CN210143009U - Fixed satellite communication equipment main control board - Google Patents
Fixed satellite communication equipment main control board Download PDFInfo
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- CN210143009U CN210143009U CN201921569508.8U CN201921569508U CN210143009U CN 210143009 U CN210143009 U CN 210143009U CN 201921569508 U CN201921569508 U CN 201921569508U CN 210143009 U CN210143009 U CN 210143009U
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Abstract
The utility model provides a fixed satellite communication equipment main control board, includes the PCB board, is equipped with on the PCB board: the system comprises a CPU chip area, a SWITCH module chip area, a logic module chip area, a clock module chip area, a video card interface, a serial port card interface, a display card interface, a MODEM card interface, an SD card seat and an SFP interface; the BNC interface of PCB board is located in the video card interface connection, and the first RJ45 connector of PCB board is located in the connection of serial port card interface. The CPU patch area is provided with a CPU which is used for controlling and monitoring the satellite communication equipment; the SWITCH patch area is provided with a SWITCH module, the SWITCH module is connected with a plurality of second RJ45 connectors arranged on the PCB and the SFP interface, and the SWITCH module is used for realizing Ethernet data forwarding; the logic patch area is provided with a logic module which takes a CPLD as a core and is used for assisting the management of a CPU; the clock patch area is provided with a clock module; the clock output circuit is used for outputting a high-precision clock and providing a reference clock for the main control board and external equipment connected with the main control board. Various interfaces are integrated on one PCB, so that the expandability of the satellite equipment is greatly improved.
Description
Technical Field
The utility model relates to a satellite communication especially is relevant with a fixed satellite communication equipment main control board.
Background
With the development of satellite communication technology, the functional requirements of communication systems are increasing, and higher requirements are put forward on the expandability of equipment and communication interfaces. The existing satellite communication equipment has the problem of insufficient expandability, and a plurality of functions or a plurality of modules/devices are realized by adopting different board cards respectively, so that the integral volume of the equipment is increased, the assembly is complex, and the cost is increased. With the trend of integration of satellite communication devices and the requirement for scalability, there is a need for improvement and optimization in this manner.
SUMMERY OF THE UTILITY MODEL
The utility model discloses mainly to the not enough and defect of above-mentioned relevant prior art, provide a fixed satellite communication equipment main control board, integrated multiple interface on a PCB board has greatly improved satellite equipment's scalability, also does benefit to the product that forms and integrates, reduces product cost, satisfies the application demand.
In order to achieve the above purpose, the utility model adopts the following technology:
the utility model provides a fixed satellite communication equipment main control board, includes the PCB board, be equipped with on the PCB board:
the system comprises a CPU chip area, a SWITCH module chip area, a logic module chip area and a clock module chip area; and
a video card interface, a serial port card interface, a display card interface, a MODEM card interface, an SD card seat and an SFP interface;
the video card interface is connected with a BNC interface arranged on the PCB, and the serial port card interface is connected with a first RJ45 connector arranged on the PCB.
Furthermore, a CPU is arranged in the CPU patch area and used for controlling and monitoring the satellite communication equipment;
the SWITCH patch area is provided with a SWITCH module, the SWITCH module is connected with a plurality of second RJ45 connectors arranged on the PCB and the SFP interface, and the SWITCH module is used for realizing Ethernet data forwarding;
the logic patch area is provided with a logic module which takes a CPLD as a core and is used for assisting the management of a CPU;
the clock patch area is provided with a clock module; the clock output circuit is used for outputting a high-precision clock and providing a reference clock for the main control board and external equipment connected with the main control board.
Furthermore, the CPU is connected with the SWITCH module, the logic module and the clock module; the CPU is connected with a video card interface, a serial port card interface, a display card interface, a MODEM card interface, an SD card seat and an SFP interface; the clock module is connected with the BNC interface arranged on the PCB and connected with the MODEM card interface.
Further, the SD card seat is used for installing an SD card; the SFP interface is used for installing an SFP optical module; the video card interface is used for installing a video card; the serial port card interface is used for installing a serial port card; the display card interface is used for installing a display card; the MODEM card interface is used for installing MODEM.
Further, a FLASH chip is arranged on the PCB and used for storing information, and the FLASH chip is connected with the CPU.
Furthermore, a memory module is arranged on the PCB and connected with the CPU.
Furthermore, the CPU is connected with a plurality of third RJ45 connectors arranged on the PCB.
Furthermore, a FAN interface is further arranged on the PCB and used for being connected with a FAN arranged on the CPU.
Furthermore, the PCB is also provided with a USB interface for realizing the USB communication between the main control board and other equipment.
Furthermore, the PCB is also provided with a TF card seat for installing the TF card.
The utility model has the advantages that:
1. the main control board structure can provide a plurality of interfaces such as MODEM cards, video cards, display cards, serial port cards, RJ45, optical modules SFP, SD cards, TF cards, USB, FAN FANs, clocks and the like, has strong expansibility and good maintainability, can meet the configuration requirements of the current satellite communication fixed station, and can be flexibly configured according to the requirements;
2. the main control board has high integration degree and meets the requirement of the development of satellite equipment towards miniaturization.
Drawings
Fig. 1 is a schematic layout diagram of a main control board of a fixed satellite communication device according to an embodiment of the present application.
Fig. 2 is an electrical block diagram of a main control board of a fixed satellite communication device according to an embodiment of the present disclosure.
Detailed Description
The present invention will be explained in detail with reference to the embodiments shown in the drawings.
Fig. 1 is a schematic layout diagram of a main control board of a fixed satellite communication device according to an embodiment of the present invention.
A fixed satellite communication equipment main control board comprises a PCB board.
Specifically, be equipped with on the PCB board: the system comprises a CPU chip area, a SWITCH module chip area, a logic module chip area and a clock module chip area; and a video card interface, a serial port card interface, a display card interface, a MODEM card interface, an SD card seat, an SFP interface, a USB interface, a FAN FAN interface and a TF card seat.
And the CPU patch area is provided with a CPU which is used for realizing control and monitoring of the satellite communication equipment.
The SWITCH patch area is provided with a SWITCH module, the SWITCH module is connected with a plurality of second RJ45 connectors arranged on the PCB and the SFP interface, and the SWITCH module is used for realizing Ethernet data forwarding.
And the logic patch area is provided with a logic module which takes a CPLD as a core and is used for assisting the CPU management.
The clock patch area is provided with a clock module; the clock output circuit is used for outputting a high-precision clock and providing a reference clock for the main control board and external equipment connected with the main control board.
The PCB is a printed circuit board laid with electric circuits and used for realizing responsive electric connection and conduction.
The PCB is provided with a power interface for connecting an external power supply to supply power to the PCB.
According to the layout example shown in fig. 1:
power source interface, display card interface, two MODED card interfaces are according to locating PCB board upside from left to right in proper order.
The CPU chip area is distributed below the right MODED card interface, the logic chip area and the clock chip area are distributed on the left side of the CPU chip area, and the SWITCH chip area is distributed on the left side of the logic chip area.
The video card interface and the serial port card interface are sequentially arranged on the left side of the PCB from top to bottom.
2X 1 BNC interfaces, 2X 3 RJ45 interfaces, 2X 1 BNC interfaces, 2X 3 RJ45 interfaces, 1X 1 SFP interfaces and 1X 1 SD card seats are arranged on the lower side of the PCB in sequence from left to right.
The USB interface, the TF card seat and the FAN FAN interface are sequentially arranged on the right side of the PCB from top to bottom.
Therefore, the space utilization of the PCB is realized, and the reasonable layout of various functional interfaces and chips/modules is realized.
In practice:
step one, generating a DXF file according to the structure and the position information;
secondly, importing a DXF file into a PCB design tool to perform layout and wiring operations;
thirdly, processing the PCB file with the layout and the wiring completed;
and fourthly, carrying out SMT operation on the produced PCB to obtain the main control board consistent with the structural requirement.
Fig. 2 is a block diagram illustrating an electrical structure of a main control board of a fixed satellite communication device according to an embodiment of the present invention.
The CPU is connected with the SWITCH module, the logic module and the clock module.
The CPU is connected with a video card interface, a serial port card interface, a display card interface, a MODEM card interface, an SD card seat and an SFP interface.
The clock module is connected with a BNC interface arranged on the PCB. The clock module is connected with the MODEM card interface. The SD card seat is used for installing an SD card. The SFP interface is used for installing the SFP optical module. The video card interface is used for installing a video card. The serial port card interface is used for installing a serial port card. The display card interface is used for installing a display card. The MODEM card interfaces, in this example, two, are provided for mounting the MODEM. The video card interface is connected with a BNC interface arranged on the PCB. The serial port card interface is connected with a first RJ45 connector arranged on the PCB. The CPU is connected with a plurality of third RJ45 connectors arranged on the PCB. The FAN interface is used for connecting with a FAN arranged on the CPU. The USB interface is used for realizing the USB communication between the main control board and other equipment. The TF card holder is used for installing the TF card.
As a further specific implementation, a FLASH chip is further arranged on the PCB and used for storing information, and the FLASH chip is connected with the CPU. The PCB is also provided with a memory module, and the memory module is connected with the CPU. Specifically, the memory module is 2 DDR4 memories.
As a more specific embodiment, as shown in fig. 2:
the CPU is connected with the MODEM card interface through the SPI and 1000BASE-T, CTRL.
The CPU is respectively connected with the SD card holder, the TF card holder and the USB interface through the SDIO.
The CPU is connected with the SWITCH module through the MDIO and the SERDES, the SWITCH module is connected with 3 second RJ45 interfaces through 1000BASE-T, and is connected with the SFP interface through 1000 BASE-X.
The CPU is connected with the display card interface through the SPI.
The CPU is connected with a serial port card interface through a UART, and the serial port card interface is connected with 4 first RJ45 connectors through RS232/RS485/RS 422.
The CPU is connected with the video card interface through RGMII.
The CPU is connected with the FLASH chip through the IFC.
And the CPU is connected with the FAN FAN interface in a PWM mode.
The CPU is connected to 2 third RJ45 connectors via RS 232.
The clock module outputs a 100MHz reference clock to the CPU, outputs a 10MHz reference clock to other equipment through the BNC interface, and outputs a 10MHz reference clock to the MODEM.
The above embodiments are merely illustrative of one specific implementation means adopted in the present application, and are not limited to the above embodiments.
The application of the application can provide a main control board structure with a plurality of interfaces such as MODEM cards, video cards, display cards, serial port cards, RJ45, optical modules SFP, SD cards, TF cards, USB, FAN FANs, clocks and the like, has strong expansibility and good maintainability, can meet the configuration requirements of the current satellite communication fixed station, and can be flexibly configured according to the requirements.
Claims (10)
1. The utility model provides a fixed type satellite communication equipment main control board, includes the PCB board, its characterized in that, be equipped with on the PCB board:
the system comprises a CPU chip area, a SWITCH module chip area, a logic module chip area and a clock module chip area; and
a video card interface, a serial port card interface, a display card interface, a MODEM card interface, an SD card seat and an SFP interface;
the video card interface is connected with a BNC interface arranged on the PCB, and the serial port card interface is connected with a first RJ45 connector arranged on the PCB.
2. The fixed satellite communication device main control board according to claim 1, wherein:
the CPU patch area is provided with a CPU which is used for controlling and monitoring the satellite communication equipment;
the SWITCH patch area is provided with a SWITCH module, the SWITCH module is connected with a plurality of second RJ45 connectors arranged on the PCB and the SFP interface, and the SWITCH module is used for realizing Ethernet data forwarding;
the logic patch area is provided with a logic module which takes a CPLD as a core and is used for assisting the management of a CPU;
and the clock patch area is provided with a clock module which is used for outputting a high-precision clock and providing a reference clock for the main control board and external equipment connected with the main control board.
3. The fixed satellite communication device main control board according to claim 2, wherein:
the CPU is connected with the SWITCH module, the logic module and the clock module;
the CPU is connected with a video card interface, a serial port card interface, a display card interface, a MODEM card interface, an SD card seat and an SFP interface;
the clock module is connected with the BNC interface arranged on the PCB and connected with the MODEM card interface.
4. The fixed satellite communication device main control board according to claim 2, wherein:
the SD card seat is used for installing an SD card;
the SFP interface is used for installing an SFP optical module;
the video card interface is used for installing a video card;
the serial port card interface is used for installing a serial port card;
the display card interface is used for installing a display card;
the MODEM card interface is used for installing MODEM.
5. The fixed satellite communication device main control board according to claim 2, wherein: the PCB is also provided with a FLASH chip for storing information, and the FLASH chip is connected with the CPU.
6. The fixed satellite communication device main control board according to claim 2, wherein: the PCB is also provided with a memory module, and the memory module is connected with the CPU.
7. The fixed satellite communication device main control board according to claim 2, wherein: the CPU is connected with a plurality of third RJ45 connectors arranged on the PCB.
8. The fixed satellite communication device main control board according to claim 2, wherein: and a FAN FAN interface is also arranged on the PCB and is used for being connected with a FAN arranged on the CPU.
9. The fixed satellite communication device main control board according to claim 1, wherein: and the PCB is also provided with a USB interface for realizing the communication between the main control board and other equipment through USB.
10. The fixed satellite communication device main control board according to claim 1, wherein: the PCB board is also provided with a TF card seat for installing the TF card.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921569508.8U CN210143009U (en) | 2019-09-20 | 2019-09-20 | Fixed satellite communication equipment main control board |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921569508.8U CN210143009U (en) | 2019-09-20 | 2019-09-20 | Fixed satellite communication equipment main control board |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN210143009U true CN210143009U (en) | 2020-03-13 |
Family
ID=69736939
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201921569508.8U Active CN210143009U (en) | 2019-09-20 | 2019-09-20 | Fixed satellite communication equipment main control board |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN210143009U (en) |
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2019
- 2019-09-20 CN CN201921569508.8U patent/CN210143009U/en active Active
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