Fishing gear management system and method based on radio frequency identification

Abstract

The invention discloses a fishing gear management system and method based on radio frequency identification, and relates to the technical field of fishing gear management, and the system comprises an electronic tag which is used for storing fishing gear information; the reader is used for transmitting a wireless radio frequency signal to activate the electronic tag so as to read and display the fishing gear information; the data information processing module is used for processing, storing and inquiring fishing gear information; and the communication module is used for data interaction between the data information processing module and other modules. According to the technical scheme of the invention, the monitoring function of the operation fishing gear and the tracing function of the abandoned fishing gear can be realized, and the method has a high application value.

Description

Technical Field

[0001] The present invention relates to the technical field of fishing gear management, and in particular to a fishing gear management system and method based on wireless radio frequency identification. Background Art

[0002] In recent years, as society pays more and more attention to marine environmental protection, how to balance the relationship between marine ecology and fishery development has become a major problem in the process of social development. Fishing gear is an indispensable production tool in the process of marine operations. How to regulate the use of fishing gear and how to reduce the abandonment rate of fishing gear are crucial to the marine environment, navigation safety and the diversity of marine species. In order to achieve standardized management of fishing gear, the prerequisite is to be able to obtain various types of information on fishing gear in a timely manner, so as to strengthen the awareness of marine fishermen to standardize the use of fishing gear and reduce the abandonment of fishing gear. Therefore, the development of a simple and efficient method that can identify various types of information on fishing gear and manage fishing gear information is imminent.

[0003] Currently, most existing methods for identifying and managing fishing gear information rely on manual work, with specialized managers collecting and distributing fishing gear on a regular basis, or relying on special identification to determine the ownership of fishing gear. These methods have great limitations. Therefore, based on this problem, this application proposes a fishing gear management system and method based on wireless radio frequency identification. Summary of the invention

[0004] Technical Purpose In order to solve the above problems, the purpose of the present invention is to provide a fishing gear management system and method based on wireless radio frequency identification, which solves the problem that various types of information on fishing gear are difficult to obtain in a timely manner. The system and method have a wide range of application scenarios, realize the supervision function of operating fishing gear and the traceability function of abandoned fishing gear, standardize the use process of fishing gear, and provide scientific support for the standardization of mesh size and fishing gear recycling.

[0005] Technical Solution In order to achieve the above-mentioned purpose, the present invention provides a fishing gear management system and method based on wireless radio frequency identification, which activates the electronic tag on the fishing gear by transmitting a wireless radio frequency signal through a reader, and identifies the fishing gear according to the received fishing gear information, thereby realizing the supervision function of the operating fishing gear and the traceability function of the abandoned fishing gear.

[0006] In a first aspect, the present invention provides a fishing gear management system based on wireless radio frequency identification, comprising: Electronic tags to store fishing gear information; The reader activates the electronic tag by transmitting a radio frequency signal to read and display the fishing gear information; Data information processing module, used for processing, storing and querying fishing gear information; The communication module is used for data interaction between the data information processing module and other modules.

[0007] Furthermore, the electronic tag is externally wrapped with a waterproof shell, and the waterproof shell has a non-detachable snap-on structure.

[0008] Furthermore, the fishing gear information stored in the electronic tag includes the unique identification code of the electronic tag, the fishing gear code generated according to preset rules, the type of fishing gear, the length of the fishing line, the minimum mesh size, the material of the fishing gear, the operation method, the manufacturer and the user information.

[0009] Furthermore, the fishing gear information is entered into the system through the data information processing module, and is further transmitted to the electronic tag through the communication module.

[0010] Furthermore, the system also includes a wireless sensor network module, which is composed of multiple sensor nodes, which are deployed at different locations of the fishing gear to detect environmental parameters around the fishing gear. It can detect fishery environmental data in real time, providing a scientific basis for fishery management; it reduces labor costs and operating costs through automation and intelligence; its distributed characteristics help improve the reliability and stability of the system, and even if some nodes fail, the entire network can still work normally.

[0011] In a second aspect, the present invention further provides a fishing gear management method based on wireless radio frequency identification, the method is based on the system described in the first aspect, and comprises: Install electronic tags on fishing gear that store information about the fishing gear; The reader transmits a radio frequency signal to activate the electronic tag to read and display the fishing gear information; Transmitting the unique identification code of the electronic tag to the data information processing module through the communication module; The data information processing module queries the fishing gear information according to the unique identification code of the received electronic tag.

[0012] Furthermore, the reader activates the electronic tag by transmitting a radio frequency signal to read and display the fishing gear information, specifically including: the reader continuously transmits a radio frequency signal of a specific frequency to the outside world, and the electronic tag is activated when it enters the radio frequency signal range emitted by the reader, and after being activated, it transmits the fishing gear information stored in itself to the reader, and the reader displays the received fishing gear information. It tracks the owner of the fishing gear through the fishing gear information stored in the electronic tag, which helps to reduce the phenomenon that lost or abandoned fishing gear continues to capture marine life, and can improve the awareness of fishermen to properly manage fishing gear; the electronic tag using radio frequency identification technology can be used in harsh marine environments due to its waterproof and anti-magnetic characteristics, reducing the probability of loss of fishing gear information.

[0013] Furthermore, the system also includes an anti-collision module based on tag grouping, which groups the electronic tags and identifies the tags in the tag group in batches according to the binary tree search algorithm. The anti-collision module can be used to solve the signal conflict problem caused by multiple electronic tags entering the reader's radio frequency field at the same time. It can reduce communication conflicts between tags, speed up the identification speed of tags, and improve the overall throughput of the system; it can ensure that each tag in a multi-tag environment can be quickly and accurately identified, reducing the possibility of repeated identification and wrong identification.

[0014] In a third aspect, the present invention further provides a computer device, comprising a processor and a memory, wherein the processor is connected to the memory, the memory is used to store a computer program, and the processor is used to execute the computer program stored in the memory, so that the computer device executes the aforementioned fishing gear management method based on wireless radio frequency identification.

[0015] In a fourth aspect, the present invention further provides a computer-readable storage medium, wherein the computer-readable storage medium stores a computer program, and when the computer program is executed by a processor, the aforementioned fishing gear management method based on wireless radio frequency identification is implemented.

[0016] The present invention activates the electronic tags on the fishing gear by transmitting a wireless radio frequency signal through a reader, and supervises the operating fishing gear according to the received fishing gear information, and traces the abandoned fishing gear; detects the environmental parameters around the fishing gear through a wireless sensor network module; solves the signal conflict problem caused by multiple electronic tags entering the reader's radio frequency field range at the same time through an anti-collision module based on tag grouping, and solves the signal conflict problem by grouping the electronic tags and identifying the tags in the tag group in batches according to a binary tree search algorithm. The system and method solve the problem that various types of information on fishing gear are difficult to obtain in a timely manner, and its application scenarios are wide, realizing the supervision function of operating fishing gear and the traceability function of abandoned fishing gear, standardizing the use process of fishing gear, and providing scientific support for the standardization of mesh size and fishing gear recycling.

[0017] Beneficial Effects By implementing the fishing gear management system and method based on wireless radio frequency identification provided by the present invention, the following technical effects are achieved: (1) The reader transmits a radio frequency signal to activate the electronic tag on the fishing gear, and supervises the operating fishing gear based on the received fishing gear information, and traces the abandoned fishing gear. The fishing gear information stored in the electronic tag can be used to track the owner of the fishing gear, which helps to reduce the phenomenon of lost or abandoned fishing gear continuing to catch marine life, and can improve fishermen's awareness of proper management of fishing gear. The electronic tag using wireless radio frequency identification technology can be used in harsh marine environments due to its waterproof and anti-magnetic properties, reducing the probability of loss of fishing gear information.

[0018] (2) The wireless sensor network module consists of multiple sensor nodes, which are deployed at different locations of the fishing gear to detect the environmental parameters around the fishing gear. It can detect the environmental data of the fishing ground in real time and provide a scientific basis for fishery management. It reduces labor costs and operating costs through automation and intelligence. Its distributed characteristics help to improve the reliability and stability of the system. Even if some nodes fail, the entire network can still work normally.

[0019] (3) An anti-collision module based on tag grouping is used to solve the signal conflict problem caused by multiple electronic tags entering the reader's radio frequency field at the same time. It solves the signal conflict problem by grouping the electronic tags and identifying the tags in the tag group in batches according to the binary tree search algorithm. It can reduce communication conflicts between tags, speed up the identification of tags, and improve the overall throughput of the system. It can ensure that each tag in a multi-tag environment can be identified quickly and accurately, reducing the possibility of repeated identification and incorrect identification. BRIEF DESCRIPTION OF THE DRAWINGS

[0020] In order to make the above-mentioned fishing gear management system and method based on wireless radio frequency identification of the present invention more obvious and easy to understand, the following is a brief introduction to the drawings required for use in the specific implementation of the present invention. Obviously, the drawings described below are only some embodiments of the present invention. For those skilled in the art, other drawings can be obtained based on these drawings without creative work.

[0021] Figure 1 A schematic diagram showing a fishing gear management method based on radio frequency identification; Figure 2 A schematic diagram showing the process of users applying for fishing gear labels; Figure 3 A schematic diagram showing the process of inputting fishing gear information by the user; Figure 4 Schematic diagram showing the process of management party allocating fishing gear tags. DETAILED DESCRIPTION

[0022] Embodiment 1: A fishing gear management system based on wireless radio frequency identification is provided, and a fishing gear management method is provided. Figure 1 As shown, the system includes: fishing gear tag (electronic tag + non-detachable waterproof shell), reader, data information processing module and communication module, as follows: Electronic tags are used to store fishing gear information.

[0023] The electronic tag is wrapped with a waterproof shell on the outside, and the waterproof shell has a non-detachable snap-on structure.

[0024] The fishing gear information stored in the electronic tag includes the unique identification code of the electronic tag, the fishing gear code generated according to preset rules, the type of fishing gear, the length of the fishing line, the minimum mesh size, the material of the fishing gear, the operation method, the manufacturer and the user information.

[0025] The reader activates the electronic tag by transmitting a radio frequency signal to read and display the fishing gear information.

[0026] The reader activates the electronic tag by transmitting a wireless radio frequency signal to read and display the fishing gear information, specifically including: the reader continuously transmits a wireless radio frequency signal of a specific frequency to the outside world, and when the electronic tag enters the range of the wireless radio frequency signal transmitted by the reader, it will be activated. After being activated, it transmits the fishing gear information stored in itself to the reader, and the reader displays the received fishing gear information.

[0027] The data information processing module is used to input, output and store fishing gear information, and search for fishing gear information according to the unique identification code of the received electronic tag.

[0028] The fishing gear information is entered into the system through the data information processing module and further transmitted to the electronic tag through the communication module.

[0029] The communication module is used for data interaction between the data information processing module and other modules.

[0030] The process of applying for fishing gear tags by users is as follows: Figure 2 As shown, specifically: the user registers a fishing gear account and applies for a fishing gear label, collects and fills in the purchaser's fishing gear usage information, and applies for a fishing gear label after completing the filling; the management party allocates and issues fishing gear labels based on the materials and fishing gear information provided by the user; the regulatory department uses the matching reader to read the fishing gear information on-site during the inspection process to realize the inspection of operating fishing gear and the traceability of abandoned fishing gear. Among them, corporate users refer to accounts applied for by groups of corporate nature, and individual users refer to accounts applied for by self-employed individuals; the fishing gear information includes fishing gear user information (vessel name, captain, fishing vessel number, fishing license number), fishing gear production enterprise information (company name, enterprise code, fishing gear production date, production batch number) and fishing gear type and specifications (operation type, mesh size, upper line length, net material); the submitted supporting materials include corporate users' supporting materials (business license, sales details, legal person certificate with official seal) and individual users' supporting materials (sales details signed by the individual / self-use instructions). The user's fishing gear information entry process is as follows Figure 3 As shown in the figure, it is a detailed step for the user to enter the fishing gear information in the process of applying for fishing gear tags; the management party's fishing gear tag allocation process is as follows Figure 4 shown.

[0031] The system also includes a wireless sensor network module, which is composed of multiple sensor nodes, which are deployed at different positions of the fishing gear to detect environmental parameters around the fishing gear, specifically including: deploying corresponding sensors at different positions of the fishing gear; transmitting environmental parameter data through ZigBee wireless communication technology, and the ZigBee wireless communication technology is suitable for fishery production environment due to its low power consumption and suitability for long-distance transmission; the environmental parameters are transmitted to the data information processing module through the communication module for display.

[0032] Embodiment 2: On the basis of the above-mentioned embodiment, the system adds an anti-collision module based on tag grouping, which is used to solve the signal conflict problem caused by multiple electronic tags entering the reader's radio frequency field at the same time. The system solves the signal conflict problem by grouping the electronic tags and identifying the tags in the tag group in batches according to the binary tree search algorithm. Among them, all fishing gear tags are randomly assigned to different groups in advance to reduce the number of tags responding at the same time and reduce the probability of collision. The number of tags is estimated by the following formula:

[0033] in, Indicates the estimated number of labels; Indicates the frame length, that is, the number of time slots contained in a frame; It represents the collision rate, which is the ratio of the number of collision time slots to the total number of time slots.

[0034] In each group, the tag is identified by anti-collision algorithm, and the data communication volume is reduced by binary search method to improve the recognition efficiency. The throughput calculation formula is:

[0035] in, Indicates the system throughput rate; represents the probability of a tag transmitting in each time slot.

[0036] For collisions during the recognition process, the partial response mechanism is used to identify the colliding tags to speed up the tag recognition process. The output of the partial response mechanism is:

[0037] in, Indicates at time The system output signal; represents the encoded signal sequence; Represents the normalized function; Represents the symbol period, which is the basic time unit of the signal.

[0038] By determining the optimal number of groups to minimize the number of labels in each group, the overall recognition efficiency is improved, which is calculated using the following formula:

[0039] in, Indicates the estimated number of labels; Indicates the number of collision slots in the previous frame; Represents a small positive number used to adjust the estimation accuracy.

[0040] The Q value is adjusted by the following formula:

[0041] in, represents the parameter used to adjust the label response probability; Represents floating point numbers Initial value of value; Represents a small positive number, used to fine-tune the Q value.

[0042] For example, suppose you need to identify 100 fishing gear tags and the frame length is known to be Time slot, collision rate ;

[0043] Round to get , that is, there are 10 tags to be identified in each frame.

[0044]

[0045] Assume that the partial response system is Output signal The 5 coded signals Sequence composition, symbol period Second; Assumptions The sequence is , then in The output signal at seconds is:

[0046] Assume the number of collision slots in the previous frame , adjust the value ;

[0047] Assumptions ;

[0048] The effect of the anti-collision module based on tag grouping is shown in Table 1: Table 1. Summary of the effects of anti-collision modules based on tag grouping

[0049] As shown in Table 1, after the optimization of the anti-collision module based on tag grouping, the average recognition time of the fishing gear management system was significantly reduced, from 0.5 seconds / tag to 0.2 seconds / tag; the collision rate was greatly reduced, from 40% to 10%, indicating that the anti-collision algorithm can effectively reduce the collision between tags; the successful recognition rate increased from 85% to 98%, indicating that more tags can be successfully recognized by the system; the average throughput increased by 12.5 times, from 0.04 tags / second to 0.5 tags / second, indicating that the overall performance of the system has been significantly improved.

[0050] Embodiment 3: Based on the above embodiments, a fishing gear management method based on wireless radio frequency identification is provided, which specifically includes the following steps: (1) An electronic tag storing fishing gear information is installed on the fishing gear, wherein the electronic tag is wrapped with a waterproof shell, and the waterproof shell has a non-detachable snap-on structure. The fishing gear information stored in the electronic tag includes: a unique identification code of the electronic tag, a fishing gear code generated according to a preset rule, fishing gear type, line length, minimum mesh size, fishing gear material, operation method, manufacturer and user information.

[0051] (2) The reader transmits a radio frequency signal to activate the electronic tag so as to read and display the fishing gear information; the reader continuously transmits a radio frequency signal of a specific frequency to the outside world, and when the electronic tag enters the range of the radio frequency signal transmitted by the reader, it will be activated. After being activated, the electronic tag transmits the fishing gear information stored in itself to the reader, and the reader displays the received fishing gear information.

[0052] (3) The unique identification code of the electronic tag is transmitted to the data information processing module through the communication module.

[0053] (4) The data information processing module queries the fishing gear information according to the unique identification code of the received electronic tag.

[0054] (5) A wireless sensor network module consisting of multiple sensor nodes is deployed at different locations of the fishing gear to detect the environmental parameters around the fishing gear, thereby detecting the fishery environmental data in real time and providing a scientific basis for fishery management.

[0055] (6) An anti-collision module is constructed based on tag grouping to solve the signal conflict problem caused by multiple electronic tags entering the reader's radio frequency field range at the same time. Specifically, the signal conflict problem is solved by grouping the electronic tags and identifying the tags in the tag group in batches according to the binary tree search algorithm.

[0056] It will be appreciated by those skilled in the art that embodiments of the present invention may be provided as methods, systems or computer program products. Therefore, the present invention may take the form of a complete hardware embodiment, a complete software embodiment, or an embodiment combining software and hardware. Moreover, the present invention may take the form of a computer program product implemented on one or more computer-usable non-transient storage media containing computer-usable program code.

[0057] The present invention can provide computer program instructions to a processor of a general-purpose computer, a special-purpose computer, an embedded processor or other programmable data processing device to produce a machine, so that the instructions executed by the processor of the computer or other programmable data processing device produce means for implementing the system.

[0058] These computer program instructions may also be stored in a computer-readable memory that can direct a computer or other programmable data processing device to work in a specific manner, so that the instructions stored in the computer-readable memory produce a product including an instruction device that implements the functions of the system.

[0059] These computer program instructions may also be loaded onto a computer or other programmable data processing device so that a series of operational steps are executed on the computer or other programmable device to produce a computer-implemented process, whereby the instructions executed on the computer or other programmable device provide steps for implementing the functions of the system.

Claims

1. A fishing gear management system based on wireless radio frequency identification, characterized in that: include: Electronic tags to store fishing gear information; The reader activates the electronic tag by transmitting a radio frequency signal to read and display the fishing gear information; Data information processing module, used for processing, storing and querying fishing gear information; The communication module is used for data interaction between the data information processing module and other modules.

2. The fishing gear management system based on wireless radio frequency identification according to claim 1, characterized in that: The electronic tag is wrapped with a waterproof shell on the outside, and the waterproof shell has a non-detachable snap-on structure.

3. The fishing gear management system based on wireless radio frequency identification according to claim 1, characterized in that: The fishing gear information stored in the electronic tag includes the unique identification code of the electronic tag, the fishing gear code generated according to preset rules, the type of fishing gear, the length of the fishing line, the minimum mesh size, the material of the fishing gear, the operation method, the manufacturer and the user information.

4. The fishing gear management system based on wireless radio frequency identification according to claim 1, characterized in that: The reader activates the electronic tag by transmitting a wireless radio frequency signal to read and display the fishing gear information, specifically including: the reader continuously transmits a wireless radio frequency signal of a specific frequency to the outside world, and when the electronic tag enters the range of the wireless radio frequency signal transmitted by the reader, it will be activated. After being activated, it transmits the fishing gear information stored in itself to the reader, and the reader displays the received fishing gear information.

5. The fishing gear management system based on wireless radio frequency identification according to claim 1, characterized in that: The fishing gear information is entered into the system through the data information processing module and further transmitted to the electronic tag through the communication module.

6. The fishing gear management system based on wireless radio frequency identification according to any one of claims 1 to 5, characterized in that: The system also includes a wireless sensor network module, which is composed of a plurality of sensor nodes deployed at different positions of the fishing gear to detect environmental parameters around the fishing gear.

7. The fishing gear management system based on wireless radio frequency identification according to any one of claims 1 to 5, characterized in that: The system also includes an anti-collision module based on tag grouping, which groups the electronic tags and identifies the tags in the tag group in batches according to a binary tree search algorithm.

8. A fishing gear management method based on wireless radio frequency identification, characterized in that: The method is implemented based on the system according to any one of claims 1 to 7: The method comprises: Install electronic tags on fishing gear that store information about the fishing gear; The reader transmits a radio frequency signal to activate the electronic tag to read and display the fishing gear information; Transmitting the unique identification code of the electronic tag to the data information processing module through the communication module; The data information processing module queries the fishing gear information according to the unique identification code of the received electronic tag.

9. A computer device comprising a processor and a memory, wherein the processor is connected to the memory, and the memory is used to store a computer program, wherein: The processor is used to execute the computer program stored in the memory, so that the computer device executes the fishing gear management method based on wireless radio frequency identification as claimed in claim 8.

10. A computer-readable storage medium, wherein a computer program is stored in the computer-readable storage medium, characterized in that: When the computer program is executed, the fishing gear management method based on wireless radio frequency identification as claimed in claim 8 is implemented.

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