38results about How to "Support real-time" patented technology

The invention relates to an anti-fall hoist for construction, which includes a fixed bottom plate, a positioning plate and a positioning wheel, screws are arranged above the fixed bottom plate, a coil coil is connected to one side of the first motor, and the anti-fall A fixed plate is installed above the mechanism, the positioning plate is located above the fixed plate, a rack is installed inside the positioning plate, and a second motor is installed above the gear. The beneficial effect of the present invention is that: the anti-fall hoist for construction uses the anti-fall mechanism to prevent the failure of the equipment during use, resulting in the danger caused by the falling of the lifted materials, and the cooperation of four motors, so that the force of the equipment is even, And the bearing strength is greater, so that the equipment can run stably. The equipment is assembled through threaded connection, so that the equipment can be quickly assembled and the working efficiency of the equipment can be improved. The positioning plate and the connecting mechanism are used to position and fix the equipment with the equipment, so as to prevent The equipment is tilted unevenly, causing the material to fall.

The embodiments of the present invention relate to the technical field of wireless communication, and in particular to a method and device for data transmission, which are used to solve the problem in the prior art that the transmission mode of the current wireless communication system is not high enough in real time and reliability. In the embodiment of the present invention, the sending side determines multiple wireless links that need to be transmitted with the receiving side; and transmits a physical layer transmission block containing the same data packet to the receiving side on each determined wireless link. Since the embodiment of the present invention transmits the physical layer transmission block containing the same data packet on different wireless links, the resources of different wireless channels connected at the receiving side can be fully utilized, thereby improving real-time performance and reliability. Compared with the current wireless communication The system can better support the real-time and reliability requirements of new applications such as machine type communication.

The invention provides a submarine scientific observation network system based on cellular networking technology. The submarine scientific observation network system at least one group of shore base devices and multiple groups of underwater branch and connection devices, each group of underwater branch and connection devices comprises an underwater branch device, a main connection box and multiplesecondary connection boxes, wherein the underwater branch device is connected with the main connection box via a main submarine optical cable, the main connection box is connected with the multiple secondary connection boxes through branch submarine optical cables, each secondary connection box is connected with multiple underwater scientific observation devices via cables, each group of shore base devices is connected with at least two underwater branch devices through the main submarine optical cable, each underwater branch device is connected with at least two additional underwater branchdevices through the main submarine optical cable, and all underwater branch devices are connected to a cellular network structure. The submarine scientific observation network system adopts a cellularnetworking structure, thereby having a good self-healing function, high reliability, strong ability to resist destruction and good expansibility.

The invention provides a log clustering method based on a graph structure. The method comprises the following steps of clustering logs based on text segmentation, vector similarity and a maximum connected sub-graph in order to obtain a feature library; and carrying out class labelling on the massive logs according to the class features in the feature library. The method can automatically recognize the most appropriate class number in the massive logs without manually assigning the clustering number; in addition, the method can classify the logs precisely to lay a foundation for mining of massive log data.

The invention relates to a self-adaptive carrying plate for container integral car loading. A carrying plate body is included and formed by connecting a plurality of carrying plate frames side by side. Every two adjacent carrying plate frames are in swinging connection through a corresponding loose joint mechanism, and a corresponding swinging buffering mechanism is fixedly arranged between everytwo adjacent carrying plate frames. The lower ends of the multiple carrying plate frames are evenly and rotationally provided with a plurality of corresponding H-shaped wheel bases. The two sides of the middles of the H-shaped wheel bases are rotationally arranged on the corresponding carrying plate frames. The two ends of the H-shaped wheel bases are rotationally provided with corresponding supporting wheels. By means of the self-adaptive carrying plate, self-adaptive deformation can be effectively generated in real time according to the container sinking amount, accordingly, the self-adaptive carrying plate effectively adapts to the height difference generated between a car loading platform and the bottom of a box body of a container and effectively adapts to inclination of the box bodyof the container, stable supporting is effectively kept in real time, whole-car loading difficulty of goods is lowered, and excessive deformation of the carrying plate is prevented.

The invention discloses a real-time dynamic modeling method of a manipulator joint, comprising the following steps: 1, establishing a dynamic model of the manipulator joint; the dynamic model is the balance equation of motor torque and motor moment of inertia, friction force and load torque. 2, measuring the parameters of the above dynamic model; 3, constructing a torsional rigidity linear model of the manipulator joint; 4, constructing the friction torque fitting model of manipulator joint; 5, the model in step 3 and step 4 can be substituted into step 1 to complete real-time modeling, and the invention can reduce the calculation time of the joint dynamics model and realize real-time simulation of the manipulator.

The invention relates to a lead screw feeding platform with a loading assistant support, which is characterized in that a motor drives a lead screw, two ends of the lead screw are fixedly supported by a bearing; the lead screw and a workbench driving nut form a rolling spiral kinematic pair; the workbench driving nut is provided with a workbench; the bottom end of the workbench is provided with aguide rail; a loading assistant support device is arranged between two bearing supporting devices; the loading assistant support device comprises assistant driving nuts respectively arranged on two sides of the workbench driving nut; two assistant driving nuts are connected with the lead screw; each assistant driving nut is respectively fixedly connected with a slide block; the lower parts of thetwo slide block form a moving pair with the assistant supporting guide rail; and two slide blocks are respectively provided with a pressure sensor. In the lead screw feeding platform, real-time loading can be realized by the loading assistant support, the radial stress situation of the lead screw can be detected to reflect the nonparallelism of the vertical direction of the guide rail to effectively inhibit the flexural deformation of the lead screw due to radial stress, thus, the lead screw feeding platform can be widely applied to the horizontal large-route high-speed feeding platform of a machine tool lead screw.

The invention discloses a resource scheduling method, a resource migration method, resource scheduling equipment and resource migration equipment. Main contents are that: a rational number of physical servers are scheduled for each scheduling time bucket according to the change state of requirements of virtual machines on physical resources within a set time length; if idle physical servers are added when each scheduling time bucket is exhausted, the conventional virtual machines are migrated to the new idle physical servers which are powered on; and if the number of the physical servers running in a resource pool is required to be decreased, virtual machines of physical servers to be powered off are migrated to the other physical servers in the resource pool, so that the number of the physical servers in the global resource pool can support the requirements of the upper-layer virtual machines on the physical resources in real time, and physical resource waste and electric energy waste caused by the idle running of the physical servers can be maximally reduced.

The invention provides a cross-subarea soft switch method for OFDM system. Wherein, mobile platform detects real-time the signal quality of current subarea and near one and reports detection information; the network side determines the mobile need to switch cross-subarea and the near subarea according to reported information, then notifies the mobile platform to turn into cross-subarea switch mode; the mobile platform builds link connection with both current and near subarea at one time to receive and combine signal; then, releases the link connection to the subarea not satisfied communication request, and recovers normal communication mode. This invention has no request to on frequency to near subarea, and can realize real-time and flow media business.

A graph sampling and random walk acceleration method and system based on a graphics processor. The CPU reads graph data from a storage medium, converts it into a CSR format, and outputs it to the GPU. The GPU generates an alias table in real time according to a set working mode. And sampling; or offline to determine whether there is a pre-generated alias table and sampling. The invention can efficiently and parallelly execute the alias method, and can significantly improve the performance of graph data processing on the same hardware platform, including improving sampling throughput and reducing overall running time.