Communication device for sturgeon positioning

Abstract

The utility model relates to a sturgeon positioning communication device, which comprises a transmitting end, a receiving end and a remote computer, and is characterized in that a power supply, a power supply conditioning module, a transmitting end central processing unit, a transmitting end signal processing module and a transmitting end ultrasonic probe module are arranged in the transmitting end; a power supply, a power supply conditioning module, a receiving end ultrasonic probe module, a receiving end signal processing module, a receiving end central processing unit and a Lora sending module are arranged in the receiving end, and a Lora receiving module and a PC host are arranged in the remote computer. According to the communication device for sturgeon positioning, data are received in real time through the multiple receiving ends and forwarded to the remote server through the Lora sending module, and the functions of communication, positioning, fish school quantity analysis and the like of sturgeons in the water area position are achieved.

Description

Technical Field

[0001] The utility model relates to the technical field of sturgeon positioning, in particular to a communication device for sturgeon positioning. Background Art

[0002] The Chinese sturgeon is a critically endangered species. Due to its important ecological value and scientific research significance, its protection and research are particularly important, including monitoring its activity tracks and living habits.

[0003] Traditional sturgeon marking methods rely on accidental capture or active recovery, and have low data collection efficiency. They may miss a lot of valuable behavior and migration information, and cannot monitor the location changes of sturgeons in real time. It is difficult to respond to rapid environmental changes or emergency protection needs. They can only provide individual existence information, but cannot reveal important ecological characteristics of sturgeons such as vertical distribution and swimming behavior in water bodies. Some marking methods may cause physical damage to sturgeons, increase the risk of infection or change their natural behavior. Therefore, a sturgeon positioning communication device is proposed to solve the above problems. Utility Model Content

[0004] In order to solve the shortcomings of the current technology, the utility model combines the existing technology and provides a communication device for sturgeon positioning from the perspective of practical application, which can realize the positioning of sturgeons and is suitable for the rapidly developing Internet of Things technology.

[0005] To achieve the above-mentioned purpose, the utility model provides the following technical solutions: a communication device for locating sturgeons, which is divided into a transmitting end, a receiving end and a remote computer. The transmitting end has a power supply, a power conditioning module, a transmitting end central processing unit, a transmitting end signal processing module, and a transmitting end ultrasonic probe module. The receiving end has a power supply, a power conditioning module, a receiving end ultrasonic probe module, a receiving end signal processing module, a receiving end central processing unit and a Lora sending module. The remote computer has a Lora receiving module and a PC host.

[0006] The transmitting end central processing unit is electrically connected to the power conditioning module and the signal processing module respectively, and is used to generate a serial port data with a sturgeon ID and a 35KHz PWM wave, which are transmitted to the transmitting end ultrasonic probe module after being carrier, amplified and isolated by the signal processing module;

[0007] The transmitting end ultrasonic probe module is electrically connected to the power conditioning module and the signal processing module respectively, and is used to receive the electrical signal sent by the signal processing module and convert it into an ultrasonic signal;

[0008] The receiving end ultrasonic probe module is electrically connected to the receiving end signal processing module, and is used to receive ultrasonic signals and convert them into electrical signals for the receiving end signal processing module;

[0009] The receiving end signal processing module is electrically connected to the receiving end central processing unit, and is used to detect the received signal, complete the amplification, filtering and comparison functions, and convert it into a serial port signal to be sent to the receiving end central processing unit;

[0010] The receiving end central processing unit is electrically connected to the power conditioning module, the receiving end signal processing module and the Lora sending module respectively, and is used to receive the serial port signal and identify the ID of the sturgeon, determine the number of fish schools and send the number information, time and the specific location of the receiving end to the Lora sending module;

[0011] The Lora sending module is used to send out the information sent by the central processing unit of the receiving end;

[0012] The transmitting end and the receiving end power supply are 5V power supplies, which are electrically connected to the power conditioning module to supply power to the power conditioning module;

[0013] The transmitting end and receiving end power conditioning modules are used to generate a 3.3V voltage to supply power to the central processing unit;

[0014] The Lora receiving module is electrically connected to the PC host and is used to receive information sent by the Lora sending module and transmit it to the PC host.

[0015] Furthermore, the transmitting end signal processing module is a circuit composed of a SN74LVC1 G08DBVR chip, a transistor BC817, a transistor BCP51 and a solid-state relay G3VM, which is used to receive a serial port data and a 35KHz PWM wave sent by the transmitting end central processing unit, and the SN74LVC1 G08DBVR chip performs a logic AND operation to complete the carrier, the transistor BC817 and the transistor BCP51 complete further power amplification, the solid-state relay G3VM performs carrier signal isolation and protection, and finally sends it to the transmitting end ultrasonic probe module.

[0016] Furthermore, the receiving end signal processing module is a circuit composed of a transistor 9013, an operational amplifier MC33078, a logarithmic amplifier AD8310 and an operational amplifier LM358, which is used to send the received electrical signal to the operational amplifier MC33078 for bandpass filtering after current amplification by the transistor 9013, and then further amplified by the logarithmic amplifier AD8310 and the first operational amplifier of LM358, compared by the second operational amplifier of LM358, and finally sent to the receiving end central processing unit.

[0017] Furthermore, the transmitting end central processing unit is an MSP430 chip, and the receiving end central processing unit is an STM32F103 chip.

[0018] Furthermore, the power conditioning modules at the transmitting end and the receiving end are AMS1117 chips that convert 5V to 3.3V.

[0019] Furthermore, the Lora sending module and the Lora receiving module are both E34-2G4H20D type modules.

[0020] Furthermore, the transmitting end ultrasonic probe module and the receiving end ultrasonic probe module are both customized miniaturized 35Khz probes.

[0021] Compared with the prior art, the technical solution of this application has the following beneficial effects:

[0022] The communication device for positioning sturgeons receives data in real time through multiple receiving terminals and forwards data to a remote server through the Lora module, thus realizing functions such as communication, positioning, and fish population analysis of the sturgeons in the water area. BRIEF DESCRIPTION OF THE DRAWINGS

[0023] Figure 1 It is a schematic diagram of the structure of the utility model;

[0024] Figure 2 It is a flowchart of the utility model.

[0025] Figure 3 This is a circuit diagram of a power conditioning module of the utility model;

[0026] Figure 4 It is a circuit diagram of the central processing unit of the transmitting end of the utility model;

[0027] Figure 5 This is the best embodiment of the utility model transmitter signal processing module circuit diagram;

[0028] Fig. 6A and Figure 6B It is a circuit diagram of a receiving end signal processing module in the best implementation mode of the utility model;

[0029] Figure 7 It is a circuit diagram of a central processing unit at a receiving end in the best implementation mode of the utility model.

[0030] Figure 8 This is the circuit diagram of the LoRa sending module in the best implementation mode of the utility model; DETAILED DESCRIPTION

[0031] The following will be combined with the drawings in the embodiments of the utility model to clearly and completely describe the technical solutions in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, not all of the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the utility model.

[0032] See also Figure 1-8 , a communication device for sturgeon positioning in this embodiment includes a transmitting end, a receiving end and a remote computer.

[0033] like Figure 1 , 2 As shown, the communication device for sturgeon positioning is composed of a transmitter, a receiver and a remote computer. The transmitter is composed of a power supply, a power conditioning module, a transmitter central processing unit, a transmitter signal processing module, and a transmitter ultrasonic probe module. The receiver is composed of a power supply, a power conditioning module, a receiver ultrasonic probe module, a receiver signal processing module, a receiver central processing unit and a Lora sending module. The purpose is to install the transmitter with different ID numbers on the corresponding sturgeon fins, send out signals and amplify the carrier to become an ultrasonic signal, the receiver receives the ultrasonic signal and converts it into an electrical signal through the receiver ultrasonic probe module, and then the received electrical signal is processed by amplification, filtering and comparison, and finally the processed signal is sent to the receiver central processing unit for further analysis and Lora forwarding. Each sturgeon is installed with a transmitter, and multiple transmitters can communicate with multiple receivers at the same time. The receiver is sent to the remote computer for analysis through Lora. The remote computer realizes the communication, positioning, fish population analysis and other functions of the sturgeon in the water area according to the analysis of the transmitter ID number, time and the position of the receiver.

[0034] like Figure 3 The power conditioning module is a 5V to 3.3V AMS1117 chip, which supplies power to the transmitter central processing unit, transmitter signal processing module, transmitter ultrasonic probe module, receiver ultrasonic probe module, receiver signal processing module, receiver central processing unit and Lora transmitter module.

[0035] Among them, 5V is connected to the third pin of the ASM1117-3.3 chip (U5); the first ends of the seventh capacitor (C7) and the eighth capacitor (C8) are connected to the third pin of the ASM1117-3.3 chip (U5); the second ends of the seventh capacitor (C7) and the eighth capacitor (C8) are grounded (GND); the first pin of the ASM1117-3.3 chip (U1) is grounded (GND); the second pin and the fourth pin of the ASM1117-3.3 chip (U5) are connected to the first ends of the ninth capacitor (C9) and the tenth capacitor (C10); the second ends of the ninth capacitor (C9) and the tenth capacitor (C10) are grounded (GND).

[0036] like Figure 4 The central processing unit of the transmitter uses TI's high-performance MSP430FR2433 microcontroller as the main control, sets the ID number and sends it through the serial port, and generates a 35KHz PWM wave for the ultrasonic electrical signal carrier; among them, the P1.4 pin of the MSP430FR2433 microcontroller is connected to the first pin of the SN74LVC1 G08DBVR chip (U2); the P1.6 pin of the MSP430FR2433 microcontroller is connected to the second pin of the SN74LVC1 G08DBVR chip (U2).

[0037] like Figure 5 ,The transmitting end signal processing module is composed of the SN74LVC1G08DBVR chip, the transistor BC817, the transistor BCP51 and the solid-state relay G3VM, which is used to carry, amplify and isolate the serial data and 35KHz PWM wave sent by the transmitting end central processing unit, and drive the transmitting end ultrasonic probe module T1 to emit ultrasonic waves.

[0038] Among them, the first pin of the SN74LVC1G08DBVR chip (U2) is connected to the P1.4 pin of the MSP430FR2433 microcontroller; the second pin of the SN74LVC1G08DBVR chip (U2) is connected to the P1.6 pin of the MSP430FR2433 microcontroller; the third pin of the SN74LVC1G08DBVR chip (U2) is grounded (GND); The fifth pin of the G08DBVR chip (U2) is connected to 3.3V; the fourth pin of the SN74LVC1G08DBVR chip (U2) is connected to the first end of the eighth resistor (R8); the second end of the eighth resistor (R8) is connected to the first pin of the transistor BC817 (Q1); the third pin of the transistor BC817 (Q1) is grounded (GND); the second pin of the transistor BC817 (Q1) is connected to the first end of the fourth resistor (R4); the second end of the fourth resistor (R4) is respectively connected to the first end of the fifth resistor (R5) and the first pin of the transistor BCP51 (Q2); the second end of the fifth resistor (R5) and the third pin of the transistor BCP51 (Q2) are connected to 5V; the transistor BCP5 The second and fourth pins of 1 (Q2) are connected to the first end of the sixth resistor (R6); the second end of the sixth resistor (R6) is connected to the fourth pin of the solid-state relay G3VM; the third pin of the solid-state relay G3VM is connected to the first end of the eighth resistor (R8) and the first end of the transmitting end ultrasonic probe module (T1); the second end of the transmitting end ultrasonic probe module (T1) is connected to the first end of the ninth resistor (R9); the first pin of the solid-state relay G3VM is connected to 5V; the second pin of the solid-state relay G3VM is connected to the first end of the seventh resistor (R7); the second end of the seventh resistor (R7), the second end of the eighth resistor (R8), and the second end of the ninth resistor (R9) are respectively connected to the ground (GND).

[0039] like Fig. 6A and Figure 6B The signal processing module at the receiving end is a circuit composed of transistor 9013, operational amplifier MC33078, logarithmic amplifier AD8310 and operational amplifier LM358. It is used to amplify, filter and compare the high-frequency signal received by the ultrasonic probe module T2 at the receiving end, and finally restore the data to the central processing unit at the receiving end.

[0040] Among them, the first end of the receiving end ultrasonic probe module (T2) is connected to the first end of the forty-fourth resistor (R44); the second end of the receiving end ultrasonic probe module (T2) is connected to the first end of the twenty-third resistor (R23), the second end of the third diode (D3), and the first end of the fourth diode (D4); the second end of the twenty-third resistor (R23) is grounded (GND); the second end of the forty-fourth resistor (R44) is connected to the first end of the sixteenth resistor (R16); the second end of the sixteenth resistor (R16) is connected to the first end of the third diode (D3), the second end of the fourth diode (D4), and the first end of the seventeenth resistor (R17); the second end of the seventeenth resistor (R17) is connected to the first end of the twenty-ninth capacitor (C29); end; the second end of the twenty-ninth capacitor (C29) is connected to the first end of the eighteenth resistor (R18); the second end of the eighteenth resistor (R18) is connected to the first end of the fourteenth resistor (R14) and the first pin of the transistor 9013 (Q1); the second end of the fourteenth resistor (R14) is connected to the first end of the eighth resistor (R8), the third pin of the transistor 9013 (Q1), and the first end of the twentieth capacitor (C20); the second end of the eighth resistor (R8) is connected to the first end of the nineteenth capacitor (C19) and 5V; the second end of the nineteenth capacitor (C19); the second pin of the transistor 9013 (Q1) is connected to the ground (GND); the second pin of the transistor 9013 (Q1) is connected to the first end of the twenty-second resistor (R22) ; the second end of the 22nd resistor (R22) is connected to the ground (GND); the second end of the 20th capacitor (C20) is connected to the first end of the 12th resistor (R12); the second end of the 12th resistor (R12) is respectively connected to the first end of the 9th resistor (R9), the first end of the 17th capacitor (C17), and the first end of the 21st capacitor (C21); the second end of the 9th resistor (R9) is connected to the ground (GND); the second end of the 21st capacitor (C21) is connected to the first end of the 11th resistor (R11) and the sixth pin of the operational amplifier MC33078 (U3); the second end of the 11th resistor (R11) is connected to the second end of the 17th capacitor (C17) and the seventh pin of the operational amplifier MC33078 (U3); The fifth pin of the amplifier MC33078 (U3) is connected to the first end of the twentieth resistor (R20), the first end of the thirty-first capacitor (C31), the first end of the nineteenth resistor (R19), and the third pin of the operational amplifier MC33078 (U3); the second end of the twentieth resistor (R20) and the second end of the thirty-first capacitor (C31) are grounded (GND); the second end of the nineteenth resistor (R19) is connected to the first end of the thirty-fourth resistor (R34), the eighth pin of the operational amplifier MC33078 (U3), the first end of the thirty-third capacitor (C33), and the first end of the thirty-second capacitor (C32); the second end of the thirty-third capacitor (C33) and the second end of the thirty-second capacitor (C32) are grounded (GND);The second end of the thirty-fourth resistor (R34) is connected to 5V; the seventh pin of the operational amplifier MC33078 (U3) is connected to the first end of the twenty-fourth capacitor (C24); the second end of the twenty-fourth capacitor (C24) is connected to the first end of the thirteenth resistor (R13); the second end of the thirteenth resistor (R13) is connected to the first end of the twenty-fifth capacitor (C25), the first end of the fifteenth capacitor (C15), and the first end of the sixth resistor (R6); the second end of the sixth resistor (R6) is grounded (GND); the second end of the twenty-fifth capacitor (C25) is connected to the first end of the tenth resistor (R10) and the second pin of the operational amplifier MC33078 (U3); the fourth pin of the operational amplifier MC33078 (U3) is grounded (GND); the second end of the tenth resistor (R10) is connected to the second end of the fifteenth capacitor (C15), the first pin of the operational amplifier MC33078 (U3), and the first end of the fifteenth resistor (R15); the second end of the fifteenth resistor (R15) is connected to the first end of the twenty-seventh capacitor (C27) and the first end of the twenty-first resistor (R21); the second end of the twenty-seventh capacitor (C27) is connected to the eighth pin of the logarithmic amplifier AD8310 (U4); the seventh pin of the logarithmic amplifier AD8310 (U4) is connected to the fifth pin of the logarithmic amplifier AD8310 (U4), the first end of the sixteenth capacitor (C16), and the first end of the seventh resistor (R7); the second end of the seventh resistor (R7) is connected to 5V; The sixth pin of the logarithmic amplifier AD8310 (U4) is connected to the first end of the 22nd capacitor (C22); the second end of the 22nd capacitor (C22) and the second end of the 16th capacitor (C16) are grounded (GND); the second end of the 21st resistor (R21) and the first end of the 30th capacitor (C30) are grounded (GND); the second end of the 30th capacitor (C30) is connected to the first pin of the logarithmic amplifier AD8310 (U4); the third pin of the logarithmic amplifier AD8310 (U4) is connected to the first end of the 23rd capacitor (C23); the second end of the 23rd capacitor (C23) is connected to the second pin of the logarithmic amplifier AD8310 (U4); the fourth pin of the logarithmic amplifier AD8310 (U4) is connected to the The first end of the eighteenth capacitor (C18) is connected; the second end of the eighteenth capacitor (C18) is connected to the first end of the thirtieth resistor (R30); the second end of the thirtieth resistor (R30) is connected to the first end of the thirty-first resistor (R31) and the third pin of the operational amplifier LM358 (U5); the second end of the thirty-first resistor (R31) is grounded (GND); the eighth pin of the operational amplifier LM358 (U5) is connected to 5V; the fourth pin of the operational amplifier LM358 (U5) is grounded (GND); the second pin of the operational amplifier LM358 (U5) is connected to the first end of the twenty-seventh resistor (R27) and the first end of the twenty-fifth resistor (R25); the second end of the twenty-seventh resistor (R27) is grounded (GND);The first pin of the operational amplifier LM358 (U5) is connected to the second end of the 25th resistor (R25) and the first end of the 28th resistor (R28); the second end of the 28th resistor (R28) is connected to the first end of the 29th resistor (R29) and the first end of the 35th capacitor (C35); the second end of the 35th capacitor (C35) is grounded (GND); the second end of the 29th resistor (R29) is connected to the fifth pin of the operational amplifier LM358 (U5); the sixth pin of the operational amplifier LM358 (U5) is connected to the first end of the 24th resistor (R24) and the first end of the 26th resistor (R26); the second end of the 24th resistor (R24) is connected to 5V; the second end of the 26th resistor (R26) is grounded (GND); the seventh pin of the operational amplifier LM358 (U5) is connected to the serial port input of the central processing unit at the receiving end. ;

[0041] like Figure 7 The receiving end central processing unit uses ST's high-performance STM32F103C8T6 microcontroller as the main control, receives and restores the ID information sent by the transmitter, and then sends the information to the remote computer through the LoRa sending module; among them, the PA10 pin of the STM32F103C8T6 microcontroller is connected to the seventh pin of the operational amplifier LM358 (U5); the PB10 pin USART3_TX of the STM32F103C8T6 microcontroller is connected to the RX of the LoRa sending module, and the PB11 pin USART3_RX is connected to the TX of the Lora sending module.

[0042] like Figure 8 , LoRa sending module, used to send and receive information. Among them, the RX of P25's 3rd pin is connected to the PB10 pin of the microcontroller USART3_TX, and the TX of P25's 4th pin is connected to the PB11 pin of the microcontroller USART3_RX. The power supply pin 6 of P25 is connected to 3.3V, and the pin 7 is connected to GND.

[0043] The working principle of the above embodiment is:

[0044] When in use, a communication transmitter is deployed on each sturgeon fish, so that the number of fish can be accurately located. At this time, the central processing unit of the transmitter controls the signal processing module of the transmitter to generate high-frequency signals and drive the ultrasonic probe of the transmitter to emit sound waves. Then the ultrasonic probe of the receiving end receives the ultrasonic signal and converts it into an electrical signal. The electrical signal is then amplified, filtered and compared, and finally the processed signal is sent to the central processing unit of the receiving end for further analysis. The final data is transmitted to the host computer through the receiving end, and the host computer records the location, number and other data of the fish school.

[0045] It should be noted that, in this article, relational terms such as first and second, etc. are only used to distinguish one entity or operation from another entity or operation, and do not necessarily require or imply any such actual relationship or order between these entities or operations. Moreover, the terms "include", "comprise" or any other variants thereof are intended to cover non-exclusive inclusion, so that a process, method, article or device including a series of elements includes not only those elements, but also other elements not explicitly listed, or also includes elements inherent to such process, method, article or device. In the absence of further restrictions, the elements defined by the sentence "comprise a ..." do not exclude the existence of other identical elements in the process, method, article or device including the elements.

[0046] Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that various changes, modifications, substitutions and variations may be made to the embodiments without departing from the principles and spirit of the present invention, and that the scope of the present invention is defined by the appended claims and their equivalents.

Claims

1. A communication device for locating sturgeons, comprising a transmitting end, a receiving end and a remote computer, characterized in that: The transmitting end has a power supply, a power conditioning module, a transmitting end central processing unit, a transmitting end signal processing module, and a transmitting end ultrasonic probe module. The receiving end has a power supply, a power conditioning module, a receiving end ultrasonic probe module, a receiving end signal processing module, a receiving end central processing unit, and a Lora sending module. The remote computer has a Lora receiving module and a PC host. The transmitting end central processing unit is electrically connected to the power conditioning module and the signal processing module respectively, and is used to generate a serial port data with a sturgeon ID and a 35KHz PWM wave, which are transmitted to the transmitting end ultrasonic probe module after being carrier, amplified and isolated by the signal processing module; The transmitting end ultrasonic probe module is electrically connected to the power conditioning module and the signal processing module respectively, and is used to receive the electrical signal sent by the signal processing module and convert it into an ultrasonic signal; The receiving end ultrasonic probe module is electrically connected to the receiving end signal processing module, and is used to receive ultrasonic signals and convert them into electrical signals for the receiving end signal processing module; The receiving end signal processing module is electrically connected to the receiving end central processing unit, and is used to detect the received signal, complete the amplification, filtering and comparison functions, and convert it into a serial port signal to be sent to the receiving end central processing unit; The receiving end central processing unit is electrically connected to the power conditioning module, the receiving end signal processing module and the Lora sending module respectively, and is used to receive the serial port signal and identify the ID of the sturgeon, determine the number of fish schools and send the number information, time and the specific location of the receiving end to the Lora sending module; The Lora sending module is used to send out the information sent by the central processing unit of the receiving end; The transmitting end and the receiving end power supply are 5V power supplies, which are electrically connected to the power conditioning module to supply power to the power conditioning module; The transmitting end and receiving end power conditioning modules are used to generate a 3.3V voltage to supply power to the central processing unit; The Lora receiving module is electrically connected to the PC host and is used to receive information sent by the Lora sending module and transmit it to the PC host.

2. A communication device for locating sturgeons according to claim 1, characterized in that: The transmitting end signal processing module is a circuit composed of a SN74LVC1 G08DBVR chip, a transistor BC817, a transistor BCP51 and a solid-state relay G3VM, which is used to receive a serial port data and a 35KHz PWM wave sent by the transmitting end central processing unit, and the SN74LVC1G08DBVR chip performs a logic AND operation to complete the carrier, the transistor BC817 and the transistor BCP51 complete the further power amplification, the solid-state relay G3VM performs carrier signal isolation and protection, and finally sends it to the transmitting end ultrasonic probe module.

3. A communication device for locating sturgeons according to claim 1, characterized in that: The central processing unit of the transmitting end is an MSP430 chip, and the central processing unit of the receiving end is an STM32F103 chip.

4. A communication device for locating sturgeons according to claim 1, characterized in that: The power conditioning module is an AMS1117 chip that converts 5V to 3.3V.

5. A communication device for locating sturgeons according to claim 1, characterized in that: The Lora sending module and the Lora receiving module are both E34-2G4H20D modules.

6. A communication device for locating sturgeons according to claim 1, characterized in that: The transmitting end ultrasonic probe module and the receiving end ultrasonic probe module are both customized miniaturized 35Khz probes.

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