Huawei Technologies Co., Limited

Chinese Academy of Sciences

Tencent Technology (Shenzhen) Company Limited

International Business Machines Corporation

Florida International University

Franklin Wh Energy Storage Inc.

Google Inc.

Zte Corporation

Shanghai Jiao Tong University

Aston University

Xi'an Zte New Software Company Limited

Shenzhen Yiwei Medical Technology Co., Ltd

Chi Zhang

Zhengwei Gong

Yafei Wang

Ming Wu

Junchao Li

Xiaojun Ma

Yi Qin

Mengying Ding

Hao Tang

Yi Bin Wang

Zhongfeng Li

Yi Zhang

Tao Zhang

Yongzhao Cao

Florian Graf

Kai Ma

Zhishan Zhuang

Ming He

Qihong Fu

Zhe Cheng

Junwei Gou

Yangbin Huang

Shuhui Mei

Zhonglin Xia

Shao Yang Yu

Raju Rangaswami

Xiaoming Wu

Xiaohui Zheng

Wenrong Tang

Evangelos Christidis

Le Yu

Yang Zuo

Mo Zhao

Junxiong Chen

Pengbo Zhang

Guanqiao Su

Zhejin Huang

Zhongming Guo

Yan Dai

Yi Deng

S Masoud Sadjadi

Steve Luis

Daqing Wang

Baode Sun

Miao Yang

Han Yang

Yi Wang

Xiaojuan Zhang

Huiqin Yang

Hongmin Zheng

Xiaoyang Qian

Xiaoyi Fang

Jun Wang

Yuanjie Li

Zhenfei Tang

Li Xiao

Zhang Zhang

Lili Wang

Birgit Monika Pfitzmann

Yu Sun

Jun Liang

Guohua Zhou

Michael Elton Nidd

Zhihui Zhang

Xiao Bi Liang

Ying Li

Dongdong Wei

Wei Zou

Xudong Wang

Erik Gross

Yueying Zhao

Gang Xiao

Nissan Hajaj

Gerhard A Widmayer

Qinghua Yu

Fangfu Guo

Sihai Ye

Ying Chen

Chen Gong

Yi Wu

Yaya Liu

Dharmanandana Reddy Pothula

Fang Zhang

Junli Hu

Yun Wu

Xianlin Dong

Haiyan Gao

Hailiang Liao

Min Xiang

Lei Gu

Dongdong Xie

Yuan Zhu

The present disclosure provides an energy storage circuit, and a control method. The energy storage circuit includes a DC/DC circuit including a primary side and a secondary side which are connected through a transformer; at least one AC/DC circuit electrically connected between the DC/DC circuit and an electrical grid; a third grid voltage detector configured to measure a grid voltage and detect an on-grid state or an off-grid state; a grid power relay; and a processor. In response to the on-grid state being detected and a grid voltage being detected abnormal, the processor is configured to turn off the grid power relay for disconnection and generate waves using a dual active bridge (DAB) topology mode; and in response to the off-grid state being detected and the grid voltage being detected normal, the processor is configured to determine whether the primary-side voltage is matched with the secondary-side voltage.

Energy storage circuit and control method thereof

A method for determining a reference signal sequence, a terminal device, and a network device, the including receiving, by a terminal device, first indication information sent by a network device, determining, by the terminal device, a target resource based on the first indication information, determining, by the terminal device, a reference signal sequence based on parameters of a first bandwidth and parameters of a second bandwidth, and sending or receiving, by the terminal device, the reference signal sequence on the target resource.

Method and apparatus for determining reference signal sequence, computer program product, and computer readable storage medium

A robot calibration method based on pose constraint and force sensing includes the following steps: establishing a kinematic model, a geometric error model, and a non-geometric error model; installing an end calibration device to an end of a robot, and installing to the geometric constraint device into a working space of the robot; dragging the robot, constraining various calibration spheres of the end calibration device into various V-shaped grooves on the geometric constraint device to achieve pose constraint; then dragging the calibration spheres to V-shaped grooves on different surfaces, and calibrating a geometric parameter error of the robot using a deviation between a nominal end pose measured twice and an actual value; reading an end force by a force sensor to calibrate the non-geometric error model; identifying kinematic model parameters of a corresponding robot; and compensating an identified kinematic model parameter error to a controller of the robot.

Robot calibration method based on pose constraint and force sensing

The present disclosure is related to terrein functioning as a biopesticide formulation in drought resistance and growth promotion of crops. The formulation containing terrein can be treated by soaking or spraying on the crops. It is especially suitable for drought and water shortage conditions, promoting growth of plant root length, seedling height, fresh weight, and dry weight, greatly increasing crop yield, and significantly improving drought resistance of crop plants. Under the condition of seed soaking treatment with 10 μg/mL terrein, promotion rates of root length, seedling height, fresh weight, and dry weight of pakchoi are 99.19%, 15.66%, 40.34%, and 49.12%, respectively. The source of terrein is easy to obtain and the cost is low. It has a simple structure and is easily soluble in water. In the actual application process, it only needs to simply prepare an aqueous solution or mix with other pesticide formulations for seed soaking or spraying treatment.

Biopesticide formulation and treatment method thereof

A flexible mechanism-based anti-backlash device for a planetary gear train, a gearbox, and a robot joint are provided. The anti-backlash device includes an integrated flexible planet carrier, an adjusting screw and a spring, the integrated flexible planet carrier is provided with a moving platform, the moving platform is provided with a spring hole, and the spring is sleeved outside the screw and is installed in the spring hole; when the threaded connection depth of the adjusting screw and the integrated flexible planet carrier reaches or exceeds a set depth, the adjusting screw can extrude the spring to make the moving platform generate elastic movement along a radial direction of the integrated flexible planet carrier, and the radial elastic movement is transformed into circumferential elastic rotation of a planet carrier bearing hole around the center of the planet carrier through an elastic connector.

Flexible mechanism-based anti-backlash device for planetary gear train, gearbox and robot joint

A method for preparing high-toughness heat-resistant aluminum alloy armature material, comprises: heating and melting an aluminum ingot into an aluminum liquid; adding the following elements to the aluminum solution in mass percent: Ce 6-12%, Y 5-9.5%, Zr 0.5-3%, Mg 0.1-2.5%, X 0.15-2.5%, Fe 0.15-0.25%, Mn 0.05-0.15%, and Si 0.1-0.5%; forming an alloy solution and casting same into an alloy ingot; processing the alloy ingot into spherical alloy powder; subjecting the spherical alloy powder to selective laser melting and solidification forming to produce nano-scale AlCe, Al(Y, Zr), and/or AlX intermetallic compounds distributed in a net-like skeleton structure in an aluminum matrix. The material of the present disclosure has low density, high-temperature resistance, high energy absorption rate and excellent electrical conductivity, and excellent mechanical properties at room temperature and high temperature.

High-toughness heat-resistant aluminum alloy armature material and preparation method thereof

Provided are a soft-start method, a power converter system, and a household energy storage system, which are applied to the field of household energy storage technology and are used to improve the soft-start effect of a full-bridge resonant converter. The method includes the following manners: A soft-start process is configured as multiple operating periods, and a duty cycle is adjusted in periods and gradually increases; and in the soft-start process, according to the conversion of the duty cycle, a voltage is slowly output, and the value of the output voltage is gradually increased, so that the operating current in the soft-start process can be effectively controlled, thereby reducing the voltage stress of a power switch transistor when the power switch transistor is hard turned off.

Soft-start method, power converter system, and household energy storage system

An embodiment of the present disclosure discloses a virtual reality (VR) rehabilitation training method with a quantitative evaluation function. The method includes: obtaining attribute information of a user to be trained, and playing short scenarios based on the attribute information; during the playing, acquiring pupil change information and action information of the user in real time, so as to determine a training scenario that the user is interested in and a training solution; generating a virtual training scenario based on the training scenario that the user is interested in; obtaining a head position of the user to be trained, and generating a virtual body model; generating a virtual distractor in the virtual training scenario based on the training solution; and tracking and recording somatosensory signals of the user to be trained at six degrees of freedom, and performing functional quantitative analysis to obtain functional quantitative results.

VR rehabilitation training method and system with quantitative evaluation function

A resource determining method is provided. The method includes: determining a time domain position and a resource unit type of a first time domain resource unit based on first configuration information; determining a time domain position of a second time domain resource unit based on the time domain position of the first time domain resource unit, where the time domain position of the second time domain resource unit is at a time domain position which is different from the time domain position of the first time domain resource unit and is within a preset time period; and receiving second configuration information from a network-side device, and determining a resource unit type of the second time domain resource unit based on the second configuration information. Thus, subframe types of various subframes in D-TDD can be determined.

Resource determining method, related device, and system

Embodiments of the present application provide a reference signal transmission method, a device, and a system. The method includes: determining, by a first device, at least one reference signal generation sequence corresponding to at least one frequency-domain resource group that is on a symbol carrying a reference signal and that is used to send the reference signal, where one frequency-domain resource group is corresponding to one reference signal generation sequence; and generating, by the first device, the reference signal based on the at least one reference signal generation sequence, and mapping the reference signal to a time-frequency resource whose time domain is the symbol and whose frequency domain is the at least one frequency-domain resource group.

Reference signal transmission method, device, and system

Example methods and devices are disclosed. One example method includes receiving, by a first device, configuration information from a second device, where the configuration information is used by the first device to report information about an association relationship between a zero power-reference signal resource and a non-zero power-reference signal resource. The first device can then report the information about the association relationship based on the configuration information.

Measurement reporting method and device

This application provides a method for sending a measurement report. The method includes a terminal device receiving first configuration information and second configuration information, where the first configuration information indicates a measurement resource and the second configuration information indicates a slot format of a non-serving cell of the terminal. The method also includes the terminal device sending a measurement report to a network device, where a measurement quantity type of the measurement report is related to the slot format of the non-serving cell, and the measurement report corresponds to the measurement resource.

Method for sending measurement report, communications apparatus, and system

This application discloses a resource determining method and an apparatus. In the method, a terminal obtains first indication information and second indication information, where the first indication information is used to indicate a slot in which the terminal sends or receives an SA, and the second indication information is used to indicate a slot format of the slot; and the terminal determines SA resources in the slot based on the slot format.

Resource determining method and apparatus

This application discloses a signal transmission method. The method may include: receiving, by a first device, reference configuration information for a signal resource sent by a second device, where the reference signal is used to measure interference between a first link and a second link, the first link is a link between the first device and a fourth device, the second link is a link between the second device and a third device, and the first device and the second device are relay nodes between the third device and the fourth device; and sending or receiving, by the first device, a reference signal on a reference signal resource indicated by the resource configuration information for the signal resource.

Signal transmission method, related apparatus, and system

Growing community of inventors

Shanghai, China

Chi Zhang