Equipment capable of simulating various communication signals and communication interference signals

Abstract

A device capable of simulating various communication signals and communication interference signals comprises an antenna unit and a host, the antenna unit and the host are connected through a radio frequency cable, the antenna unit comprises an HF antenna, a VHF antenna and a UHF antenna, and each antenna is provided with an installation support; the host comprises a display control system, a signal constant generation unit, an HF power amplifier assembly, a VHF power amplifier assembly, a UHF power amplifier assembly and a host case for installing the assemblies. The host is powered by commercial power and is connected with the power supply and the host through a power supply cable. The device is used for simulating communication signals of various different systems and various different communication interference signals, is small in structural design, and is suitable for various training scenes.

Description

TECHNICAL FIELD

[0001] The present application relates to the field of communication technology, in particular to a kind of multiple communication signal and communication interference signal simulation equipment. BACKGROUND

[0002] The current signal simulation equipment, especially communication signal simulation equipment or communication interference signal simulation equipment is mostly for a kind of signal simulator, in training use, in order to be able to simulate complex battlefield electromagnetic environment and condition, need multiple different simulator cooperation use can simulate multiple different system communication signal and multiple different interference mode communication interference signal, can simulate multiple different signal system communication signal, while having the simulation capability of communication interference signal simulator is less seen. SUMMARY

[0003] In order to solve the problems existing in the prior art, the present application provides a kind of multiple communication signal and communication interference signal simulation equipment.

[0004] The technical scheme adopted by the present application to solve its technical problems is:

[0005] A kind of equipment with multiple communication signal and communication interference signal simulation, including antenna unit, host computer;Wherein:

[0006] The antenna unit includes HF antenna, VHF antenna, UHF antenna and the support used for installing antenna;Wherein HF antenna, VHF antenna, UHF antenna are connected to the HF power amplifier assembly, VHF power amplifier assembly, UHF power amplifier assembly in the host computer interior respectively through radio frequency cable and the radio frequency connector on the host computer panel.

[0007] The host computer includes signal generation module, display control system, HF power amplifier assembly, VHF power amplifier assembly, UHF power amplifier assembly and the host computer case of installing above-mentioned component;Wherein: HF power amplifier assembly, VHF power amplifier assembly, UHF power amplifier assembly are connected to signal generation module through radio frequency cable;Signal generation module is connected to display control system through network interface;Host computer obtains power supply by commercial power through power supply cable, converts commercial power into direct current for signal generation module, HF power amplifier assembly, VHF power amplifier assembly, UHF power amplifier assembly.

[0008] Compared with the prior art, the present application has the following advantages:

[0009] Advantage 1: the present application can dynamically simulate multiple different system communication signal and different style communication interference signal, and can set multiple variable protection frequency points, protection bandwidth when simulating generating broadband multi-frequency point or multi-band electromagnetic signal according to the requirement of special frequency band protection under actual working scene.

[0010] Advantage 2: The application integrates communication signal simulation and communication interference signal simulation, is complex in function, small in structure design, and suitable for various training scenes.

[0011] Advantage 3: The application can simulate various communication signals and communication interference signals, is rich in type, supports simulation of various modulation modes such as fixed frequency, frequency hopping, spread spectrum, frequency hopping and spread spectrum, CDMA, TDMA, FDMA, supports analog signals and digital signals, analog modulation at least contains CW, AM, FM, USB, LSB, DSB, and other modulation styles; digital modulation at least contains 2FSK, 4FSK, 8FSK, BPSK, DPSK, QPSK, 8PSK, MSK, ASK, 16QAM, 32QAM, GMSK, and other modulation styles; and supports various communication interference signal styles such as fixed frequency interference, comb spectrum interference, wideband noise interference, and narrowband noise interference.

[0012] Advantage 4: The application supports user self-editing scheme or automatic generation scheme, and single scheme editing content includes modulation style, interference style, output frequency, output power, running time, and protection frequency point.

[0013] Advantage 6: The application supports digital multi-channel, and the number of multi-channels is not less than 12, and each channel is independent, and channel independent running content includes modulation style, modulation content, output frequency, output power, signal bandwidth, and running time. BRIEF DESCRIPTION OF DRAWINGS

[0014] Figure 1 It is a host structure schematic diagram of the application;

[0015] Figure 2 It is a host structure schematic diagram of the application;

[0016] Figure 3 It is a display control software function framework schematic diagram of the application;

[0017] Figure 4 It is a software work flow schematic diagram of the application;

[0018] Figure 5 It is a software and hardware interaction flow schematic diagram of the application. DETAILED DESCRIPTION

[0019] The exemplary embodiments disclosed by the application will be described in more detail below with reference to the accompanying drawings.

[0020] The application discloses a device for simulating multiple communication signals and communication interference signals, which has the following functions: being capable of simulating generation of communication signals of different systems and different parameters at single or multiple frequency points in a frequency band of 3MHz-3000MHz, simulating generation of noise interference signals of different styles such as single or multiple frequency points, comb-shaped and wideband white noise, being capable of dynamically changing parameters such as signal quantity, type, frequency, bandwidth and power, simulating increase and decrease of frequency equipment in real time, and changing parameters such as frequency and power of the device, and being capable of setting multiple variable protection frequency points and protection bandwidth when simulating generation of wideband multi-frequency point or multi-band electromagnetic signals according to requirements of special frequency band protection in an actual working scene.

[0021] The application discloses a device for simulating multiple communication signals and communication interference signals, which comprises an antenna unit and a host, and the two are connected through a radio frequency cable; the host comprises a signal generation module, a display control system, an HF power amplifier assembly, a VHF power amplifier assembly, a UHF power amplifier assembly and a host case for mounting the assemblies, and is powered by commercial power; the antenna unit comprises an HF antenna, a VHF antenna, a UHF antenna and a support for mounting the antennas.

[0022] The antenna unit comprises an HF antenna, a VHF antenna, a UHF antenna and a support for mounting the antennas; the HF antenna, the VHF antenna and the UHF antenna are respectively connected to the HF power amplifier assembly, the VHF power amplifier assembly and the UHF power amplifier assembly in the host through radio frequency cables and radio frequency connectors on a faceplate of the host;

[0023] The host comprises a signal generation module, a display control system, an HF power amplifier assembly, a VHF power amplifier assembly, a UHF power amplifier assembly and a host case for mounting the assemblies; the HF power amplifier assembly, the VHF power amplifier assembly and the UHF power amplifier assembly are connected to the signal generation module through radio frequency cables; the signal generation module is connected to the display control system through a network port; the host obtains power supply from commercial power through a power supply cable, and converts the commercial power into direct current for use of the signal generation module, the HF power amplifier assembly, the VHF power amplifier assembly and the UHF power amplifier assembly.

[0024] The application discloses a device for simulating multiple communication signals and communication interference signals, which has the following functions: being capable of simulating generation of communication signals of different systems and different parameters at single or multiple frequency points in a frequency band of 3MHz-3000MHz, simulating generation of noise interference signals of different styles such as single or multiple frequency points, comb-shaped and wideband white noise, being capable of dynamically changing parameters such as signal quantity, type, frequency, bandwidth and power, simulating increase and decrease of frequency equipment in real time, and changing parameters such as frequency and power of the device, and being capable of setting multiple variable protection frequency points and protection bandwidth when simulating generation of wideband multi-frequency point or multi-band electromagnetic signals according to requirements of special frequency band protection in an actual working scene.

[0025] The host comprises a signal generation module, a display control system, an HF power amplifier assembly, a VHF power amplifier assembly, a UHF power amplifier assembly and a host case for mounting the assemblies, and the outer view of the host case is as shown in Figure 2As shown, the host is placed on the ground when in use, the display screen and keyboard can be opened, the device host has an included angle to prevent accidental impact and scratching of the device, and the outer surface of the device is military green. The weight of the device host is less than 15 kg, the device has an air duct in the middle, and two fans are distributed on both sides, which are cooled by metal contact and air cooling. Each module in the host has an independent structure, and the modules are stably connected with the case. Anti-impact and vibration radio frequency connectors and electrical connectors with locking function are used to connect each module. Mature process means is used to fix all devices and cables inside the case, so that good anti-impact and vibration capability is obtained. The host adopts a fully sealed design, the fan air duct is not connected with the inside of the case, and the cover plates and connector positions of the case are sealed by mechanical design and sealing ring, so that the device has the functions of waterproof and dustproof.

[0026] Working principle of the device with communication signal simulation function:

[0027] 1) The device host has a display control system, and the display control software runs in the display control system. The user can control the device host to generate communication signals or communication interference signals through the display control software. The device host is powered by commercial power;

[0028] 2) The core of the device host is a signal generation module. After receiving the analog signal instruction transmitted by the display control software, the signal generation module generates an analog signal, which is transmitted to the corresponding antenna after passing through a radio frequency switch assembly and a power amplifier module.

[0029] Technical features of the device capable of simulating various communication signals and communication interference signals.

[0030] Signal simulation technical features:

[0031] The present application generates the required signal by using direct digital frequency synthesis technology DDS, and then transmits it through a power amplifier. It can simulate a variety of communication signals and communication interference signals, and has a rich variety of types. It supports simulation of frequency modulation, frequency hopping, spread spectrum, frequency hopping and spread spectrum, CDMA, TDMA, FDMA and other modulation modes; it supports analog signals and digital signals, and analog modulation at least includes CW, AM, FM, USB, LSB, DSB, and other modulation styles; digital modulation at least includes 2FSK, 4FSK, 8FSK, BPSK, DPSK, QPSK, 8PSK, MSK, ASK, 16QAM, 32QAM, GMSK and other modulation styles; it supports frequency interference, comb spectrum interference, wideband noise interference and narrowband noise interference and other different communication interference signal patterns.

[0032] Protection band setting features:

[0033] The application can set multiple variable protection frequency points and protection bandwidth when simulating wideband multi-frequency points or multi-frequency bands of electromagnetic signals according to the requirements of special frequency band protection in actual working scenes.

[0034] Digital multi-channel features:

[0035] The application supports digital multi-channel, and the number of multi-channels is not less than 12, and each channel is independent of each other, and the independent running content of the channel includes modulation style, modulation content, output frequency, output power, signal bandwidth and running time.

[0036] The working process of the equipment with analog communication signals and communication interference signals:

[0037] 1) The user newly creates a scheme on the display control software, presets the number of tasks in the scheme, that is, the number of communication signal groups and communication simulation signal groups to be simulated, edits the task attributes, that is, edits the communication signal source and working time length parameters of each communication signal group, and then sets the communication signal parameters in each signal group, and saves the scheme after the setting is completed.

[0038] 2) The scheme can be set to be automatically executed or manually executed, and the scheme is issued to the equipment host by clicking, the equipment detects the execution time, if the preset time, the automatic execution is performed according to the preset time, if there is no preset time, the execution is immediately performed, the signal generation is completed according to the scheme, the signal is issued according to the set working process, and the signal issuing is stopped when the predetermined end time or the listening signal is clicked.

[0039] Table 1: BMW PAU1M30MP50-01 power amplifier index

[0040]

[0041]

[0042] Table 2: BMW PAU30M500MP43-01 power amplifier index

[0043]

[0044]

[0045] Table 3: Performance index

[0046]

[0047]

[0048] Table 4: Environmental parameters

[0049] Parameter Symbol Minimum value Typical value Maximum value Unit Explanation Operating temperature TC -20 +60 ℃ Storage temperature TSTG -40 +85 ℃ Relative humidity RH 85 ％

[0050] Table 5: Tolerance

[0051]

[0052] Table 6 Power input interface

[0053] Serial number Function definition Remarks Through-hole capacitor 1 +28V Through-hole capacitor 2 +28V Soldering pad 1 Ground wire Soldering pad 2 Ground wire

[0054] Table 7 Communication control interface

[0055]

[0056] Communication control interface uses a through-hole capacitor (TTL high level: 2.4-3.3V; low level: <0.3V)

[0057]

[0058] Table 9 HF320A technical parameters

[0059] Antenna type HF320A Frequency range (MHz) 1～30 Nominal impedance (Ω) 50 PER power (w) 250 Wind resistance (km / h) 210 Antenna overall length (m) 20 Antenna width (m) 0.65 Gain (dBi) 3 Packing weight (kg) 2 Standing wave ratio (VSWR) <2:1

[0060] Table 10 30-500 MHz omnidirectional antenna technical parameters

[0061]

[0062]

[0063] Table 11 0.5-3 GHz log-periodic antenna technical parameters

[0064]

[0065] Table 13 Display screen technical parameters

[0066]

[0067]

[0068] Table 14 PC computer technical parameters

[0069] CPU Sandy 1037U Core I3-3217U, I5-3317U optional Size specification Mini-ITX framework, 146mm*101mm small volume, multifunctional Processor Support 7th generation Sandy 3865U, 3965U and Skylake i3, i5, i7 Memory Onboard 4G / 8G memory Display interface Support HDMI, VGA, EDP, support three screen display. Hard disk storage 1*SATA3.0, 1*M.2 Network interface 1*Realtec8111F gigabit interface, support network wake-up. Optional support dual network Audio interface Integrated Realtek ALC662HD digital audio decoder Audio interface Support Line-out interface, equipped with front plug pin. Support 3W / 5W power amplifier speaker I / O expansion 2*USB3.0, 6*USB2.0, 6*RS232COM support COM port 5V / 12V power-on. Expansion bus 1*Mini-PCIE expansion slot, support WIFI / 3G / MSTA / GPS Power supply DC12V / 19V / 24V Operating temperature -20~60 degrees Relative humidity 5%~95%, no condensation. BIOS AMIBIOS / support write protection / power-on boot / timed boot / remote power-on device intelligent identification Operating system Windows 7, WIN8 / 10, Linux System monitoring / watchdog Support CPU temperature detection, fan speed, system temperature;

[0070] The foregoing detailed description of the embodiments of the application provided in the accompanying drawings is not intended to limit the scope of the claimed application, but merely represents selected embodiments of the application.

Claims

1. A device capable of simulating multiple communication signals and communication interference signals, characterized in that: It includes an antenna unit and a host; wherein: The antenna unit includes an HF antenna, a VHF antenna, a UHF antenna, and a bracket for mounting the antenna; wherein the HF antenna, the VHF antenna, and the UHF antenna are respectively connected to the HF power amplifier component, the VHF power amplifier component, and the UHF power amplifier component inside the host through a radio frequency cable and a radio frequency connector on the host panel; The host includes a signal generating module, a display and control system, an HF power amplifier component, a VHF power amplifier component, a UHF power amplifier component and a host chassis for installing the above components; wherein: the HF power amplifier component, the VHF power amplifier component, and the UHF power amplifier component are all connected to the signal generating module through a radio frequency cable; the signal generating module is connected to the display and control system through a network port; the host obtains power from the mains through a power supply cable, and converts the mains power into direct current for use by the signal generating module, the HF power amplifier component, the VHF power amplifier component, and the UHF power amplifier component.

2. The device for simulating multiple communication signals and communication interference signals according to claim 1, characterized in that: The host includes a signal generating module, a display and control system, an HF power amplifier component, a VHF power amplifier component, a UHF power amplifier component and a host chassis for installing the above components. Each module inside the host chassis has an independent structure, and each module structure is firmly connected to the chassis. The heat dissipation surface of the module inside the host is in close contact with the heat dissipation plane of the chassis, and the heat of the module is transferred to the heat dissipation surface of the chassis through heat conduction. The heat dissipation fins of the chassis are located in the hollow cavity inside the chassis, separated from the module installation space in the chassis, and the cavity for installing the fan is only connected to the heat dissipation fin cavity to form an air duct.

3. The device for simulating multiple communication signals and communication interference signals according to claim 1, characterized in that: The signal generation module includes 4 high-speed DACs and other auxiliary circuits, 1 DDS, 1 clock chip, high-speed cache DDR4, DDR3, 1 FPGA, 1 high-performance multi-core DSP and auxiliary circuits; the main function of the signal generation module is to receive the parameter configuration and control instructions of the display and control software running on the display and control system, generate communication simulation signals and communication interference signals according to the parameter configuration, and send or terminate them according to the control instructions.

4. The device for simulating multiple communication signals and communication interference signals according to claim 1, characterized in that: The HF power amplifier component uses the BMW PAU1M30MP50-01 power amplifier, which can amplify the input 1-30MHz radio frequency signal to an output power of more than 50dBm.

5. The device for simulating multiple communication signals and communication interference signals according to claim 1, characterized in that: The VHF power amplifier component uses the BMW PAU30M500MP43-01 power amplifier, which can amplify the input 30-512MHz radio frequency signal to an output power of more than 48dBm.

6. The device capable of simulating multiple communication signals and communication interference signals according to claim 1, characterized in that: The UHF power amplifier component uses the YWPA005030-47-DC28-A power amplifier, which can amplify the input 500-3000MHz radio frequency signal to an output power of more than 48dBm.

7. The device capable of simulating multiple communication signals and communication interference signals according to claim 1, characterized in that: The antenna unit includes an HF antenna, a VHF antenna, and a UHF antenna, wherein the HF antenna realizes the radiation of 1-30 MHz radio frequency signals, the VHF antenna realizes the radiation of 30-500 MHz radio frequency signals, and the UHF antenna realizes the radiation of 500-3000 MHz radio frequency signals.

8. The device capable of simulating multiple communication signals and communication interference signals according to claim 1, characterized in that: The HF antenna uses the HF320A three-wire shortwave omnidirectional antenna. When setting up the HF antenna, an antenna bracket needs to be used to set the antenna up to a height of 8 meters. The total height after the full set of eight main poles are connected is eight meters. The interface is a jacket type, including the main pole, base, ground nails, connectors, and wedge bags; the VHF antenna uses a 30-500MHz whip omnidirectional antenna; the UHF antenna uses a 0.5-3GHz logarithmic periodic antenna.

9. The device capable of simulating multiple communication signals and communication interference signals according to claim 1, characterized in that: The display and control system uses an industrial computer, including a keyboard, a display and a PC computer; the keyboard uses an embedded metal industrial keyboard with a power supply of +5V; the display uses LG's LP173WD1-TLA1; the PC computer motherboard size is less than 146mm*101mm, with dual network ports, 4G8G onboard memory, support for M2 solid-state drives, and an operating temperature of -20℃ to 60℃.

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