Backpack radio monitoring direction-finding device

Abstract

The utility model belongs to the technical field of radio monitoring and direction finding, and relates to a backpack radio monitoring and direction finding device, which comprises a monitoring antenna, a monitoring host, a host box and a display control terminal, the monitoring host and the display control terminal are connected through a USB connecting line or in a wireless mode, the system has the advantages of being convenient to use, portable, small in size and low in power consumption, the coverage range is wide, the requirements of various different frequency ranges can be met, various tasks such as traditional communication, frequency hopping, radar and satellite uplink signals can be processed, and the system is suitable for popularization and application. The device can provide excellent performance and functions no matter in the communication field or the radio technology field.

Description

Technical Field

[0001] The utility model belongs to the technical field of radio monitoring and direction finding, and relates to a backpack type radio monitoring and direction finding device. Background Art

[0002] Radio direction-finding devices monitor radar signals through antennas, transmit the collected information to the central processing module for processing, and then display the corresponding parameter indicators to the terminal to facilitate operators to analyze and take corresponding measures. With the advancement of the times, the requirements for electronic reconnaissance equipment are getting higher and higher. Existing electronic reconnaissance equipment has poor mobility, low power consumption, insufficient bandwidth, poor versatility, insufficient functional scalability, low positioning accuracy and spectrum resolution, and is easily interfered with and destroyed.

[0003] At present, most of the existing radio direction-finding devices are vehicle-mounted or fixed. When the vehicle-mounted type is used, it is often restricted by the terrain, causing problems such as signal distortion; while when the fixed type is used, it often requires high construction costs and has a fixed range of use.

[0004] Aiming at the shortcomings of current electronic reconnaissance equipment such as poor mobility, high power consumption, poor mobility, insufficient bandwidth, poor versatility, insufficient functional scalability, low positioning accuracy and spectrum resolution, and easy to be interfered and destroyed, the utility model provides a portable radio monitoring and direction-finding device, which breaks through the integrated package broadband receiver design technology, low-profile broadband antenna technology, high-speed and low-power software reconfigurable technology and electromagnetic environment visualization technology, and realizes accurate detection of various types of (conventional pulses, linear frequency modulation pulses, nonlinear frequency modulation pulses, phase-coded pulses, continuous waves) signals within an ultra-wideband range, high-precision positioning and direction-finding of radiation sources, blind identification of signal types, and visualization drawing of complex battlefield electromagnetic environment scenes, etc., meets the given performance indicators, strictly controls the volume and power consumption of the principle prototype, effectively improves the electronic reconnaissance and electronic reconnaissance capabilities, and supports modernization development. Summary of the invention

[0005] The utility model aims to overcome the shortcomings of the prior art and is designed to provide a backpack-type radio monitoring direction-finding device.

[0006] To achieve the above purpose, the utility model is implemented through the following technical solutions:

[0007] The utility model provides a portable radio monitoring direction-finding device, comprising a monitoring antenna, a monitoring host, a host box and a display and control terminal. The monitoring host is installed in the host box, the monitoring antenna is connected to the monitoring host via a connecting line, the monitoring host and the display and control terminal are connected via a USB connecting line or wirelessly, after the monitoring antenna collects corresponding signals, the collected signals are transmitted to the monitoring host, the monitoring host processes the received signals and transmits them to the display and control terminal, and the display and control terminal displays the monitoring results.

[0008] As a further technical solution of the utility model, the monitoring host includes an analog receiving component, a removable battery, a GPS / BD, a battery management module, a WIFI module, an intermediate frequency processing board, a quick assembly and disassembly buckle, a host case and a charging kit; the analog receiving component, the removable battery, the GPS / BD, the battery management module, the WIFI module and the intermediate frequency processing board are arranged inside the host case, and the analog receiving component and the intermediate frequency processing board are connected using a 4-wire SPI serial interface. The removable battery, GPS / BD, the battery management module and the WIFI module are installed on the monitoring host using general electrical principles. The quick assembly and disassembly buckles are symmetrically arranged at both ends of the same side of the host case for installation on the user's backpack. The charging kit is a portable mobile charging device, and the removable battery is a lithium battery.

[0009] As a further technical solution of the utility model, the monitoring antenna includes a segmented antenna, an electronic compass and a combined connector, which are respectively connected to the segmented antenna, the electronic compass and the analog receiving component of the monitoring host. Preferably, the combined connector consists of three groups of radio frequency devices and one group of controllers.

[0010] As a further technical solution of the utility model, the intermediate frequency processing board is a data acquisition and processing platform based on the standard Z7 architecture, and is equipped with a high-speed analog-to-digital converter (ADC), which can perform large-bandwidth sampling and high-speed real-time processing of the sampled data, and the processing results are output to the display and control terminal via standard Gigabit wireless or USB.

[0011] As a further technical solution of the present invention, the display and control terminal is a tablet, a mobile phone or a computer.

[0012] As a further technical solution of the utility model, when the backpack radio monitoring and direction-finding device is used, the monitoring host is installed in the backpack, and the monitoring antenna extends out of the backpack. The monitoring antenna adopts an eight-element log-periodic antenna array to form an omnidirectional coverage direction-finding array, and the antenna array adopts a backpack structure; the analog receiving component adopts LX2018G8M, which is used to receive the signal captured by the monitoring antenna.

[0013] As a further technical solution of the utility model, the backpack radio monitoring and direction finding device can achieve the following functions:

[0014] (1) Signal reconnaissance: It can detect the specified signal according to the set frequency point or starting frequency, ending frequency, threshold, attenuation parameters, measure the signal parameters such as carrier frequency, pulse repetition frequency, pulse width, amplitude, bandwidth, etc. of the pulse signal, and display the relevant spectrum information;

[0015] (2) Signal direction finding, which can measure the direction of the radar signal and display the signal's azimuth value data in real time;

[0016] (3) Signal recognition: It has the function of radar signal analysis and recognition. It analyzes the sorted pulse train and extracts the pulse characteristics of the pulse train, including frequency characteristics, repetition frequency characteristics, pulse width characteristics and antenna scanning characteristics, to identify the radar radiation source.

[0017] (4) Threshold alarm, which can trigger an alarm for signals that meet the set threshold conditions, perform parameter measurement and direction finding processing, and store important signals and report them to the shore-based monitoring and management subsystem;

[0018] (5) Comprehensive display: the display and control terminal can display graphics, text, and tables, and has the function of displaying received command and control information, spectrum monitoring results, and equipment status information;

[0019] (6) Statistical analysis, which can perform statistical processing on the number of radars and pulse flow density in each frequency band; can display the changing trend of the number of radars and pulse flow density over a period of time; can display the electromagnetic spectrum distribution of radar signals; can process the appearance and disappearance of radar signals, and calculate the current number of radars and pulse flow density changes in real time; the table displays the detailed working parameters of radar signals, including radar working status, batch number, frequency band, azimuth, frequency type, repetition type, repetition period, pulse width, pulse width type, and interception time;

[0020] (7) Time synchronization function: It has the time synchronization function and can receive system time synchronization instructions to unify the system time.

[0021] Compared with the prior art, the utility model has the following functions and advantages:

[0022] (1) Convenient and portable. Its portability allows people to carry it anywhere and anytime and use it when needed. It does not require support from other equipment or personnel, and a single person can complete various tasks independently.

[0023] (2) Small and low power consumption, it has a wide range of applications and excellent performance. Its small size and lightweight design make it easy to carry and use.

[0024] (3) The coverage range is also very wide, from 30M to 8GHz, which can meet the needs of various frequency ranges. Whether it is for communication, signal detection or other related tasks, this device can provide stable and reliable performance.

[0025] (4) The power consumption does not exceed 100W, which can save energy and reduce dependence on power resources during use, extend the use time of the equipment and improve its sustainability. The wide coverage and low power consumption provide stable and reliable performance for various tasks.

[0026] (5) Powerful functions. It can handle various tasks such as traditional communications, frequency hopping, radar and satellite uplink signals. Whether in the field of communications or in the field of radio technology, this device can provide excellent performance and functions. BRIEF DESCRIPTION OF THE DRAWINGS

[0027] Figure 1 The figure is a schematic diagram of the internal structure principle of the backpack radio monitoring and direction-finding device described in the utility model.

[0028] Figure 2 This is a schematic diagram of the structural principle of the monitoring host described in the utility model.

[0029] Figure 3 This is the AA structure diagram of the monitoring host described in the utility model.

[0030] Figure 4 The utility model is a schematic diagram of the working state of the backpack radio monitoring and direction-finding device.

[0031] Figure 5 This is a structural block diagram of the intermediate frequency processing board described in the utility model. DETAILED DESCRIPTION

[0032] The utility model is further described below in conjunction with the accompanying drawings and specific embodiments.

[0033] Example:

[0034] like Figure 1 and 2 As shown, this embodiment provides a backpack radio monitoring and direction finding device, including a monitoring antenna 1, a monitoring host 2, a host box 9 and a display and control terminal 4, the monitoring host 2 is installed in the host box 9, the monitoring antenna 1 and the monitoring host 2 are connected through a connecting line 5, the monitoring host 1 and the display and control terminal 4 are connected through a USB connecting line or wirelessly, after the monitoring antenna 1 collects the corresponding signal, the collected signal is transmitted to the monitoring host 2, the monitoring host 2 processes the received signal and transmits it to the display and control terminal 4, and the display and control terminal 4 displays the monitoring result;

[0035] The monitoring host 4 includes an analog receiving component 6, a detachable battery 8, a GPS / BD, a battery management module, a WIFI module, an intermediate frequency processing board 7, a quick-install and detachable buckle 10 and a charging kit; the analog receiving component 6 and the intermediate frequency processing board 7 are connected using a 4-wire SPI serial interface, the detachable battery 8, the GPS / BD, the battery management module and the WIFI module are installed on the monitoring host using general electrical principles, the quick-install and detachable buckle 10 is symmetrically arranged at both ends of the same side of the host box 9 for installation on the user's backpack 3, the charging kit is a portable mobile charging device, and the detachable battery is a lithium battery.

[0036] The monitoring antenna includes a segmented antenna, an electronic compass and a combined connector, which is respectively connected to the segmented antenna, the electronic compass and the analog receiving component 6 of the monitoring host 2. Preferably, the combined connector is RF*3+CTR, that is, the combined connector consists of three groups of radio frequency devices and one group of controllers.

[0037] The intermediate frequency processing board 7 is a data acquisition and processing platform based on the standard Z7 architecture, and is equipped with a high-speed analog-to-digital converter (ADC). It can perform large-bandwidth sampling and high-speed real-time processing of the sampled data. The processing results are output to the display and control terminal via standard Gigabit wireless or USB.

[0038] The display and control terminal is a PAD tablet.

[0039] like Figure 3 As shown, when the portable radio monitoring and direction-finding device described in this embodiment is used, the monitoring host 2 is installed in the backpack 3, and the monitoring antenna 1 extends out of the backpack. The monitoring antenna 1 adopts an eight-element logarithmic periodic antenna array to form an omnidirectional coverage direction-finding array, and the antenna array adopts a backpack structure; the analog receiving component of the monitoring host 2 adopts LX2018G8M, which is used to receive the signal captured by the monitoring antenna, and specifically realizes the following functions:

[0040] (1) Signal reconnaissance: It can detect the specified signal according to the set frequency point or starting frequency, ending frequency, threshold, attenuation parameters, measure the signal parameters such as carrier frequency, pulse repetition frequency, pulse width, amplitude, bandwidth, etc. of the pulse signal, and display the relevant spectrum information;

[0041] (2) Signal direction finding, which can measure the direction of the radar signal and display the signal's azimuth value data in real time;

[0042] (3) Signal recognition: It has the function of radar signal analysis and recognition. It analyzes the sorted pulse train and extracts the pulse characteristics of the pulse train, including frequency characteristics, repetition frequency characteristics, pulse width characteristics and antenna scanning characteristics, to identify the radar radiation source.

[0043] (4) Threshold alarm, which can trigger an alarm for signals that meet the set threshold conditions, perform parameter measurement and direction finding processing, and store important signals and report them to the shore-based monitoring and management subsystem;

[0044] (5) Comprehensive display: the display and control terminal can display graphics, text, and tables, and has the function of displaying received command and control information, spectrum monitoring results, and equipment status information;

[0045] (6) Statistical analysis, which can perform statistical processing on the number of radars and pulse flow density in each frequency band; can display the changing trend of the number of radars and pulse flow density over a period of time; can display the electromagnetic spectrum distribution of radar signals; can process the appearance and disappearance of radar signals, and calculate the current number of radars and pulse flow density changes in real time; the table displays the detailed working parameters of radar signals, including radar working status, batch number, frequency band, azimuth, frequency type, repetition type, repetition period, pulse width, pulse width type, and interception time;

[0046] (7) Time synchronization function: It has the time synchronization function and can receive system time synchronization instructions to unify the system time.

[0047] The backpack radio monitoring and direction-finding device provided in this embodiment has the processing capability of traditional communications, and can receive and send various types of communication signals, including voice, data, and video signals, etc. It can provide stable and reliable communication connections in both commercial and military communication fields, and can effectively process frequency hopping signals and ensure the stability and reliability of communications. In addition, it can accurately receive and process radar signals and provide accurate target tracking and positioning information, and can process satellite uplink signals and provide stable and high-quality communication connections. The entire device has the ability to process tasks such as traditional communications, frequency hopping, radar, and satellite uplink signals. It is powerful, can provide stable and reliable performance, meet the needs of various different fields, and bring more convenience and innovation to the fields of communications and radio technology.

[0048] The component structures and processing procedures described in detail herein are all common technologies in the art.

Claims

1. A backpack radio monitoring and direction finding device, characterized in that: The invention comprises a monitoring antenna, a monitoring host, a host box and a display and control terminal. The monitoring host is installed in the host box. The monitoring antenna is connected to the monitoring host through a connecting line. The monitoring host is connected to the display and control terminal through a USB connecting line or wirelessly. The monitoring host comprises an analog receiving component, a detachable battery, a GPS / BD, a battery management module, a WIFI module, an intermediate frequency processing board, a quick assembly and disassembly buckle, a host box and a charging kit. The analog receiving component, the detachable battery, the GPS / BD, the battery management module, the WIFI module and the intermediate frequency processing board are arranged inside the host box. The analog receiving component and the intermediate frequency processing board are connected by a 4-wire SPI serial interface. The detachable battery, the GPS / BD, the battery management module and the WIFI module are installed on the monitoring host by adopting a general electrical principle. The quick assembly and disassembly buckle is symmetrically arranged at two ends of the same side of the host box. The host box is installed on the user's backpack through the quick assembly and disassembly buckle. The charging kit is a portable mobile charging device, and the detachable battery is a lithium battery.

2. The backpack radio monitoring and direction finding device according to claim 1, characterized in that: The monitoring antenna includes a segmented antenna, an electronic compass and a combined connector. The combined connector is respectively connected to the segmented antenna, the electronic compass and an analog receiving component of a monitoring host. The combined connector is composed of three groups of radio frequency devices and one group of controllers.

3. The backpack radio monitoring and direction finding device according to claim 2 is characterized in that: The intermediate frequency processing board is a data acquisition and processing platform based on the standard Z7 architecture and is equipped with a high-speed analog-to-digital converter.

4. The backpack radio monitoring and direction finding device according to claim 1, characterized in that: The display and control terminal is a tablet, a mobile phone or a computer.

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