Navigation mark telemetering and remote control terminal based on Beidou communication

Abstract

The utility model relates to the technical field of monitoring, in particular to a navigation mark telemetering and remote control terminal based on Beidou communication, which comprises a data acquisition module, a Beidou satellite communication module, a microprocessor module, a positioning module, a monitoring control module, a power supply module and a 5G communication module, the Beidou satellite communication module is used for communication through a Beidou satellite; the microprocessor module communicates with the data acquisition module, the Beidou satellite communication module, the positioning module, the monitoring control module and the 5G communication module, and the positioning module realizes more accurate navigation mark position information acquisition through dual-mode positioning of Beidou and GPS; the monitoring control module controls the navigation mark to execute corresponding operation according to a remote monitoring command of the Beidou satellite; the power supply module provides power for the navigation mark telemetering and remote control terminal, and the 5G communication module is used for communication through a 5G network. According to the utility model, the problem of limited communication is solved.

Description

Technical Field

[0001] The utility model relates to the technical field of monitoring, and in particular to a navigation mark telemetry and remote control terminal based on Beidou communication. Background Art

[0002] The telemetry and remote control terminal installed on the navigation mark is mainly used to realize the remote monitoring and management of the navigation mark (such as buoys, fixed marks, etc.). This terminal takes advantage of the Beidou satellite communication, such as wide signal coverage area, no influence of climate and environmental factors, real-time and efficient information transmission, etc., to provide a reliable and efficient solution for navigation mark management.

[0003] The working principle of the terminal is as follows: First, the telemetry and remote control terminals are installed on the navigation mark. These terminals can collect information such as the location information of the navigation mark, the working current and voltage data of the lighting equipment, the switch status of the lighting equipment, and the charging current of the solar panel. When a certain time interval is reached, a central query instruction is received, or an alarm occurs, the terminal will automatically package these data according to the communication protocol and send them to the communication module through the serial port. Then, the communication module uses the short message function of the Beidou satellite to send the data wirelessly. These data are sent to the communication server of the navigation mark management agency through the communication base station and the exchange center, and finally forwarded to the telemetry and remote control system monitoring platform on the navigation mark inspection system through the communication server.

[0004] However, the communication capacity and rate of the Beidou satellite communication system may be relatively limited, especially when a large amount of data needs to be transmitted, which may affect the performance of the navigation beacon telemetry and remote control terminal in real-time and high-frequency data transmission. Utility Model Content

[0005] The utility model provides a navigation mark telemetry and remote control terminal based on Beidou communication, which solves the problem of limited communication.

[0006] In order to achieve the purpose of the utility model, the technical solution adopted is: a beacon telemetry and remote control terminal based on Beidou communication, including a data acquisition module, a Beidou satellite communication module, a microprocessor module, a positioning module, a monitoring and control module, a power module and a 5G communication module, the data acquisition module is responsible for collecting relevant information of the beacon; the Beidou satellite communication module is used to communicate through Beidou satellite; the microprocessor module communicates with the data acquisition module, Beidou satellite communication module, positioning module, monitoring and control module and 5G communication module respectively, and the positioning module realizes more accurate acquisition of beacon location information through the dual-mode positioning of Beidou and GPS; the monitoring and control module controls the beacon to perform corresponding operations according to the remote monitoring command of the Beidou satellite; the power module provides power for the beacon telemetry and remote control terminal, and the 5G communication module is used to communicate through the 5G network.

[0007] As an optimization solution of the present utility model, the microprocessor module includes a microprocessor U1, and the microprocessor U1 is an STM32 microcontroller.

[0008] As an optimization solution of the utility model, the 5G communication module includes a 5G communication chip U2 and a SIM card circuit. The USIM1_DATA, USIM1_RST, and USIM1_CLK pins of the 5G communication chip U2 are respectively connected to the SIM card circuit, the NET_STA pin is used for the network indicator light circuit, the UART0_TXD pin is connected to the 30th pin of the microprocessor U1, the UART0_RXD pin is connected to the 29th pin of the microprocessor U1, and the MAIN_ANT pin of the 5G communication chip U2 is connected to the antenna.

[0009] As an optimization scheme of the utility model, the positioning module is a GPS Beidou positioning circuit, and the GPS Beidou positioning circuit includes a GPS / Beidou module, a resistor R1, an LED, a resistor R3, a resistor R4, a resistor R2, a diode D1 and a battery BAT. The resistor R1 and the LED are connected in series between the power supply VCC and the IPPS pin of the GPS / Beidou module, the resistor R2 and the diode D1 are connected in series between the V_BCKP pin of the GPS / Beidou module and the power supply VCC pin, the RXD pin of the GPS / Beidou module is connected to the 16th pin of the microprocessor U1, and the TXD pin of the GPS / Beidou module is connected to the 17th pin of the microprocessor U1.

[0010] As an optimization solution of the utility model, the power module includes a 12V to 3.3V power conversion circuit, the 12V to 3.3V power conversion circuit includes an LDO chip U13, a capacitor C54 and a capacitor C55, the capacitor C54 is connected between the VIN pin of the LDO chip U13 and the ground, the VOUT pin of the LDO chip U13 is grounded through the capacitor C55, and the OUT pin of the LDO chip U13 is grounded through the capacitor C55.

[0011] As an optimization solution of the utility model, the power module also includes a 5G module power control circuit, which includes a PMOS tube Q8 and an NMOS tube Q21, a resistor R59, a capacitor C25, a capacitor C20, a capacitor C19, a capacitor C18, a capacitor C26, a capacitor C30, a capacitor C29 and a capacitor C31, wherein the resistor R59 is connected between the gate and the source of the PMOS tube Q8, and the capacitors C25, C20, C19, C18, C26, C30, C29 and C31 are connected in parallel between the drain of the PMOS tube Q8 and the ground, and the gate of the PMOS tube Q8 is connected to the drain of the NMOS tube Q21.

[0012] The utility model has positive effects: 1) The utility model sets 5G communication and Beidou communication to complement each other, transmits a large amount of data and information faster, and can also ensure the continuity and stability of the signal, reduce signal interruption caused by network congestion, and improve the communication efficiency and speed of navigation beacon telemetry and remote control;

[0013] 2) The utility model is provided with a power supply module, which can shut down the power supply when the system is in sleep mode, thereby achieving the purpose of reducing power consumption. BRIEF DESCRIPTION OF THE DRAWINGS

[0014] The utility model is further described in detail below in conjunction with the accompanying drawings and specific implementation methods.

[0015] Figure 1 It is a principle block diagram of the utility model;

[0016] Figure 2 This is the circuit schematic diagram of the microprocessor module of the utility model;

[0017] Figure 3 This is a circuit schematic diagram of the 5G communication chip of the utility model;

[0018] Figure 4 It is a circuit schematic diagram of the SIM card circuit of the utility model;

[0019] Figure 5 This is the circuit schematic diagram of the utility model GPS Beidou positioning circuit;

[0020] Figure 6 This is the circuit principle diagram of the utility model 12V to 3.3V power conversion circuit;

[0021] Figure 7 This is a circuit schematic diagram of the 5G module power control circuit of the utility model.

[0022] Among them: 1. Data acquisition module, 2. Beidou satellite communication module, 3. Microprocessor module, 4. Positioning module, 5. Monitoring and control module, 6. Power module, 7. 5G communication module. DETAILED DESCRIPTION

[0023] like Figure 1As shown, the utility model discloses a navigation mark telemetry and remote control terminal based on Beidou communication, including a data acquisition module 1, a Beidou satellite communication module 2, a microprocessor module 3, a positioning module 4, a monitoring and control module 5, a power module 6 and a 5G communication module 7. The data acquisition module 1 is responsible for collecting relevant information of the navigation mark; the Beidou satellite communication module 2 is used to communicate through the Beidou satellite; the microprocessor module 3 communicates with the data acquisition module 1, the Beidou satellite communication module 2, the positioning module 4, the monitoring and control module 5 and the 5G communication module 7 respectively, and the positioning module 4 realizes more accurate navigation mark location information acquisition through the dual-mode positioning of Beidou and GPS; the monitoring and control module 5 controls the navigation mark to perform corresponding operations according to the remote monitoring command of the Beidou satellite; the power module 6 provides power for the navigation mark telemetry and remote control terminal, and the 5G communication module 7 is used to communicate through the 5G network. Among them, the relevant information of the navigation mark includes the latitude and longitude information of the navigation mark, the current and voltage data of the lighting equipment and the switch status. Although the Beidou satellite communication module 2 has advantages such as wide coverage, its communication capacity is limited and cannot meet the needs of large-capacity data transmission. By using the 5G communication module 7, signal transmission is ensured to be uninterrupted, the speed and efficiency of communication are improved, and the communication delay is reduced.

[0024] like Figure 2 As shown, the microprocessor module 3 includes a microprocessor U1, and the microprocessor U1 is an STM32 microcontroller, specifically STM32F103RCT6.

[0025] like Figure 3 As shown, the 5G communication module includes a 5G communication chip U2 and a SIM card circuit. The USIM1_DATA, USIM1_RST, and USIM1_CLK pins of the 5G communication chip U2 are respectively connected to the SIM card circuit, the NET_STA pin is used for the network indicator light circuit, the UART0_TXD pin is connected to the 30th pin of the microprocessor U1, the UART0_RXD pin is connected to the 29th pin of the microprocessor U1, and the MAIN_ANT pin of the 5G communication chip U2 is connected to the antenna. Among them: the 5G communication chip U2 is an LTE Cat1 module ML302, which supports TD-LTE / FDD-LTE communication standards and adopts LCC+LGA packaging. It has a wealth of Internet protocols, industry standard interfaces and functions. The power supply voltage range of ML302 is 3.3~4.3V, and the operating temperature is -40℃~85℃. Figure 4 As shown in the figure, the networking function is realized by matching the SIM card circuit. D9 is an electrostatic discharge (ESD) protection device. The VCC pin in the SIM card slot is the power supply for the USIM card, with a maximum load capacity of 30mA, and it is forbidden to use it for other purposes. Adding electrostatic discharge (ESD) protection devices in the circuit design is to ensure that the system can be used in complex electromagnetic environments.

[0026] like Figure 5 Described, positioning module 4 is GPS Beidou positioning circuit, GPS Beidou positioning circuit includes GPS / Beidou module, resistor R1, LED, resistor R3, resistor R4, resistor R2, diode D1 and battery BAT, resistor R1 and LED are connected in series between power supply VCC and IPPS pin of GPS / Beidou module, resistor R2 and diode D1 are connected in series between V_BCKP pin (backup power supply) and power supply VCC pin of GPS / Beidou module, RXD pin of GPS / Beidou module is connected with the 16th pin of microprocessor U1, and TXD pin of GPS / Beidou module is connected with the 17th pin of microprocessor U1. GPS / Beidou module is ATK-S1216F8-BD GPS / Beidou positioning module, accurate positioning, good performance. There are 167 communication channels in total for this module, and the sensitivity of module can reach -165dBm. Data acquisition module 1 mainly pays attention to the operating state parameters of navigation mark through the latitude and longitude information of navigation mark, while positioning module 4 focuses on determining the precise position of navigation mark.

[0027] Since the Beidou satellite communication module 2 requires 12V power supply, and the 5G communication chip U2 requires 3.3V power supply, power conversion is required. Figure 6 As shown, the power module 6 includes a 12V to 3.3V power conversion circuit, and the 12V to 3.3V power conversion circuit includes an LDO chip U13, a capacitor C54 and a capacitor C55. The capacitor C54 is connected between the VIN pin of the LDO chip U13 and the ground, the VOUT pin of the LDO chip U13 is grounded through the capacitor C55, and the OUT pin of the LDO chip U13 is grounded through the capacitor C55.

[0028] like Figure 7As shown, the power module 6 also includes a 5G module power control circuit, which includes a PMOS tube Q8 and an NMOS tube Q21, a resistor R59, a capacitor C25, a capacitor C20, a capacitor C19, a capacitor C18, a capacitor C26, a capacitor C30, a capacitor C29 and a capacitor C31, wherein the resistor R59 is connected between the gate and the source of the PMOS tube Q8, and the capacitors C25, C20, C19, C18, C26, C30, C29 and C31 are connected in parallel between the drain of the PMOS tube Q8 and the ground, and the gate of the PMOS tube Q8 is connected to the drain of the NMOS tube Q21. The NMOS tube is used in conjunction with the PMOS tube to achieve the purpose of controlling the on-off of the current. The gate of the NMOS tube is connected to the pin of the microprocessor U1, which outputs a high level, and the circuit is turned on, otherwise it is turned off. Using the 5G module power control circuit, the power supply can be turned off when the system is dormant, thereby achieving the purpose of reducing power consumption. Considering that voltage fluctuations will affect the operating status of the ML302 module, multiple capacitors are connected in parallel at the power output port to make the voltage output more stable and buffer the system startup current to make the current tend to be stable.

[0029] The specific embodiments described above further illustrate the purpose, technical solutions and beneficial effects of the present invention. It should be understood that the above description is only a specific embodiment of the present invention and is not intended to limit the present invention. Any modifications, equivalent substitutions, improvements, etc. made within the spirit and principles of the present invention should be included in the protection scope of the present invention.

Claims

1. A navigation beacon telemetry and remote control terminal based on Beidou communication, characterized in that: The invention comprises a data acquisition module (1), a Beidou satellite communication module (2), a microprocessor module (3), a positioning module (4), a monitoring and control module (5), a power module (6) and a 5G communication module (7), wherein the data acquisition module (1) is responsible for collecting relevant information of the navigation mark; the Beidou satellite communication module (2) is used for communicating via the Beidou satellite; the microprocessor module (3) communicates with the data acquisition module (1), the Beidou satellite communication module (2), the positioning module (4), the monitoring and control module (5) and the 5G communication module (7) respectively; the positioning module (4) realizes more accurate acquisition of navigation mark position information through the dual-mode positioning of Beidou and GPS; the monitoring and control module (5) controls the navigation mark to perform corresponding operations according to the remote monitoring command of the Beidou satellite; the power module (6) provides power for the navigation mark telemetry and remote control terminal; and the 5G communication module (7) is used for communicating via the 5G network.

2. The navigation beacon telemetry and remote control terminal based on Beidou communication according to claim 1, characterized in that: The microprocessor module (3) comprises a microprocessor U1, and the microprocessor U1 is an STM32 microcontroller.

3. The navigation beacon telemetry and remote control terminal based on Beidou communication according to claim 2, characterized in that: The 5G communication module includes a 5G communication chip U2 and a SIM card circuit. The USIM1_DATA, USIM1_RST, and USIM1_CLK pins of the 5G communication chip U2 are respectively connected to the SIM card circuit, the NET_STA pin is used for the network indicator light circuit, the UART0_TXD pin is connected to the 30th pin of the microprocessor U1, the UART0_RXD pin is connected to the 29th pin of the microprocessor U1, and the MAIN_ANT pin of the 5G communication chip U2 is connected to the antenna.

4. The navigation beacon telemetry and remote control terminal based on Beidou communication according to claim 3, characterized in that: The positioning module (4) is a GPS Beidou positioning circuit, which comprises a GPS / Beidou module, a resistor R1, an LED, a resistor R3, a resistor R4, a resistor R2, a diode D1 and a battery BAT, wherein the resistor R1 and the LED are connected in series between a power source VCC and an IPPS pin of the GPS / Beidou module, the resistor R2 and the diode D1 are connected in series between a V_BCKP pin of the GPS / Beidou module and a power source VCC pin, the RXD pin of the GPS / Beidou module is connected to the 16th pin of the microprocessor U1, and the TXD pin of the GPS / Beidou module is connected to the 17th pin of the microprocessor U1.

5. The navigation beacon telemetry and remote control terminal based on Beidou communication according to claim 4, characterized in that: The power module (6) includes a 12V to 3.3V power conversion circuit, which includes an LDO chip U13, a capacitor C54 and a capacitor C55. The capacitor C54 is connected between the VIN pin of the LDO chip U13 and the ground, the VOUT pin of the LDO chip U13 is grounded through the capacitor C55, and the OUT pin of the LDO chip U13 is grounded through the capacitor C55.

6. The navigation beacon telemetry and remote control terminal based on Beidou communication according to claim 5, characterized in that: The power module (6) also includes a 5G module power control circuit, which includes a PMOS tube Q8 and an NMOS tube Q21, a resistor R59, a capacitor C25, a capacitor C20, a capacitor C19, a capacitor C18, a capacitor C26, a capacitor C30, a capacitor C29 and a capacitor C31, wherein the resistor R59 is connected between the gate and the source of the PMOS tube Q8, the capacitors C25, C20, C19, C18, C26, C30, C29 and C31 are connected in parallel between the drain of the PMOS tube Q8 and the ground, and the gate of the PMOS tube Q8 is connected to the drain of the NMOS tube Q21.

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