47results about How to "Flexible and convenient deployment" patented technology

The invention discloses a base band migration system for wireless fronthaul of a passive optical network. The system comprises a base band processing unit (BBU), radio remote units (RRU) and the passive optical network, wherein the passive optical network is a passive optical fiber net (TWDM-PON) based on time and wavelength division multiplexing, the base band wavelength of the passive optical network is migratory, the BBU is arranged in a central apparatus room and used for processing base band signals and sending the signals to the RRUs of each remote node through the TWDM-PON, the RRUs convert the signals into electric radio frequency signals which are then amplified and output, and the BBU and the RRUs are separated. The base band migration system is low in cost, high in speed, efficiency, power budget and capacity, and large in transmission distance.

The invention discloses an integrated resource monitoring system based on an open source cloud platform, containing a data acquisition module and a data display module, wherein the data acquisition module adopts monitoring tools of Zabbix, Telegraf and Influxdb, the Zabbix realizes large-scale monitoring deployment and collection of any monitoring item through various monitoring ways and functions, the Telegraf uses a plug-in mechanism to collect a plurality of pieces of resource monitoring information and store the information in the Influxdb time series database; the data display module introduces Grafana open source monitoring software, accesses monitoring information of the plurality of platforms of Zabbix, Influxdb and OpenStack by using existing plug-ins and secondary development plug-ins by the plug-in mechanism of Grafana, collects multi-dimensional monitoring items, and displays the monitoring data through Grafana's rich dashboards and charts. The invention performs multi-dimensional and comprehensive real-time monitoring on resource information such as the service state and health state of the cloud platform, the virtual machine and the application of the cloud platform.

The invention discloses an intelligentized organic agricultural product production system based on micro culture boxes and a cloud platform. The system comprises a micro culture box production cluster, a nutrient solution supply system, a sensor module, a controller module, a network interface module, an access gateway and the cloud platform. The sensor module is used for acquiring data of environmental parameters and organic agricultural product growth parameter. The controller module is used for analyzing data information acquired by the sensor module, monitoring the growth situation of crops and formulating an optimal culture scheme through a built-in specialist controller and guiding relevant executors to perform adjustment. The network interface module is used for achieving wireless transmitting and receiving of the data of the micro culture boxes. The access gateway is used for accessing to Internet and the cloud platform. The cloud platform is used for issuing crop information and supporting relevant functions of e-commerce. The system utilizes an Internet of Things technology to combine with the cloud platform through the intelligent micro culture boxes, achieves real-time monitoring and accurate control of agricultural indexes, is far higher than traditional agriculture and meanwhile meets the demand for online transaction and trace to the source of organic products in future.

The invention relates to an automatic test method and an automatic test system for a wireless network. The method comprises that: a foreground receives test item information from a background, and transmits a test instruction to a test terminal according to the test term information, and the test terminal performs a service test according to the test instruction, acquires corresponding test data and transmits the acquired test data back to the foreground; the foreground processes the test data and wirelessly transmits the processed test data to the background by an air interface of the test terminal; and the background analyzes and stores the received test data to obtain a test data processing result. By the method and the system, continuous real-time irregular automatic tests in a plurality of voice services and data services in a mobile communication network are realized; and the system has low networking cost and a simple structure, is convenient and flexible to deploy, simple and convenient to operate and difficult to limit by the environment of a site, occupies a small space and avoids impact on conventional network equipment in the acquisition and reporting of mass data, so that the stability of the system is ensured.

The invention provides a passive optical network, device and method for adjusting logical splitting ratio of an optical branching device. The passive optical network comprises an OLT, the optical branching device, multiple ONUs and optical fibers connected among the OLT, the optical branching device and the multiple ONUs; the OLT is used for detecting the physical splitting ratio and the logical splitting ratio of the passive optical branching device, the OLT and the system parameters of the ONUs in real time, monitoring commands are transmitted to each ONU through the optical branching device, and motoring results returned by the ONUs are received through the optical branching device; according to the physical splitting ratio and the logical splitting ratio of the passive optical branching device, the OLT, the system parameters of the ONUs and the monitoring results returned by the ONUs, the wave length of an optical signal is adjusted for changing the logical splitting ratio of the optical branching device; the ONUs are used for conducting monitoring according to the received motoring commands and transmitting the monitoring results to the OLT through the optical branching device. By the application of the passive optical network, device and method for adjusting the logical splitting ratio of the optical branching device, the dynamic reconfiguration of the passive optical network can be achieved.

The invention discloses a low-altitude search radar system. The low-altitude search radar system comprises antennas, an electronic cabin, a terminal display system, a driving mechanism, cables and a transmit-receive system installed in an antenna radio frequency cabin. The transmit-receive system comprises a receiver, a transmitter, a frequency synthesizer and a BIT detection system; the electronic cabin internally comprises a signal processing system, a power system and a servo control system, the antennas, the transmit-receive system and the driving mechanism are connected through machines, and the antenna radio frequency cabin and the driving mechanism, the electronic cabin and the driving mechanism as well as the electronic cabin and the terminal display system are connected through the cables. The radar system is small in size, low in power consumption, high in portability and flexible to arrange and has good detection performance for low-altitude and super-low-altitude objects, and the equipment is simple. The radar system can effectively search for and track the low-altitude and the super-low-altitude objects in an individual or multi-system networking mode and can be networked with photoelectric and wireless detection equipment to finish detection and early warning on the low-altitude and the super-low-altitude objects.

The invention relates to a distributed multimedia wireless gateway and central base station equipment for a wireless local area network and a city wireless wide band network, which can support allochthonous authentication, control, management and charging of different network operating systems and the same network operating system. The multimedia wireless gateway configures access control, user authentication and authorizing software meeting the remote authentication dial in user service (RADIUS) protocol standard on a hardware platform for caching a high-performance embedded microprocessor and a high-capacitance storage, thereby realizing the detection, access right control, priority control and band width control of multimedia services. The invention greatly simplifies the wireless network system structure, greatly reduces the layout cost of the network and the system, reduces the dependence on an artery network and is suitable for medium-small operators to rapidly and flexibly layout a common wireless wide band network. The invention can organically link a wireless network established by the same operator in different areas together with a wireless network established by different operators, realizes resource share and reduces repeated establishment. The system has strong multi-service support function, not only supports general service functions, but also supports the development of typical value added services such as wireless mobile phones, position advertisements and the like.

The invention relates to a wireless monitoring system of a broadcast television. In the wireless monitoring system, a monitoring front-end is flexibly configured by adopting a mobile communication technology. Based on a traditional wireless monitoring system of a broadcast television, the system provided by the invention has the advantages that the mobility of monitoring front-end equipment is achieved, and a broadcast television monitoring way combining a fixed monitoring mode and a mobile monitoring mode with a mobile drive test mode is achieved because 2.5G and 3G mobile communication technologies are adopted. The front-end software system of the wireless monitoring system is mainly divided into a platform layer and a business function layer, wherein the platform layer is mainly in charge of communicating with a Web end; and a business logic layer is mainly used for scheduling task instructions delivered by the platform layer, and returning processing data of each business module to the platform layer. The wireless monitoring system has the advantages that the dependence of the traditional broadcast television monitoring front-end equipment on regions and fixed network environments is eliminated, the broadcast condition and operating parameters of nationwide broadcast television can be monitored in real time, and errors are found out and reported in time, thereby assisting related broadcast television departments to ensure the reliable operation and safe broadcast of the whole broadcast system.

The invention belongs to the technical field of network information safety, and specifically discloses a database structure random change-based SQL injection defense method and system. The method comprises the following steps of: firstly carrying out active and random change on a key metadata name in a database by using an active defense thought, and synchronizing the change with an application program at a Web side to ensure that metadata names of the whole database application system randomly change in a certain parameter space, so as to increase the difficulty of guessing the metadata names by attackers of SQL injection; and increasing the name space through setting proper time interval of parameter random change, so as to effectively reduce the SQL injection attack success probability and decrease the bad influences brought to normal users in the random change process. The system mainly comprises an SQL injection defense module and a Web side plugin; the SQL injection defense module and the Web side plugin form a novel framework to carry out safety reinforcement on an application system formed by a Web server and a database server; and the deployment is flexible and convenient.

An equipment performance collection method based on micro-service comprises the steps that performance collection micro-service is deployed and operated based on Docker and SpringBoot technologies, and each performance collection service node obtains self configuration information from a configuration server. The micro-service communicates with the equipment by adopting an SNMP protocol and acquires specified performance data; Uploading the performance data to specified network management software or storing the performance data in a specified file directory structure; and running the micro-service program, processing the local data file according to the task configuration, and starting a data file processing action at a specified time. According to the invention, the micro-service technology is fully utilized; the performance acquisition task can be completed without depending on other programs; the performance acquisition task can be deployed anywhere, the acquisition result can be stored locally, FTP or directly uploaded to network management software, the flexibility and usability of the performance acquisition task are greatly improved, the dependence on software equipment, anetwork and an operation environment is small, and the performance acquisition task in a large-amount, long-time and complex network scene is suitable for being carried out.

The invention discloses a gateway deployment method and a gateway deployment device, aiming to solve the problem that services are limited due to the fact that an existing VRRP (virtual router redundancy protocol) router fails to achieve cross-region deployment. The gateway deployment method includes establishing a first VXLAN (virtual extensible local area network) tunnel with a first gateway and a second gateway which are deployed in different regions; receiving a VRRP message transmitted by the second gateway through the first VXLAN tunnel; recognizing a priority of VRRP instances configured on the second gateway based on the VRRP message; determining a primary gateway and a spare gateway in the first gateway and the second gateway based on a priority of VRRP instances configured on the first gateway and the priority of the VRRP instances configured on the second gateway. The gateway deployment method determines the primary gateway and the spare gateway by deploying the VXLAN tunnel in between and can enable the VRRP message to be transmitted through the VXLAN tunnel, so that the primary gateway and the spare gateway of a VRRP gateway are deployed more flexibly and conveniently.

The invention provides a method and system for displaying a relation graph in multiple scenes. The method comprises: obtaining query node information, query length, association threshold values and relation types input by a user; obtaining associated node information of the query node in a preset database according to the query node information and the relationship type; splicing the associated node information through the query length to obtain one or more pieces of associated path information; and obtaining the weight of each piece of associated path information according to the relationshiptype, comparing the weight sum of the associated path information with the associated threshold, and when the weight sum is greater than the associated threshold, displaying multiple pieces of associated path information among the query node information.

The invention discloses a Hadoop-based electric power system post disturbance review method. (1) A Hadoop distributed file system is deployed at a dispatching automation system hardware platform for providing a user with a distributed infrastructure with a system bottom layer transparent in details. (2) An accident record service is configured and defined according to an accident record, all local cache files before and after an accident are written into an HDFS of the Hadoop, the local cache files are removed after being successfully written in, and meanwhile, accident information and file information are written into dispatching automation database software and transmitted to operation and dispatching staff in an alarm manner. (3) The Hadoop distributed file system is used and the accident record service deploys any node requiring accident recording. (4) The operation and dispatching staff carry out accident inversion according to an accident recall information list. A Hadoop client acquires accident files from the Hadoop according to the above operation parameters, and loads the inversion directly. Meanwhile, the operation and dispatching staff organize and save accident relevant files locally as needed.

The invention provides a communication network equipment routing method, which comprises the following steps that a TCP (transmission control protocol) encapsulation layer and a signaling adaptation layer are added between a transmission layer and an application layer of a TCP / IP (Internet protocol) stack; the TCP encapsulation layer defines a signaling point code for network element equipment, the signaling point code corresponds to an IP address and a port number, and the network element equipment addressing in the whole network can be realized through the signaling point code; a global code of the whole network unique code of the equipment is translated into the signaling point code through the signaling adaptation layer, and then, a message is sent to a destination through a preset route according to the signaling point code.

The invention relates to a method for accurately obtaining two-way pedestrian flow through an image algorithm, and the method comprises the following steps: 1, modifying a YoloV5 network, and adding four input channels and six output channels; 2, collecting and marking training and testing data sets, and training the network model; 3, deploying the trained network model to an FPGA chip; 4, reading a real-time video through a camera, inputting the real-time video into a network model, reasoning to obtain the detection frames and predicted values of the next frame position of each detection frame, and obtaining personnel IDs corresponding to the detection frames; 5, generating a corresponding personnel movement track according to the personnel ID and the center movement coordinate queue of the detection frame; and 6, according to the generated personnel movement track, determining the personnel movement direction, and carrying out statistics on the two-way people flow. According to the method, the accuracy of people flow detection can be improved, two-way people flow statistics is realized, and the method has low requirements on chip computing power and can be deployed on edge computing equipment for use.

The invention discloses a civil aviation meteorology message converter which comprises a shell, a communication module and a coding converter. The shell is provided with a serial interface and a network interface. The communication module is provided with a UART module and a network module. The serial interface is connected with the coding converter through the UART module. The network interface is connected with the coding converter through the network module. The civil aviation meteorology message converter is flexible and convenient to deploy and is directly connected to a corresponding transmitting terminal computer in an international civil aviation telecommunication network, and after installation and configuration are finished, the device automatically completes coded format conversion and communication protocol conversion. Hardware link equipment between the transmitting computer and the international civil aviation telecommunication network can be effectively reduced, flexibility is high, the failure rate is low, and hardware cost and later-period maintenance are effectively reduced.

The invention relates to the technical field of sound source localization, and in particular, relates to a sound source localization method and system based on arrival angle and sound intensity matching, wherein the method comprises the following steps: sound sensors collect surrounding sound source signals through a built-in microphone array; and a sound signal intensity vector (sound intensity vector for short) sequence in each direction angle of the two-dimensional space is outputted. Synchronization of data acquired by a plurality of sound sensors is realized by using a software algorithm, so that complex digital signal processing and time synchronization technologies are not needed during implementation, the equipment cost can be effectively reduced, matching and identification of the sound source signals are realized by using a sound energy attenuation model, an effective sound source can be effectively captured, and the filtering of environmental noise is realized; moreover, a sound source localization algorithm is simple and effective, the sound sensors are convenient and flexible to deploy, the sound source localization precision can be further improved by increasing the density of the sound sensors; and meanwhile, the system is high in fault-tolerant capability and high in reliability.

The invention discloses all-round Internet of Things equipment for a construction site. The all-round Internet of Things equipment comprises a data center, a network router, a high-power WIFI gateway,DTU equipment and an LORA gateway; the data center is in communication connection with the network router, the high-power WIFI gateway, the DTU equipment and the LORA gateway in a wired or / and wireless mode under the coverage of the Internet. According to the invention, a five-network information transmission network is formed by the local area network generated by the data center, network connection can be carried out on various types of sensors or equipment on a construction site, and the stability and rapidity of network information transmission are realized.

The invention discloses a precise analysis early warning system based on power grid fault information. A cable signal acquirer communicates with a communication management machine in a wireless manner; the communication management machine communicates with a management service center; the cable signal acquirer is mounted on a working site to monitor the operation state of monitoring power equipment on site; the communication management machine can communicate with a plurality of distributed data monitoring devices and is used for summarizing data uploaded by each distributed data monitoring device; the cable signal acquirer, the communication management machine and the management service center are all subjected to unified timing through a GPS timing system. By adopting the precise analysis early warning system, promotion information can be analyzed and processed in a power grid deeply, and the processing efficiency of the power grid in emergent situations can be improved.

The invention discloses an intelligentized organic agricultural product production system based on micro culture boxes and a cloud platform. The system comprises a micro culture box production cluster, a nutrient solution supply system, a sensor module, a controller module, a network interface module, an access gateway and the cloud platform. The sensor module is used for acquiring data of environmental parameters and organic agricultural product growth parameter. The controller module is used for analyzing data information acquired by the sensor module, monitoring the growth situation of crops and formulating an optimal culture scheme through a built-in specialist controller and guiding relevant executors to perform adjustment. The network interface module is used for achieving wireless transmitting and receiving of the data of the micro culture boxes. The access gateway is used for accessing to Internet and the cloud platform. The cloud platform is used for issuing crop information and supporting relevant functions of e-commerce. The system utilizes an Internet of Things technology to combine with the cloud platform through the intelligent micro culture boxes, achieves real-time monitoring and accurate control of agricultural indexes, is far higher than traditional agriculture and meanwhile meets the demand for online transaction and trace to the source of organic products in future.

The invention provides a method for realizing remote control of a virtual keyboard and a mouse and belongs to the technical field of remote control. According to the method of the invention, a local computer is connected with far-end equipment through a network; keyboard and mouse events connected to the local computer are captured through an input subsystem; data events are packaged and sent to the far-end equipment in a UDP or TCP mode; keyboard and mouse devices are virtualized on the far-end equipment, events are written in and reported; the far-end equipment is operated through the keyboard and mouse of the local computer, and directional control over the local computer and a plurality of touch devices can be achieved through one set of keyboard and mouse at the same time.

A trusted authentication system and method for network transactions belongs to the technical field of trusted authentication for network transactions. The bottom layer of the system supports two mainstream operating systems, Windows and Linux; on top of the bottom layer support is the basic management module, which are communication management module, certificate management module and database management module; on top of the basic management module is the fourth-party authentication domain ; Also includes user domain, e-commerce domain and third-party payment domain, etc. The trusted authentication method includes steps: 1) When a network transaction occurs, the user logs in to the secure client, uploads a digital certificate for digital authentication, and e-commerce and third-party payments also upload their digital certificates for corresponding digital authentication; 2) when After the digital authentication is passed, the user downloads the behavior certificate through the user behavior certificate download module, and the three parties officially enter the transaction process; and so on. The invention has good expansibility, portability and versatility, flexible and convenient configuration and deployment, and does not need third-party software support.

The invention discloses an integrated resource monitoring system based on an open source cloud platform, including a data acquisition module and a data display module. The data acquisition module adopts monitoring tools Zabbix, Telegraf and Influxdb, and Zabbix realizes large-scale monitoring through various monitoring approaches and functions For deployment and collection of any monitoring items, Telegraf uses the plug-in mechanism to collect monitoring information of various resources and store it in the Influxdb time-series database; the data display module introduces Grafana open source monitoring software, and uses the existing plug-ins and secondary development plug-ins through Grafana’s plug-in mechanism. Access monitoring information from multiple platforms such as Zabbix, Influxdb, and OpenStack, collect multi-dimensional monitoring items, and display monitoring data through Grafana's rich dashboards and charts. The present invention performs multi-dimensional and all-round real-time monitoring on the service status and health status of the cloud platform, and resource information such as virtual machines and applications of the cloud platform.

The invention provides an optical divider. The optical divider comprises an input port, two output ports and a coupling area arranged between the input port and the output ports, wherein the ratio of the output light power of a single output end of the optical diver to the total output light power periodically changes along with changes of wavelengths of optical waves within an assigned wavelength range. Due to the application of the optical divider, the splitting ratio of the optical divider can be dynamically adjustable in many cycles.

The invention belongs to the communication field, in particular to a MySQL database middleware preprocessing method. The method includes the following steps: the application program connects and uses the middleware; the application program sends a prepared statement to obtain a hash value; the application program sets binding parameters through the hash value; the application program executes the statement through the hash value; the application program obtains the query result. The present invention has more comprehensive support for preprocessing, and the present invention completely realizes all preprocessing functions at the middleware level, and there is almost no difference between the application program and the direct connection to the MySQL database; this method can be implemented more efficiently The load balancing of the client MySQL database supports various load balancing strategies and improves the query efficiency of the system; this method can realize the separation of reading and writing to the greatest extent and reduce the load of the main database; this method takes up very little system resources and is convenient and flexible to deploy in various type of server.

The invention belongs to the field of communication, and particularly relates to an MySQL database middleware preprocessing method. The method comprises the following steps that an application programis connected with and uses middleware; the application program sends a prepared statement to obtain a hash value; the application program sets binding parameters through the hash value; the application program executes a sentence through the hash value; the application program obtains a query result. By means of the MySQL database middleware preprocessing method, support on preprocessing is morecomprehensive, all the preprocessing functions are entirely achieved in the aspect of the middleware, and there is almost no difference between connection of the application program with the middleware and the connection of the application program with an MySQL database for use. Load balancing of the rear-end MySQL database can be more efficiently achieved, all load balancing strategies are supported, and the system query efficiency is improved. Separation of reading and writing can be achieved to the greatest extent, and the load of a primary library is lowered. The method occupies few systemresources, and is conveniently and flexibly deployed on all types of servers.