baber/WOPTO huggingface dataset:
Patent WO-2021081700-A1 (WO)
Inventor: WANG JUNWEI
IPC: H04W74/02
Filed: 2019-10-28
Abstract: Embodiments of the present application provide a data sending and receiving method and apparatus, capable of being applied to communication systems, such as V2X, LTE-V, V2V, Internet of Vehicles, MTC, Internet of Things (IoT), LTE-M, and M2M. A network device may configure a resource of an unlicensed spectrum sidelink for a first terminal device, and send the resource of the unlicensed spectrum sidelink to the first terminal device by means of indication information, so that the first terminal device may perform channel monitoring on the unlicensed spectrum sidelink according to the configuration of the network device, and determine, according to a result of channel monitoring, whether data is sent to a second terminal device on the unlicensed spectrum sidelink; exemplarily, under a condition that the result of channel monitoring is success of monitoring, the first terminal device sends the data to the second terminal device on the unlicensed spectrum sidelink, i.e., by means of combining the indication of the network device and the channel monitoring of the terminal device, the first terminal device can send the data to the second terminal device on the unlicensed spectrum sidelink.
Patent WO-2021081790-A1 (WO)
Title: Electric motor control apparatus, device, system, and control method for electric motor control apparatus
Inventor: CHEN HONGBIN
IPC: H02P7/00
Filed: 2019-10-30
Abstract: An electric motor control apparatus (10), a device, a system, and a control method for the electric motor control apparatus. The electric motor control apparatus (10) comprises: a phase voltage measurement circuit (11), a control circuit (12) and a drive circuit (13), wherein the phase voltage measurement circuit (11) is used for measuring phase voltages of electric motors (20); the control circuit (12) is used for providing control signals to the drive circuit (13), with the control signals being used for controlling the rotation speeds of the electric motor (20), and one electric motor (20) corresponding to one control signal, and for providing rotor position signals to the drive circuit (13) according to the phase voltages, with the rotor position signals being used for indicating the current positions of rotors of the electric motors (20); and the drive circuit (13) is used for providing, according to the rotor position signals and the control signals, a drive signal to a switching circuit according to pre-set commutation logic, with the drive signal being used for controlling a switching state of the switching circuit, so as to control the rotation of the electric motors (20). The electric motor control apparatus reduces the number of PWM output ends needed to control the electric motors (20).
Patent WO-2021081889-A1 (WO)
Title: Method for determining frame error ratio and related device
Inventor: GAO LIN
IPC: H04L1/00
Filed: 2019-10-31
Abstract: Embodiments of the present application provide a method for determining a frame error ratio and a related device. In the technical solution, a sender sends N channel measurement frames to a receiver; the receiver determines, according to the reception states of the channel measurement frames, a channel quality parameter statistical value corresponding to each channel measurement frame, and feeds same back to the sender; then the sender receives the channel quality parameter statistical value. The sender can determine weights corresponding to the channel measurement frames according to the channel quality parameter statistical values. Finally, the sender determines the frame error ratio between the sender and the receiver according to the weights and the number N of the channel measurement frames. In the embodiments of the present application, different channel quality parameter statistical values can be obtained for different frame loss reasons, and a sender can determine weights corresponding to the frame loss reasons according to the channel quality parameter statistical values. The frame error ratio calculated by the sender according to the weights can accurately reflect the link state, and the effect will be better when the sender performs optimization adjustment.
Patent WO-2021072935-A1 (WO)
Inventor: CHEN BINGSHUI
IPC: H01R13/02
Filed: 2019-12-04
Abstract: L'invention concerne un connecteur à recouvrement, qui comprend une extrémité mâle (4) et une extrémité femelle (5). L'extrémité mâle (4) comprend une coque mâle (7) et un premier joint de recouvrement (6) disposé sur la coque mâle (7) et soudé à une première carte de circuit imprimé (1), le premier joint de recouvrement (6) comportant une première partie de recouvrement (10) s'étendant vers l'avant et ayant une élasticité, et la première partie de recouvrement (10) étant une géométrie de plaque mince en forme d'onde. L'extrémité femelle (5) comprend une coque femelle (8) adaptée à la coque mâle (7), et un second joint de recouvrement (9) disposé sur la coque femelle (8), le second joint de recouvrement (9) est soudé à une seconde carte de circuit imprimé (3) ou électriquement connecté à un fil conducteur (2) ; le second joint de recouvrement (9) comporte une seconde partie de recouvrement (11) s'étendant vers l'avant et ayant une élasticité, la seconde partie de recouvrement (11) est une géométrie de plaque mince en forme d'onde, la seconde partie de recouvrement (11) est adaptée à la première partie de recouvrement (10). La coque mâle (7) est disposée sur la coque femelle (8) et peut amener la première partie de recouvrement (10) à roder et fixée à la seconde partie de recouvrement (11), de telle sorte que la première carte de circuit imprimé (1) est électriquement connectée à la seconde carte de circuit imprimé (3) ou à la ligne conductrice (2).
Patent WO-2020199633-A1 (WO)
Title: Methods for lipid affinity-based non-antibody capture and purification of extracellular vesicles
Inventor: TAO WEIGUO ANDY
IPC: C12N5/00
Filed: 2019-12-04
Abstract: A method is disclosed to capture and purify extracellular vesicles from biofluids via lipid affinity-based capture. The EVTRAP (Extracellular Vesicles Total Recovery And Purification) method enables capture of EVs onto modified beads. The EVTRAP method results in fast and reproducible capture and isolation of EVs with greater than 90%recovery yields.
Patent WO-2021114255-A1 (WO)
Inventor: ZHAN QINQIN
IPC: C12N15/869
Filed: 2019-12-13
Abstract: A method for studying a brain-intestine neural circuit. The method comprises: injecting a transsynaptic virus carrying a target gene into an intestinal wall of a mammal, and allowing the virus to simultaneously express the target gene in a central nervous system and a peripheral nervous system, so as to study the brain-intestine neural circuit. In the involved method, the transsynaptic virus is selected as a viral vector, and an intestinal wall injection method is specifically implemented on an animal, so as to study the formation of the brain-intestine neural circuit for regulating social behavior; an intestinal neuron is successfully transfected for the first time, and a neuron can be rapidly transfected reversely in a transsynaptic manner, so as to achieve long-distance projection tracing of the neuron.
Patent WO-2021051714-A1 (WO)
Title: Fpga cloud platform acceleration resource allocation method, and system
Inventor: REN ZHIXIN
IPC: G06F9/50
Filed: 2019-12-30
Abstract: An FPGA cloud platform acceleration resource allocation method and a system. The method comprises: allocating and coordinating accelerator card resources according to delays between a host of a user and FPGA accelerator cards deployed at various network segments, and upon an FPGA usage request of the user, allocating an FPGA accelerator card in an FPGA resource pool that has a minimum delay to the host, thereby achieving acceleration resource allocation of an FPGA cloud platform; and a cloud monitoring management platform obtaining transmission delays to a virtual machine network according to different geographic locations of various FPGA cards in the FPGA resource pool, and allocating a card having a minimum delay to each user. In addition, the cloud monitoring management platform effectively prevents unauthorized users from accessing acceleration resources in the resource pool, thereby protecting the rights of pool owners. The invention effectively protects FPGA accelerator cards that are not authorized for users, and ensures that the card allocated to a user has a minimum network delay, thereby optimizing acceleration performance, and improving user experience.
Patent WO-2020233127-A1 (WO)
Inventor: YI GUODONG
IPC: E21B10/43
Filed: 2019-12-31
Abstract: Disclosed is an efficient rotary drilling drill bit device with combined drilling and stirring for a large-section open caisson. The rotary drilling drill bit device comprises a gear transmission box (10), a driving gear (11), driven gears (9), a hollow primary drill rod (14), secondary drill rods (6), a primary drill bit (1), and secondary drill bits (4), wherein four secondary drill bits (4) are uniformly arranged above the primary drill bit (1) in the circumferential direction; a positioning plate (13) which is fixedly connected to the hollow primary drill rod (14) is respectively mounted on and under a box body such that the gear transmission box (10) can move synchronously with the increase in the drilling depth; the shape of the gear transmission box (10) is composed of a square and circles, the vertexes of the square acting as the center of the circles; the gear transmission box (10) is internally provided with the driving gear (11) and the driven gears (9), the driving gear (11) is fixedly connected to the hollow primary drill rod (14) via a key (15) and synchronously rotates along with the primary drill bit (1) during the drilling process; and each of the four driven gears (9) meshes with the driving gear (11) and respectively drives, by means of the key (15), one of the secondary drill bits (4) to rotate. By means of the device, the drilling efficiency and the mud discharging efficiency are improved, and a mud suction pipe being blocked and drill bit silting and even breaking caused by unsmooth mud discharging during the drilling process are prevented.
Patent WO-2021128411-A1 (WO)
Title: 一种ip网络可视对讲设备
Inventor: ZHANG FEI
IPC: H04N7/14
Filed: 2019-12-31
Abstract: 本实用新型涉及对讲设备技术领域，具体公开了一种IP网络可视对讲设备，包括楼道可视对讲设备、外连接通讯端口、TCP/IP网络连线、用户可视对讲设备、终端服务器、照明组件、扩音装置、摄像头、双向语音通讯装置、显示屏、磁片识别装置、按键装置、用户扩音装置、用户摄像头、用户双向语音通讯装置、用户显示屏和用户按键装置。其中照明组件内部设置有光感元件，当夜间使用时照明组件能提供亮度，使摄像头在夜间也能发挥作用，双向语音通讯装置内部设置有降噪组件，在通讯过程中减少噪音，提高工作效率，通过扩音装置增强通讯效果，设置显示屏在通讯过程中可以观察周围环境，终端服务器可以对楼道可视对讲设备和用户可视对讲设备发布信息。
Patent WO-2021134712-A1 (WO)
Title: Load authentication method and system, mobile platform, load, and transfer device
Inventor: WANG JUNYU
IPC: B64D47/08
Filed: 2019-12-31
Abstract: A load authentication method and system, a mobile platform, a load, and a transfer device. The load authentication system comprises a mobile platform and a load. The load authentication method comprises: when a mobile platform detects that a load is connected thereto, the mobile platform sending a load authentication request to the load; the load receiving the load authentication request sent by the mobile platform, and sending, on the basis of the load authentication request, load authentication information thereof to the mobile platform; the mobile platform receiving the load authentication information sent by the load, and determining, according to the load authentication information, a function permission of the load; and the mobile platform determining an exposure function between the load and the mobile platform according to the function permission. In an embodiment of the present invention, function permissions of a load can be set according to load authentication information, thereby enhancing the reliability of the load, and accordingly ensuring security of a mobile platform.
Patent WO-2020168847-A1 (WO)
Title: Ensemble filtrant à cartouche intégré
Inventor: LIU GUO
IPC: B01D61/02
Filed: 2020-01-06
Abstract: Un ensemble filtrant à cartouche intégré, comprenant une cartouche externe (1), un couvercle de cartouche (2), un canal d'eau primaire (5), un module de membrane filtrante (4), et un module de pré-filtrage (3). Le module de pré-filtrage (3) filtre l'eau brute introduite dans le module de pré-filtrage (3), et guide l'eau filtrée de l'intérieur vers l'extérieur dans une première couche d'eau primaire située entre la cartouche externe (1) et le module de pré-filtrage (3) de façon à générer de l'eau primaire. Le module de membrane filtrante (4) est utilisé pour séparer l'eau primaire introduite dans une seconde couche d'eau primaire en eau purifiée et en eau concentrée, la seconde couche d'eau primaire se référant à l'espace entre le module de membrane filtrante (4) et le module de pré-filtrage (3). Le canal d'eau primaire (5) relie la première couche d'eau primaire et la seconde couche d'eau primaire. Par rapport à un ensemble filtrant à cartouche à usage unique existant, l'invention propose deux modules indépendants, à savoir le module de pré-filtrage (3) et le module de membrane filtrante (4), ce qui permet de résoudre le problème dans lequel les différentes durées de vie de filtres à cartouche intégrés et de membranes filtrante conduisent à un gaspillage ou une faible efficacité, et à réduire les coûts d'utilisation d'ensembles filtrants à cartouche intégrés.
Patent WO-2021056936-A1 (WO)
Inventor: DU FENGYU
IPC: C12R1/80
Filed: 2020-01-17
Abstract: The present invention relates to the technical field of microbial pesticides, in particular to a polyketone compound having a trans-decalin ring and obtained from a solid fermentation product of the bacterial strain Penicillium sp. TR85 (preserved in China General Microbiological Culture Collection Center, preservation date: 2 August 2019, preservation number: CGMCC No. 18116), a separation and purification method for the polyketone compound, and the application of the polyketone compound in the field of herbicidal activity. The polyketone compound having the trans-decalin ring comprises a compound 1 and a compound 2 represented by formula (I) as well as acceptable salts or solvates thereof for pesticides. When the concentrations of the compound 1 and the compound 2 are 10 μg/mL, the growth inhibition rates of the compound 1 and the compound 2 on the seedling radicles of Echinochloa crusgalli are 81.5% and 79.6%, respectively, which are superior to the growth inhibition rate of the commercial herbicide acetochlor. Therefore, the compound 1 and the compound 2 may be used as lead compounds or novel pesticide components having herbicidal activity.
Patent WO-2021164027-A1 (WO)
Inventor: CAO TIAN
IPC: H04B10/116
Filed: 2020-02-21
Abstract: Des modes de réalisation de la présente demande concernent un procédé et un système de communication MIMO, et un nœud récepteur. Le procédé comprend : de multiples modules de détection de lumière d'un nœud récepteur recevant des signaux lumineux émis par de multiples modules de transmission de lumière d'un nœud émetteur, les différents modules de détection de lumière du nœud récepteur étant orientés dans différentes directions, et les différents modules de transmission de lumière du nœud émetteur étant orientés dans différentes directions.
Patent WO-2021174381-A1 (WO)
Inventor: XU WENXIANG
IPC: H01L27/11578
Filed: 2020-03-02
Abstract: Embodiments of structure and methods for forming a three-dimensional (3D) memory device are provided. In an example, a 3D memory device includes a memory stack over a substrate, a plurliaty of channel structures, a source structure, and a support structure. The memory stack includes interleaved a plurality of conductor layers and a plurality of insulating layers. The plurality of channel structures extend vertically in the memory stack. The source structure includes a plurality of source portions and extending in the memory stack. The support structure is between adjacent ones of the source portions and has a plurality of interleaved conductor portions and insulating portions. A top one of the conductor portions is in contact with a top one of the conductor layers. Adjacent ones of the source portions are conductively connected to one another.
Patent WO-2020187080-A1 (WO)
Inventor: LIU NANNAN
IPC: H04W72/12
Filed: 2020-03-09
Abstract: Embodiments of the present application relate to the field of wireless communications and provide a method and device for triggering a power headroom report (PHR). A terminal device can trigger a PHR when a PHR triggering condition is satisfied, and sends the PHR to a network device, wherein the PHR triggering condition comprises any one of the following: a sidelink connection is established; or a sidelink connection is released; or a sidelink of the terminal device is activated; or a sidelink carrier of the terminal device is activated; or the terminal device starts to have a sidelink resource for transmitting data; or the terminal device starts to have sidelink transmission; or when a first timer times out, the terminal device has a sidelink resource for transmitting new data, and for at least one activated carrier of the terminal device, a change value of sidelink path loss is greater than or equal to a first parametric value; or the terminal device performs multicast communication with another terminal device and satisfies a first condition; or a resource obtaining mode is converted; or a change value of a number of transmission resources is greater than or equal to a second parametric value.
Patent WO-2021184380-A1 (WO)
Inventor: WAN SHUAI
IPC: H04N19/96
Filed: 2020-03-20
Abstract: 本申请实施例提供了一种点云编码方法和解码方法、编码器、解码器及存储介质，编码器基于八叉树进行几何信息的编码时，从当前节点对应的全部已编码相邻节点中选择n个相邻节点；其中，n为大于或者等于1，且小于或者等于7的整数；获取n个相邻节点的占位码和当前节点的占位码；其中，占位码用于指示一个节点中是否包含点云中的至少一个点；根据n个相邻节点的占位码确定上下文模型；使用上下文模型，编码当前节点的占位码，获得当前节点的占位码的码流数据。解码器基于八叉树进行几何信息的解码时，从当前节点对应的全部已解码相邻节点中选择n个相邻节点；其中，n为大于或者等于1，且小于或者等于7的整数；根据n个相邻节点的占位码确定上下文模型；其中，占位码用于指示一个节点中是否包含点云中的至少一个点；使用上下文模型，解析当前节点的码流数据，获得当前节点的占位码。
Patent WO-2020192641-A1 (WO)
Title: Injector for fuel cell, fuel cell system and fuel cell vehicle
Inventor: CUI TIANYU
IPC: H01M8/04089
Filed: 2020-03-24
Abstract: The present disclosure relates to an injector for a fuel cell, comprising an injector main body, the injector main body having a first flow path and a second flow path integrated therein. The first flow path has a first inlet and a first outlet configured to supply fuel into the fuel cell. The second flow path has a recirculation inlet and a recirculation outlet, the recirculation inlet being used to receive unreacted fuel in the fuel cell, and the recirculation outlet leading to the first flow path for recirculating the unreacted fuel. The present disclosure also provides a fuel cell system and a fuel cell vehicle having the fuel cell system. According to the embodiments of the present disclosure, when unused hydrogen is recirculated, the pressure drop can be reduced, and the stability of the flow can be improved. In addition, a recirculation system of the whole fuel cell (stack) is more compact.
Patent WO-2020207280-A1 (WO)
Inventor: FENG JIANGPING
IPC: H04W4/24
Filed: 2020-03-30
Abstract: Disclosed by the embodiment of the present application are a resource charging method, an MEC management system and an MEC host used for charging of resources consumed by a tenant's MEC application. The method of the embodiment of the present application comprises: a multi-access edge computing (MEC) management system receives resource usage information of a tenant sent by an MEC host, the resource usage information being information about resources consumed by an MEC application created by the tenant; the MEC management system sends the resource usage information to a charging system device, the resource usage information being used by the charging system device for charging the resource consumed by the tenant's MEC application.
Patent WO-2021139015-A1 (WO)
Title: 5g millimeter wave dual-polarized antenna module and handheld device
Inventor: ZHAO YUE
IPC: H01Q1/24
Filed: 2020-04-07
Abstract: Disclosed are a 5G millimeter wave dual-polarized antenna module and a handheld device. Said antenna module comprises at least two antenna units. The antenna unit comprises a first horizontal metal plate, a second horizontal metal plate, a first vertical metal plate, a second vertical metal plate and a patch antenna assembly; a metal cavity for accommodating an electronic component is enclosed between the first horizontal metal plate, the second horizontal metal plate, the first vertical metal plate and the second vertical metal plate; the patch antenna assembly is located on one side, away from the metal cavity, of the first vertical metal plate, the patch antenna assembly comprises a first radiation portion, a second radiation portion and a third radiation portion which are sequentially connected; and the first radiation portion and the third radiation portion are both located at one side, close to the first vertical metal plate, of the second radiation portion. Said antenna module can work at a frequency band of 5G millimeter wave, and has a dual-polarization characteristic. When said antenna module is applied to the handheld device, the thickness of the handheld device is not increased, facilitating the handheld device to develop towards the trend of ultra-thinness.
Patent WO-2020216057-A1 (WO)
Title: Control device, photographing device, mobile body, control method and program
Inventor: HONJO KENICHI
IPC: H04N5/232
Filed: 2020-04-07
Abstract: As the distance to a determined subject changes, it sometimes results in the inability to stably perform photographing control. The control device can include a circuit configured to apply a first contrast evaluation filter for an area comprising the subject in a first image, i.e., a first area, so as to export a first contrast evaluation value that is used for evaluating a contrast value of the first area; perform focusing control on a photographing device according to the first contrast evaluation value; determine a second contrast evaluation filter according to a first distance between the photographing device and the subject when the first image is photographed by the photographing device, and a second distance between the photographing device and the subject when a second image is photographed by the photographing device; apply a contrast evaluation filter for an area comprising the subject in the second image, i.e., a second area, so as to export a second contrast evaluation value that is used for evaluating a contrast value of the second area; and perform focusing control on the photographing device according to the second contrast evaluation value.
Patent WO-2020221059-A1 (WO)
Title: Audio signal processing method and related product
Inventor: LI CHUNJIAN
IPC: G10L25/78
Filed: 2020-04-21
Abstract: An audio signal processing method and a product. The method comprises: receiving N observed signals collected by a microphone array, and performing blind source separation on the N observed signals to obtain M source signals and M separation matrices, wherein the M source signals correspond to the M separation matrices on a one-to-one basis, N is an integer greater than or equal to two, and M is an integer greater than or equal to one (S101); acquiring a spatial feature matrix of the N observed signals, wherein the spatial feature matrix is used for representing a correlation between the N observed signals (S102); acquiring preset audio features of each source signal among the M source signals (S103); and determining, according to the preset audio features of each source signal, the M separation matrices and the spatial feature matrix, the number of speakers and identities of the speakers corresponding to the N observed signals (S104). The method facilitates an improvement in speaker diarization accuracy.
Patent WO-2021017547-A1 (WO)
Inventor: YU XINYU
IPC: G01R31/08
Filed: 2020-04-23
Abstract: 一种孤岛现象检测方法、装置和计算机可读存储介质，检测方法包括：确定并网逆变器的交流端口输出的交流电的谐波幅值增长率和频率增长率（301）；确定该谐波幅值增长率对应的孤岛扰动系数（302），谐波幅值增长率与孤岛扰动系数为单调递增关系；根据该频率增长率和该谐波幅值增长率对应的孤岛扰动系数，确定孤岛注入量（303）；按照该孤岛注入量，控制并网逆变器通过交流端口输出无功功率或无功电流（304）；根据该交流端口输出的交流电的频率进行孤岛现象检测（305）。该检测方法能准确检测出是否发生孤岛现象，且在未发生孤岛现象时，减小了对电网的扰动，提升了并网稳定性，在发生孤岛现象时，可以快速检测出孤岛现象，检测时间较短。