CN211791541U - Radio station information acquisition terminal - Google Patents
Radio station information acquisition terminal Download PDFInfo
- Publication number
- CN211791541U CN211791541U CN202020633570.5U CN202020633570U CN211791541U CN 211791541 U CN211791541 U CN 211791541U CN 202020633570 U CN202020633570 U CN 202020633570U CN 211791541 U CN211791541 U CN 211791541U
- Authority
- CN
- China
- Prior art keywords
- radio station
- interference
- module
- control module
- audio
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Active
Links
Images
Landscapes
- Mobile Radio Communication Systems (AREA)
Abstract
The utility model discloses a radio station information acquisition terminal, the acquisition terminal comprises a voice acquisition monitoring module, an interference signal generation and injection module and a control module, the voice acquisition monitoring module acquires the earphone signal and the microphone signal of a radio station and inputs the signals into the control module; the interference signal generation and injection module comprises a TF card and an audio power amplifier capable of adjusting volume, wherein the TF card is bidirectionally connected with the control module through an audio decoding chip, and a pre-recorded interference file is stored in the TF card; after receiving the interference command of the management and control platform, the control module calls a corresponding interference file in the TF card according to the collected working state and the collected running parameters of the radio station, decodes the audio frequency into interference audio frequency, and interferes the earphone audio frequency of the radio station through an audio power amplifier. The utility model discloses a small-size collection terminal of installation on radio station realizes interfering signal's production and injection, avoids using large-scale communication interference equipment, has reduced the training cost.
Description
Technical Field
The utility model relates to a communication confrontation training technical field specifically is a radio station information acquisition terminal who possesses monitoring, interference function.
Background
At present, when an army organizes command communication squad training, the army cannot acquire command communication squad training equipment data in real time, and cannot count and analyze information such as communication times, communication time, communication quality, network access time and networking stability time, so that the training pertinence is not strong, and the training effect is not good. To summarize, the following disadvantages mainly exist: 1. large-scale communication interference equipment is used, the equipment is easy to damage, the training guarantee is difficult, and the training cost is high; 2. the training content is not strong in pertinence and has a certain difference with the requirement of the training outline; 3. the training time cannot be guaranteed, and the number of training people is limited to a certain extent; 4. the training effect evaluation cannot be performed.
SUMMERY OF THE UTILITY MODEL
In order to solve the technical problem, the utility model provides a possess and monitor, disturb radio station information acquisition terminal of function.
A radio station information acquisition terminal comprises a voice acquisition monitoring module, an interference signal generation and injection module and a control module, wherein the acquisition terminal is connected with a radio station through a data line to realize data communication, and the acquisition terminal is communicated with a control platform by taking network-based packet data service as an information transmission carrier; the voice acquisition monitoring module acquires an earphone signal and a microphone signal of a radio station, and inputs the signals into the control module after audio coding; the interference signal generation and injection module comprises a TF card and an audio power amplifier with adjustable volume, wherein the TF card is bidirectionally connected with the control module through an audio decoding chip, and interference files which are recorded in advance and aim at different types of radio station signals are stored in the TF card; after receiving the interference command of the control platform, the control module calls a corresponding interference file in the TF card according to the collected working state and the operation parameters of the radio station, the audio is decoded into interference audio, the interference audio is interfered on the earphone audio of the radio station through the audio power amplifier, and the volume of the interference audio is set by the control module according to the monitored earphone audio.
Furthermore, the control module is connected with a frequency measurement module, the frequency measurement module is used for measuring the emission frequency of the emission signal of the radio station, and the frequency measurement module comprises a PTT key control module, a radio station emission signal induction antenna, a signal conditioning circuit and a frequency division circuit, wherein the PTT key control module is connected with the control module, the radio station emission signal induction antenna is connected with the induction antenna, the signal conditioning circuit is connected with the signal conditioning circuit, and the frequency division circuit is connected with the control module.
Furthermore, the control module is connected with a wireless radio on-off state monitoring module, the on-off state detection module is used for judging whether the wireless radio is on or not, and comprises a power supply detection module connected with a radio data interface and a PTT key detection module connected with a radio earphone microphone interface, and the PTT key detection module is used for carrying out level conversion on PTT key signals.
Furthermore, the control module is connected with a positioning module, and the positioning module adopts a GPS or a Beidou.
The utility model has the advantages that: through installing small-size acquisition terminal on radio station, realize interfering signal's production and injection, avoid using large-scale communication interference equipment, reduced the training cost.
Drawings
FIG. 1 is a block diagram of a radio station information acquisition system;
FIG. 2 is a schematic diagram of the connection of an acquisition terminal to a radio station;
FIG. 3 is a block diagram of the on/off state monitoring module;
FIG. 4 is a block diagram of an acquisition terminal;
FIG. 5 is a block diagram of the interference signal generation and injection module;
FIG. 6 is a block diagram of the frequency measurement module;
fig. 7 is a frequency measurement flowchart.
Detailed Description
The present invention will be described in further detail with reference to the accompanying drawings and specific embodiments. The embodiments of the present invention have been presented for purposes of illustration and description, and are not intended to be exhaustive or limited to the invention in the form disclosed. Many modifications and variations will be apparent to those of ordinary skill in the art. The embodiment was chosen and described in order to best explain the principles of the invention and the practical application, and to enable others of ordinary skill in the art to understand the invention for various embodiments with various modifications as are suited to the particular use contemplated.
Example 1
The utility model discloses a radio station information acquisition terminal serves command communication interference effect evaluation system, this command communication interference effect evaluation system based on radio station information acquisition terminal, as shown in fig. 1, including the management and control platform and with a plurality of acquisition terminal of management and control platform wireless communication, acquisition terminal with the data interaction of management and control platform is with the carrier as information transmission based on the packet data service of network.
The acquisition terminal is installed on radio station and passes through the data line with radio station and be connected, automatic acquisition, storage and to the relevant data of radio station of management and control platform transmission band time stamp, the relevant data of radio station include radio station positional information, operating condition and operating parameter, speech information.
Collection terminal and fixed installation of radio station, as shown in fig. 2, collection terminal data line and radio station's 19 core data interface connection for gather radio station's operating condition and operating parameter, rethread 7 core data connecting wire connect radio station's earphone and microphone interface, be used for gathering the speech information of earphone end and microphone end. Radio station positional information passes through orientation module collection, can adopt GPS or big dipper among the practical application.
And after receiving the interference command sent by the control platform, the acquisition terminal injects a specific interference signal into a radio station earphone interface. The interference signal comes from an interference file pre-stored in the acquisition terminal. Because the working states and the operating parameters of the radio stations are different, in order to realize interference on signals of different types of radio stations, a plurality of interference files aiming at the signals of the different types of radio stations are stored in the acquisition terminal in advance, and when actual interference operation is carried out, the interference files corresponding to the acquired working states and the acquired operating parameters of the radio stations are called.
The management and control platform is deployed in a guide and control center or a command post, remotely manages and controls the acquisition terminal, monitors the on-off state of the radio station and the connection state of the acquisition terminal, performs statistical analysis on the radio station related data reported by the acquisition terminal to obtain the communication times, the communication time, the communication quality, the network access time and the networking condition of the radio station, and evaluates the interference condition of the radio station.
The on-off state of the radio station is judged in the following way: firstly, detecting whether a power supply signal exists on a corresponding pin of a 19-core data interface, and if the power supply output is detected, starting up a radio station certainly; if not, whether the device is in a suspension installation state is considered; and then detecting a PTT key of the radio station, wherein the receiving state is high level and the transmitting state is low level after the radio station is started, if the low level is detected, executing a frequency measurement action once, and if the frequency value is effective, judging that the radio station is started. The specific schematic block diagram is shown in fig. 3.
The radio station with collection terminal's connection status, as the name implies, judge collection terminal and radio station and be connected, judge through following mode: 1. whether the acquisition terminal is connected with a radio station through a 19-core data interface or not is judged; 2. and whether the acquisition terminal is connected with the radio station through a 7-core data interface or not is judged. When the acquisition terminal is fixedly installed, the acquisition terminal and the radio station are judged to be in a connection state only when the two conditions are simultaneously met; when the acquisition terminal is mounted in a suspended mode, the acquisition terminal and the radio station can be judged to be in a connection state when the 2 nd condition is met.
The specific hardware composition of the acquisition terminal is shown in fig. 4, and includes a voice acquisition monitoring module, an interference signal generation and injection module, and a control module.
The voice acquisition monitoring module acquires earphone signals and microphone signals of a radio station, and the signals are input after audio coding into the control module, and the control module wirelessly transmits the signals to the management and control platform for manual monitoring. The voice signals of the radio station adopt a mode of collecting and compressing and sending at the same time, the collection is carried out continuously according to time periods, when one time period is over, the compression and sending are carried out at the same time, and the collection of the next time period is continued at the other side.
The interference signal generating and injecting module, as shown in fig. 5, includes a TF card bidirectionally connected to the control module through an audio decoding chip, and an audio power amplifier capable of adjusting volume, and interference files for different types of radio station signals recorded in advance are stored in the TF card. After receiving an interference command issued by the control platform, the control module calls a corresponding interference file in the TF card according to the working state and the operating parameters of the radio station, the audio is decoded into interference audio, the interference audio is interfered by the audio power amplifier to the earphone audio of the radio station, and the volume of the interference audio is set by the control module according to the monitored earphone audio.
The specific interference flow is as follows: the acquisition terminal receives an interference command issued by the management and control platform, waits for the arrival of interference starting time, acquires the amplitude of earphone audio at a certain time interval in the whole interference time, when the interference starting time arrives, the control module controls the audio decoding chip to read a specific interference file from the TF card and decode the specific interference file into an audio signal, controls a power amplifier with adjustable volume according to the acquired earphone audio amplitude and the interference intensity set in the interference command to generate interference audio with certain intensity, the interference audio is injected into an earphone interface of a radio station after low-pass filtering, in the interference injection process, the control module detects the current interference time value once per second, and when the interference ending time arrives, corresponding action is stopped.
The control module is connected with a frequency measurement module, the frequency measurement module is used for measuring the transmitting frequency of the transmitting signal of the radio station, and a structural block diagram of the frequency measurement module is shown in fig. 6.
For the radio modulation with a universal data interface and an open communication protocol, a mode of serial port remote control frequency reading is adopted, a control module sends a control command to the radio modulation through a serial port and reads a frequency value returned by the radio modulation, the frequency measuring mode is accurate, and no influence is caused to the work of a radio station. For other types of equipment, the active frequency measurement can be carried out, a radio station transmits a signal by controlling the pressing of a PTT key, and after an induction antenna of a frequency measurement module senses the signal, the signal is sent to a control module through conditioning and frequency division to execute frequency measurement. The specific frequency measurement flowchart is shown in fig. 7.
The communication times, the communication time and the network access time of the radio stations can be directly obtained through the working state and the operating parameters of the radio stations, and the networking condition can be used for judging the radio stations in the subnet through the communication data among the radio stations.
The call quality and the radio station interference condition can be judged according to the definition and the integrity of the voice information by monitoring the voice information contained in the earphone audio of the radio station.
The management and control platform can also analyze the receiving and sending times and the receiving and sending duration of the radio station in one task, and obtain the conclusion whether the radio station is fully used in the exercise according to the main attribute, the use frequency and the power of the radio station; and analyzing the time intervals of the intra-group and single-machine communication hot spots according to the time information.
The utility model discloses aim at the protection through install small-size collection terminal on radio station, realize interfering signal's production and injection, avoid using large-scale communication interference equipment, this thought that reduces the training cost, and hardware realization thereof, though wherein signal acquisition, signal processing, audio coding, audio decoding relate to software, but all belong to signal processing field conventional operation, do not belong to the utility model discloses the casing of protection.
It is obvious that the described embodiments are only some of the embodiments of the present invention, and not all of them. Based on the embodiments in the present disclosure, all other embodiments obtained by a person of ordinary skill in the art and related fields without creative efforts shall fall within the protection scope of the present disclosure.
Claims (5)
1. A radio station information acquisition terminal is characterized in that the acquisition terminal comprises a voice acquisition monitoring module, an interference signal generation and injection module and a control module, the acquisition terminal is connected with a radio station through a data line to realize data communication, and the acquisition terminal is in data communication with a control platform by taking a network-based packet data service as an information transmission carrier;
the voice acquisition monitoring module acquires an earphone signal and a microphone signal of a radio station, and inputs the signals into the control module after audio coding;
the interference signal generation and injection module comprises a TF card and an audio power amplifier with adjustable volume, wherein the TF card is bidirectionally connected with the control module through an audio decoding chip, and interference files which are recorded in advance and aim at different types of radio station signals are stored in the TF card;
after receiving the interference command of the control platform, the control module calls a corresponding interference file in the TF card according to the collected working state and the operation parameters of the radio station, the audio is decoded into interference audio, the interference audio is interfered on the earphone audio of the radio station through the audio power amplifier, and the volume of the interference audio is set by the control module according to the monitored earphone audio.
2. The radio station information acquisition terminal according to claim 1, wherein the control module is connected to a frequency measurement module, and the frequency measurement module is configured to measure a transmission frequency of a signal transmitted by the radio station.
3. The radio station information acquisition terminal according to claim 2, wherein the frequency measurement module comprises a PTT button control module connected to the control module, a radio station transmission signal induction antenna, a signal conditioning circuit connected to the induction antenna, and a frequency division circuit connected to the signal conditioning circuit, the frequency division circuit being connected to the control module.
4. The radio station information acquisition terminal according to claim 1, wherein the control module is connected to a radio station on/off state monitoring module, and the on/off state detection module is configured to determine whether the radio station is on, and includes a power detection module connected to a radio station data interface and a PTT button detection module connected to a radio station earphone microphone interface, and the PTT button detection module is configured to perform level conversion on a PTT button signal.
5. The radio station information acquisition terminal according to claim 1, wherein the control module is connected with a positioning module, and the positioning module adopts a GPS or a beidou.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020633570.5U CN211791541U (en) | 2020-04-22 | 2020-04-22 | Radio station information acquisition terminal |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020633570.5U CN211791541U (en) | 2020-04-22 | 2020-04-22 | Radio station information acquisition terminal |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN211791541U true CN211791541U (en) | 2020-10-27 |
Family
ID=72956482
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202020633570.5U Active CN211791541U (en) | 2020-04-22 | 2020-04-22 | Radio station information acquisition terminal |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN211791541U (en) |
-
2020
- 2020-04-22 CN CN202020633570.5U patent/CN211791541U/en active Active
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| EP2755416B1 (en) | Method and apparatus for remotely locating wireless network fault | |
| US6941137B2 (en) | System and method for supervising repeater by using wireless mobile | |
| CN103369581B (en) | A kind of obtain the method and apparatus that terminal minimizes drive test data | |
| CN111541504B (en) | Command communication interference effect evaluation system based on radio station information acquisition terminal | |
| CN103281713A (en) | Method for monitoring working state of antenna of 4G (Fourth-Generation) base station in real time | |
| CN110351344A (en) | A kind of LoRa and 4G communication system of distributed power grid fault oscillograph | |
| CN103139368B (en) | Reminding method and device | |
| CN101370153A (en) | Single-frequency network monitoring system of digital broadcasting television | |
| CN110719359A (en) | Terminal performance test method and system | |
| CN211791541U (en) | Radio station information acquisition terminal | |
| CN104408873A (en) | Intelligent alarm method and system | |
| CN111522277B (en) | Network signal control system and method adopting MCU control unit | |
| CN112860499A (en) | Passive distribution system monitoring method, apparatus, device, medium, and program product | |
| CN103458445A (en) | Android-based communication terminal testing method and device | |
| CN113949657B (en) | Internet of things detection device, system and test method | |
| CN104994203B (en) | A kind of speech quality test system and method | |
| CN211429438U (en) | Gateway, application equipment and intelligent system | |
| CN101945373A (en) | Method and device for acquiring network signal quality information | |
| CN210899196U (en) | Examination room cheating prevention and control detection system | |
| CN206759738U (en) | Mobile phone terminal search and control device based on mobile phone signal | |
| CN203574778U (en) | Intelligent doorbell and automatic control system for door lock | |
| KR100931731B1 (en) | Method and system for measuring wireless radio quality using OMA DM | |
| CN103390340B (en) | It is applied to unattended transforming and the method for vibration rig | |
| CN201114590Y (en) | A wireless communication monitoring device | |
| JP2001298398A (en) | Device for monitoring speech communication quality of portabel telephone |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant |