Virtual classroom real-time interaction cloud platform

The virtual classroom interactive cloud platform addresses interaction deficiencies by integrating multimedia management, personalized support, and interactive features, improving learning efficiency and engagement through real-time interaction and data-driven adaptation.

CN119151745APending Publication Date: 2024-12-17BEIJING RUNZEYUAN EDUCATION TECH (GRP) CO LTD
View PDF 0 Cites 1 Cited by

Patent Information

Application Number
CN202411345064.5
Authority / Receiving Office
CN · China
Patent Type
Applications(China)
Current Assignee / Owner
Filing Date
2024-09-25
Publication Date
2024-12-17

AI Technical Summary

Technical Problem

Traditional virtual classrooms lack sufficient interaction between teachers and students, leading to insufficient communication, evaluation, and untimely adaptation to students' understanding, which hampers learning efficiency and engagement.

Method used

A virtual classroom real-time interactive cloud platform integrating multimedia resource management, central processing, personalized learning support, and interactive functions, including audio/video recording, gamified learning, data visualization, and social sharing, to enhance learner participation and interest.

Benefits of technology

The platform improves learning efficiency and engagement by providing personalized learning experiences, real-time interaction, and data-driven decision support, enhancing communication and adaptability to students' needs.

✦ Generated by Eureka AI based on patent content.

Smart Images

  • Figure CN119151745A_ABST
    Figure CN119151745A_ABST
Patent Text Reader

Abstract

The invention provides a real-time interaction cloud platform for a virtual classroom, and the platform comprises a multimedia resource management module which is used for managing and sharing teaching resources, and supporting the uploading and display of files in various formats; the central processing module is used for processing and analyzing the input data, including personal learning data and teaching resource management data; the personalized learning support module is used for providing personalized learning suggestions and resource recommendations according to the personal learning data, learning behaviors and preferences of the students; and the interactive function module is used for acquiring the personal learning data in the central processing module and the learning suggestions and resource recommendations in the personalized learning support module, and designing an interactive learning scene. According to the technical scheme, the participation sense and interest of the learner are enhanced, and the learning efficiency is improved.
Need to check novelty before this filing date? Find Prior Art

Description

Technical Field

[0001] The present invention relates to the field of teaching application technology, and in particular to a real-time interactive cloud platform for a virtual classroom. Background Art

[0002] With the rapid development of Internet technology, distance education has become an important part of the education field. As an online teaching tool, virtual classrooms can provide teachers and students with a virtual learning environment, allowing both parties to communicate and learn without being restricted by geographical location. In some traditional multimedia information visualization systems, the interaction between teachers and students may be insufficient, resulting in students' lack of communication and discussion with teachers and classmates, lack of evaluation and feedback mechanisms, and untimely or insufficiently specific, making it difficult for teachers to change the teaching progress in time to adapt to students' understanding. Summary of the invention

[0003] The main purpose of the present invention is to provide a virtual classroom real-time interactive cloud platform, aiming to enhance learners' sense of participation and interest and improve learning efficiency.

[0004] To achieve the above object, the present invention proposes a virtual classroom real-time interactive cloud platform, comprising:

[0005] Multimedia resource management module, used to manage and share teaching resources, supports uploading and displaying files in multiple formats;

[0006] The central processing module is used to process and analyze the incoming data, including personal learning data and teaching resource management data;

[0007] Personalized learning support module, which provides personalized learning suggestions and resource recommendations based on students' personal learning data, learning behaviors and preferences;

[0008] The interactive function module obtains the personal learning data in the central processing module and the learning suggestions and resource recommendations in the personalized learning support module to design an interactive learning scenario.

[0009] In a possible implementation, it further includes:

[0010] Learning tracking module, used to provide personalized learning suggestions and resource recommendations for real-time follow-up, including learning progress and grades;

[0011] The teacher management module is used to acquire and edit teaching resources, as well as manage classes and students.

[0012] In a possible implementation, the interactive function module includes:

[0013] an audio and video acquisition unit configured to allow students to record their own audio or video;

[0014] Interactive units, including but not limited to chatting, voting, Q&A, and sending emoticons;

[0015] Data visualization unit for displaying statistical data and student behavior analysis;

[0016] Gamified learning units are configured to make the learning process more interesting using game elements;

[0017] The social sharing unit is configured to allow students and teachers to share content on social media platforms.

[0018] In a possible implementation, the multimedia resource management module includes:

[0019] A file upload and storage unit, configured to upload and store files in various formats and to save different versions of files;

[0020] Resource classification and labeling unit, which is used to classify documents according to courses, topics or subjects, and add keyword tags to documents for easy searching and filtering;

[0021] A permission management unit is configured to control the access, editing, and downloading permissions of users to files according to user roles at different levels;

[0022] The data statistics and analysis unit is configured to record the number of file browsing and downloading and track the user's activities.

[0023] In a possible implementation, the multimedia content display unit is included to display static images, dynamic videos, text content and charts, allow users to interact with the displayed content, display content in a virtual or augmented reality environment, create various animation effects and special effects, and customize various functions and interfaces according to user needs.

[0024] In one possible implementation, the personalized learning support module is configured to use big data, machine learning, and artificial intelligence technologies to analyze students' learning behaviors, interest preferences, and academic performance.

[0025] In a possible implementation, the personalized learning support module includes:

[0026] Learning behavior tracking unit, which records students’ learning activities on the platform, including but not limited to video watching time, exercise completion speed, homework submission time; and analyzes students’ learning habits;

[0027] The data analysis and mining unit is configured to evaluate learning outcomes through data such as homework grades and test results; and to judge the degree of mastery of specific knowledge points by students based on the questions and tests they complete.

[0028] In a possible implementation, the teacher management module includes:

[0029] Teaching resource management unit, including resource acquisition, resource uploading, resource editing and resource sharing;

[0030] Classroom management unit, including creating courses, posting notices, scheduling assignments and quizzes, and grade management;

[0031] Student management unit, including class management, student information, attendance records and communication.

[0032] The technical solution of the present invention adopts the setting of multimedia resource management module, central processing module, personalized learning support module and interactive function module. These modules work together to form a complete virtual classroom real-time interactive cloud platform, providing teachers and students with efficient and personalized teaching experience. BRIEF DESCRIPTION OF THE DRAWINGS

[0033] In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings required for use in the embodiments or the description of the prior art will be briefly introduced below. Obviously, the drawings described below are only some embodiments of the present invention. For ordinary technicians in this field, other drawings can be obtained based on the structures shown in these drawings without paying creative work.

[0034] Figure 1 This is an overall system block diagram of an embodiment of a real-time interactive cloud platform for a virtual classroom of the present invention.

[0035] The realization of the purpose, functional features and advantages of the present invention will be further explained in conjunction with embodiments and with reference to the accompanying drawings. DETAILED DESCRIPTION

[0036] In order to make the purpose, technical solution and advantages of the present application more clearly understood, the present application is further described in detail below in conjunction with the accompanying drawings and embodiments. It should be understood that the specific embodiments described herein are only used to explain the present application and are not used to limit the present application.

[0037] Combined with reference Figure 1 As shown, a virtual classroom real-time interactive cloud platform proposed by the present invention includes:

[0038] Multimedia resource management module, used to manage and share teaching resources, supports uploading and displaying files in multiple formats;

[0039] The central processing module is used to process and analyze the incoming data, including personal learning data and teaching resource management data;

[0040] Personalized learning support module, which provides personalized learning suggestions and resource recommendations based on students' personal learning data, learning behaviors and preferences;

[0041] The interactive function module obtains the personal learning data in the central processing module and the learning suggestions and resource recommendations in the personalized learning support module to design an interactive learning scenario.

[0042] Optionally, the following is a detailed introduction to the functions and effects of the above functional modules:

[0043] Multimedia resource management module, function: used to manage and share teaching resources, supports uploading and displaying files in multiple formats. Role: teachers can upload various teaching materials such as documents, pictures, videos, etc. to the system, and students can access and learn these resources through the system. This module can effectively organize and distribute teaching content and provide rich multimedia support for the learning process.

[0044] Central processing module, function: to process and analyze incoming data, including personal learning data and teaching resource management data. Role: This module provides data-driven decision support by analyzing students' learning behavior and the use of teaching resources. Education managers can use this data to optimize the allocation and management of teaching resources, thereby improving teaching effectiveness and student learning outcomes.

[0045] Personalized learning support module, function: Provide personalized learning suggestions and resource recommendations based on students' personal learning data, learning behavior and preferences. Role: By analyzing each student's learning habits, ability level and interests, the system can recommend the most suitable learning resources and learning paths. This personalized learning support helps improve students' learning motivation and learning effects, making teaching more targeted and effective.

[0046] Interactive function module, function: obtain personal learning data in the central processing module and learning suggestions and resource recommendations in the personalized learning support module, and design interactive learning scenarios. Role: By integrating learning data and personalized suggestions, the system can design rich interactive learning activities and scenarios. These activities can include online discussions, real-time feedback, personalized homework, etc., to promote interaction and cooperation between teachers and students, and enhance the sense of participation and effectiveness of learning.

[0047] In summary, these modules work together in the field of education, improving teaching efficiency and learning outcomes, and creating a more intelligent and personalized learning environment for students and teachers.

[0048] In a possible implementation, it further includes:

[0049] Learning tracking module, used to provide personalized learning suggestions and resource recommendations for real-time follow-up, including learning progress and grades;

[0050] The teacher management module is used to acquire and edit teaching resources, as well as manage classes and students.

[0051] Furthermore, the learning tracking module,function: used to track students' learning progress and grades in real time to provide personalized learning suggestions and resource recommendations.,Function: This module can analyze students' learning progress in real time by monitoring their learning activities and grades.,Based on these data, the system can continuously update personalized learning suggestions and resource recommendations,,ensuring that students can get targeted support and help in the learning process.,This real-time tracking function not only helps students adjust their learning strategies in time,,but also helps teachers better understand and respond to students' learning needs.

[0052] Teacher Management Module, function: used by teachers to obtain, edit and manage teaching resources, and manage classrooms and students. Role: Teachers can use this module to easily access the teaching resource library, and edit and update the resources. This includes teaching materials such as courseware, homework, and quizzes. In addition, the teacher management module also provides classroom management tools, such as student attendance records, classroom activity arrangements, etc., which help teachers effectively organize and manage the teaching process.

[0053] These two modules complement the multimedia resource management, personalized learning support and interactive function modules mentioned above, and together they form a comprehensive education support system. Such a system not only improves the work efficiency of teachers and students, but also achieves higher quality education services and learning experience through data analysis and personalized support.

[0054] In a possible implementation, the interactive function module includes:

[0055] an audio and video acquisition unit configured to allow students to record their own audio or video;

[0056] Interactive units, including but not limited to chatting, voting, Q&A, and sending emoticons;

[0057] Data visualization unit for displaying statistical data and student behavior analysis;

[0058] Gamified learning units are configured to make the learning process more interesting using game elements;

[0059] The social sharing unit is configured to allow students and teachers to share content on social media platforms.

[0060] Optional, audio and video acquisition unit, function: allows students to record their own audio or video. Use: Students can use this function to demonstrate their oral expression ability, presentation skills or other content that requires audio or video presentation. This interactive method can promote students' self-confidence and expression ability.

[0061] Interactive unit, functions: including chat, voting, Q&A, emoticon sending, etc. Function: These functions enable real-time communication and interaction between students and teachers. Chat and Q&A support instant question answering and discussion in class; voting can be used to collect student opinions or make decisions; and emoticon sending increases the relaxed and interactive atmosphere of the class.

[0062] Data Visualization Unit, Function: Used to display statistical data and student behavior analysis. Role: Display student learning progress and behavior data through charts, graphs and other visual means. This helps teachers and students better understand trends and problems in the learning process and adjust teaching strategies or learning methods.

[0063] Gamified learning unit, function: use game elements to make the learning process more interesting. Role: stimulate students' learning motivation and participation by designing interesting learning games or challenges. Gamification elements can make learning more vivid and interesting, while promoting the digestion and application of knowledge.

[0064] Social Sharing Unit, Function: Allows students and teachers to share content on social media platforms. Role: Students can share the content or learning results they create during the learning process on social media to communicate and show with friends, family or other educators. This sharing not only increases the sense of learning achievement, but also helps to expand the influence and participation of the learning community.

[0065] The combination of these interactive functions makes the education support system not just a traditional teaching tool, but a comprehensive platform that can stimulate learning interest and promote communication. Through a variety of interactive methods, the system can better meet students' learning needs and improve teaching effectiveness and the quality of learning experience.

[0066] In a possible implementation, the multimedia resource management module includes:

[0067] A file upload and storage unit, configured to upload and store files in various formats and to save different versions of files;

[0068] Resource classification and labeling unit, which is used to classify documents according to courses, topics or subjects, and add keyword tags to documents for easy searching and filtering;

[0069] A permission management unit is configured to control the access, editing, and downloading permissions of users to files according to user roles at different levels;

[0070] The data statistics and analysis unit is configured to record the number of file browsing and downloading and track the user's activities.

[0071] Understandably, the file upload and storage unit,function: allows users to upload and store files in various formats, and can save different versions of files.,Function: This unit provides a centralized storage space for managing educational resources, teaching materials, etc.,Saving different versions of files allows users to trace and restore previous edits, ensuring the integrity and history of file versions.

[0072] Resource Classification and Tagging Unit, Function: Classify files by course, subject or discipline, and add keyword tags to files for easy search and filtering. Role: Through the classification and tagging functions, users can easily organize and manage a large number of educational resources. The tagging and classification system enables users to quickly locate files related to a specific subject or course, improving the efficiency and accuracy of information retrieval.

[0073] Permission management unit, function: according to the definition of different levels of user roles, control their access, editing and downloading permissions to files. Role: Permission management ensures the security and confidentiality of files. Teachers, students or administrators can assign different permissions according to their roles to ensure that only authorized users can access, edit or download specific files, effectively preventing data leakage or misuse.

[0074] Data statistics and analysis unit, function: record the number of file views and downloads, and track user activities. Role: Through data statistics and analysis, the system can provide educators with valuable feedback and insights. For example, understand which resources are popular, which course content is most popular, and how to optimize resource management and teaching strategies to further improve teaching quality and learning outcomes.

[0075] These functional modules work together to build a powerful educational resource management system that aims to provide efficient file management, accurate resource classification and labeling, secure permission management, and in-depth data analysis, thereby supporting educators to better create, share, and utilize educational resources and improve the quality of teaching and learning.

[0076] In a possible implementation, the multimedia content display unit is included to display static images, dynamic videos, text content and charts, allow users to interact with the displayed content, display content in a virtual or augmented reality environment, create various animation effects and special effects, and customize various functions and interfaces according to user needs.

[0077] It can be understood that the display of static images, dynamic videos, text content and charts is specifically as follows: Static images and dynamic videos: can display static pictures and dynamic video content, supporting multiple formats and resolutions. Text content and charts: can display text information and chart data, such as tables, graphs, etc., for education, demonstration or data display.

[0078] Allow users to interact with displayed content. Specifically, interactive functions: users can interact with displayed content, such as clicking, dragging, zooming in and out, etc., to obtain more information or perform specific operations.

[0079] Displaying content in a virtual or augmented reality environment specifically refers to virtual reality (VR) or augmented reality (AR) support: content can be displayed in a virtual environment or superimposed on the real world through augmented reality technology to enhance the user's sense of immersion and participation.

[0080] Create various animation effects and special effects. Specifically, animation effects: can produce and display various animations, including transition effects, motion effects, gradient effects, etc., to enhance visual effects and appeal. Special effects: such as special transition effects, visual effects (such as light and shadow effects, particle effects, etc.), to enhance the appeal and visual expression of the content.

[0081] Customization of various functions and interfaces according to user needs: Customization capability: the ability to customize functions and design interfaces according to user's specific needs to meet the needs of different user groups and application scenarios.

[0082] Such multimedia content display units are usually widely used in education, entertainment, advertising and demonstration. It can provide users with a more attractive and effective visual experience through rich media content, interactive functions and highly customized features, while supporting interaction and information transmission in education and teaching.

[0083] In one possible implementation, the personalized learning support module is configured to use big data, machine learning, and artificial intelligence technologies to analyze students' learning behaviors, interest preferences, and academic performance.

[0084] It can be understood that the personalized learning support module in this embodiment combines big data, machine learning and artificial intelligence technologies to provide students with customized learning experience and support. The following are the key functions and working principles of this module:

[0085] Big data analysis includes, Data collection: The module will collect a large amount of student learning data, including learning behavior (such as browsing history, homework completion, online test results, etc.), interest preferences (such as favorite subjects, content type preferences, etc.) and academic performance data (such as grades, assessment results, etc.). Data storage and processing: The collected data will be stored and processed and analyzed using big data technology to extract valuable information and patterns from it.

[0086] Machine learning technology applications include: Learning behavior analysis: Through machine learning algorithms, the module can analyze students' learning behavior patterns, such as identifying learning habits, learning speed, learning preferences, etc. Interest preference prediction: Based on students' historical data, the module can predict students' interest preferences and recommend relevant learning resources or activities. Personalized learning path generation: Combining academic performance and interest preferences, the module can generate personalized learning paths or suggestions to help students conduct in-depth learning in areas of their interest or expertise.

[0087] AI support includes, Intelligent recommendation system: Using AI technology, the module can develop an intelligent recommendation system to recommend teaching materials, courses, exercises and other content suitable for students to enhance their learning effects and interests. Personalized feedback: By analyzing academic performance and learning data, the module can provide personalized feedback and suggestions for each student to help them improve their learning strategies and academic performance.

[0088] Such personalized learning support modules not only help improve students' learning efficiency and grades, but also enhance their learning motivation and participation. By leveraging advanced data analysis and artificial intelligence technology, the modules can achieve more precise learning customization to meet the unique learning needs and potential of each student.

[0089] In a possible implementation, the personalized learning support module includes:

[0090] Learning behavior tracking unit, which records students’ learning activities on the platform, including but not limited to video watching time, exercise completion speed, homework submission time; and analyzes students’ learning habits;

[0091] The data analysis and mining unit is configured to evaluate learning outcomes through data such as homework grades and test results; and to judge the degree of mastery of specific knowledge points by students based on the questions and tests they complete.

[0092] Understandably, these two units play an important role in the personalized learning support system, helping to optimize students' learning experience and effectiveness in different ways. Specifically, the learning behavior tracking unit includes recording learning activities: This unit is responsible for collecting and recording various activities of students on the learning platform, including but not limited to: the time and frequency of watching videos, the speed and accuracy of completing exercises and homework, and the time and frequency of submitting homework. Analyzing learning habits: Through the collected data, this unit can analyze students' learning habits, such as the time period of daily learning, the preference of learning content, the way of completing learning tasks, etc. These analyses help to understand students' learning behavior patterns, so as to personalize learning support and recommended resources.

[0093] The data analysis and mining unit includes assessment of learning outcomes: This unit uses data such as homework grades and test results to assess students' learning outcomes. By comparing students' performance with expected goals or the class average, students' academic progress can be quantitatively assessed. Knowledge point mastery analysis: Based on the questions and test results completed by students, this unit can analyze the students' mastery of specific knowledge points. This analysis helps identify students' strengths and weaknesses, thereby providing guidance and suggestions for further personalized learning.

[0094] Taken together, these two units, combined with real-time recording of students’ learning activities and in-depth analysis of academic performance, can provide targeted feedback and support to educators and students themselves. This personalized data-driven approach can significantly improve learning efficiency and learning outcomes, helping each student achieve better results in their learning journey.

[0095] In a possible implementation, the teacher management module includes:

[0096] Teaching resource management unit, including resource acquisition, resource uploading, resource editing and resource sharing.

[0097] Specifically, resource acquisition: responsible for obtaining teaching resources from external or internal sources, such as textbooks, teaching videos, courseware, etc. Resource upload: teachers can upload teaching resources they have created or collected to the platform for students and other teachers to use. Resource editing: teachers are allowed to edit and modify uploaded resources to ensure the accuracy and applicability of resources. Resource sharing: teachers can choose to share their teaching resources with other teachers or students to promote resource sharing and cooperation.

[0098] Classroom management unit, including creating courses, posting announcements, scheduling assignments and quizzes, and grade management.

[0099] Specifically, create courses: teachers can create new courses and set basic information and learning objectives for the courses. Publish notifications: used to publish course-related notifications, updates and reminders to students and parents. Schedule homework and quizzes: teachers can schedule and manage homework, quizzes and quizzes in the course on the platform to assess students' learning progress and understanding. Grade management: teachers can record, manage and analyze students' homework and quiz grades in order to provide personalized feedback and support.

[0100] Student management unit, including class management, student information, attendance records and communication.

[0101] Class Management: Teachers can manage and organize class information, including class timetables, course schedules, and other related matters.

[0102] Specifically, student information: store and manage students' personal information, academic records and contact information. Attendance records: record students' attendance to ensure students' learning participation and learning effectiveness. Communication: provide effective communication channels between teachers and students and parents, including messaging, online discussion and other functions.

[0103] The same or similar numbers in the drawings of this embodiment correspond to the same or similar parts; in the description of this application, it should be understood that if the terms "upper", "lower", "left", "right", etc. indicate an orientation or position relationship based on the orientation or position relationship shown in the drawings, it is only for the convenience of describing this application and simplifying the description, rather than indicating or implying that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation. Therefore, the terms describing the position relationship in the drawings are only used for illustrative purposes and cannot be understood as a limitation on this patent. For ordinary technicians in this field, the specific meanings of the above terms can be understood according to specific circumstances.

[0104] The above are only preferred embodiments of the present application and are not intended to limit the present application. Any modifications, equivalent substitutions and improvements made within the spirit and principles of the present application should be included in the protection scope of the present application.

Claims

1. A virtual classroom real-time interactive cloud platform, characterized in that: include: Multimedia resource management module, used to manage and share teaching resources, supports uploading and displaying files in multiple formats; The central processing module is used to process and analyze the incoming data, including personal learning data and teaching resource management data; Personalized learning support module, which provides personalized learning suggestions and resource recommendations based on students' personal learning data, learning behaviors and preferences; The interactive function module obtains the personal learning data in the central processing module and the learning suggestions and resource recommendations in the personalized learning support module to design an interactive learning scenario.

2. The virtual classroom real-time interactive cloud platform according to claim 1, characterized in that: Also includes: Learning tracking module, used to provide personalized learning suggestions and resource recommendations for real-time follow-up, including learning progress and grades; The teacher management module is used to acquire and edit teaching resources, as well as manage classes and students.

3. The virtual classroom real-time interactive cloud platform according to claim 2 is characterized in that: The interactive function module includes: an audio and video acquisition unit configured to allow students to record their own audio or video; Interactive units, including but not limited to chatting, voting, Q&A, and sending emoticons; Data visualization unit for displaying statistical data and student behavior analysis; Gamified learning units are configured to make the learning process more interesting using game elements; The social sharing unit is configured to allow students and teachers to share content on social media platforms.

4. The virtual classroom real-time interactive cloud platform according to any one of claims 1 to 3, characterized in that: The multimedia resource management module comprises: A file upload and storage unit, configured to upload and store files in various formats and to save different versions of files; Resource classification and labeling unit, which is used to classify documents according to courses, topics or subjects, and add keyword tags to documents for easy searching and filtering; A permission management unit is configured to control the access, editing, and downloading permissions of users to files according to user roles at different levels; The data statistics and analysis unit is configured to record the number of file browsing and downloading and track the user's activities.

5. The virtual classroom real-time interactive cloud platform according to claim 4, characterized in that: The multimedia content display unit includes the above-mentioned one, which displays static images, dynamic videos, text contents and charts, allows users to interact with the displayed contents, displays the contents in a virtual or augmented reality environment, creates various animation effects and special effects, and customizes various functions and interfaces according to user needs.

6. The virtual classroom real-time interactive cloud platform according to claim 1, characterized in that: The personalized learning support module is configured to use big data, machine learning and artificial intelligence technologies to analyze students' learning behaviors, interest preferences and academic performance.

7. The virtual classroom real-time interactive cloud platform according to claim 6, characterized in that: The personalized learning support module includes: Learning behavior tracking unit, which records students’ learning activities on the platform, including but not limited to video watching time, exercise completion speed, homework submission time; and analyzes students’ learning habits; The data analysis and mining unit is configured to evaluate learning outcomes through data such as homework grades and test results; and to judge the degree of mastery of specific knowledge points by students based on the questions and tests they complete.

8. The virtual classroom real-time interactive cloud platform according to claim 2, characterized in that: The teacher management module includes: Teaching resource management unit, including resource acquisition, resource uploading, resource editing and resource sharing; Classroom management unit, including creating courses, posting notices, scheduling assignments and quizzes, and grade management; Student management unit, including class management, student information, attendance records and communication.

Citation Information

Cited By

  • Teaching management method and management system based on VR

    CN119861824A