Radar real-installation simulator integrated training system

Abstract

The invention discloses a radar actual installation simulator integrated training system, which belongs to the technical field of radar targets and simulation training equipment, and includes a guidance and control subsystem, a training management subsystem, a target electromagnetic environment generation subsystem, a radar simulation subsystem, an air situation display subsystem, a command and control subsystem and an actual installation simulator bridge module. In the present invention, the radar actual installation simulator bridge module is used to complete the interconnection and intercommunication with the radar actual installation, and the target electromagnetic environment generation system is used to simulate the real battlefield environment, so that the radar simulation training system is closer to the actual situation, thereby solving the problem of the inability to access the real echo signal and electromagnetic environment faced by the traditional radar simulation training system, integrating command, tactics and equipment use, realizing the random guidance and setting of the training environment and special situation, and being used for the personnel of each training seat to carry out training and assessment, realizing the random access of actual installation intelligence and the generation of targets and electromagnetic environments, being close to the real combat environment, improving the training fidelity, and having certain practical significance for the research of tactics and methods.

Description

Technical Field

[0001] The invention belongs to the technical field of radar targets and simulation training equipment, and in particular relates to an integrated training system for radar actual installation simulators. Background Art

[0002] Radar simulation training systems have been widely used in training. The simulation training systems have the advantages of simple organization, close to actual combat, ability to construct virtual environments, fair quantitative evaluation, good security, and high cost-effectiveness. They can effectively solve problems such as lack of training platforms and lack of close fit with actual combat, and improve the level of actual combat.

[0003] However, when using the radar simulation training system, some shortcomings of the existing radar simulation training system have been found. For example, the training management system of the simulation training system is not perfect enough, and the simulated battlefield environment is not realistic enough. The radar simulator only stays at the level of simulating target echoes, and the simulator is not connected to the real battlefield electromagnetic environment. As a result, the simulation training is not realistic and effective enough, and lacks practicality.

[0004] Based on this, the present invention designs a radar installation simulator integrated training system to solve the above problems. Summary of the invention

[0005] The purpose of the present invention is to solve some shortcomings of the existing radar simulation training system found by various units when using the radar simulation training system, such as the training management system function of the simulation training system is not perfect, and the simulated battlefield environment is not real enough, the radar simulator only stays at the level of simulating target echo, and the simulator is not connected to the real battlefield electromagnetic environment, so that the simulated training is not real and effective enough, and the practicality is insufficient. A radar installation simulator integrated training system is proposed.

[0006] In order to achieve the above object, the present invention adopts the following technical solutions:

[0007] A radar installation simulator integrated training system comprises a guidance control subsystem, a training management subsystem, a target electromagnetic environment generation subsystem, a radar simulation subsystem, an installation simulator bridge module, radar installation, an air situation display subsystem and a command and control subsystem, wherein the guidance control subsystem is respectively connected to the air situation display subsystem, the radar simulation subsystem and the command and control subsystem for data transmission and conversion, the air situation display subsystem is connected to the radar simulation subsystem, the radar simulation subsystem is connected to the command and control subsystem, the target electromagnetic environment generation system is respectively connected to the radar simulation subsystem, the installation simulator bridge system and the radar installation, and the training management subsystem is respectively connected to the air situation display subsystem, the radar simulation subsystem, the command and control subsystem and the guidance control subsystem for data transmission and conversion;

[0008] The guidance and control subsystem is composed of a guidance and control conditioning module, a process control module, a seat control module, a system operation management module, a scenario management module, a scenario production module, a simulation environment module, and a scenario demonstration and verification module to achieve overall control and coordination of the training process;

[0009] The air situation display subsystem mainly includes an operation record module, a comprehensive display module, a data collection and distribution module, an intelligence processing module, an air situation management module, and a database storage and management module, which realizes the collection and processing of intelligence transmitted by the radar simulation subsystem and other radar real-installation simulators, and displays the overall air situation;

[0010] The command and control subsystem mainly includes an air situation information collection and recording module, an air situation real-time monitoring and warning module, and a multi-radar air situation comprehensive processing and display module, which realizes the collection and storage of radar signals before admission and air situation information after admission, real-time monitoring and pairing processing of data before and after admission, prompts for missed, wrong and non-secondary data, and comprehensive processing and display of air situation of multiple radar real-installation simulators at the same time;

[0011] The training management subsystem consists of a task management module, a plan management module, a subject management module, a status monitoring module, a user management module and a log management module, which configures and manages the personnel, equipment, training plans, user information and permissions involved in the entire training process;

[0012] The target electromagnetic environment generation system is based on an external radiation source and consists of a detection / radiation antenna, a target and environment editing module, a radar target echo signal generation module, a display control and communication module, a T / R and RF front-end module, an electromagnetic environment generation module, and a radar monitoring and detection module, so as to realize the setting and generation of a complex electromagnetic environment of the target battlefield.

[0013] As a further description of the above technical solution:

[0014] The radar simulation subsystem simulates the radar's admission and monitoring interface, and is composed of an input and output subsystem, an air situation handling subsystem, an admission display subsystem, and an ATC / IFF subsystem, to realize the radar's admission function and anti-interference operation, and to perform management functions through a training management subsystem.

[0015] As a further description of the above technical solution:

[0016] The actual simulator bridge module is composed of radar digital / analog original video information acquisition coding, radar existence video information acquisition coding, radar intelligence data acquisition, radar terminal VGA video acquisition coding, embedded computer, display, data exchange, transmission and power supply modules to achieve bridging between radar actual installation and radar simulation subsystems.

[0017] As a further description of the above technical solution:

[0018] The internal devices of the command and control subsystem are interconnected with the local area network via a data interface. The data interface includes the conversion of ciphertext data. The local area network uses the UDP protocol or TCP / IP protocol according to the requirements of the command and control system.

[0019] As a further description of the above technical solution:

[0020] The air situation display subsystem collects and processes the intelligence of the radar simulation subsystem through the backup, import and export of database data, and the addition, deletion and modification of basic data, displays the overall air situation, completes the intelligence distribution, processing, collection, verification and management functions of intelligence units at all levels, and records various intelligence processing operations of operators.

[0021] As a further description of the above technical solution:

[0022] The internal interfaces of the command and control subsystem module mainly include radar control command interface, air situation compilation command interface, radar switching control interface, air situation interface and radar video processing result interface. Real-time data monitoring and pairing as well as comprehensive processing and display of the air situation of multiple radar simulators are realized through the data interface.

[0023] As a further description of the above technical solution:

[0024] The training management subsystem relies on a database and is responsible for configuring and managing the personnel, equipment, training plans, user information and permissions involved in the entire training process.

[0025] As a further description of the above technical solution:

[0026] The target electromagnetic environment generation subsystem completes the generation of the target and electromagnetic environment by combining software and hardware, and the specific contents include:

[0027] The detection / radiation antenna adopts broadband logarithmic periodic antenna or horn antenna in three different frequency bands: 0.2GHz~2GHz, 2GHz~6GHz and 6GHz~18GHz, and can meet the detection / radiation requirements of no less than two installed radars;

[0028] The target and environment editing module is used for visual editing and generation of target and electromagnetic environment scenarios, and can be connected to the guidance and control subsystem for display, control, storage and conversion;

[0029] The radar target echo signal generation module simulates the radar echo signal of a fixed target or a target moving along a set track, and realistically reproduces the target's distance information, Doppler information and azimuth angle information;

[0030] The display control and communication module completes the system settings, self-test and other human-machine interactions, and completes the communication and interconnection with the control system;

[0031] The T / R and RF front-end modules complete the signal transmission and reception switching, perform down-conversion and up-conversion, and perform limiting, low-noise amplification, filtering and gain control at the same time. They also inject self-test correction signals through RF switch switching. The frequency source provides the local oscillator frequency for the receiving channel, which is used for each mixing, and provides the reference clock and base clock for the system.

[0032] The electromagnetic environment generation module is responsible for selecting the best interference pattern from the interference countermeasure library or generating corresponding interference signals according to the terminal control instructions. The interference methods mainly include various noise suppression interference, false target suppression interference and deception interference;

[0033] The radar monitoring and detection module can obtain the radar's operating frequency band, antenna pattern and working status in real time, and keep the system synchronized with the radar antenna pointing angle and timing.

[0034] As a further description of the above technical solution:

[0035] The radar simulation subsystem receives different command data in different modes, completes data analysis and display in various modes, and realizes information interaction through the data interface. The specific process includes:

[0036] In the local training mode, the target assumption and interference assumption data sent by the local guidance and control subsystem are received, the target and interference data are analyzed according to the radar detection model, and the corresponding target track and the image after interference are displayed on the recording screen;

[0037] In the networked training mode, the subsystem participates in simulation training as a station-level simulated radar. At this time, the subsystem receives target assumption and interference assumption data sent by the remote guidance and control system, analyzes the target and interference data according to the radar detection model, and displays the corresponding target track and the image after interference on the recording screen;

[0038] In the radar installation connection mode, the subsystem receives the radar original video signal sent by the actual radar through the radar signal bridge device and the air situation data recorded by the actual radar. The radar simulation subsystem analyzes the data according to the radar detection model, receives the operator's control and command, and responds to the special situation instructions of the guidance and control, so as to realize the processing and display of the air situation data.

[0039] This subsystem responds to combat operation commands such as admission and anti-jamming, and outputs air situation data and radar status parameters;

[0040] The data interface includes the encryption and decryption of information.

[0041] As a further description of the above technical solution:

[0042] The real simulator bridge module completes the acquisition and analysis of the original video, existing video and radar terminal VGA information in the same repetitive cycle under the control of the radar machine timing, and encapsulates the acquired original video, existing video, radar terminal VGA video information and radar intelligence data information, and outputs them through the network interface or optical fiber interface, while monitoring, managing and displaying the working status of each module of the device. The specific process includes:

[0043] The radar original video information acquisition and encoding circuit is completed by FPGA. First, the serial port input data is oversampled at high speed, and the sampled signal is converted from serial to parallel to obtain parallel data and then placed in the shift register, and then UDP is used for network transmission.

[0044] The radar intelligence collection code collects radar intelligence data through the network interface, and sends the intelligence data to the simulator after decryption;

[0045] The radar terminal VGA video acquisition encoding converts the RGB analog signal into a digital signal after A / D sampling, and transmits the acquired compressed data to the host computer through the PCI bus through FPGA, and the host computer performs transmission and other processing on the data.

[0046] In summary, due to the adoption of the above technical solution, the beneficial effects of the present invention are:

[0047] In the present invention, the radar actual installation simulator bridge module is used to complete the interconnection with the radar actual installation, and the target electromagnetic environment generation system is used to simulate the real battlefield environment, so that the radar simulation training system is closer to the actual situation, thereby solving the problem of the traditional radar simulation training system that cannot access the real echo signal and electromagnetic environment, integrating command, tactics and equipment use, realizing the random guidance and setting of training environment and special situation, which is used for the training and assessment of the personnel in each training seat, realizing the random access of the actual installation intelligence and the generation of the target and electromagnetic environment, being close to the real combat environment, improving the realism of training, and having certain practical significance for the research of tactics and methods. BRIEF DESCRIPTION OF THE DRAWINGS

[0048] Figure 1 A flowchart of the radar simulation subsystem in the radar installation simulator integrated training system proposed by the present invention;

[0049] Figure 2This is a flowchart of the guidance and control subsystem in the integrated training system of the radar real-installation simulator proposed by the present invention;

[0050] Figure 3 This is a flowchart of the air situation display subsystem in the radar real-installation simulator integrated training system proposed by the present invention;

[0051] Figure 4 This is a flowchart of the command and control subsystem in the radar real-installation simulator integrated training system proposed by the present invention;

[0052] Figure 5 A flowchart of the training management subsystem in the radar installation simulator integrated training system proposed by the present invention;

[0053] Figure 6 A flowchart of the target and electromagnetic environment generation subsystem in a radar real-installation simulator integrated training system proposed by the present invention;

[0054] Figure 7 A connection diagram of the radar simulation subsystem and other subsystems in a radar real-installation simulator integrated training system proposed by the present invention;

[0055] Figure 8 This is a flowchart of the radar signal bridging module in the radar installation simulator integrated training system proposed by the present invention.

[0056] Fig. 9 It is an overall block diagram of a radar installation simulator integrated training system in the radar installation simulator integrated training system proposed by the present invention; DETAILED DESCRIPTION

[0057] The following will be combined with the drawings in the embodiments of the present invention to clearly and completely describe the technical solutions in the embodiments of the present invention. Obviously, the described embodiments are only part of the embodiments of the present invention, not all of the embodiments. Based on the embodiments of the present invention, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the present invention.

[0058] See also Figure 1-9The present invention provides a technical solution: a radar installation simulator integrated training system, including a guidance and control subsystem, a training management subsystem, a target electromagnetic environment generation subsystem, a radar simulation subsystem, an installation simulator bridge module, radar installation, an air situation display subsystem and a command and control subsystem, wherein the guidance and control subsystem is respectively connected to the air situation display subsystem, the radar simulation subsystem and the command and control subsystem for data transmission and conversion, the air situation display subsystem is connected to the radar simulation subsystem, the radar simulation subsystem is connected to the command and control subsystem, the target electromagnetic environment generation system is respectively connected to the radar simulation subsystem, the installation simulator bridge system and the radar installation, and the training management subsystem is respectively connected to the air situation display subsystem, the radar simulation subsystem, the command and control subsystem and the guidance and control subsystem for data transmission and conversion;

[0059] The guidance and control subsystem is composed of a guidance and control conditioning module, a process control module, a seat control module, a system operation management module, a scenario management module, a scenario production module, a simulation environment module, and a scenario demonstration and verification module to achieve overall control and coordination of the training process;

[0060] The air situation display subsystem mainly includes an operation record module, a comprehensive display module, a data collection and distribution module, an intelligence processing module, an air situation management module, and a database storage and management module, which realizes the collection and processing of intelligence transmitted by the radar simulation subsystem and other radar real-installation simulators, and displays the overall air situation;

[0061] The command and control subsystem mainly includes an air situation information collection and recording module, an air situation real-time monitoring and warning module, and a multi-radar air situation comprehensive processing and display module, which realizes the collection and storage of radar signals before admission and air situation information after admission, real-time monitoring and pairing processing of data before and after admission, prompts for missed, wrong and non-secondary data, and comprehensive processing and display of air situation of multiple radar real-installation simulators at the same time;

[0062] The training management subsystem consists of a task management module, a plan management module, a subject management module, a status monitoring module, a user management module and a log management module, which configures and manages the personnel, equipment, training plans, user information and permissions involved in the entire training process;

[0063] The target electromagnetic environment generation system is based on an external radiation source and consists of a detection / radiation antenna, a target and environment editing module, a radar target echo signal generation module, a display control and communication module, a T / R and RF front-end module, an electromagnetic environment generation module, and a radar monitoring and detection module, so as to realize the setting and generation of a complex electromagnetic environment of the target battlefield.

[0064] Specifically, Figure 1 As shown, the radar simulation subsystem simulates the radar's recording and monitoring interface, and is composed of an input and output subsystem, an air situation handling subsystem, a recording and display subsystem, and an ATC / IFF subsystem, to realize the radar's recording function and anti-interference operation, and to perform management functions through a training management subsystem. The radar simulation subsystem accepts different command data in different modes, completes data analysis and display in various modes, and realizes information interaction externally through a data interface. The specific process includes:

[0065] In the local training mode, the target assumption and interference assumption data sent by the local guidance and control subsystem are received, the target and interference data are analyzed according to the radar detection model, and the corresponding target track and the image after interference are displayed on the recording screen;

[0066] In the networked training mode, the subsystem participates in simulation training as a station-level simulated radar. At this time, the subsystem receives target assumption and interference assumption data sent by the remote guidance and control system, analyzes the target and interference data according to the radar detection model, and displays the corresponding target track and the image after interference on the recording screen;

[0067] In the radar installation connection mode, the subsystem receives the radar original video signal sent by the actual radar through the radar signal bridge device and the air situation data recorded by the actual radar. The radar simulation subsystem analyzes the data according to the radar detection model, receives the operator's control and command, and responds to the special situation instructions of the guidance and control, so as to realize the processing and display of the air situation data.

[0068] This subsystem responds to combat operation commands such as admission and anti-jamming, and outputs air situation data and radar status parameters;

[0069] The data interface includes the encryption and decryption of information.

[0070] Specifically, Figure 2 As shown, the internal devices of the command and control subsystem are interconnected with the local area network via a data interface. The data interface includes the conversion of ciphertext data. The local area network uses UDP protocol or TCP / IP protocol according to the requirements of the command and control system.

[0071] Specifically, Figure 3 As shown, the air situation display subsystem collects and processes the intelligence of the radar simulation subsystem through the backup, import and export of database data, and the addition, deletion and modification of basic data, displays the overall air situation, completes the intelligence distribution, processing, collection, verification and management functions of intelligence units at all levels, and records various intelligence processing operations of operators.

[0072] The present embodiment is specifically as follows:

[0073] In the local training mode, the radar simulation subsystem receives the target assumption and interference assumption data sent by the local guidance and control subsystem, analyzes the target and interference data according to the radar detection model, and displays the corresponding target track and the image after interference on the recording screen;

[0074] In the networked training mode, the radar participates in the simulation training as a station-level simulation radar. At this time, the radar simulation subsystem receives the target assumption and interference assumption data sent by the remote guidance and control system, analyzes the target and interference data according to the radar detection model, and displays the corresponding target track and the image after interference on the recording screen;

[0075] In radar installation connection mode, the radar simulation subsystem receives the radar original video signal sent by the actual radar through the radar signal bridge device and the air situation data recorded by the actual radar. The radar simulation subsystem analyzes the data according to the radar detection model, receives the operator's control and command, and responds to the special situation instructions of the guidance and control, so as to realize the processing and display of the air situation data.

[0076] The operator records all incoming and outgoing intelligence and manual intervention commands. The system receives and records relevant data information in real time according to the recording rules, generates corresponding binary files, and stores them in the storage area. The system interface gives a recording prompt message, the operator stops recording, and the system stops related recording processing; then the radar simulation subsystem responds to combat operation commands such as admission and anti-interference, and outputs air situation data and radar status parameters. Among them, the intelligence after admission is reported to the air situation display subsystem, and the data before and after admission, as well as the radar status and operation commands are transmitted to the command and control subsystem and the air situation display subsystem, and the radar status parameters are transmitted back to the guidance subsystem;

[0077] The radar simulation subsystem needs to be interconnected with other subsystems in the comprehensive training system, including the air situation display subsystem, command and control subsystem, guidance and control subsystem, training management subsystem, assessment and evaluation subsystem, radar signal bridge module and public module. The contents of the interface with other subsystems include: radar deployment information, simulated air situation and battlefield environment data, radar intelligence and radar working status information and air situation handling operation records, etc. Figure 7 shown.

[0078] After receiving the original intelligence information, the integrated display module realizes functions such as geographic information display, real-time point / track display and operation, replay point / track display, battlefield mapping and display, etc.

[0079] The integrated display module first loads the corresponding terminal simulation interface according to the model, and then performs the map display function. The map display branch reads the corresponding electronic map and draws it to the map layer. It also uses the provided legend to make and modify the map as needed, realizing the customized processing of the map for human work.

[0080] On the basis of map display, the original intelligence is drawn in real time in the mode of dot trace or track and the corresponding operation is performed. The dot trace or track information and operation are drawn by replay. In addition, military mark drawing and display are performed on the map, flight plans and flight routes are made, and battlefield drawing function is realized;

[0081] The data collection and distribution module collects the initial intelligence, including the intelligence sent by various simulation training systems, and completes the conversion between various data formats, reports it to the radar intelligence networking simulation system, and distributes it to the integrated display module, intelligence processing module and air situation management module in the air situation display subsystem, and forwards various documents and control instructions to the intelligence processing module;

[0082] The intelligence processing module mainly receives intelligence reported by the simulated radar recording terminal, responds to the operator's specific commands, integrates and reports intelligence from multiple radars, realizes the intelligence distribution, processing, collection, verification and management functions of intelligence units at all levels, and finally stores the intelligence data in the database.

[0083] Specifically, Figure 4 As shown, the internal interfaces of the command and control subsystem module mainly include radar control command interface, air situation compilation command interface, radar switching control interface, air situation interface and radar video processing result interface. Real-time data monitoring and pairing as well as comprehensive air situation processing and display of multiple radar simulators are achieved through the data interface.

[0084] The present embodiment is specifically as follows:

[0085] The radar air situation integrated processing and display module processes multi-radar video data, multi-radar air situation data and multi-radar working status data;

[0086] The original video is received from the simulation network through the air situation data acquisition and recording module of the command and control subsystem to form multi-radar video data. The multi-radar video data generates target detection and admission results and target point track / track information through the background processing modules of various types of radar simulation terminals, and is displayed and output through the single / multi-radar video display module;

[0087] The radar control command module receives the user's radar video control operation to form a radar video control command, and the radar simulation terminal responds to the video control command and generates a corresponding processing result according to the command type;

[0088] The multi-radar air situation data is received from the simulation network through the air situation data acquisition and recording module of the command and control subsystem, and is processed by the multi-radar air situation situation generation module together with the target point / track information generated by radar video detection processing to form fused air situation track information, which is displayed by the multi-radar air situation situation display module. The air situation situation reorganization command is generated by the air situation situation reorganization control interface and sent to the multi-radar air situation situation display module and the situation generation module for response. The air situation data from different radars are displayed and hidden through the situation layer;

[0089] The multi-radar working status data is received from the simulation network through the air situation data acquisition and recording module of the command and control subsystem, and displayed on the multi-radar working status monitoring interface. The radar switching management module realizes the switching of the control interface between different radars.

[0090] Specifically, Figure 5 As shown, the training management subsystem relies on a database and is responsible for configuring and managing the personnel, equipment, training plans, user information and permissions involved in the entire training process.

[0091] The present embodiment is specifically as follows:

[0092] In the task management module, you can create, query, delete, modify, and view training tasks, as well as formulate and view training plans;

[0093] In the plan management module, you can create, query, modify, delete, and view and assign subjects for training plans;

[0094] In the subject management module, complete the detailed training subject allocation of the training plan, and realize the creation of new training subject allocation, query of subject allocation, modification of subject allocation and deletion of subject allocation;

[0095] In the user management module, the attributes, login permissions, editing permissions, etc. of the training users are managed;

[0096] In the training result storage module, the training results are saved;

[0097] In the log function module, the log information generated by the system is updated and displayed, statistical analysis is performed on different types of logs, and reports are automatically generated.

[0098] Specifically, Figure 6 As shown, the target electromagnetic environment generation subsystem completes the generation of the target and electromagnetic environment by combining software and hardware, and the specific contents include:

[0099] The detection / radiation antenna adopts broadband logarithmic periodic antenna or horn antenna in three different frequency bands: 0.2GHz~2GHz, 2GHz~6GHz and 6GHz~18GHz, and can meet the detection / radiation requirements of no less than two installed radars;

[0100] The target and environment editing module is used for visual editing and generation of target and electromagnetic environment scenarios, and can be connected to the guidance and control subsystem for display, control, storage and conversion;

[0101] The radar target echo signal generation module simulates the radar echo signal of a fixed target or a target moving along a set track, and realistically reproduces the target's distance information, Doppler information and azimuth angle information;

[0102] The display control and communication module completes the system settings, self-test and other human-machine interactions, and completes the communication and interconnection with the control system;

[0103] The T / R and RF front-end modules complete the signal transmission and reception switching, perform down-conversion and up-conversion, and perform limiting, low-noise amplification, filtering and gain control at the same time. They also inject self-test correction signals through RF switch switching. The frequency source provides the local oscillator frequency for the receiving channel, which is used for each mixing, and provides the reference clock and base clock for the system.

[0104] The electromagnetic environment generation module is responsible for selecting the best interference pattern from the interference countermeasure library or generating corresponding interference signals according to the terminal control instructions. The interference methods mainly include various noise suppression interference, false target suppression interference and deception interference;

[0105] The radar monitoring and detection module can obtain the radar's operating frequency band, antenna pattern and working status in real time, and keep the system synchronized with the radar antenna pointing angle and timing.

[0106] The present embodiment is specifically as follows:

[0107] When realizing the target echo generation function, the system sets the target trajectory, motion characteristics, target attributes and other parameters through the target environment editing module, delays the actual radar signal received by the detection antenna, modulates the signal amplitude, and Doppler modulates the frequency to simulate the generation of radar targets with different distance, speed and other information;

[0108] When realizing the electromagnetic environment generation function, the system generates active interference signals and passive interference signals according to the radar detection information, the set type, frequency band, azimuth width and duration interference parameters, and generates meteorological clutter and sea clutter signals according to the radar environment information set in the target environment editing module, which are radiated through the radiating antenna to generate the target electromagnetic environment.

[0109] Specifically, Figure 8As shown, the actual simulator bridge module completes the acquisition and analysis of the original video, existing video and radar terminal VGA information in the same repetitive cycle under the control of the radar machine timing, and encapsulates the acquired original video, existing video, radar terminal VGA video information and radar intelligence data information, and outputs them through the network interface or optical fiber interface, while monitoring, managing and displaying the working status of each module of the device. The specific process includes:

[0110] The radar original video information acquisition and encoding circuit is completed by FPGA. First, the serial port input data is oversampled at high speed, and the sampled signal is converted from serial to parallel to obtain parallel data and then placed in the shift register, and then UDP is used for network transmission.

[0111] The radar intelligence collection code collects radar intelligence data through the network interface, and sends the intelligence data to the simulator after decryption;

[0112] The radar terminal VGA video acquisition encoding converts the RGB analog signal into a digital signal after A / D sampling, and transmits the acquired compressed data to the host computer through the PCI bus through FPGA, and the host computer performs transmission and other processing on the data.

[0113] The specific implementation method is as follows: under the control of the radar machine timing, the radar signal bridging module completes the collection and analysis of the original video, existing video and radar terminal VGA information within the same repetition cycle, and encapsulates the collected original video, existing video, radar terminal VGA video information and radar intelligence data information, and outputs them through the network interface or optical fiber interface, while monitoring, managing and displaying the working status of each module of the device.

[0114] Working principle, when using:

[0115] In the local simulation echo generation mode, the command and control system releases the assumption, plan command and command data, and transmits them to the command and control subsystem after protocol conversion. The command and control background generates control instructions and target data and sends them to the radar simulation subsystem. After the radar simulation subsystem completes the input of intelligence, it generates intelligence data and sends it to the air situation display subsystem and the command and control subsystem, completing the interconnection of the entire simulation training system.

[0116] In the actual signal access mode, the command and control subsystem generates command plans and assumptions, which are transmitted to the command and control subsystem after protocol conversion. The target electromagnetic environment generation system generates the electromagnetic environment and target signals. The complex interference environment data of the target battlefield is output by the radar actual installation, and is sent to the radar simulation subsystem through the actual simulator bridge module. After the radar simulation subsystem completes the input of intelligence, it generates intelligence data and sends it to the air situation display subsystem and the command and control subsystem, completing the interconnection and interoperability of the simulation training system connected to the actual installation.

[0117] The above description is only a preferred specific implementation manner of the present invention, but the protection scope of the present invention is not limited thereto. Any technician familiar with the technical field can make equivalent replacements or changes according to the technical scheme and inventive concept of the present invention within the technical scope disclosed by the present invention, which should be covered by the protection scope of the present invention.

Claims

1. A radar real-installation simulator integrated training system, characterized in that: It includes a guidance and control subsystem, a training management subsystem, a target electromagnetic environment generation subsystem, a radar simulation subsystem, a real-installation simulator bridge module, a radar installation, an air situation display subsystem and a command and control subsystem. The guidance and control subsystem is respectively connected to the air situation display subsystem, the radar simulation subsystem and the command and control subsystem for data transmission and conversion. The air situation display subsystem is connected to the radar simulation subsystem, the radar simulation subsystem is connected to the command and control subsystem, the target electromagnetic environment generation system is respectively connected to the radar simulation subsystem, the real-installation simulator bridge system and the radar installation, and the training management subsystem is respectively connected to the air situation display subsystem, the radar simulation subsystem, the command and control subsystem and the guidance and control subsystem for data transmission and conversion. The guidance and control subsystem is composed of a guidance and control conditioning module, a process control module, a seat control module, a system operation management module, a scenario management module, a scenario production module, a simulation environment module, and a scenario demonstration and verification module to achieve overall control and coordination of the training process; The air situation display subsystem mainly includes an operation record module, a comprehensive display module, a data collection and distribution module, an intelligence processing module, an air situation management module, and a database storage and management module, which realizes the collection and processing of intelligence transmitted by the radar simulation subsystem and other radar real-installation simulators, and displays the overall air situation; The command and control subsystem mainly includes an air situation information collection and recording module, an air situation real-time monitoring and warning module, and a multi-radar air situation comprehensive processing and display module, which realizes the collection and storage of radar signals before admission and air situation information after admission, real-time monitoring and pairing processing of data before and after admission, prompts for missed, wrong and non-secondary data, and comprehensive processing and display of air situation of multiple radar real-installation simulators at the same time; The training management subsystem consists of a task management module, a plan management module, a subject management module, a status monitoring module, a user management module and a log management module, which configures and manages the personnel, equipment, training plans, user information and permissions involved in the entire training process; The target electromagnetic environment generation system is based on an external radiation source and consists of a detection / radiation antenna, a target and environment editing module, a radar target echo signal generation module, a display control and communication module, a T / R and RF front-end module, an electromagnetic environment generation module, and a radar monitoring and detection module, so as to realize the setting and generation of a complex electromagnetic environment of the target battlefield; The radar simulation subsystem simulates the radar's recording and monitoring interface, and is composed of an input and output subsystem, an air situation handling subsystem, a recording and display subsystem, and an ATC / IFF subsystem, to realize the radar's recording function and anti-interference operation, and to perform management functions through the training management subsystem; The actual installation simulator bridge module is composed of radar digital / analog original video information acquisition coding, radar existence video information acquisition coding, radar intelligence data acquisition, radar terminal VGA video acquisition coding, embedded computer, display, data exchange, transmission and power supply modules, to achieve the bridge between the radar actual installation and radar simulation subsystems; The internal devices of the control subsystem are interconnected with the local area network through a data interface, the data interface includes the conversion of ciphertext data, and the local area network uses the UDP protocol or TCP / IP protocol according to the requirements of the control system; The air situation display subsystem collects and processes the intelligence of the radar simulation subsystem by backing up, importing and exporting the database data, adding, deleting and modifying the basic data, displays the overall air situation, completes the intelligence distribution, processing, collection, verification and management functions of the intelligence units at all levels, and records the various intelligence processing operations of the operators; The internal interfaces of the command and control subsystem module mainly include radar control command interface, air situation compilation command interface, radar switching control interface, air situation interface and radar video processing result interface, which realize real-time data monitoring and pairing as well as comprehensive air situation processing and display of multiple radar simulators through the data interface; The training management subsystem relies on the database and is responsible for configuring and managing the personnel, equipment, training plans, user information and permissions involved in the entire training process; The target electromagnetic environment generation subsystem completes the generation of the target and electromagnetic environment by combining software and hardware; The radar simulation subsystem accepts different command data in different modes, completes data analysis and display in various modes, and realizes information interaction through the data interface; Under the control of the radar machine timing, the actual simulator bridge module completes the collection and analysis of the original video, existing video and radar terminal VGA information in the same repetitive cycle, and encapsulates the collected original video, existing video, radar terminal VGA video information and radar intelligence data information, and outputs it through the network interface or optical fiber interface, while monitoring, managing and displaying the working status of each module of the device.

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