CN110378817A - A kind of method and system of wisdom classroom one-piece run switching student's equipment account - Google Patents
A kind of method and system of wisdom classroom one-piece run switching student's equipment account Download PDFInfo
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Abstract
The invention discloses a kind of methods of wisdom classroom one-piece run switching student's equipment account, before teacher attends class mode by teacher side starting, execute account handover operation, the account handover operation includes: switching class, obtain the corresponding all student's account ID of class, distribute student's account by way of UDP multicast, it include: step 1, construct the local area network of teacher side and student side interconnection, and UDP server is set in the local area network, preset UDP multicast address is added in the teacher side, and execute the transmission of single student's account ID and account competitive service address；Step 2, student side carry out the reception of the UDP multicast, and after taking account ID and account competitive service address, go to compete the account, the student side device competed is logged in after accessing the local area network；Step 3 repeats step 2, until all student side device accounts of full class are logged-in.The efficiency for test of changing shifts in the test of wisdom classroom can be significantly improved through the invention.
Description
Technical field
The present invention relates to wisdom classroom field more particularly to a kind of methods of wisdom classroom one-piece run switching student's equipment account
And system.
Background technique
With progress of the epoch, the development of numerous domestic new high-tech industry, multimedia education system, wired IP broadcast with
And the electronic equipments such as monitored video camera system are introduced by more and more schools.But with the increase of frequency of use, also gradually
It exposes different system platform and requires artificial individually management, so that the numerous system platforms of daily control of imparting knowledge to students seem complicated and numerous
It is trivial；As information technology rapidly develops, especially from internet to mobile Internet, create life spanning space-time, work and
Mode of learning, the Web-based instruction make the mode of knowledge acquisition that basic change have occurred, and learning aid can not be by time, space and place
The limitation of condition, knowledge acquisition channel flexibly with diversification.
It is directed to the wisdom classroom that group is built in local area network, it is found by the applicant that in the test process of wisdom classroom, often
Needing to change teacher, changing shifts grade test, replacement need to carry out manually account login to every student's equipment every time, and it is relatively time consuming, and hold
It is error-prone.
And be at present pre-configured log-on message in automated log on scheme, there is no be suitable for wisdom classroom to have batch to set
The standby automated log on needed.
Summary of the invention
The present invention is directed at least solve the technical problems existing in the prior art.For this purpose, the invention discloses a kind of wisdom
The method that classroom one-piece run switches student's equipment account executes account switching behaviour before teacher attends class mode by teacher side starting
Make, the account handover operation includes: switching class, obtains the corresponding all student's account ID of class, passes through the side of UDP multicast
Formula distributes student's account.
Further, described to distribute student's account in such a way that networking is broadcasted and further comprise:
Step 1: the local area network of building teacher side and student side interconnection, and UDP is set in the local area network and is serviced
Preset UDP multicast address is added in device, the teacher side, and executes single student's account ID and account competitive service address
It sends；
Step 2: student side carries out the reception of the UDP multicast after accessing the local area network, and take account ID with
And behind account competitive service address, go to compete the account, the student side device competed is logged in；
Step 3: step 2 is repeated, until all student side device accounts of full class are logged-in.
Further, teacher side when executing the account handover operation, broadcast in the local area network by upload group
Text arrives UDP server, and multicast message is distributed to student side by network transmission by the UDP server；The student side is set
For after receiving the multicast message of distribution, the timestamp information of the multicast message received is broadcasted and checked to storage group, compares
The timestamp and current time determine student's account ID data in the multicast message if beyond predetermined time period
For vacancy account, the distribution link that the account enters next account is skipped.
Further, realize that the step of UDP server is grouped broadcasting to student side further comprises: creation
UDP server socket, and the UDP server address structure is constructed, bind teacher side address, building building multicast attribute knot
Structure, is arranged the multicast authority and attribute of the student side and the teacher side, and setting student side multicast address carries out default UDP group
The setting of address is broadcast, then teacher side sends message data.
Further, the execution account handover operation is operating in a key, realizes one-piece run student by single clicing on
Account switching.
The invention also discloses a kind of systems of wisdom classroom one-piece run switching student's equipment account, comprising: student side device,
Teacher side device and its local area network collectively constituted, which is characterized in that before teacher attends class mode by teacher side starting, lead to
It crosses switching module and executes account handover operation, the account handover operation includes: switching class, obtains corresponding all of class
Raw account ID, distributes student's account by way of UDP multicast.
Further, described to distribute student's account in such a way that networking is broadcasted and further comprise:
Step 1: the local area network of teacher side and student side interconnection is constructed by initialization module, and in the local area network
Middle setting UDP server, preset UDP multicast address is added by local area network setup module in the teacher side, and passes through account
Number distribution module executes the transmission of single student's account ID and account competitive service address；
Step 2: student side carries out the reception of the UDP multicast by receiving module after accessing the local area network, and
After taking account ID and account competitive service address, go to compete the account, the student side device competed is logged in；
Step 3: step 2 is repeated, until all student side device accounts of full class are logged-in.
Further, teacher side when executing the account handover operation, broadcast in the local area network by upload group
Text arrives UDP server, and multicast message is distributed to student side by network transmission by the UDP server；The student side is set
For after receiving the multicast message of distribution, the timestamp information of the multicast message received is broadcasted and checked to storage group, passes through
The contrast module timestamp and current time determine in the multicast message if beyond predetermined time period
Raw account ID data are vacancy account, skip the distribution link that the account enters next account.
Further, realize that the step of UDP server is grouped broadcasting to student side further comprises: creation
UDP server socket, and the UDP server address structure is constructed, bind teacher side address, building building multicast attribute knot
Structure, is arranged the multicast authority and attribute of the student side and the teacher side, and setting student side multicast address carries out default UDP group
The setting of address is broadcast, then teacher side sends message data.
Further, single-point switching module, the execution account handover operation is operating in a key, by single clicing on
Realize the account switching of one-piece run student.
As described above, the efficiency for test of changing shifts in the test of wisdom classroom can be significantly improved according to the technical solution of the present invention,
Or else it is logged in an equipment, key batch logs in；Greatly reduce simultaneously when account logs in because of forgotten memory
Etc. the classroom class period caused by reasons lag.
Detailed description of the invention
From following description with reference to the accompanying drawings it will be further appreciated that the present invention.Component in figure is not drawn necessarily to scale,
But it focuses on and shows in the principle of embodiment.In the figure in different views, identical appended drawing reference is specified to be corresponded to
Part.
Fig. 1 is the flow chart of the method for one-piece run switching student's equipment account in wisdom classroom of the invention.
Specific embodiment
To make the objectives, technical solutions, and advantages of the present invention clearer, below in conjunction with attached drawing to the present invention make into
It is described in detail to one step, it is clear that the described embodiments are only some of the embodiments of the present invention, rather than whole implementation
Example.Based on the embodiments of the present invention, obtained by those of ordinary skill in the art without making creative efforts
All other embodiment, shall fall within the protection scope of the present invention.
Following will be combined with the drawings in the embodiments of the present invention, and technical solution in the embodiment of the present invention carries out clear, complete
Site preparation description, it is clear that described embodiments are some of the embodiments of the present invention, instead of all the embodiments.It needs to illustrate
, the detailed description illustrated in conjunction with attached drawing is intended as the description to various configurations, wherein can be real without being intended to indicate that
Trample unique configuration of concepts described herein.Installation practice and embodiment of the method documented by herein will be following detailed
It is described in thin description, and passes through various frames, module, unit, component, circuit, step, process, algorithm etc. in the accompanying drawings
(be referred to as " element ") is shown.These elements can be used electronic hardware, computer software or any combination thereof and come
It realizes.It is implemented as hardware or software as these elements, depending on specific application and the design being applied on total system
Constraint.If the term in description and claims of this specification and Figure of description uses " first ", " second " etc.
Description, this kind description is not use to describe a particular order for distinguishing different objects.
It should be appreciated that ought use in this specification and in the appended claims, term " includes " and "comprising" instruction
Described feature, entirety, step, operation, the presence of element and/or component, but one or more of the other feature, whole is not precluded
Body, step, operation, the presence or addition of element, component and/or its set.It is also understood that the institute in this description of the invention
The term used is merely for the sake of being not intended to limit the present invention for the purpose of describing particular embodiments.Such as in description of the invention
With it is used in the attached claims like that, other situations unless the context is clearly specified, otherwise singular
" one ", "one" and "the" are intended to include plural form.It will be further appreciated that being wanted in description of the invention and appended right
Term "and/or" used in book is asked to refer to any combination and all possibility of one or more of associated item listed
Combination, and including these combinations.
It should be appreciated that the specific embodiments described herein are merely illustrative of the present invention, it is not intended to limit the present invention.
In subsequent description, it is only using the suffix for indicating such as " module ", " component " or " unit " of element
Be conducive to explanation of the invention, itself there is no a specific meaning.Therefore, " module ", " component " or " unit " can mix
Ground uses.
The terminal of student side and teacher side can be implemented in a variety of manners.For example, terminal described in the present invention can be with
Including such as mobile phone, tablet computer, laptop, palm PC, personal digital assistant (Personal Digital
Assistant, PDA), portable media player (Portable Media Player, PMP), navigation device, wearable set
The fixed terminals such as the mobile terminals such as standby, Intelligent bracelet, pedometer, and number TV, desktop computer.
It will be illustrated by taking mobile terminal as an example in subsequent descriptions, it will be appreciated by those skilled in the art that in addition to special
Except element for moving purpose, the construction of embodiment according to the present invention can also apply to the terminal of fixed type.
Embodiment one
A kind of method of one-piece run switching student's equipment account in wisdom classroom as shown in Figure 1, is opened in teacher by teacher side
Before dynamic mode of attending class, account handover operation is executed, the account handover operation includes: switching class, obtains corresponding institute, class
There is student account ID, student's account is distributed by way of UDP multicast.
Further, described to distribute student's account in such a way that networking is broadcasted and further comprise:
Step 1: the local area network of building teacher side and student side interconnection, and UDP is set in the local area network and is serviced
Preset UDP multicast address is added in device, the teacher side, and executes single student's account ID and account competitive service address
It sends；
Step 2: student side carries out the reception of the UDP multicast after accessing the local area network, and take account ID with
And behind account competitive service address, go to compete the account, the student side device competed is logged in；
Step 3: step 2 is repeated, until all student side device accounts of full class are logged-in.
Further, teacher side when executing the account handover operation, broadcast in the local area network by upload group
Text arrives UDP server, and multicast message is distributed to student side by network transmission by the UDP server；The student side is set
For after receiving the multicast message of distribution, the timestamp information of the multicast message received is broadcasted and checked to storage group, compares
The timestamp and current time determine student's account ID data in the multicast message if beyond predetermined time period
For vacancy account, the distribution link that the account enters next account is skipped.
Further, realize that the step of UDP server is grouped broadcasting to student side further comprises: creation
UDP server socket, and the UDP server address structure is constructed, bind teacher side address, building building multicast attribute knot
Structure, is arranged the multicast authority and attribute of the student side and the teacher side, and setting student side multicast address carries out default UDP group
The setting of address is broadcast, then teacher side sends message data.
Further, the execution account handover operation is operating in a key, realizes one-piece run student by single clicing on
Account switching.
Specifically, realizing that teacher side is grouped broadcasting (sending data) to student side by UDP server.
Concrete implementation step includes:
server.c
Step 101: creating the socket of UDP server
#include<sys/types.h>
#include<sys/socket.h>
int socket(int domain,int type,int protocol)；// return to socket
Step 102: building server address structure
struct sockaddr_in serveraddr；
#include<strings.h>
bzero(&serveraddr,sizeof(serveraddr))；
Serveraddr.sin_family=AF_INET；
Serveraddr.sin_addr.s_addr=htonl (INADDR_ANY)；//IP
Serveraddr.sin_port=htons (SERVER_PORT)；// port
Step 103: binding the IP address of teacher side
int bind(int sockfd,const struct sockaddr*addr,socklen_t addrlen)；Step
Rapid 104: building multicast attribute structure
struct ip_mreqn group；
#include<arpa/inet.h>
inet_pton(AF_INET,GROUP,&group.imr_multiaddr)；// setting multicast address
net_pton(AF_INET,"0.0.0.0",&group.imr_address)；// setting local address
Group.imr_ifindex=if_nametoindex (" ent0 ")；// setting network card interface
Step 105: the multicast authority and attribute of setting teacher side and student side in multicast network
setsockopt(sockfd,IPPROTO_IP,IP_MULTICAST_IF,&group,
sizeof(group))；// setting multicast authority and option
Step 106: the further multicast address of setting student side
struct sockaddr_in cliaddr；
bzero(&cliaddr,sizeof(cliaddr))；
Cliaddr.sin_family=AF_INET；
inet_pton(AF_INET,GROUP,&cliaddr.sin_addr.s_addr)；
Cliaddr.sin_port=htons (CLIENT_PORT)；
Step 107: teacher side sends data to student side
sendto(sockfd,buf,strlen(buf),0,(structsockaddr*)&cliaddr,
sizeof(cliaddr))；// toward multicast address send information, returned data size
The present invention realizes that the building of multicast network generates through the above steps.
Embodiment two
The present embodiment mainly describes inventive concept of the invention from hardware point of view, present embodiments provides a kind of wisdom classroom
The system of one-piece run switching student's equipment account, comprising: student side device, teacher side device and its local area network collectively constituted,
It is characterized in that, executing account handover operation, the account by switching module before teacher attends class mode by teacher side starting
Number handover operation includes: switching class, obtains the corresponding all student's account ID of class, distributes by way of UDP multicast
Raw account.
Preferably, described to distribute student's account in such a way that networking is broadcasted and further comprise:
Step 1: the local area network of teacher side and student side interconnection is constructed by initialization module, and in the local area network
Middle setting UDP server, preset UDP multicast address is added by local area network setup module in the teacher side, and passes through account
Number distribution module executes the transmission of single student's account ID and account competitive service address；
Step 2: student side carries out the reception of the UDP multicast by receiving module after accessing the local area network, and
After taking account ID and account competitive service address, go to compete the account, the student side device competed is logged in；
Step 3: step 2 is repeated, until all student side device accounts of full class are logged-in.
Preferably, teacher side uploads multicast message in the local area network and arrives when executing the account handover operation
Multicast message is distributed to student side by network transmission by UDP server, the UDP server；The student side device exists
After the multicast message for receiving distribution, the timestamp information of the multicast message received is broadcasted and checked to storage group, passes through comparison
The module timestamp and current time determine student's account in the multicast message if beyond predetermined time period
Number ID data are vacancy account, skip the distribution link that the account enters next account.
Preferably, realize that the step of UDP server is grouped broadcasting to student side further comprises: creation UDP
Server socket, and the UDP server address structure is constructed, teacher side address is bound, building constructs multicast attribute structure,
The multicast authority and attribute of the student side and the teacher side are set, and setting student side multicast address carries out default UDP multicast
The setting of address, then teacher side sends message data.
Preferably, single-point switching module, the execution account handover operation are operating in a key, are realized by single clicing on
The account of one-piece run student switches
It should also be noted that, the terms "include", "comprise" or its any other variant are intended to nonexcludability
It include so that the process, method, commodity or the equipment that include a series of elements not only include those elements, but also to wrap
Include other elements that are not explicitly listed, or further include for this process, method, commodity or equipment intrinsic want
Element.In the absence of more restrictions, the element limited by sentence "including a ...", it is not excluded that including described want
There is also other identical elements in the process, method of element, commodity or equipment.
It will be understood by those skilled in the art that embodiments herein can provide as method, system or computer program product.
Therefore, complete hardware embodiment, complete software embodiment or embodiment combining software and hardware aspects can be used in the application
Form.It is deposited moreover, the application can be used to can be used in the computer that one or more wherein includes computer usable program code
The shape for the computer program product implemented on storage media (including but not limited to magnetic disk storage, CD-ROM, optical memory etc.)
Formula.
Although describing the present invention by reference to various embodiments above, but it is to be understood that of the invention not departing from
In the case where range, many changes and modifications can be carried out.Therefore, be intended to foregoing detailed description be considered as it is illustrative and
It is unrestricted, and it is to be understood that following following claims (including all equivalents) is intended to limit spirit and model of the invention
It encloses.The above embodiment is interpreted as being merely to illustrate the present invention rather than limit the scope of the invention.It is reading
After the content of record of the invention, technical staff can be made various changes or modifications the present invention, these equivalence changes and
Modification equally falls into the scope of the claims in the present invention.
Claims (10)
1. a kind of method of wisdom classroom one-piece run switching student's equipment account, which is characterized in that started in teacher by teacher side
Before mode of attending class, account handover operation is executed, the account handover operation includes: switching class, and it is corresponding all to obtain class
Student account ID, distributes student's account by way of UDP multicast.
2. a kind of method of wisdom classroom one-piece run switching student's equipment account as claimed in claim 2, which is characterized in that described
Distributing student's account in such a way that networking is broadcasted further comprises:
Step 1: the local area network of building teacher side and student side interconnection, and UDP server is set in the local area network, institute
It states teacher side and preset UDP multicast address is added, and execute the transmission of single student's account ID and account competitive service address；
Step 2: student side carries out the reception of the UDP multicast, and taking account ID and account after accessing the local area network
Behind number competitive service address, go to compete the account, the student side device competed is logged in；
Step 3: step 2 is repeated, until all student side device accounts of full class are logged-in.
3. a kind of method of wisdom classroom one-piece run switching student's equipment account as claimed in claim 3, which is characterized in that teacher
End uploads multicast message to UDP server, the UDP when executing the account handover operation in the local area network
Multicast message is distributed to student side by network transmission by server；The student side device is in the multicast message for receiving distribution
Afterwards, the timestamp information of the multicast message received, the timestamp and current time are broadcasted and checked to storage group,
If beyond determining that student's account ID data in the multicast message are vacancy account if predetermined time period, skip the account into
Enter the distribution link of next account.
4. a kind of method of wisdom classroom one-piece run switching student's equipment account as claimed in claim 4, which is characterized in that realize
The step of UDP server is grouped broadcasting to student side further comprises: creation UDP server socket, and constructs
The UDP server address structure, binds teacher side address, and the student side and institute is arranged in building building multicast attribute structure
The multicast authority and attribute of teacher side are stated, setting student side multicast address carries out the setting of default UDP multicast address, then teacher
End sends message data.
5. special such as a kind of method of wisdom classroom one-piece run of any of claims 1-4 switching student's equipment account
Sign is that the execution account handover operation is operating in a key, realizes that the account of one-piece run student switches by single clicing on.
6. a kind of one-piece run of wisdom classroom switching student's equipment account system, comprising: student side device, teacher side device and its altogether
With the local area network of composition, which is characterized in that before teacher attends class mode by teacher side starting, execute account by switching module
Number handover operation, the account handover operation include: switching class, obtain the corresponding all student's account ID of class, pass through UDP
The mode of multicast distributes student's account.
7. a kind of system of wisdom classroom one-piece run switching student's equipment account as claimed in claim 6, which is characterized in that described
Distributing student's account in such a way that networking is broadcasted further comprises:
Step 1: constructing the local area network of teacher side and student side interconnection by initialization module, and set in the local area network
UDP server is set, preset UDP multicast address is added by local area network setup module in the teacher side, and passes through account point
Hair module executes the transmission of single student's account ID and account competitive service address；
Step 2: student side carries out the reception of the UDP multicast by receiving module, and taking after accessing the local area network
Behind account ID and account competitive service address, go to compete the account, the student side device competed is logged in；
Step 3: step 2 is repeated, until all student side device accounts of full class are logged-in.
8. a kind of system of wisdom classroom one-piece run switching student's equipment account as claimed in claim 7, which is characterized in that teacher
End uploads multicast message to UDP server, the UDP when executing the account handover operation in the local area network
Multicast message is distributed to student side by network transmission by server；The student side device is in the multicast message for receiving distribution
Afterwards, the timestamp information of the multicast message received is broadcasted and checked to storage group, passes through the contrast module timestamp
With the current time, determine that student's account ID data in the multicast message are vacancy account if beyond predetermined time period
Number, skip the distribution link that the account enters next account.
9. a kind of system of wisdom classroom one-piece run switching student's equipment account as claimed in claim 8, which is characterized in that realize
The step of UDP server is grouped broadcasting to student side further comprises: creation UDP server socket, and constructs
The UDP server address structure, binds teacher side address, and the student side and institute is arranged in building building multicast attribute structure
The multicast authority and attribute of teacher side are stated, setting student side multicast address carries out the setting of default UDP multicast address, then teacher
End sends message data.
10. a kind of system of wisdom classroom one-piece run switching student's equipment account as described in any one of claim 6-9, special
Sign is that single-point switching module, the execution account handover operation is operating in a key, realizes one-piece run student by single clicing on
Account switching.
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2021071697A (en) * | 2019-11-01 | 2021-05-06 | 株式会社セガ | Information system and program |
| CN113037780A (en) * | 2021-04-22 | 2021-06-25 | 读书郎教育科技有限公司 | Automatic deployment method for intelligent classroom learning tablet |
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