CN104539983A - Online class management system and method - Google Patents
Online class management system and method Download PDFInfo
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- CN104539983A CN104539983A CN201410830567.1A CN201410830567A CN104539983A CN 104539983 A CN104539983 A CN 104539983A CN 201410830567 A CN201410830567 A CN 201410830567A CN 104539983 A CN104539983 A CN 104539983A
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N21/00—Selective content distribution, e.g. interactive television or video on demand [VOD]
- H04N21/20—Servers specifically adapted for the distribution of content, e.g. VOD servers; Operations thereof
- H04N21/25—Management operations performed by the server for facilitating the content distribution or administrating data related to end-users or client devices, e.g. end-user or client device authentication, learning user preferences for recommending movies
- H04N21/258—Client or end-user data management, e.g. managing client capabilities, user preferences or demographics, processing of multiple end-users preferences to derive collaborative data
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N21/00—Selective content distribution, e.g. interactive television or video on demand [VOD]
- H04N21/40—Client devices specifically adapted for the reception of or interaction with content, e.g. set-top-box [STB]; Operations thereof
- H04N21/47—End-user applications
- H04N21/472—End-user interface for requesting content, additional data or services; End-user interface for interacting with content, e.g. for content reservation or setting reminders, for requesting event notification, for manipulating displayed content
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N21/00—Selective content distribution, e.g. interactive television or video on demand [VOD]
- H04N21/40—Client devices specifically adapted for the reception of or interaction with content, e.g. set-top-box [STB]; Operations thereof
- H04N21/47—End-user applications
- H04N21/478—Supplemental services, e.g. displaying phone caller identification, shopping application
- H04N21/4788—Supplemental services, e.g. displaying phone caller identification, shopping application communicating with other users, e.g. chatting
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N21/00—Selective content distribution, e.g. interactive television or video on demand [VOD]
- H04N21/40—Client devices specifically adapted for the reception of or interaction with content, e.g. set-top-box [STB]; Operations thereof
- H04N21/47—End-user applications
- H04N21/485—End-user interface for client configuration
Abstract
The invention provides an online class management system and method. According to the online class management system, a video and an audio of a teacher end or a student end are collected through an audio and video collection module of the system, an image in an electronic whiteboard is collected through an electronic whiteboard collection module, and the collected video, audio and image in the electronic whiteboard are distributed to corresponding terminals through a streaming server. The online class management system not only can achieve the interaction of the video and the audio between teachers and students, but also can achieve the interaction through the electronic whiteboard. The students in the online class management system does not unilaterally accept the lecture content of the teachers any more, but can interact with the teachers and ask questions to the teachers in the way of the electronic whiteboard, the audio or the video at any time, and can immediately get the answers of the teachers.
Description
Technical field
The present invention relates to electronic instruction field, particularly relate to a kind of online class management system and method.
Background technology
Online class is a kind of new mode of learning utilizing network to carry out online interaction study.Current online class pattern has two kinds, and one records instructional video in advance, is placed on website for Students ' Learning.Another kind uses live mode, by the Audio and Video real-time Transmission of teachers to student, for Students ' Learning.
The advantage of first kind of way is, by recording in advance and editing, such as, mix captions to the teaching of teacher, can obtain fairly perfect instructional video, and same video can reuse.The advantage of the second way is, has real-time and instantaneity, and student can obtain teacher's video immediately.
Then above two kinds of modes, student is the teaching of one-side reception teacher, lacks the mutual of teacher and student.
Summary of the invention
Based on this, be necessary to provide a kind of and realize teacher and the mutual online class management system of student and method.
A kind of online class management system, comprising:
Audio-video collection module, for the Audio and Video of Real-time Collection teacher side and student side;
Electronic whiteboard acquisition module, the image on Real-time Collection electronic whiteboard; Electronic whiteboard is connected with the terminal equipment of teacher side or student side;
Streaming server, for carrying out buffer memory by the image on the video of Real-time Collection, audio frequency and electronic whiteboard and being distributed to counterpart terminal.
Wherein in a kind of execution mode, system also comprises:
Memory module, the image on the electronic whiteboard of the teacher side that Voice & Video and electronic whiteboard acquisition module for immediately storing the teacher side of audio-video collection module acquires gather.
Wherein in a kind of execution mode, streaming server comprises compression processing unit, buffer unit and Dispatching Unit;
Compression processing unit, for carrying out compression process to the image on the audio frequency gathered, video and electronic whiteboard;
Buffer unit, the image on the audio frequency to compression, video and electronic whiteboard carries out buffer memory;
Dispatching Unit, for being distributed to corresponding terminal by the image on the audio frequency of buffer unit, video and electronic whiteboard.
Wherein in a kind of execution mode, system also comprises:
Live streaming classroom administration module; For the class live-broadcast of school;
Open class administration module, for the class live-broadcast of teacher;
To answer questions center management module, initiate online question-answering for student to teacher.
Wherein in a kind of execution mode, system also comprises: instant messaging module, for receiving the instant messaging content of each terminal and sending to corresponding terminal.
Wherein in a kind of execution mode, system also comprises:
Payment module, pays the resource in the system of purchase for student.
Wherein in a kind of execution mode, system also comprises evaluation module, evaluates the resource bought for student.
A kind of online class management method, comprises the following steps:
The Audio and Video of Real-time Collection teacher side and student side;
Image on Real-time Collection electronic whiteboard; Electronic whiteboard is connected with the terminal equipment of teacher side or student side;
Image on the video of Real-time Collection, audio frequency and electronic whiteboard is carried out buffer memory and is distributed to corresponding terminal.
Wherein in a kind of execution mode, after the step of the image on Real-time Collection electronic whiteboard, also comprise,
Image on the electronic whiteboard of the Voice & Video of the teacher side of instant storage of collected and the teacher side of collection.
Wherein in a kind of execution mode, the image on the video of Real-time Collection, audio frequency and electronic whiteboard is carried out buffer memory and is distributed to counterpart terminal step specifically comprising:
Compression process is carried out to the image on the audio frequency gathered, video and electronic whiteboard;
Buffer memory is carried out to the image on the audio frequency compressed, video and electronic whiteboard;
Image on the audio frequency of buffer memory, video and electronic whiteboard is distributed to corresponding terminal.
Above-mentioned online class management system, by the audio-video collection module acquires teacher of system or the Audio and Video of student side, gather the image on electronic whiteboard by electronic whiteboard acquisition module, and the image on the video gathered, audio frequency and electronic whiteboard is distributed to corresponding terminal by streaming server.Above-mentioned online class management system, not only can realize the video of Faculty and Students and the interaction of voice, can also be realized interactive by electronic whiteboard.Student, in online class management system, is no longer the one-side content accepting the teaching of teacher, but can be interactive with teacher, asks a question at any time, and immediately obtain the answer of teacher in the mode of electronic whiteboard, voice or video to teacher.
Above-mentioned online class management method, by gathering the Audio and Video of teacher or student side, by gathering the image on electronic whiteboard, and the image on the video gathered, audio frequency and electronic whiteboard is distributed to corresponding terminal by streaming server.The method not only can realize the video of Faculty and Students and the interaction of voice, can also be realized interactive by electronic whiteboard.By this online class management method, student is no longer the one-side content accepting the teaching of teacher, but can be interactive with teacher, asks a question at any time, and immediately obtain the answer of teacher in the mode of electronic whiteboard, voice or video to teacher.
Accompanying drawing explanation
Fig. 1 is a kind of module map of online class management system;
Fig. 2 is a kind of module map of streaming server of online class management system;
Fig. 3 is a kind of module composition diagram of interactive learning platform;
Fig. 4 is a kind of schematic flow sheet of online class management method.
Embodiment
In order to make technical scheme of the present invention and advantage clearly understand, below in conjunction with drawings and Examples, the present invention is further elaborated.Should be appreciated that specific embodiment described herein only in order to explain the present invention, be not intended to limit the present invention.
As shown in Figure 1, a kind of online class management system, comprising:
Audio-video collection module 110, for the Audio and Video of Real-time Collection teacher side and student side.This has the acquisition function of Audio and Video with regard to the terminal equipment needing Faculty and Students to use.When student and teacher are when using the giving lessons online of online class, acquisition module sends instructions to the terminal equipment that student and teacher use, and opens video acquisition and audio collection switch, starts to carry out Audio and Video collection.
Electronic whiteboard acquisition module 120, the image on Real-time Collection electronic whiteboard; Electronic whiteboard is connected with the terminal equipment of teacher side or student side.By gathering the image on electronic whiteboard, student can see the writing on the blackboard of teacher, and student to teacher asking questions, also can will write on electronic whiteboard.
Electronic whiteboard is by being connected with the terminal equipment of teacher or student, and when electronic whiteboard there being input signal, electronic whiteboard acquisition module will collect the image on electronic whiteboard.The concrete mode that the terminal equipment of electronic whiteboard and teacher or student is connected can be wired connection, wireless connections or bluetooth connection etc.
Streaming server 130, for carrying out buffer memory by the image on the video of Real-time Collection, audio frequency and electronic whiteboard and being distributed to counterpart terminal.
Streaming server 130 is arranged in CDN distributing network, is that online class management system provides the Key Platform of Video service to Faculty and Students.Serve as a teacher with student when being exchanged by video or voice, the hardware devices such as the camera of terminal equipment and microphone are by informations such as the Audio and Videos to academics and students, then undertaken recording by streaming server media information, buffer memory, balance dispatching and distribution, adopt the mode of stream transmission to play at Internet.Such academics and students just can realize exchanging in real time, and streaming server can provide enough network bandwidths for internet exchange, even if many people exchange on online class isochrone also can ensure that teacher's communication with students process is unblocked.
Above-mentioned online class management system, by the audio-video collection module acquires teacher of server or the Audio and Video of student side, gather the image on electronic whiteboard by electronic whiteboard acquisition module, and the image on the video gathered, audio frequency and electronic whiteboard is distributed to corresponding terminal by streaming server.Above-mentioned online class management system, not only can realize the video of Faculty and Students and the interaction of voice, can also be realized interactive by electronic whiteboard.Student, in online class management system, is no longer the one-side content accepting the teaching of teacher, but can be interactive with teacher, asks a question at any time, and immediately obtain the answer of teacher in the mode of electronic whiteboard, voice or video to teacher.
As shown in Figure 2, in one embodiment, concrete, streaming server 130 comprises: compression processing unit 131, buffer unit 132 and Dispatching Unit 133.
Compression processing unit 131, for carrying out compression process to the image on the audio frequency gathered, video and electronic whiteboard.Compression processing unit, for carrying out compression coding to the image on the audio frequency gathered, video and electronic whiteboard, can alleviate the burden of Internet Transmission.
Buffer unit 132, the image on the audio frequency to compression, video and electronic whiteboard carries out buffer memory.
Dispatching Unit 133, for being distributed to corresponding terminal by the image on the audio frequency of buffer unit, video and electronic whiteboard.
In another embodiment, online class management system also comprises:
Memory module 140, the image on the electronic whiteboard of the teacher side that Voice & Video and electronic whiteboard acquisition module for immediately storing the teacher side of audio-video collection module acquires gather.By the image on the Voice & Video of teacher side and electronic whiteboard is stored in memory module, Faculty and Students can repetitive learning.
In another embodiment, online class management system also comprises:
Instant messaging module 150, for receiving the instant messaging content of each terminal and sending to corresponding terminal.By using JICQ, each terminal can transfer immediate news to other terminal.And if the other side is not online, this message is sent to other terminal by with the form of message.
In another embodiment, online class management system also provide knowledge store, for the original courseware of online sales teacher, operation or examination question.On the one hand, student, by buying or operation, can test oneself grasp situation to knowledge point, thus increases the income of teacher, and on the other hand, this is also return teacher being put to performing creative labour.
Online class management system also comprises payment module 160, and this payment module is used for the resource in student side purchase system, comprises the courseware of the teacher in the administration module of store, operation or examination question etc.The means of payment can be e-Bank payment, and Alipay pays or micro-letter pays.
In another embodiment, online class management system also comprises evaluation module 170, evaluates the resource bought for student.Student, to the evaluation of the resource bought, provides reference can to other student.
Concrete, this online class management system also comprises:
Live streaming classroom administration module 180, for the class live-broadcast of school.Live streaming classroom be set up cooperative relationship between school and school after, live streaming classroom is opened by this online class management system by school, and student corresponding to another one school can directly be listened to the teacher by network remote, realizes interscholastic resource-sharing.
Open class administration module 190, for the class live-broadcast of teacher.Open class is the online training classroom that teacher initiates, and teacher issues open class information at platform, and student can buy the open class video of corresponding teacher before the open class deadline, and teacher gives lessons on time on the net.Teacher also can create video class and invite corresponding student to reach the standard grade, and carries out exercise guidance after class and Training and Learning vacation etc.Open class simultaneously also can be applicable in school's multimedia teaching, and student can use flat board or computer to attend class, and realizes the information education of school.
To answer questions center management module 191, initiate online question-answering for student to teacher.The help of teacher can be sought by the center of answering questions when student encounters a difficulty, student can adopt blur level joint investigation to ask according to the hobby of oneself, search selected relevant section object teacher and send the request of answering questions, if teacher is in line states, student can understand teaching and the charge situation of teacher to teacher by instant messenger, teacher according to circumstances reserves price of answering questions, after student has paid the expense of correspondence by payment module, teacher can create course, student is invited to participate in this course, by the Voice & Video collecting device and electronic whiteboard etc. of terminal, the image on electronic whiteboard is gathered by the audio-video collection module acquires Voice & Video of system and electronic whiteboard acquisition module, utilize streaming server to send to corresponding terminal to realize teacher student to exchange one to one and put the axe in the helve.And if teacher is in off-line state, the problem of oneself and contact method can be given message teacher by instant messenger by student, treat that teacher is undertaken off-line answer, file transfers answer or contact student line are answered by instant messenger according to the problem of student after reaching the standard grade.If the problem that many people ask teacher same simultaneously, teacher can create course and invite many people to participate in this course.After student buys the course of answering questions of teacher, student can make objective appraisal in the situation of answering questions of evaluation module to teacher.Process with students in Answering Teachers ' Designing Questions also can be recorded as video file by teacher, by file sale by royalty in the administration module of knowledge store.
Above-mentioned online class management system, the image being undertaken on video and audio data collection and electronic whiteboard by utilizing the Audio and Video collecting device of terminal, and by streaming server real-time Transmission, thus realize giving lessons in real time online.Student, without the need to taking time internet searching resource or upper training organization and ask private tutor, directly just can find suitable teacher by online class management system as required.Faculty and Students realize online question-answering, live streaming classroom and open class by computer, flat board and mobile phone, not by the restriction of Time and place.
Above-mentioned online class management system can as an independently system, for teaching online or online question-answering.The form of this online class management system is not limit, and can be the application program of website, mobile phone A PP or computer, can be applied to personal computer, panel computer or individual smart mobile phone.Therefore, Faculty and Students can pass through PC, and panel computer or smart mobile phone just can complete online teaching and listen to the teacher online, not by the restriction in space.
In another embodiment, online class management system also as the functional subsystem at a kind of interactive learning platform, can manage for realizing online class.Interactive teaching platform is a kind of interactive learning platform based on mobile Internet or WEB, and as shown in Figure 3, comprise server 100, teacher side 200 and student side 300, teacher side 200 and student side 300 communicate to connect with server 100 respectively; Server 100 is for the information of the teaching resource that stores teacher side and upload and school, Faculty and Students, and to realize education informations mutual by being connected with server communication for teacher side and student side.Concrete, this platform can be the form of website, also can be the form of APP.
Teacher side and student side can be connected with server communication by the such as terminal equipment such as computer, mobile phone or panel computer, and the mode of communication connection can be fixed broadband network, WLAN WLAN (wireless local area network) etc.
Concrete, server also comprises online class management, and online class management comprises,
Audio-video collection module, for the Audio and Video of Real-time Collection teacher side and student side.This has the acquisition function of Audio and Video with regard to the terminal equipment needing Faculty and Students to use.When student and teacher are when using Online class, acquisition module sends instructions to the terminal equipment that student and teacher use, and opens video acquisition and audio collection switch, starts to carry out Audio and Video collection.
Electronic whiteboard acquisition module, the image on Real-time Collection electronic whiteboard; Electronic whiteboard is connected with the terminal equipment of teacher side or student side.By gathering the image on electronic whiteboard, student can see the writing on the blackboard of teacher, and student to teacher asking questions, also can will write on electronic whiteboard.
Streaming server, for carrying out buffer memory by the image on the video of Real-time Collection, audio frequency and electronic whiteboard and being distributed to counterpart terminal.
Memory module, the image on the electronic whiteboard of the teacher side that Voice & Video and electronic whiteboard acquisition module for immediately storing the teacher side of audio-video collection module acquires gather.By the image on the Voice & Video of teacher side and electronic whiteboard is stored in memory module, Faculty and Students can repetitive learning.
Instant messaging module, for receiving the instant messaging content of each terminal and sending to corresponding terminal.By using JICQ, each terminal can transfer immediate news to other terminal.And if the other side is not online, this message is sent to other terminal by with the form of message.
Store administration module, for the original courseware of online sales teacher, operation or examination question.On the one hand, student, by buying or operation, can test oneself grasp situation to knowledge point, thus increases the income of teacher, and on the other hand, this is also return teacher being put to performing creative labour.
Payment module, this payment module is used for the resource in student side purchase system.
Evaluation module, evaluates the resource bought for student.Student, to the evaluation of the resource bought, provides reference can to other student.
This interactive teaching platform, by online class management system, utilizes the image that the Audio and Video collecting device of terminal carries out on video and audio data collection and electronic whiteboard, and by streaming server real-time Transmission, thus realize giving lessons in real time online.Simultaneously, this online class management system also provider city administration module, teacher can sell original courseware, operation or examination question etc. on switch interactive teaching platform, thus increase the income of teacher, after student buys, the resource bought can also be evaluated, thus provide reference to other student.
In another embodiment, also comprise a kind of online class management method, comprise the following steps:
S101: the Audio and Video of Real-time Collection teacher side and student side.
S102: the image on Real-time Collection electronic whiteboard.This electronic whiteboard is connected with the terminal equipment of teacher side or student side.
S103: the image on the instant Voice & Video of teacher side of storage of collected and the electronic whiteboard of the teacher side of collection.
S104: the image on the video of Real-time Collection, audio frequency and electronic whiteboard is carried out buffer memory and is distributed to corresponding terminal.This step specifically comprises following sub-step:
S1041: compression process is carried out to the image on the audio frequency gathered, video and electronic whiteboard.
S1042: buffer memory is carried out to the image on the audio frequency compressed, video and electronic whiteboard.
S1043: the image on the audio frequency of buffer memory, video and electronic whiteboard is distributed to corresponding terminal.
Above-mentioned online class management method, by gathering the Audio and Video of teacher or student side, by gathering the image on electronic whiteboard, and the image on the video gathered, audio frequency and electronic whiteboard is distributed to corresponding terminal by streaming server.The method not only can realize the video of Faculty and Students and the interaction of voice, can also be realized interactive by electronic whiteboard.By this online class management method, student is no longer the one-side content accepting the teaching of teacher, but can be interactive with teacher, asks a question at any time, and immediately obtain the answer of teacher in the mode of electronic whiteboard, voice or video to teacher.
The above embodiment only have expressed several execution mode of the present invention, and it describes comparatively concrete and detailed, but therefore can not be interpreted as the restriction to the scope of the claims of the present invention.It should be pointed out that for the person of ordinary skill of the art, without departing from the inventive concept of the premise, can also make some distortion and improvement, these all belong to protection scope of the present invention.Therefore, the protection range of patent of the present invention should be as the criterion with claims.
Claims (10)
1. an online class management system, is characterized in that, comprising:
Audio-video collection module, for the Audio and Video of Real-time Collection teacher side and student side;
Electronic whiteboard acquisition module, the image on Real-time Collection electronic whiteboard; Described electronic whiteboard is connected with the terminal equipment of teacher side or student side;
Streaming server, for carrying out buffer memory by the image on the video of Real-time Collection, audio frequency and electronic whiteboard and being distributed to counterpart terminal.
2. online class management system according to claim 1, is characterized in that, described system also comprises:
Memory module, the image on the electronic whiteboard of the teacher side that Voice & Video and electronic whiteboard acquisition module for immediately storing the teacher side of audio-video collection module acquires gather.
3. online class management system according to claim 1, is characterized in that, described streaming server comprises compression processing unit, buffer unit and Dispatching Unit;
Described compression processing unit, for carrying out compression process to the image on the audio frequency gathered, video and electronic whiteboard;
Described buffer unit, the image on the audio frequency to compression, video and electronic whiteboard carries out buffer memory;
Described Dispatching Unit, for being distributed to corresponding terminal by the image on the audio frequency of buffer unit, video and electronic whiteboard.
4. online class management system according to claim 3, is characterized in that, described system also comprises:
Live streaming classroom administration module; For the class live-broadcast of school;
Open class administration module, for the class live-broadcast of teacher;
To answer questions center management module, initiate online question-answering for student to teacher.
5. online class management system according to claim 4, is characterized in that, described system also comprises: instant messaging module, for receiving the instant messaging content of each terminal and sending to corresponding terminal.
6. online class management system according to claim 5, is characterized in that, described system also comprises:
Payment module, pays the resource in the system of purchase for student.
7. online class management system according to claim 6, is characterized in that, described system also comprises evaluation module, evaluates the resource bought for student.
8. an online class management method, is characterized in that, comprises the following steps:
The Audio and Video of Real-time Collection teacher side and student side;
Image on Real-time Collection electronic whiteboard; Described electronic whiteboard is connected with the terminal equipment of teacher side or student side;
Image on the video of Real-time Collection, audio frequency and electronic whiteboard is carried out buffer memory and is distributed to corresponding terminal.
9. online class management method according to claim 8, is characterized in that, after the step of the image on described Real-time Collection electronic whiteboard, also comprises,
Image on the electronic whiteboard of the Voice & Video of the teacher side of instant storage of collected and the teacher side of collection.
10. online class management method according to claim 8, is characterized in that, describedly image on the video of Real-time Collection, audio frequency and electronic whiteboard is carried out buffer memory and is distributed to counterpart terminal step specifically comprising:
Compression process is carried out to the image on the audio frequency gathered, video and electronic whiteboard;
Buffer memory is carried out to the image on the audio frequency compressed, video and electronic whiteboard;
Image on the audio frequency of buffer memory, video and electronic whiteboard is distributed to corresponding terminal.
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