CN102810265A - Information interaction system and information interaction method - Google Patents
Information interaction system and information interaction method Download PDFInfo
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- CN102810265A CN102810265A CN201210151415XA CN201210151415A CN102810265A CN 102810265 A CN102810265 A CN 102810265A CN 201210151415X A CN201210151415X A CN 201210151415XA CN 201210151415 A CN201210151415 A CN 201210151415A CN 102810265 A CN102810265 A CN 102810265A
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Abstract
The invention relates to an information interaction system and an information interaction method. The system comprises a server (10), a master control terminal (20) and a plurality of controlled terminals (30), wherein the server (10) can be connected to a communication network through a network module; the master control terminal (20) can be connected to the communication network, communicates with the server (10) and transmits control signals to the controlled terminals (30); the controlled terminals (30) can be connected to the communication network, communicate with the server (10) and receive the control signals, which are forwarded by the server (10), from the master control terminal (20); and the controlled terminals (30) comprise input modules which can receive the input of a user and transmit the input of the user to the master control terminal (20) through the server (10). The information interaction system is particularly applied to the field of teaching, and the master control terminal for a teacher and the controlled terminals for the students can be interacted in a bidirectional mode.
Description
[technical field]
The present invention relates to information interaction system and information interacting method, this information interaction system is particularly useful for teaching field, realizes E-learning.
[background technology]
Traditional form of teaching adopts the textbook of papery, and teacher gives lessons to the student through blackboard or projection screen.This traditional mode has consumed a large amount of paper, and causes student's school bag more and more heavier along with the increase of study intensity.In addition, this traditional mode also is not suitable for the interaction between teacher and the student, has influenced teaching efficiency.
Along with the development of technology, the someone has proposed the solution of E-learning, has developed the E-learning system.Existing E-learning system mainly provides the electronic equipment that the student uses, and uses electronic equipment to show the electronics textbook.Student and teacher can not carry out through this electronic teaching system alternately.
Teachers and students' written information or write activity in the teaching is the immediate reaction and the summary of teaching efficiency.Listen, say, reading and writing, to do, drill all be indivisible teaching practice content; Write is to have to sum up character and the key link that embodies character; And write on the blackboard, write on the paper and take place all the time especially, its outstanding feature is personalized learning outcome information, and be analog quantity; Can not be converted into digital quantity and in computer, handle; For example job information, examination information, test information all are retained on the paper, are unfavorable for preserving, share, digitizing operations such as displaying and database analysis.
Therefore, need a kind of improved interactive system badly, change into digital quantity then and there, make it to realize the intelligent data management function, promptly can carry out digital information processing to it thereupon, realize real digital information teaching and management with means with science and technology.
[summary of the invention]
An object of the present invention is to provide the interactive information interaction system of a kind of both sides of realization.Information interaction system provided by the invention comprises server, main control terminal and controlled terminal, and said main control terminal and controlled terminal can pass through communication network and said server communication.Said server comprises the server end database that is used for storing subscriber information; Said main control terminal comprises main control end processing module, main control end display screen and main control end load module; Said main control end display screen is connected with the main control end processing module and is used to show main control terminal video information that produce or that receive; Said main control end load module is connected with the main control end processing module and is used for receiving input, and the video information of said generation and the input of said reception send to controlled terminal through said server.Said controlled terminal comprises controlled end processing module, controlled end display screen and controlled end load module; Said controlled end display screen is connected with the controlled end processing module and is used to show controlled terminal video information that produce or that receive; Said controlled end load module is connected with the controlled end processing module and is used for receiving input, and the video information of said generation and the input of said reception send to main control terminal through said server; Said controlled terminal also receives the control signal from main control terminal of said server forwards, accepts the control of said main control terminal.
As a kind of improvement project, said main control terminal can receive the displaying contents of said controlled end display screen through said communication network, and shows said displaying contents at the main control end display screen; The main control end load module of said main control terminal can be used for revising the displaying contents of main control end display screen, and amended displaying contents can send to corresponding controlled terminal through said communication network, and shows said amended displaying contents at the controlled end display screen.
As a kind of improvement project; Said main control end load module and/or controlled end load module comprise handwriting input device and ultrasound wave receiver module; Said handwriting input device is equipped with the ultrasonic emitting module, and said ultrasound wave receiver module receives the ultrasonic signal of said ultrasonic emitting module and identifies the motion track of said handwriting input device.
As a kind of improvement project, said handwriting input device has nib, pressure switch and power supply, and said pressure switch is connected with said nib, power supply, ultrasonic emitting module, when said nib is pressed, connects said ultrasonic emitting module.
As a kind of improvement project; Said main control end load module and/or controlled end load module comprise handwriting input device and electromagnetic wave receiver module; Said handwriting input device is equipped with the electromagnetic wave transmitter module, the motion track that said electromagnetic wave receiver module is used to receive the electromagnetic wave signal of said electromagnetic wave transmitter module and identifies said handwriting input device.
As a kind of improvement project, said controlled terminal also comprises USB module and USB function handover module; Said USB module is connected with the controlled end processing module and can be connected to external unit through data line; Said USB function handover module is connected with said USB module and controlled end processing module, is used for memory device or the input equipment of said controlled terminal as said external unit.
As a kind of improvement project, said information interaction system also comprises capture apparatus, the content of shooting that said main control terminal and said capture apparatus are communicated by letter and be connected and receive capture apparatus, and said content of shooting can send to said controlled terminal through said communication network.
As a kind of improvement project, said information interaction system also comprises projector equipment or the external display that is connected with said main control terminal, and said projector equipment or external display are used for projection or show the displaying contents of main control end display screen.
The present invention also provides a kind of information interacting method, and this information interacting method may further comprise the steps: main control terminal is through the communication network logon server; Controlled terminal is through the network service logon server; The displaying contents of the controlled end display screen of controlled terminal sends to main control terminal through server; Main control terminal receives said displaying contents, and shows at the main control end display screen of main control terminal; Controlled terminal receives user's input, revises the displaying contents of controlled end display screen according to user's input, and through server amended displaying contents is sent to main control terminal; Main control terminal receives said amended displaying contents, and shows at the main control end display screen of main control terminal; Main control terminal is accepted user's input, revises the displaying contents of main control end display screen according to user's input, and through server amended displaying contents is sent to controlled terminal; Controlled terminal is accepted said amended displaying contents, and shows at the controlled end display screen.
As a kind of improvement project, controlled terminal sends in the process of information to main control terminal through server, and said server judges whether main control terminal is online, if online, just said information is transmitted to main control terminal; If not online, just preserve said information, and after main control terminal is landed, said information is sent to main control terminal.
Embodiment of the present invention, mutual both sides can realize two-way interactive, and revise displaying contents confession the other side at any time and see, can be used for teaching field and realize E-learning.
[description of drawings]
Fig. 1 is the synoptic diagram of the information interaction system that provides of the present invention's one instance;
Fig. 2 is the structured flowchart of the controlled terminal that provides of the present invention's one instance;
Fig. 3 is the synoptic diagram of the input media that provides of the present invention's one instance;
Fig. 4 is the synoptic diagram of the input media that provides of another instance of the present invention;
Fig. 5 is the partial information interaction flow of information interaction system of the present invention.
[embodiment]
With reference to figure 1, the information interaction system that present embodiment provides comprises server 10, main control terminal 20, projector equipment 21 and a plurality of controlled terminal 30, and server 10, main control terminal 20 and controlled terminal 30 all have mixed-media network modules mixed-media, realizes intercommunication through communication network.In the present embodiment, this communication network is a WLAN, still, should recognize, communication network also can be Metropolitan Area Network (MAN), wide area network, perhaps other forms of cable network or wireless network.This information interaction system is particularly useful for teaching field, therefore, in the following description, is that example is described with the use of teaching field.
Server 10 is equipped with Database Systems and corresponding service routine, and Database Systems have user profile, for system provides user rs authentication, user authority management and data distribution control function.
The equipment that main control terminal 20 is used as the teacher can be connected to communication network and communicates by letter with server 10 through the main control end mixed-media network modules mixed-media, transmits control signal to controlled terminal 30 through server 10, to realize that control is with mutual.
The equipment that controlled terminal 30 is used as the student can be connected to communication network and communicate by letter the control signal from main control terminal 10 that reception server 10 is transmitted with server 10 through the controlled end mixed-media network modules mixed-media.
With reference to figure 2, controlled terminal 30 comprises central processing module 41, memory module 42, display module 43, serial line interface 44 and mixed-media network modules mixed-media 45 thereof, power module 46, function button module 47, load module 48 etc.Wherein, power module 46 has the output terminal of a plurality of different voltages, is connected respectively to above-mentioned each module, for above-mentioned each module provides power supply.The display screen of display module (that is, the controlled end display screen) can be a touch-screen, is connected to CPU module 41, show the content of CPU module 41 outputs, and the input signal that will on touch-screen, sense is sent to CPU module 41.In this instance, function button module 47 comprises 5 function buttons: preservation, enquirement, page turning forward, page turning backward and add page or leaf.Preserve button and be used to preserve current, put question to button to be used for asking a question, page turning forward, page turning backward and add the page management operation that page or leaf is used for present displayed content to teacher's main control terminal 20 just in content edited.Memory module 42 can use the TF flash card as storer, links to each other with CPU module 41 through bus.Preferably, controlled terminal 30 surfaces are provided with the TF draw-in groove, make things convenient for the user to change the TF card.Serial interface module 44 is used to provide mixed-media network modules mixed-media 45 needed serial ports, and mixed-media network modules mixed-media 45 is connected to central processing module 41 through serial ports, and central processing module 41 is through serial ports Control Network module 45 and transceiver network data.Built-in handwriting input module 48 provides the ability of student's handwriting input.
The user can be through special-purpose handwriting input device 31 input contents, and controlled terminal 30 receives user's input and sends user's input through server 10 to main control terminal 20, thereby realizes two-way interactive.
With reference to figure 3, handwriting input device 31 can be the ultrasound wave pen, also can be time writer.In this scheme, the load module 48 of controlled terminal 30 comprises: handwriting input device 31, and handwriting input device 31 is equipped with ultrasonic emitting module 51; Be installed to the ultrasound wave receiver module 52 of controlled terminal 30, be used to receive the ultrasonic signal of ultrasonic emitting module.Ultrasound wave receiver module 52 is connected to processing module 41, and processing module 41 goes out the motion track of handwriting input device 31 according to the change calculations of ultrasonic signal, and shows motion track at the controlled end display screen, thereby realizes handwriting input.Preferably, handwriting input device 31 has nib, pressure switch and power supply, and pressure switch is connected with nib, power supply, ultrasonic emitting module, when nib is pressed, connects the ultrasonic emitting module.
With reference to figure 4, handwriting input device 31 can be a time writer,, realizes input through time writer and magnetic board that is.In this scheme, the load module 48 of controlled terminal 30 comprises: handwriting input device 31, and handwriting input device 31 is equipped with electromagnetic wave transmitter module 61; Be installed to the electromagnetic wave receiver module 62 of controlled terminal 30, be used to receive the electromagnetic wave signal of electromagnetic wave transmitter module.Electromagnetic wave receiver module 62 is connected to processing module 41, and processing module 41 goes out the motion track of handwriting input device 31 according to the change calculations of electromagnetic wave signal, and shows motion track at the controlled end display screen, thereby realizes handwriting input.Preferably, handwriting input device 31 has nib, pressure switch and power supply, and pressure switch is connected with nib, power supply, electromagnetic wave transmitter module, when nib is pressed, connects the electromagnetic wave transmitter module.
The structure of the structure of main control terminal 20 and controlled terminal 30 is similar, can on common computer, realize.
Preferably, teacher and each student have the username and password of oneself, on the server in the data in store these information be used for authentication, roll-call, test etc.Through scene commonly used the present invention is set forth below.
Native system has been realized the classroom and has been answerred questions two big major functions.Interactive information flow process below in conjunction with shown in Figure 5 is described.
One, classroom function
(1) the classroom function is by pattern analysis
1. pattern is reviewed one's lessons in the classroom
Acquiescence was under the pattern of reviewing one's lessons after Faculty and Students used main control terminal 20, controlled terminal 30 to land respectively.Reviewing one's lessons under the pattern, each student has an one's own electronic whiteboard, and the content of this electronic whiteboard can be presented on the display screen (that is controlled end display screen) of controlled terminal.The student can utilize handwriting input device on paper, to write, and realizes the editor to electronic whiteboard.The content of this electronic whiteboard can send to main control terminal 20 through communication network.The teacher can arrive each student's electronic whiteboard by real time inspection through the display screen (that is main control end display screen) of main control terminal 20.The teacher can be provided with its content for specifying student's electronic whiteboard arbitrarily, and through mouse or handwriting input device, the teacher can also make amendment to any student's electronic whiteboard, for example annotates and comments on.Main control terminal 20 can also send to corresponding controlled terminal 30 with amended displaying contents through communication network.
Preferably, in browsing and monitor student's electronic whiteboard process, teacher does not send to student's controlled terminal in the page turn over operation of main control terminal to teacher through main control terminal, does not operate at controlled terminal so do not influence the student; Otherwise student's page turn over operation does not send to student's controlled terminal yet, so can not have influence on teacher.But the correcting then and there and browse of teacher, student's input then and there, to revise be to pass to the other side in real time, to keep the consistance of content.Like this, teacher can not interrupt operation of students, and can realize the man-to-man conversation by writing of staying calm and collected of teachers and students again.Further, teacher's person's handwriting color is different with student's person's handwriting color.Implement this cover system; Teacher can grasp student's situation the very first time when group exercises, accomplishes to have a well-though-out plan for the classical courseware of commenting on after a few minutes, needn't look like traditional way; Going to other the bending of student's desk visits; Both inconvenient notice of also having disperseed the student, and be difficult to see clearly Chu, efficient is low again.
2. classroom group discussion pattern
The teacher can divide into groups arbitrarily to the student according to the needs of oneself.After getting into group mode, there is a group electronic whiteboard in each group, and same group student shares this part group blank, and at this time, demonstration and editor's electronic whiteboard is the group electronic whiteboard that the student is under the jurisdiction of on student's the controlled terminal 20.With to review one's lessons pattern the same; The teacher can be through the electronic whiteboard of main control end display screen real time inspection to each group; The teacher can be provided with its content for any electronic whiteboard of designated groups, and through mouse or handwriting input device, the teacher can also make amendment or annotates and comments on any group electronic whiteboard.
3. displaying pattern
The projector equipment 21 that comprises in the system can be projector, large screen display or interactive electric whiteboard etc.; The certain content that is used for projection or demonstration main control end display screen can be seen by the full classmate of class just as being presented at blackboard by projection or content displayed easily.Reviewing one's lessons under pattern or the group mode, the teacher can be transferred to Xiang Quanban classmate demonstration in the projector equipment with the content of any electronic whiteboard at any time, has at this moment just got into the displaying pattern.Under the displaying pattern; The teacher still can utilize mouse or handwriting input device that the electronic whiteboard of showing is made amendment, annotated and commented on, and the owner of the electronic whiteboard of being showed (owner of group electronic whiteboard is this group school) also can make amendment to the electronic whiteboard of showing through handwriting input device built-in in student's hardware terminal.
In the traditional teaching mode; The information of group discussion belongs to simulation, the panel discussion process and as a result teacher be difficult to instant the participation or monitoring, the mode of displaying is also copied on the big paper of plate or a slice nothing more than; Be difficult to equally keep or share reach propagation, comment on also inconvenient.The present invention has dynamically solved the digitizing of elaboration in the mutual classroom and has shared and investigation and the digital achievement of instant formation.
4. test pattern
After getting into the test pattern, the teacher is handed down to each controlled terminal 30 through main control terminal 20 with the test topic.Test question and model answer thereof can be pre-existing in the storer (that is, the main control end storer) of main control terminal 20, also can be edited from the tape editor scene with native system by the teacher.Comprised answer in the test topic, but can not see to the student.Preferably, main control terminal 20 has test module, and test module sends to controlled terminal through communication network with the test topic, and the regulation test time.After the student received the test topic, answer sheet can appear in the controlled end display screen, and the prompting student carries out answer and selects.The student submits answer to after accomplishing answer; The answer meeting sends to teacher's main control terminal 20 through server, the answer that submit at the test module receiving slave terminal of main control terminal 20, and comparison controlled terminal answer and the model answer submitted to; Provide the student and test score, and upgrade statistical information.The teacher can view each student's the answer statistics and the answer statistical information of each problem.After the test time arrived, if the student does not also hand in an examination paper, hardware terminal can be handed in an examination paper by force, and uncompleted exercise question all can be with 0 divisional processing.
Preferably, main control terminal can also be added automatic playing module, so that automatically play content in enormous quantities.For example, this automatic playing module is play the predetermined page automatically according to user (teacher) input, and each page is showed the preset time; Preset Time is play one page down automatically to the back.
(2) the classroom function is pressed the function point analysis
1. electronics is logined electronics roll-call function
Student and teacher have the unique username and password of oneself, and the username and password of oneself all need be provided when student and teacher login.Can carry out electronics after teacher's login and call the roll, electronics roll-call function comprises the steps:
A) student and teacher sign in to system with controlled terminal 30, main control terminal 20 respectively
B) teacher initiates electronics roll-call function through main control terminal 20
C) server is called the roll electronics to order and is sent to the controlled terminal 30 that listed each student uses
D) controlled terminal 30 used of student receives that the order back of calling the roll shows the roll-call interface, and the prompting student clicks affirmation
E) student clicks to confirm to accomplish and calls the roll, and the controlled terminal 30 that the student uses sends the roll-call confirmation to server
F) server is added up the roll-call result, and the result is sent to teacher's main control terminal 20
G) teacher's main control terminal 20 receives that being shown to the teacher after the roll-call statistics that server sends checks
2. teacher's screen has following characteristic to student's synchronized broadcast function
The teacher can show complete all classmates of class through projector equipment with the electronic whiteboard content of oneself.Show that the back teacher can edit through load module, the display synchronization of projector equipment is beginning teacher's ongoing editor more, desert in order to prevent student's thought, this moment the student with blank screen, this feature operation step is following with the hardware terminal screen:
A) teacher utilizes handwriting input device or mouse that the electronic whiteboard of oneself is edited
B) teacher clicks the electronic whiteboard of main control end display screen " displaying " menu and selection oneself
C) teacher's main control terminal 20 is transferred to the content of own blank on the projector equipment and is shown
D) teacher's main control terminal 20 is sent " displaying blank " order and is given server, and the content of subsidiary teacher's blank and link information
E) server sends the controlled terminal 30 that " displaying blank " order uses for each student, and the content of subsidiary teacher's blank and link information
F) student's controlled terminal 30 enters into the displaying pattern after receiving " displaying blank " order, and with oneself screen blank screen
3. exemplary demo function
The teacher can view the electronic whiteboard of each student or each group, and can select to utilize projector equipment to show it, and the Xiang Quanban classmate shows.This feature operation step is following:
A) teacher clicks main control end display screen " displaying " menu and selects certain to review one's lessons blank and perhaps organize blank
B) teacher's main control terminal 20 will choose the content of showing blank to be transferred to demonstration on the projector equipment 21
C) teacher's main control terminal 20 is sent " displaying blank " order and is given server, and subsidiary content and the link information of choosing blank
D) server sends the controlled terminal 30 that each student is given in " displaying blank " order, and subsidiary content and the link information of choosing blank
G) student's controlled terminal 30 enters into the displaying pattern after receiving " displaying blank " order; Own screen blank displaying contents is updated to blank content subsidiary in the order; And set up network and is connected with showing blank according to the link information of subsidiary blank in the order, realization is renewal synchronously.
4. electronics quiz function
Electronics quiz function step is following:
A) teacher issues test topic (comprising correct option in advance) through main control terminal 20 to the student
B) student's controlled terminal 30 demonstrates answer sheet at the controlled end display screen after receiving test item, and the student imports the answer of oneself on controlled terminal 30, accomplish the back and submit to answer to arrive server, if the test time to hand in an examination paper by force
C) server receives that the student submits the main control terminal 20 that is transmitted to the teacher after the answer to
D) teacher's main control terminal 20 is declared volume through the correct option of input in advance after receiving student's answer, and upgrades statistical information and supply the teacher to check.
Under the test pattern, for the exercise question with model answer (for example multiple-choice question), native system can realize declaring automatically volume, and statistics, analysis automatically, for example, and the accuracy of each problem of statistics and analysis.
Under the topic of the filling a vacancy pattern, the student can accomplish the topic question-answering paper of filling a vacancy with controlled terminal.Under the topic pattern of filling a vacancy, with reference to former topic, finish writing topic number, and to the room numbering of nominal, make the content of filling a vacancy, editorial afterword is submitted on teacher's the main control end 20 on the paper.The module of filling a vacancy of teacher's main control end can be handled and receive that the question-answering paper information and including in of filling a vacancy is corrected, answer and data base administration flow process.
5. electronics is putd question to function
The student can utilize handwriting input device on paper, to write problem and problem is submitted to the teacher except that testting after utilizing the controlled terminal 30 of oneself to land at any time, and the teacher can view the problem that the student submits on the main control terminal 20 of oneself.Its treatment step is following:
A) student's controlled terminal 30 gets into the problem edit pattern
B) student writes problem content through handwriting input device 31 on paper
C) student accomplishes and writes back click affirmation, and student's controlled terminal 30 can send to server with problem
D) server is received the main control terminal 20 that is transmitted to the teacher after the student submits a question
E) teacher's main control terminal 20 is sent prompting to the teacher after receiving the problem that the student proposes, and the teacher can view the problem that the student proposes
6. file issues function
The teacher can select any file in the main control end storer to be issued to the main control terminal 30 that each student uses through network, after the controlled terminal 30 that the student uses is received and issued the documents document storage is arrived the controlled end storer.Preferably, the controlled terminal 30 of this instance also comprises USB function handover module 49 and USB module 50 thereof.Controlled 30 terminals can be connected on the computing machine through the USB line, and at this time controlled terminal 30 both can be used as USB flash disk and has been connected to computing machine, also can be used as handwriting input device and are connected to computing machine, are accomplished the selection of function by USB function handover module 49.USB module 50 is responsible for handling being connected of built-in handwriting input modules and CPU module, and being connected of USB line and computing machine passed through at the terminal.
Controlled terminal 30 is connected to computer as USB flash disk, and the student can be through browsing the file that the teacher issues on the computer.Its treatment step is following:
A) teacher selects to issue the documents function
B) teacher selects the file that need issue, click confirm after, main control terminal 20 sends to server with fileinfo and data
C) server is forwarded to each student's controlled terminal 30 with it after receiving fileinfo and data
D) student's controlled terminal 30 is stored in it in its built-in storage space after receiving fileinfo and data
7. blackboard camera function
This system can also be equipped with for example IP Camera of capture apparatus, and teacher's main control terminal 20 can also utilize IP Camera that blackboard is taken pictures at any time, issues the student to photo then, can save the time that the student records the note like this, and its treatment step is following:
A) teacher selects camera function through main control terminal 20
B) link information of teacher's fan-in network camera (IP address, port, username and password) is clicked and is confirmed
C) teacher's main control terminal 20 is initiated the network of IP Camera is connected according to the IP Camera link information
D) if the network connection failure provides prompting, forward step B to
E) after the network successful connection in teacher's main control end display screen display network camera preview
F) teacher clicks the button of taking pictures in due course
G) teacher's main control terminal 20 is sent photographing command to IP Camera
H) IP Camera is taken pictures after receiving photographing command, and returns to teacher's main control terminal 20 to photo
I) teacher's main control terminal 20 displays it after receiving the photo that IP Camera sends, and the prompting teacher does whether issue affirmation
J) if the teacher selects not forward step F to
K) if to select be that teacher's main control terminal 20 sends to server with picture data to the teacher
L) server is forwarded to each student's controlled terminal 30 with it after receiving picture data
M) student's controlled terminal 30 is stored in it in its storage space after receiving photographic intelligence
Two, the function of answering questions
The function of answering questions that can the start-up system support after student and the teacher login.Online question-answering one to one that system's support is real-time and the asynchronous off-line function of answering questions.
(1) the answer questions foundation of chamber
Answering questions the chamber can be by the operator of answering questions according to various condition frees foundation such as grade, subject, zone, total number of persons.The different chambers of answering questions has the different teachers that answers questions, and different expenses standards can be formulated in the different chambers of answering questions.
Can view the concrete condition of each chamber of answering questions after the student lands, select to get into the different chambers of answering questions according to the needs of oneself.
(2) operation flow of answering questions
The student enters into the chamber of answering questions to this that just can ask a question behind the selected chamber of answering questions.
The problem that proposes is divided into two big types: online problem and off-line problem.The answer mode of online problem is set up man-to-man be connected with teacher through network for the student, the sound of hearing the other side that both sides can be real-time, sees the other side's video, writes at the enterprising running hand of electronic whiteboard simultaneously; When the answer mode of off-line problem is answered a question for teacher; Sound explanation, video image and teacher the writing on electronic whiteboard of teacher when answering can be recorded down by system; Generate an answer video file and send to the student automatically, the student just can receive teacher's answer and plays back at the back of reaching the standard grade next time.
Its online problem of not answered will be deleted at once after the student logged off, and the off-line problem then can keep always, and teacher can check and make the off-line answer, can receive his answer of the line problem of lifting from before in the time of student's login system next time.
When asking a question, the student just can select the type of problem; Also translation type at any time after problem proposes; If also have online problem to be answered by teacher when the student logs off, whether system inquiry student automatically converts the online problem of not answered to the off-line problem.
Teacher's login system also need select its chamber of answering questions that can get into, and which teacher can advance and answer questions the chamber by the operator's setting of answering questions.Teacher can browse to current indoor all on-line problem and the off-line problem of answering questions after getting into the chamber of answering questions.Teacher is from beginning the problem of browsing to confirming to need a process of examining topic before the answer; Answered by other teachers for fear of teacher's this exercise question in careful topic process; System provides the function of lockout issue; Teacher can lock this problem when examining topic, problem is locked other teachers of back just can not make answer.The problem locking has time default timeout, does not confirm this problem is made answer or release if a problem is locked back this teacher in official hour by certain teacher, and system can be automatically with this problem release.
For raising the efficiency; System supports that the student proposes a plurality of online problems; But can only carry out the answer of online problem owing to student's synchronization with a teacher; So a plurality of online problem that proposes as student is chosen when answering by a plurality of teachers simultaneously, just has conflict, tutoring system of the present invention solves this problem through waiting list.Suppose that student A has proposed online problem 1 and problem 2; This time, teacher B proposed to answer a question 1, and student A and teacher B will get in the online question-answering process so, and this time, teacher C proposed the problem 2 of answer student A; But because student A answers questions with teacher B; So system can put into problem 2 automatically in the waiting list of teacher C and go, when system discovery student A and teacher C were idle simultaneously, system can arrange them to carry out the answer of problem 2 at once.Problem 2 is behind the waiting list that gets into teacher C, and other teachers also can not select to answer this problem.
If the problem that teacher selects to answer is online problem; System can send an inquiry (auditory tone cues is arranged simultaneously) to student side earlier; To guarantee that the student is just before the terminal this moment; The student beginning back system that confirms to answer questions can set up man-to-man connection through network, the sound of hearing the other side that both sides can be real-time, see the other side video, write at the enterprising running hand of electronic whiteboard simultaneously; If what teacher selected to answer is the off-line problem, system can start video recording system, and sound explanation, video image and teacher the writing on electronic whiteboard of record when teacher answers down generates one and answer video file and send to the student automatically.
Embodiment of the present invention, off-line and online question-answering can seamlessly make server beyond the clouds up, help the time of striding, stride the allocation of space teaching resource, help providing the utilization rate of resource.
(3) evaluation of answering questions
In the time of each online question-answering, the student can record a video the whole process of answering questions with teacher's client automatically, and in this machine of being kept at, can have access at any time later on.Answer questions at every turn finish after, system all can require the student that this is answerred questions and provide a scoring with as checking and rating.The operator of answering questions can check and rate teacher's the quality of answering questions according to this scoring.Dissatisfied the answering questions of teacher of student also can submit to the video recording of answering questions to complain.
In sum; One of value of the present invention is exactly personalized learning information, changes into digital quantity then and there with scientific and technological means, makes it to realize the intelligent data management function; Promptly can carry out digital information processing to it thereupon, realize real digital information teaching and management.In this case, the digit recognition of written information is a primary link of realizing the key of analog to digital with handling on the paper or on the plate, is equivalent to information acquisition of teachers and students' individualized teaching and digitized processing link, is the information source of the empty information interaction of true time.Add teachers and students and all be equipped with the data terminal and the high in the clouds data, services of real-time interaction, make interactive teaching become a reality.
In the e-schoolbag; Job information is the most hard to manage, value is also the highest, because its reflection is this Students'learning situation, this just is closely related most with teaching; One of key link that the reading of electronics textbook is just learnt; And the traditional advantage of papery textbook part neither flat-type electricity paper book equipment can be substituted quickly, just as interactive electronic white board can not replace traditional blackboard quickly, even they can complement each other in long-term co-existence.So the present invention has the contribution of core to the value of e-schoolbag.It also is substance contribution to the school information teaching.
For the person of ordinary skill of the art, under the prerequisite that does not break away from the present invention's design, can also make some distortion and improvement, these all belong to protection scope of the present invention.Therefore, the protection domain of patent of the present invention should be as the criterion with accompanying claims.
Claims (10)
1. information interaction system, said information interaction system comprises server, main control terminal and controlled terminal, said main control terminal and controlled terminal can pass through communication network and said server communication, it is characterized in that:
Said server comprises the server end database that is used for storing subscriber information;
Said main control terminal comprises main control end processing module, main control end display screen and main control end load module; Said main control end display screen is connected with the main control end processing module and is used to show main control terminal video information that produce or that receive; Said main control end load module is connected with the main control end processing module and is used for receiving input, and the video information of said generation and the input of said reception send to controlled terminal through said server;
Said controlled terminal comprises controlled end processing module, controlled end display screen and controlled end load module; Said controlled end display screen is connected with the controlled end processing module and is used to show controlled terminal video information that produce or that receive; Said controlled end load module is connected with the controlled end processing module and is used for receiving input, and the video information of said generation and the input of said reception send to main control terminal through said server; Said controlled terminal also receives the control signal from main control terminal of said server forwards, accepts the control of said main control terminal.
2. information interaction system according to claim 1 is characterized in that:
Said main control terminal can receive the displaying contents of said controlled end display screen through said communication network, and shows said displaying contents at the main control end display screen;
The main control end load module of said main control terminal can be used for revising the displaying contents of main control end display screen, and amended displaying contents can send to corresponding controlled terminal through said communication network, and shows said amended displaying contents at the controlled end display screen.
3. information interaction system according to claim 2; It is characterized in that; Said main control end load module and/or controlled end load module comprise handwriting input device and ultrasound wave receiver module; Said handwriting input device is equipped with the ultrasonic emitting module, and said ultrasound wave receiver module receives the ultrasonic signal of said ultrasonic emitting module and identifies the motion track of said handwriting input device.
4. information interaction system according to claim 3; It is characterized in that; Said handwriting input device has nib, pressure switch and power supply, and said pressure switch is connected with said nib, power supply, ultrasonic emitting module, when said nib is pressed, connects said ultrasonic emitting module.
5. information interaction system according to claim 2; It is characterized in that; Said main control end load module and/or controlled end load module comprise handwriting input device and electromagnetic wave receiver module; Said handwriting input device is equipped with the electromagnetic wave transmitter module, the motion track that said electromagnetic wave receiver module is used to receive the electromagnetic wave signal of said electromagnetic wave transmitter module and identifies said handwriting input device.
6. information interaction system according to claim 2 is characterized in that, said controlled terminal also comprises USB module and USB function handover module; Said USB module is connected with the controlled end processing module and can be connected to external unit through data line; Said USB function handover module is connected with said USB module and controlled end processing module, is used for memory device or the input equipment of said controlled terminal as said external unit.
7. according to any described information interaction system in the claim 2 to 6; It is characterized in that; Said information interaction system also comprises capture apparatus; The content of shooting that said main control terminal and said capture apparatus are communicated by letter and be connected and receive capture apparatus, said content of shooting can send to said controlled terminal through said communication network.
8. information interaction system according to claim 7; It is characterized in that; Said information interaction system also comprises projector equipment or the external display that is connected with said main control terminal, and said projector equipment or external display are used for projection or show the displaying contents of main control end display screen.
9. an information interacting method is characterized in that, may further comprise the steps:
Main control terminal is through the communication network logon server;
Controlled terminal is through the network service logon server;
The displaying contents of the controlled end display screen of controlled terminal sends to main control terminal through server;
Main control terminal receives said displaying contents, and shows at the main control end display screen of main control terminal;
Controlled terminal receives user's input, revises the displaying contents of controlled end display screen according to user's input, and through server amended displaying contents is sent to main control terminal;
Main control terminal receives said amended displaying contents, and shows at the main control end display screen of main control terminal;
Main control terminal is accepted user's input, revises the displaying contents of main control end display screen according to user's input, and through server amended displaying contents is sent to controlled terminal;
Controlled terminal is accepted said amended displaying contents, and shows at the controlled end display screen.
10. information interacting method according to claim 9 is characterized in that, controlled terminal sends in the process of information to main control terminal through server, and said server judges whether main control terminal is online, if online, just said information is transmitted to main control terminal; If not online, just preserve said information, and after main control terminal is landed, said information is sent to main control terminal.
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