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CN103581135B - Digital white boards, client and network-side - Google Patents

Digital white boards, client and network-side Download PDF

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Publication number
CN103581135B
CN103581135B CN201210271641.1A CN201210271641A CN103581135B CN 103581135 B CN103581135 B CN 103581135B CN 201210271641 A CN201210271641 A CN 201210271641A CN 103581135 B CN103581135 B CN 103581135B
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unit
information
teaching
client
network
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CN103581135A (en
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孔军
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Shanghai Kuanglong Digital Polytron Technologies Inc
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Shanghai Kuanglong Digital Polytron Technologies Inc
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Abstract

A kind of digital white boards, client and network-side.The digital white boards, including network-side and an at least client, the client include:Request unit and display unit;The network-side includes:Resources bank, resolution unit, call unit and transmitting element;Wherein, the request unit, for sending call request to the network-side;The display unit, for showing teaching white board;The resources bank, for storing education informations;The resolution unit, for parsing the call request, obtain and call object;The call unit, for calling education informations corresponding with the calling object in the resources bank;The transmitting element, for education informations corresponding with the calling object to be sent to the client;The display unit is additionally operable to include the education informations on the teaching white board.Technical scheme realizes the interaction of education informations between different clients, provide the user very big facility.

Description

Digital white board, client and network terminal
Technical Field
The invention relates to the technical field of computers, in particular to a digital whiteboard, a client and a network terminal.
Background
With the continuous development of digital display technology, electronic whiteboards become essential in multimedia classrooms of primary and middle schools, kindergartens and the like. Electronic whiteboards are favored by educational practitioners through their good interactivity and perfect digital presentations.
Existing digital whiteboards typically include electronic whiteboards, computers, projectors, inductive pens, and the like. The electronic whiteboard is connected with the computer, and the projector is used for projecting the contents in the computer onto the electronic whiteboard. The user acts on the electronic whiteboard through the induction pen to perform corresponding operation on the computer, so that man-machine interaction is realized. For example: the teacher can directly select and call courseware stored in the computer on the electronic whiteboard through the induction pen so as to display the courseware on the electronic whiteboard for teaching, and the teacher can also annotate, edit, store and the like the content displayed on the electronic whiteboard through the induction pen.
However, with the existing digital whiteboard, the courseware called by the teacher during the teaching process is usually the courseware stored locally which has been edited by the teacher, and generally, the courseware stored locally is usually the courseware of a school or a region. The resources of the digital whiteboard are limited, and if a teacher wants to call courseware in other areas in the course of lecturing, the requirements of the conventional digital whiteboard cannot be met. In addition, in the course of making courseware, if no courseware available locally, the teacher needs to search for a suitable courseware on the internet, which brings great inconvenience to the teacher. And the existing digital white board can not realize the interaction of teaching information between different areas or schools, and is not beneficial to the development of education career.
In addition, when teaching is performed by using the existing digital whiteboard, the courseware demonstrated by the whiteboard usually is multimedia courseware edited in advance, such as: ppt, though the teacher can edit and annotate the teaching process, students can only listen and see the teaching process and cannot interact with the teacher, and a good teaching effect cannot be achieved.
Therefore, how to provide a digital whiteboard capable of realizing interaction of teaching information and providing convenience for teachers is one of the problems to be solved urgently at present.
Other related technologies related to electronic whiteboards can also be found in chinese patent application with publication number CN101441539, entitled electronic whiteboard system, input device, processing device and processing method.
Disclosure of Invention
The invention solves the problem of providing a digital whiteboard which can realize the interaction of teaching information and provide convenience for teachers.
In order to solve the above problems, the present invention provides a digital whiteboard, comprising: the system comprises a network terminal and at least one client terminal, wherein the client terminal comprises: a request unit and a display unit; the network side comprises: the system comprises a resource library, an analysis unit, a calling unit and a sending unit; wherein,
the request unit is used for sending a calling request to the network terminal;
the display unit is used for displaying the teaching white board;
the resource library is used for storing teaching information;
the analysis unit is used for analyzing the calling request to obtain a calling object;
the calling unit is used for calling the teaching information corresponding to the calling object in the resource library;
the sending unit is used for sending the teaching information corresponding to the calling object to the client;
the display unit is also used for displaying the teaching information on the teaching whiteboard.
Optionally, the client further includes:
and the editing unit is used for editing the teaching information and sending the edited teaching information and the client information to the network terminal, wherein the client information comprises user identity information.
Optionally, the network further includes:
the setting unit is used for setting authority for the teaching information sent by the client;
and the issuing unit is used for issuing the teaching information sent by the client based on the authority.
Optionally, the setting unit sets an authority for the teaching information sent by the client based on the user identity information.
Optionally, the client information further includes permission information, and the setting unit sets the permission of the teaching information sent by the client based on the permission information.
Optionally, the network further includes:
and the prompting unit is used for sending prompting information to the client based on the user identity information.
Optionally, the invoking request includes user identity information, and the network further includes:
and the verification unit is used for verifying the user identity information and controlling the calling unit to call the teaching information corresponding to the calling object in the resource library after the user identity information passes the verification.
Optionally, the network further includes:
and the classification unit is used for classifying the teaching information in the resource library.
Optionally, the client further includes: an input unit and at least one functional unit,
the input unit is used for acquiring an instruction input by a user through the teaching whiteboard and generating a trigger signal for triggering the corresponding functional unit to operate;
the display unit is also used for displaying the operation result of the functional unit on the teaching whiteboard.
Optionally, the client further includes:
the identification unit is used for identifying user identity information so that a display unit can display a function control corresponding to the user identity information on the teaching whiteboard, and the function control corresponds to the function unit.
Optionally, the call object includes: at least one of teaching plan, courseware, material and test question; the teaching information comprises at least one of teaching plan content, courseware content, material content and test question content.
In order to solve the above problem, the present invention further provides a client, including: a request unit and a display unit, wherein,
the request unit is used for sending a calling request to a network terminal;
the display unit is used for displaying the teaching white board;
the client receives the teaching information sent by the network terminal, and the display unit is further used for displaying the teaching information on the teaching white board.
Optionally, the client further includes:
and the editing unit is used for editing the teaching information and sending the edited teaching information and the client information to the network terminal, wherein the client information comprises user identity information.
Optionally, the client further includes: an input unit and at least one functional unit,
the input unit is used for acquiring an instruction input by a user through the teaching whiteboard and generating a trigger signal for triggering the corresponding functional unit to operate;
the display unit is also used for displaying the operation result of the functional unit on the teaching whiteboard.
Optionally, the client further includes:
the identification unit is used for identifying user identity information so that a display unit can display a function control corresponding to the user identity information on the teaching whiteboard, and the function control corresponds to the function unit.
In order to solve the above technical problem, the present invention further provides a network end communicating with the client, including: a resource library, a parsing unit, a calling unit and a sending unit, wherein,
the resource library is used for storing teaching information;
the analysis unit is used for analyzing the calling request sent by the client to obtain a calling object;
the calling unit is used for calling the teaching information corresponding to the calling object in the resource library;
and the sending unit is used for sending the teaching information corresponding to the calling object to the client.
Optionally, the client sends the teaching information and the client information to the network, where the client information includes user identity information, and the network further includes:
the setting unit is used for setting authority for the teaching information sent by the client;
and the issuing unit is used for issuing the teaching information sent by the client based on the authority.
Optionally, the setting unit sets an authority for the teaching information sent by the client based on the user identity information.
Optionally, the client information includes permission information, and the setting unit sets the permission of the teaching information sent by the client based on the permission information.
Optionally, the network side further includes:
and the prompting unit is used for sending prompting information to the client based on the user identity information.
Optionally, the invoking request includes user identity information, and the network further includes:
and the verification unit is used for verifying the user identity information and controlling the calling unit to call the teaching information corresponding to the calling object in the resource library after the user identity information passes the verification.
Optionally, the network side further includes:
and the classification unit is used for classifying the teaching information in the resource library.
Optionally, the call object includes: at least one of teaching plan, courseware, material and test question; the teaching information comprises at least one of teaching plan content, courseware content, material content and test question content.
Compared with the prior art, the technical scheme of the invention has the following advantages:
the method comprises the steps that a calling request is sent to a network terminal through a request unit of a client terminal, the calling request is analyzed through an analysis unit of the network terminal to obtain a calling object, and then teaching information corresponding to the calling object and stored in a resource library of the network terminal is sent to the client terminal through a sending unit of the network terminal, so that interaction of the teaching information among different client terminals is achieved, and great convenience is brought to users.
The editing unit of the client can correspondingly edit the acquired teaching information and upload the information to the network side to update the teaching information stored in the resource library, so that the teaching information of the network side is enriched, and the interaction of the teaching information is facilitated.
The setting unit of the network end sets the authority for the teaching information sent by the client end, and the issuing unit issues the teaching information based on the authority, so that the teaching information sent by each client end is managed by the network end, the client end is facilitated to acquire the latest teaching information in time, and the interaction of the teaching information is carried out.
And the prompting unit of the network side sends prompting information to the client side based on the user identity information so as to ensure that the client side can acquire the latest teaching information at the first time, thereby being beneficial to improving the teaching quality of the client side and realizing the management of the client side by the network side.
Drawings
Fig. 1 is a schematic structural diagram of a digital whiteboard according to a first embodiment of the present invention;
fig. 2 is a schematic structural diagram of a digital whiteboard according to a second embodiment of the present invention;
fig. 3 is a diagram of a display example of a digital whiteboard according to a second embodiment of the present invention;
fig. 4 is a diagram of another display example of the digital whiteboard according to the second embodiment of the present invention.
Detailed Description
In order to make the aforementioned objects, features and advantages of the present invention comprehensible, embodiments accompanied with figures are described in detail below.
In the following description, specific details are set forth in order to provide a thorough understanding of the present invention. The invention can be implemented in a number of ways different from those described herein and similar generalizations can be made by those skilled in the art without departing from the spirit of the invention. Therefore, the present invention is not limited to the specific embodiments disclosed below.
As described in the background art, the conventional digital whiteboard cannot realize interaction of teaching information between different areas or schools, which brings inconvenience to teachers.
The inventor considers that a network connected with the clients can be established to realize the interaction of teaching information among the clients, and meanwhile, the network can be used for managing the clients.
Example one
Fig. 1 is a schematic structural diagram of a digital whiteboard according to a first embodiment of the present invention, and as shown in fig. 1, the digital whiteboard includes: a network 20 and at least one client 10, wherein the client 10 includes: a request unit 101 and a display unit 102; the network 20 includes: the resource library 201, the analysis unit 202, the calling unit 203 and the sending unit 204; wherein,
the request unit 101 is configured to send a call request to the network 20;
the display unit 102 is configured to display a teaching whiteboard;
the resource library 201 is used for storing teaching information;
the analysis unit 202 is connected to the request unit 101, and configured to analyze the call request and obtain a call object;
the calling unit 203 is connected to the resource library 201 and the parsing unit 202, and is configured to call teaching information corresponding to the called object in the resource library 201;
the sending unit 204 is connected to the calling unit 203, and is configured to send the teaching information corresponding to the calling object to the client 10;
the display unit 102 is connected to the sending unit 204, and is further configured to display the teaching information on the teaching whiteboard.
In this embodiment, the client 10 and the network 20 may transmit data (such as teaching information) in a wired manner, or may transmit data in a wireless manner. Such as: data between the client 10 and the network 20 can be transmitted in a point-to-point (P2P, Peer-to-Peer) transmission manner, so as to improve the data transmission efficiency and save bandwidth resources. Data between the client and the network can also be transmitted in a Wi-Fi (Wireless fidelity) manner, and data transmission manners such as an Asymmetric Digital Subscriber Line (ADSL), a fiber to the home (FTTP), a Local Area Network (LAN), a Wireless Local Area Network (WLAN), or an FTTP + LAN can also be used to transmit data between the client and the network. In this embodiment, the client 10 and the network 20 may also encrypt data in the transmission process to improve the security of data transmission.
In this embodiment, the client 10 and the network 20 may each include a communication interface (not shown in the figure) for implementing communication therebetween.
The display unit 102 may include a liquid crystal screen. The repository 201 may be an SQL database using Structured Query Language (SQL) as a database Language. The instructional information stored in the resource library 201 may include: at least one of teaching plan content, courseware content, material content and test question content.
The call object obtained by the parsing unit 202 includes: at least one of a teaching plan, a courseware, a material, and a test question. For example, if the call request sent by the request unit 101 is a communication principle courseware for calling a joss teacher, the parsing unit 202 parses the call request sent by the request unit 101 to obtain a call object of the "communication principle courseware for the joss teacher", and the call unit 203 calls teaching information corresponding to the "communication principle courseware for the joss teacher" in the resource library 201, and sends the communication principle courseware for the joss teacher to the client 10 through the sending unit 204. The display unit 102 of the client terminal 10 displays the received communication principle courseware of the wang thinking teacher on the teaching whiteboard.
The calling request is sent by the request unit of the client, and the teaching information corresponding to the calling request is sent to the client by the network, so that the interaction of the teaching information among different clients is realized.
In practical applications, the structure of the digital whiteboard can be richer to provide more convenience for each client, and the following detailed description is made on the digital whiteboard in conjunction with the embodiments.
Example two
Fig. 2 is a schematic structural diagram of a digital whiteboard according to a second embodiment of the present invention. For convenience of description, fig. 2 only illustrates that the digital whiteboard includes one client and the client includes one functional unit, and the number of the clients and the functional units in actual application depends on actual requirements.
As shown in fig. 2, the digital whiteboard includes: a network terminal 20 and a client terminal 10, wherein the client terminal 10 includes: requesting section 101, display section 102, editing section 103, input section 104, function section 105, and identifying section 106. The network 20 includes: resource library 201, parsing unit 202, calling unit 203, sending unit 204, setting unit 205, issuing unit 206, prompting unit 207, verifying unit 208 and classifying unit 209. The request unit 101 and the display unit 102 of the client 10, and the resource library 201, the parsing unit 202, the calling unit 203, and the sending unit 204 of the network 20 are similar to the request unit 101, the display unit 102, the resource library 201, the parsing unit 202, the calling unit 203, and the sending unit 204 in the first embodiment, and detailed descriptions thereof are omitted here. In this embodiment, the client 10 includes a communication interface, and the request unit 101, the display unit 102, and the editing unit 103 are all connected to the communication interface; the network 20 also includes a communication interface, and the sending unit 204, the setting unit 205, the prompting unit 207, and the verifying unit 208 are all connected to the communication interface. The communication between the client 10 and the network 20 is implemented based on respective communication interfaces.
The editing unit 103 is configured to edit teaching information, and send the edited teaching information and client information to the network side, where the client information includes user identity information;
the input unit 104 is configured to obtain an instruction input by a user through the teaching whiteboard, and generate a trigger signal for triggering the corresponding functional unit 105 to operate;
the display unit 102 is connected to the functional unit 105, and is further configured to display a result of the operation of the functional unit 105 on the teaching whiteboard.
The identifying unit 106 is connected to the display unit 102, and is configured to identify user identity information, so that the display unit 102 displays a function control corresponding to the user identity information on the teaching whiteboard, where the function control corresponds to the function unit 105.
The setting unit 205 is configured to set a right for the instructional information sent by the client 10;
the publishing unit 206, connected to the setting unit 205, is configured to publish the teaching information sent by the client 10 based on the authority;
the prompting unit 207 is configured to send prompting information to the client 10 based on the user identity information.
And the verification unit 208 is connected with the calling unit 203 and is used for verifying the user identity information and controlling the calling unit 203 to call the teaching information corresponding to the called object in the resource library 201 after the verification is passed.
And the classification unit 209 is connected with the resource library 201 and is used for classifying the teaching information in the resource library.
Each unit will be described below.
In this embodiment, the editing unit 103 may edit the local teaching information, or may correspondingly edit the teaching information called from the network 20, and store the edited teaching information locally or upload the edited teaching information to be stored in the repository 201 of the network 20. In addition, the editing unit 103 may also send client information, such as user identity information for editing the teaching information, to the network 20 in the process of sending the teaching information to the network 20, so that the network 20 manages the teaching information sent by users with different identities, and sets corresponding permissions for the teaching information sent by the user based on the different user identities.
The input unit 104 may be a multi-touch screen to facilitate a plurality of students to write on the teaching whiteboard at the same time. The function unit 105 corresponds to a function control, which is displayed on the display unit 102. When the user touches the function control, the instruction is input through the teaching whiteboard. The function control can be customized according to different requirements of a user.
The identification unit 106, after identifying the identity information of the user, may provide the function unit 105 corresponding to the identity thereof for use, or after the user identity information is identified and different users log in the digital whiteboard, the function controls displayed by the display unit 102 are different. For example: after a general user logs in the digital whiteboard, the controls displayed by the display unit 102 may only have some tool controls, such as: save, empty, etc. After the teacher logs in the digital whiteboard, the controls displayed by the display unit 102 may include teaching plan controls, courseware controls, and the like related to the teacher.
In this embodiment, the setting unit 205 of the network 20 may set the authority for the instructional information sent by different clients. Specifically, the authority may be set for the instructional information sent by the client according to the user identity information of the client. For example, the authority may be set in accordance with the level of the school (key school, general middle school, factory and mine school), the category of the school (elementary school, junior middle school, high school, technical school, major, home), the category of the area where the school is located (province, city, district), the name of the teacher, and the like. Such as: and setting the authority of the teaching information uploaded by the Shanghai Youcai school to be shared. The publishing unit 206 publishes the teaching information according to the authority set by the publishing unit for each client, and if the teaching information is shared, publishes the shared teaching information for other clients to call, so as to realize interaction of the teaching information between different schools and regions.
In another embodiment, if the client information sent by the editing unit 103 of the client 10 includes the authority information, the setting unit 205 sets the authority of the tutorial information sent by the client based on the authority information. That is, the authority of the teaching information is completely determined by the user himself, and the user may set the teaching information transmitted by the user to be shared, or may not share the teaching information transmitted by the user with other users.
The classification unit 209 may classify the teaching information according to the school, the region, or the owner of the teaching information where the teaching information stored in the resource library 201 is located, so as to quickly search for the teaching information corresponding to the call object.
In order to provide more convenience for each client, the prompting unit 207 may periodically send prompting information to each client according to the user identity information, so that the client can learn the latest teaching information at the first time. Such as: after the communication principle courseware in the repository 201 is updated, the network 20 may send a prompt message to the client that sets up the communication principle course, so as to prompt that the communication principle courseware is updated. By means of the prompt unit 207, the client can learn the latest teaching information at the first time, which is beneficial to improving the teaching quality of the client.
The verifying unit 208 verifies the user identity information when the call request sent by the client 10 includes the user identity information, and responds to the call request if the user is a user of the digital whiteboard. The verification of the identity of the client user by means of the verification unit is helpful for ensuring the safety of the teaching information to a certain extent.
The digital whiteboard of the present embodiment will be described in detail below with reference to the application of the digital whiteboard.
The teacher opens the digital whiteboard, the display unit 102 displays a text box and a general user button for inputting a user name and a password on the teaching whiteboard, and the teacher inputs an instruction through the input unit 104, specifically, inputs the user name and the password to log in the digital whiteboard. The identification unit 106 provides the display unit 102 with an interface after the teacher logs in on the teaching whiteboard according to the user identity information identified by the identification unit. Fig. 3 is a diagram of a display example of a digital whiteboard according to a second embodiment of the present invention, an interface displayed by the display unit 102 after a teacher logs in the digital whiteboard is as shown in fig. 3, a drawing area of the whiteboard in fig. 3 is generally an area where the teacher or a student writes a board, functional controls are respectively arranged above, on the left, and below the display interface, the functional controls respectively have functional units corresponding to the functional controls, and after a user touches the functional controls, the functional units corresponding to the functional controls perform corresponding actions. The right column of the display interface is a local resource library which comprises a shared material library, a personal material library, a game library, a video library and a music library. The teacher can touch the corresponding button to acquire the required resources. If the game library is touched, the game stored locally is selected to be opened, and interaction is carried out with the student; touching the music library to play music; and touching the shared material library to play pictures of animals and the like for students to see.
The function control above the display interface comprises: head portrait, teaching plan, wall map, book drawing, video, interaction, courseware. After the teacher registers as a user of the digital whiteboard, the teacher may set his personalized avatar by touching the avatar control, for example, after touching the avatar control, upload a local picture to set his avatar. After the teacher touches the teaching plan/courseware control, the teacher can select to call the local teaching plan/courseware or the teaching plan/courseware of the network end. In the teaching process, a teacher can call a required wall map from a local or network end by touching the wall map control, so that the whole teaching process is more vivid. When teaching children, the teacher can touch the drawing control to call the drawing from the local or network end, and the children can be taught in a mode of combining pictures and texts. In addition, the teacher can call the teaching video of the local or network end by touching the video control, so that the teaching is more vivid and vivid. The teacher can also call the local courseware that can be used for the interaction through touching interactive control, for example, in order to let child can know the toy more sensitively, the teacher can call the courseware of dog through touching interactive control, drags out a puppy from it, invites child to touch the head of puppy before going up, and after child touched the puppy, the puppy can be towards child's tail of shaking. The interactive courseware is called by touching the interactive control, so that teaching can be facilitated, and interests of children can be aroused.
The function controls on the left side of the display interface include: whiteboard 1, whiteboard 2 and small blackboard. In this embodiment, the input unit 104 may be a multi-touch screen, so that multiple users can write on the electronic whiteboard at the same time. For example, after the teacher drags the whiteboard 1, the teacher can call a plurality of children to write and doodle on the whiteboard 1; or the small blackboard, the white board 1 and the white board 2 can be dragged, the white board drawing area of the digital white board is divided into three areas, teachers and students can write in the three areas simultaneously, and the small blackboard, the white board 1 or the white board 2 can be enlarged and reduced in a two-point touch mode according to needs.
The function control below the display interface comprises: preservation, color, background, eraser, recovery and emptying. By touching the saving control, the current blackboard writing can be saved or the modified courseware can be saved. By touching the color control, colors of the blackboard writing, the annotation and the like can be selected; by touching the background control, the background of the whiteboard drawing area can be selected; the blackboard can be erased by touching the eraser control; materials called out from a public material library or a personal material library can be recycled to the garbage can by touching the recycling control; and the current blackboard writing can be emptied by touching the emptying control.
The working process of the digital whiteboard is described below by taking a teacher calling communication principle courseware of a network side as an example. If a teacher wants to invoke the communication principle courseware of the teacher in the network resource library, the teacher inputs an instruction through the input unit 104 (multi-point touch screen), specifically touches the courseware control, selects the communication principle courseware-the teacher, the input unit 104 generates a trigger signal for triggering the functional unit corresponding to the courseware control to run, the functional unit responds to the request of the teacher and triggers the request unit 101 to send a calling request of the teacher calling 'communication principle courseware-Wangshim' to the network, the analysis unit 202 of the network analyzes the calling request to obtain the user identity information in the calling request as the teacher, the calling object is 'communication principle courseware-Wangshim', the verification unit 208 verifies the user identity information, after the verification is passed, the control calling unit 203 calls the teaching information corresponding to the calling object "communication principle courseware-wangximing" in the resource library 201. The sending unit 204 sends the communication principle courseware of the teaching information wangming to the client. After the teacher calls the communication principle courseware-wangxincing of the network end successfully, the display unit 102 displays the communication principle courseware on the teaching whiteboard. The teacher may give lessons by using the communication principle courseware of the teacher with the wangxincing theory, or edit the called communication principle courseware by using the editing unit 103, and send the newly edited communication principle courseware and the name of the teacher to the network terminal for other teachers to call and refer. And the teacher can also set the authority of the course in the process of sending the re-edited courseware of the communication principle, for example, the courseware can be set to be shared, or the courseware is not set to be shared, or the courseware is only set to be shared by part of schools, etc. The setting unit 205 of the network side sets the authority for the uploaded communication principle courseware according to the authority information set by the teacher, and if the authority set by the teacher is shared, the issuing unit 206 issues the communication principle courseware edited by the teacher again. In addition, the prompt unit 207 at the network side may also issue prompt information to the teacher periodically, such as: the communication principle courseware is updated so that a teacher can obtain the latest teaching information at the first time.
Fig. 4 is a diagram of another display example of a digital whiteboard according to a second embodiment of the present invention, where the interface is configured for a general user, and unlike the interface after the teacher logs in fig. 3, the interface in fig. 4 does not include a function control above the display interface shown in fig. 3, and other controls and buttons are similar to those in fig. 3, and will not be described in detail here. Aiming at different user identities, the digital whiteboard can customize personalized display interfaces for the users according to the requirements of the users.
It should be noted that the functional control related to the present embodiment is shown in fig. 3, and in other embodiments, the functional control may also relate to the content of regulations, teachers' propaganda, education facilities of school, admission information, libraries, blackboard newspapers, and the like. Which aspect a particular functionality control may include depends on the actual needs of the client.
The teacher at the client calls required courseware through the digital whiteboard of the embodiment, and uploads the courseware made by the teacher at the client, so that interaction of teaching information with teachers at other clients is realized, and the interaction of the teaching information through the digital whiteboard of the embodiment of the invention is convenient and rapid.
An embodiment of the present invention further provides a client, including: a request unit and a display unit, wherein,
the request unit is used for sending a calling request to a network terminal;
the display unit is used for displaying the teaching white board;
the client receives the teaching information sent by the network terminal, and the display unit is further used for displaying the teaching information on the teaching white board.
An embodiment of the present invention further provides a network end communicating with the client, including: a resource library, a parsing unit, a calling unit and a sending unit, wherein,
the resource library is used for storing teaching information;
the analysis unit is used for analyzing the calling request sent by the client to obtain a calling object;
the calling unit is used for calling the teaching information corresponding to the calling object in the resource library;
and the sending unit is used for sending the teaching information corresponding to the calling object to the client.
The specific structure and working process of the client and the network can refer to the description of the digital whiteboard.
In summary, the technical scheme of the invention has at least the following beneficial effects:
the method comprises the steps that a calling request is sent to a network terminal through a request unit of a client terminal, the calling request is analyzed through an analysis unit of the network terminal to obtain a calling object, and then teaching information corresponding to the calling object and stored in a resource library of the network terminal is sent to the client terminal through a sending unit of the network terminal, so that interaction of the teaching information among different client terminals is achieved, and great convenience is brought to users.
The editing unit of the client can correspondingly edit the acquired teaching information and upload the information to the network side to update the teaching information stored in the resource library, so that the teaching information of the network side is enriched, and the interaction of the teaching information is facilitated.
The setting unit of the network end sets the authority for the teaching information sent by the client end, and the issuing unit issues the teaching information based on the authority, so that the teaching information sent by each client end is managed by the network end, the client end is facilitated to acquire the latest teaching information in time, and the interaction of the teaching information is carried out.
And the prompting unit of the network side sends prompting information to the client side based on the user identity information so as to ensure that the client side can acquire the latest teaching information at the first time, thereby being beneficial to improving the teaching quality of the client side and realizing the management of the client side by the network side.
Although the present invention has been described with reference to the preferred embodiments, it is not intended to limit the present invention, and those skilled in the art can make variations and modifications of the present invention without departing from the spirit and scope of the present invention by using the methods and technical contents disclosed above.

Claims (21)

1. The utility model provides a digital whiteboard, its characterized in that, including the network end that has the resource storehouse and a plurality of customer end that has the teaching whiteboard, the teaching whiteboard includes whiteboard, computer, projecting apparatus, the customer end includes: the device comprises a request unit, a display unit, an input unit and an editing unit; the network side comprises: the system comprises a resource library, an analysis unit, a calling unit and a sending unit; the client can obtain teaching information corresponding to the call request stored in a resource library of the network end by sending the call request to the network end, edit the information in the resource library of the network end obtained by the call request from the network end, and upload the information obtained by the call request from the network end to the network end after editing to update the information stored in the resource library, so that the digital whiteboard can realize information interaction among different clients; wherein,
the request unit is used for sending a calling request to the network terminal;
the display unit is used for displaying the teaching white board;
the input unit is used for acquiring an instruction input by a user through the teaching whiteboard and generating a trigger signal for triggering the corresponding functional unit to operate;
the editing unit is used for editing the teaching information acquired by the network terminal through the calling request, and sending the edited teaching information acquired by the network terminal through the calling request and client information to the network terminal, wherein the client information comprises user identity information;
the resource library is used for storing teaching information;
the analysis unit is used for analyzing the calling request to obtain a calling object;
the calling unit is used for calling the teaching information corresponding to the calling object in the resource library;
the sending unit is used for sending the teaching information which is stored in the resource library and corresponds to the calling object to the client;
the display unit is also used for displaying the teaching information on the teaching white board;
the teaching information stored in the network end is displayed on an electronic whiteboard of the client in a control form, a user touches the control to select the teaching information stored in the network end corresponding to the control, so that the teaching information stored in the network end is called, and the called teaching information of the network end is displayed on the electronic whiteboard and can be edited by the user.
2. The digital whiteboard of claim 1, wherein the network side further comprises:
the setting unit is used for setting authority for the teaching information sent by the client;
and the issuing unit is used for issuing the teaching information sent by the client based on the authority.
3. The digital whiteboard of claim 2, wherein the setting unit sets a permission for the tutorial information sent by the client based on the user identity information.
4. The digital whiteboard of claim 2, wherein the client information further includes authority information, and the setting unit sets the authority of the tutorial information transmitted by the client based on the authority information.
5. The digital whiteboard of claim 1, wherein the network side further comprises:
and the prompting unit is used for sending prompting information to the client based on the user identity information.
6. The digital whiteboard of claim 1, wherein the invocation request includes user identity information, the network further comprising:
and the verification unit is used for verifying the user identity information and controlling the calling unit to call the teaching information corresponding to the calling object in the resource library after the user identity information passes the verification.
7. The digital whiteboard of claim 1, wherein the network side further comprises:
and the classification unit is used for classifying the teaching information in the resource library.
8. The digital whiteboard of claim 1, wherein the client further comprises: at least one functional unit, which is provided with a plurality of functional units,
the display unit is also used for displaying the operation result of the functional unit on the teaching whiteboard.
9. The digital whiteboard of claim 8, wherein the client further comprises:
the identification unit is used for identifying user identity information so that a display unit can display a function control corresponding to the user identity information on the teaching whiteboard, and the function control corresponds to the function unit.
10. The digital whiteboard of claim 1, wherein the invocation object comprises: at least one of teaching plan, courseware, material and test question; the teaching information comprises at least one of teaching plan content, courseware content, material content and test question content.
11. A client, wherein the client is a client in the digital whiteboard of any one of claims 1 to 10, comprising: a request unit, a display unit, an input unit and an editing unit, wherein,
the request unit is used for sending a calling request to a network terminal;
the display unit is used for displaying the teaching white board;
the input unit is used for acquiring an instruction input by a user through the teaching whiteboard and generating a trigger signal for triggering the corresponding functional unit to operate;
the editing unit is used for editing the teaching information acquired by the network terminal through the calling request, and sending the edited teaching information acquired by the network terminal through the calling request and client information to the network terminal, wherein the client information comprises user identity information;
the client receives the teaching information sent by the network terminal, and the display unit is further used for displaying the teaching information on the teaching white board;
the teaching information stored in the network end is displayed on an electronic whiteboard of the client in a control form, a user touches the control to select the teaching information stored in the network end corresponding to the control, so that the teaching information stored in the network end is called, and the called teaching information of the network end is displayed on the electronic whiteboard and can be edited by the user.
12. The client of claim 11, further comprising: at least one functional unit, which is provided with a plurality of functional units,
the display unit is also used for displaying the operation result of the functional unit on the teaching whiteboard.
13. The client of claim 12, further comprising:
the identification unit is used for identifying user identity information so that a display unit can display a function control corresponding to the user identity information on the teaching whiteboard, and the function control corresponds to the function unit.
14. A network in communication with the client of claim 11, comprising: a resource library, a parsing unit, a calling unit and a sending unit, wherein,
the resource library is used for storing teaching information;
the analysis unit is used for analyzing the calling request sent by the client to obtain a calling object;
the calling unit is used for calling the teaching information corresponding to the calling object in the resource library;
and the sending unit is used for sending the teaching information corresponding to the calling object to the client.
15. The network of claim 14, wherein the client sends instructional information and client information to the network, the client information including user identity information, the network further comprising:
the setting unit is used for setting authority for the teaching information sent by the client;
and the issuing unit is used for issuing the teaching information sent by the client based on the authority.
16. The network of claim 15, wherein the setting unit sets a right for the instructional information sent by the client based on the user identity information.
17. The network side of claim 15, wherein the client information includes authority information, and the setting unit sets the authority of the tutorial information transmitted by the client based on the authority information.
18. The network of claim 15, further comprising:
and the prompting unit is used for sending prompting information to the client based on the user identity information.
19. The network of claim 14, wherein the invocation request includes user identity information, the network further comprising:
and the verification unit is used for verifying the user identity information and controlling the calling unit to call the teaching information corresponding to the calling object in the resource library after the user identity information passes the verification.
20. The network of claim 14, further comprising:
and the classification unit is used for classifying the teaching information in the resource library.
21. The network of claim 14, wherein the invocation object includes: at least one of teaching plan, courseware, material and test question; the teaching information comprises at least one of teaching plan content, courseware content, material content and test question content.
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