CN215871416U - Beacon demodulation PCBA board for integrated automatic satellite alignment equipment - Google Patents
Beacon demodulation PCBA board for integrated automatic satellite alignment equipment Download PDFInfo
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- CN215871416U CN215871416U CN202122191706.9U CN202122191706U CN215871416U CN 215871416 U CN215871416 U CN 215871416U CN 202122191706 U CN202122191706 U CN 202122191706U CN 215871416 U CN215871416 U CN 215871416U
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Abstract
A beacon demodulation PCBA board for an integrated automatic satellite alignment device comprises a combiner, a first power divider, a second power divider, a radio frequency tuning chip, an ADC (analog to digital converter), an FPGA (field programmable gate array), a first multiplexer and a second multiplexer, wherein the combiner, the first power divider, the second power divider, the radio frequency tuning chip, the ADC, the FPGA, the first multiplexer and the second multiplexer are arranged on a circuit board; the combiner is connected with a first multiplexer, the first power divider is connected with a second power divider and a second multiplexer, the second power divider is connected with a radio frequency tuning chip, the radio frequency tuning chip is connected with the ADC, and the ADC is connected with the FPGA. The radio frequency tuning chip is used for converting the signal transmitted by the second power divider into a baseband analog signal; the ADC is used for carrying out digital processing on the signal converted by the radio frequency tuning chip; the FPGA is used for reading and analyzing the data information processed by the ADC to obtain satellite beacon information and is used for controlling the satellite by the main control board. When the satellite beacon demodulation function of the full-automatic satellite alignment system is matched with a main control board and various peripherals of the full-automatic satellite alignment system, the satellite beacon demodulation function of the full-automatic satellite alignment system can be effectively realized.
Description
Technical Field
The utility model belongs to the technical field of satellite communication, and particularly relates to a beacon demodulation PCBA (printed circuit board assembly) for an integrated automatic satellite alignment device.
Background
In the field of satellite communication, due to the limitation of a satellite master station device, if a remote satellite portable station needs to realize communication with a master station, a master station and a same-manufacturer same-series modem are required to be used for a common satellite portable station. Under the condition that the satellite communication main station is clear, the satellite communication portable station needs a universal full-automatic satellite aiming system, a power amplifier and an LNB system, and can integrate various modems of various manufacturers.
SUMMERY OF THE UTILITY MODEL
Aiming at the defects of the related prior art, the utility model provides the beacon demodulation PCBA for the integrated automatic satellite alignment equipment, and the satellite beacon demodulation function of the full-automatic satellite alignment system can be effectively realized when the beacon demodulation PCBA is matched with the main control board and various peripheral devices of the automatic satellite alignment system.
In order to realize the purpose of the utility model, the following scheme is adopted:
a beacon demodulation PCBA board for an integrated automatic satellite alignment device comprises a combiner, a first power divider, a second power divider, a radio frequency tuning chip, an ADC (analog to digital converter), an FPGA (field programmable gate array), a first multiplexer and a second multiplexer, wherein the combiner, the first power divider, the second power divider, the radio frequency tuning chip, the ADC, the FPGA, the first multiplexer and the second multiplexer are arranged on a circuit board; the combiner is connected with a first multiplexer, the first power divider is connected with a second power divider and a second multiplexer, the second power divider is connected with a radio frequency tuning chip, the radio frequency tuning chip is connected with an ADC (analog to digital converter), and the ADC is connected with an FPGA (field programmable gate array);
the combiner is used for selecting the transmitting signal of the modem built in the satellite equipment or the transmitting signal of the external modem automatically and transmitting the signal to the first multiplexer;
the first multiplexer is used for combining the transmitting signal transmitted by the combiner and the frequency signal and the voltage signal acquired from the main control board and transmitting the combined signal to the BUC of the automatic satellite-aiming device;
the second multiplexer is used for combining the received receiving signal transmitted by the LNB of the automatic satellite alignment equipment with the frequency signal and the voltage signal acquired from the main control board and transmitting the combined signal to the first power divider;
the first power divider is used for carrying out power division processing and transmitting the power division processing to a modem and a second power divider which are built in the automatic satellite equipment, or only transmitting the power division processing to the second power divider;
the second power divider is used for dividing the signal power transmitted by the first power divider and transmitting the signal power to an external modem and a radio frequency tuning chip, or only transmitting the signal power to the radio frequency tuning chip;
the radio frequency tuning chip is used for converting the signal transmitted by the second power divider into a baseband analog signal;
the ADC is used for carrying out digital processing on the signal converted by the radio frequency tuning chip;
the FPGA is used for reading and analyzing the data information processed by the ADC to obtain satellite beacon information and analyzing the satellite beacon information so that the main control board can control the satellite.
Further, an HPF high-pass filter is arranged between the combiner and the first multiplexer, and an HPF high-pass filter is arranged between the first power divider and the second multiplexer.
Furthermore, the FPGA is connected with a FLASH for storing data, and the FPGA is used for storing and reading the data to the FLASH.
Furthermore, the combiner is connected with an MCX connector and an SMA connector which are respectively used for connecting the transmitting terminal of an external modem and the transmitting terminal of a modem built in the automatic satellite alignment equipment. The first power divider is connected with an SMA connector and is used for connecting a receiving end of a built-in modem of the automatic satellite alignment equipment; the first power divider is connected with an MCX connector and is used for connecting with a receiving end of an external modem. The first multiplexer is connected with an SMA connector and is used for connecting the BUC of the automatic satellite alignment equipment, and the second multiplexer is connected with an SMA connector and is used for connecting the LNB of the automatic satellite alignment equipment.
The utility model has the beneficial effects that:
1. the beacon demodulation PCBA board can effectively realize the satellite beacon demodulation function of the full-automatic satellite alignment system when being matched with the main control board and various peripherals of the automatic satellite alignment system;
2. through the combiner, the first power divider and the second power divider, switching selection between the built-in modem and the external modem is facilitated;
3. the signal combining and power dividing are conveniently carried out through the combiner, the power divider and the multiplexer so as to be beneficial to transmitting signals, and the analysis is completed through the radio frequency tuning chip, the ADC and the FPGA after the signals are received;
4. the HPF high-pass filter is introduced between the combiner and the first multiplexer, and the HPF high-pass filter is introduced between the first power divider and the second multiplexer, so that the signals for transmitting and receiving can be filtered, the purity of the transmitted signals is improved, and the accuracy and the analysis efficiency of receiving and analyzing are improved conveniently.
Drawings
Fig. 1 is a block diagram of the structure of an embodiment of the present application.
Detailed Description
In order to make the objects, technical solutions and advantages of the embodiments of the present invention clearer, the following detailed description of the embodiments of the present invention is provided with reference to the accompanying drawings, but the described embodiments of the present invention are a part of the embodiments of the present invention, not all of the embodiments of the present invention.
The embodiment of the application provides a beacon demodulation PCBA (printed circuit board assembly) for an integrated automatic satellite alignment device, which comprises a combiner, a first power divider, a second power divider, a radio frequency tuning chip, an ADC (analog to digital converter), an FPGA (field programmable gate array), a first multiplexer and a second multiplexer, wherein the combiner, the first power divider, the second power divider, the radio frequency tuning chip, the ADC, the FPGA, the first multiplexer and the second multiplexer are arranged on a circuit board; the combiner is connected with a first multiplexer, the first power divider is connected with a second power divider and a second multiplexer, the second power divider is connected with a radio frequency tuning chip, the radio frequency tuning chip is connected with an ADC (analog to digital converter), the ADC is connected with an FPGA (field programmable gate array), and the FPGA is connected with FLASH. The FLASH is used for storing data, and the FPGA is used for storing and reading the data to the FLASH.
The combiner is connected with an MCX connector and an SMA connector, which are respectively used for connecting the transmitting terminal (S Tx in fig. 1) of the external modem and the transmitting terminal (modem Tx in fig. 1) of the modem built in the autosatellite device. The first power divider is connected with an SMA connector for connecting a receiving end (MODEN Rx in fig. 1) of a modem built in the automatic satellite alignment device; the first power divider is connected with an MCX connector for connecting with a receiving end (srx in fig. 1) of the external modem. The first multiplexer is connected with an SMA connector and is used for connecting the BUC of the automatic satellite alignment equipment, and the second multiplexer is connected with an SMA connector and is used for connecting the LNB of the automatic satellite alignment equipment.
Specifically, a communication channel between the FPGA and the ADC is the SPI, a communication channel between the FPGA and the FLASH is the SPI, the FPGA is directly connected to the main control board at the same time, the communication channel with the main control board includes the ordinary IO and the I2C, various information of the logic chip on the main control board can be read through the ordinary IO communication channel, and satellite-to-satellite control of the main control board is performed through the I2C communication channel. The communication channel between the ADC and the radio frequency tuning chip is an analog signal. The first multiplexer and the second multiplexer are connected with the main control board through a common IO communication channel and are used for acquiring a 10MHz frequency signal and 18V and 24V voltage signals of the main control board. The SMA connector and the MCX connector are used for carrying out interaction of radio frequency signals/10 MHz signals/feed signals.
The combiner is used for selecting the transmitting signal of the modem built in the satellite equipment or the transmitting signal of the external modem automatically and transmitting the signal to the first multiplexer; the first multiplexer is used for combining the transmitting signal transmitted by the combiner and the frequency signal and the voltage signal acquired from the main control board and transmitting the combined signal to the BUC of the automatic satellite-aiming device; the second multiplexer is used for receiving a receiving signal transmitted by the LNB of the automatic satellite equipment and transmitting the receiving signal to the first power divider; the first power divider is used for dividing and transmitting received signals to a modem and a second power divider which are built in the automatic satellite equipment, or only transmitting the received signals to the second power divider, namely, the received signals are divided according to whether the built-in modem or the external modem is adopted at present, if the built-in modem is adopted, the first power divider is transmitted to the modem and the second power divider which are built in the automatic satellite equipment, then the second power divider divides the signals transmitted by the first power divider and only transmits the signals to the radio frequency tuning chip, and if the external modem is adopted, the first power divider is only transmitted to the second power divider, and the second power divider is simultaneously transmitted to the external modem and the radio frequency tuning chip. The radio frequency tuning chip is used for converting the signal transmitted by the second power divider into a baseband analog signal and transmitting the baseband analog signal to the ADC; the ADC is used for carrying out digital processing on the signal converted by the radio frequency tuning chip and transmitting the signal to the FPGA; the FPGA is used for reading and analyzing the data information processed by the ADC to obtain satellite beacon information, analyzing the satellite beacon information and controlling the satellite by the main control board.
Preferably, an HPF high-pass filter is disposed between the combiner and the first multiplexer, and an HPF high-pass filter is disposed between the first power divider and the second multiplexer, and is configured to filter the passing radio frequency signal.
When the PCBA board of the embodiment is matched with other board cards and various peripheral devices of the full-automatic satellite alignment system, the satellite beacon demodulation function of the full-automatic satellite alignment system can be effectively realized.
The foregoing is merely a preferred embodiment of this invention and is not intended to be exhaustive or to limit the utility model to the precise form disclosed. It will be understood by those skilled in the art that various changes may be made and equivalents may be substituted without departing from the scope of the utility model.
Claims (6)
1. A beacon demodulation PCBA board for an integrated automatic satellite alignment device is characterized by comprising a combiner, a first power divider, a second power divider, a radio frequency tuning chip, an ADC, an FPGA, a first multiplexer and a second multiplexer, wherein the combiner, the first power divider, the second power divider, the radio frequency tuning chip, the ADC, the FPGA, the first multiplexer and the second multiplexer are arranged on a circuit board; the combiner is connected with a first multiplexer, the first power divider is connected with a second power divider and a second multiplexer, the second power divider is connected with a radio frequency tuning chip, the radio frequency tuning chip is connected with an ADC (analog to digital converter), and the ADC is connected with an FPGA (field programmable gate array);
the combiner is used for selecting the transmitting signal of the modem built in the satellite equipment or the transmitting signal of the external modem automatically and transmitting the signal to the first multiplexer;
the first multiplexer is used for combining the transmitting signal transmitted by the combiner and the frequency signal and the voltage signal acquired from the main control board and transmitting the combined signal to the BUC of the automatic satellite-aiming device;
the second multiplexer is used for combining the received receiving signal transmitted by the LNB of the automatic satellite alignment equipment with the frequency signal and the voltage signal acquired from the main control board and transmitting the combined signal to the first power divider;
the first power divider is used for carrying out power division processing and transmitting the power division processing to a modem and a second power divider which are built in the automatic satellite equipment, or only transmitting the power division processing to the second power divider;
the second power divider is used for dividing the signal power transmitted by the first power divider and transmitting the signal power to an external modem and a radio frequency tuning chip, or only transmitting the signal power to the radio frequency tuning chip;
the radio frequency tuning chip is used for converting the signal transmitted by the second power divider into a baseband analog signal;
the ADC is used for carrying out digital processing on the signal converted by the radio frequency tuning chip;
the FPGA is used for reading and analyzing the data information processed by the ADC to obtain satellite beacon information and analyzing the satellite beacon information so that the main control board can control the satellite.
2. The beacon demodulation PCBA for the integrated automatic satellite-alignment device as in claim 1, wherein an HPF high pass filter is arranged between the combiner and the first multiplexer, and an HPF high pass filter is arranged between the first power divider and the second multiplexer.
3. The beacon demodulation PCBA for the integrated automatic satellite-alignment device as in claim 1, wherein the FPGA is connected with a FLASH for storing data, and the FPGA is used for storing and reading data to the FLASH.
4. The beacon demodulation PCBA for the integrated automatic satellite alignment device as in claim 1, wherein the combiner is connected with an MCX connector and an SMA connector for connecting the transmitting terminal of the external modem and the transmitting terminal of the modem built in the automatic satellite alignment device respectively.
5. The beacon demodulation PCBA board for the integrated automatic satellite alignment device according to claim 1, wherein the first power divider is connected with an SMA connector for connecting with a receiving end of a modem built in the automatic satellite alignment device; the first power divider is connected with an MCX connector and is used for connecting with a receiving end of an external modem.
6. The beacon demodulation PCBA for the integrated automatic satellite alignment device as recited in claim 1, wherein the first multiplexer is connected with an SMA connector for connecting the BUC of the automatic satellite alignment device, and the second multiplexer is connected with an SMA connector for connecting the LNB of the automatic satellite alignment device.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122191706.9U CN215871416U (en) | 2021-09-10 | 2021-09-10 | Beacon demodulation PCBA board for integrated automatic satellite alignment equipment |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122191706.9U CN215871416U (en) | 2021-09-10 | 2021-09-10 | Beacon demodulation PCBA board for integrated automatic satellite alignment equipment |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN215871416U true CN215871416U (en) | 2022-02-18 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202122191706.9U Active CN215871416U (en) | 2021-09-10 | 2021-09-10 | Beacon demodulation PCBA board for integrated automatic satellite alignment equipment |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN215871416U (en) |
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2021
- 2021-09-10 CN CN202122191706.9U patent/CN215871416U/en active Active
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