TWI622026B - Interactive teaching system - Google Patents

Abstract

An interactive teaching system includes a server end for a plurality of users to log in through a network connection. By executing software programs, the server end can generate operation interfaces corresponding to the same 3D image scenes that can be operated by each user, and each operation interface forms a teacher operation interface and at least one learner operation interface according to different users. The instructor interface or the learner interface can receive operation instructions for the 3D image scene, and after the 3D image scene performs corresponding image processing according to the operation instruction, the 3D image scene originally presented by each operation interface is updated synchronously.

Description

Interactive teaching system

The invention relates to an interactive teaching system, in particular to an interactive teaching system combining 3D synchronous images.

If modern people want to learn any language, in addition to reading books, going to school or taking related language courses, etc., they can also learn online, so that learners are not limited to any time and place, as long as Language-learning can be carried out by using a device with network connection function. For modern people who are busy in life, it greatly improves the convenience and practicality of learning. Although learners can learn by watching pre-recorded language instruction videos or using some software with video functions to conduct conversations with the lecturers, the learning effects of these traditional learning methods are still limited and exist. Problems such as poor interaction between learners and lecturers.

In addition, 3D image processing technology is currently one of the hot topics, such as the presentation of virtual reality (VR) or 3D image scenes, and it is mostly used in games or dynamic exhibition venues. If 3D image processing technology can be combined with language learning, the dynamic 3D image presentation will raise the interest of learners. However, how to allow multiple users to achieve synchronous 3D image presentation when using a user interface for two-way or multi-directional learning is a topic worthy of research.

An object of the present invention is to provide an interactive teaching system capable of generating 3D video scenes that can be operated through an operation interface and synchronizing the 3D image scenes presented by the operation interfaces.

To achieve the above object, the interactive teaching system of the present invention includes a server end for a plurality of users to log in through a network connection. The server end includes a processor and a memory electrically connected to the processor, and the memory includes a software program executable by the processor. The software program includes a 3D image module, an interface generation module, and a synchronization module. The 3D image module is used to generate an operable 3D image scene; the interface generation module is used to generate an operation interface corresponding to each user that can present the same 3D image scene. The operation interface is based on different users to form an instructor operation interface and at least A learner operation interface, wherein the instructor operation interface or the learner operation interface can receive operation instructions for a 3D image scene, and notify the 3D image module to perform corresponding image processing according to the operation instructions; the synchronization module is used to perform corresponding image processing according to the corresponding image processing. The subsequent 3D image scenes simultaneously update the 3D image scenes originally presented by each operation interface.

In one embodiment of the present invention, the teaching user operation interface is preset with the control right and the transfer right of the 3D image scene. The transfer right is used to transfer the control right to any learner operation interface or return to the teacher operation operation. The interface enables a teaching operator operating interface or a learner operating interface having control rights to receive operation instructions to perform corresponding image processing.

In one embodiment of the present invention, at the same time, the control right only exists in one of the operator's operation interface and any learner's operation interface.

In an embodiment of the present invention, the operation interface is formed according to the personal setting values of different users to form a teacher operation interface or a learner operation interface.

In one embodiment of the present invention, the interactive teaching system further includes a plurality of user terminals, each user terminal is for a single user to connect to the server terminal through a network, and the personal setting value is stored in the user terminal, and The user terminal displays a corresponding operation interface for operation.

In one embodiment of the present invention, each user terminal includes a corresponding synchronization module, and the corresponding synchronization module and the server-side synchronization module maintain bidirectional transmission through a transmission protocol to perform data synchronization update.

In one embodiment of the present invention, the corresponding synchronization module is an application program or a browser with a data synchronization function.

In one embodiment of the present invention, the synchronization module includes an interface data synchronization module, which is used to synchronize and update the plane video stream data, graphic data, or user information presented on each operation interface.

In one embodiment of the present invention, the corresponding image processing includes 3D image scene change, 3D image scene movement, 3D image scene perspective change, object state change in the 3D image scene, object movement, object rotation, or 3D game interface generation.

In one embodiment of the present invention, the corresponding image processing is combined with audio data, so that the 3D image scenes presented by the operation interfaces are simultaneously updated and output according to the corresponding image processing.

According to this, the interactive teaching system of the present invention can provide an operation interface for plural users to carry out interactive language teaching, and the operation interface can be combined with the application of 3D images, and simultaneously perform synchronous update of 3D image data and non-3D image data .

Since the various aspects and embodiments are merely illustrative and non-limiting, after reading this specification, those with ordinary knowledge may have other aspects and embodiments without departing from the scope of the present invention. According to the following detailed description and patent application scope, the features and advantages of these embodiments will be more prominent.

In this article, the terms "including", "having" or any other similar language are intended to cover non-exclusive inclusions. For example, an element or structure containing a plurality of elements is not limited to only those elements listed herein, but may include other elements that are not explicitly listed but are generally inherent to the element or structure.

Please refer to Figure 1 first. FIG. 1 is a system diagram of the interactive teaching system 1 of the present invention. As shown in FIG. 1, the interactive teaching system 1 of the present invention includes a server end 10 for multiple users to log in through a network connection; each user can use a user end 20 having a network connection function. After connecting to the server 10 through the Internet 30 and performing a login operation, the interactive teaching system 1 of the present invention is used for interactive teaching. The server end 10 may be a single computer device that performs an integrated function or will be constructed by a plurality of computer devices that respectively perform at least a part of the foregoing integrated function; the user end 20 may be a desktop computer, a tablet computer, or a smartphone Or other similar computer devices with network connectivity.

The server end 10 includes a processor 11 and a memory 12. The memory 12 is electrically connected to the processor 11. The memory 12 includes an operating system (not shown) and a software program 12a. The processor 11 can load the operating system and execute the software program 12a under the operating system environment. Here, the processor 11 may be a central processing unit of a computer device, a microprocessor, or other processors with similar processing functions, and the memory 12 may be a general memory, a hard disk, or other storage units with similar storage functions. In this embodiment, the software program 12a is written using the flash syntax, so each user only needs to execute the browser-related application program preloaded on the client 20 and log in to the interactive teaching of the present invention through the Internet 30 connection The server end 10 of the system 1 can generate and display the relevant operation interface on the user end 20 to facilitate the operation of each user; therefore, the user does not need to install additional corresponding software on the user end 20 to connect Log in to the server terminal 10 online for convenience of users, but the present invention is not limited thereto. For example, when the user terminal 20 is a smart phone, a mobile phone application (application, APP) that will be connected to the server terminal 10 and generate a related operation interface after execution can also be downloaded in advance, so that the user can execute The mobile phone application on the user terminal 20 performs subsequent interactive operations through the operation interface.

Please refer to FIG. 2 and FIG. 3 together. FIG. 2 is a schematic diagram of the structure of the software program 12a and the user terminal 20 of the interactive teaching system of the present invention; FIG. 3 is a schematic diagram of the connection state of the interactive teaching system of the present invention. As shown in FIG. 2 and FIG. 3, corresponding user information is stored in each user terminal 20. When any user a logs in to the server terminal 10 through the user terminal 20, the software program 12 a passes through the user. The terminal 20 obtains its user information to compare a course grouping data, and assigns the user a to the determined teaching group A. The course grouping data is pre-loaded into the memory 12; The quantity, degree or identity of a will properly allocate each user a and generate at least one teaching group A, each teaching group A is composed of a plurality of users a, where each teaching group A includes a teaching person a1 and at least one Learner a2. The aforementioned related technology of using user information to allocate user a has been disclosed in the inventor's invention patent case in Taiwan Announcement No. I249112, and will not be repeated here.

The software program 12a includes a 3D image module 121, an interface generation module 122, and a synchronization module 123 electrically connected to each other. The 3D image module 121 is used to generate an operable 3D image scene. The 3D image scene described here can be a common 3D stereo image, which can support WebGL technology, so that each user can present the 3D image scene on the corresponding operation interface through the browser of the user terminal 20. The 3D image scene can also be a 3D interactive image generated by applying virtual reality (VR), augmented reality (AR) or mixed reality (MR) technology, for users to see through the naked eye or Corresponding external equipment (such as a head-mounted display or other auxiliary display device) electrically connected to the user terminal 20 is used for viewing and generating interactive effects.

As shown in FIG. 2 and FIG. 3, the interface generation module 122 is configured to generate a corresponding operation interface 200 according to each teaching group A for interactive teaching by each teaching group A. The user information of each user a includes the personal setting value corresponding to the user a. After the operation interface 200 is generated, the operation interface 200 will correspondingly load the personal setting value of each user a, and according to the loaded Different personal settings will form a corresponding personalized operation interface 200a and display it on the user terminal 20. Therefore, each user a can communicate and learn with other users in the same teaching group A through the personalized operation interface 200a. In addition, the teaching module 121 can be divided into a teacher's operation interface or a learner's operation interface according to different personal settings, for example, corresponding to different user identities, so as to open different interface to use Permissions.

The interface generation module 122 can be combined with the 3D image module 121 to present the same 3D image scene to the personalized operation interface 200a generated by each user in the same teaching group A. The user a can input an operation instruction for the 3D image scene through the user terminal 20, so that the corresponding instructor operation interface or learner operation interface can receive the operation instruction, and notify the 3D image module 121 to execute the corresponding image according to the operation instruction. deal with. The operation instructions described herein may be input by a user through various input devices of the user terminal 20, such as a touch panel, a mouse, a keyboard, a remote control device, a sound input device, etc., but the present invention is not limited thereto. For example, a sensing device (such as a light sensor, a motion sensor, an accelerometer, etc.) electrically connected to the user terminal 20 can also be used to sense the user's actions or gestures to complete the input of operation instructions. The types of operation instructions can be click, drag, circle, directly trigger the corresponding function keys, sound control or sensed gestures or actions on the 3D video scene.

The synchronization module 123 is used to synchronously update the 3D image scenes originally presented by each operation interface according to the 3D image scenes after corresponding image processing, and it also supports WebGL technology. After the aforementioned 3D image module 121 performs corresponding image processing on the original 3D image scene according to any operation instruction that has been input, the 3D image scene will change with different corresponding image processing. At this time, the synchronization module 123 will change the 3D image. The image scenes are updated synchronously on each operation interface, so that all users in the same teaching group can synchronously see the changes in the 3D image scenes presented. The corresponding image processing described here includes 3D image scene change, 3D image scene movement, 3D image scene perspective change, object state change in the 3D image scene, object movement, object rotation, or 3D game interface generation.

The aforementioned 3D image scene change, 3D image scene movement, or 3D image scene perspective change is more biased towards the overall change of the 3D image scene. The 3D image scene change can be switched between different 3D image scenes according to operation instructions, such as switching from indoor scenes to outdoor scenes; the 3D image scene movement can be moved in corresponding directions in the 3D image scene according to operation instructions, such as Move forward and backward in the current 3D image scene; the angle of view change of the 3D image scene can be adjusted or changed according to the operation instruction to present the corresponding angle of view in the 3D image scene, such as adjusting the angle of view in different directions such as up, down, left and right.

And the change of the state of the object, the movement of the object, or the rotation of the object in the aforementioned 3D image scene is biased toward the change of a single or a part of the object in the 3D image scene. The state change of the object in the 3D image scene can be based on the operation instruction to change the current state of the existing object in the 3D image scene, such as object lighting, blasting, deformation, object replacement, etc .; object movement can be based on the operation instruction in the current 3D image scene. The position of the existing object is moved, for example, the object is moved from the left to the right of the 3D image scene; the rotation of the object may be the rotation of the existing object in the current 3D image scene according to the operation instruction, such as rotating the back of the object of the 3D image scene to the front. In addition, in response to the input operation instructions, the 3D image module 121 can also generate a 3D game interface and present it simultaneously on each operation interface, so that the user can experience the game content and improve the learning fun through the 3D game interface.

Corresponding image processing can also be combined with audio data, so that when the 3D image scene presented by each operation interface is updated synchronously according to the corresponding image processing, audio data is output together to present the dual effects of visual and auditory. For example, when the corresponding image processing is 3D image scene movement, the sound effects of footsteps can be output in conjunction with the moving scene to increase the user's sense of presence in the 3D image scene; and when the corresponding image processing is 3D image scene When the state of an object changes (for example, the object is illuminated), a beep sound or other sound effects can be output in accordance with the change in the state of the object to provide users with different feelings when operating the interface.

The aforementioned synchronization module 123 not only has the function of synchronously updating the 3D image scene presented in each operation interface, but also can perform the synchronization update interface of other data in the operation interface. In one embodiment of the present invention, the synchronization module 123 includes an interface data synchronization module 123a, which supports flash technology to synchronize and update other data other than the aforementioned 3D image scene presented on each operation interface, such as each operation interface. Presentation of flat video streaming data (such as video image data), graphic data (such as teaching materials) or user information (such as the current user status).

As shown in FIG. 2, in order to cooperate with the synchronization module 123 of the server 10, each user terminal 20 includes a corresponding synchronization module 21, and the corresponding synchronization module 21 and the synchronization module 123 of the server 10 The transport protocol maintains two-way transmission to perform data synchronization updates. The corresponding synchronization module 21 is an application program that can be installed on a smart phone or a browser with a data synchronization function. For example, in one embodiment of the present invention, the corresponding synchronization module 21 may include a flat video streaming unit 211 and a 3D video data processing unit 212, wherein the flat video streaming unit 211 is responsible for processing between the video streaming unit 211 and the server 10 For example, the flat video streaming uses Flash Media Server architecture; and the 3D image data processing unit 212 is responsible for processing 3D image data synchronization with the server 10, such as using WebGL technology that supports 3D image scenes, and the aforementioned transmission protocol WebSocket can be used. According to this, the user terminal 20 can synchronize and update the aforementioned flat video stream data and 3D video scenes through the corresponding synchronization module 21, but the structure of the corresponding synchronization module 21 is not limited thereto.

Please refer to FIG. 4 and FIG. 5 together. FIG. 4 is a schematic diagram of the personalized operation interface 200a of the interactive teaching system 1 of the present invention; FIG. 5 is a schematic diagram of the interactive teaching system of the present invention presenting a 3D image scene through the personalized operation interface 200a. As shown in FIG. 2 to FIG. 4, when user a logs in to server 10 through user terminal 20, the personal setting value of user a will be loaded together to generate a customized individual based on the personal setting value. The operation interface 200a enables the user a to perform interactive teaching in the most familiar interface mode. The command input authority of the user a in the personalized operation interface 200a will vary according to the personal setting value loaded when logging in to the server 10. For example, when user a is a learner a1, for the convenience of teaching, the system will preset the permissions of its instruction input permissions to be turned on; and when user a is a learner a2, some instruction input permissions The preset is off. The foregoing command input permission setting end adjusts preset values according to different requirements of the system, and the present invention is not limited thereto.

As shown in FIG. 2 and FIG. 4, each personalized operation interface 200 a generated by the interface generation module 122 includes a status display area 210, an instant communication area 220, a video display area 230, an interface function setting area 240, and an interactive display area 250. The status display area 210 is used to display status information of each user, including the connection status, identity status, or input permission status of each user, but the status information displayed in the status display area 210 is not limited to the foregoing items. The instant messaging area 220 is used to display text information input by each user in the same teaching group for text communication between two or more parties. The video display area 230 is used to display the video information obtained from the instructor, for example, using a webcam to obtain the real-time image of the instructor, and the video display area 230 includes an audio and video function bar 231 that can switch the functions of audio and video on and off and adjustment. The interface function setting area 240 is used to provide real-time selection and display of some interface functions, including time information display 241, interface function option 242, and auxiliary communication function option 243.

The interactive display area 250 provides a function similar to a digital whiteboard. Through the personalized operation interface 200a, a teaching display information (such as a file file, webpage data or audiovisual data, etc.) can be loaded and displayed in the interactive display area 250. Teaching display information is generally provided by a teacher with interactive input authority. The function and selection of teaching display information (such as entering text, noting or drawing a line on the teaching display information) is performed through the function bar 251 of the interactive display area 250. It is used as a supplementary teaching material or instruction for teaching, but learners with interactive input permission set to on can also use the related functions of this interactive display area 250. In addition, the teaching display information corresponding to each teaching group can be pre-loaded into the interactive display area 250 of the personalized operation interface 200a by the system setting, so that users who log in first can preview and learn. It should be noted that the aforementioned related interface display data of the personalized operation interface 200a can be updated synchronously through the interface data synchronization module 123a of the synchronization module 123.

In the interactive teaching system 1 of the present invention, the user can perform the opening and closing functions of the 3D image scene through the interactive display area 250 of the personalized operation interface 200a. As shown in FIG. 4, in one embodiment of the present invention, the function row 251 provided in the interactive display area 250 of the personalized operation interface 200 a includes a 3D image scene switching key 251 a. When the user operates the mouse or touches After the control panel presses the switch key 251a, the 3D image scene (as shown in FIG. 5) can be presented in the interactive display area 250 or the 3D image scene can be closed. Similarly, before the interactive teaching starts, the user can display the 3D video scene through the switching key 251a of the interactive display area 250 for preview learning. After the user inputs an operation instruction for the 3D image scene through the personalized operation interface 200a (for example, the object or function bar for the 3D image scene presented in the interactive display area 250 is clicked, dragged with a mouse cursor, or pressed to correspond to the keyboard Function keys, etc.), the 3D image module 121 performs any of the foregoing corresponding image processing according to the operation instruction to generate a 3D image scene change. At this time, the changed 3D image scene is performed on each operation interface by the synchronization module 123. Synchronization Update. By changing the 3D image scene and related functions of language learning, the user can increase learning interest and freshness when performing language learning through the interactive teaching system 1 of the present invention, thereby generating better learning effects.

In the interactive teaching system 1 of the present invention, if one wants to input an operation instruction for a 3D image scene through any operation interface to control the 3D image scene, the operation interface must have control rights for the 3D image scene in order to enable The operation interface has the authority to receive operation instructions for 3D video scenes. In one embodiment of the present invention, the aforementioned control right and transfer right of the 3D image scene are preset only for the teaching user operation interface. Here, the transfer right is used to transfer the control right to any learner operation interface or Return from the learner operation interface to the learner operation interface; and the instructor operation interface or learner operation interface with control rights can receive operation instructions for 3D image scenes to perform corresponding image processing.

Please refer to FIGS. 6A to 6C together below. FIG. 6A to FIG. 6C are schematic diagrams of different embodiments of control rights transfer of a 3D video scene of the interactive teaching system 1 of the present invention. The interactive teaching system 1 of the present invention presets the control and transfer rights of the 3D image scene to the operation interface of the user terminal 20 as the instructor, so that the instructor can input the operation instructions of the 3D image scene under normal conditions. To control the 3D image scene through the operator's interface. As shown in FIG. 6A, in this first embodiment, when the instructor thinks that it is necessary, he can send a transfer instruction of control right to the server end 10 through the instructor operation interface of the user end 20, and the server end 10 will transfer control to the corresponding user terminal 20 of any learner selected by the instructor according to this transfer instruction, so that the learner's learner operation interface obtains the control right for the 3D image scene, and then The learner operates the interface to input 3D image scene operation instructions to control the 3D image scene.

As shown in FIG. 6B, in this second embodiment, when the learner thinks that the learner has completed the control of the 3D image scene, the learner can send the control again through the instructor operation interface of the user terminal 20 The right transfer instruction to the server end 10, and the server end 10 will transfer control back to the user end 20 of the instructor according to the transfer instruction, so that the instructor operation interface regains and executes the control for the 3D image scene Alternatively, as shown in FIG. 6C, in this third embodiment, the server end 10 will transfer the control right to the corresponding user end 20 of another learner selected by the instructor according to the transfer instruction. The learner operation interface of another learner is made to obtain the execution control right for the 3D image scene, and then the learner operation interface is used to input the operation instruction of the 3D image scene to control the 3D image scene.

It should be noted that the aforementioned control right only exists in one of the teaching user's operation interface and any learner's operation interface at the same point in time. To avoid that multiple operation interfaces have control rights, the 3D image module needs to be executed simultaneously. Multiple corresponding image processing may easily lead to the possibility of 3D image synchronization error.

In summary, the interactive teaching system 1 of the present invention can generate a corresponding operation interface according to different users, and combine the presentation of 3D video scenes on the operation interface. On the one hand, the synchronization module 123 of the server 10 cooperates with the corresponding synchronization module 21 of each user terminal 20 to synchronize and update the 3D image scene presented by each operation interface of each user terminal 20; on the other hand, through the server terminal The interface data synchronization module 123a of the synchronization module 123 of 10 cooperates with the corresponding synchronization module 21 of each user terminal 20 to synchronously update other interface data (such as planes) in each operation interface of each user terminal 20 except the 3D image scene. Audio and video stream data, etc.), so that the interactive teaching system 1 of the present invention can simultaneously update the 3D image data and plane audio and video data for the operation interface, improve the synchronization update effect of the operation interface data, and increase the user's learning interest .

The above implementations are merely auxiliary descriptions in nature, and are not intended to limit the subject matter of the application or the applications or uses of the embodiments. In addition, although at least one illustrative example has been proposed in the foregoing embodiments, it should be understood that the present invention may be subject to numerous variations. It should also be understood that the embodiments described herein are not intended to limit the scope, use, or configuration of the subject matter of the application requested in any way. Rather, the foregoing embodiments will provide a simple guide for those of ordinary skill in the art to implement one or more of the embodiments described. Furthermore, various changes can be made to the function and arrangement of the elements without departing from the scope defined by the scope of the patent application, and the scope of the patent application includes known equivalents and all foreseeable equivalents when the application for this patent is filed.

1‧‧‧ Interactive Teaching System

10‧‧‧Server

11‧‧‧ processor

12‧‧‧Memory

12a‧‧‧software program

121‧‧‧3D image module

122‧‧‧Interface generation module

123‧‧‧Sync Module

123a‧‧‧Interface data synchronization module

20‧‧‧user

21‧‧‧corresponding synchronization module

211‧‧‧ flat video streaming unit

212‧‧‧3D image data processing unit

30‧‧‧Internet

200‧‧‧ operation interface

200a‧‧‧ Personalized operation interface

210‧‧‧Status display area

220‧‧‧IM

230‧‧‧Video display area

231‧‧‧Video function bar

240‧‧‧ Interface Function Setting Area

241‧‧‧Time information display

242‧‧‧Interface function options

243‧‧‧Auxiliary communication function options

250‧‧‧ Interactive Display Area

251‧‧‧Function Bar

251a‧‧‧Switch key

A‧‧‧ Teaching Group

a‧‧‧user

a1‧‧‧Teacher

a2‧‧‧Learner

FIG. 1 is a system diagram of the interactive teaching system of the present invention. FIG. 2 is a schematic diagram of a software program and a client structure of the interactive teaching system of the present invention. FIG. 3 is a schematic diagram of a connection state of the interactive teaching system of the present invention. FIG. 4 is a schematic diagram of an operation interface of the interactive teaching system of the present invention. FIG. 5 is a schematic diagram showing a 3D image scene displayed on the operation interface of the interactive teaching system of the present invention. FIG. 6A is a schematic diagram of a first embodiment of the control right transfer of a 3D video scene of the interactive teaching system of the present invention. FIG. 6B is a schematic diagram of a second embodiment of the control right transfer of the 3D video scene of the interactive teaching system of the present invention. FIG. 6C is a schematic diagram of the third embodiment of the control right transfer of the 3D video scene of the interactive teaching system of the present invention.

Claims (9)

An interactive teaching system for combining the presentation of 3D synchronized images. The interactive teaching system includes: a server end for multiple users to log in through a network connection, the server end including: a processor; And a memory, which is electrically connected with the processor, the memory includes a software program for executing the software program by the processor, the software program includes: a 3D image module for generating operable 3D image scene; an interface generation module is used to generate an operation interface corresponding to each user that can present the same 3D image scene, and the operation interface is based on different users to form an instructor operation interface and at least one learning User operation interface, wherein the teacher operation interface or the learner operation interface may receive an operation instruction for the 3D image scene, and notify the 3D image module to perform a corresponding image processing according to the operation instruction; and a synchronization module For synchronously updating the 3D image scenes originally presented by each operation interface according to the 3D image scenes after the corresponding image processing; wherein the teaching The scholar operation interface presets a control right and a transfer right of the 3D image scene, and the transfer right is used to transfer the control right to any of the learner operation interface or back to the instructor operation interface, so that The teaching operator operation interface or the learner operation interface having the control right may receive the operation instruction to perform the corresponding image processing. The interactive teaching system according to claim 1, wherein at the same time, the control right only exists in one of the teaching user's operation interface and any one of the learner's operation interfaces. The interactive teaching system according to claim 1, wherein the operation interface is corresponding to the personal setting value of one of the users to form the teaching user operation interface or the learner operation interface. The interactive teaching system as described in claim 3, further comprising a plurality of users, each of which is provided for a single user to connect to the server through a network, wherein the personal setting value is stored in the user Terminal, and the corresponding operation interface is displayed on the user terminal for operation. The interactive teaching system according to claim 4, wherein each of the user terminals includes a corresponding synchronization module, and the corresponding synchronization module and the server-side synchronization module maintain two-way transmission through a transmission protocol for execution. Data synchronization update. The interactive teaching system according to claim 5, wherein the corresponding synchronization module is an application program or a browser with a data synchronization function. The interactive teaching system according to claim 1, wherein the synchronization module includes an interface data synchronization module for synchronizing and updating a plane video stream data, a graphic data or a use presented on each operation interface. Information. The interactive teaching system according to claim 1, wherein the corresponding image processing includes a 3D image scene change, a 3D image scene movement, a 3D image scene perspective change, an object state change in the 3D image scene, and an object movement 1. An object rotates or generates a 3D game interface. The interactive teaching system according to claim 1, wherein the corresponding image processing is combined with audio data, so that the 3D image scenes presented by the operation interfaces are simultaneously output in accordance with the corresponding image processing.