
Patent WO-2019228081-A1 (WO)
Title: Time window-based multi-vehicle path planning method, system, and device, and storage medium
Inventor: TAN LIMIN
IPC: G01C21/34
Filed: 2019-04-11
Abstract: Provided are a time window-based multi-vehicle path planning method, system, and device, and a storage medium. The method comprises: traversing each edge between adjacent nodes in a road network node map, and obtaining the passage time of passing each edge, and a shortest estimated distance between any two points in the map (S101); obtaining a current access list of a first vehicle sequentially passing each node from a starting node and a past access list (S102); according to respective times of occupying nodes and edges in past access lists of all vehicles having path planning completed, updating a lock time window of the nodes and a lock time window of the edges (S103); obtaining a current access list of the next vehicle, which needs path planning, sequentially passing each node from the starting node and a past access list; if the time interval of a legal time window is included in the time interval of the lock time window of the nodes, discarding the node; and sequentially outputting predecessor nodes in the past access list as path planning (S104). The path planning method can effectively prevent conflicts between different vehicles in multi-vehicle path planning, and improve the passage efficiency and security.
Patent WO-2019201178-A1 (WO)
Title: Train component crack damage detection method and system based on lamb wave imaging
Inventor: CAI GUOQIANG
IPC: G01N29/07
Filed: 2019-04-12
Abstract: Provided are a train component crack damage detection method and system based on Lamb wave imaging. The method comprises: disposing a cellular sensor network apparatus on a detection structure of a train component to be detected (101); taking a second Lamb wave response signal as a damage signal, taking a first Lamb wave response signal as a reference signal, and calculating a signal difference coefficient value (SDC value) corresponding to each response signal collection point (105); reconstructing a crack damage image by using a probability imaging principle, drawing an SDC distribution map, and evaluating the length of a crack based on the SDC distribution map (107); and performing processes such as focusing and time reversal on the response signals. By means of the present invention, the influence of factors such as environmental noise, measurement errors and time delays can be overcome, thereby creating a high calculation accuracy for signal energy and a low misjudgment rate for damage judgment, such that "blind zones" during detection can be reduced, and the damage monitoring range becomes larger.
Patent WO-2020177187-A1 (WO)
Inventor: LIANG XIAOMING
IPC: G02F1/1335
Filed: 2019-04-17
Abstract: A display panel (100) and a fabrication method therefor, wherein the display panel (100) comprises a substrate (10), a light-emitting layer (50) located on the substrate (10), and a color film layer (400) located on the light-emitting layer (50); the color film layer (400) comprises a color resist layer (40) and a photoluminescent layer (50) that is located on part of the color resist layer (40), and the photoluminescent layer (50) is filled with a photoluminescent material.
Patent WO-2020228019-A1 (WO)
Inventor: LI XIUQIU
IPC: G06Q50/26
Filed: 2019-05-16
Abstract: 一种智慧居家健康、养老的实现方法及智能装置，方法包括：预先建立用户的健康档案，并获取相应的行为触发条件及输出信息（S10）；实时获取距离传感模块的感测数据，并确定用户的实时位置（S20）；根据实时位置及现场信息确定用户的当前行为（S30）；判断当前行为是否符合行为触发条件，并在符合行为触发条件时，根据输出信息输出相应的提示信息和/或控制相应的家居装置（S40）。
Patent WO-2019242443-A1 (WO)
Title: 一种基于字符串的恶意软件识别方法、系统及相关装置
Inventor: ZHANG MINGXING
IPC: G06F21/56
Filed: 2019-05-20
Abstract: 一种基于字符串的恶意软件识别方法、系统、设备及计算机可读存储介质，该恶意软件识别方法利用TFIDF技术对从待测软件包含的PE文件中提取出的各字符串进行重要程度统计，并从中选取出具有较高分类能力和识别度的高重要性字符串，再借助该高重要性字符串作为恶意软件识别特征完成恶意软件的识别。该识别方法无需人工凭借自身经验完成恶意内容的识别，自动化完成效率更高、恶意内容识别更准确、遗漏几率更低。
Patent WO-2020232728-A1 (WO)
Inventor: Zheng Yajian
IPC: H04R9/02
Filed: 2019-05-24
Abstract: Provided in the present invention is a sound production device. The sound production device comprises an upper cover, a lower cover which forms an accommodation space together with the upper cover in an enclosing manner, and a sound production unit accommodated in the accommodation space, wherein the sound production unit is provided with a diaphragm; the upper cover comprises a top wall facing the diaphragm, and side walls extending from the top wall in the direction of the diaphragm and fixing the sound production unit; the upper cover is provided with a sound output hole; the top wall, the side walls and the diaphragm define a front cavity in an enclosing manner; the upper cover further comprises a recessed part recessed from the top wall in a direction away from the diaphragm; and the recessed part comprises a first surface facing the diaphragm and a second surface connecting the first surface and the top wall, the first surface extends to the sound output hole in the direction from the second surface to the sound output hole, and the second surface spans from one of the side walls to the other side wall, which is opposite. According to the present invention, the air pressures on two sides of a front cavity area between a dome of the sound production unit and the upper cover are effectively guided, such that the pressure intensity at each position in the front cavity is balanced, and the problem of diaphragm swinging can be ameliorated.
Patent WO-2020073657-A1 (WO)
Title: 碳水化合物单膦、它们的制备方法和用途
Inventor: SHI JICHENG
IPC: C07H23/00
Filed: 2019-05-27
Abstract: 本发明提供具有通式Ia、Ib、IIa或IIb的碳水化合物单膦，包括磷原子构型不同的Ia和Ib的混合物或者磷原子构型不同的IIa和IIb的混合物，和它们的制备方法；本发明描述了碳水化合物单膦的硼烷加合物、氧化物、硫化物或硒化物；此外，本发明还提供了碳水化合物单膦配位的钯络合物；碳水化合物单膦与钯盐或络合物组成的催化体系、或碳水化合物单膦配位的钯络合物在催化有机反应中的用途亦是本发明的一部分，特别是在催化(拟)卤代芳烃去形成新的C-C、或C-N键的偶联反应中的用途。
Patent WO-2020237540-A1 (WO)
Title: Power grid user classification method and device, and computer-readable storage medium
Inventor: LI ANG
IPC: G06Q10/06
Filed: 2019-05-29
Abstract: Disclosed are a power grid user classification method and device, and a computer-readable storage medium. The method comprises: determining user power consumption data of each time period within a time interval, wherein the user power consumption data of each time period comprises user power consumption data of each time granularity within the time period; generating a power consumption pattern image of a user within the time interval on the basis of the user power consumption data of each time period within the time interval; and classifying the user on the basis of an image recognition result of the power consumption pattern image. A user is classified by performing image recognition on a power consumption pattern image, and file information does not need to be manually inputted, thereby reducing a manual workload. In addition, a completion defect caused by incomplete file information is avoided, thereby improving the accuracy of classification.
Patent WO-2020224025-A1 (WO)
Inventor: LIU YANHONG
IPC: H04N21/24
Filed: 2019-06-06
Abstract: L'invention concerne un procédé et un système de surveillance de la qualité de médias en streaming. Le procédé comprend : un terminal de lecture simulant la lecture d'une ressource de média en streaming selon une période fixe; le terminal de lecture enregistrant des données d'index pour simuler la lecture de la ressource de média en streaming; le terminal de lecture envoyant les données d'index à un serveur de surveillance; le serveur de surveillance recevant les données d'index; et le serveur de surveillance déterminant la qualité actuelle du média en streaming sur la base des données d'index. Selon la présente invention, un problème avec la qualité d'un service multimédia en streaming peut être découvert de manière opportune.
Patent WO-2020001262-A1 (WO)
Title: Led驱动控制器、led驱动电路及led发光装置
Inventor: CHENG ZHIQIANG
IPC: H05B45/59
Filed: 2019-06-10
Abstract: 公开了一种LED驱动控制器及驱动电路，包括：功率管，具有控制端、第一端和第二端，控制端接收开关控制信号；过零检测电路，用于产生过零检测信号；第一比较电路，用于根据参考电压和采样电压相比较以产生第一控制信号；控制电路，与过零检测电路以及比较电路相连，用于根据过零检测信号以及第一控制信号产生开关控制信号；过压保护电路，用于根据控制电路提供的关断时间以及基准电压产生过压保护信号；屏蔽电路，用于根据屏蔽信号在功率管关断时屏蔽使过压保护信号无效，以及在功率管导通时复位使过压保护信号有效。本发明可以防止在输入电压较低而LED负载电压较高时LED驱动电路进入过压保护模式而闪灯，同时避免出现烧灯现象。
Patent WO-2020173020-A1 (WO)
Title: Système intelligent d'aide à la décision et d'analyse de données de commande de vol pour rendez-vous et amarrage de véhicule spatial
Inventor: XIE YONGCHUN
IPC: B64G1/64
Filed: 2019-06-21
Abstract: Un système intelligent d'aide à la décision et d'analyse de données de commande de vol pour rendez-vous et amarrage de véhicule spatial, comprend : un module d'acquisition et de traitement de données en temps réel de commande de vol, un module de simulation et de vérification de commande de vol, un module de traitement et de fusion de données multi-sources, un module de traitement de base de données de mémoire, un module d'analyse intelligent de commande de vol et un module d'aide à la décision de commande de vol. Le présent système confirme la sécurité d'un véhicule spatial tout en exécutant une tâche de commande de vol pendant des processus de tâche de commande de vol tels que rendez-vous et amarrage en orbite. Pendant une interprétation de surveillance de données de commande de vol en temps réel, une prévision et une comparaison et d'analyse, des informations d'état de vol courantes et des informations de prévision d'état opérationnel futur d'un véhicule spatial sont prévues pour un décideur de commande de vol, de sorte que le décideur peut déterminer rapidement et avec précision un événement de commande de vol, ce qui assure une base importante pour une décision de commande de vol de véhicule spatial, et garantit la sécurité de rendez-vous et d'amarrage.
Patent WO-2020258246-A1 (WO)
Inventor: SHE MIN
IPC: H01L27/11573
Filed: 2019-06-28
Abstract: A 3D flash memory device includes a substrate having a substantial planar surface. A plurality of active columns of semiconducting material is disposed above the substrate. Each of the plurality of active columns extends along a first direction orthogonal to the planar surface of the substrate. The plurality of active columns is arranged in a two-dimensional array. Each of the plurality of active columns may comprise multiple local bit lines and multiple local source lines extending along the first direction. Multiple channel regions are disposed between the multiple local bit lines and multiple local source lines. A word line stack wraps around the plurality of active columns. A charge-storage element is disposed between the word line stack and each of the plurality of active columns.
Patent WO-2020052319-A1 (WO)
Title: Target tracking method, apparatus, medium, and device
Inventor: ZHANG HAO
IPC: G06K9/00
Filed: 2019-06-28
Abstract: Disclosed by the embodiments of the present application are a target tracking method, apparatus, device, and medium, said method comprising: a server obtains a first video stream, and performs the following data processing operations on each video frame in the same video stream: according to a target detection detection model and the current video frame, the server detects candidate regions in the current video frame; according to a feature extraction model and a candidate region, the server extracts depth features corresponding to each candidate region; according to the depth feature corresponding to each candidate region and the depth feature of the target tracked in the previous video frame, the server calculates a feature similarity corresponding to each candidate region; finally, on the basis of the feature similarity corresponding to each candidate region, the server determines the target tracked in the current video frame. The target detection model is used for performing target detection within the range of the current video frame and performing target tracking on the basis of the depth features, and can effectively prevent the occurrence of tracking drift or tracking target loss, ensuring accuracy in target tracking.
Patent WO-2020019943-A1 (WO)
Inventor: DING JINGWEN
IPC: H04L29/06
Filed: 2019-07-01
Abstract: 本申请提供一种发送数据的方法和装置，以及一种接收数据的方法和装置。首先将待上传的多个数据量较小的对象进行封装处理，生成一个数据量较大的对象，即，大对象，随后通过客户端与S3服务器之间的连接向S3服务器发送该大对象，由于多个小对象作为一个整体(即，大对象)上传，因此，在上传该多个小对象的过程从无需再重复发送S3请求，从而提高了S3统系中上传数据的效率。
Patent WO-2020237793-A1 (WO)
Inventor: LIN YAFEI
IPC: C07F15/00
Filed: 2019-07-15
Abstract: 涉及一种有机发光二极管的发光层掺杂剂，其制备方法，和应用所述发光层掺杂剂制成的电致发光器件。所述发光层掺杂剂的制备方法操作简单、易于实现，且制备效率高，可制备出高纯度的发光层掺杂剂材料；所述的电致发光器件因为包含了所述的发光层掺杂剂，可以实现发光层材料的磷光发光，从而提高电致发光器件的发光效率。
Patent WO-2020252834-A1 (WO)
Inventor: CHEN JIAWEI
IPC: H04L29/12
Filed: 2019-07-16
Abstract: The embodiments of the present application relate to the field of communication technologies, and disclose a network request processing method and system, and ingress and egress network devices. In the present application, a first local area network network-namespace identifies a received network request, and sends an identified DNS resolution request to a first DNS network-namespace, and the first DNS network-namespace receives the DNS resolution request, acquires a resolution result, and returns the resolution result to the first local area network network-namespace as a response. The first local area network network-namespace and the first DNS network-namespace are deployed on a first network device, and the first network device at least comprises a first local area network network-namespace. At least one local area network network-namespace is further deployed on the first network device, and various local area network network-namespaces send respective DNS resolution requests to the first DNS network-namespace for resolution.
Patent WO-2020057275-A1 (WO)
Title: 轨迹的确定方法和装置、时间的推荐方法、装置和系统
Inventor: CHENG RUIHUA
IPC: G01C21/00
Filed: 2019-08-05
Abstract: 本公开提供了一种轨迹的确定方法和装置、时间的推荐方法、装置和系统，涉及物流技术领域，所述轨迹的确定方法包括：获取第一对象在设定时间段内的多个轨迹点的轨迹信息，每个轨迹点的轨迹信息包括该轨迹点的地理位置和第一对象位于该轨迹点的时间；根据每个轨迹点的地理位置，对多个轨迹点进行聚类以得到互不重叠的多个区域，每个区域中的轨迹点密度大于预设密度；根据每个区域中的至少一个轨迹点的时间，确定每个区域对应的时间；按照每个区域对应的时间对多个区域进行排列，以得到第一对象的区域运动轨迹；基于多个区域运动轨迹，确定第一对象频繁运动的频繁轨迹，频繁轨迹包括频繁区域和频繁区域对应的频繁时间段。
Patent WO-2021031167-A1 (WO)
Inventor: ZENG CHAO
IPC: G11C19/28
Filed: 2019-08-21
Abstract: A display substrate, a display device, and a method for fabricating a display substrate. The display substrate comprises a base substrate, a gate driving circuit, a plurality of power cords, a first signal line group, and a second signal line group. The gate driving circuit comprises a plurality of cascaded shift register units; the plurality of power cords are configured to provide a plurality of power supply signals for the plurality of cascaded shift register units comprised in the gate driving circuit; the first signal line group comprises at least one clock signal line and is configured to provide at least one clock signal for the plurality of cascaded shift register units comprised in the gate driving circuit; the second signal ling group comprises a trigger signal line and is configured to provide a trigger signal for a first-stage shift register unit; the gate driving circuit comprises at least one transistor, and the extension direction of a channel of the at least one transistor is parallel to the extension direction of the clock signal line.
Patent WO-2020038425-A1 (WO)
Inventor: XIAO SHUCHAO
IPC: H04L45/28
Filed: 2019-08-22
Abstract: 本公开提供了一种业务运行方法、装置、存储介质及电子装置，其中，该方法包括：在确定分布式网络中的链路中断后，确定该分布式网络中多个节点的业务信息；为上述多个节点的业务信息所指示的业务集中计算恢复路径；利用上述恢复路径运行上述业务。
Patent WO-2021035512-A1 (WO)
Inventor: MA LIGUO
IPC: B25B21/02
Filed: 2019-08-27
Abstract: A power tool (10) including a transmission mechanism (12), an output shaft (14) driven by the transmission mechanism (12), and a hydraulic unit (16) filled with a working fluid. The hydraulic unit (16) is disposed coaxially with the output shaft (14), and defines a rotatively driving mechanism (18), a first fluid chamber (20), and a second fluid chamber (22). The first fluid chamber (20) is in intermittently fluid connection with the second fluid chamber (22) via a fluid channel (28). A relative rotation between the hydraulic unit (16) and the output shaft (14) causes the rotatively driving mechanism (18) to axially compress or expand a volume of the second fluid chamber (22) for raising or decreasing a fluid pressure of the second fluid chamber (22), generating a pressure difference between the first fluid chamber (20) and the second fluid chamber (22) to cause an instantaneous torque to the output shaft (14).
Patent WO-2020052435-A1 (WO)
Title: Support for image acquisition, image acquisition system and method
Inventor: ZHU HAO
IPC: F16M11/24
Filed: 2019-08-28
Abstract: A support (1) for image acquisition, and an image acquisition system and method. In order to facilitate image acquisition of objects of different sizes, the support (1) for image acquisition comprises: a base (2), a vertical column (3) being provided on the base (2), transverse arms (4) being provided on the column (3), the positions of the transverse arms (4) on the column (3) being adjustable; and a camera mounting portion (5) being provided at a first end of each of the transverse arms (4). The image acquisition system comprises: an object placing platform (15), an image acquisition device and a control device, the control device controlling the image acquisition device to perform image acquisition on an object (16) on the object placing platform (15).
Patent WO-2020098334-A1 (WO)
Title: Out-of-order control method and apparatus for downlink data
Inventor: LI YONGCUI
IPC: H04W36/00
Filed: 2019-08-29
Abstract: Provided in the present application are an out-of-order control method and apparatus for downlink data. The method comprises: a control plane network element determining a switching data transmission path; and the control plane network element sending indication information to a path aggregation network element, wherein the indication information is used for instructing the path aggregation network element to send downlink data of a second data transmission path after the sending of downlink data of a first data transmission path is completed, the first data transmission path is a data transmission path before switching, and the second data transmission path is a switched data transmission path. Based on this solution, the control plane network element can instruct the path aggregation network element to send the downlink data of the second data transmission path after the sending of the downlink data of the first data transmission path is completed, thereby solving the out-order-of problem of a downlink data packet which occurs in an anchor point change process or a user plane connection recovery process, and improving the user experience.
Patent WO-2020224132-A1 (WO)
Inventor: WU XIAOLING
IPC: G09G3/3233
Filed: 2019-09-04
Abstract: A display panel and a display device. The display panel comprises: a substrate (10) provided with a display area (11) and a non-display area (12); a cathode (20) surrounding the display area (11) and located in the non-display area (12); and a plurality of drive chips (30) uniformly provided in the non-display area (12) and located at an outer side of the cathode (20), wherein each of the drive chips (30) is provided with a drive signal pin area (31) and bypass pin areas (32) located at both sides of the drive signal pin area (31); the drive signal pin area (31) and the bypass pin area (32) are provided with a plurality of cathode pins (301); the cathode pins (301) are electrically connected to the cathode (20). The cathode pins (301) are separately provided in the pin areas (31, 32) of the drive chips (30) so that an input end of a cathode ray signal is uniformly distributed around the display area (11), and an input path of a cathode ray is reduced, thereby reducing the resistance of the cathode ray and improving the display uniformity.
Patent WO-2020237957-A1 (WO)
Inventor: ZHANG RUIHUA
IPC: C23C24/10
Filed: 2019-09-30
Abstract: A tool coating processing method, comprising a molten pool forming step: converging a binding phase (1) to a plasma arc heat source by means of a coaxial powder feeding passage, the bonding phase (1) being deposited on a tool base material after melting, so as to form a molten pool; and a reinforcing phase (2) adding step: sending a reinforcing phase (2) by means of a side powder feeding channel into the molten pool after a plasma beam is removed, cladding the bonding phase (1) and the reinforcing phase (2) under the condition of ultrasonic vibration, and forming a coating on the surface of a tool. The processing method solves the feeding problem, burning problem and the problem of uneven distribution in a coating of hard phase particles in a processing process of a tool coating, improves the hardness, corrosion resistance and wear resistance of the tool coating, and finally improves the service life of the tool.