Technical application of RFID electronic tags in library management system

RFID Technology Overview

RFID (Radio Frequency Identification) technology is a technology that uses radio frequencies to automatically identify and track objects. It usually consists of three main parts: RFID tags, RFID Readers and back-end database systems. RFID tags are passive components in RFID systems, usually consisting of a chip and an antenna. These tags can be attached to objects such as merchandise, vehicles or animals. The chip inside the tag is equipped with a unique identification code and some storage space to Store information related to the tag.

1. Automation of book borrowing and returning

The application of RFID technology in the automation of book borrowing and returning makes the Library's borrowing and returning process more efficient, faster and more accurate, provides readers with more convenient borrowing and returning services, and improves the library's resource management and security. Each book Books are labeled with an RFID tag. When readers borrow books, they can quickly and accurately borrow and return books by placing books on the RFID reader, realizing self-service borrowing and returning functions, saving manual operation time. In the automation of book borrowing and returning, the application of RFID technology makes the entire borrowing and returning process more efficient and convenient. Specific application of RFID in book borrowing and returning automation.

1. Self-service borrowing and returning machines. Self-service borrowing and returning machines equipped with RFID readers can automatically read the RFID tags on books and match them with the readers' library cards to realize book borrowing and returning operations. Readers only need to place the books in the designated location, and the system will automatically detect and record the borrowing information.

2. Fast borrowing and returning. Using RFID technology, the speed of borrowing and returning books is greatly accelerated. By gently swiping the book on the RFID reader, the system can immediately identify and record the book information, achieving second-level borrowing and returning speeds, avoiding the cumbersome process of traditional barcode scanning and input.

3. Automatic borrowing and returning reminders. The application of RFID technology can also provide automatic borrowing and returning reminders. The system can set a reminder function based on the reader's borrowing record and borrowing time. When a book is overdue, the system will automatically send a reminder notification to the reader to facilitate the reader to return the book in a timely manner.

4. Multiple books can be processed at the same time. The high-speed identification characteristics of RFID technology allow the library to process the borrowing and returning of multiple books at the same time. Readers place multiple books on the RFID reader at one time, and the system can read and record the information of each book at the same time, improving processing efficiency.

5. Prevent book loss and theft. The security function of RFID tags can prevent book loss and theft. When a book is taken out of the library area without being borrowed, the Access Control system will automatically trigger an alarm to alert library staff.

2. Quickly locate books

Using RFID technology, libraries can automatically scan book shelves and quickly locate books. Readers can use the self-service inquiry terminal provided by the library to find the location of books by entering book information or reader card information, which greatly improves the efficiency of book search.

1. Automatic scanning of the bookshelf. An RFID reader is installed on the bookshelf, which can automatically scan the books on the bookshelf. When readers need to find a specific book, they can use the self-service inquiry terminal or mobile device provided by the library, enter the book information or scan the library borrowing card, and the system will quickly locate the bookshelf where the target book is located through RFID technology.

2. Locator equipment. The library can provide handheld devices with RFID locator functions. Readers can borrow these devices to quickly locate books. Readers only need to enter or scan book information, and the device can guide readers to the bookshelf where the target book is located, and send out prompt signals to help readers accurately locate the target book.

3. Directional indication tags, RFID tags can be attached to book shelves to provide directional indication information. When readers use the book positioning function on self-service inquiry terminals or mobile devices, the system can identify the location of the label and provide directional instructions to guide readers to quickly locate the required bookshelf.

4. Cooperate with the borrowing and returning automation system. The RFID technology in the borrowing and returning automation system can be used in conjunction with the positioning function. When readers perform self-service operations on borrowing and returning books, the system can record the location information of each book while arranging books, thereby providing precise location guidance when a book needs to be located.

3. Prevent book loss and theft

The combination of RFID tags and access control systems can effectively prevent book loss and theft. When a reader attempts to bring unborrowed books through the access control system, the system will automatically trigger an alarm to alert library staff.

1. Access control system. An RFID access control system is installed at the entrance of the library. Through the pairing of RFID tags and readers, it can monitor whether books have gone through legal borrowing and return procedures. If a reader takes a book out of the library without borrowing it, the access control system will automatically trigger an alarm to alert library staff.

2. Tag security function, RFID tags can have security features, such as magnetic or disposable tags. These tags cannot be removed or destroyed without authorization to prevent thieves from trying to leave the library with books in violation of regulations. When the RFID tag is removed or damaged without legal borrowing and return procedures, the access control system will automatically alarm.

3. Surveillance camera system. The surveillance camera system used in conjunction with RFID technology can monitor activities in the library in real time. When the RFID tag activates or triggers the access control system, the camera system can automatically track and record relevant video information, helping to protect books from theft or loss.

4. Inventory management, using RFID technology, the library can monitor the location and status of books in real time. If a book is not returned on time, the system can automatically generate a reminder notification and take timely action to prevent the loss of books.

5. Security door and tag detection. The entrance and exit of the library are equipped with security doors and RFID tag detection devices. These devices can scan books carrying RFID tags. When a non-loaned book passes through the security door, it triggers an alarm and prompts related security questions.

4. Inventory management and statistics

Through the application of RFID technology, libraries can realize the automation of inventory management and statistics. The system can monitor the number and location of books in the library in real time, help library managers conduct inventory management and statistical analysis, and improve the utilization efficiency of library resources.

1. Real-time inventory tracking, each book is labeled with an RFID tag, which allows the library to track the location and status of each book in real time. Through RFID readers and back-end database systems, libraries can easily record the storage, borrowing and return of books, and update inventory data in real time.

2. Rapid inventory counting and shelving. Using RFID technology, the library can quickly carry out inventory counting and shelving. By scanning the books on the bookshelf with an RFID reader, the system can quickly identify book tags and record location information, thereby achieving efficient inventory and organization work.

3. Automatic migration and reorganization. When the library needs to reorganize the library space or make certain adjustments, RFID technology can help achieve automatic migration and reorganization. By scanning book tags with an RFID reader, the system can track the location of books and provide accurate navigation and positioning information when rearranged.

4. Borrowing and returning record statistics, RFID technology can automatically record the borrowing and returning information of books and associate it with reader information. This allows libraries to easily count and analyze book borrowing and return status, and provide data support to optimize book procurement and resource allocation.

5. Book collection positioning and navigation. Readers can use self-service inquiry terminals or the book positioning function on mobile devices to quickly locate the location of books through RFID technology. The system can identify book tags and provide accurate navigation information to help readers quickly find the books they need.

5. Automatically return books

The RFID tag can automatically identify books in the book return box and return the books, saving readers the time of waiting in line. By combining RFID technology with automatic book return machines, libraries can provide more convenient book return services.

1. Fast return speed. Borrowers only need to place the books to be returned at the designated location or delivery port. The RFID reader can quickly identify and read the book tag information, realizing book returns in seconds. Compared with the traditional manual scanning of barcodes, RFID technology provides a faster return speed.

2. Self-service return machines. Self-service return machines equipped with RFID readers in the library allow borrowers to return books on their own without having to wait for assistance from library staff. In this way, borrowers can return items at their own convenience, increasing return flexibility.

3. Simplify the return process. Borrowers only need to place the books in the designated location, and the system will automatically identify and record the book information. The return process does not require cumbersome operations or manual intervention. Compared with the traditional return process, RFID technology simplifies the return steps and improves the user experience.

4. Save time and effort. Borrowers do not need to scan the barcodes of books one by one or return them manually. They only need to place the books to be returned on the RFID reader at one time. The system will automatically identify and record each book, saving money on borrowing. the author’s time and labor.

5. Return multiple books at the same time. The high-speed identification characteristics of RFID technology allow the library to return multiple books at the same time. Borrowers place multiple books on the RFID reader at one time, and the system can read and record the information of each book at the same time, improving return efficiency.

RFID readers are devices used to read and encode RFID tags. It uses radio signals to communicate with tags and collect information from the tags. The reader can read the tag's information by being close to the tag or from a distance, depending on the communication range supported by the tag. When an RFID tag comes close to an RFID reader, the reader sends a radio signal that activates the chip on the tag. After the tag receives the signal, it returns the information stored in the chip to the reader through radio waves, and then the reader passes this information to the back-end database system for processing and storage. RFID technology is widely used in many fields, including logistics and supply chain management, retail, Intelligent transportation systems, animal tracking, healthcare, etc. It improves item traceability, automation and security, and provides greater operational efficiency and accuracy.