Radar interference simulation equipment

Abstract

The utility model discloses radar interference simulation equipment which comprises a host, a flight type lift-off platform and a display control terminal which is respectively connected with the flight type lift-off platform and the host, and the flight type lift-off platform comprises a multi-rotor unmanned aerial vehicle and a handheld ground station which is in communication connection with the multi-rotor unmanned aerial vehicle. The host is detachably installed on the multi-rotor unmanned aerial vehicle, and the multi-rotor unmanned aerial vehicle is further provided with an antenna used in cooperation with the host and configured to simulate radar signals in different directions and receive interference signals in different directions. According to the utility model, the structure is simple, the host is mounted on the multi-rotor unmanned aerial vehicle, and the working mode of the host and the track of the multi-rotor unmanned aerial vehicle can be planned through the display control software of the display control terminal; when a task plan is issued to a handheld ground station and a host, the interference simulation device not only can automatically simulate the spatial motion trail of a typical aerial target, but also can have multiple signal generation styles and signal generation scene functions at the same time.

Description

Technical Field

[0001] The utility model relates to the technical field of electronic devices, and particularly to a radar interference simulation device. Background Art

[0002] Electronic countermeasure involves using the electromagnetic spectrum to attack enemy or protect friendly electronic devices and systems. It includes electronic support (collecting intelligence), electronic attack (interfering with, deceiving or destroying enemy electronic devices) and electronic protection (protecting one's own electronic devices from interference). In information warfare, these capabilities are used to compete for information superiority, including ensuring the smooth operation of one's own command and control network while weakening the enemy's communication capabilities and decision-making process.

[0003] Therefore, an electronic device for daily training of portable radar is needed, which is mainly used for simulating and generating radar interference signals in the frequency range of 200 MHz to 18 GHz and detecting radar signals in this frequency band, interfering with radar equipment in this frequency band, and providing electronic targets, suppression interference and deception interference signals required for training of radar equipment. The device is small in size, light in weight, and easy to operate, facilitating training in the field environment. Summary of the Utility Model

[0004] The purpose of the utility model is to provide a radar interference simulation device to solve the problems raised in the above background art.

[0005] To achieve the above purpose, the utility model provides the following technical solution: A radar interference simulation device includes a host, a flight-type lifting platform, and a display and control terminal respectively connected to the flight-type lifting platform and the host. The flight-type lifting platform includes a multi-rotor unmanned aerial vehicle and a handheld ground station communicatively connected to the multi-rotor unmanned aerial vehicle. The host is detachably mounted on the multi-rotor unmanned aerial vehicle, and an antenna cooperating with the host is also mounted on the multi-rotor unmanned aerial vehicle, configured to simulate radar signals in different directions and receive interference signals in different directions.

[0006] As a further scheme of the utility model: The multi-rotor unmanned aerial vehicle includes a drone fuselage and a plurality of carbon tubes of the drone arms provided on the drone fuselage. The ends of the plurality of carbon tubes of the drone arms are all fixed with propellers through assembly power sleeves. The drone fuselage is also provided with a tripod for supporting the drone fuselage, and the host and the antenna are respectively carried on the drone fuselage.

[0007] As a further scheme of the utility model: The number of the antennas is two groups. The two groups of antennas are a 0.2 GHz - 2 GHz omnidirectional antenna and a 2 GHz - 18 GHz horn antenna respectively. The 2 GHz - 18 GHz horn antenna is fixed on the multi-rotor unmanned aerial vehicle, and the 0.2 GHz - 2 GHz omnidirectional antenna is fixed on the ground.

[0008] As a further solution of the present utility model: The host includes a housing, a panel provided on the upper and lower end faces of the housing, and side plates provided on two side faces of the housing. A switch, a power interface, a network interface, a receiving / target antenna interface, an interference RF interface, a debugging port, a target indicator light, and an interference indicator light are respectively installed on the front end face of the housing.

[0009] As a further solution of the present utility model: The number of the 2GHz - 18GHz horn antennas is two, and the two 2GHz - 18GHz horn antennas are respectively connected to the receiving / target antenna interface and the interference RF interface.

[0010] As a further solution of the present utility model: A signal processing component is provided in the housing. The signal processing component includes an ultra-wideband signal processing module, a UAV embedded control board, a 0.2GHz - 18GHz transceiver channel module, a 0.2GHz - 18GHz RF switch, a power amplifier, a power divider, an attenuator, and a fan, which are respectively installed in the housing.

[0011] Compared with the prior art, the beneficial effects of the present utility model are:

[0012] In this application, by mounting the host on a multi-rotor UAV, the working mode of the host and the flight path of the multi-rotor UAV can be planned through the display and control software of the display and control terminal; when the task plan is sent to the handheld ground station and the host, the interference simulation device can not only simulate the spatial movement trajectory of typical aerial targets by itself, but also have multiple signal generation styles and signal generation scenario functions at the same time. BRIEF DESCRIPTION OF THE DRAWINGS

[0013] Figure 1 It is a combined schematic diagram of the host of the present utility model and a multi-rotor UAV;

[0014] Figure 2 It is a front split schematic diagram of the host structure of the present utility model;

[0015] Figure 3 It is a schematic diagram of the housing of the present utility model;

[0016] Figure 4 It is a back split schematic diagram of the host structure of the present utility model;

[0017] Figure 5 It is a schematic diagram of the host system structure of the present utility model;

[0018] Figure 6 It is a schematic diagram of the host principle of the present utility model;

[0019] In the figure: 1. Main unit; 1-1. Signal processing component; 1-1-1. Ultra-wideband signal processing module; 1-1-2. UAV embedded control board; 1-1-3. 0.2GHz - 18GHz transceiver channel module; 1-1-4. 0.2GHz - 18GHz RF switch; 1-1-5. Power amplifier; 1-1-6. Power divider; 1-1-7. Attenuator; 1-1-8. Fan;

[0020] 2. Flight-type lifting platform; 2-1. Multi-rotor UAV; 2-1-1. UAV fuselage; 2-1-2. Arm carbon tube; 2-1-3. Power sleeve; 2-1-4. Propeller blade; 2-1-5. Landing gear; 3. Antenna;

[0021] 11. Housing; 12. Panel; 13. Side plate; 14. Switch; 15. Power interface; 16. Network port; 17. Detection / target antenna interface; 18. Interference RF interface; 19. Debugging port; 20. Target indicator light; 21. Interference indicator light. Specific implementation manners

[0022] Next, the technical solutions in the embodiments of the present invention will be clearly and completely described in conjunction with the accompanying drawings in the embodiments of the present invention. Obviously, the described embodiments are only a part of the embodiments of the present invention, rather than all the embodiments. All other embodiments obtained by those of ordinary skill in the art based on the embodiments of the present invention without creative efforts shall fall within the protection scope of the present invention.

[0023] Please refer to Figure 1-6 , in the embodiment of the present invention, a radar interference simulation device includes a main unit 1 and a flight-type lifting platform 2, and a display and control terminal respectively connected to the flight-type lifting platform 2 and the main unit 1. The display and control terminal can be a tablet computer. The flight-type lifting platform 2 includes a multi-rotor UAV 2-1 and a handheld ground station communicatively connected to the multi-rotor UAV 2-1. The main unit 1 is detachably installed on the multi-rotor UAV 2-1. An antenna 3 cooperating with the main unit 1 is also installed on the multi-rotor UAV 2-1, configured to simulate radar signals in different directions and receive interference signals in different directions.

[0024] Specifically, the host 1 has two working modes: ascending and flying, and fixed placement. When the host 1 is mounted on the multi-rotor UAV 2-1, it is powered by the multi-rotor UAV 2-1. When the host 1 is fixedly placed on the ground for work, it is powered by a battery and the mains power supply. The design of the host 1 is mainly used to simulate and generate radar interference signals from 200 MHz to 18 GHz, and at the same time has functions such as radar signal reconnaissance and sorting. According to the characteristic parameters of the detected radar signals, it simulates and generates established target echo signals and interference signals, providing environmental simulation production support for the anti-jamming training of radar equipment. At the same time, it has multiple signal generation styles and signal generation scenario functions. The display and control terminal 3 is mainly used to implement functions such as mission planning, host control, data reception and display, and human-computer interaction. After the host 1 is carried on the multi-rotor UAV 2-1, the working mode of the host 1 and the flight path of the multi-rotor UAV 2-1 can be planned through the display and control software of the display and control terminal. After the mission plan is sent to the handheld ground station and the host 1, the interference simulation device can independently simulate the spatial movement trajectories of typical airborne targets, such as "8"-shaped, circular flight trajectories, runway-shaped trajectories, ballistic missiles, etc. The flight and ascending platform 2 is mainly used to carry the host 1 into the air for flight. By mounting different hosts 1, different combinations of interference simulation devices can be realized, and it can also be used to simulate the spatial movement trajectories of typical airborne targets, such as "8"-shaped, circular flight trajectories, runway-shaped trajectories, ballistic missiles, etc. The flight and ascending platform 2 is easy to operate. At the same time, when the host 1 is ascending and flying, the wireless communication module located in the handheld ground station realizes the wireless communication and control functions between the handheld ground station and the host 1, and can transmit the working state, control data, frame received signal data, and status data of the host 1 in real time.

[0025] Please refer to Figure 1 , in one embodiment, in this embodiment, preferably, the multi-rotor UAV 2-1 includes a UAV fuselage 2-1-1 and multiple carbon fiber arms 2-1-2 provided on the UAV fuselage 2-1-1. The ends of the multiple carbon fiber arms 2-1-2 are all fixed with propellers 2-1-4 through assembly power sleeves 2-1-3. The UAV fuselage 2-1-1 is also equipped with a tripod 2-1-5 to support the UAV fuselage 2-1-1. The UAV fuselage 2-1-1 is also respectively equipped with the host 1 and the antenna 3.

[0026] Specifically, six carbon fiber arms 2-1-2 are installed on the outer peripheral surface of the UAV fuselage 2-1-1, and the six carbon fiber arms 2-1-2 are evenly distributed. The ends of the six carbon fiber arms 2-1-2 away from the UAV fuselage 2-1-1 are all fixed with propellers 2-1-4 through power sleeves 2-1-3. By driving the propellers 2-1-4 to rotate through the power sleeves 2-1-3, the lifting and flight of the multi-rotor UAV 2-1 are realized. The tripod 2-1-5 is fixed to the UAV fuselage 2-1-1 by using hand-tightening locknuts, which is convenient for subsequent disassembly and folding.

[0027] Please refer to Figure 1 In one embodiment, preferably, the number of the antennas 3 is two groups. The two groups of antennas are respectively a 0.2 GHz - 2 GHz omnidirectional antenna and a 2 GHz - 18 GHz horn antenna. The 2 GHz - 18 GHz horn antenna is fixed on the multi-rotor UAV, and the 0.2 GHz - 2 GHz omnidirectional antenna is fixed on the ground. The number of the 2 GHz - 18 GHz horn antennas is two. The two 2 GHz - 18 GHz horn antennas are respectively connected to the receiving / target antenna interface and the interference RF interface. Further, the 2 GHz - 18 GHz horn antenna connected to the receiving / target antenna interface 17 is used to receive radar signals, and the other 2 GHz - 18 GHz horn antenna is used to transmit radar signals, which can be used to simulate radar signals in different directions and receive interference signals in different directions at the same time.

[0028] Please refer to Figure 3 In one embodiment, preferably, the host 1 includes a housing 11, a panel 12 provided on the upper and lower end faces of the housing 11, side plates 13 provided on two sides of the housing 11. A switch 14, a power supply interface 15, a network port 16, a receiving / target antenna interface 17, an interference RF interface 18, a debugging port 19, a target indicator light 20, and an interference indicator light 21 are respectively installed on the front end face of the housing 11. Further, the power supply of the host 1 can be controlled through the switch 14, and the host 1 can be powered by connecting a +12V power supply through the power supply interface 15. The network port 16 is used for communication between the host 1 and the multi-rotor UAV 2-1, and the debugging port 19 is used for system upgrade of the device in the later stage.

[0029] Please refer to Figure 2 and Figure 4 In one embodiment, preferably, a signal processing component 1-1 is provided in the housing 11. The signal processing component 1-1 includes an ultra-wideband signal processing module 1-1-1, a UAV embedded control board 1-1-2, a 0.2 GHz - 18 GHz transceiver channel module 1-1-3, a 0.2 GHz - 18 GHz RF switch 1-1-4, a power amplifier 1-1-5, a power divider 1-1-6, an attenuator 1-1-7, and a fan 1-1-8, which are respectively installed in the housing 11. The attenuator 1-1-7 is installed on the 0.2 GHz - 18 GHz RF switch 1-1-4.

[0030] Specifically, the signal processing component 1-1 is the control core of the host 1. The ultra-wideband signal processing module 1-1-1 can process the received signal and simulate the generation of radar signals; the UAV embedded control board 1-1-2 can process the received signal and simulate radar signals; the 0.2GHz - 18GHz transceiver channel module 1-1-3 includes a transmit channel and a receive channel to achieve signal transceiver between 0.2G and 18G frequency bands; the 0.2GHz - 18GHz RF switch 1-1-4 can be used to control signal transmission and receive signals; the power amplifier 1-1-5 amplifies the power of the simulated radar signal and then outputs it; the power divider 1-1-6 divides an input signal into two signals and outputs them to the 0.2GHz - 18GHz transceiver channel; the attenuator 1-1-7 performs power attenuation to ensure that the signal enters the RF switch in a non-saturated state; the fan 1-1-8 cools the inside of the chassis; as Figure 5 and Figure 6 , the M1 ultra-wideband signal processing module 1-1-1 is the control core of the host 1, which can process the received signal and simulate radar signals, and cooperate with the M2 UAV embedded control board 2 to control the timing of internal devices. The host 1 includes a receive channel and a transmit channel inside: the received signal is input from S-01, and the signal power is limited by the M4 0.2GHz - 18GHz RF switch 1-1-4, the M6 power divider 1-1-6, and the M7 attenuator 1-1-7, and then the signal is transmitted to the M3 transceiver channel module 1-1-3. The M3 transceiver channel module 1-1-3 transmits the signal to the M1 ultra-wideband signal processing module 1-1-1 for analysis and processing; then the transmitted signal is simulated and generated into a digital signal by the M1 ultra-wideband signal processing module 1-1-1 and then transmitted to the M3 transceiver channel module 1-1-3. Then the M3 transceiver channel module 1-1-3 transmits the signal to the M5 power amplifier 1-1-5 for amplification, and finally the signal is output through the S-02 connected antenna 3; the M2 UAV embedded control board 2 manages and controls the operation of the entire system, and conducts data communication with the display and control terminal through the network port 16 to achieve remote monitoring and control.

[0031] Although this specification is described according to the embodiments, not every embodiment only contains an independent technical solution. This narrative way of the specification is only for clarity. Those skilled in the art should regard the specification as a whole, and the technical solutions in each embodiment can also be appropriately combined to form other embodiments that can be understood by those skilled in the art.

[0032] Therefore, the above description is only the preferred embodiment of this application, and is not used to limit the scope of implementation of this application; that is, all equivalent transformations made according to the scope of the claims of this application are within the protection scope of the claims of this application.

Claims

1. A radar jamming simulation device, characterized in that, It includes a host and a flight-type lifting platform, and a display and control terminal respectively connected to the flight-type lifting platform and the host. The flight-type lifting platform includes a multi-rotor unmanned aerial vehicle and a handheld ground station communicatively connected to the multi-rotor unmanned aerial vehicle. The host is detachably mounted on the multi-rotor unmanned aerial vehicle. An antenna used in cooperation with the host is also mounted on the multi-rotor unmanned aerial vehicle, configured to simulate radar signals in different directions and receive interference signals in different directions.

2. The radar interference simulation device according to claim 1, wherein The multi-rotor unmanned aerial vehicle includes a drone fuselage and multiple carbon tubes of the drone arms provided on the drone fuselage. The ends of the multiple carbon tubes of the drone arms are all fixed with propellers through assembled power sleeves. A tripod for supporting the drone fuselage is also mounted on the drone fuselage. The host and the antenna are respectively carried on the drone fuselage.

3. The radar interference simulation device according to claim 1, characterized in that, The number of the antennas is two groups. The two groups of antennas are a 0.2 GHz - 2 GHz omnidirectional antenna and a 2 GHz - 18 GHz horn antenna respectively. The 2 GHz - 18 GHz horn antenna is fixed on the multi-rotor unmanned aerial vehicle, and the 0.2 GHz - 2 GHz omnidirectional antenna is fixed on the ground.

4. The radar interference simulation device according to claim 3, wherein, The host includes a housing, a front panel and a rear panel provided on the upper and lower end faces of the housing, and side panels provided on two sides of the housing. A switch, a power interface, a network port, a detection / target antenna interface, an interference radio frequency interface, a debugging port, a target indicator light, and an interference indicator light are respectively mounted on the front end face of the housing.

5. The radar interference simulation device according to claim 4, wherein, The number of the 2 GHz - 18 GHz horn antennas is two. The two 2 GHz - 18 GHz horn antennas are respectively connected to the detection / target antenna interface and the interference radio frequency interface.

6. The radar interference simulation device according to claim 4, wherein, A signal processing component is provided in the housing. The signal processing component includes an ultra-wideband signal processing module, a drone embedded control board, a 0.2 GHz - 18 GHz transceiver channel module, a 0.2 GHz - 18 GHz radio frequency switch, a power amplifier, a power divider, an attenuator, and a fan respectively mounted in the housing.

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