44results about How to "Shorten execution cycle" patented technology

The invention provides a fairness-based power and channel joint allocation method for a cognitive radio system, belongs to the technical field of wireless communication, and in particular relates to power and channel joint allocation used in the cognitive radio system. The invention relates to the power and channel joint allocation method which can meet the requirements of unauthorized users on quality of service (QoS), ensure the fairness and protect the authorized users at the same time. According to different QoS requirements of the unauthorized users, a mathematical definition on the fairness is given. Simultaneously, in order to reduce arithmetic cost and shorten the allocation period, the method divides the whole allocation process into two stages; the first stage is called as the crude allocation, at the stage, the protection of the authorized users is taken as premises, and the maximum resource which can be utilized by each non-authorized user is obtained according to the QoS requirements of the non-authorized users and the fairness; and the second stage is called as the fine allocation, at the stage, a plurality of non-authorized users independently complete the tasks, which can be serially and simultaneously completed by the authorized users, so that the complexity is reduced, the quick power and frequency spectrum allocation can be conveniently realized so as to adapt to the quick time varying characteristics of available frequency spectrum resources in the cognitive radio system, and all authorized users can independently determine the final utilizable resources.

The invention discloses a set based on RISC-. According to the method and system complete mechanism of the instruction, the interface and the coprocessor for matrix convolution calculation of the V instruction set architecture, traditional matrix convolution calculation is efficiently achieved in a software and hardware combined mode, and RISC-is utilized. Extensibility of V instruction sets, a small number of instructions and a special convolution calculation unit (namely a coprocessor) are designed; the memory access times and the execution period of a matrix convolution calculation instruction are reduced, the complexity of application layer software calculation is reduced, the efficiency of large matrix convolution calculation is improved, the calculation speed of matrix convolution isincreased, flexible calling of upper-layer developers is facilitated, and the coding design is simplified. Meanwhile, RISC-is utilized. The processor designed by the V instruction set also has greatadvantages in power consumption, size and flexibility compared with ARM, X86 and other architectures, can adapt to different application scenes, and has a wide prospect in the field of artificial intelligence.

The invention discloses a method and device for processing operation/maintenance work orders based on a mobile terminal. The method mainly comprises the following steps: 1) an operation/maintenance center information desk receives fault maintenance application; 2) the operation/maintenance center information desk registers the fault request; 3) the operation/maintenance center information desk creates a work order and determines the operation/maintenance personnel for processing the fault; 4) the operation/maintenance center information desk sends a short message to notify an operation/maintenance mobile terminal; 5) the operation/maintenance mobile terminal receives the notification short message; 6) the work order link of the short message is clicked on the operation/maintenance mobile terminal to open the work order page; 7) a receiving button is clicked on the operation/maintenance mobile terminal to receive the work order; 8) the fault is processed; 9) the work order link in the short message is clicked on the operation/maintenance mobile terminal to open the work order page, a fault solution is filled in, and the work order is submitted; and 10) the operation/maintenance center information desk determines whether the fault is solved according to the submitted fault solution, and notifies the client through a short message. By adopting the method, the operation/maintenance personnel can improve the execution and feedback speed of the work order so as to reduce the execution time of the work order.

The invention discloses a method for realizing a reconfigurable accelerator customized for a program. The reconfigurable accelerator customized for the program accelerates the program on an FPGA by arranging the FPGA for the prior general-purpose computer system. The method has a main function of analyzing the program, uses functions to calculate information for the runtime of a granularity sampling program, acquires computing-intensive hot spot functions in the program, realizes the hot spot functions as the reconfigurable accelerator on the FPGA, and modifies call of the hot spot functions in the program into call of the corresponding reconfigurable accelerator to accelerate execution of the hot spot functions. The method uses the reconfigurable accelerator to realize the hot spot functions of the program, improves the total speed-up ratio of the program, uses the FPGA to realize the reconfigurable accelerator, achieves the performance of an approximately applied custom integrated circuit, and simultaneously maintains the flexibility of a general-purpose processor.

Methods and apparatus adapted for enhancing the throughput of a digital processor (e.g., microprocessor, CISC device, or RISC device) through use of a direct memory access (DMA) mechanism. In one embodiment, the processor comprises a “soft” RISC-based processor core that is both user-extensible and user-configurable. The core comprises a functional process or unit (DMA assist) that is coupled to the processor's extension logic and which facilitates throughput by, among other things, ensuring that the CPU and processor extension logic can operate on data in parallel in an efficient manner. In one variant, a parallel datapath (including a buffer) is used in conjunction with the aforementioned DMA assist so as to permit the processor extension logic to efficiently operate in parallel with the CPU.

The invention provides a sub-pixel motion estimation device and a method therefor; the device comprises a macroblock storage unit to be estimated, a reference frame storage unit, a sub-pixel prediction block generation unit, an arithmetic and logic array unit, an SAD accumulation unit, an optimal matching decision unit and a mode deciding unit, while another pattern of the device comprises the macroblock storage unit to be estimated, the reference frame storage unit, the sub-pixel prediction block generation unit, the arithmetic and logic array unit, the SAD accumulation unit, a mode select unit and the optimal matching deciding unit. The invention balances the search range and the search accuracy of the motion estimation, lowers the calculating complexity, shortens the search time, ensures the instantaneity of a coding system, the whole motion estimation operation is performed in a short cycle, less resources are occupied without damaging the coding performance, little impact is imposed on compression efficiency of an encoder, so that choices can be made by weighing and balancing among performance, power consumption and area of the encoder; in addition, the device and method of the invention have strong versatility and reusability.

The invention relates to a machining center PLC integration method. A function selection module is connected with an input and output filtering processing module, an input and output logic processing module and an internal memory, and controls program contents in a form of byte with the input and output filtering processing module, the input and output logic processing module and the internal memory so as to form a machining center PLC integration system capable of realizing module functions according to needs of the outside. The machining center PLC integration method has the advantages of completely and uniquely mapping physical addresses into the internal memory in the input and output filtering processing module, precisely processing the positive negative logic and forced logic of the physical addresses in the input and output logic processing module, saving scanning time and shortening execution period; and a program control and manual control mixed programming module is a main part of an entire PLC, and the art of programming of the program control and manual control mixed programming module is directly related to the level of integration and also determines the compactness and intensiveness of the logic of the entire PLC.

Provided is a control apparatus that can, by causing multiple control programs that include motion computation programs to be executed in parallel, shorten the execution cycle of control programs that are executed cyclically. A microprocessor (100) is configured to execute multiple control programs in parallel. When executing communication commands included in control programs that are to be executed in parallel, a scheduling program causes the microprocessor to execute the communication commands such that there is no competition between communication processes in a communication controller (150).

The invention is applicable to the field of electrical control, and provides a multi-transmission load balancing control system. The system comprises a master frequency converter, a plurality of slave frequency converter, a PLC controller, a CU320 control unit and a plurality of motors, the PLC controller controls the communication with the CU320 control unit, and the master and the slave frequency converters communicate with the CU320 control unit and the corresponding motors, wherein the CU320 receives a speed set value sent by the PLC controller and sends the value to the master frequency converter through a Drive-Cliq network, and the master frequency converter calculates a torque set value according to the speed set value and sends the torque set value to the CU320 control unit through the Drive-Cliq network; and the CU320 control unit controls the corresponding motors according to the speed set value and the torque set value. According to the multi-transmission load balancing control system provided by the embodiment of the invention, the load balancing is realized by the CU320 control unit, the execution cycle is a 1ms level, thus the implementation cycle is greatly shortened, the control times within a unit time are increased, and thus the control precision is improved.

An method for converting tensile residual stress on an inner surface of a welded part of a pipe to compressive residual stress with use of ice plugs formed by cooling the pipe from the outer surface, comprises the steps of: placing refrigerant containers for forming the ice plugs in the upstream and downstream of a butt-welded part; cooling the outer surface of the pipe to form the ice plugs; and then cooling the outer surface of the pipe with use of at least one refrigerant container for expanding the pipe arranged between the refrigerant containers for forming the ice plugs. When the method is applied to a pipe with a large inside diameter, the method comprises forming the ice plugs at a curved pipe, an elbow or a branch pipe in the upstream and downstream of the butt-welded part.

Provided are battery management apparatuses and methods. The battery management apparatus includes a sensitivity determiner configured to determine sensitivity of a battery state based on sensed battery information and previous battery state information, and an execution parameter adjuster configured to adjust a parameter for estimating the battery state based on the determined sensitivity of the battery state.

The invention provides a testing method and device based on network traffic, electronic equipment and a storage medium and relates to the technical field of computers. The testing method based on thenetwork traffic comprises the following steps: configuring posteriori distribution corresponding to theoretical feedback data of a plurality of test schemes, and executing the following cyclic processuntil test result data corresponding to the plurality of test schemes meet a target condition: the network traffic of the plurality of test schemes is configured through the posteriori distribution and the plurality of test schemes are executed according to the configured network flow and corresponding actual feedback data is determined; updating the posterior distribution according to the actualfeedback data, and determining test result data corresponding to the plurality of test schemes through the updated posterior distribution. According to the method, the test can be ended when the testresult data meets the target condition, a large amount of sample data does not need to be accumulated through network flow, the test period is shortened, the test efficiency is improved, and the testtimeliness is ensured.

The invention relates to the technical field of CPUs, in particular to an implementation method and system for a vsetli instruction in a risv_v vector instruction set. The method comprises the steps that: vectag [n: 0] information is distributed in a rename module during out-of-order execution of a CPU, and whether the instruction is vsetli or not is judged; if the instruction is a vsetli instruction, 1 is added to vectag, and if the instruction is a non-vsetli instruction, vectag remains unchanged; the vsetli instruction is transmitted to an execution unit, and the vsetli instruction is distributed to a csr module; corresponding other vector instructions are distributed to a vpu module; when it is judged that the vectag of the instruction is consistent with the vectag broadcasted by an ROB, the instruction is transmitted to the execution unit from a reserver station; and after the instruction execution is completed, graduating is carried out in sequence in the ROB module, the vectag of a register is updated during graduation, and the execution is ended. According to the method, the execution efficiency for a non-vsetl {i} Vector instruction is high. Data is selected in a mask mode, the power consumption is reduced, the execution period can be shortened, and latency is reduced. The method and the system have a very wide market application prospect.

The invention discloses a government affair public evaluation system based on artificial intelligence semantic analysis, and relates to the technical field of artificial intelligence semantic analysis. The system comprises a web crawler subsystem and a government affair index management subsystem, wherein the web crawler subsystem comprises a crawler scheduling end, a URL manager, a webpage downloader and a webpage parser; and the government affair index management subsystem comprises an index evaluation factor module, an index framework construction module, an index weight module and an indexhierarchical analysis module. Through a web crawler technology and an artificial intelligence semantic analysis algorithm, intelligent information capture by a computer; automatic data acquisition, automatic matching of evaluation index requirements, automatic judgment and evaluation, automatic data storage, automatic result calculation and reduction of manpower expenditure are realized, and thecost of public government affair third evaluation work is greatly reduced.

The invention discloses a data query acceleration method and device based on memory computing. The method is applied to a system comprising a data warehouse and a memory database. Hot data extracted from the data warehouse is stored in the memory database. The method comprises the following steps: receiving a data query request sent by a user, determining a query result from the memory database according to an execution plan corresponding to the data query request; if result data corresponding to the data query request exists in the query result, returning the result data to the user and ending the query process corresponding to the data query request, thereby shortening the execution period of data query, improving the data query speed in the self-service analysis service system and improving the user interaction experience.

The invention discloses a frequency converter integrated with PLC function. The frequency converter comprises a frequency converter control system. The frequency converter control system comprises a frequency converter control program and a PLC module for executing the PLC function. The PLC module comprises a PLC virtual machine unit for running a PLC byte code and an input signal to obtain a running result, and outputting the obtained running result. The invention also discloses a method for realizing the integrated PLC function of the frequency converter. The frequency converter integrated with the PLC function and the method for realizing the integrated PLC function of the frequency converter can effectively shorten the execution cycle of the PLC control program and improve the execution efficiency of the PLC control program while satisfying the versatility of various types of processors.