An aircraft-mounted active phased array radar field detection device

Abstract

The application belongs to the technical field of outfield detection of aircraft airborne active phased array radars, and particularly relates to an outfield detection device for an aircraft airborne active phased array radar, which is convenient to carry, can be flexibly applied in an outfield, and can independently call and intercommunicate data when each function module executes a test task, so as to cooperatively complete radar data unloading, analysis, and antenna and power supply fault diagnosis and positioning functions. The outfield detection device can realize in-situ function detection, performance detection, radar data unloading and analysis, and antenna and power supply fault diagnosis and positioning functions of the airborne active phased array radar by using fewer external resources, is fast and efficient, can accurately position faults of an antenna assembly and a power supply unit of the airborne active phased array radar, and provides strong technical support for outfield antenna and power supply maintenance support.

Description

TECHNICAL FIELD

[0001] The application belongs to the technical field of aircraft airborne active phased array radar outfield detection, and particularly relates to an aircraft airborne active phased array radar outfield detection device. BACKGROUND

[0002] In aircraft airborne active phased array radar outfield faults, antenna transceiver assembly faults and power supply faults are difficult to locate, and cannot be reproduced in a laboratory environment.

[0003] Currently, the aircraft airborne active phased array radar outfield detection device needs to be equipped with various professional detection devices, and has the problems of large overall volume, complex operation, single function, poor universality, low use efficiency, and inconvenience for carrying.

[0004] The present application is proposed in view of the above technical defects.

[0005] It should be noted that the disclosure of the above background art is only used to assist in understanding the inventive concept and technical solutions of the present application, and it does not necessarily belong to the prior art of the present patent application. In the absence of explicit evidence that the above content has been disclosed on the filing date of the present application, the above background art should not be used to evaluate the novelty and inventiveness of the present application. SUMMARY

[0006] The purpose of the present application is to provide an aircraft airborne active phased array radar outfield detection device to overcome or alleviate at least one aspect of the known technical defects.

[0007] The technical solution of the present application is:

[0008] An aircraft airborne active phased array radar outfield detection device comprises:

[0009] A main control unit adopts a portable rugged computer mainboard, and is provided with a SATA SSD system hard disk by default; a 1TB SATA SSD system hard disk is embedded with a radar data unloading function module, a radar data analysis function module, an antenna fault diagnosis and positioning function module, and a power supply fault diagnosis and positioning function module;

[0010] An aviation connector is connected to the airborne active phased array radar through a cable;

[0011] A network card is connected to the main control unit and connected to the aviation connector through Ethernet;

[0012] A high-speed serial port module is connected to the main control unit and connected to the aviation connector through a serial port, and can be configured in RS232 / RS422 / RS485 mode;

[0013] An optical fiber dumping module is connected to the main control unit and connected to the airborne active phased array radar through an optical cable;

[0014] High-speed large-capacity SSD disk, connected to the main control unit;

[0015] The horn antenna is connected to the radar processor calibration channel and the radar antenna protection channel through a radio frequency cable;

[0016] Among them,

[0017] The main control unit can call the radar data offloading function module, and the radar internal recording module can quickly offload data to the high-speed large-capacity SSD disk through the optical fiber dump module and the optical cable for storage;

[0018] The main control unit can call the radar data analysis function module, automatically parse the frame header and packet body information of the offloaded data in the high-speed large-capacity SSD disk, view the working state, number information, BIT information, fault code and time-frequency data of the airborne active phased array radar, analyze and obtain the system state of the airborne active phased array radar, and locate the problem;

[0019] The main control unit can call the antenna fault diagnosis and positioning function module. First, through the network card and aviation connector, the self-checking instruction is sent to the airborne active phased array radar through Ethernet and cable to control the radar antenna to enter the self-checking state;

[0020] Secondly, through the high-speed serial module and aviation connector, the antenna fault diagnosis and positioning instruction is sent to the airborne active phased array radar through RS485 serial port and cable, and the radar antenna enters the component transmission and reception detection, wherein,

[0021] When the radar antenna enters the component transmission detection, the radar processor generates a calibration signal to transmit a corresponding signal through the radar antenna component, which is received by the horn antenna, fed back to the antenna unit protection channel and sent to the radar processor. The radar processor detects the amplitude of the received signal, and the related data is returned through the cable, aviation connector, high-speed serial module, and RS485 serial port;

[0022] When the radar antenna component enters the reception detection, the radar processor generates a calibration signal to transmit a corresponding signal through the horn antenna, which is received by the radar antenna component and fed back to the radar processor. The radar processor detects the amplitude of the received signal, and the related data is returned through the cable, aviation connector, high-speed serial module, and RS485 serial port;

[0023] Finally, the returned data is analyzed to diagnose and locate the antenna component fault;

[0024] The main control unit can call the power fault diagnosis and positioning function module, and send the power fault diagnosis and positioning instruction to the airborne active phased array radar through the high-speed serial module and aviation connector, RS232 serial port and cable to monitor, diagnose and locate the health status of the power unit and module.

[0025] According to at least one of the embodiments of the present application, the aircraft airborne active phased array radar outfield detection device described above further comprises:

[0026] An input device is connected to the main control unit, and a touch input device is adopted to control the main control unit to call the radar data unloading function module, the radar data analysis function module, the antenna fault diagnosis and positioning function module, and the power supply fault diagnosis and positioning function module.

[0027] A display is connected to the main control unit to display the operation interface and data thereof.

[0028] According to at least one of the embodiments of the present application, the aircraft airborne active phased array radar outfield detection device described above further comprises:

[0029] A power adapter;

[0030] A battery pack;

[0031] A boost module connected to the aviation connector;

[0032] A power management module connected to the power adapter, the battery pack, and the boost module to manage charging and discharging of the battery pack and to supply power to the main control unit.

[0033] According to at least one of the embodiments of the present application, the aircraft airborne active phased array radar outfield detection device described above, the main control unit further comprises a processor, a memory, a gigabit network port, a USB 3.0 interface, and a PCIe 2.0x8 expansion slot.

[0034] According to at least one of the embodiments of the present application, the aircraft airborne active phased array radar outfield detection device described above, the high-speed serial port module RS232 mode supports serial port communication at a rate of 1 Mbps.

[0035] The high-speed serial port module RS422 / RS485 mode supports serial port communication at a rate of 10 Mbps.

[0036] The present application has at least the following technical effects:

[0037] The present application provides an aircraft airborne active phased array radar outfield detection device, which is convenient to carry and can be flexibly applied in the outfield. When performing a test task, each function module can independently call and intercommunicate data to cooperatively complete radar data unloading, analysis, and antenna and power supply fault diagnosis and positioning functions. With fewer external resources, the aircraft airborne active phased array radar in-situ function detection, performance detection, radar data unloading and analysis, and antenna and power supply fault diagnosis and positioning functions can be realized. The aircraft airborne active phased array radar antenna assembly and power supply unit can be accurately positioned, which provides strong technical support for outfield antenna and power supply maintenance. BRIEF DESCRIPTION OF DRAWINGS

[0038] Figure 1 is a schematic diagram of the aircraft airborne active phased array radar field detection equipment provided by the embodiment of the present application;

[0039] Figure 2 is a display schematic diagram of the main control unit calling the antenna fault diagnosis and positioning function module to analyze the related data, diagnose the antenna component fault and position in the aircraft airborne active phased array radar field detection equipment provided by the embodiment of the present application;

[0040] Figure 3 is a display schematic diagram of the main control unit calling the power supply fault diagnosis and positioning function module to monitor, diagnose and position the health status of the power supply unit level and module level in the aircraft airborne active phased array radar field detection equipment provided by the embodiment of the present application;

[0041] Figure 4 is a schematic diagram of integrating the main control unit, aviation connector, network card, high-speed serial port module, optical fiber dump module, high-speed large-capacity SSD disk, battery pack, voltage boosting module, power management module, input device and display into a portable rugged computer provided by the embodiment of the present application.

[0042] In order to better illustrate the embodiments, some components in the drawings may be omitted, enlarged or reduced, and do not represent the actual product size. In addition, the drawings are only used for illustrative description and cannot be understood as a limitation of the patent. DETAILED DESCRIPTION

[0043] In order to make the technical solutions of the present application and its advantages clearer, the technical solutions of the present application will be further clearly and completely described below with reference to the drawings. It should be understood that the specific embodiments described herein are only part of the embodiments of the present application, and are only used to explain the present application, but not to limit the present application. It should be noted that, in order to facilitate description, only parts related to the present application are shown in the drawings, and other related parts can be referred to the usual design. In the case of no conflict, the embodiments in the present application and the technical features in the embodiments can be combined to obtain new embodiments.

[0044] In addition, unless otherwise defined, technical terms or scientific terms used in the description of the present application shall be the general meaning understood by those of ordinary skill in the art to which the present application belongs. The words of orientation such as "upper", "lower", "left", "right", "center", "vertical", "horizontal", "inner", "outer" and the like used in the description of the present application only indicate relative direction or positional relationship, and not imply that the device or element must have a particular orientation, be constructed and operated in a particular orientation, and the relative positional relationship may also change accordingly when the absolute position of the described object changes, therefore it cannot be understood as a limitation on the present application. The terms "first", "second", "third" and the like used in the description of the present application are only for descriptive purposes to distinguish different components, and cannot be understood as indicating or implying relative importance. The terms "one", "an" or "the" and the like used in the description of the present application should not be understood as an absolute limitation on the number, but should be understood as the presence of at least one. The terms "include" or "contain" and the like used in the description of the present application mean that the elements or objects appearing before the word are encompassed by the elements or objects listed after the word and their equivalents, without excluding other elements or objects.

[0045] In addition, it should be further pointed out that, unless otherwise explicitly specified and limited, the terms "mounting", "connection", "connection" and the like used in the description of the present application should be interpreted broadly, for example, the connection can be a fixed connection, or a detachable connection, or an integral connection; can be a mechanical connection, or an electrical connection; can be directly connected, or indirectly connected through an intermediate medium, or the internal communication of two elements, those skilled in the art can understand the specific meaning of the present application according to the specific circumstances.

[0046] The following will be described in detail in combination with the accompanying drawings Figures 1 to 4 The present application will be further described in detail.

[0047] An aircraft airborne active phased array radar field detection device, as shown in Figure 1 , comprising:

[0048] The main control unit adopts a portable rugged computer mainboard, and is provided with an Intel 7th generation processor, 16G memory and 1TBSATA SSD system hard disk by default, and provides 2 gigabit network interfaces, 2 USB3.0 interfaces and 1 PCIe 2.0x8 expansion slot; the 1TB SATA SSD system hard disk is embedded with a radar data unloading function module, a radar data analysis function module, an antenna fault diagnosis and positioning function module and a power fault diagnosis and positioning function module;

[0049] The aviation connector is connected to the airborne active phased array radar through a cable;

[0050] Network card, connected to the main control unit, connected to the aviation connector through Ethernet;

[0051] High-speed serial module, connected to the main control unit, connected to the aviation connector through the serial port, which can configure RS232 / RS422 / RS485 mode, RS232 supports 1Mbps rate serial communication, RS422 / RS485 supports 10Mbps rate serial communication;

[0052] Optical fiber dump module, connected to the main control unit, connected to the airborne active phased array radar through optical cable, using standard PCIE full height half length size, total dump bandwidth not less than 800MB / s;

[0053] High-speed large-capacity SSD disk, connected to the main control unit, nominal capacity 4TB;

[0054] Power adapter;

[0055] Battery pack;

[0056] Boost module, connected to the aviation connector;

[0057] Power management module, connected to the power adapter, battery pack, boost module, charge and discharge management for the battery pack, power supply for the portable rugged computer motherboard, input power range 18-28V, can output power 24V externally;

[0058] Horn antenna, connected to the radar processor calibration signal channel and radar antenna protection channel through RF cable, standard gain horn antenna is selected, interface SMA, gain 10dB, working frequency 8-12GHzz;

[0059] Input device, connected to the main control unit, can use touch input device;

[0060] Display, connected to the main control unit, displays the operation interface and its data;

[0061] Among them,

[0062] The touch input device can control the main control unit to call the radar data offload function module, the radar internal recording module offloads data to the high-speed large-capacity SSD disk through the optical fiber dump module and optical cable for storage;

[0063] The touch input device can control the main control unit to call the radar data analysis function module, automatically parse the frame header and packet body information of the offloaded data in the high-speed large-capacity SSD disk, view the working status, number of places information, BIT information, fault code and time-frequency data of the airborne active phased array radar, analyze and get the system status of the airborne active phased array radar, and locate the problem, and display on the display;

[0064] The antenna fault diagnosis and positioning function module can be called by the master control unit controlled by the touch input device. First, a self-checking instruction is sent to the airborne active phased array radar through the network card, aviation connector, Ethernet and cable to control the radar antenna to enter the self-checking state.

[0065] Secondly, an antenna fault diagnosis and positioning instruction is sent to the airborne active phased array radar through the high-speed serial module, aviation connector, RS485 serial port and cable to control the radar antenna to enter the component transmission and reception detection.

[0066] When the radar antenna enters the component transmission detection, the radar processor generates a calibration signal to transmit a corresponding signal through the radar antenna component, which is received by the horn antenna, fed back to the radar processor through the antenna unit protection channel, and then the radar processor detects the amplitude of the received signal. The relevant data are transmitted back to the antenna fault diagnosis and positioning function module through the cable, aviation connector, high-speed serial module and RS485 serial port.

[0067] When the radar antenna component enters the reception detection, the radar processor generates a calibration signal to transmit a corresponding signal through the horn antenna, which is received by the radar antenna component and fed back to the radar processor. The radar processor detects the amplitude of the received signal and transmits the relevant data back to the antenna fault diagnosis and positioning function module through the cable, aviation connector, high-speed serial module and RS485 serial port.

[0068] Finally, the antenna fault diagnosis and positioning function module analyzes the relevant data, diagnoses the antenna component fault and performs positioning, and displays the working amplitude of each row and column of antenna component on the display, as shown in Figure 2 .

[0069] The power fault diagnosis and positioning function module can be called by the master control unit controlled by the touch input device. The power fault diagnosis and positioning instruction is sent to the airborne active phased array radar through the high-speed serial module, aviation connector, RS232 serial port and cable to monitor, diagnose and position the health status of the power unit and module level, and the display interface adopts the integrated power module display method, which is consistent with the physical structure of the radar power, as shown in Figure 3 .

[0070] The above-mentioned embodiment discloses an aircraft airborne active phased array radar field detection device, which integrates the master control unit, aviation connector, network card, high-speed serial module, optical fiber dump module, high-speed large-capacity SSD disk, battery pack, voltage boosting module, power management module, input device and display into a portable rugged computer, as shown in Figure 4 , which has the properties of miniaturization, integration and light weight, and is easy to carry.

[0071] The aircraft airborne active phased array radar outfield detection device disclosed in the above embodiment adopts a design concept of platformization, generalization, flexibility and low cost, constructs modular test resources, standardized test interfaces and standardized test function modules, adopts a standard aviation connector for an external interface, connects various signals with the airborne active phased array radar according to functions, and realizes various fault rapid detection tasks of radar data unloading, radar data analysis, antenna fault diagnosis and positioning and power fault diagnosis and positioning by using a cross-platform C++ graphical user interface program QT for development of the integrated function modules, and has high universality.

[0072] The aircraft airborne active phased array radar outfield detection device disclosed in the above embodiment integrates various function modules in the main control unit, can be flexibly applied in the outfield, and can independently call and intercommunicate data of the function modules when performing test tasks, and cooperatively complete radar data unloading, analysis, and antenna and power fault diagnosis and positioning functions. The airborne active phased array radar in-situ function detection, performance detection, radar data unloading and analysis, and antenna and power fault diagnosis and positioning functions can be realized by using fewer external resources, which is fast and efficient, and can accurately position online faults and SRU-level faults of the airborne active phased array radar antenna assembly and power unit, and provide strong technical support for outfield antenna and power maintenance and support.

[0073] The embodiments in the specification are described in a progressive manner, and each embodiment focuses on the difference from other embodiments. The same or similar parts of each embodiment can be referred to each other.

[0074] In addition, those skilled in the art should also realize that each module and unit of the aircraft airborne active phased array radar outfield detection device disclosed in the embodiments of the present application can be realized by electronic hardware, computer function modules or a combination of the two. In order to clearly indicate the interchangeability of hardware and function modules, the present application is generally described according to functions. Whether the functions are realized by hardware or function modules depends on the specific application and design constraints of the technical solution. Those skilled in the art can choose different methods to realize the described functions for each specific application and its actual constraints, but such implementation should not be considered beyond the scope of the present application.

[0075] So far, the technical solution of the present application has been described in combination with the preferred embodiments shown in the drawings. Those skilled in the art should understand that the protection scope of the present application is obviously not limited to these specific embodiments. Without deviating from the principles of the present application, those skilled in the art can make equivalent changes or replacements to related technical features. The technical solutions after the changes or replacements will fall within the protection scope of the present application.

Claims

1. An airborne active phased array radar fielded test equipment for an aircraft, characterized in that, Comprise: The main control unit adopts a portable reinforced computer motherboard, and is provided with a SATA SSD system hard disk; The SATA SSD system hard disk is embedded with a radar data unloading function module, a radar data analysis function module, an antenna fault diagnosis and positioning function module, and a power fault diagnosis and positioning function module; The aviation connector is connected to the airborne active phased array radar through a cable; The network card is connected to the main control unit and connected to the aviation connector through Ethernet; The high-speed serial port module is connected to the main control unit and connected to the aviation connector through a serial port, and can configure RS232 / RS422 / RS485 modes; The optical fiber dump module is connected to the main control unit and connected to the airborne active phased array radar through an optical cable; The high-speed large-capacity SSD disk is connected to the main control unit; The horn antenna is connected to the radar processor calibration signal channel and the radar antenna protection channel through a radio frequency cable; Among them, The main control unit can call the radar data unloading function module, the radar internal recording module unloads data to the high-speed large-capacity SSD disk through the optical fiber dump module and the optical cable for storage; The main control unit can call the radar data analysis function module to automatically analyze the frame header and packet body information of the unloaded data in the high-speed large-capacity SSD disk, view the working state, number information, BIT information, fault code and time-frequency data of the airborne active phased array radar, analyze and obtain the system state of the airborne active phased array radar, and locate the problem; The main control unit can call the antenna fault diagnosis and positioning function module, first, through the network card and the aviation connector, the Ethernet and the cable are sent to the airborne active phased array radar Self-checking instruction, control the radar antenna to enter the self-checking state; Secondly, through the high-speed serial port module and the aviation connector, the RS485 serial port and the cable are sent to the airborne active phased array radar Antenna fault diagnosis and positioning instruction, the radar antenna enters the component transmission and reception detection, wherein, When the radar antenna enters the component transmission detection, the radar processor generates a calibration signal, which is transmitted by the radar antenna component, received by the horn antenna, fed back to the antenna unit protection channel and sent to the radar processor, and the radar processor detects the amplitude of the received signal. Related data is returned through the cable, aviation connector, high-speed serial port module, RS485 serial port; When the radar antenna component enters the receiving detection, the radar processor generates a calibration signal, which is transmitted by the horn antenna, received by the radar antenna component, fed back to the radar processor, and the radar processor detects the amplitude of the received signal. Related data is returned through the cable, aviation connector, high-speed serial port module, RS485 serial port; Finally, the returned data is analyzed, the antenna component fault is diagnosed and positioned; The main control unit can call the power fault diagnosis and positioning function module, and send the power fault diagnosis and positioning instruction to the airborne active phased array radar through the high-speed serial port module, the aviation connector, the RS232 serial port and the cable, and monitor, diagnose and locate the health status of the power unit and module.

2. The aircraft airborne active phased array radar field detection equipment according to claim 1, further comprising: ​ Input device, connected to the main control unit, using touch input device, can control the main control unit to call radar data unloading function module, radar data analysis function module, antenna fault diagnosis and positioning function module, power supply fault diagnosis and positioning function module; Display, connected to the main control unit, display operation interface and its data.

3. The aircraft airborne active phased array radar outfield detection device according to claim 1, characterized in that, It also includes: Power adapter; Battery pack; Boost module, connected to the aviation connector; Power management module, connected to the power adapter, battery pack, boost module, charge and discharge management for the battery pack, power supply for the main control unit.

4. The aircraft airborne active phased array radar outfield detection device according to claim 1, characterized in that, The main control unit is also equipped with a processor, a memory, a gigabit network port, a USB 3.0 interface, and a PCIe 2.0x8 expansion slot.

5. The aircraft airborne active phased array radar outfield detection device according to claim 1, characterized in that, High-speed serial module RS232 mode supports 1Mbps rate serial communication; High-speed serial module RS422 / RS485 mode supports 10Mbps rate serial communication.

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