TW202347275A - Live teaching system - Google Patents

Abstract

A live teaching system includes a network module, a website module, a video playback module, an examination module and a course database. The website module provides an online learning platform on the network for connecting with a teaching end device and at least one learning end device. The course database includes pre-recorded videos and a checkpoint profile. When the video playback module plays the pre-recorded video until the time recorded in the checkpoint profile, the examination module displays attention check questions on the learning end device.

Description

Live teaching system

The present invention relates to a teaching system, in particular to a live teaching system.

In current online teaching, there are often inconsistencies between the paces of students and teachers. The reasons may include: (1) When the teacher narrates the content online, the students do not follow the scenes described by the teacher; (2) The students watch the teaching video, and the instructor cannot know whether the video knowledge is transferred to the students; (3) Online When teaching, students jump out of the webpage to do other things, and the teacher has no way of knowing whether the students stay on the teaching page; (4) During online teaching, the instructor can only call students through video and voice to interact, and the means of interaction are limited.

In view of this, one embodiment of the present invention proposes a live teaching system, which includes a network module, a website providing module, a video playback module, an attention check module and a course database.

Network modules connect to a network. The website provides modules to connect to network modules and provides an online learning platform on the Internet. The online learning platform provides a teaching terminal device and at least one learning terminal device connected to the network module via network communication, wherein the online learning platform has a course page of a course.

The course database stores a pre-recorded video of the course and a review time profile. The assessment time point configuration file records one or more assessment time points of the pre-recorded video and one or more attention assessment questions corresponding to each assessment time point.

The video playback module is coupled to the website to provide modules and course databases, and provides a course live broadcast block on the course page to synchronously play pre-recorded videos on the teaching end device and each learning end device.

The attention check module is coupled to the website providing module and video playback module. The attention check module reads the check time point configuration file to generate a time-limited answer window with corresponding attention check questions to be displayed on each learning terminal device when the pre-recorded video is played to each check time point. In the course page, a question-answer control window with corresponding attention check questions is generated in the course page displayed on the teaching end device, and the video playback module is triggered to pause playback on the teaching end device and each learning end device. Pre-recorded video.

In summary, according to the live teaching system according to the embodiment of the present invention, professional teachers can teach, and the instructor can lead the course and provide real-time assistance to students. Different from the method of teaching in real time that relies entirely on shared images, this invention combines pre-recorded videos and attention check questions to proactively care about students' concentration and learning effectiveness. In addition, since the assessment time points and attention assessment test questions are bound through the assessment time point configuration file, you can freely adjust the assessment time points and switch attention assessment questions, which is more flexible than using all pre-recorded video teaching materials. , which can also save traffic.

Referring to Figures 1 and 2, they are respectively schematic structural diagrams (1) and (2) of a live teaching system according to an embodiment of the present invention. The live teaching system includes a servo device 1. The servo device 1 can be implemented by a servo host or multiple interconnected servo hosts. The server device 1 includes a network module 10, a website providing module 21, a video playback module 22, a test question module 23, a discussion module 24, an interactive control module 25, a course database 26, and an attention check module. 27 and course synchronization module 28.

The website providing module 21 is coupled to the network module 10 . The video playing module 22 is coupled between the website providing module 21 and the course database 26 . The test question module 23 is coupled between the website providing module 21 and the course database 26 . The discussion module 24 is coupled between the website providing module 21 and the course database 26 . The course synchronization module 28 is coupled to the website providing module 21, the video playback module 22, the test question module 23 and the discussion module 24. The interactive control module 25 couples the website providing module 21 and the course synchronization module 28 . The attention checking module 27 is coupled to the website providing module 21 and the video playing module 22.

Network module 10 is connected to network 3. In some embodiments, network 3 may be the Internet, a local area network, or a combination thereof. In other words, the network module 10 may include a wired/wireless network module for network 3 access. For example, when supporting wireless network technology, the network module 10 may include supporting wireless LAN (WLAN), wireless broadband (Wibro), Worldwide Interoperability for Microwave Access (Wimax), high-speed downlink packet access (HSDPA) or Communication chips, transceivers or circuits for other types of Wireless Wide Area Network (WWAN) communication technologies. When supporting wired network technology, the network module 10 may include a communication chip that supports x Digital Subscriber Line (xDSL), fiber to the home (FTTH), power line communication (PLC) or other types of wired communication protocols, transceiver or circuit.

The website provides module 21 to provide an online learning platform 2 on the Internet 3 . Here, the online learning platform 2 allows a teaching terminal device 4 and multiple learning terminal devices 5 to communicate with the network module 10 through the network 3 to conduct online teaching of a course. In some embodiments, the online learning platform 2 can be implemented as a website. The teacher (or tutor) can enter the URL of the online teaching website into the browser of the teaching terminal device 4 to connect to the online teaching website, so that the teaching terminal device 4 communicates with the server device 1 . Similarly, students can enter the URL of the online teaching website into the browser of the learning terminal device 5 to connect to the online teaching website, so that the learning terminal device 5 communicates with the server device 1 .

In some embodiments, after connecting to the online learning platform 2, the instructor can operate the teaching terminal device 4 to log in to the online learning platform 2 through identity authentication methods such as inputting an account number and password. In other words, the server device 1 has a member management module (not shown) and a member database (not shown). The member management module is coupled between the network module 10 and the member database. Through the network module 10 Receive the member information sent by the teaching device 4 (or the learning device 5), and verify the member information based on the data in the member database. After passing the verification, the teaching device 4 (or the learning device 5) is allowed to log in to the online learning platform 2. When the teaching terminal device 4 (or the learning terminal device 5) logs into the online learning platform 2, the display screen of the teaching terminal device 4 (or the learning terminal device 5) will be synchronized with the online learning platform 2. The online learning platform 2 will grant different permissions according to the teaching terminal device 4 and the learning terminal device 5, so the screen content displayed by the teaching terminal device 4 and the learning terminal device 5 may be different.

Refer to FIG. 3 , which is a schematic diagram of the course database 26 according to an embodiment of the present invention. The course database 26 includes a pre-recorded video 261 corresponding to a course 601, an assessment time point configuration file 262, a lecture text 263, and a test question bank 264. However, the present invention is not limited to one course 601. The course database 26 may also include pre-recorded videos 261 corresponding to other courses 601, assessment time configuration files 262, handout texts 263 and test question banks 264. The pre-recorded video 261 is a video pre-recorded by another teaching person (teacher) teaching the course 601. In order to illustrate the smoothness, the content of the check time point configuration file 262 will be described in detail later. The test question bank 264 includes test questions 266 and corresponding answers (ie, test answers 267). The handout text 263 includes handout files and text content and other information content presented through pictures, text or a combination thereof, and may provide text, illustrations, text explanations, etc. Here, according to the difference in authority between the tutor and the student, the text content can be divided into text content for the tutor to view and text content for the student to view.

Referring to FIG. 4 , it is a schematic diagram (1) of the online learning platform 2 displayed on the teaching terminal device 4 according to an embodiment of the present invention. The online learning platform 2 provides the course page 602a to the teaching terminal device 4, so that the online learning platform 2 displayed on the teaching terminal device 4 has the course page 602a corresponding to the course 601. Here, the name of course 601 is "Mathematics 1/Chapter 1" as an example. The course page 602a includes a plurality of marked options T1 to T5, here respectively marked option T1 - "Preface", marked option T2 - "Pre-class test", marked option T3 - "Teaching Video", marked option T4 - "After class" "Quiz" and mark option T5-"Course Record". The instructor can operate the teaching terminal device 4 to control corresponding functions according to the information in the course page 602a. That is, the instructor can operate the teaching terminal device 4 to click on a specific option on the course page 602a, causing the teaching terminal device 4 to send a trigger signal instructing the execution of the function corresponding to the specific option to the online learning platform 2 (i.e., the server device 1). This in turn causes the corresponding module to perform corresponding actions based on the received trigger signal. Here, FIG. 4 is a schematic diagram showing the course page 602a after the marking option T1 is triggered. In response to the marking option T1 being triggered, the discussion module 24 causes the corresponding course description block B1 to be displayed in the designated area of the course page 602a.

The course description block B1 includes a description area B11 for students and a description area B12 for instructors, which respectively present the aforementioned lecture text 263 including text content for students to view and text content for instructors to view. The department may include an outline introduction to course 601, class presentation, etc. Specifications etc. The text content for the tutor to view may further include information content such as instructions and reminders provided to the tutor. The course description block B1 also includes a download link option B13, which can provide the lecture file included in the aforementioned lecture text 263 to the teaching terminal device 4 for download through a hyperlink.

The course description block B1 may also include the instructor's avatar block B14, which may display the instructor's avatar photo and instructor's name.

Referring to FIG. 5 , it is a schematic diagram (1) of the online learning platform 2 displayed on the learning terminal device 5 according to an embodiment of the present invention. The online learning platform 2 provides the course page 602b to the learning terminal device 5, so that the online learning platform 2 displayed on the learning terminal device 5 has the course page 602b corresponding to the course 601. The course page 602b includes multiple marking options t1 to t8, here respectively marking option t1 - "Preface", marking option t2 - "Pre-class test", marking option t3 - "Knowledge Point 1", marking option t4 - "Acceptance" 1", mark option t5-"knowledge point 2", mark option t6-"acceptance 2", mark option t7-"after-class test" and mark option t8-"course record". The student can operate the learning terminal device 5 to click on a specific option on the course page 602b, causing the learning terminal device 5 to send a trigger signal instructing the execution of the function corresponding to the specific option to the online learning platform 2 (i.e., the server device 1), and then the course page 602b presents the corresponding content. Here, FIG. 5 is a schematic diagram showing the course page 602b in response to the marking option t1 being triggered. The course page 602b also includes a course description block B1. This course description block B1 includes the aforementioned student description area B11, download link option B13, and instructor avatar block B14.

Referring again to Figure 4, the course page 602a includes multiple control options C1 to C8. Here, the control option C1-"Live broadcast/not started" is the live broadcast switch option. The instructor can operate the teaching terminal device 4 and click on the control option C1. The teaching terminal The device 4 sends a trigger signal to the online learning platform 2 to activate the course synchronization module 28 . The course synchronization module 28 will drive the corresponding module to display the corresponding content on the course page 602b of each learning end device 5 participating in the same course 601 according to the marking options T1 to T5 triggered by the teaching end device 4. When the course 601 is about to end, the instructor can trigger the control option C1 again, causing the course synchronization module 28 to close and interrupt the synchronization of content to the learning terminal device 5 . In some embodiments, the control option C1 may not be controlled by the instructor, but may automatically turn on and off the live broadcast according to the preset start and end time of the course 601, for example, turn on and off the live broadcast for a period of time (such as 30 minutes) before and after the class start time. Turn off the live broadcast.

Control option C2-"Sound" is a sound control option that allows the instructor to set one or more sound permissions. For example, the instructor can set whether the teaching terminal device 4's own sound (such as a microphone sound source, etc.) is synchronously sent to each learning terminal device 5 for playback. For another example, setting the whole class to mute means prohibiting each learning terminal device 5 from sending its own voice (such as a microphone) to other learning terminal devices 5 and teaching terminal devices 4 simultaneously. Alternatively, the voice function is enabled, so that the learning terminal device 5 can enable the voice dialogue function, and can send its own voice (such as a microphone) to other learning terminal devices 5 and the teaching terminal device 4 simultaneously. The interactive control module 25 can synchronize sounds between the teaching device 4 and the learning device 5 according to the sound permission settings, that is, send the sounds received from the learning device 5 and the teaching device 4 to other devices.

Control option C3-"Video" is a video control option that allows the instructor to set one or more video permissions. For example, the instructor can set whether the own video image (such as a video camera, etc.) of the teaching terminal device 4 is synchronously sent to each learning terminal device 5 for playback. For another example, opening the video function allows the learning terminal device 5 to turn on video and send its own video images, and simultaneously send them to other learning terminal devices 5 and teaching terminal devices 4 . The interactive control module 25 can synchronize video images between the teaching device 4 and the learning device 5 according to the video permission settings, that is, send the video images received from the learning device 5 and the teaching device 4 to other devices.

Control option C4-"Whiteboard" is the whiteboard function option. The instructor operates the teaching end device 4 and clicks the control option C4. The teaching end device 4 sends a trigger signal to the online learning platform 2, causing the course synchronization module 28 to turn on the whiteboard function and provide an electronic whiteboard window (not shown) on the teaching end device. The course page 602a of 4 and the course page 602b of each learning terminal device 5. The display content of the electronic whiteboard window is displayed based on the instructor's operation of whiteboard input tools such as brushes. That is, the display content of the electronic whiteboard window of each learning terminal device 5 is the same as the display content of the electronic whiteboard window of the teaching terminal device 4 . In this way, instructors can use the electronic whiteboard window to assist teaching.

Control option C5 - "Share screen" is a screen sharing control option that allows the instructor to set one or more sharing screen permissions. For example, only the instructor can share the screen, or everyone can share the screen. In addition, control option C5 also provides the function of enabling screen sharing control. The instructor operates the teaching terminal device 4 and clicks the control option C5. The teaching terminal device 4 sends a trigger signal to the online learning platform 2, causing the course synchronization module 28 to turn on the sharing screen function, which can provide a sharing screen window (not shown) on each page. A learning terminal device 5. The course synchronization module 28 receives the screen image of the teaching terminal device 4 and synchronously outputs and displays it in the shared screen window of each learning terminal device 5 .

Control option C7-"Course Discussion" is the discussion board control option. The instructor operates the teaching terminal device 4 and clicks the control option C7, and the teaching terminal device 4 sends a trigger signal to the online learning platform 2, causing the course synchronization module 28 to simultaneously display the course discussion block B3 on the course page 602a of the teaching terminal device 4 and study The course page 602b of the terminal device 5 is shown in Figures 4 and 5. Course discussion block B3 includes speech tools, such as text input field B31, sending option B32, sending icon option (not shown), sending voice message (not shown), and private message option (specifying a specific message recipient, Fig. (not shown), public message option (message sent to everyone, not shown), etc.

Control option C8-"Student Avatar" is the video avatar control option. The instructor operates the teaching terminal device 4 and clicks the control option C8. The teaching terminal device 4 sends a trigger signal to the online learning platform 2, causing the course synchronization module 28 to display the video avatar block B4 on the course page 602a of the teaching terminal device 4, as shown in the figure. 4 shown. The video avatar block B4 can display the video image of each learning terminal device 5 and display the corresponding student name. Here, as shown in FIG. 5 , the course page 602b of the learning terminal device 5 does not display the video avatar block B4. However, in some embodiments, the course synchronization module 28 displays the video avatar block B4 on the learning terminal device 5 Course page 602b.

Referring again to Figure 4, control option C6-"Roll Call" is the roll call function option. The instructor operates the teaching terminal device 4 to click on the control option C6, and the teaching terminal device 4 sends a trigger signal to the online learning platform 2, causing the course synchronization module 28 to turn on the roll call function. The course page 602a of the teaching terminal device 4 includes a student central control block B2. The student central control block B2 displays the name, attendance status, page and other information of the students corresponding to each learning terminal device 5 . Refer to FIG. 6 , which is a schematic diagram of the roll call status displayed on the learning terminal device 5 according to an embodiment of the present invention. When the roll call function starts, the course synchronization module 28 provides a roll call message window M1 on each learning terminal device 5 . The roll call message window M1 includes a roll call option M11. The student operates the learning terminal device 5 to click on the roll call option M11. The learning terminal device 5 sends a trigger signal to the online learning platform 2, so that the course synchronization module 28 learns that the learning terminal device 5 corresponds to the roll call option M11. The students have arrived in class, and the attendance status displayed in the student central control block B2 in the course page 602a of the teaching terminal device 4 is updated accordingly, as shown in Figure 4 . The course synchronization module 28 will time the roll call time (for example, 15 minutes). If a student triggers the roll call option M11 during the roll call time, the course synchronization module 28 will update the student's attendance status to arrive; if the student triggers the roll call time after the roll call time, When the roll call option M11 is triggered before the end of the live broadcast, the course synchronization module 28 will update the student's attendance status to late. On the other hand, if the student has asked for leave in advance, the course synchronization module 28 will automatically bring in the leave information and display the request for leave in the attendance status without recording the absence. In addition, the student control block B2 can include the attendance control option B21 (such as implemented as a drop-down option), which can be triggered by the instructor to set the attendance status of each student (such as asking for leave).

The course synchronization module 28 can also perform statistics based on the attendance information to display the attendance status of the course 601 in the course description block B1 of the course page 602a of the teaching terminal device 4, including, for example, the number of attendees, the number of absentees, and the number of people requesting leave.

The course synchronization module 28 can obtain the current page status information of each learning terminal device 5 (foreword, knowledge point 1, etc. as shown in Figure 5), and present it in the student central control block B2. When the learning terminal device 5 jumps away from the course page 602b displayed in the browser (for example, switches to another application), the teaching terminal device 4 is notified. For example, a "jump page" is displayed to allow the instructor to understand the listening status of each student.

The student central control block B2 also includes other control options, such as the mute control option B22, the mute control option B23, the hand-raising control option B24, and the shake-to-wake control option B25.

The instructor operates the teaching end device 4 and clicks the mute control option B22. The teaching end device 4 sends a trigger signal to the online learning platform 2, causing the course synchronization module 28 to turn off the voice function of the learning end device 5 corresponding to the student, so that the learning The microphone sound of end device 5 will not be synchronized to other devices. At this time, the sound muting control option B22 may be displayed as prompt information such as "Sound muting". When the instructor triggers the same silence control option B22 again, the voice function of the student's learning terminal device 5 can be enabled again.

The instructor operates the teaching end device 4 and clicks the mute control option B23. The teaching end device 4 sends a trigger signal to the online learning platform 2, causing the course synchronization module 28 to close the speech function of the learning end device 5 corresponding to the student, so that the learning The microphone sound of end device 5 will not be synchronized to other devices. At this time, the sound muting control option B22 may be displayed as prompt information such as "Sound muting". When the instructor triggers the same silence control option B22 again, the voice function of the student's learning terminal device 5 can be enabled again.

As shown in Figure 5, different from Figure 4, the course page 602b of the learning terminal device 5 includes a control option C9 - "raise hand". The student operates the learning terminal device 5 and clicks the control option C9. The learning terminal device 5 sends a trigger signal to the online learning platform 2, causing the course synchronization module 28 to display a prompt (such as raising hands) on the control option C9 of the student's learning terminal device 5. ), and a prompt (such as raising hands) corresponding to the student's hand-raising control option B24 is displayed in the student central control block B2 of the teaching end device 4 . When the instructor operates the teaching terminal device 4 to select the hand control option B24, the teaching terminal device 4 sends a trigger signal to the online learning platform 2, so that the course synchronization module 28 synchronizes the student's control option C9 and the hand raising of the teaching terminal device 4 Control option B24 cancels the display prompt to indicate that the instructor has seen the student raise his hand.

The instructor operates the teaching terminal device 4 to click the wake-up control option B25 corresponding to a certain student. The teaching terminal device 4 sends a trigger signal to the online learning platform 2, causing the course synchronization module 28 to provide a wake-up message window M2 to the corresponding student. The learning terminal device 5 (as shown in Figure 7). Figure 7 is a schematic diagram of the shake-to-wake state displayed on the learning terminal device 5 according to an embodiment of the present invention. Similar to the roll call message window M1, the wake-up message window M2 includes a confirmation option M21 - "Received" for students to click to cancel this wake-up message window M2. Take this. The instructor can wake up the distracted students based on the page information presented in the student control block B2, which is the corresponding wakeup control option B25.

Referring back to FIG. 5 , the course page 602b of the learning terminal device 5 also includes the aforementioned control options C1 to C3, C5, and C7. Their functions are generally the same as those described above, and will not be repeated here. It should be noted that the control options C2~C3 allow students to set fewer permissions than the instructor. The control options C2~C3 of the learning terminal device 5 only allow students to set whether to enable their own voice and video functions.

Referring to FIG. 8 and FIG. 9 , which are schematic diagrams (2) of the online learning platform 2 displayed on the teaching end device 4 and the learning end device 5 respectively according to an embodiment of the present invention. FIG. 8 shows a schematic diagram of the course page 602a of the teaching terminal device 4 after the marking option T3 is triggered. In response to the marking option T3 of the teaching terminal device 4 being triggered, the video playback module 22 provides the course live broadcast block B5 to be displayed in the designated area of the course page 602a and the designated area of the course page 602b (as shown in FIG. 9 ). The video playback module 22 synchronously plays the pre-recorded video 261 in the course live broadcast block B5 on the teaching end device 4 and each learning end device 5 . The attention check module 27 reads the check time point configuration file 262 . The assessment time point configuration file 262 records one or more assessment time points of the pre-recorded video 261 and one or more attention assessment questions corresponding to each assessment time point. When the pre-recorded video 261 is played to each check time point, the attention check module 27 generates a time-limited answer window M3 with corresponding attention check questions in the course page 602b displayed on each learning terminal device 5 (As shown in Figure 10), and a question-answering control window M4 with corresponding attention check questions is generated in the course page 602a displayed on the teaching end device 4 (as shown in Figure 11). At this time, the attention check module 27 also triggers the video playback module 22 to pause the playback of the pre-recorded video 261 on the teaching end device 4 and each learning end device 5 . Generally speaking, after a certain knowledge point or certain knowledge points are taught at the checking time point, students' concentration can be improved or regained by allowing students to answer questions in the time-limited answer window M3 at the checking time point. On the other hand, tutors can also understand the content of each student's answer through the central control window M4 to understand the student's learning status.

As shown in Figure 10, it is a schematic diagram of a time-limited answer displayed on the learning terminal device 5 according to an embodiment of the present invention. The time-limited answer window M3 displays the attention check test questions and provides at least one answer component M31, allowing students to answer, such as clicking to select options and entering answer content in the input field. Timed response window M3 includes submission option M32. In response to the submission option M32 being triggered, the attention check module 27 receives the trigger signal corresponding to the answering element M31 (ie, the student's answer information), and stores it in the answer database (not shown). In addition, the attention check module 27 will also count down according to the preset answer time, and force the student's answer content to be sent out at the end of the countdown.

As shown in FIG. 11 , it is a schematic diagram of the central control of answering questions displayed on the teaching end device 4 according to an embodiment of the present invention. In addition to displaying the attention check questions in the answering control window M4, the attention checking module 27 will also read the corresponding attention checking answers in the checking time point configuration file 262 and present them in the answering questions. Control Windows M4. In addition, the attention check module 27 will also display each student's answer information (such as answer content, answer time, etc.) in the answer central control window M4 based on the received answer information of the students. As shown in Figure 11, in addition to displaying the answer information, the attention check module 27 will also mark incorrect answers based on the attention check answers (for example, highlighting them with different background colors).

As shown in Figure 11, the attention check module 27 also provides an end answer option M41-"end the answer early" in the answer central control window M4. The instructor may end the answering session early if appropriate, for example, if all students complete the answering session before the end of the answering time. The attention check module 27 receives the trigger signal in response to the end answer option M41, and the attention check module 27 synchronously closes the time-limited answer window M3 of each learning terminal device 5 and the answer central control window M4 of the teaching terminal device 4. ,

Referring again to FIGS. 8 and 9 , the video playback module 22 can provide a timeline B51 in the course live broadcast block B5 to present the video playback progress. As shown in FIG. 8 , the timeline B51 of the course page 602a of the teaching terminal device 4 may also present one or more time marks B52, which are set at the position of the timeline B51 corresponding to each check time point. In response to the trigger signal of time mark B52, the attention check module 27 displays the corresponding attention check test questions on the course page 602a, so that the instructor can browse the test question content when needed.

As shown in FIG. 8 , the video playback module 22 also provides a plurality of control options B53 ~ B55 in the course live broadcast block B5 of the course page 602 a of the teaching terminal device 4 . Control option B53 can be used to control pausing or playing the pre-recorded video 261. In response to the trigger signal of control option B53, the video playback module 22 synchronously pauses or plays the pre-recorded video 261 on the teaching terminal device 4 and each learning terminal device 5. In this way, the instructor can actively control the playback of the pre-recorded video 261. Control option B54 can be used to control the playback speed (such as 0.5x speed, 1.0x speed, 1.5x speed). In response to the trigger signal of control option B53, the video playback module 22 synchronizes on the teaching end device 4 and each learning end device 5 according to Set the playback speed corresponding to the playback speed. It is worth mentioning that although FIG. 9 also shows control option B54, it can only display the current playback speed according to the settings of the teaching end device 4 and cannot be controlled by the students.

As shown in FIG. 8 , control option B55 can be triggered by the instructor operating the teaching terminal device 4 . In response to the trigger signal of control option B55 , the website providing module 21 displays the text content included in the corresponding handout text 263 for students to view or gives Text content watched by the instructor.

Referring to FIGS. 12 and 13 , they are schematic diagrams (3) of the online learning platform 2 displayed on the teaching end device 4 and the learning end device 5 respectively according to an embodiment of the present invention. FIG. 12 shows a schematic diagram of the course page 602a of the teaching terminal device 4 after the marking option T4 is triggered. In response to the marking option T4 of the teaching terminal device 4 being triggered, the test question module 23 provides the test block B6 to be displayed in the designated area of the course page 602a and the designated area of the course page 602b (as shown in Figure 13). In the initial state, test information is presented, such as test name, number of questions, answer time, notes, etc. The test block B6 of the course page 602a of the teaching terminal device 4 includes a test start option B61. When the instructor operates the teaching terminal device 4 to trigger the test start option B61, in response to the trigger signal of the test start option B61, the test question module 23 provides the test questions 266 in the test question bank 264 of the corresponding course 601 for each learning terminal device 5. Block B6. That is, after the test starts, the question test module 23 starts to count down the actual answer time, and displays the remaining time in the test block B6 (as shown in Figure 14).

As shown in FIG. 12 , the test block B6 of the course page 602a of the teaching terminal device 4 also includes a test question preview option B62. When the instructor operates the teaching terminal device 4 to trigger the test question preview option B62, in response to the trigger signal of the test question preview option B62, the test question test module 23 reads all the test questions 266 related to this test in the test question bank 264, and displays the test questions 266. For example, it is displayed in the test block B6 or displayed in another window. This allows instructors to browse the test questions in advance. This preview content will not be displayed on the learning terminal device 5 simultaneously.

Refer to Figure 14, which is a schematic diagram of a response displayed on the learning terminal device 5 according to an embodiment of the present invention. The test question module 23 displays the test questions 266 in the test block B6, and provides at least one answer component B63 and a plurality of control options B64-B68. The answering element B63 is like the answering element M31 of the aforementioned time-limited answering window M3 of the attention check, allowing students to answer, and will not be repeated here. Control option B64 allows students to switch between displaying the previous and next questions. Control option B65-"Self-calculating handwriting board" can provide an electronic whiteboard function for students to use when answering. Control option B66-"Submission" is similar to the submission option M32 in the aforementioned time-limited answer window M3, and will not be repeated here. Control option B67-"Answer Card" includes a plurality of sub-options B670 sorted by question number, which allows students to quickly click to switch to the question corresponding to the question number.

Refer to FIG. 15 , which is a schematic diagram of a response displayed on the teaching end device 4 according to an embodiment of the present invention. The test block B6 of the teaching end device 4 is roughly the same as the test block B6 of the learning end device 5. The main difference is that in addition to displaying the test questions 266, the test block B6 of the teaching end device 4 also displays the corresponding test answers 267. . In addition, the test question test module 23 provides a control option B68 - "End Answer", whose function is similar to the end answer option M41 in the aforementioned answer central control window M4, and will not be repeated here. In addition, the test question module 23 also provides control option B69-"View Answers". When the instructor operates the teaching terminal device 4 to trigger the control option B69, in response to the trigger signal of the test control option B69, the test question module 23 provides a proctoring window M5 (as shown in Figure 16).

Figure 16 is a schematic diagram of invigilation displayed on the teaching terminal device 4 according to an embodiment of the present invention. The proctoring window M5 synchronously presents the real-time answer information for each question of each learning terminal device 5 . That is to say, the test question testing module 23 receives the trigger signal of at least one answering element B63 of each learning terminal device 5 in response to each test question 266, so as to obtain the real-time answer information corresponding to the test question 266 of each learning terminal device 5. , and presented in the proctoring window M5. Moreover, the test question module 23 will also mark the wrong answer information based on the test answers 267. The invigilation window M5 also includes a question area M51, which can trigger (click) a certain question number or answer information corresponding to the instructor's operation of the teaching terminal device 4, and display the test questions 266 and test answers 267 of the question number (not shown in the figure) . Here, the proctoring window M5 also includes the control option M52 - "End Answer", which has the same function as the aforementioned control option B68 - "End Answer", and will not be repeated here.

Refer to FIG. 17 , which is a schematic diagram showing the end of a test displayed on the teaching end device 4 according to an embodiment of the present invention. In response to the trigger signal of the aforementioned control option M52 - "end answering", the test question module 23 scores according to the answer information of each student, and displays the test results of each student in the test block B7 of the course page 602a. At this time, the course page 602b of the learning terminal device 5 can display the student's answer information, scores, test questions 266, and test answers 267 (not shown).

Figure 18 is a schematic diagram of a teacher-student review displayed on the teaching terminal device 4 according to an embodiment of the present invention. Please refer to Figure 17 and Figure 18 together. As shown in Figure 17, test block B7 also includes review option B71. In response to the trigger signal of review option B71, the test question module 23 synchronously displays the review content (including test questions 266 and test answers 267) in the test block B7 of the teaching end device 4 and each learning end device 5, as shown in Figure 18 shown. In addition, the test question module 23 can also integrate students' answer information, provide a statistical graph in the test block B7, display the number of people for each answer option, and view the names of students who answered each answer option. Furthermore, the instructor can trigger the control options B64 and B67 to synchronously switch the displayed questions on the teaching terminal device 4 and the test block B7 of each learning terminal device 5 .

Referring to FIG. 4 , when the instructor operates the instructor-operable teaching terminal device 4 to trigger the marked option T5 - "Course Record", the website provides the module 21 to organize relevant information about this course 601 and display it on the course page 602 a of the teaching terminal device 4 . The information may be, for example, attendance status statistics, attention check test question answering status statistics (such as students' correct answer rate), test question 266 score statistics (such as average score, high, medium, low mark) and other statistical data, and may also include various The student's attendance status, concentration (related to the number of shakes and/or jumps), attention test answer scores, test question 266 scores, etc.

When the instructor operates the teaching terminal device 4 to trigger the marked option T2 - "Pre-class test", another test question 266 and test answer 267 can be displayed in the designated area of the course page 602a of the teaching terminal device 4. Similarly, when the student operates the learning terminal device 5 to trigger the marked option t2-"pre-class test" (as shown in Figure 5), the test question module 23 displays another test question 266 on the course page 602b of the learning terminal device 5 designated area in. For related actions, please refer to the aforementioned paragraphs related to the post-class test, and will not be repeated here.

Referring again to FIG. 5 , in addition to the aforementioned learning terminal device 5 displaying content in synchronization with the operation of the teaching terminal device 4 , students can also actively browse the course page 602b. If students click on the option marked as a knowledge point (such as t3), the website provides a module 21 to display the text content of the lecture notes 263 corresponding to course 601 for students to view (here, the knowledge point information), so that students can browse and master it. Course Focus. If the student clicks on the option marked for acceptance (such as t4), the 23-question test module 23 displays test questions 266. If after the live broadcast of course 601 ends, the website provides module 21 and also displays the test answers 267 corresponding to the test questions 266. Similarly, in response to the triggering of the marked option t2 for the pre-course test, the website provides the module 21 to display the test questions 266 and the test answers 267 . In response to the triggering of option t7 marked for the after-school test, the website provides module 21 to display another test question 266 and test solution 267 . However, the server device 1 can also lock certain marked options t1 to t8 during the live broadcast (for example, prohibiting entry to the pre-class test) to prevent the student's browsing screen from being out of sync with the course content.

Based on the above, the live teaching system of some embodiments of this case mainly includes three types of modules (namely, video playback module 22, test question module 23 and discussion module 24). The video playback module 22 is used to play the pre-recorded video 261 and has an attention check module 27 that provides an attention check mechanism. The test question module 23 is used to conduct tests. The discussion module 24 is used to provide instructional text explanations. These three types of modules respectively correspond to the plural marking options (such as the aforementioned T1~T5, t1~t8) on the course pages 602a and 602b. Depending on the arrangement and design of the course 601, their order and quantity can be flexibly set.

In some embodiments, the server device 1 supports Web Socket technology, and the teaching device 4 and the learning device 5 interact through the Web Socket technology to achieve multi-party web page synchronization.

In some embodiments, the course database 26 , the member database and the answer database may be implemented by one or more storage units 30 . The storage unit 30 may be any form of storage medium such as a memory or a hard disk, and the type of the storage unit 30 is not limited here.

In some embodiments, the website providing module 21, the video playing module 22, the test question module 23, the discussion module 24, the interactive control module 25, the attention checking module 27 and the course synchronization module 28 can be composed of one Or multiple processing units 20 are implemented. Each processing unit 20 may be a microprocessor, a microcontroller, a digital signal processor, a central processing unit, a programmable logic controller, a state machine or any analog and/or digital device that operates signals based on operating instructions, where The type of processing unit 20 is not limited.

In some embodiments, the teaching terminal device 4 and the learning terminal device 5 may be, for example, a desktop computer, a notebook computer, a smart phone, or a tablet computer.

In summary, according to the live teaching system according to the embodiment of the present invention, professional teachers can teach, and the instructor can lead the course 601 and provide real-time assistance to students. Different from the method of teaching in real-time that relies entirely on screen sharing, the present invention combines pre-recorded videos 261 and attention check questions to proactively care about students' concentration and learning effectiveness. In addition, since the assessment time points and attention assessment test questions are bound through the assessment time point configuration file 262, the assessment time points and attention assessment questions can be freely adjusted, which is more efficient than using all pre-recorded video teaching materials. Flexibility can also save traffic.

1:Servo device 2: Online learning platform 3:Internet 4: Teaching end device 5: Learning terminal device 10:Network module 20: Processing unit 21: The website provides modules 22:Video playback module 23: Test question module 24:Discuss the module 25:Interactive control module 26: Course database 27:Attention check module 28: Course synchronization module 261:Pre-recorded video 262: Check time point configuration file 263:Handout text 264: Test question bank 266:Test questions 267:Quiz Answers 30:Storage unit 601:Course 602a, 602b: Course page B1: Course description block B11: Description area for students B12: Description area for instructors B13:Download link options B14: Tutor avatar block B2: Student central control block B21: Attendance control options B22: Silence control option B23: Speech control option B24: Raise hand control option B25: Shake to wake control option B3: Course discussion block B31: Text input field B32:Send options B4: Video avatar block B5: Course live broadcast block B51: Timeline B52: time stamp B53~B55: Control options B6: Test block B61: Quiz Start Options B62: Test question preview options B63:Answer component B64~B69: Control options B670: Sub-option B7: Test block B71: Review options C1~C9: Control options M1: Roll call message window M11: Roll call option M2: Shake to wake message window M21:Confirm option M3: Time-limited response window M31:Answer component M32: Submission options M4: Answer central control window M41: End answer options M5: Invigilation window M51: Question area M52:Control options T1~T5: mark options t1~t8: mark options

[Fig. 1] is a schematic structural diagram (1) of a live teaching system according to an embodiment of the present invention. [Figure 2] is a schematic diagram (2) of the architecture of a live teaching system according to an embodiment of the present invention. [Fig. 3] is a schematic diagram of a course database according to an embodiment of the present invention. [Fig. 4] is a schematic diagram (1) of the online learning platform displayed on the teaching terminal device according to an embodiment of the present invention. [Fig. 5] is a schematic diagram (1) of the online learning platform displayed on the learning terminal device according to an embodiment of the present invention. [Fig. 6] is a schematic diagram of the roll call status displayed on the learning terminal device according to an embodiment of the present invention. [Fig. 7] is a schematic diagram of the shake-to-wake state displayed on the learning terminal device according to an embodiment of the present invention. [Fig. 8] is a schematic diagram (2) of the online learning platform displayed on the teaching terminal device according to an embodiment of the present invention. [Fig. 9] is a schematic diagram (2) of the online learning platform displayed on the learning terminal device according to an embodiment of the present invention. [Fig. 10] is a schematic diagram of time-limited answers displayed on the learning terminal device according to an embodiment of the present invention. [Fig. 11] is a schematic diagram of the central control of answering questions displayed on the teaching end device according to an embodiment of the present invention. [Fig. 12] is a schematic diagram (3) of the online learning platform displayed on the teaching terminal device according to an embodiment of the present invention. [Figure 13] is a schematic diagram (3) of the online learning platform displayed on the learning terminal device according to an embodiment of the present invention. [Fig. 14] is a schematic diagram of a response displayed on a learning terminal device according to an embodiment of the present invention. [Fig. 15] is a schematic diagram of a response displayed on the teaching terminal device according to an embodiment of the present invention. [Fig. 16] is a schematic diagram of invigilation displayed on the teaching end device according to an embodiment of the present invention. [Fig. 17] is a schematic diagram of the end of a test displayed on the teaching end device according to an embodiment of the present invention. [Fig. 18] is a schematic diagram of a teacher-student review displayed on a teaching end device according to an embodiment of the present invention.

1:Servo device

2: Online learning platform

3:Internet

4: Teaching end device

5: Learning terminal device

Claims (11)

A live teaching system including: A network module, connected to a network; A website provides a module, is coupled to the network module, and provides an online learning platform on the network. The online learning platform provides a teaching device and at least one learning device connected to the network module through the network communication. , wherein the online learning platform has a course page for a course; A course database that stores a pre-recorded video of the course and a review time point configuration file, wherein the review time point profile records one or more review time points of the pre-recorded video and corresponds to each review time Click on one or more attention check questions; A video playback module, coupled to the website provider module and the course database, provides a course live broadcast block on the course page to synchronously play the pre-recorded on the teaching end device and each learning end device Video; and An attention check module, coupled to the website provider module and the video playback module, reads the check time point configuration file, so as to generate an attention check point when the pre-recorded video is played to each check time point. A time-limited answer window corresponding to the attention check test question is displayed on the course page of each learning terminal device, and a question answering control window corresponding to the attention check test question is generated and displayed on the teaching end device in the course page, and triggers the video playback module to pause the playback of the pre-recorded video on the teaching device and each learning device. The live teaching system as described in claim 1, wherein the attention check module receives a trigger signal from each learning terminal device in response to at least one answering element in the time-limited answering window to obtain a trigger signal from each learning terminal device. an answer information, and display each answer information in the answer control window. The live teaching system as described in claim 1, wherein the attention check module provides an end answer option in the answer central control window, and the attention check module receives a response from the teaching end device in response to the end answer option. Trigger a signal to synchronously close the answering central control window of the teaching terminal device and the time-limited answering window of each learning terminal device, and trigger the video playback module on the teaching terminal device and each learning terminal device Continue playing the pre-recorded video. The live teaching system as described in claim 1, wherein the course database further includes a lecture text and a test question bank, and the live teaching system further includes: A discussion module that couples the website provider module and the course database, and generates a course description block in the course page based on the lecture text; and A test question module is coupled to the website provider module and the course database, and generates a test block on the course page based on the test question bank. The live teaching system as described in claim 4, wherein the test question bank includes a plurality of test questions, the test block installed on the teaching terminal includes a test start option, and in response to a trigger signal of the test start option, the test question model The group provides the test questions corresponding to the course in the test block of each learning terminal device. The live teaching system as described in claim 5, wherein the question test module receives the trigger signal of each learning terminal device in response to at least one answering element of each test question, so as to obtain the corresponding response of each learning terminal device. Answer information of the test question, and provide an invigilation window in the test block of the teaching terminal device, and the invigilation window synchronously presents the answer information of each learning terminal device. The live teaching system as described in claim 4, wherein the test question module also synchronously displays the review content in the test block of the teaching end device and each of the learning end devices after the test ends. The live teaching system as described in claim 4 further includes a course synchronization module coupled to the website providing module, the video playback module, the discussion module and the test question module, in response to the teaching terminal device The trigger signal of multiple marked options on the course page drives the video playback module, the discussion module or the test module corresponding to the triggered marked option, so that the corresponding course live broadcast block or the test Blocks are displayed on the course page of each learning terminal device. The live teaching system as described in claim 1 further includes a course synchronization module that obtains the current page status information of each learning terminal device and notifies the teaching terminal device when the learning terminal device jumps out of the course page. The live teaching system as described in claim 9, wherein the course synchronization module provides a plurality of wake-up control options on the course page of the teaching terminal device, and each of the wake-up control options corresponds to each of the learning terminal devices, In response to the triggering of the wake-up control option, the course synchronization module provides a wake-up message window to the corresponding learning terminal device. The live teaching system as described in request item 1 further includes a course synchronization module. The course synchronization module provides a roll call message window on each learning terminal device. The roll call message window includes a roll call option. The course synchronization module The group updates a presence status in response to the triggering of the roll call option.

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