Data acquisition circuit and device for working information of satellite communication equipment

Abstract

The utility model discloses a data acquisition circuit for working information of satellite communication equipment, which comprises a master control module provided with an acquisition interface, a communication interface and an output interface. The power supply circuit is connected with the main control module and used for supplying power to the main control module; the switching circuit is connected with the main control module, is used for switching data signals and comprises a signal pull-down circuit, an indicator light current limiting circuit and a level switching circuit; the data storage module is connected with the main control module and is used for storing data signals; the device further comprises a man-machine interaction system and a positioning time service device. The data acquisition circuit and device for the working information of the satellite communication equipment, provided by the utility model, are developed by adopting an embedded system, are simple to operate, automatically acquire the working information in the whole process, do not need manual intervention, and effectively improve the data transmission efficiency.

Description

Technical Field

[0001] This utility model relates to the field of data acquisition, specifically to a data acquisition circuit and device for acquiring operational information of satellite communication equipment. Background Technology

[0002] With the continuous development of satellite communication technology, the performance of data acquisition systems for satellite communication signal receivers has received increasing attention. The main task of the system is to acquire, process, and transmit data from the satellite communication signal receiver in real time, which is crucial for ensuring the stability, reliability, and security of satellite communication. However, traditional data acquisition systems suffer from problems such as slow data acquisition speed, low data processing efficiency, and unstable data transmission.

[0003] Application number CN201820175238.1 discloses a synchronous data acquisition circuit based on a global satellite navigation system, including a timing module and an FPGA module. The timing module and the FPGA module are connected via serial communication. The FPGA module is connected to a processor and several ADC data acquisition modules. This utility model has a simple structure and is easy to operate. It can ensure accurate synchronous acquisition, avoid time errors in the data acquisition of each monitoring point, and enable real-time monitoring. Summary of the Invention

[0004] This invention aims to overcome the technical problems of slow data acquisition speed, low data processing efficiency, and unstable data transmission in the prior art. It provides a data acquisition circuit and device for satellite communication equipment working information. The device is developed using an embedded system, is easy to operate, and automatically acquires data throughout the process without manual intervention, thus effectively improving data transmission efficiency.

[0005] This utility model provides a data acquisition circuit for satellite communication equipment operation information, including:

[0006] The main control module is equipped with a data acquisition interface, a communication interface, and an output interface.

[0007] The power supply circuit is connected to the main control module and is used to supply power to the main control module.

[0008] The adapter circuit, connected to the main control module, is used for data signal conversion; it includes a signal pull-down circuit, an indicator current limiting circuit, and a level conversion circuit; it also includes 6 pins connected to the buttons, 40 pins connected to the main control module, and 8 pins connected to the panel indicator lights.

[0009] The data storage module, connected to the main control module, is used to store data signals;

[0010] When the first working mode is selected, the acquisition interface and the satellite vehicle station control equipment are connected to different ports of the same switch to realize data acquisition, data parsing, filtering and storage, and the acquired data is transmitted to military wireless transmission equipment through the communication interface;

[0011] When the second working mode is selected, the acquisition interface connects to the satellite vehicle station control equipment and the switch to realize data stream forwarding, parse, filter and store the acquired data, and transmit the acquired data to the military wireless transmission equipment through the communication interface.

[0012] The data acquisition circuit for satellite communication equipment described in this invention, as a preferred embodiment, uses a Jetson Xavier NX as the core processing unit in its main control module. The Jetson Xavier NX features high computing performance and abundant I / O external devices, which is beneficial for long-term data acquisition.

[0013] The data acquisition circuit for satellite communication equipment operation information described in this utility model, as a preferred embodiment, includes a data export button signal pull-down circuit, a data destroy button signal pull-down circuit, and a data destroy button pull-down circuit.

[0014] The data acquisition circuit for satellite communication equipment described in this utility model, as a preferred embodiment, uses a solid-state storage unit of WD_BLACK SN770 NVMe SSD (SN770 for short) as its data storage module. SN770 is a PCIe 4.0 series product, backward compatible with PCIe 3.0; the interface adopts the M.2 2280 specification, the main control chip is SanDisk 20-82-10081-A1, which has high performance, strong stability, and good heat management; the flash memory chip FPGA code is SanDisk 001397 1T00, which has high density, thus resulting in higher overall performance and lifespan, while relatively lower cost and energy consumption.

[0015] This utility model further provides a data acquisition device for satellite communication equipment operation information, including the aforementioned data acquisition circuit for satellite communication equipment operation information.

[0016] The data acquisition device for satellite communication equipment operation information according to the present invention, in a preferred embodiment, further includes a human-computer interaction system;

[0017] The human-computer interaction system includes buttons, panel indicator lights, and host computer interaction software.

[0018] The data acquisition device for satellite communication equipment operation information described in this utility model, in a preferred embodiment, includes a restart button, a data export button, a data destruction button, and a factory reset button. The acquisition device has a "Reset" button: pressing this button restarts the system and re-initializes the software without affecting the data in the local database. The "Restore" button: pressing this button forces a system restore. The "Data Export" button: after inserting a removable storage device, pressing the "Data Export" button will export all data from the local database to the removable storage device if space is available. The export indicator LED will flash, indicating the export has begun. The LED will turn off when the export is complete. If the removable storage device does not have enough space, the export indicator LED will light up red. The "Data Destruction" button: to prevent accidental activation, pressing this button will cause the destruction indicator light to flash. Holding the button down for 5 seconds will keep the indicator light on, and the software will begin clearing the local database data.

[0019] The data acquisition device for satellite communication equipment operation information described in this utility model, in a preferred embodiment, includes panel indicator lights comprising a system status indicator, an export status indicator, a data destruction indicator, a disk balance indicator, and a battery alarm indicator. The system status indicator shows whether data acquisition is running normally; the export indicator is combined with the "export" button function; the disk balance indicator shows whether there is sufficient local disk space; the data destruction indicator is combined with the "data destruction" button function; and the battery alarm indicator is off when the battery voltage is above 10V and on when the battery voltage is below 10V.

[0020] The present invention discloses a data acquisition device for satellite communication equipment operation information. In a preferred embodiment, the acquisition device further includes a positioning and timing device for acquiring BeiDou positioning information and UTC time information. The acquisition device uses a Zhengdian Atom ATK-S1216F8-BDGPS / BeiDou module to acquire BeiDou positioning information and UTC time information. The BeiDou module connects to an external system via a serial port, supporting a baud rate of 38400 (default), compatible with 5V / 3.3V microcontroller systems, and connects to an adapter unit 1XS9.

[0021] This invention, through the design of a converter circuit, enables data acquisition in different modes, completing the entire process automatically without manual intervention, thus improving data acquisition efficiency. Simultaneously, it allows for remote reporting and local storage of data acquired by the device. Attached Figure Description

[0022] Figure 1 This is a schematic diagram of a data acquisition circuit for satellite communication equipment.

[0023] Figure 2 This is a schematic diagram of the main control module interface of a data acquisition circuit for satellite communication equipment.

[0024] Figure 3 This is a circuit diagram of a data acquisition and switching circuit for satellite communication equipment.

[0025] Figure 4 This is a schematic diagram of the first operating mode of a data acquisition circuit for satellite communication equipment.

[0026] Figure 5 This is a schematic diagram of the second operating mode of a data acquisition circuit for satellite communication equipment.

[0027] Figure 6 A three-dimensional diagram of a data acquisition device for acquiring operational information of satellite communication equipment;

[0028] Figure 7 A schematic diagram of the front panel of a data acquisition device for satellite communication equipment.

[0029] Figure 8 This is a schematic diagram of the rear panel of a data acquisition device for satellite communication equipment. Detailed Implementation

[0030] Example 1, as Figure 1 As shown, this utility model provides a data acquisition circuit for satellite communication equipment operation information, comprising:

[0031] Main control module, such as Figure 2 As shown, the main control module is equipped with a data acquisition interface, a communication interface, and an output interface. The main control module uses Jetson Xavier NX as the core processing unit, including interfaces connected to buttons (restart button, export button, destroy button, factory reset button), interfaces connected to panel indicator lights (working status indicator light, export display indicator light, destroy display indicator light, backup indicator light), network interfaces connected to mirror access, wireless transmission equipment / network debugging, and transparent access, interfaces connected to external hard drives, interfaces connected to serial port debugging and Beidou module, and system upgrade interfaces.

[0032] The power supply circuit, connected to the main control module, is used to power the main control module. The front panel of the acquisition device has a DC24V power input interface. The adapter board has a URB2415LD-30WR3 DC / DC power module that can output 15V 30W DC power. Through a set of 4 series and 3 parallel 18650 lithium batteries, the main control unit and peripheral circuits of the device are powered. Each battery has a power of 12.58Wh, and the 12 batteries provide a total of 150.96Wh. The maximum power consumption of the acquisition device is about 13W. The three sets of lithium batteries can support the power supply of the acquisition device for 11.6 hours.

[0033] The adapter circuit, connected to the main control module, is used for data signal conversion; such as... Figure 3 As shown, it includes a signal pull-down circuit, an indicator light current limiting circuit, and a level conversion circuit; the signal pull-down circuit includes a data export button signal pull-down circuit, a data destroy button signal pull-down circuit, and a data destroy button pull-down circuit; the signal pull-down circuit includes a first resistor R, a second resistor R5, and a third resistor R6; the indicator light current limiting circuit includes a fourth resistor R7, a fifth resistor R8, a sixth resistor R9, and a seventh resistor R10; the level conversion circuit is model RS-232.

[0034] The data storage module, connected to the main control module, is used to store data signals; the data storage module uses a solid-state storage unit of model WD_BLACK SN770 NVMe SSD (SN770 for short);

[0035] like Figure 4 As shown, when the first working mode is selected, the acquisition interface and the satellite vehicle station control equipment are connected to different ports of the same switch to realize data acquisition, data parsing, filtering and storage, and the acquired data is transmitted to the military wireless transmission equipment through the communication interface;

[0036] like Figure 5 As shown, when the second working mode is selected, the acquisition interface connects to the satellite vehicle station control equipment and the switch to realize data stream forwarding, parse, filter and store the acquired data, and transmit the acquired data to the military wireless transmission equipment through the communication interface.

[0037] Example 2, as Figures 6-8 As shown, this utility model provides a data acquisition device for satellite communication equipment operation information, including the data acquisition circuit in Embodiment 1.

[0038] It also includes human-computer interaction systems and positioning and timing devices;

[0039] The human-computer interaction system includes buttons, panel indicator lights, and host computer interaction software.

[0040] The buttons include a restart button, a data export button, a data destruction button, and a factory reset button. The data acquisition device has a "Reset" button: pressing this button restarts the system and reinitializes the software without affecting the data in the local database. The "Restore" button forces a system restore. The "Data Export" button: after inserting a removable storage device, pressing the "Data Export" button will export all data from the local database to the removable storage device if space is available. The export indicator LED will flash, indicating the export has begun. The light will turn off when the export is complete. If the removable storage device does not have enough space, the export indicator LED will light up red. The "Data Destruction" button: to prevent accidental activation, pressing this button will cause the destruction indicator light to flash. Holding the button down for 5 seconds will keep the indicator light on, and the software will begin clearing the local database data.

[0041] The panel indicator lights include system status indicator, export status indicator, data destruction indicator, disk balance indicator, and battery alarm indicator. The system status indicator shows whether data acquisition is running normally; the export indicator is used in conjunction with the "Export" button; the disk balance indicator shows whether there is sufficient local disk space; the data destruction indicator is used in conjunction with the "Data Destruction" button; the battery alarm indicator is off when the battery is fully charged above 10V and on when the battery is below 10V.

[0042] The positioning and timing device is used to acquire BeiDou positioning information and UTC time information. The acquisition equipment uses the Zhengdian Atom ATK-S1216F8-BDGPS / BeiDou module to acquire BeiDou positioning information and UTC time information, etc. The BeiDou module connects to the external system via a serial port, which supports a baud rate of 38400 (default) and is compatible with 5V / 3.3V microcontroller systems. It connects to the 1XS9 adapter unit.

[0043] The above description is illustrative only and not restrictive. Those skilled in the art will understand that any modifications, variations or equivalents that can be made without departing from the spirit and scope defined by the claims will fall within the protection scope of this utility model.

Claims

1. A data acquisition circuit for satellite communication equipment operating information, characterized by: include: The main control module is equipped with a data acquisition interface, a communication interface, and an output interface. A power supply circuit, connected to the main control module, is used to supply power to the main control module; The adapter circuit, connected to the main control module, is used for data signal conversion; it includes a signal pull-down circuit, an indicator current limiting circuit, and a level conversion circuit. A data storage module, connected to the main control module, is used to store data signals; When the first working mode is selected, the acquisition interface and the satellite vehicle station control equipment are connected to different ports of the same switch to realize data acquisition, data parsing, filtering and storage, and the acquired data is transmitted to military wireless transmission equipment through the communication interface; When the second working mode is selected, the acquisition interface connects to the satellite vehicle station control equipment and the switch to realize data stream forwarding, parse, filter and store the acquired data, and transmit the acquired data to the military wireless transmission equipment through the communication interface.

2. A data acquisition circuit for satellite communication equipment operating information according to claim 1, characterized in that: The main control module uses Jetson Xavier NX as its core processing unit.

3. The data acquisition circuit for satellite communication equipment operating information according to claim 1, characterized in that: The signal pull-down circuit includes a data export button signal pull-down circuit, a data destroy button signal pull-down circuit, and a data destroy button pull-down circuit.

4. The data collection circuit for satellite communication equipment operating information according to claim 1, characterized in that: The data storage module uses a solid-state storage unit of model WD_BLACK SN770 NVMe SSD.

5. A data collection apparatus for satellite communication equipment operating information, characterized by: include: The data acquisition circuit for operational information of satellite communication equipment as described in any one of claims 1 to 4.

6. A data collection apparatus for satellite communication equipment operating information according to claim 5, characterized in that: The data acquisition device also includes a human-computer interaction system; The human-computer interaction system includes buttons, panel indicator lights, and host computer interaction software.

7. A data collection apparatus for satellite communication equipment operating information according to claim 6, characterized in that: The buttons include a restart button, a data export button, a data destruction button, and a factory reset button.

8. The data collection apparatus for operational information of a satellite communication equipment according to claim 6, wherein: The panel indicator lights include system status indicator lights, export status indicator lights, destruction indicator lights, disk balance indicator lights, and power alarm indicator lights.

9. The data collection apparatus for operational information of a satellite communication equipment according to claim 5, wherein: The acquisition device also includes a positioning and timing device for acquiring BeiDou positioning information and UTC time information.

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