CN105575203A - Cloud teaching realization method and system and cloud server - Google Patents
Cloud teaching realization method and system and cloud server Download PDFInfo
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- CN105575203A CN105575203A CN201610149206.XA CN201610149206A CN105575203A CN 105575203 A CN105575203 A CN 105575203A CN 201610149206 A CN201610149206 A CN 201610149206A CN 105575203 A CN105575203 A CN 105575203A
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- G—PHYSICS
- G09—EDUCATION; CRYPTOGRAPHY; DISPLAY; ADVERTISING; SEALS
- G09B—EDUCATIONAL OR DEMONSTRATION APPLIANCES; APPLIANCES FOR TEACHING, OR COMMUNICATING WITH, THE BLIND, DEAF OR MUTE; MODELS; PLANETARIA; GLOBES; MAPS; DIAGRAMS
- G09B5/00—Electrically-operated educational appliances
- G09B5/08—Electrically-operated educational appliances providing for individual presentation of information to a plurality of student stations
- G09B5/14—Electrically-operated educational appliances providing for individual presentation of information to a plurality of student stations with provision for individual teacher-student communication
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Abstract
The invention discloses a cloud teaching realization method and system and a cloud server. The method comprises the steps that a creating request from a teacher client side is received; a virtual teaching desktop is created according to the creating request, and the virtual teaching desktop is returned to the teacher client side; a login request of requesting for logging in the virtual teaching desktop from a student client side is received; the virtual teaching desktop is returned to the student client side according to the login request; when the teacher client side requests for entering a teaching mode, the control permission is redirected to the teacher client side; and when the teacher client side operates on the virtual teaching desktop according to the control permission and generates a first new virtual teaching desktop, the first new virtual teaching desktop is encoded firstly and then transmitted to the student client side, and the student client side decodes the first new virtual teaching desktop and then displays the first new virtual teaching desktop. With application of the aforementioned mode, cloud teaching can be realized, and the process of the virtual teaching desktop is synchronized to the teacher client side and the student client side at the cloud server so that the fluency of synchronization of the virtual teaching desktop can be enhanced.
Description
Technical field
The present invention relates to cloud instructional technology field, particularly relate to a kind of method, system and the Cloud Server that realize cloud and impart knowledge to students.
Background technology
At present, in teaching in the classroom of school primarily of teacher Jie He ?writing on the blackboard on plate or the course PPT that thrown in by projector carry out explanation and impart knowledge to students, this form of teaching needs teacher and student to carry out face-to-face, cannot realize remote teaching.
In order to realize remote teaching, also there is electronic classroom technology on the market, it adopts server client pattern, be: client is arranged on computer that student uses by oneself and the computer that teacher uses by oneself, electronic classroom is installed on the server, student and teacher all log in electronic classroom by computer personal separately, the content that teacher is write on electronic classroom by its personal computer, student also can be seen by its personal computer, but student cannot by its personal computer written contents on electronic classroom, interactive poor, and, when electronic classroom is synchronized to each client, need to send a large amount of video datas, easily cause card, serious meeting causes situation that is stuck or that disconnect, the non-constant of Consumer's Experience.
Summary of the invention
The technical matters that the present invention mainly solves is to provide a kind of method, system and the Cloud Server that realize cloud and impart knowledge to students, cloud teaching can not only be realized, can also in the process of Cloud Server to teacher's client and student's client synchronization virtual instruction desktop, reduce transferring content, save bandwidth, improve the fluency that virtual instruction desktop is synchronous.
For solving the problems of the technologies described above, the technical scheme that the present invention adopts is: provide a kind of method realizing cloud teaching, comprising: receive the request to create from teacher's client; Create virtual instruction desktop according to described request to create, and return described virtual instruction desktop to described teacher's client; Receive the logging request of the request login virtual instruction desktop from student's client; Described virtual instruction desktop is returned to described student's client according to described logging request; When described teacher's client-requested enters teaching tempo, described control authority is redirected to described teacher's client; When described teacher's client carries out the new virtual instruction desktop of operation generation first according to control authority to virtual instruction desktop, according to pre-arranged code algorithm, described first new virtual instruction desktop is encoded, obtain the first desktop coding, and send described first desktop coding to described student's client, to make described student's client decode to described first desktop coding according to default decoding algorithm, obtain the described first new virtual instruction desktop, and show the described first new virtual instruction desktop.。
Wherein, the quantity of described student's client is multiple, described method also comprises: receive the transfer request transferring the possession of control authority from described teacher's client, and wherein, the mark of student's client to be transferred the possession of is carried in described transfer request, described control authority is redirected to student's client to be transferred the possession of, when described student's client wait transferring the possession of carries out the new virtual instruction desktop of operation generation second according to control authority to virtual instruction desktop, according to pre-arranged code algorithm, described second new virtual instruction desktop is encoded, obtain the second desktop coding, to described teacher's client and except described in other student's client except student's client to be transferred the possession of send described second desktop coding, with make described teacher's client and except described in other student's client except student's client to be transferred the possession of according to default decoding algorithm, described second desktop coding is decoded, obtain the described second new virtual instruction desktop, and show the described second new virtual instruction desktop.
Wherein, described method also comprises: the recovery request receiving the control authority of client to be transferred the possession of described in the request recovery from described teacher's client; According to described recovery request, student's client to be transferred the possession of described in recovery controls the control authority of described virtual instruction desktop, and described control authority is redirected to described teacher's client.
Wherein, described method also comprises: receive the voice content from described teacher's client; Described voice content is synchronized to described student's client.
Wherein, described according to described logging request to after described student's client returns the step of described virtual instruction desktop, described method also comprises: set up and be connected with the heartbeat between described student's client; Whether detect described heartbeat connects normal; If described heartbeat malunion is normal, then in described virtual instruction desktop, present the prompting of described student's client broken string.
For solving the problems of the technologies described above, another technical solution used in the present invention is: provide a kind of Cloud Server, comprises the first receiver module, for receiving the request to create from teacher's client; Creation module, for creating virtual instruction desktop according to described request to create, and returns described virtual instruction desktop to described teacher's client; Second receiver module, for receiving the logging request of the request login virtual instruction desktop from student's client; Return module, for returning described virtual instruction desktop according to described logging request to described student's client; First redirection module, for when described teacher's client-requested enters teaching tempo, is redirected to described teacher's client by described control authority; First coding sending module, for when described teacher's client carries out the new virtual instruction desktop of operation generation first according to control authority to virtual instruction desktop, according to pre-arranged code algorithm, described first new virtual instruction desktop is encoded, obtain the first desktop coding, and send described first desktop coding to described student's client, described first desktop coding is decoded according to default decoding algorithm to make described student's client, obtain the described first new virtual instruction desktop, and show the described first new virtual instruction desktop.
Wherein, described Cloud Server also comprises: the 3rd receiver module, for receiving the transfer request transferring the possession of control authority from described teacher's client, wherein, the mark of student's client to be transferred the possession of is carried in described transfer request, and the quantity of described student's client is multiple, second redirection module, for being redirected to student's client to be transferred the possession of by described control authority, second coding sending module, for when described student's client wait transferring the possession of carries out the new virtual instruction desktop of operation generation second according to control authority to virtual instruction desktop, according to pre-arranged code algorithm, described second new virtual instruction desktop is encoded, obtain the second desktop coding, to described teacher's client and except described in other student's client except student's client to be transferred the possession of send described second desktop coding, with make described teacher's client and except described in other student's client except student's client to be transferred the possession of according to default decoding algorithm, described second desktop coding is decoded, obtain the described second new virtual instruction desktop, and show the described second new virtual instruction desktop.
Wherein, described Cloud Server also comprises: the 4th receiver module, for receiving the recovery request of the control authority of client to be transferred the possession of described in the request recovery from described teacher's client; 3rd redirection module, for asking according to described recovery, student's client to be transferred the possession of described in recovery controls the control authority of described virtual instruction desktop, and described control authority is redirected to described teacher's client.
Wherein, described Cloud Server also comprises: the 5th receiver module, for receiving the voice content from described teacher's client; Sending module, for being synchronized to described student's client by described voice content.
For solving the problems of the technologies described above, another technical scheme that the present invention adopts is: provide a kind of system realizing cloud teaching, comprise student's client, Cloud Server and teacher's client, described Cloud Server, for receiving the request to create from teacher's client, virtual instruction desktop is created according to described request to create, and return described virtual instruction desktop to described teacher's client, receive the logging request of the request login virtual instruction desktop from student's client, described virtual instruction desktop is returned to described student's client according to described logging request, when described teacher's client-requested enters teaching tempo, described control authority is redirected to described teacher's client, when described teacher's client carries out the new virtual instruction desktop of operation generation first according to control authority to virtual instruction desktop, according to pre-arranged code algorithm, described first new virtual instruction desktop is encoded, obtain the first desktop coding, and send described first desktop coding to described student's client, described student's client, for decoding to described first desktop coding according to presetting decoding algorithm, obtaining the described first new virtual instruction desktop, and showing the described first new virtual instruction desktop.
The invention has the beneficial effects as follows: the situation being different from prior art, student's client of the present invention and teacher's client all log in the virtual instruction desktop on Cloud Server, serve as a teacher client to virtual instruction desktop carry out operation generate new virtual instruction desktop time, new virtual instruction desktop can be synchronized to student's client, the picture presented to make student's client is identical with the picture that teacher's client presents, thus realizes cloud teaching; In addition, to the new virtual instruction desktop of student's client synchronization, new virtual instruction desktop carries out encoding and transmits, then show after student's client is decoded, new virtual instruction desktop carries out encoding and transmits again, reduces transferring content, save bandwidth, be conducive to reducing the probability that new virtual instruction desktop pauses at the synchronous card occurred, improve the fluency that new virtual instruction desktop is synchronous, be conducive to carrying out smoothly of cloud teaching.
Accompanying drawing explanation
Fig. 1 is the schematic diagram that the present invention realizes the system embodiment of cloud teaching;
Fig. 2 is the schematic diagram of Cloud Server embodiment of the present invention;
Fig. 3 is the process flow diagram that the present invention realizes the method embodiment of cloud teaching;
Fig. 4 is that the present invention realizes monitoring the process flow diagram whether student's client normally connect in the method embodiment of cloud teaching.
Embodiment
Below in conjunction with drawings and embodiments, the present invention is described in detail.
Refer to Fig. 1, the system realizing cloud teaching comprises student's client 11, Cloud Server 12 and teacher's client 13.
Cloud Server 12, for receiving the request to create from teacher's client 13, virtual instruction desktop is created according to request to create, and return virtual instruction desktop to teacher's client 13, receive the logging request of the request login virtual instruction desktop from student's client 11, virtual instruction desktop is returned to student's client 11 according to logging request, when teacher's client 13 request enters teaching tempo, recovery student client 11 is controlled the control authority of virtual instruction desktop, and control authority is redirected to teacher's client 13, when teacher's client 13 carries out the new virtual instruction desktop of operation generation first according to control authority to virtual instruction desktop, according to pre-arranged code algorithm, first new virtual instruction desktop is encoded, obtain the first desktop coding, and send the first desktop coding to student's client 11.Student's client 11, for decoding to the first desktop coding according to presetting decoding algorithm, obtaining the first new virtual instruction desktop, and showing the first new virtual instruction desktop.
The method that teacher's client 13 request enters teaching tempo can have multiple, such as: be provided with on virtual instruction desktop " teaching tempo button ", serve as a teacher client 13 and obtain control authority, and click " teaching tempo button ", then trigger the request of teacher's client 13 and enter teaching tempo, or, teacher's client 13 sends request the request of giving lessons entering teaching tempo directly to Cloud Server 12, and Cloud Server 12 is after receiving the request of giving lessons, know that teacher's client 13 request enters teaching tempo.After control authority is redirected to teacher's client 13 by Cloud Server 12, teacher's client 13 obtains the control authority controlling teaching virtual desktop, in brief, the hardware of teacher's client 13 is activated, effective to virtual instruction desktop, user can by the hardware operation virtual instruction desktop of teacher's client 13, such as: user passes through mouse or the keyboard operation virtual instruction desktop of teacher's client 13, and now, student's client 11 there is no control authority, therefore, the hardware of student's client 11 is invalid to virtual instruction desktop, use the user of student's client 11 cannot pass through the hardware operation virtual instruction desktop of student's client 11, virtual instruction desktop can only be watched, be equivalent to the process of student viewing course PPT or blackboard.
After entering teaching tempo, teacher's client 13 can perform different operating to virtual instruction desktop, such as: open course PPT, play video etc., and the operation of teacher's client 13 pairs of virtual instruction desktops can cause virtual instruction desktop to change the new virtual instruction desktop of generation first, now, first new virtual instruction desktop is encoded, transfer to student's client 11 again, client decoded back goes out the first new virtual instruction desktop and presents the first new virtual instruction desktop, not only transmit in conjunction with agreement at the new virtual instruction desktop of transmission first, and be the first desktop coding after the new virtual instruction desktop of transmission first is encoded, reduce transferring content, save bandwidth, be conducive to the probability that reduction virtual instruction desktop pauses at the synchronous card occurred, be conducive to carrying out smoothly of cloud teaching.
Further, teacher's client 13 also has the function of management control right limit, and control authority can be divided configuration student client 11 by teacher's client 13, also can reclaim the control authority that student's client 11 has.Certainly, student's client 11 has control authority, student's client 11 also can carry out the new virtual instruction desktop of operation generation second to virtual instruction desktop, second new virtual instruction desktop also can be synchronized to other student's client 11 and teacher's client 13, certainly, when the synchronous second new virtual instruction desktop, also be first the second new virtual instruction desktop is encoded, transmit again, to reduce transferring content, save bandwidth.And student's client 11 grasps virtual instruction desktop, to write at virtual instruction desktop to facilitate student's client 11 and answer a question.In addition, also can transferring voice content between student's client 11 and teacher's client 13, realize phonetic teaching.
In embodiments of the present invention, student's client 11 and teacher's client 13 all log in the virtual instruction desktop on Cloud Server 12, virtual instruction desktop is equivalent to virtual machine, serve as a teacher client 13 pairs of virtual instruction desktops carry out operation generate new virtual instruction desktop time, new virtual instruction desktop can be synchronized to student's client 11, the picture presented to make student's client 11 is identical with the picture that teacher's client 13 presents, thus realizes cloud teaching; In addition, to the synchronous new virtual instruction desktop of student's client 11, new virtual instruction desktop carries out encoding and transmits, then show after student's client 11 is decoded, new virtual instruction desktop carries out encoding and transmits again, reduces transferring content, save bandwidth, be conducive to reducing the probability that new virtual instruction desktop pauses at the synchronous card occurred, improve the fluency that new virtual instruction desktop is synchronous, be conducive to carrying out smoothly of cloud teaching.
The present invention improves again Cloud Server embodiment.Refer to Fig. 2, Cloud Server 20 comprises the first receiver module 201, creation module 202, second receiver module 203, returns module 204, first redirection module 205 and the first coding sending module 206.
First receiver module 201, for receiving the request to create from teacher's client.Creation module 2025, for creating virtual instruction desktop according to request to create, and returns virtual instruction desktop to teacher's client.Second receiver module 203, for receiving the logging request of the request login virtual instruction desktop from student's client.Return module 204, for returning virtual instruction desktop according to logging request to student's client.First redirection module 205, for when teacher's client-requested enters teaching tempo, is redirected to teacher's client by control authority.First coding sending module 206, for when teacher's client carries out the new virtual instruction desktop of operation generation first according to control authority to virtual instruction desktop, according to pre-arranged code algorithm, first new virtual instruction desktop is encoded, obtain the first desktop coding, and send the first desktop coding to student's client, according to default decoding algorithm, the first desktop coding is decoded to make student's client, obtain the first new virtual instruction desktop, and show the first new virtual instruction desktop.First new virtual instruction desktop carries out encoding and transmits, reduces transferring content, saves bandwidth, is conducive to the probability that the new virtual instruction desktop of reduction by first pauses at the synchronous card occurred, is conducive to carrying out smoothly of cloud teaching.
Can be managed by teacher's client-side for control authority, then Cloud Server 20 also comprises the 3rd receiver module 207, second redirection module 208, second coding sending module 209, the 4th receiver module 210 and the 3rd redirection module 211.
3rd receiver module 207, for receiving the transfer request transferring the possession of control authority from teacher's client, wherein, the mark of student's client to be transferred the possession of is carried in the request of transfer, and the quantity of student's client is multiple.Second redirection module 208, for being redirected to student's client to be transferred the possession of by control authority.Second coding sending module 209, for when carrying out operation generation second new virtual instruction desktop according to control authority to virtual instruction desktop wait the student's client transferred the possession of, according to pre-arranged code algorithm, second new virtual instruction desktop is encoded, obtain the second desktop coding, the second desktop coding is sent Xiang teacher's client and other student's client except student's client to be transferred the possession of, second desktop coding is decoded according to default decoding algorithm to make teacher's client and other student's client except student's client to be transferred the possession of, obtain the second new virtual instruction desktop, and show the second new virtual instruction desktop.
4th receiver module 210, reclaims the recovery request of the control authority of client to be transferred the possession of for the request received from teacher's client.3rd redirection module 211, for according to recovery request, reclaims the control authority that student's client to be transferred the possession of controls virtual instruction desktop, and control authority is redirected to teacher's client.
Also can carry out speech exchange between teacher's client and student's client, realize sound and look sync instruction, then Cloud Server also comprises the 5th receiver module and sending module.5th receiver module, for receiving the voice content from teacher's client.Sending module, for being synchronized to described student's client by voice content.Certainly, between student's client, also can broadcasting speech between student's client and teacher's client.
Further, whether Cloud Server can also monitor student's client and go offline, and when student's client goes offline, sends prompting.
In embodiments of the present invention, student's client and teacher's client all log in the virtual instruction desktop on Cloud Server, serve as a teacher client to virtual instruction desktop carry out operation generate new virtual instruction desktop time, new virtual instruction desktop can be synchronized to student's client, the picture presented to make student's client is identical with the picture that teacher's client presents, thus realizes cloud teaching; In addition, to the new virtual instruction desktop of student's client synchronization, new virtual instruction desktop carries out encoding and transmits, then show after student's client is decoded, new virtual instruction desktop carries out encoding and transmits again, reduces transferring content, save bandwidth, be conducive to reducing the probability that new virtual instruction desktop pauses at the synchronous card occurred, improve the fluency that new virtual instruction desktop is synchronous, be conducive to carrying out smoothly of cloud teaching.
The present invention provides again the method embodiment realizing cloud teaching.Refer to Fig. 3, the method realizing cloud teaching comprises:
Step S401: receive the request to create from teacher's client;
Request to create is used for request at Cloud Server wound part virtual instruction desktop, and wherein, virtual instruction desktop is equivalent to virtual machine.
Step S402: create virtual instruction desktop according to request to create, and return virtual instruction desktop to teacher's client;
After establishment virtual instruction desktop, teacher's client directly can log in virtual instruction desktop, and teacher's client is after receiving virtual instruction desktop, can directly show virtual instruction desktop.
Step S403: the logging request receiving the request login virtual instruction desktop from student's client;
Student's client is normally held by student, and teacher's client is normally held by teacher.
Step S404: return virtual instruction desktop to student's client according to logging request;
After student's client receives virtual instruction desktop, student's client also can show virtual instruction desktop.
Step S405: when teacher's client-requested enters teaching tempo, control authority is redirected to teacher's client;
Control authority refers to the authority controlling virtual instruction desktop.Because student's client and teacher's client have all logged in virtual instruction desktop, in order to avoid student's client and teacher's client operate the operating collision that virtual instruction desktop causes simultaneously, limited by control authority.The client obtaining control authority is only had just to allow to operate virtual teacher desktop.
Step S406: when teacher's client carries out the new virtual instruction desktop of operation generation first according to control authority to virtual instruction desktop, according to pre-arranged code algorithm, first new virtual instruction desktop is encoded, obtain the first desktop coding, and send the first desktop coding to student's client, to make student's client decode to the first desktop coding according to default decoding algorithm, obtain the first new virtual instruction desktop, and show the first new virtual instruction desktop;
The first new virtual instruction desktop that teacher's client operation virtual instruction desktop produces first is encoded, transfer to student's client again, student's client decoded back goes out the first new virtual instruction desktop and presents the first new virtual instruction desktop, and the first new virtual instruction desktop coding transmits again, reduce transferring content, save bandwidth, be conducive to the probability that the new virtual instruction desktop of reduction by first pauses at the synchronous card occurred, improve the fluency that the first new virtual instruction desktop is synchronous.
The quantity of student's client is multiple, and teacher's client also has the function of management control right limit, and to control that student's client operable virtual instruction desktop, then method also comprises:
Step S407: receive the transfer request transferring the possession of control authority from teacher's client, wherein, the mark of student's client to be transferred the possession of is carried in the request of transfer;
Step S408: control authority is redirected to student's client to be transferred the possession of;
After control authority is redirected to student's client to be transferred the possession of, student's client to be transferred the possession of obtains control authority.
Step S409: when carrying out operation generation second new virtual instruction desktop according to control authority to virtual instruction desktop wait the student's client transferred the possession of, according to pre-arranged code algorithm, second new virtual instruction desktop is encoded, obtain the second desktop coding, the second desktop coding is sent Xiang teacher's client and other student's client except student's client to be transferred the possession of, second desktop coding is decoded according to default decoding algorithm to make teacher's client and other student's client except student's client to be transferred the possession of, obtain the second new virtual instruction desktop, and show the second new virtual instruction desktop.
Second new virtual instruction desktop is also first encode, then transmits, and reduces transferring content widely, saves bandwidth, is conducive to the probability that the new virtual instruction desktop of reduction by second pauses at the synchronous card occurred, improves the fluency that the second new virtual instruction desktop is synchronous.
Teacher's client can also reclaim control authority, then method also comprises:
Step S510: the recovery request of the control authority of client to be transferred the possession of is reclaimed in the request received from teacher's client;
Step S511: according to recovery request, reclaims the control authority that student's client to be transferred the possession of controls virtual instruction desktop, and control authority is redirected to teacher's client;
After control authority is redirected to teacher's client, control authority comes back to teacher's client.
Also can carry out voice communication between teacher's client and student's client, to realize voice and video sync instruction, then method also comprises: receive the voice content from teacher's client, voice content is synchronized to student's client.And from the voice content of student's client, also may synchronize to other student's client and teacher's client.
In order to understand the connection state of student's client better, Cloud Server can also be monitored student's client, then as shown in Figure 4, method also comprises:
Step S512: set up and be connected with the heartbeat between student's client;
Step S513: detect heartbeat and whether normally connect, if heartbeat malunion is normal, then enters step S514, otherwise return step S513;
Step S514: the prompting presenting student's client broken string in virtual instruction desktop;
By presenting the prompting of student's client broken string, reminding student's client to go offline, facilitating subsequent contact to hold the user of this student's client.
What deserves to be explained is: each student's client, all to a heartbeat be connected with Cloud Server should be had to connect, when a certain heartbeat connects appearance exception, can find corresponding student's client.
In embodiments of the present invention, student's client and teacher's client all log in the virtual instruction desktop on Cloud Server, serve as a teacher client to virtual instruction desktop carry out operation generate new virtual instruction desktop time, new virtual instruction desktop can be synchronized to student's client, the picture presented to make student's client is identical with the picture that teacher's client presents, thus realizes cloud teaching; In addition, to the new virtual instruction desktop of student's client synchronization, new virtual instruction desktop carries out encoding and transmits, then show after student's client is decoded, new virtual instruction desktop carries out encoding and transmits again, reduces transferring content, save bandwidth, be conducive to reducing the probability that new virtual instruction desktop pauses at the synchronous card occurred, improve the fluency that new virtual instruction desktop is synchronous, be conducive to carrying out smoothly of cloud teaching.
The foregoing is only embodiments of the present invention; not thereby the scope of the claims of the present invention is limited; every utilize instructions of the present invention and accompanying drawing content to do equivalent structure or equivalent flow process conversion; or be directly or indirectly used in other relevant technical fields, be all in like manner included in scope of patent protection of the present invention.
Claims (10)
1. realize a method for cloud teaching, it is characterized in that, comprising:
Receive the request to create from teacher's client;
Create virtual instruction desktop according to described request to create, and return described virtual instruction desktop to described teacher's client;
Receive the logging request of the request login virtual instruction desktop from student's client;
Described virtual instruction desktop is returned to described student's client according to described logging request;
When described teacher's client-requested enters teaching tempo, described control authority is redirected to described teacher's client;
When described teacher's client carries out the new virtual instruction desktop of operation generation first according to control authority to virtual instruction desktop, according to pre-arranged code algorithm, described first new virtual instruction desktop is encoded, obtain the first desktop coding, and send described first desktop coding to described student's client, to make described student's client decode to described first desktop coding according to default decoding algorithm, obtain the described first new virtual instruction desktop, and show the described first new virtual instruction desktop.
2. method according to claim 1, is characterized in that,
The quantity of described student's client is multiple;
Described method also comprises:
Receive the transfer request transferring the possession of control authority from described teacher's client, wherein, the mark of student's client to be transferred the possession of is carried in described transfer request;
Described control authority is redirected to student's client to be transferred the possession of;
When described student's client wait transferring the possession of carries out the new virtual instruction desktop of operation generation second according to control authority to virtual instruction desktop, according to pre-arranged code algorithm, described second new virtual instruction desktop is encoded, obtain the second desktop coding, to described teacher's client and except described in other student's client except student's client to be transferred the possession of send described second desktop coding, with make described teacher's client and except described in other student's client except student's client to be transferred the possession of according to default decoding algorithm, described second desktop coding is decoded, obtain the described second new virtual instruction desktop, and show the described second new virtual instruction desktop.
3. method according to claim 2, is characterized in that,
Described method also comprises:
Receive the recovery request of the control authority of client to be transferred the possession of described in the request recovery from described teacher's client;
According to described recovery request, student's client to be transferred the possession of described in recovery controls the control authority of described virtual instruction desktop, and described control authority is redirected to described teacher's client.
4. method according to claim 1, is characterized in that,
Described method also comprises:
Receive the voice content from described teacher's client;
Described voice content is synchronized to described student's client.
5. method according to claim 1, is characterized in that,
Described according to described logging request to after described student's client returns the step of described virtual instruction desktop, described method also comprises:
Set up and be connected with the heartbeat between described student's client;
Whether detect described heartbeat connects normal;
If described heartbeat malunion is normal, then in described virtual instruction desktop, present the prompting of described student's client broken string.
6. a Cloud Server, is characterized in that, comprising:
First receiver module, for receiving the request to create from teacher's client;
Creation module, for creating virtual instruction desktop according to described request to create, and returns described virtual instruction desktop to described teacher's client;
Second receiver module, for receiving the logging request of the request login virtual instruction desktop from student's client;
Return module, for returning described virtual instruction desktop according to described logging request to described student's client;
First redirection module, for when described teacher's client-requested enters teaching tempo, is redirected to described teacher's client by described control authority;
First coding sending module, for when described teacher's client carries out the new virtual instruction desktop of operation generation first according to control authority to virtual instruction desktop, according to pre-arranged code algorithm, described first new virtual instruction desktop is encoded, obtain the first desktop coding, and send described first desktop coding to described student's client, described first desktop coding is decoded according to default decoding algorithm to make described student's client, obtain the described first new virtual instruction desktop, and show the described first new virtual instruction desktop.
7. Cloud Server according to claim 6, is characterized in that, described Cloud Server also comprises:
3rd receiver module, for receiving the transfer request transferring the possession of control authority from described teacher's client, wherein, the mark of student's client to be transferred the possession of is carried in described transfer request, and the quantity of described student's client is multiple;
Second redirection module, for being redirected to student's client to be transferred the possession of by described control authority;
Second coding sending module, for when described student's client wait transferring the possession of carries out the new virtual instruction desktop of operation generation second according to control authority to virtual instruction desktop, according to pre-arranged code algorithm, described second new virtual instruction desktop is encoded, obtain the second desktop coding, to described teacher's client and except described in other student's client except student's client to be transferred the possession of send described second desktop coding, with make described teacher's client and except described in other student's client except student's client to be transferred the possession of according to default decoding algorithm, described second desktop coding is decoded, obtain the described second new virtual instruction desktop, and show the described second new virtual instruction desktop.
8. Cloud Server according to claim 7, is characterized in that, described Cloud Server also comprises:
4th receiver module, for receiving the recovery request of the control authority of client to be transferred the possession of described in the request recovery from described teacher's client;
3rd redirection module, for asking according to described recovery, student's client to be transferred the possession of described in recovery controls the control authority of described virtual instruction desktop, and described control authority is redirected to described teacher's client.
9. Cloud Server according to claim 6, is characterized in that, described Cloud Server also comprises:
5th receiver module, for receiving the voice content from described teacher's client;
Sending module, for being synchronized to described student's client by described voice content.
10. realize a system for cloud teaching, it is characterized in that, comprise student's client, Cloud Server and teacher's client;
Described Cloud Server, for receiving the request to create from teacher's client, virtual instruction desktop is created according to described request to create, and return described virtual instruction desktop to described teacher's client, receive the logging request of the request login virtual instruction desktop from student's client, described virtual instruction desktop is returned to described student's client according to described logging request, when described teacher's client-requested enters teaching tempo, described control authority is redirected to described teacher's client, when described teacher's client carries out the new virtual instruction desktop of operation generation first according to control authority to virtual instruction desktop, according to pre-arranged code algorithm, described first new virtual instruction desktop is encoded, obtain the first desktop coding, and send described first desktop coding to described student's client,
Described student's client, for decoding to described first desktop coding according to presetting decoding algorithm, obtaining the described first new virtual instruction desktop, and showing the described first new virtual instruction desktop.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610149206.XA CN105575203A (en) | 2016-03-16 | 2016-03-16 | Cloud teaching realization method and system and cloud server |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610149206.XA CN105575203A (en) | 2016-03-16 | 2016-03-16 | Cloud teaching realization method and system and cloud server |
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Application publication date: 20160511 |