RU36150U1 - The system of acquisition and processing of radar information - Google Patents

Description

A system for acquiring and processing radar information.

The utility model relates to means of analog-to-digital conversion, digital processing and identification of radar signals in automated air traffic control systems.

Known system for the collection and processing of radar information Automated air traffic control systems in Germany. In the book. Burkizy J. “ICAO Bull, 1983. 38, No. 9, 26-29, containing a computer with a control panel and a display device for radar information, connected through interface equipment to the analog radar connectors and through the first data transmission equipment, to external consumer connection channels radar information.

At the same time, the system elements are made in the form of separate functionally completed structural elements placed in separate buildings, separately from each other and interconnected and the operator’s workplace by cable communication lines and matching devices.

A disadvantage of the known system is its cumbersome and insufficient quality of processing radar information due to time delays in the passage of signals in long cable lines and matching devices that delay the conversion of radar signals, their processing speed in the computer processor, the passage of commands and the exchange of information with the operator’s workstation.

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at the same time improving the quality of processing radar signals.

The solution to this problem is achieved by the fact that in the system for acquiring and processing radar information, which contains a computer with a control panel and a display device for radar information, connected through the interface equipment to the analog radar connection connectors and through the first data transmission equipment - to channels connecting external consumers of radar information, according to a utility model, it additionally contains second data transmission equipment connected at the input to digital P connectors LS, and on exit - with a computer.

At the same time, the interface equipment, data transmission equipment, a computer, a control panel, a radar information display device, and analog and digital radar connection channel blocks are mounted in one housing made in the form of an operator’s workstation that satisfies the ergonomic requirements of GOST R VD 2.601-96, GOST 2.601-95. The connectors for connecting analog, digital radar and external consumers are mounted in one cable box installed in the lower part of the system case. The control panel of the system is made in the form of a keyboard and a manual manipulator of the mouse type, connected through an electronic switchboard with a control input of the computer and installed in the recess of the upper surface of the sliding worktop of the operator’s workplace. The pairing apparition device contains devices for pairing and converting signal signals, connected via signal and control inputs to analog radar connection channels, and to computer outputs. The computer has a modular design with the possibility of hardware and software expansion of the primary, route and tertiary processing of radar signals in real time from analog and digital radars, ground-based radio interrogators, radio altimeters and

secondary radars with the generation of coordinates and motion parameters of up to 200 air objects at the same time, the formation of generalized routes of air objects, and also with the possibility of generating control signals and displaying the technical condition of system elements, radars connected to the system, as well as communication channels. To realize these capabilities, the computer contains a central processor for processing digital radars and tertiary analog and digital radars, up to three modules for secondary processing of analog radars and primary processing for response signals, up to three modules for primary processing of analog radars, up to two modules for primary processing of analog radio altimeters, a decryption cell, synchronization and control devices. These computer components are structurally combined into two computing units. The primary processing modules for radar signals are made on signal processors for digital signal processing, made in the form of separate modules equipped with a multi-channel fourteen-digit analog-to-digital converter. The decryption cell contains decoders for the response signals of the radio responders of airborne objects, as well as a command transformer for controlling the radio interrogator, connected via an analog output to the interface device of the latter. The central processor is connected at the outputs through the control panel to a device for displaying radar information, with the first data transmission equipment, and at the inputs - with the outputs of the second data transmission equipment and with the outputs of the secondary processing modules of the radar signals. The first and second data transmission equipment are made in the form of broadband and / or modem communication lines. The device for displaying radar information is made in the form of a high-resolution monitor with electron beam, plasma or

remote control system for the collection and processing of radar information, the latter is equipped with remote workstations of operators (up to 9), including a control panel and a monitor connected via a broadband or modem communication line (65) to the computer system. To ensure uninterrupted processing of radar data, the system for acquiring and processing radar information is equipped with an uninterruptible power supply.

In FIG. 1 is a drawing explaining the physical construction of a system for acquiring and processing radar information, and FIG. 2 is a functional diagram thereof.

The system for acquiring and processing radar information comprises a housing 1 made in the form of an operator’s workstation satisfying ergonomic requirements according to GOST R VD 2.601-96, GOST 2.601-95. In the housing 1, a modular design computer is installed, containing 2-3 computing modules with an uninterruptible power supply 4, a control panel 5, a radar information display device 6, radar information display device 7-9, a cable box 10 with analog radar connectors 11-17 and connectors 18-20 for connecting digital radars, the first equipment 21 for transmitting data (AID) for connecting external consumers of radar. the second equipment 22-24 data for connecting the connectors 1820 to the module 2 of the computer. APD 1 includes a working 25 broadband and a backup 26 modem communication lines equipped with connectors 27-28 installed in the cable box 10 for connecting to the radar radios consumers. A device 6 for displaying radar information is installed in the upper part of the housing 1 on the left side at the eye level of the operator and is designed as a high-resolution monitor and is equipped with a plasma, liquid crystal or electronic. 1) screen. The device 6 is configured to display service information, including air trajectories

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objects, meteorological maps and the underlying surface, as well as with the ability to display the process of solving navigational problems, display the critical situation of the air situation, measure the distance between air objects and a given boundary, between; 1 air objects and the marker of the manipulator and the center of the scan indicator of the circular view of the display device, as well as with the possibility of extrapolating the location of air objects and detecting them against the background of the noise

The control panel 5 of the system is made in the form of a keyboard 29 and a manual manipulator 30 of the type “mouse, connected through an electronic switch 31 to the control inputs of computing modules 2-3 of a computer. The keyboard 29 and the manipulator 30 are installed in the depths of the upper surface of the sliding table top 32 of the operator’s workplace. The interface equipment 7-9 contains two devices 33 for interfacing with radio altimeters, a device 34 for interfacing with a radio interrogator and two devices 35 for converting signals, connected at the signal and control inputs to connectors 11-14 and 16 for connecting analog radars, and at the outputs to computing modules 2 , 3 computers. Computer modules 2, 3 are made with the possibility of hardware and software expansion of primary, route and tertiary processing of radar signals in real time from analog and digital radars, ground radios, radio altimeters and secondary radars with the generation of coordinates and motion parameters for up to 200 air objects simultaneously, the formation of generalized routes of airborne objects, as well as with the possibility of generating control signals and displaying the technical condition of system elements, radars connected to systems e as well as channels. To implement these capabilities, the computer modules 2, 3 contain a central processor 35 for secondary processing of digital radars and tertiary analog and digital radars, secondary signal processing

analog radars, primary signal processing modules 36–38 of the radio interrogator and / or secondary radar, up to three primary radar processing analog modules 39, up to two analog radio altimeter primary processing modules 40, decryption cell 41, synchronization and control devices 42, 43. Modules 39, 40 of primary processing of radar signals are made on signal processors for digital signal processing in the form of separate modles equipped with a multi-channel fourteen-digit analog-to-digital converter. The decryption cell 41 contains the decoders of the response signals of the radio responders of the air objects of the radio interrogators and secondary radars, as well as the formagel of the radio interrogator control commands connected via an analogue output to the radio interrogator 34. The central processor 35 is connected at the outputs through the control panel 5 to the device 6 displaying radar information, with the first equipment 21 for transmitting data, and at the inputs with the outputs of the second equipment 22-24 data and with the outputs of the modules 36-38 for secondary processing of radar signals. Equipment 21-24 data transmission is made in the form of broadband and / or modem communication lines. With a configuration option, providing it with an opportunity; remote control system for the collection and processing of radar information, the latter is equipped with remote workstations (up to nine) of operators, including a control panel and a monitor, connected via a broadband or modem communication lines to the computer system.

The utility model is not limited to the above example of its implementation. In the framework of this utility model, other variants of its execution are possible. So, depending on the required number of connected radars, it can be not only professional. but also physically change the quantitative and qualitative composition of the means of pairing in 6

up or down side. In the latter case, at the minimum limit (one radar, one radio altimeter), computing unit 3 is not installed, block 8 may not be installed in conjunction 33, and if the analog radar has impulse signals of azimuthal position, then unit 7 is not installed in the equipment.

The shape of the housing 1 and the placement of equipment in it may vary depending on ergonomic requirements and ease of maintenance of the system by the operator. There are other possible options for the design of the system, not going beyond the essence of the utility model.

The operation of the system for acquiring and processing radar information is as follows.

When deploying an air traffic control system, 10 mated analogue and digital radar cables, secondary radars, ground-based radio interrogators and altimeters are connected to the corresponding connectors 11-20 of the cable box. At the same time, I connect broadband cables and modem communication lines of radar sensors to sockets 27, 28.

The following types of radar tools can be used as mating radar with an analog output in the framework of the software included with the system: 1137 of all modifications, 1L117, 1L118, P-18, 5N84A (44Zh6). P-19 (35H6). VRL of type Root-S, NRZ of type 76E6, PRV of type PRV-13, PRV-16, PRV17, RLK of type 5N87. The following radar devices can be used as interfaced radars with a digital output: 22Ж6. 55ZH6 (U), 1L117M, TRLK Lira-T, 39N6, 64L6, 59N6, 5N64. As interfaced automated control systems - 97Sh6, 98Sh6, 99Sh6, 61 Kb systems.

system software settings for connected external equipment, the system is turned on, the system is removed, processed and exchanged according to the agreed codograms of computing unit 2 with external devices via the interface equipment 33 - 35 and equipment 21-24 for data transmission. At the same time, using the electronic switch 31 on the monitor 6, the incoming information from each analog source is displayed, as well as the combined information issued to the radar users. At the same time, processors 39. 40 perform the tasks of primary processing of radar signals, processors 36 - 38 perform tasks of controlling and primary processing the channels of the radio interrogator and secondary radar, their secondary processing, identification of these signals, displaying of incoming and processed data, and also transmit information to tertiary processing to the processor 35. The decryption cell 41 under the control of the software of the processor 2 generates radio control commands. The control commands of the radio interrogator are further amplified in block 34 and through the connector 14 of the cable box 10 are received by the interrogator of the corresponding radar. The radar information processed in the processors according to the information codograms is sent to the processor 35, where the processed information is received from analog and digital radars, tertiary processing of information, display and transmission of information via agreed information protocols to consumers through the data transmission apparatus 21.

The utility model is developed at the level of prototypes. Tests of the utility model have shown that it provides:

-Displaying the history of the location of up to 200 air objects;

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-Convenient brightness and palette display interface elements;

-Ability to document radar situation radar:

-Ability to document channels of operational-command communication, reception and transmission of signals, operator actions ("Photocontrol);

-Primary and route information processing in real time from analog radars with the generation of coordinates and motion parameters of up to 200 air objects simultaneously.

Claims (14)

1. A system for acquiring and processing radar information, comprising a computer with a control panel and a device for displaying radar information, connected through an interface equipment to connectors for connecting analog radars and through a first equipment for transmitting data with channels for connecting external consumers of radar information, characterized in that it further comprises the second data transmission equipment, connected at the input to the digital radar connectors, and at the output - to a computer. 2. The system according to claim 1, characterized in that the pairing equipment, data transmission equipment, computers, a control panel, a display device for radar information and blocks of channels for connecting analog and digital radars are mounted in one housing made in the form of an operator’s workstation satisfying ergonomic requirements in accordance with GOST R VD 2.601-96, GOST 2.601-95. 3. The system according to claims 1 and 2, characterized in that the connectors for connecting analog, digital radars and external consumers are mounted in one cable box installed in the lower part of the system case. 4. The system according to claims 1 to 3, characterized in that the control panel of the system is made in the form of a keyboard and a manual manipulator of the “mouse” type, connected via an electronic switch to the control input of the computer and installed in the recess of the upper surface of the retractable worktop of the operator’s workplace. 5. The system according to claims 1 to 4, characterized in that the interface equipment comprises interface and signal conversion devices connected via signal and control inputs to analog radar connection channels, and from the outputs to a computer. 6. The system according to claims 1-5, characterized in that the computer is modular with the possibility of hardware and software expansion of the primary, route and tertiary processing of radar signals in real time from analog and digital radars, ground-based radio interrogators, radio altimeters and secondary radars with generation of coordinates and motion parameters of up to 200 air objects at the same time, the formation of generalized routes of air objects, as well as with the possibility of generating control signals and displaying the technical condition of the element ntov system radar connected to the system, as well as communication channels. 7. The system according to claim 6, characterized in that the computer contains a central processor for secondary processing of digital radars and tertiary analog and digital radars, up to three modules for secondary processing of analog radars and primary processing of radio interrogators and / or secondary radars, up to three modules for primary processing of analog Radar, up to two modules for primary processing of radio altimeters, a decoder of signals from a radio interrogator and / or secondary radar, synchronization and control devices, interconnected and structurally combined into and the computing unit. 8. The system according to claims 6 and 7, characterized in that the primary processing modules of the radar signals are made on signal processors for digital signal processing, made in the form of separate modules equipped with a multi-channel fourteen-digit analog-to-digital converter. 9. The system according to claim 7, characterized in that the decryption cell contains decoders of the response signals of the radio responders of the airborne objects of the radio interrogators and secondary radars, as well as a command transformer for controlling the radio interrogator connected via an analog output via an interface device to the cable connection port of the radio interrogator. 10. The system according to claims 1 to 9, characterized in that the central computer is connected at the outputs through the control panel to a display device for radar information, with the first data transmission equipment, and at the inputs - with the outputs of the second data transmission equipment and with the outputs of the secondary modules radar signal processing. 11. The system according to claims 1-10, characterized in that the first and second data transmission equipment are made in the form of broadband and / or modem communication lines. 12. The system according to claims 1 to 11, characterized in that the device for displaying radar information is made in the form of a high-resolution monitor and is equipped with a plasma, liquid crystal or electron beam screen. 13. The system according to claims 1-12, characterized in that it is equipped with remote workstations, including a control panel and a display device for radar information, connected by a broadband or modem line of communication with the computer system. 14. The system according to claims 1 to 13, characterized in that the computer is equipped with an uninterruptible power supply.