CN114598376A - Fusion system for satellite network management and satellite measurement and control, application method thereof and deployment method thereof - Google Patents
Fusion system for satellite network management and satellite measurement and control, application method thereof and deployment method thereof Download PDFInfo
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Abstract
The invention provides a fusion system for satellite network management and satellite measurement and control, an application method thereof and a deployment method thereof, wherein the fusion system comprises: the system comprises an application service system, a satellite network management system and a satellite measurement and control system. A master station operator is enabled to uniformly manage two satellite communication networks of FDMA and TDMA on different interfaces of software through a fusion system, and the purpose of convenient management is achieved. On the other hand, interaction with the satellite is realized by fusing the satellite measurement and control system, and the efficiency of managing and configuring satellite resources is further improved.
Description
Technical Field
The invention relates to the technical field of satellite communication, in particular to a fusion system for satellite network management and satellite measurement and control, an application method thereof and a deployment method thereof.
Background
With the development of the times, the satellite communication technology is more mature, the application range of the satellite communication is wider and more, and the satellite communication has more and more excellent performances in the aspects of rescue after disasters, communication in signal-free areas and the like.
At present, the existing satellite network management system only supports TDMA or FDMA network management, but cannot support both network management and FDMA network management at the same time, so that a plurality of platforms are required to be switched with each other in the management process, and the monitoring process is redundant and complicated and is not high in efficiency.
Disclosure of Invention
The purpose of the invention is as follows: a fusion system for satellite network management and satellite measurement and control is provided, an application method based on the fusion system is further provided, and a deployment method of the fusion system is further provided, so that the problems in the prior art are solved.
The technical scheme is as follows: in a first aspect, a fusion system for satellite network management and satellite measurement and control is provided, which specifically includes:
the application service system is arranged to be responsible for the management of the remote equipment and the terminal equipment and is used for providing at least one type of decision basis;
the satellite network management system is arranged to establish a resource interaction channel with the application service system for resource application and issuing;
and the satellite measurement and control system is arranged to establish a resource interaction channel with the application service system for resource synchronization and configuration.
In some implementations of the first aspect, the application service system further comprises:
the resource management module is configured to configure satellite and beam information and display subband information according to application requirements, and specifically includes: the system comprises a satellite resource allocation module, a sub-band exchange allocation module, a sub-band gain allocation module and a resource allocation module.
Wherein, the site management module is configured to manage each site device in the network, and further includes: the system comprises an in-station equipment configuration module, a connection relation management module and an equipment state maintenance module; the device monitoring module is configured to periodically monitor states of the local device and the remote device according to a preset policy, and further includes: the monitoring system comprises a monitoring strategy configuration module and an equipment monitoring alarm module; a telemetry data analysis module configured to receive telemetry data and control a load on a satellite, further comprising: a telemetry data analysis module and an interference detection module.
In some implementation manners of the first aspect, the satellite measurement and control system is further used for satellite load management, subband switching, gain control, remote management of satellite load, and hinge management control between subbands, and specifically includes: a satellite telemetry module configured to receive telemetry data; a satellite remote control module configured to send remote control signaling and receive remote control responses. A data interface layer and a service processing layer are further divided between the modules, and the data interface layer is used for regulating and controlling the corresponding data interface according to requirements to realize data receiving and sending; the service processing layer is used for carrying out service processing according to the data received by the data interface layer, and the data form involved in the processing process comprises a telemetering signaling frame and a remote control signaling frame.
In some implementations of the first aspect, the satellite network management system further comprises: and the TDMA network management module and the FDMA network management module are used for calling corresponding network management functions according to requirements. Specifically, the implementation process of calling the corresponding network management function is as follows: and preprocessing data requirements after receiving a user request so as to obtain a resource type requested by the user, then selecting resources according to the resource type, and generating network parameters by adopting a corresponding network planning mode after the selection is finished, wherein the network parameters are used as a basis for issuing execution.
In some implementation manners of the first aspect, the fusion system guides the operation of the user through a visual operation interface by adopting a prominent representation form, and calls a corresponding management function according to the generated trigger instruction after the requirement of the user is verified.
In addition, the fusion system also comprises a resource statistic function which is used for analyzing the resource use condition in the communication process in real time and assisting the user in allocating the resources through the real-time analysis and display in the resource use process.
In the process of executing equipment monitoring, the application service system collects the required parameter information and reports the parameter information to a visual interface, so that monitoring is realized. Further, in the process of executing device control, after the application service system receives the monitoring request, matching the control task information with a preset control flow, generating a corresponding operation plan flow, and executing a control script according to the operation plan flow to complete device configuration; and the earth station locally analyzes the received task scheduling command from the application service system and returns an execution result to the application service system.
In the process of satellite communication, the specific process for resource allocation is as follows: according to the requirement, when the terminal acquires the resource, the terminal firstly reads the satellite channel resource in the network resource pool, when the channel resource is insufficient, the terminal applies for the subband resource to the application service system for distribution, and applies for releasing the satellite channel resource after the communication is finished.
Wherein the forming process of the sub-band resource comprises the following steps:
step 1, initializing the application service system after starting a resource management process;
step 2, receiving telemetering data according to user requirements for analysis;
step 3, obtaining the optimal resource in each wave beam and each frequency band as the currently available sub-band resource;
step 4, dividing and numbering the sub-band resources according to a preset bandwidth to form initial sub-band resources;
and 5, configuring the initial sub-band exchange relationship to form an initial satellite sub-band resource pool, and writing the resource pool information into a database.
In addition, in the communication process, the request and the response are carried out in a mode of presetting a polling time period aiming at the sending and the response of the instruction.
In a second aspect, a deployment method for satellite network management and satellite measurement and control is provided, which specifically includes the following steps:
constructing a fusion management system consisting of an application service system, a satellite network management system and a satellite measurement and control system;
establishing a project operation file, and extracting a constructed fusion management system from a project library through a cloning instruction;
logging in a private mirror image library through a login instruction;
executing a deployment instruction under the established project file to complete system deployment;
and performing corresponding communication management and control on a visual operation interface terminal according to the user requirements.
Has the advantages that: the invention provides a fusion system for satellite network management and satellite measurement and control, an application method thereof and a deployment method thereof. On the other hand, interaction with the satellite is realized by fusing the satellite measurement and control system, and the efficiency of managing and configuring satellite resources is further improved.
Drawings
FIG. 1 is a system architecture diagram of the present invention.
FIG. 2 is a schematic diagram of an application service system according to the present invention.
FIG. 3 is a flow chart of forming subband resources according to the present invention.
Fig. 4 is a schematic diagram of a satellite network management system according to the present invention.
Fig. 5 is a service flow chart of the satellite network management system according to the present invention.
Fig. 6 is a schematic diagram of an architecture of a satellite measurement and control system according to the present invention.
FIG. 7 is a schematic diagram of the working flow of device monitoring and control of the application service system of the present invention.
Fig. 8 is a flow chart of remote command transmission between the central station and the satellite according to the present invention.
FIG. 9 is a flow chart of telemetry command transmission between a satellite and a central station in accordance with the present invention.
Detailed Description
In the following description, numerous specific details are set forth in order to provide a more thorough understanding of the present invention. It will be apparent, however, to one skilled in the art, that the present invention may be practiced without one or more of these specific details. In other instances, well-known features have not been described in order to avoid obscuring the invention.
Example one
In one embodiment, a fusion system for satellite network management and satellite measurement and control is provided for unified management of a satellite network, and operators can realize unified management on the same interface through master station operation, so that a redundant management process is simplified.
Specifically, as shown in fig. 1, a fusion system for satellite network management and satellite measurement and control includes:
the application service system is arranged to be responsible for the management of the remote equipment and the terminal equipment and is used for providing at least one type of decision basis;
the satellite network management system is arranged to establish a resource interaction channel with the application service system for resource application and issuing;
and the satellite measurement and control system is arranged to establish a resource interaction channel with the application service system for resource synchronization and configuration.
The application service system is responsible for realizing remote and local equipment management, and comprises the following steps: the method has the advantages of presenting, interacting, providing a function of reasonable, rapid and simple decision materials for decision support, and having the capabilities of analyzing signals in different frequency bands, detecting and analyzing interference signals and statistically analyzing communication parameters. The preferred embodiment specifically includes:
(1) receiving, detecting, identifying, parameter estimating, demodulating, dry signal-to-noise ratio estimating and signal and interference power spectrum separating capability of the X and Ka frequency band signals;
(2) the capability of detecting and analyzing interference signals in real time and alarming signal change;
(3) the recording, counting and analyzing capabilities of communication flow, start-stop time, signal-to-noise ratio, bit error rate and frame error rate are realized.
The satellite network management system is used for managing the operation of a satellite communication network, realizing networking application, network task planning and evaluation, planning the network, establishing an available resource pool for the network, evaluating and optimizing the network operation, and realizing functions of terminal monitoring, service processing, resource allocation according to needs and the like.
The satellite measurement and control system is responsible for satellite load management, sub-band exchange, gain control, remote management of satellite loads and link management control among sub-bands.
Example two
In a further embodiment based on the first embodiment, as shown in fig. 2, the application service system specifically includes: the system comprises a satellite resource management module, a site management module, an equipment monitoring module and a telemetry data analysis module.
Specifically, the satellite resource management module is used for managing satellite resources, and completing satellite load configuration including subband exchange relationship, subband gain, remote control and the like through interaction with a satellite test system; can provide the interface that the resource applies for and releases for the network management system; by interacting with the spectrum analysis module, the method realizes skipping of the distribution of the interference resources during the distribution of the satellite resources; and informing the network management system of re-applying the resources for the satellite resources which are detected to have interference after being distributed.
The site management module is used for managing each site device in the network, and the manageable device comprises: an antenna, a modem, etc. providing a management interface. Support the addition, modification and deletion of earth stations, user terminals, and maintain device status.
The equipment monitoring module can periodically record and analyze the local and remote equipment states, the software running state, the communication flow, the start-stop time and the signal-to-noise ratio according to the set strategy.
The telemetry data analysis module is used for receiving telemetry data from the central station and controlling the on-board load.
The application service system further provides functional data support such as resource situation presentation, equipment state presentation and platform state presentation for interface presentation through an interface agent of the public service.
EXAMPLE III
In a further embodiment based on the first embodiment, in the resource interaction process, a satellite resource management module in the application service system is used for managing satellite resources, and the satellite resource configuration includes configuration of satellite and beam information and display of subband information. The satellite and beam information configuration supports newly adding and modifying and deleting the existing information, and the sub-band information supports manual data synchronization.
Specifically, when the satellite and beam information is newly added, the system needs to check the satellite number and the beam number to be globally unrepeatable; the satellite number and the beam number cannot be modified when the satellite and beam information is modified; and when the satellite and beam information is deleted, checking whether the current satellite resource information is occupied by communication, if occupied, prompting that the current satellite resource information cannot be deleted, and if not occupied, performing physical deletion, wherein all deletions need to be subjected to secondary checking prompting.
The sub-band information is displayed according to data provided by the satellite measurement and control system, the system automatically synchronizes the sub-band information after the beam information is successfully added, wherein the beam information confirmation operation is used as a trigger, and meanwhile, a manual synchronization button is added and used for processing a scene of automatic synchronization failure.
In a further embodiment, the satellite resource configuration involves fields including: a satellite configuration field, a beam configuration field, and a subband information field. Wherein the satellite configuration field includes: satellite number, satellite name, longitude, latitude, altitude; the beam configuration field includes: the method comprises the following steps of beam number, beam name, frequency band type (KA/X), alarm threshold (dBm), communication threshold (dBm), starting frequency, ending frequency and power; the sub-band information field includes: subband number, start frequency, end frequency.
The application service system initializes the sub-band information under each wave beam through a data transmission channel established by the satellite measurement and control system to form an initial resource pool of the network management. In a preferred embodiment, the initialized subband information is a bandwidth of 2.6M, where 0.6M is a guard bandwidth. The user visualization terminal interface can present sub-band power detection under each beam, and all sub-band detail information under the current beam can be checked through the detail icon in the navigation bar of the beam information list interface.
In a further embodiment, in the process of resource interaction, a sub-band gain configuration module in the service system is applied, the gain of a single sub-band can be adjusted according to the requirement of a user, and the sub-band gain can be modified by selecting an icon of the single sub-band in a sub-band detail page of a user visual terminal. In the preferred embodiment, when an illegal carrier is found during the monitoring, it is made impossible to communicate by reducing the gain. In a visual terminal interface of the monitoring system, a red dotted line and a blue dotted line displayed in a page represent 2 threshold values, if the threshold values exceed the red threshold values, the situation is abnormal, if the threshold values are lower than the blue threshold values, the situation is in an un-communication state, the number of the sub-bands of the ground central station is 1-96, wherein 1-48 represent sub-bands of a channel 1 frequency band, and 49-96 mark sub-bands of a channel 2 frequency band, so that specific sub-bands can be checked at a finer granularity.
In a further embodiment, aiming at the interference situation in the communication process, the application service system judges the interference according to the subband information returned by the satellite measurement and control system and the current subband communication situation.
Specifically, a corresponding alarm threshold and a corresponding communication threshold are set according to the wave beam, the communication condition of the current sub-band is judged, when the sub-band is not in a communication state and the power of the sub-band is greater than the communication threshold, the sub-band is judged to be interfered, and a red mark is adopted for carrying out alarm reminding; and if the current sub-band is in a communication state and the sub-band power is greater than the alarm threshold, judging that the sub-band power is abnormal, applying a red mark and carrying out alarm reminding.
In a further embodiment, in the process of resource interaction, after the application service system synchronizes the specific sub-band information, the application service system plans a part of the exchange relationship according to the channel resource requirement. The channel resource demand information is that the specified resource configuration is recorded in the exchange relation to control the channel rate, the central frequency point and the required bandwidth, and the rest part is used as a service control channel.
Specifically, the exchange relationship configuration is as follows: the central station is in beam 1, part of the remote stations are in beam 3, and the user first needs to configure subband switching of beam 1 and beam 3, such as switching between subband number 16 of beam 1 and subband number 57 of beam 3, and directly selects the required subband resource in the beam information corresponding to the page. Where the free resource background is white, selected to be blue, occupied to be gray, and interference to be red.
And entering a sub-band exchange configuration page in a visual terminal interface, and displaying all configuration lists by default. Wherein the network type configuration field supports selective allocation to a TDMA or FDMA network, forming respective resource pools for TDMA and FDMA. In the preferred embodiment, the new subband switching configuration can be added by clicking the new button on the subband switching configuration page. The configured data does not support modification, only supports deletion, and needs to check whether the current sub-band is occupied by communication during deletion, if the occupied sub-band is not deleted, the occupied sub-band is not occupied for physical deletion.
The fields involved include: a subband configuration list field and a newly added field, wherein the subband configuration list field comprises: satellite, uplink beam name, uplink subband number, downlink beam name, downlink subband number, network type, creation time, operation (editing/deleting); the newly added fields include: and maintaining the fields of the satellite and the network type, displaying the resource information under the satellite beam by the system, and manually specifying the required resource section by a user.
In a further embodiment, the constructed fusion system further comprises a resource usage statistic function for displaying currently used frequency resources and available frequency resources on a visualization terminal interface.
Specifically, the resource use conditions are distinguished in the user visual terminal interface through the marks with different colors. In a preferred embodiment, the resource representation of the blue part is already occupied by traffic or control. The white part represents free resources. And according to the use details of the resources displayed by a single satellite, each section of resources displays the number information of the sub-band in the increased exchange configuration, and the mouse moves to a blue area to display the information of the starting frequency point and the ending frequency point. Where used means that the sub-band switching configuration has been established and allocated to a certain control or traffic communication.
Example four
In a further embodiment based on the first embodiment, after receiving the call request sent by the satellite network management system, the application service system allocates resource data by using its own resource allocation module according to the policy of resource allocation, and returns the resource data to the satellite network management system. The satellite network management system sends the received resource data to the control terminal, and the control terminal forwards the resource data to each terminal device. The strategy of resource allocation is based on the random allocation according to the network type, the uplink and downlink beam information and the bandwidth according to the resource frequency segment.
Specifically, in the satellite communication process, the specific process for resource allocation is as follows: according to the requirement, when the terminal acquires the resource, the terminal firstly reads the satellite channel resource in the network resource pool, when the channel resource is insufficient, the terminal applies for the subband resource to the application service system for distribution, and applies for releasing the satellite channel resource after the communication is finished;
wherein the forming process of the sub-band resource comprises the following steps:
step 1, initializing the application service system after starting a resource management process;
step 2, receiving telemetering data according to user requirements for analysis;
step 3, obtaining the optimal resource in each wave beam and each frequency band as the currently available sub-band resource;
step 4, dividing and numbering the sub-band resources according to a preset bandwidth to form initial sub-band resources;
and 5, configuring the initial sub-band exchange relationship to form an initial satellite sub-band resource pool, and writing the resource pool information into a database.
In the preferred embodiment, as shown in fig. 3, after the application service system is initially started, telemetry data from a satellite is received and analyzed according to available frequency range information configured by a user, and an optimal resource among beams and frequency bands is selected as a currently available sub-band resource. And carrying out sub-band division and numbering on the selected frequency resources according to 2.6M (0.6M protection bandwidth) to form initial sub-band resources. And then configuring an initial sub-band exchange relationship to form an initial satellite sub-band resource pool, and writing the resource pool information into a database. When a terminal is configured with satellite channel resources, an FDMA (frequency division multiple access) network of the satellite network management system can preferentially acquire the satellite channel resources from a network resource pool of the FDMA, when the channel resources are insufficient, the application service system needs to apply for subband resources to be allocated, after communication is finished, the application service system needs to apply for releasing the satellite channel resources, and the time slot resources of the TDMA are managed by the satellite network management system.
In a further embodiment, the bandwidth information is derived from rate information provided in the terminal device call signaling, the satellite network management system is formulated to convert to bandwidth information, and the satellite beam information is provided by the satellite network management system.
EXAMPLE five
In a further embodiment based on the first embodiment, a site management module in the application service system is used for maintaining user unit information, earth station and terminal data, and displaying the data relationship in a visual terminal through a tree diagram form.
The fields involved in the configuration process of the in-station device include: departments, earth stations, and terminals. The field information of the department comprises a department name and a department number, the door name is manually input by a user, and the department number is automatically generated by increasing the number of the database; the field information of the earth station comprises an earth station serial number, an earth station type and an earth station name; the field information of the terminal comprises a terminal number, a modulation mode, forward error correction coding rate, service power compensation, a health state and longitude and latitude.
In a preferred embodiment, at the user visualization operator, the earth station type operates in a drop-down selection format, with options including: a fixed station, a portable station, a vehicle-mounted station, an access station; the name of the earth station is manually input by a user, and the length of the earth station is limited by 20 characters; the earth station serial number system is incremented by the database. The terminal number, the terminal number and the service power compensation are manually input by a user, and the input format is a character string; the modulation mode, the forward error correction coding and the forward error correction coding rate are operated in a following pulling frame selection mode, and the modulation mode options comprise: BPSK, QPSK, 8PSK, 16QAM, etc., and the forward error correction coding options include: Reed-Solomon, Turbo Code, LDPC Code, forward error correction coding rate: 1/2, 3/4, 7/8, etc.; the health status options include: health and failure. And acquiring the communication power/signal-to-noise ratio in real time for displaying, manually refreshing, and sending an air interface signaling by the control terminal to inquire the terminal. When the equipment enters the network quitting state, the communication state needs to be updated in real time.
The method for viewing the state information returned by the equipment at the visual terminal according to the user requirements comprises the following steps: location information, health status, network entry and exit status, communication power, and signal-to-noise ratio data of the device.
In addition, abnormal information occurring in the communication monitoring process is notified in a popup alarm mode, and popped alarm information can be closed manually, so that a user can obtain the alarm information timely. Meanwhile, viewing of historical alarm information is supported, later-stage query of a user is facilitated, and analysis is improved.
EXAMPLE six
In a further embodiment based on the first embodiment, the satellite network management system is used for managing the operation of the satellite communication network, realizing networking application, network task planning and evaluation, and realizing functions of terminal monitoring, service processing, resource allocation according to needs and the like.
Specifically, as shown in fig. 4, the satellite network management system further includes: and the TDMA network management module and the FDMA network management module are used for calling corresponding network management functions according to requirements.
The TDMA network management module adopts a DVB/MF-TDMA communication system aiming at the requirements of normalized transmission application, has very high system efficiency and supports large-scale networking. The module can obtain more than 93% of load efficiency while realizing high-efficiency networking based on optimized management control signaling. By adopting a forward and backward ACM mechanism, limited bandwidth resources can be effectively utilized, and higher information rate is provided. Meanwhile, the system has a QoS guarantee mechanism, can provide good support for voice, video and other delay sensitive applications, is based on DVB-RCS2 technical specifications, and is suitable for the Internet application with a star network structure and burst service characteristics.
The FDMA network management module supports an FDMA/SCPC satellite communication system, has core network management functions of satellite resource and satellite communication terminal configuration, satellite communication service processing, system and terminal state real-time monitoring, communication record statistical analysis, system operation safety control and the like, and also provides advanced functions of satellite resource dynamic allocation, communication terminal remote control, control center hierarchical management, virtual subnet resource management, shared channel service, local/remote hot backup and the like. Compared with other satellite communication system control centers, the control center in the current module has obvious advantages in the aspects of satellite resource utilization rate, system fault-tolerant operation capability, network management scale, system usability and the like.
Specifically, each hardware device of the control center is interconnected through network devices such as switches and routers, and a local area network inside the control center is formed. In a preferred embodiment, the control center software is a set of B/S software system, the background service runs on a server in the control center to realize all management control functions of communication service processing, communication terminal state monitoring, communication log recording and the like, and the front-end software runs on a client computer to provide a graphical operation interface for a system administrator. The control terminal in the control center interacts with the control center software to provide a control channel for the control center software, the control signaling generated by the control center software is sent to the remote satellite communication terminal through the radio frequency system, and meanwhile, the communication signaling from the remote satellite communication terminal is forwarded to the control center software. The service terminal in the control center is used for carrying out service communication with the remote satellite communication terminal, and the remote communication terminal and the service terminal in the control center transmit service data by using a satellite service channel distributed by control center software. The integrated service application software runs on a PC in the control center and provides simple and easy-to-use service functions of voice, video, data and the like for users through a graphical interface. The control center can also provide the users in the satellite network with the service of calling the ground telephone network and accessing the internet by accessing the ground telephone network and the internet.
Hardware equipment in the control center provides a control information transmission channel and a software operation platform, and the control center software realizes the management control function of the satellite communication system and comprises the following steps: communication control, configuration management, fault management, performance management, security management, and the like.
In a further embodiment, as shown in fig. 5, when the satellite network management system is invoked, after the requirements of the user are verified, the corresponding execution module is invoked according to the generated trigger instruction; furthermore, preprocessing data requirements is carried out after the user request is received, so that the resource type requested by the user is obtained, then the resource is selected according to the resource type, and the network parameter is generated in a corresponding network planning mode after the selection is completed and is used as a basis for issuing execution. Wherein the preprocessing of the data requirements comprises: channel demand calculation, resource bandwidth calculation, satellite resource state maintenance and satellite resource filtering.
Specifically, when planning a network, the bandwidth resource may be a continuous or discontinuous frequency, and in the resource bandwidth calculation process, the channel requirement is converted into the resource bandwidth requirement. The planning of the sub-network also requires the calculation of the bandwidth resources occupied by the additional network control channel. And superposing the service channel bandwidth and the control channel bandwidth to obtain the total bandwidth required by the task.
The satellite resource state maintenance is used for acquiring available resource information from resource allocation, acquiring resource use state information from satellite resource service, and aggregating the interference situation of idle resources in real time to form a state view of available satellite resources for resource allocation and network planning. And the available satellite resources are optimized according to the use habits and the historical use conditions of the user on the satellite resources.
The satellite resource filtering is used for filtering available resources by using the filtering condition when one or more of conditions such as coverage, alternative satellite and frequency band are specified in user requirements, and the selection range of the standby resource pool is narrowed.
In a further embodiment, under a normal condition, there are many alternative resources that can meet the requirements in the system, and in order to further improve the efficiency of system resources, a certain policy model needs to be adopted for resource selection and recommendation while ensuring high-quality task guarantee. The recommendation algorithm comprehensively considers the quality of candidate resources, the historical use preference of the user, the resource usability and other factors, performs resource optimization based on the efficiency evaluation method, and performs priority recommendation according to comprehensive scores.
When the resources are selected according to the resource types, network planning parameters of Ka or X frequency band satellite communication subnets or virtual subnets are generated according to the network types designated by users, and configuration information required by intercommunication is planned according to the intercommunication relation requirements of the service virtual subnets to form the virtual subnet intercommunication planning parameters. And then, generating networking parameters according to the generated network planning parameters and the virtual subnet intercommunication planning parameters, and executing networking by using the network parameters after the user confirms. The networking parameters comprise whole network parameters, equipment information, resource configuration information, carrier configuration information, serial number addressing, routing exchange and the like.
EXAMPLE seven
In a further embodiment based on the first embodiment, as shown in fig. 6, the satellite measurement and control system further includes: a satellite telemetry module configured to receive telemetry data; a satellite remote control module configured to send remote control signaling and receive remote control responses. The satellite measurement and control system is responsible for satellite load management, subband switching, gain control, remote management of satellite loads and hinge management control among subbands.
The method comprises the following steps that communication is carried out through a data interface layer in the process of realizing data interaction, wherein the data interface layer comprises a telemetering data receiving interface, a remote control instruction interface, a database operation interface and an application service data interaction interface; the remote control instruction interface sends a ground remote control instruction to the satellite and receives confirmation whether the satellite receives the information; the database interface is used for finishing the storage of data and the acquisition of related configuration data, and the network control data interaction interface is used for finishing the butt joint with a network control system.
When the service processing layer processes the service, the service processing layer obtains various message data to be processed from the interface, converts the service data into messages and puts the messages into a message queue, transmits the classified messages to each processing module for processing, and meanwhile, the user interface layer independently completes the basic configuration of the system and the display of the satellite load data.
The module for processing the classified message comprises: the system comprises a management control module, a service message processing module, a telemetry data analysis module, a data encapsulation module and the like of each processor. The method mainly transmits two types of data frames to finish star management control, wherein the two types of data frames are respectively as follows: telemetry signaling frames and remote control signaling frames.
The telemetry signaling frame is a type of data frame for controlling the on-board equipment, the type of frame is sent to the satellite by the ground central station, and the satellite needs to respond to the corresponding signaling frame. The remote control signaling frame is a type of data frame for reporting the state of the on-board equipment to the ground, and the type of frame is autonomously generated by the on-board equipment and is periodically sent to the ground central station.
Example eight
In a further embodiment based on the first embodiment, in the process of performing device monitoring, the application service system collects required parameter information and reports the parameter information to a visual interface, thereby realizing monitoring.
In the process of executing device control, as shown in fig. 7, after receiving a monitoring request, the application service system matches control task information with a preset control flow, generates a corresponding operation plan flow, and executes a control script according to the operation plan flow to complete device configuration; and the earth station locally analyzes the received task scheduling command from the application service system and returns an execution result to the application service system.
The analysis of the telemetering data is used for realizing the control of the satellite load, and the acquisition of sub-band information, sub-band exchange relationship configuration, sub-band gain configuration and interference information is carried out.
In a further embodiment, as shown in fig. 8, when the satellite measurement and control system controls the remote control between the central station and the satellite, the method further includes the following steps:
step I, a central station initiates a remote control command and sends the remote control command to a satellite;
step II, the satellite carries out CRC on the received remote control command and judges a check result; when the checking result is correct, skipping to the step III; otherwise, returning a satellite-ground instruction failure response message, and jumping to the step V;
step III, executing the remote control command, and returning a satellite-ground command execution response message;
step IV, performing CRC check; judging a checking result, responding to the instruction to send success information when the judging result is correct, and ending the current flow; otherwise, jumping to the step V;
step V, responding to the instruction sending failure information, triggering the instruction sent again within preset times, and jumping to step II;
the remote control command is used for managing subband gain and subband switching, acquiring a satellite load state and controlling satellite load. In a preferred implementation, the remote control command is initiated by the central station and sent to the satellite through the internet access or the wireless module, and the flow of the remote control command sent by the central station is shown in the above figure. When the signaling processing time is overtime or the CRC fails, the central station sends the instruction again, and the retransmission times are three times.
In a further embodiment, as shown in fig. 9, when the satellite measurement and control system controls the sending of the telemetry command between the central station and the satellite, the method further includes the following steps:
step i, a central station generates a telemetry polling command and sends the command to a satellite;
step ii, the satellite carries out CRC check after receiving the telemetering polling command; when the checking result is correct, skipping to the step iv; otherwise, jumping to step iii;
step iii, returning verification result information, feeding back the verification result information to the visualization end to be used as a basis for subsequent processing, and ending the current process;
step iv, the satellite returns the equipment state to the central station;
and step v, the central station receives the state information sent by the satellite.
After the central station generates the telemetering polling instruction, judging polling interval time, and receiving state information sent by a satellite when the time is overtime and not overtime; otherwise, after recording and displaying overtime information, retransmitting the telemetering polling instruction; the telemetry polling command is initiated by the central station and used for acquiring the satellite load state and acquiring the satellite equipment state information by sending the polling command in a preset interval time period. In a preferred embodiment, the telemetry command may acquire satellite loading conditions. The remote measurement is initiated by a central station, a polling instruction is sent to the satellite at intervals, the polling time can be configured (the configuration range is 0.1-300 s, the step is 0.1 s), and after the satellite receives the polling instruction, the instruction is checked to be correct, and then the state information of the satellite equipment is returned. When the satellite returns the telemetering information, the channelizing 1 state, the channelizing 2 state, the exchange state, the channel and other states are returned in sequence.
Example nine
In one embodiment, a deployment method based on a fusion system is provided, which specifically includes the following steps:
constructing a fusion management system consisting of an application service system, a satellite network management system and a satellite measurement and control system;
establishing a project operation file, and extracting a constructed fusion management system from a project library through a cloning instruction;
logging in a private mirror image library through a login instruction;
executing a deployment instruction under the established project file to complete system deployment;
and performing corresponding communication management and control on a visual operation interface terminal according to the user requirements.
In the preferred embodiment, the specific steps of the system service deployment are as follows:
using git clone command to pull the composition _ deployment item from the private warehouse;
logging in the private mirror image warehouse by using a docker logic command;
the deployment is completed by executing the docker composition up command under the composition _ deployment directory.
As noted above, while the present invention has been shown and described with reference to certain preferred embodiments, it is not to be construed as limited thereto. Various changes in form and detail may be made therein without departing from the spirit and scope of the invention as defined by the appended claims.
Claims (10)
1. The utility model provides a fuse system that is used for satellite network management and satellite to observe and control which characterized in that specifically includes:
the application service system is arranged to be responsible for the management of the remote equipment and the terminal equipment and is used for providing at least one type of decision basis;
the satellite network management system is arranged to establish a resource interaction channel with the application service system for resource application and issuing;
and the satellite measurement and control system is arranged to establish a resource interaction channel with the application service system for resource synchronization and configuration.
2. The converged system for satellite network management and satellite measurement and control according to claim 1, wherein the application service system further comprises:
the resource management module is configured to configure satellite and beam information and display sub-band information according to application requirements;
the station management module is used for managing each station device in the network;
the equipment monitoring module is arranged for periodically monitoring the states of the local equipment and the remote equipment according to a preset strategy;
and the telemetry data analysis module is used for receiving the telemetry data and controlling the on-board load.
3. The fusion system for satellite network management and satellite measurement and control according to claim 1, wherein the satellite measurement and control system is used for satellite load management, subband switching, gain control, remote management of satellite load, and hinge management control between subbands; the satellite measurement and control system comprises:
a satellite telemetry module configured to receive telemetry data;
a satellite remote control module configured to send a remote control signaling and receive a remote control response;
a data interface layer and a service processing layer are divided between the satellite telemetry module and the satellite remote control module, and the data interface layer is used for regulating and controlling a corresponding data interface according to requirements to realize data receiving and sending; the service processing layer is used for carrying out service processing according to the data received by the data interface layer, and the data form involved in the processing process comprises a telemetering signaling frame and a remote control signaling frame.
4. The converged system for satellite network management and satellite measurement and control according to claim 1, wherein the satellite network management system further comprises: the system comprises a TDMA network management module and an FDMA network management module, wherein the TDMA network management module and the FDMA network management module are used for calling corresponding network management functions according to requirements;
the TDMA network management module and the FDMA network management module perform data requirement preprocessing after receiving a user request so as to obtain a resource type requested by the user, then select resources according to the resource type, and generate network parameters in a corresponding network planning mode after the selection is completed to be used as a basis for issuing execution.
5. The fusion system for satellite network management and satellite measurement and control according to claim 1, wherein the fusion system invokes a corresponding management function according to the generated trigger instruction after verifying the user's requirements.
6. The fusion system for satellite network management and satellite measurement and control according to claim 1, further comprising a resource statistics subunit, wherein the resource statistics subunit is configured to analyze resource usage during communication in real time, and display the resource usage through real-time analysis during resource usage to assist a user in allocating resources.
7. The application method of the fusion system according to any one of claims 1 to 6, comprising the steps of:
a. performing equipment monitoring: the application service system collects the required parameter information and reports the parameter information to a visual interface, so that monitoring is realized;
b. performing device control: after the application service system receives the monitoring request, matching the control task information with a preset control flow, generating a corresponding operation plan flow, and executing a control script according to the operation plan flow to complete equipment configuration; the earth station receives the task scheduling command from the application service system, then analyzes the task locally and transmits an execution result back to the application service system;
c. and (3) configuring satellite channel resources: according to the requirement, when the terminal acquires the resource, the terminal firstly reads the satellite channel resource in the network resource pool, when the channel resource is insufficient, the terminal applies for the subband resource to the application service system for distribution, and applies for releasing the satellite channel resource after the communication is finished.
8. The method according to claim 7, wherein the sub-band resource is formed by:
step 1, initializing the application service system after starting a resource management process;
step 2, receiving telemetering data for analysis according to user requirements;
step 3, obtaining the optimal resource in each wave beam and each frequency band as the currently available sub-band resource;
step 4, dividing and numbering the sub-band resources according to a preset bandwidth to form initial sub-band resources;
and 5, configuring the initial sub-band exchange relationship to form an initial satellite sub-band resource pool, and writing the resource pool information into a database.
9. The application method of claim 7, wherein in the communication process, the request and the response are performed in a manner of a preset polling time period for the transmission and the response of the instruction.
10. A deployment method for implementing the deployment of the fusion system according to any one of claims 1 to 6, comprising the steps of:
constructing a fusion management system consisting of an application service system, a satellite network management system and a satellite measurement and control system;
establishing a project operation file, and extracting a constructed fusion management system from a project library through a cloning instruction;
logging in a private mirror image library through a login instruction;
executing a deployment instruction under the established project file to complete system deployment;
and performing corresponding communication management and control on a visual operation interface terminal according to the user requirements.
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