1、 System Overview

Electronic class signage is one of the systems for campus cultural and digital construction today. It is a good application carrier for daily school work, class culture display, and expanding classroom communication to achieve a smart campus. Each class is equipped with an electronic class card, which is convenient to use and greatly enriches the overall information technology environment of the school. The perfect integration of daily school work and environmental beautification has been achieved, providing a high-quality carrier for the all-round cultivation and creation of campus cultural environment.
Electronic class cards are often used to display class information, current course information, class activity information, and school notification information. The information content includes text, images, multimedia, flash content, etc., providing students and teachers with a novel platform for teacher-student communication and campus services.

2、 Functional architecture

2.1 Overview of Architecture
Electronic class cards are not limited to displaying information content, but also incorporate the target of terminal data collection into the architecture. Adopting the highest compatibility Android 5.1 system, we can continuously innovate in applications according to customer needs and the requirements of smart education development, truly achieving a long-term leading usage mode with one investment. Meanwhile, for existing campus hardware devices, real-time display functions can be accumulated and updated by adding new interface programs. For example, by compatible with campus one card devices and connecting with library data, functions such as book search and pre borrowing can be achieved, truly embodying the concept of a smart campus.
At the same time, electronic class cards, through the use of campus local area networks, help promote the formation of virtual communities among various classes, teachers, and students, leverage the advantages of smart campuses, and enrich innovative teaching life.

2.2 Class Culture
The presentation of class culture is the basic function of electronic class cards. Through electronic class cards, the content presented can be updated in real time, and the display of album images is no longer limited in quantity. It not only showcases the class style more brilliantly, but also provides convenience for class management.

2.2.1 Class Information Introduction
This system can display basic information such as class name, class attendance, group photo, homeroom teacher, subject teacher, and class committee. Regarding the graphic and textual records of important events in the class, this system presents them in a timeline format, forming the growth footprint of the class. Especially for graduating students in a few years, it will be a valuable memory and an important part of the school history.

2.2.2 Class Honors
The winning class can be awarded by the school through methods such as shooting paper certificates or creating electronic medals. Electronic certificates are an important component of class culture and one of the supporting data reflecting the characteristics and types of the class. They can be used for statistical analysis by the Smart Education Platform.

2.2.3 3 Class Album
Any photos related to the style of the class can be classified and saved by creating an album in the background, such as class team activities, spring outings, sports games, holiday celebrations, etc., and can be set as displayed photo content.

2.3 Smart Presentation
Smart presentation includes many characteristic applications, which is a powerful manifestation of electronic class cards in practical applications based on the overall platform of smart campus.

2.3.1 Multi mode display
You can choose to switch between automatic or manual display status of the class card according to the set time. The specific modes include: emergency notification mode, class mode and current classroom attendance mode, shift mode, and regular mode.
1) Emergency Notice
Schools can publish school level notices and announcements, and homeroom teachers can also publish class announcements (supporting priority, timely top placement, and other functions). Schools can also set up automatic news collection and display on local education websites.
2) Classroom mode and current attendance mode
Real time display of class teaching content, instructor, teaching time, classroom attendance status, as well as next class teaching content, instructor, teaching time, etc.
3) Shift mode
To meet the current teaching needs, electronic class boards are specially equipped with multiple class modules. Including: check-in mode, student information inquiry, course affairs inquiry, pre class attendance, etc.

2.3.2 2 Countdown function
School or class administrators can publish custom countdown functions, which can be automatically displayed on the electronic class board after successful settings.

2.3.3 Class Moral Education
Synchronize the moral education data of the weekly moral education trading platform, which can display information such as the deduction of moral education points for the day.

2.3.4 Daily Information
Real time display of daily weather forecast, date, week, and simulated clock information. The system automatically obtains weather data through the platform without the need for manual input.

2.3.5 Today's class situation
The system can provide real-time feedback on the attendance status of students in the class, as well as safety inspection records and other related information.

2.3.6 6 Leave Release
After the teacher approves the student's leave, they need to enter the reason for the leave, the reason for the leave, and the time of the leave in the system. After completing the input, the system will automatically record the relevant content for future statistical queries.

2.3.7 Student Personal Center
The smart campus electronic class card facilitates students' self-service inquiry. Through the campus one card, students can self check personal information, personal check-in, personal homework, personal grades, receive message information, etc. Customized information query services can be provided based on the actual needs of the school.

2.4 Teaching Interaction
Smart campus electronic class cards can serve as interactive tools for teachers and students in teaching, such as pre review guidance, learning feedback, fun classroom extensions, timed micro lesson playback, etc. While collecting students' learning data, they can enhance their interest in learning.

2.4.1 Schedule Display
Real time linkage of smart campus platform, targeted display of class schedule, related course progress, pre review content and requirements, etc.

2.4.2 Homework Management
It can display the homework content of the current or previous day in real-time for students to view. Class representatives can register their homework submission status through the One Card platform software, synchronize it to the teacher's office platform, or send it to parents' mobile phones via SMS. This section of data can be used for statistical analysis of students' homework situations.

2.4.3 Daily Moral Education Information
Through the smart campus electronic class board, the content and score details of moral education competitions can be displayed to students in real time, forming an intuitive sense of competition and cultivating a sense of team honor. At the same time, some information collected by students can also be entered and synchronized to the smart education platform through the electronic class board.

2.4.4 Exam Room Management and Exam Attendance
Strict examination room check-in and table arrangement can be developed based on the school's examination management needs. The content includes exam subjects, time, exam room number, check-in status, etc; After reaching the set time period, the class card will automatically switch to the student attendance interface, allowing students to swipe their cards for attendance and synchronize the data for analysis and statistics.

2. 4.5 5 Questionnaire Survey
Through various surveys, gather information on students' interests, hobbies, emotional personalities, and learning orientations to assist teachers.

2. 4.6 6 One card binding/unbinding, self-service loss reporting, WeChat recharge meal card and other functions
Teachers or designated students can issue new cards, delete or modify the student binding information of existing cards through electronic class cards, facilitating the collection and issuance of cards. At the same time, campus meal cards can be recharged through the electronic class card platform WeChat.

2.4.7 7 System backend settings and system updates
Swipe the card to enter the backend update system and manually update data;
The device automatically retrieves software update data and supports timed and remote power on/off;
The system can perform practical proofreading.

3、 Introduction to Hardware Equipment
Product parameters:
Screen size: 21.5-inch 16:9 high-definition touch screen, with black and white color options for appearance.
➢ Set the card swiping module to support contactless card swiping.
The front high-definition camera can capture images while swiping the card.
➢ It is possible to customize the appearance logo for the school and print the logo in the designated location.
➢ Ultra thin wall mounted design, integrated molded shell, tempered glass protection
Adopting advanced capacitive touch technology, multi touch, no activation force required (touch series)
➢ Electronic class card screen surface protection, hardness Mohs 7 level
Screen saver touch activation function (touch series)
Zero maintenance design, remote customization of electronic shift card's on/off time, restart, and volume adjustment, without the need for manual intervention
➢ High performance running configuration
➢ Perfectly supports importing and playing office files such as PPT, WORD, EXCEL, etc
Supports various multimedia formats, including MKV, AVI, RM, WMV, JPEG, BMP, PNG, MP3, etc