Huawei Technologies Co., Limited

Tsinghua University

Ubtech Robotics Corp Ltd

Tencent Technology (shenzhen) Company Limited

Zte Corporation

Xi'an Zhongxing New Software Co., Ltd.

Guangzhou Huya Information Technology Co., Ltd.

Hao Dong

Qian Zhou

Jinchao Zhang

Kai Ni

Jinchao Pang

Rui Tian

Mingfei Xu

Youjun Xiong

Mingguo Zhao

Yuesong Wang

Chen Zhou

Qinghang Xiao

Wei Quan

Quan Li

Hui Zhang

Xiang Zhang

Jinguo Zhu

Jing Liu

Wentao Wang

Zheng Huang

Liu Yang

Ping Lu

Chunhua Tan

Dong Tang

Xiongzhi Li

Zhongbao Zhang

Shufeng Gao

Ziyi Wang

Bingbing Li

Xiaojian Yan

Guoping Yang

Zhenjie Zhong

Xinghui Li

Haifei Hu

Xinjie Wang

Huanhuan Wang

Xiangwen Zhu

Lanlan Wang

Example methods and apparatus for managing a storage system are described. The storage system includes a plurality of control nodes. One example method includes receiving a first operation request of a client by a first control node in the plurality of control nodes. The first control node creates a first object on a first storage node based on the first operation request.

Method for managing storage system, storage system, and computer program product

A resource allocation method and a storage device are provided. The storage device includes a disk enclosure and a plurality of controllers. Each controller includes a plurality of processors, each processor includes a plurality of processor cores, the plurality of controllers are separately coupled to the disk enclosure including a plurality of hard disks. The plurality of processors are configured to provide computing resources. The plurality of hard disks are configured to provide storage space. Logical addresses corresponding to the storage space are classified into several address segment sets, each address segment set includes one or more address segments, some of the computing resources are allocated to each address segment set, and are used to execute a data access request for accessing an address segment comprised in the address segment set. Computing resources used to process different address segment sets are from different processors or from different processor cores.

Resource allocation method, storage device, and storage system

A trajectory data processing method is provided to a trajectory data apparatus. The method includes: obtaining trajectory data in a target geographical range, the trajectory data including moving trajectories of a plurality of moving objects, generating a feature map layer of the trajectory data, the feature map layer at least including a trajectory flow map layer, a moving speed map layer, and a travel direction map layer, fusing map layers in the feature map layer to obtain a fused feature map layer; displaying the fused feature map layer; and in response to obtaining a selection instruction of any pixel position on the fused feature map layer, displaying a trajectory flow at the pixel position and a moving speed and a travel direction of a moving object at the pixel position.

Trajectory data processing method and device, and storage medium

A control method and a control system using the same as are provided. The method includes: extracting a corresponding component data from a component data stream based on an application protocol registered by each of a plurality of applications and encapsulating a corresponding application data packet for the application in response to receiving the component data stream in a current control period; transmitting the corresponding application data packet to each of the applications; obtaining control data reported by each of the applications according to data reporting timing corresponding to the application; and generating a component control instruction for controlling each of the components according to the control data reported by each of the applications in the current control period and the application protocol registered by the application. In this manner, the orderly control of a smart devices within a limited control period can be achieved.

Control method and control system using the same

The present application provides a display method for live broadcast screen of live broadcast room, storage device and computer device. The method includes the steps of: displaying multiple live broadcast cards on a current interface; identifying a user's touch action, and determining an address and playback mode of an audio and video stream of a touched live broadcast card according to the touch action; when it is determined that the playback mode is a small window mode, acquiring an audio and video stream of a live broadcast screen of a live broadcast room corresponding to the live broadcast card according to the address of the audio and video stream and parsing the audio and video stream; and drawing a small window interface on the current interface, and using the small window interface to play the parsed audio and video stream of the live broadcast screen.

Display method for live broadcast screen of live broadcast room, storage device and computer device

The present disclosure provides an acceleration compensation method for a humanoid robot as well as an apparatus and a humanoid robot using the same. The method includes: calculating an angular acceleration of each joint and calculating a six-dimensional acceleration of a centroid of a connecting rod corresponding to the joint in an absolute world coordinate system, if the humanoid robot is in a single leg supporting state; calculating a torque required by the angular acceleration of each joint of the humanoid robot; determining a feedforward current value corresponding to the torque of each joint; and superimposing the feedforward current value on a control signal of each joint to control the humanoid robot. In this manner, the influence of the acceleration can be effectively suppressed, the rigidity of the PID controller of the humanoid robot can be reduced, thereby improving the stability of the entire humanoid robot.

Acceleration compensation method for humanoid robot and apparatus and humanoid robot using the same

Aspects of the disclosure provide methods and apparatuses for providing application interfaces. For example, a terminal device includes a display screen and processing circuitry. The processing circuitry displays, via the display screen, a fake interface for a specific application in response to a state change of the specific application. The fake interface displays non-privacy content that has no association with the specific application. Then, the processing circuitry detect an operation on the fake interface, and displays, via the display screen, an application interface of the specific application with privacy content when the operation on the fake interface satisfies a pre-defined requirement.

Application interface display method, apparatus, and terminal, and storage medium

A method for controlling walking of a robot includes: determining a stance of the robot, in response to the robot being in a single-leg stance, determining a rotational angle of each of the joints, and calculating a value of a torque produced by a force of gravity acting on the robot about each of the joints; in response to the robot being in a double-leg stance, calculating a position of a projection of a center of mass of the robot on a surface where the robot stands, and calculating a value of a torque produced by a force of gravity acting on the robot about each of the joints according to the position of the projection; obtaining a feed-forward current of each of the joints; and applying the feed-forward current of each of the joints to a corresponding actuator of this joints.

Method for controlling walking of robot and robot

Provided are methods, apparatuses and a system for synchronizing call media and content. In a process of playing call media to a user and displaying content associated with the call media, a terminal acquires new call media from a call media server and acquires, after querying a synchronization server for content information corresponding to the new call media, content associated with the new call media from a content server, respectively, in response to a user operation. The terminal plays the new call media to the user, and displays the content associated with the new call media simultaneously.

Methods, apparatuses and system for synchronizing call media and content

A design method of a spectrometer and a spectrometer are disclosed, including the following steps: 1) determining an incident angle of a second incident slit and a groove-shaped cycle of a concave grating; 2) estimating a blaze angle of the concave grating, determining a surface material and a groove-shaped structure of the concave grating; 3) acquiring wavelength-diffraction efficiency curves; 4) determining values of incident angles &#x3b8;and &#x3b8;and values of wavelengths &#x3bb;and &#x3bb;, and setting &#x3bb;to equal &#x3bb;; 5) acquiring a record structural parameter and a use structural parameter; 6) determining a manufacture parameter of the concave grating; 7) determining locations of the three incident slits and the three photodetectors relative to the concave grating. The spectrometer acquired by using this method has relatively high diffraction efficiency in most spectrum regions and effectively alleviates the problem of relatively low diffraction efficiency in a broad spectrum region.

Method of spectrometer and spectrometer

The invention provides an exposure method of a holographic grating and an exposure light path. The exposure method includes: (1) determining initial positions (C, D) of the two exposure light sources (S, S); (2) calculating imaging quality parameters of the grating; (3) setting a compensating mirror (A) in the initial light path; (4) adjusting a position of the exposure light source (S) to a new position (D) according to a position of the compensating mirror (A); (5) calculating imaging quality parameters of the grating; (6) judging whether the imaging quality parameters in the step (5) and the imaging quality parameters in the step (2) are equal, and if yes, using the new position (D) as a final position of the exposure light source (S). The exposure method and exposure light path may effectively solve a problem of a much too close distance between exposure light sources.

Exposure method of holographic grating and exposure light path

An optimized design method for manufacturing a Fresnel grating is disclosed, including the following steps: (1) making a Fresnel surface type of the Fresnel grating equivalent to a curved surface type, and determining, based on the curved surface type to which the Fresnel surface type is equivalent, an optical path difference function of the Fresnel grating: &#x3a6; (&#x3bb;)=&#x3c;APPB&#x3e;&#x2212;&#x3c;AOB&#x3e;+Nm&#x3bb;; and (2) determining a Fresnel grating parameter that minimizes a function value of the optical path difference function, so as to manufacture a Fresnel grating that has an aberration elimination effect. The manufactured Fresnel grating may effectively eliminate a portion of aberrations of the Fresnel grating, and increase a resolution of a spectrometer.

Optimized design method for manufacturing fresnel grating

A disk array flushing method and a disk array flushing apparatus. The method includes acquiring a sequence, which is according to physical addresses of logical units, of the logical units in a same redundant array of independent disks (RAID) group in a disk array, and sequentially flushing, according to the sequence of the logical units, concurrent flushing input-outputs (IOs) of the RAID group to the logical units in the RAID group. According to the disk array flushing method and the disk array flushing apparatus, by uniformly scheduling logical units in a single RAID group and performing flushing according to a sequence of physical addresses, it takes less time for a magnetic arm to jump back and forth for addressing, and influences between RAID groups are prevented by means of independent control over the RAID groups, thereby improving flushing efficiency of a disk array, and increasing throughput of the disk array.

Disk array flushing method and disk array flushing apparatus

A manufacture method for a blazed concave grating is provided, including: replicating a blazed concave grating by means of a replication process, after the replication is completed, conducting heat preservation and cooling, then separating two gratings (G, G) by using different pulling manners respectively, and finally splicing the replicated and separated concave grating blanks, to obtain a required blazed concave grating. This manufacture method can solve the problem of a big error in an existing replication method for a blazed concave grating.

Manufacture method for blazed concave grating

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Shenzhen, China

Hao Dong