CN102509482A - Multimedia teaching system based on mobile terminal framework - Google Patents
Multimedia teaching system based on mobile terminal framework Download PDFInfo
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- CN102509482A CN102509482A CN2011103623689A CN201110362368A CN102509482A CN 102509482 A CN102509482 A CN 102509482A CN 2011103623689 A CN2011103623689 A CN 2011103623689A CN 201110362368 A CN201110362368 A CN 201110362368A CN 102509482 A CN102509482 A CN 102509482A
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Abstract
The invention discloses a multimedia teaching system based on a mobile terminal framework. The multimedia teaching system comprises a remote server and a local server which are connected through a first network, and further comprises a synchronous mobile terminal and a synchronized mobile terminal which are connected with the local server through a second network. The multimedia teaching system provided by the embodiment of the invention offers a course data transmission service to the local server through the remote server and also offers the on-line course data access service for the synchronous terminal and the synchronized mobile terminal both connected with the local server through the local server; and the synchronous mobile terminal and the synchronized mobile terminal can display the course content and course variation synchronously through the role division. According to the invention, through the mobile terminal framework, the interactive classroom multimedia teaching is realized, an overall system cost can be controlled, and the framework is simple to realize and convenient to operate.
Description
Technical field
The present invention relates to technical field of mobile terminals, relate in particular to a kind of multimedia education system based on the portable terminal framework.
Background technology
Informationization is the megatrend of current world economy and social development, and in order to adapt to this development trend, China clearly will spread IT education in middle and primary schools, stresses to strengthen the integration of infotech and other courses simultaneously.Information technology application has caused the transformation of academic environment, education resource, mode of learning behind teaching process.At present; Build in the multimedia of classroom instruction technology; Be the mode that adopts " computer+projection " mostly, though this cover system can be showed multimedia document preferably, the shortcoming of its existence is also apparent in view; For example, the separation of computer desktop and blackboard causes teacher to lack interaction or the like between inconvenient operation, the difficult record of teaching process, the academics and students back and forth.
On the other hand; Since two thousand eight; Mobile Internet has obtained unprecedented development, and by the end of 2011, the terminal user of mobile Internet reached tens; And the panel computer (Pad) that is considered to the notebook substitute products is also in the fashionable whole world, and only the product annual turnover of Apple just reaches 40,000,000.In view of this, the applicant tries hard to set about carrying out from portable terminal the framework of multimedia education system, in the hope of the equipment advantage of portable terminal and the interactive advantage of conventional teaching are combined.
Summary of the invention
Embodiments of the invention aim to provide a kind of multimedia education system based on the portable terminal framework, to solve operation inconvenience that above-mentioned traditional multimedia teaching exists, be difficult for record and be difficult to problem such as interaction.
For realizing above-mentioned purpose; Embodiments of the invention provide a kind of multimedia education system based on the portable terminal framework; Comprise the remote server and the home server that connect through first network, also comprise the synchronous portable terminal that is connected with said home server through second network and be synchronized portable terminal; Wherein,
Said remote server is used to store various types of courseware data, and utilizes said first network to transmit said courseware data to said home server according to the request of said home server;
Said home server is used for being synchronized portable terminal and synchronous portable terminal provide corresponding courseware data through said second network to said according to the said operation that is synchronized portable terminal, and is moved the terminal synchronously and synchronous portable terminal uses the reciprocal process of said courseware data to carry out record to said;
The said portable terminal that is synchronized is used to the said courseware data that show that said home server provides through second network, but and in the included operating area of said courseware data, operate;
Said synchronous portable terminal is used for showing the said courseware data that said home server provides through second network synchronously with the said portable terminal that is synchronized, and shows said portable terminal is operated back generation change to said courseware data the courseware data that are synchronized synchronously.
Can know by technique scheme; The embodiment of the invention is based on the multimedia education system of portable terminal framework; Utilize remote server that the transmission service of courseware data is provided for home server; Be connected synchronous terminal and be synchronized the terminal online courseware data access service is provided by home server again; And synchronously portable terminal be synchronized the division of portable terminal and can realize showing synchronously that courseware content and courseware change through the role, utilize the framework of portable terminal to realize interactive good classroom multimedia teaching thus, and the total system cost is controlled, framework is realized easy and the operation facility.
Description of drawings
Fig. 1 is the multimedia education system example structure figure that the present invention is based on the portable terminal framework;
Fig. 2 is the CONSTRUCTED SPECIFICATION synoptic diagram of middle home server embodiment illustrated in fig. 1 and remote server;
Fig. 3 is the CONSTRUCTED SPECIFICATION synoptic diagram of middle teacher terminal embodiment illustrated in fig. 1 and student terminal.
Embodiment
To describe specific embodiment of the present invention in detail below.Should be noted that the embodiments described herein only is used to illustrate, be not limited to the present invention.
Fig. 1 is the multimedia education system example structure figure that the present invention is based on the portable terminal framework; As shown in the figure; In the present embodiment, the multimedia education system chief component based on the portable terminal framework comprises remote server 11, home server 12, teacher terminal 13 and student terminal 14.Here, in one embodiment, portable terminals such as teacher terminal 13 and student terminal 14 preferred employing panel computers, this portable terminal requires to possess friendly man machine operation interface, and preferably has touch-screen and wireless internet accessing device; In addition, consider the actual scene of teaching application, in one embodiment; It is (as shown in the figure to be provided with a plurality of student terminal 14; Comprise student terminal 141,142 ... 14n etc.), but its concrete quantity and unrestricted is hereinafter still done as a whole the description with student terminal 14.
It is as shown in the figure to continue, and above-mentioned remote server 11 is connected through first network 15 with home server 12, and teacher terminal 13 and student terminal 14 then are connected on the home server 12 through second network 16.In one embodiment; First network 15 can be different with second network 16; For example, first network 15 can be internet wide area networks such as (Internet), thereby makes things convenient for home server 12 long-rangely to be connected to the operations such as transmission of carrying out the courseware data on the remote server 11 through it; Second network 16 then can be small-sized LAN; And be preferably the WLAN of building through wifi equipment; Thereby making things convenient for teacher terminal 13 and student terminal 14 is that intermediary realizes the interactive teaching (seeing the back literary composition for details describes) in the scope of classroom through second network 16 and with home server 12, and also can directly skip home server 12 through second network 16 between teacher terminal 13 and the student terminal 14 and be connected.In another embodiment; Above-mentioned first network 15 also can be identical with second network 16; For example be the internet, thereby described remote server 11, home server 12, teacher terminal 13 and student terminal 14 etc. can be realized operations such as remote data transmission and remote teaching interaction through this internet.
Further, in one embodiment, above-mentioned remote server 11 is used to store various types of courseware data, and comes to transmit the courseware data to home server 12 through first network 15 according to the request of home server 12; 12 of home servers are used for to teacher terminal 13 and student terminal 14 corresponding courseware data being provided through second network 16, and use the reciprocal process of courseware data to carry out record to teacher terminal 13 and student terminal 14.In one embodiment; Remote server 11 and home server 12 provide by service provider; And remote server 11 just places service provider's one side; Wherein store to various teaching object set course project and corresponding a large amount of courseware material, also store the relevant information of the home server 12 of process mandate in advance in addition; Home server 12 then (for example offers the user by service provider; Kindergarten, primary school, various training centers or the like) use and place user's one side; It according to current concrete teaching object (for example is used for; Child, pupil, Trainee/Intern or the like) be connected to remote server 11 and therefrom select suitable course project and corresponding courseware material, download to then and supply follow-up teacher terminal 13 and student terminal 14 to carry out onlinely using and operating on the home server 12 through second network 16.In one embodiment, also can when initialization, just preset course project and courseware material in the home server 12, use through first network 15 and remote server 11 for follow-up and regularly or as required carry out the data necessary renewal through selecting.In addition, home server 12 also is used for teacher terminal 13 and student terminal 14 are used and the process of operating these courseware data is carried out record, with the foundation as subsequent query, assessment.
Continue, in one embodiment, teacher terminal 13 is used to the courseware data that show that home server 12 provides through second network 16, but and in the included operating area of courseware data, operate; Student terminal 14 is used for showing the courseware data that home server 12 provides through second network 16 synchronously with teacher terminal 13, and shows the courseware data that produce change after the 13 pairs of courseware data in teacher terminal are operated synchronously.In one embodiment; Teacher terminal 13 also is used for carrying out through home server 12 operation of the courseware material of aforementioned selection course project and correspondence; For example; When certain course begins; Teacher terminal 13 is just through home server 12 access remote servers 11, and the service that utilizes remote server 11 to provide is provided with class therein, selects course project, the registration student, distribute operations such as teacher, layout curriculum schedule, and remote server 11 just comes to the corresponding courseware data of home server 12 distributions according to its class that sets, course project or the like afterwards; Home server 12 receives also through after the integrality and validity check of courseware data, and teacher terminal 13 just can be through second network 16 online access and show these courseware data from home server 12.In one embodiment; Student terminal 14 also need be through second network 16 online access and show these courseware data from home server 12; But it is synchronous that it can be realized with the show state at teacher terminal 13 through home server 12 in the process that shows the courseware data, and its detailed content will be described in follow-up state synchronized.In addition; In one embodiment; Above-mentioned courseware data except the fixing part that shows (can not operate), but comprise that also some supply teacher terminals 13 or student terminal 14 to carry out interactive operating area, for example; Input area that teacher sets a question can be supplied, input area that the student answers or the like can be supplied; But teacher terminal 13 can be operated in the operating area of courseware data, and synchronous with the mode of operation of student terminal 14 through home server 12 realizations, and its detailed content will be described in detail in follow-up event synchronization.And, can know that by foregoing 13 pairs of courseware data show, operate at the teacher terminal, and the demonstration at 14 pairs of teacher terminals 13 of student terminal, mode of operation being carried out when synchronous, the former is as being synchronized the terminal, the latter then is as synchronous terminal; But the application's scheme is not limited in this.In one embodiment, student terminal 14 also can be used as and is synchronized the terminal courseware data are shown, operate, and then carry out as demonstration, the mode of operation of synchronous terminal to student terminal 14 synchronously at teacher terminal 13.Therefore; Should be noted that; Though hereinafter all with teacher terminal 13 for be synchronized the terminal, student terminal 14 is that synchronous terminal is described, and is not limited in this, wherein teacher terminal 13 also can exchange with the identity of student terminal 14 and respectively as synchronous terminal be synchronized the terminal.
Further; Fig. 2 is the CONSTRUCTED SPECIFICATION synoptic diagram of middle home server 12 embodiment illustrated in fig. 1 and remote server 11; As shown in the figure; In one embodiment, the remote server 11 of above-mentioned multimedia education system specifically comprises: course management unit 1101, courseware release unit 1102 and data storage cell 1103.Wherein, course management unit 1101 is used to store according to the set various course projects of various teaching object, and the interface of input and management training coarse plan is provided; Courseware release unit 1102 is used to receive the dissimilar courseware data of importing according to the course project of course management unit from the outside; 1103 of data storage cells are used for the courseware data qualification type that courseware release unit 1102 receives is stored.In one embodiment; Of preamble; Remote server 11 is arranged on service provider's one side, is safeguarded by the service provider, and is corresponding; The maintainer that 1102 of course management unit 1101 and courseware release units are used to the service provider provides the interface of management training coarse plan and courseware data respectively, and the maintainer can carry out operations such as the increase, deletion, modification of course project and courseware data respectively through course management unit 1101 and courseware release unit 1102.
It is as shown in Figure 2 to continue, and 12 of the home servers of above-mentioned multimedia education system specifically comprise: course selected cell 1201, Data Receiving unit 1202, access interface unit 1203 and log record unit 1204.Wherein, course selected cell 1201 is used for selecting corresponding course project according to the current teaching object that is directed against from remote server 11; Data Receiving unit 1202 is used to receive and store the courseware data that remote server 11 transmits according to the course project of selecting; Access interface unit 1203 is used for online access being provided and operating the interface of courseware data with student terminal 14 to teacher terminal 13; Log record unit 1204 is used for the teacher terminal 13 and the process of student terminal 14 visits and operation courseware data are carried out record.In one embodiment, of preamble, home server 12 is arranged on serves user's one side, can carry out control operation by teacher terminal 13.For example; Course selected cell 1201 access remote servers 11 of home server 12 can be passed through in teacher terminal 13, and from the course management unit 1101 of remote server 11, choose suitable course project through course selected cell 1201 according to the current teaching object that is directed against; From its data storage cell 1103, find corresponding courseware data by remote server 11 according to selected course project then; And send home server 12 to through first network 15, receive and store by the Data Receiving unit 1202 of home server 12; After this, teacher terminal 13 and student terminal 14 just can pass through second network 16, and the interface that utilizes the access interface unit 1203 of home server 12 to be provided carries out online access and operation to the courseware data of storage in the data receiving element 1202; Log record unit 1204 can carry out record to the process of teacher terminal 13 and student terminal 14 visits and operation courseware data.In one embodiment, log record unit 1204 also is used for the school grade of the quality of instruction at teacher terminal 13 and student terminal 14 being assessed and to assessment result record in addition according to the process of above-mentioned visit and operation courseware data.
Continue, in one embodiment, the access interface unit 1203 of above-mentioned home server 12 also is used to be provided for the interface from external reference log record unit 1204.Correspondingly; In one embodiment; The application also comprises head of a family terminal 17 (as shown in Figure 1) based on the multimedia education system of portable terminal framework; It is used for being connected with home server 12 and through the interface that above-mentioned access interface unit 1203 provides the record of log record unit 1204 being inquired about, and for example can inquire about the school grade of corresponding student terminal 14 and the quality of instruction at corresponding teacher terminal 13.In one embodiment; Head of a family terminal 17 can be connected with home server 12 through the 3rd network 18; Thereby realize visit to log record unit 1204; Further, head of a family terminal 17 can also be connected with teacher terminal 13 and student terminal 14, thereby participate in the interaction between teacher terminal 13 and the student terminal 14 through the 3rd network 18, second network 16.In one embodiment, similar with above-mentioned first network 15, the 3rd network 18 here also can be the internet.
Content based on the foregoing description can be found, comprises that the multimedia education system of remote server 11 and home server 12 can be realized functions such as teaching management, courseware issue, courseware data sync and courseware visit.As an ingredient of outbalance, hereinafter will be described in detail courseware data sync part wherein.Particularly, in one embodiment, remote server 11 also comprises data scanning unit 1104, tabulation generation unit 1105 and upgrade notification unit 1106; Wherein, data scanning unit 1104 is used for the courseware data of data storage unit 1103 storage are scanned, to confirm whether the courseware data are upgraded (for example, maintainer carry out through courseware release unit 1102 renewal); Tabulation generation unit 1105 is used for generating the tabulation of courseware updating data according to the scanning result of data scanning unit 1104; The renewal tabulation that 1106 of upgrade notification unit are used for generating according to tabulation generation unit 1105 transmits courseware updating data notice through first network 15 to home server 12.Correspondingly, in one embodiment, home server also comprises notice monitoring unit 1205, tabulation acquiring unit 1206 and data upgrading unit 1207; Wherein, notice monitoring unit 1205 is used for monitoring the update notification that whether has remote server 11 to transmit through first network 15; Tabulation acquiring unit 1206 is used for when notice monitoring unit 1205 is received the update notification of remote server 11 transmission, from the tabulation generation unit 1105 of remote server 11, obtaining the tabulation of courseware updating data; 1207 of unit of data upgrading are used for tabulating according to the renewal that tabulation acquiring unit 1206 obtains, and the courseware data of from the data storage cell 1103 of remote server 11, obtaining renewal are to upgrade the courseware data of local data receiving element 1202 storages.
Of preamble; Store in the remote server 11 to various teaching object set different course projects and corresponding various types of courseware data; These data are magnanimity normally; And usually need carry out the courseware synchronization of data between home server 12 and the remote server 11, if just do not handle that directly to carry out data sync be unpractical.Therefore, the mode of taking incremental data to upgrade in the foregoing description realizes the data sync between home server 12 and the remote server 11.
Particularly; In one embodiment; Remote server 11 regularly scans the courseware data of data storage unit 1103 storages through data scanning unit 1104; And by tabulation generation unit 1105 according to its scanning result to tabulating with the renewal that the corresponding home server 12 relevant courseware data that change form incremental data, notify home servers 12 to carry out data sync by upgrade notification unit 1106 again; After home server 12 listens to the update notification of remote server 11 through notice monitoring unit 1205; From the tabulation generation unit 1105 of remote server 11, obtain the renewal tabulation of incremental data by tabulation acquiring unit 1206; From the data storage cell 1103 of remote server 11, obtain the courseware data of renewal by data upgrading unit 1207 according to this renewal tabulation again, and be used for upgrading the courseware data that local data receiving element 1202 is stored.In another embodiment, the final step operation carried out of above-mentioned home server 12 also can directly be obtained upgrade data by Data Receiving unit 1202 and accomplished renewal from the data storage cell 1103 of remote server 11.Utilize said process, upgrade through regular incremental data and can accomplish the data sync between home server 12 and the remote server 11, be convenient to realization and less demanding network traffics.In addition; Incremental data between home server 12 and the remote server 11 is upgraded and is not limited to respond the process that notice is upgraded by home server 12 after above-mentioned remote server 11 initiates to notify; In one embodiment; Home server 12 can regularly upgrade tabulation to tabulation generation unit 1105 requests of remote server 11 through tabulation acquiring unit 1206, in case find to have newly-generated renewal tabulation just to carry out the renewal operation of incremental data.
Further; In one embodiment; The remote server 11 of above-mentioned multimedia education system also comprises authorization message unit 1107 and authentication verification unit 1108; Wherein, authorization message unit 1107 is used to store the relevant identity information (the for example network address, number of the account, password or the like) of the home server 12 of process mandate in advance; 1108 of authentication verification unit are used for according to the relevant identity information of authorization message unit 1107 storages the authentication request of home server 12 being carried out authentication.Correspondingly, home server also comprises authentication request unit 1208, and its relevant identity information that is used to carry home server 12 is initiated authentication request to remote server.Of preamble; In one embodiment; Remote server 11 is all offered by the service provider with home server 12 and serves the user, at this moment, and before being delivered for use; The service provider just can preset the relevant identity information of home server 12 in remote server 11, so that the authentication of the home server 12 that follow-up delivery is used.But the present invention is not limited to this; In one embodiment; The service provider can only provide remote server 11, uses service but this remote server 11 can comprise payment, like this; Any user who wants to use the multimedia teaching service that the service provider provides; Can and utilize the payment of remote server 11 to use service to carry out network payment and come registration service through terminal device access remote servers 11 such as personal computer, server, at this moment, the personal computer that is used for registering, server just become above-mentioned home server 12; And identity informations such as the number of the account that home server 12 is provided when registration service, password just are recorded in registration process in the authorization message unit 1107 of remote server 11, thereby are convenient to follow-up authentication verification operation.
Continue; In one embodiment; The home server 12 of above-mentioned multimedia education system based on the portable terminal framework also comprises detecting reports unit 1209; It is used to detect the information of courseware data of running status and the storage of home server 12, and regularly sends testing result to remote server 11; Correspondingly; Also comprise backup services unit 1109 in remote server 11 1 sides; It is used for reporting the testing result that unit 1209 is transmitted according to the detection of home server 12; When judging that home server 12 breaks down, substitute home server 12 through first network 15 and with student terminal 14 corresponding courseware data are provided to teacher terminal 13.Here; The present invention considers extreme abnormal conditions; For example; Home server 12 fault of hardware property occurs and can't start, and it possibly could be that it recovers service for a long time that the service provider perhaps serves user self, at this moment; Remote server 11 is not receiving all that according to the testing result of detection report unit 1209 or in based on predetermined amount of time detecting this fact of testing result of reporting unit 1209 confirms that home server 12 breaks down; So after serving the user and teacher terminal 13 and student terminal 14 being arranged to be connected to remote server 11 through first network 15, remote server 11 just can replace home server 12 that the access services of courseware data is provided with student terminal 14 to teacher terminal 13 through backup services unit 1109, thereby guarantees carrying out smoothly of curricula.
Of preamble; In the multimedia education system embodiment of the application based on the portable terminal framework; Multiple functions such as course management, courseware data, data sync even payment services that remote server 11 is integrated; For the concurrent task processing power that improves remote server 11 and to the support of big flow, in one embodiment, can adopt the extendible mode of distributed type assemblies that remote server 11 is set; For example; Remote server 11 can comprise many distributed type assemblies server apparatus (not shown)s, for home server 12 services such as course management, courseware data sync are provided thereby work in coordination with, and these distributed type assemblies server apparatus can increase and decrease at any time according to task processing burden situation.In addition; In one embodiment; Remote server 11 can also comprise caching server equipment 1110; It is used to write down the operating position of 12 pairs of courseware data of home server, and frequency of utilization surpassed unusual courseware data occur in courseware data or the use of predetermined threshold value and store, and reads or recovers and visit so that follow-up home server 12 can carry out high speed to these courseware data.
Further; In the said multimedia education system embodiment of preamble, mention based on the portable terminal framework; Wherein the interactive teaching and learning on the courseware data basis that home server 11 provides needs bonding state synchronizing process and event synchronization process to realize between teacher terminal 13 and the student terminal 14, and hereinafter will be described in detail to above-mentioned two processes respectively.
At first combine Fig. 3 that status synchronizing process is described; It is the CONSTRUCTED SPECIFICATION synoptic diagram of teacher terminal in embodiment illustrated in fig. 1 13 with student terminal 14 (also comprising part home server 12); As shown in the figure, home server 12 comprises message storage 1210 and message synchronization interface 1211.Continue; Teacher terminal 13 comprises state variation unit 1301 and message writing unit 1302; Wherein, state variation unit 1301 is used for changing according to the order of outside input the state (for example, according to the number of pages state that changes the courseware data through the page turning action of touch-screen input) of courseware data; Message writing unit 1302 is used for the state of the courseware data after changing through state variation unit 1301 is written to message storage 1210 with the message synchronization interface 1211 of the form of status message (for example with the HTTP request as message carrier) through home server 12.Correspondingly, 14 of student terminals comprise message monitoring unit 1401, state comparing unit 1402 and state updating unit 1403; Wherein, message monitoring unit 1401 is used for according to the status message of the preset time interval through message synchronization interface 1211 monitoring information storage unit 1210 storages of home server 12; State comparing unit 1402 is used for judging according to the status message that listens to from message storage 1210 state consistent with teacher terminal 13 whether of the courseware data of self demonstration; State updating unit 1403 is used at the state of learning the courseware data that self show according to state comparing unit 1402 and teacher terminal 13 when inconsistent, upgrades the state of the courseware data of self demonstration according to the status message that from message storage 1210, listens to.
Below will combine concrete example that above-mentioned teacher terminal 13 and student terminal 14 are described through the process of home server 12 realization state synchronized, so that understand the present invention better.With the page turning state is example; When the user (for example; Teacher) on teacher terminal 13, the courseware that shows is carried out page turn over operation, when for example turning over to the 2nd page from the 1st page, above-mentioned state variation unit 1301 can change the show state of courseware data according to the page turning order of teacher terminal 13 (for example passing through touch-screen) input; That is the state of the courseware data that, teacher terminal 13 shown is changed into the 2nd page; Next; Message writing unit 1302 can will pass through the state after state variation unit 1301 changes with the form of status message; Just be presented at the state (i.e. the state of " the 2nd page ") of the courseware data on the teacher terminal 13 after the page turning, be written in the message storage 1210 through the message synchronization interface 1211 of home server 12; Subsequently; Student terminal 14 can be monitored the status message of storing in the message storage 1210 of home server 12 through message monitoring unit 1401; And snoop results is sent to state comparing unit 1402, state comparing unit 1402 judges that according to the status message that listens to from home server 12 state (i.e. the state of " the 2nd page ") of the courseware data that the state that draws the courseware data that self the show state of (still for " the 1st page ") and teacher terminal 13 show is inconsistent immediately; Then; State updating unit 1403 is after obtaining state comparing unit 1402 more inconsistent results; Just upgrade the state of the courseware data that self show with the state (i.e. the state of " the 2nd page ") of the courseware data of teacher terminal 13 demonstrations according to the status message that from message storage 1210, listens to; Thereby the state of the courseware data of demonstration is consistent (promptly being the 2nd page) on the state that makes the courseware data that student terminal 14 shows and the teacher terminal 13, has just realized showing between teacher terminal 13 and the student terminal 14 page turning state consistent of courseware data thus.
Yet; State synchronized between teacher of the present invention terminal 13 and the student terminal 14 is not limited in this, and is of previous embodiment, and teacher terminal 13 and student terminal 14 can mutual alternative; Be that student terminal 14 can be considered and is synchronized the terminal, and teacher terminal 13 can be considered synchronous terminal.In addition, above-mentioned status synchronizing process is not only applicable to page turning, also applicable to the state of raising one's hand of student terminal 14 (for example, indicating to put question to or speech) synchronously to teacher terminal 13, teacher terminal 13 removes the scenes such as lock state of screen of student terminals 14.Be example with the release scene again; For example; Can the screen state of student terminal 14 (for example be divided into " release "; Can be on screen free operant) and two states of " locking " (for example, screen can't be operated and can only show), the screen of student terminal 14 all is in " locking " state during initialization; And can show the interface of unlocking operation on the screen at teacher terminal 13; When serving as a teacher terminal 13 and initiating unlocking operation, can the state corresponding with " release " be transferred to home server 12 with the form of message and store through this interface, again by student terminal 14 through monitoring home server 12 the most at last " locking " state synchronized of screen be revised as " release " state.This shows that the course of work of these scenes all page turning scene with above-mentioned is similar, therefore no longer give unnecessary details.
Continue, combine Fig. 3 to describe the event synchronization process equally, as shown in the figure, in one embodiment, teacher terminal 13 also comprises lock cell 1303, incident acquiring unit 1304, incident dispatch unit 1305 and event response receiving element 1306; Wherein, lock cell 1303 is used to lock student terminal 14; Incident acquiring unit 1304 is used to obtain the attribute information of the incident of triggering; Incident dispatch unit 1305 is used for the attribute information of the incident of distributing to student terminal 14; Event response receiving element 1306 is used to receive the response of student terminal to incident.Correspondingly, student terminal 14 also comprises and accepts lock cell 1404, incident receiving element 1405, event execution unit 1406 and event response transmitting element 1407; Wherein, accept the locking that lock cell 1404 is used to accept teacher terminal 13; Incident receiving element 1405 is used for accepting the attribute information that the locking back receives the incident of distributing at teacher terminal 13; Event execution unit 1406 is used for carrying out incident according to the attribute information of incident; Event response transmitting element 1047 is used for sending the response to the incident of distributing to teacher terminal 13.
For the ease of understanding the present invention better, be example with the children education scene below, above-mentioned teacher terminal 13 and the synchronous process of student terminal 14 realization events are carried out detailed description.In this scene; Suppose that teacher terminal 13 and student terminal 14 are the panel computer that has touch-screen; And the two connects (of preamble via above-mentioned home server 12; In one embodiment, teacher terminal 13 also can directly be connected through second network 16 with student terminal 14), and the courseware number of pages that shows on teacher terminal 13 and the student terminal 14 is consistent through the synchronous process of aforesaid state.Particularly, at first, under original state, student terminal 14 is in released state; Yet; Because the child has active active characteristics; In order to prevent that the screen that the child disorderly touches student terminal 14 from influencing order in education, after the student terminal 14 that the student held started, teacher operated the lock cell 1303 at teacher terminal 13; And thereby the lock cell 1404 accepted of student terminal 14 is kept synchronously screen locking through aforesaid status synchronizing process; At this moment, the screen of student terminal 14 does not respond child's touch behavior, and can only receive and carry out the incident that send at teacher terminal 13; Next; Teacher utilizes external connection keyboard (also can be the dummy keyboard of touch-screen) but on teacher terminal 13, imports calculation question in the operating area of the courseware data of demonstration; At this moment; Teacher terminal 13 detects this KeyEvent; And by the type of incident acquiring unit 1304 record KeyEvents and the event attribute information such as coordinate position of incident, utilizing the attribute information of the KeyEvent that obtains for example by incident dispatch unit 1305 then, Transmission Control Protocol is distributed to student terminal 14 through home server 12; Continue; Incident receiving element 1405 in the student terminal 14 receives the attribute information of KeyEvent; And by the attribute information reconstruct KeyEvent of event execution unit 1406 according to KeyEvent; But thereby execution result is presented in the corresponding zone of importing with teacher terminal 13 on the current courseware data of operating area so that present to the student, also promptly, but can show just on the student terminal 14 that teacher passes through the calculation question that teacher terminal 13 is imported in the operating area of courseware data; At last; The event response transmitting element 1407 of student terminal 14 for example also utilizes, and Transmission Control Protocol passes through the response that home server 12 sends KeyEvent to teacher terminal 13; And receive by the event response receiving element at teacher terminal 13 1306, thereby realize KeyEvent synchronously.Follow-up; The student carries out the answer operation to the aforementioned calculation topic in the courseware data after student terminal 14 is by 13 releases of teacher terminal; And the answer result is presented on the process on the teacher terminal 13 simultaneously; The Principle of Process then identical only sync direction synchronous with last KeyEvent is opposite, and those skilled in the art answer fine understanding, no longer give unnecessary details here.
A large amount of view data need handled and transmit to the existing state synchronized of VNC technology realization terminal demonstration and the scheme of event synchronization utilized, and this requires portable terminal that very high network capacity and computing power are arranged.And the technical scheme of the invention described above utilizes the mode of HTTP request/Transmission Control Protocol to realize the state synchronized/event synchronization that shows between teacher terminal and the student terminal; Do not need the portable terminal image data processing; Thereby need not the terminal and possess higher computing power and network capacity, can realize the real time propelling movement of information expediently.Therefore, in the multimedia education of the present invention system status of mobile terminal synchronously and the event synchronization scheme can make full use of the network capacity and the computing power of existing portable terminal, improved the convenience of portable terminal framework.
In sum; The embodiment of the invention is based on the multimedia education system of portable terminal framework; Utilize remote server that the transmission service of courseware data is provided for home server; Be connected synchronous terminal and be synchronized the terminal online courseware data access service is provided by home server again; And synchronously portable terminal be synchronized the division of portable terminal and can realize showing synchronously that courseware content and courseware change through the role, utilize the framework of portable terminal to realize interactive good classroom multimedia teaching thus, and the total system cost is controlled, framework is realized easy and the operation facility.
Though described the present invention with reference to several exemplary embodiments, should be appreciated that used term is explanation and exemplary and nonrestrictive term.Because the present invention's practical implementation and do not break away from the spirit or the essence of invention in a variety of forms; So be to be understood that; The foregoing description is not limited to any aforesaid details; And should in enclose spirit that claim limited and scope, explain widely, therefore fall into whole variations and remodeling in claim or its equivalent scope and all should be the claim of enclosing and contain.
Claims (10)
1. the multimedia education system based on the portable terminal framework comprises the remote server and the home server that connect through first network, also comprises the synchronous portable terminal that is connected with said home server through second network and is synchronized portable terminal; Wherein,
Said remote server is used to store various types of courseware data, and utilizes said first network to transmit said courseware data to said home server according to the request of said home server;
Said home server is used for being synchronized portable terminal and synchronous portable terminal provide corresponding courseware data through said second network to said according to the said operation that is synchronized portable terminal, and is moved the terminal synchronously and synchronous portable terminal uses the reciprocal process of said courseware data to carry out record to said;
The said portable terminal that is synchronized is used to the said courseware data that show that said home server provides through second network, but and in the included operating area of said courseware data, operate;
Said synchronous portable terminal is used for showing the said courseware data that said home server provides through second network synchronously with the said portable terminal that is synchronized, and shows said portable terminal is operated back generation change to said courseware data the courseware data that are synchronized synchronously.
2. the multimedia education system based on the portable terminal framework as claimed in claim 1, wherein, said remote server comprises:
The course management unit is used to store according to the set various course projects of various teaching object, and input is provided and manages the interface of said course project;
The courseware release unit is used to receive the dissimilar courseware data of importing according to the course project of said course management unit from the outside;
Data storage cell is used for the said courseware data qualification type that said courseware release unit receives is stored.
3. the multimedia education system based on the portable terminal framework as claimed in claim 1, wherein, said home server comprises:
The course selected cell is used for selecting corresponding course project according to the current teaching object that is directed against from said remote server;
The Data Receiving unit is used to receive and store the courseware data that said remote server transmits according to the course project of said selection;
The access interface unit, be used for to said synchronous portable terminal be synchronized the interface that portable terminal provides online access and operates said courseware data;
The log record unit is used for said synchronous portable terminal and the process that is synchronized mobile terminal accessing and operates said courseware data are carried out record.
4. the multimedia education system based on the portable terminal framework as claimed in claim 3, wherein,
The interface that said access interface unit also is used to be provided for visiting said log record unit;
This system also comprises: inquiry terminal is used for being connected with said home server and through the interface that said access interface unit provides the record of said log record unit being inquired about.
5. like claim 2 or 3 described multimedia education systems based on the portable terminal framework, wherein,
Said remote server also comprises: the data scanning unit is used for the courseware data of said data storage cell storage are scanned, to confirm whether said courseware data have renewal; The tabulation generation unit is used for generating the tabulation of courseware updating data according to the scanning result of said data scanning unit; And the upgrade notification unit, be used for transmitting courseware updating data notice through said first network to said home server according to said renewal tabulation;
Said home server also comprises: the notice monitoring unit is used for the update notification that whether has said remote server to transmit through said first network monitoring; The tabulation acquiring unit is used for when receiving said update notification obtaining the tabulation of courseware updating data from the tabulation generation unit of said remote server; Data upgradings unit, the courseware data that are used for obtaining renewal according to the said renewal tabulation of obtaining from the data storage cell of said remote server are to upgrade the courseware data of this locality storage.
6. the multimedia education system based on the portable terminal framework as claimed in claim 5, wherein,
Said remote server also comprises: authorization message unit, the relevant information that is used to store the home server of process mandate in advance; The authentication verification unit is used for according to the relevant information of said authorization message unit storage the authentication request of said home server being carried out authentication;
Said home server also comprises the authentication request unit, and the relevant information that is used to carry self server is initiated authentication request to said remote server.
7. the multimedia education system based on the portable terminal framework as claimed in claim 6, wherein,
Said home server also comprises detect to report the unit, is used to detect the information of courseware data of running status and the storage of self server, and sends testing result to said remote server;
Said remote server also comprises the backup services unit; Be used for reporting the said testing result that the unit transmits according to said detection; When judging that said home server breaks down, through said first network substitute said home server to said synchronous portable terminal be synchronized portable terminal corresponding courseware data be provided.
8. like each described multimedia education system of claim 1 to 4 based on the portable terminal framework, wherein,
Said home server comprises message storage and message synchronization interface;
The said portable terminal that is synchronized comprises: the state variation unit is used for changing according to the order of outside input the state of said courseware data; And the message writing unit, the state of the said courseware data after being used for will passing through said state variation unit and changing with the form of status message is written to said message storage through said message synchronization interface;
Said synchronous portable terminal comprises: the message monitoring unit is used for monitoring the status message that said message storage is stored according to the preset time interval through said message synchronization interface; The state comparing unit, whether the state of courseware data that is used for judging self demonstration according to the status message that listens to from said message storage is with said to be synchronized portable terminal consistent; And state updating unit; Be used at the state of learning the courseware data that self show according to said state comparing unit and the said portable terminal that is synchronized when inconsistent, upgrade the state of the courseware data of said self demonstration according to the status message that from said message storage, listens to.
9. like each described multimedia education system of claim 1 to 4 based on the portable terminal framework, wherein,
The said portable terminal that is synchronized comprises: lock cell is used to lock said synchronous portable terminal; The incident acquiring unit is used to obtain the attribute information of the incident of triggering; The incident dispatch unit is used for distributing to said synchronous portable terminal the attribute information of said incident; And the event response receiving element, be used to receive of the response of said synchronous portable terminal to said incident;
Said synchronous portable terminal comprises: accept lock cell, be used to accept the said locking that is synchronized portable terminal; The incident receiving element is used for receiving the said attribute information that is synchronized the incident that portable terminal distributes accepting the locking back; Event execution unit is used for carrying out said incident according to the attribute information of said incident; The event response transmitting element is used for sending the response to the said incident of distributing to the said portable terminal that is synchronized.
10. like each described multimedia education system based on the portable terminal framework of claim 1 to 4, wherein, said remote server comprises:
Many distributed type assemblies server apparatus are used for the collaborative service that said courseware data are provided for home server; And
Caching server equipment is used to write down the use of said home server to said courseware data, and frequency of utilization surpassed unusual courseware data occur in courseware data and/or the use of predetermined threshold value and store.
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