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31results about How to "Improve flexibility and scalability" patented technology

Collaborative content cache control system and method

The invention provides a collaborative content cache control system and method. The system comprises: when a first request is generated, a first controller can generate first control information according to content information identification in the first request and a current control mode; a plurality of second controllers can generate second control information according to the first control information; a plurality of third controllers can generate third control information according to the second control information; a plurality of fourth controllers can generate fourth control information according to the third control information; a terminal-level controller can obtain content information corresponding to the controlled content information identification and control content cache of a self corresponding terminal according to the fourth control information; content cache of controllers in different virtual controller clusters generated by a virtual controller cluster generation module are controlled according to the first request. By means of the collaborative content cache control system and method disclosed by the invention, different collaborative content cache optimal objects based on users as center and/or network optimization as center can be flexibly supported. In addition, expandability and flexibility of the method are improved.
Owner:BEIJING UNIV OF POSTS & TELECOMM

Petroleum well field real-time data storage management method based on industrial real-time database

ActiveCN101916292AGuarantee multi-faceted needsMeet storage management needsData processing applicationsSpecial data processing applicationsReal-time dataTechnical grade
The invention discloses a petroleum well field real-time data storage management method based on an industrial real-time database, comprising a technical grade real-time database product, a petroleum well field real-time database model, a petroleum well field real-time data writing base service program and a petroleum well field real-time data distribution interface program, wherein the petroleum well field real-time database model is built on the technical grade real-time database product, the petroleum well field real-time data writing base service program separates data transmitted and received from a message middleware and then writes into the real-time database; finally, the real-time data distribution interface program is utilized to distribute data in the real-time database for other application systems to use. The invention organically combines the real-time database with the petroleum well field real-time data storage management field, satisfies the storage management requirements to the petroleum well field real-time data by a base terminal user, can provide storage capability of mass data for the well field real-time data and provide super high speed acquisition, storage and retrieval functions.
Owner:BC P INC CHINA NAT PETROLEUM CORP +1

Publishing/ subscription-based software bus based on RapidIO under FPGA (Field Programmable Gate Array) environment

The invention discloses a publishing/ subscription-based software bus based on RapidIO under an FPGA (Field Programmable Gate Array) environment. The method specifically comprises a RapidIO communication module, a network operation module, a theme management module and an application component, wherein the application component in the same FGPA system is correspondingly connected with the theme management module; the theme management module is correspondingly connected with the RapidIO communication module through the network operation module; different RapidIO communication modules in different FPGA systems are mutually connected through a RapidIO communication link; and the application component carries out bidirectional data transmission with the RapidIO communication module through the theme management module and the network operation module. The software bus shields a complex RapidIO communication interface for the integration of the FPGA system, a publishing/ subscription-based data transmission mechanism is adopted, so that the FPGA application components are communicated in a loose coupling way, and the flexibility and the expandability of the FPGA application can be obviously improved.
Owner:SOUTHWEST CHINA RES INST OF ELECTRONICS EQUIP

Method and device for processing hot removal of magnetic disk

The invention discloses a method and a device for processing hot removal of a magnetic disk. The method is used in a magnetic disk array of a multi-controller, and when a magnetic disk is removed from the array in a reading-writing state, the hot removal of the magnetic disk is processed. The method comprises the following step that: after a logic equipment drive layer receives a magnetic disk failure report, and under conditions that the magnetic disk failure report is confirmed to come from a main controller and the current logic equipment is in a reconfiguring state, judging whether the current logic equipment is at a level of redundant arrays of inexpensive magnetic disks RAID; if so, setting the magnetic disk group member corresponding to the currently removed magnetic disk in a failure state, and continuing the reconfiguring operation; and otherwise, setting all logic equipment of the magnetic disk group member to which the currently removed magnetic disk belongs in a failure state, stopping the reconfiguring operation, and sending the state information of the current logic equipment to an opposite terminal controller. According to the device, the restoring ability and the flexibility of the magnetic disk array system on an accident can be improved.
Owner:ZTE CORP

Programmable high-speed differential interface

The invention relates to a programmable high-speed differential interface. The programmable high-speed differential interface comprises an input channel, an output channel and a control module, wherein the input channel comprises a differential LVDS receiving module, an input clock adjustment module and a data inputting and boxing module, the an LVDS signal is converted into a single-end LVCMOS signal by the differential LVDS module and then is output, the data inputting and boxing module converts the single-end LVCMOS signal into parallel data and then inputs the parallel data to the interior, the output channel comprises a differential LVDS sending module, an output clock adjustment module and a data outputting and boxing module, the data outputting and boxing module converts the parallel data output from the interior into the single-end LVCMOS signal according to a complementary clock signal and then outputs the single-end LVCMOS signal, and the differential LVDS sending module converts the single-end LVCMOS signal into the LVDS signal, outputs the LVDS signal and outputs a differential clock signal at the same time. According to the programmable high-speed differential interface, the flexibility and the expansibility of a circuit can be improved, and manufacturing cost is reduced.
Owner:58TH RES INST OF CETC

Industrial software defined network slicing method based on edge collaboration

The invention discloses an industrial software defined network slicing method based on edge collaboration, which relates to the field of network information and comprises a field equipment layer, an edge layer and a network configuration layer. The network configuration layer constructs different network slices according to business service types, and the network slices not only comprise virtual network files and logical topologies mapped by bottom physical entities, but also comprise specific distribution of network resources; the network configuration layer communicates with the edge layer through an industrial Ethernet, receives available resource information and state information subjected to data processing, and issues a control instruction and resource pre-distribution information; and the edge layer is in wireless communication with the field layer, receives the state information acquired by the field layer, and transmits a control instruction or flow scheduling information. Through adoption of the network planning and communication, calculation and cache resource joint scheduling method, the system power consumption is minimized while different service control performance requirements are ensured, and the resource utilization rate and the system performance are improved.
Owner:SHANGHAI JIAO TONG UNIV

Pulsar dispersion elimination device and method

The invention provides a pulsar dispersion elimination method, which comprises a switchable search mode and a switchable folding mode, and comprises the following steps of: obtaining multi-channel data by adopting an FFT (Fast Fourier Transform) parallel computing module, initializing related variables according to parameters of the multi-channel data, carrying out task decomposition, and calculating dispersion quantity translation; allocating a GPU memory, and translating and copying the dispersion quantity into the GPU memory; and calling a kernel function of the GPU by adopting the CPU, handing over the calculation task to the GPU for dispersion elimination processing, and copying a dispersion elimination processing result to a CPU memory until the dispersion elimination processing is finished. The invention further provides a pulsar dispersion elimination device. According to the method, the pulsar dispersion elimination calculation performance is greatly improved, the processing speed is increased, the real-time dispersion elimination processing requirement of mass data is met, meanwhile, the data storage amount is reduced, and the system cost is reduced.
Owner:XINJIANG ASTRONOMICAL OBSERVATORY CHINESE ACADEMY OF SCI

Index calculation method and device

The invention relates to the technical field of data calculation, and provides an index calculation method and device. The method and the device are applied to a service provider, wherein the index calculation method comprises the following steps of receiving an index calculation request from a service party, wherein the index calculation request carries service data for calculating the service index; obtaining an indicator calculation script cached in a memory in advance according to the indicator calculation request; calculating business indicators according to business data by using indicator calculation script; returning the calculation result of the business indicator to the business party. In the method and the device, the calculation code is written in the index calculation script,and there is no coupling between the calculation code and the service code, so that the index calculation script is convenient to be updated dynamically, and the method and the device have high flexibility and scalability. At that same time, the indicator calculation script is cached in the memory, and the script is directly obtained from the memory and executed when calculating the business indicators, which remarkably improves the calculation efficiency and is favorable for the normal execution of the business functions.
Owner:SUNSHINE LIFE INSURANCE CO LTD

Petroleum well field real-time data storage management method based on industrial real-time database

ActiveCN101916292BGuarantee multi-faceted needsMeet storage management needsData processing applicationsSpecial data processing applicationsReal-time dataStorage management
The invention discloses a petroleum well field real-time data storage management method based on an industrial real-time database, comprising a technical grade real-time database product, a petroleum well field real-time database model, a petroleum well field real-time data writing base service program and a petroleum well field real-time data distribution interface program, wherein the petroleumwell field real-time database model is built on the technical grade real-time database product, the petroleum well field real-time data writing base service program separates data transmitted and received from a message middleware and then writes into the real-time database; finally, the real-time data distribution interface program is utilized to distribute data in the real-time database for other application systems to use. The invention organically combines the real-time database with the petroleum well field real-time data storage management field, satisfies the storage management requirements to the petroleum well field real-time data by a base terminal user, can provide storage capability of mass data for the well field real-time data and provide super high speed acquisition, storage and retrieval functions.
Owner:BC P INC CHINA NAT PETROLEUM CORP +1

A modular electric power monitoring system and its control method based on unmanned aerial vehicles

The invention relates to an unmanned-aerial-vehicle-based modularized power monitoring system and a control method thereof. The system comprises more than one unmanned aerial vehicle, a monitoring unit and a ground operation checking control center. The monitoring unit consists of an airplane parking area erected on a grid tower, a control module arranged on the airplane parking area, an image acquisition module, an environment monitoring module and a wireless communication module, wherein the image acquisition module, the environment monitoring module and the wireless communication module are connected with the control module electrically. A plurality of wedge-shaped grooves are formed in the airplane parking area; the control module, the image acquisition module, the environment monitoring module and the wireless communication module are arranged in the corresponding wedge-shaped grooves respectively. The monitoring unit, the unmanned aerial vehicles, and the ground operation checking control center carry out mutual data communication by the wireless communication module. According to the invention, the system and method have the following beneficial effects: with combination of unmanned-aerial-vehicle polling and the airplane parking area arranged at the grid tower, the modules are embedded into the airplane parking area to monitor power transmission in real time; and the operating states of the power cable and the tower on the power transmission line as well as the surrounding situation of the tower can be obtained without any manual field operation.
Owner:FUZHOU UNIVERSITY
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