KR20130124694A - Apparatus, system and method for assisting practical lectures - Google Patents

Abstract

A lecture assistance system for providing practical lectures of the present invention comprises: a lecture assistance server for storing lecturer accounts, learner accounts, lecture plans, practice videos, and question and answer messages in a database, managing the database, and providing data searched by requests through a network; a learner assisting terminal for connecting to the lecture assistance server by manipulation of a learner, restrictively accessing the learner accounts, the practice videos, and the question and answer messages, displaying the practice videos, inputting question or input messages of the learner to a lecturer or different learners, and displaying answer messages from the lecture or the different learners; and a lecturer assisting terminal for connecting to the lecture assistance server by manipulation of a lecturer, accessing the lecturer accounts, the learner accounts, the practice videos, and the question and answer messages, displaying the question messages transmitted from the learner assisting terminal in a screen, and inputting answer messages of the lecturer.

Description

Teaching aids, systems and methods for hands-on lectures {APPARATUS, SYSTEM AND METHOD FOR ASSISTING PRACTICAL LECTURES}

FIELD OF THE INVENTION The present invention relates to educational services, and more particularly, to teaching assistant technology for hands-on lectures.

As the computer-based industry develops in various ways, the demand for computer-based, hands-on lectures is increasing at universities and other educational institutions.

For example, in computer-based hands-on classes such as programming courses and graphical application courses, instructors provide both theoretical and hands-on instruction, and learners can use computer-based methods to execute hands-on problems in their own computers. Hands-on lectures are held.

Because there are individual differences in the level of skill acquisition in hands-on classes, peer teaching, which allows learners to guide and assist one another rather than conducting one-on-one, can be effective in improving learning achievement in conjunction with instructor's teaching. have. This is especially true because the instructor cannot individually teach a large number of learners. However, interrogators' questions and answers to each other during the lecture may blur the atmosphere of the lecture and may interfere with the lecturer's lecture.

Also, in the hands-on class, the instructor can give a hands-on instruction while showing a demonstration video on a large screen or a computer monitor provided in each learner's seat. In this case, it is often difficult for the learner to organize the lecture contents in a notebook. You can't move the lab demonstration video, and you can't miss the screen if you organize it with notes.

The same difficulty exists in general, non-computer-based lectures.

Therefore, in a hands-on class lecture, students can answer questions and answers without disturbing the class, and need a hands-on lecture assistant system that can make it easier for learners to organize lecture contents when teaching hands-on lab videos. Do.

The problem to be solved by the present invention can be a question and answer to the instructor or fellow learners in the hands-on lectures without disturbing the lecture, the practice that can make it easy for the learner to organize the contents of the lecture during the practice guidance using the practice demonstration video To provide auxiliary methods, devices and systems for the steel.

Practical teaching aid system according to an aspect of the present invention

A teaching assistant server that stores and manages an instructor account, a student account, a lesson plan, a training video, a question / answer message in a database, and provides the retrieved data through a network according to a request;

By accessing the teaching assistant server according to the learner's operation, the student's account, the practice video, the question / answer message can be limitedly accessed, the practice video can be displayed, the question message to the instructor or another learner from the learner, or A learner auxiliary terminal capable of receiving an input message and displaying an answer message from an instructor or another learner; And

By accessing the teaching assistant server according to the instructor's operation, the teacher's account, the learner's account, the practice video, and the question / answer message can be accessed. It may include an instructor assistant terminal that can be input.

According to an embodiment of the present disclosure, when the instructor assistant terminal and the learner assistant terminal of the learner registered in the lecture are connected at a specified lecture time according to the lesson plan, the instructor assistant terminal and the learner assistant terminal are connected. The classroom gateway may further include an open wireless network.

According to one embodiment, the practical teaching aid system

The apparatus further includes a learner training terminal operable to learn the lecture contents according to the training image displayed on the learner auxiliary terminal.

The instructor assistant terminal may operate to inquire a screen of at least one learner training terminal.

According to one embodiment, the practical teaching aid system

The apparatus may further include an instructor lecture terminal operative to capture a work screen for a demonstration for training and output the captured image for sharing as a training image according to an instructor's manipulation.

According to one embodiment, the instructor lecture terminal is

According to an instructor's manipulation, a training image may be generated in advance and stored in the lecture assistant server.

According to one embodiment, the lecture assistant server is operative to store and manage handwritten data in a database,

The learner assistant terminal may be operable to generate handwriting data including handwriting objects input from the learner during the lecture and store the writing data in the lecture assistant server.

According to an embodiment of the present disclosure, the handwriting data may include handwriting objects input from a learner and relative position and visual information of the handwriting objects with respect to the training image.

According to one embodiment, the learner auxiliary terminal is

It may be operable to query previous training images from the lecture assistant server and to display the training images and the writing data selected by the learner.

Instructor auxiliary terminal according to another aspect of the present invention,

Instructor Assistant, which stores and manages instructor accounts, learner accounts, lesson plans, lab videos, question and answer messages in a database, and provides access to lecture assistant servers that provide retrieved data to at least one learner assistant terminal over the network on request. As a terminal,

A learner screen receiving unit operable to receive and display thumbnail screens of learner training terminals for which learners who are determined to be present by accessing the lecture assistant server receive training from the learner training terminals; And

The learner may include a question processing unit operable to display a question message input to the instructor through the learner assistant terminal, an answer message registered by the instructor with respect to the question message, or a question / answer message exchanged between learners.

Learner auxiliary terminal according to another aspect of the present invention,

Learner assistant, learner account, lesson plan, practice video, question and answer messages can be stored in a database and managed as a database, and learners can access the lecture assistant server that provides retrieved data to the teacher assistant through the network.

A lecture processing unit configured to be selected by an instructor and received from the lecture assistant server or to display a training image received from the instructor's lecture terminal as a work screen directly executed by the instructor's lecture terminal on a display; And

The learner may receive a question message or an input message for an instructor or another learner, and may include a question processing unit for displaying an answer message from the instructor or another learner.

According to one embodiment, the processing unit of the steel

It is operable to generate handwriting data including handwriting objects input from the learner during the lecture and to store the writing data in the lecture assistant server.

According to one embodiment, the learner auxiliary terminal is

The apparatus may further include a previous lecture retrieval unit for retrieving previous training images from the lecture assistant server and superimposing and displaying the training image and the writing data selected by the learner.

According to one embodiment, the query processing unit

It is operable to receive and display thumbnail images of a work screen from learner training terminals of other fellow learners.

Training method for supporting the training steel according to another aspect of the present invention,

Instructor-led lectures using a lecture assistant server that stores and manages instructor accounts, learner accounts, lesson plans, lab videos, question / answer messages in a database, and provides retrieved data to instructor assistants or learner assistant terminals over a network. As an auxiliary method,

Sharing a training image in the learner assistant terminal from the lecture assistant server or an instructor lecture terminal; And

In the learner auxiliary terminal, a learner designates an instructor or another colleague learner, the question message or question received by the instructor auxiliary terminal inputted to the instructor auxiliary terminal or a peer learner inputted to his or her learner auxiliary terminal And displaying an answer message.

According to one embodiment, the training method for teaching steel,

The method may further include receiving and displaying thumbnail screens of learner training terminals of other learners in the learner auxiliary terminal to select a fellow learner to ask a question.

According to one embodiment, the training method for teaching steel,

In the learner assistant terminal, the lecture assistant receives the writing objects superimposed on the shared training image shared by the learner assistant terminal, and provides writing data including the relative positions of the input writing objects and the writing objects with respect to the training image. The method may further include storing the server.

According to one embodiment, the training method for teaching steel,

The method may further include inquiring a previous training image from the lecture assistant server according to a learner's manipulation in the learner assistant terminal, and displaying the training image and the handwritten data selected by the learner.

According to the teaching method, apparatus and system of the present invention, the instructor can easily share the training demonstration image with the learner.

According to the practical teaching assistant method, apparatus, and system of the present invention, a learner can write on the fly by superimposing on a training demonstration image shared by a learner assistant terminal, and can save the writing, and later stored writing and training demonstration The images can be overlaid and viewed again.

According to the practical teaching assistant method, apparatus, and system of the present invention, a learner can share a training image displayed on a learner's practice terminal of another learner, and a question message to a learner's assistant terminal of another learner or an instructor's assistant terminal of another instructor. Can be transmitted.

1 is a conceptual diagram illustrating a practical lecture assistance system according to an embodiment of the present invention.
2 is a block diagram illustrating a detailed configuration of a training lecture assistant system according to an embodiment of the present invention.
3 is a flow chart illustrating a method of assisting a training steel according to an embodiment of the present invention.

For the embodiments of the invention disclosed herein, specific structural and functional descriptions are set forth for the purpose of describing an embodiment of the invention only, and it is to be understood that the embodiments of the invention may be practiced in various forms, The present invention should not be construed as limited to the embodiments described in Figs.

Hereinafter, preferred embodiments of the present invention will be described in detail with reference to the accompanying drawings. The same reference numerals are used for the same constituent elements in the drawings and redundant explanations for the same constituent elements are omitted.

1 is a conceptual diagram illustrating a training lecture assistant system according to an embodiment of the present invention, Figure 2 is a block diagram illustrating a detailed configuration of a training lecture assistant system according to an embodiment of the present invention.

1 and 2, the teaching type teaching assistant system 10 includes an instructor assistant terminal 100, an instructor lecture terminal 150, a learner assistant terminal 200, a learner training terminal 250, and a classroom gateway 300. And lecture secondary server 400.

In the case of the computer-based training class, the instructor teaching terminal 150 or the learner training terminal 250 may be required, but when applied to the general non-computer based training class, the instructor teaching terminal 150 or the learner training terminal 250 may not necessarily be necessary.

Instructor assistant terminal 100 is connected to the lecture assistant server 400 according to the instructor's operation can access the instructor account, learner account, lecture plan, lecture materials, training video, question / answer messages, lecturers during the lecture According to the manipulation of the learner auxiliary terminal 200 can be instructed to display the training image, at least one learner training terminal 250 can be displayed on the screen, the learner auxiliary terminal 200 questions transmitted You can display a message on the screen and receive an answer message from the instructor.

If you haven't prepared a video of the lab in advance, you can share in real time the demonstration screen that the instructor gets while working. In this case, the instructor lecture terminal 150 may capture a training demonstration screen in operation according to an instructor's operation and output the captured training screen recording image as a training image for sharing.

According to an exemplary embodiment, the instructor lecture terminal 150 may generate a training image in advance before the training lecture according to the instructor's operation and store the training image in the lecture assistant server 400.

For convenience of description in the present specification, the practice demonstration screen refers to a screen displayed in real time on the lecturer lecture terminal 150, the practice screen recording image refers to an image recorded on the demonstration demonstration screen, and the demonstration demonstration image is displayed by the instructor. Refers to a video generated in advance for use in a lecture and stored in the lecture assistant server 400, but the lab screen recording video and the lab demonstration video are only intrinsically different from an immediate demonstration or a pre-recorded video. It may be collectively referred to as the term "practice video" according to the context without distinguishing the difference between the two.

In the present specification, the image may be a normal compressed video or a set of compressed still images, or may be a video in a special format using characteristics of a practice video with little change on the screen. Like Flash animations, it can also be animations that consist of deformable image clips and action scripts.

The learner auxiliary terminal 200 accesses the lecture assistant server 400 according to the learner's operation, and has limited access to the learner's account, the lecture plan, the lecture data, the training screen recording image, the training demonstration image, and the question / answer message. It can display a practice video, generate handwriting data input from the learner during the lecture and store it in the lecture assistant server 400, and receive a question message or input message for the instructor or another learner from the learner. Alternatively, a response message can be displayed from another learner.

Handwriting data can be inserted into external objects such as graphic objects entered with a finger or stylus on the touch pad, text objects entered with a keyboard or virtual keyboard, converted text objects through character recognition, and even clip art, images, spreadsheets, etc. The object and the like may be illustrated as a transparent layer disposed.

As handwriting data, the layer may be structured including the relative position and time of the input writing objects and the writing objects with respect to the training image.

The instructor assistant terminal 100 and the learner assistant terminal 200 have a predetermined wireless communication interface, information processing capability, and a user input interface, so that the user can install and drive a user application desired, and upload and download data. For example, it may be implemented by installing and driving an application for performing a practical lecture assistance method according to embodiments of the present invention in a portable information processing device such as a smartphone, a PDA, a tablet, a notebook, and the like.

The instructor lecture terminal 150 and the learner lecture terminal 250 may be equipped with a predetermined wired or wireless communication interface, information processing capability, and a user input interface to install and run a training application, and to upload and download data. For example, it may be implemented as an information processing device such as a PC.

Meanwhile, the instructor assistant terminal 100 and the instructor lecture terminal 150, or the learner assistant terminal 200 and the learner training terminal 250 may be implemented as separate information processing terminals, respectively. It may be implemented in one information processing apparatus having a separate display area.

The classroom gateway 300 is installed in a specific classroom, and when the instructor assistant terminal 100, the instructor lecture terminal 150, the learner assistant terminal 200, and the learner training terminal 250 are connected at a designated lecture time according to the lecture plan. In addition, as the instructor assistant terminal 100, the instructor lecture terminal 150, the learner assistant terminal 200, and the learner training terminal 250, a non-open, in other words, connection of the non-lecture-related terminals is restricted. Can be configured.

However, according to the exemplary embodiment, the training class assistant system 10 may use a general wireless LAN access point (AP) and router instead of the classroom gateway 300.

The lecture assistant server 400 may store and manage an instructor account, a learner account, a training image, a question / answer message, and handwriting data in a database, and provide the retrieved data through a network according to a request.

The classroom gateway 300 may be implemented as, for example, a wireless access point (AP) according to the IEEE 802.11 standard, and has an instructor assistant terminal 100, an instructor lecture terminal 150, a learner assistant terminal 200, and the like. The learner training terminal 250 may configure a wired or wireless network. Preferably, the classroom gateway 300 includes an instructor assistant terminal 100, an instructor lecture terminal 150, a learner assistant terminal 200, and a learner training terminal 250 to configure one subnet. An IP address may be dynamically allocated to the terminal 100, the instructor lecture terminal 150, the learner assistant terminal 200, and the learner training terminal 250 with an appropriate subnet mask. In this case, the subnet mask may be predetermined according to the number of terminals that need to be connected at the time of lecture.

According to an embodiment, the function of the classroom gateway 300 may be performed by the instructor lecture terminal 150 instead. Alternatively, the lecture assistant server 400 may be integrally implemented with the classroom gateway 300. Instructor lecture terminal 150, classroom gateway 300, lecture assistant server 400 may be integrally implemented in one device.

The lecture assistant server 400 may manage an instructor account DB 401, a learner account DB 402, and a lecture DB 403. The lecture assistant server 400 may receive a training demonstration image recorded by the lecturer lecture terminal 150 and store it in the lecture DB 403 before the lecture starts. During the lecture, the lecture assistant server 400 may display a real-time work screen of the lecturer lecture terminal 150. That is, the training screen recording image capturing the training screen may be stored in the lecture DB 403.

In addition, the lecture assistant server 400 retrieves the training demonstration image or the training screen recording image from the lecture DB 403 according to the request of the learner assistant terminal 200 and the lecturer assistant terminal 100 and the learner through the classroom gateway 300. The secondary terminal 200 may be multicasted.

Furthermore, the lecture assistant server 400 connects the learner's account DB 402 with the handwriting data and the question / answer message generated by the learner to be superimposed with the training demonstration image or the training screen recording image during or after the lecture. ) Can be stored and managed.

However, the instructor account DB 401, the learner account DB 402, and the lecture DB 403 are illustrated as separate DBs for convenience of explanation, but may be constructed as one integrated DB, or otherwise differently in more detail. It may be divided and operated.

Since the instructor assistant terminal 100 and the learner assistant terminal 200 should cooperate with each other in the detailed lecture activity to assist the instructor's lecture and the learner's learning, the detailed components of the two terminals 100 and 200 are closely related to each other. Can be associated with the

Specifically, in FIG. 1, the instructor assistant terminal 100 may include a controller 101, a login unit 102, a schedule manager 103, a learner screen receiver 104, and a question processor 105. .

When the instructor executes the lecture assistant application in the instructor assistant terminal 100, the controller 101 is initially executed, and the controller 101 activates the login unit 102. The login unit 102 accesses the lecture assistant server 400 through the classroom gateway 300 and checks the login information of the instructor.

When the login information is confirmed, the controller 101 activates the schedule manager 103. The schedule manager 103 may display a list of instructor's hands-on lecture subjects on the display with reference to the lecture DB 403.

When the instructor selects a specific lecture subject among the displayed lecture subjects, the schedule manager 103 may determine whether the login time is a lecture time corresponding to the lecture plan and access through the classroom gateway 300 corresponding to the designated classroom. .

If it is not a scheduled lecture time or connected to the classroom gateway 300 of the classroom that is not the designated classroom, the schedule management unit 103 may display an error message indicating that the lecture time is not or is not the designated classroom. However, even in this case, the instructor may activate the question processing unit 105 or the like to process a predetermined task.

If the connection is made in the designated classroom within the scheduled lecture time, the schedule management unit 103 activates the learner screen receiving unit 104.

The learner screen receiving unit 104 displays thumbnail screens of the learner training terminals 250 of the learners determined to be present in the attendance management unit 414 of the lecture assistant server 400. Received from the display may be displayed on the display of the instructor auxiliary terminal 100.

The question processing unit 105 is a question message input to the instructor through the learner assistant terminal 200, the answer message registered by the instructor for the question message, or questions exchanged between the learners / learner to ask questions about the practice during the lecture Answer messages can be displayed.

When the question message is input to the learner assistant terminal 200 from the learner, the question processing unit 105 of the instructor assistant terminal 100 may immediately display the contents of the input question message on the display of the instructor assistant terminal 100. In order to prevent the instructor from interfering with the lecture while checking the question, a visual indication indicating the input of the question message or the number of question messages that are not currently viewed may be displayed on the display of the instructor assistant terminal 100.

Subsequently, the lecturer lecture terminal 150 may include a controller 151, a login unit 152, a schedule manager 153, a lecture processor 154, and a lecture data manager 155.

When the instructor executes the lecture assistance application in the instructor lecture terminal 150, the controller 151 is initially executed, and the controller 151 activates the login unit 152. The login unit 152 accesses the lecture assistant server 400 through the classroom gateway 300 and checks the login information of the instructor.

When the login information is confirmed, the controller 151 activates the schedule manager 153. The schedule manager 153 may display a list of instructor's hands-on lecture subjects on the display with reference to the lecture DB 403.

When the instructor selects a particular lecture subject among the displayed lecture subjects, the schedule manager 153 may determine whether the login time is a lecture time corresponding to the lecture plan and access through the classroom gateway 300 corresponding to the designated classroom. .

If it is not a scheduled lecture time or connected to the classroom gateway 300 of the classroom that is not the designated classroom, the schedule management unit 153 may display an error message indicating that the lecture time is not or is not the designated classroom. However, even in this case, the instructor may activate the lecture data management unit 155 or the like to process predetermined tasks such as pre-recording of the demonstration demonstration video.

If the connection is made in the designated classroom within the scheduled lecture time, the schedule management unit 153 activates the lecture processing unit 154.

The lecture processing unit 154 displays the list on the display if there are training demonstration images registered by the instructor in the lecture DB 403, and if the instructor selects among the training demonstration images and shares them with the learners, the training selected by the teacher The demonstration image may be instructed to be transmitted from the lecture assistant server 400 to the learner assistant terminals 200 connected to the classroom gateway 300.

The lecture processing unit 154, if the instructor wants to directly share the work screen of the lecturer lecture terminal 150 to the learners, running the practice program or activate in the foreground, the practice screen recording image captured the work screen of the practice program May be broadcasted to learner assistant terminals 200 connected to the classroom gateway 300.

In this case, the training demonstration screens may be simultaneously displayed on all learner assistant terminals 200 in the network configured by the connection to the classroom gateway 300 at the same time. In this case, operations such as starting and stopping broadcast of the training demonstration screen for the learner assistant terminal 200 may be controlled by the instructor through the teacher lecture terminal 150.

The lecture processing unit 154 may store the captured training demonstration screen image in the lecture DB 403 of the lecture assistance server 400.

The lecture data management unit 155 may provide an interface for the instructor to manage the training demonstration image or the training screen recording image through the lecture lecture terminal 150 in the lecture DB 403.

Next, referring to the learner assistant terminal 200, the learner terminal 200 includes the controller 201, the login unit 202, the schedule manager 203, the attendance manager 204, the lecture processor 205, and the question processor 206. The previous lecture inquiry unit 207 may be included.

When the learner executes the lecture assistant application in the learner assistant terminal 200, the controller 201 is first executed, and the controller 201 activates the login unit 202. The login unit 202 checks the login information of the learner by accessing the lecture assistant server 400 via the classroom gateway 300.

When the login information is confirmed, the controller 201 activates the schedule manager 203. The schedule manager 203 may display a list of students taking courses on the display with reference to the lecture DB 403.

When the learner selects a particular subject among the displayed courses, the schedule manager 203 determines whether the login time is within the lecture time according to the lecture plan and is connected through the classroom gateway 300 corresponding to the designated classroom.

The schedule management unit 203 determines which classroom the learner has entered by using a real time location system (RTLS) based on radio frequency identification (RFID), for example. The learner assistant terminal 200 may be connected to the classroom gateway 300 by searching for a radio signal of the corresponding classroom gateway 300 to prevent the mistake of connecting to the classroom gateway of another classroom.

If it is not a scheduled lecture time or if it is connected to the classroom gateway 300 of the classroom that is not the designated classroom, the scheduler 203 may display an error message indicating that it is not the lecture time or is not the designated classroom. However, even in this case, the learner may approach the question processor 206, the previous lecture inquiry unit 207, or the like to process a predetermined task.

If the connection is made in the designated classroom within the scheduled lecture time, the schedule management unit 203 may activate the attendance management unit 204 and the lecture processing unit 205.

The attendance manager 204 monitors the attendance status of each learner based on the connection state of the learner assistant terminals 200 to the lecture assistant server 400 through the classroom gateway 300.

The lecture processing unit 205 receives data of a practice demonstration image that is selected by an instructor and multicasted from the lecture assistant server 400 from among the practice demonstration images registered by the instructor in the lecture DB 403, or the instructor lectures directly by the instructor. Data of a training screen recording image capturing a working screen running in the terminal 150 may be received from the lecturer lecture terminal 150, and the received training image may be displayed on a display.

In some embodiments, the lecture processing unit 205 may not control the displayed training image so that the training images may be simultaneously displayed on all auxiliary learner terminals 200 in the network. 205 may control the training video on a limited basis, for example, at a level such as pause or fast playback.

The lecture processing unit 205 may receive the learner's writing objects superimposed on the displayed training image by a user input interface such as a touch pad, a stylus, a keyboard, a virtual keyboard, and the like. For example, the lecture processing unit 205 may synthesize and store the input writing objects in at least one transparent layer every predetermined time unit, when the input is interrupted, or when the learner indicates.

The lecture processing unit 205 may activate the question processing unit 206 according to the learner's manipulation. The learner may ask the instructor 206 to ask a teacher or fellow learner during a lecture, enter an answer message to a question message from another peer learner, or query question / answer messages during or after a lecture. It can be activated.

According to an exemplary embodiment, the question processing unit 206 may first examine the training state of other fellow learners to determine who to ask. To this end, the question processing unit 206 may collectively receive thumbnail images of work screens of the learner training terminals 250 of other peer learners and arrange them on the display. The learner looks at the thumbnail images, selects a peer learner who appears to be leading, and sends a question message to the learner assistant terminal 200 of the learner.

Conversely, when receiving a question message from the learner assistant terminal 200 of another learner during the lecture, the question processing unit 206 may allow the learner to determine whether to answer or reject the question, and to respond to the question. You can receive an answer message. The reply message may be in text, but may be an image of the screen you are currently working on.

According to an embodiment, the question processor 206 may directly transmit a question / answer message to the corresponding learner assistant terminal 200, but in another embodiment, the question processor 206 may be a question processor of the lecture assistant server 400. A question / answer message may be transmitted via 415.

The previous lecture inquiry unit 207 may inquire the previous training images from the lecture assistant server in the lecture DB 403, and superimpose and display the training image selected by the learner and the writing data.

The learner training terminal 250 may include a controller 251, a login unit 252, a schedule manager 253, and a learner screen transmitter 254.

When the learner executes the lecture assistance application in the learner training terminal 250, the controller 251 is executed for the first time, and the controller 251 activates the login unit 252. The login unit 252 checks the learner's login information by accessing the lecture assistant server 400 via the classroom gateway 300.

When the login information is confirmed, the controller 251 activates the schedule manager 253. The schedule manager 253 may display a list of students taking courses on the display with reference to the lecture DB 403.

When the learner selects a particular subject among the displayed courses, the schedule manager 253 determines whether the login time is within the lecture time according to the lecture plan and is connected through the classroom gateway 300 corresponding to the designated classroom.

If it is not the scheduled lecture time or if it is connected to the classroom gateway 300 of the classroom that is not the designated classroom, the schedule management unit 253 may display an error message indicating that the lecture time is not or is not the designated classroom.

If the access is made in the designated classroom within the scheduled lecture time, the schedule manager 253 may activate the learner screen transmitter 254.

The learner screen transmitter 254 may transmit a thumbnail screen of the learner training terminal 250 to the instructor assistant terminal 100, and transmits a thumbnail screen to a corresponding learner assistant terminal when a request of the learner assistant terminal 200 of another learner is requested. And transmit to 200.

According to an exemplary embodiment, the learner screen transmitter 254 may send training position identification information of the learner training terminal 250 together with the thumbnail screen of the learner training terminal 250.

In this case, the training location selected by the learner may be identified based on some unique identification information of the hardware of the learner training terminal 250 or identification information received from the learner, for example, a seat number attached to the seat. Can be used as training location identification information.

The lecture assistant server 400 includes an instructor account DB 401, a learner account DB 402, a lecture DB 403, a lecture assistant system control unit 411, a login unit 412, a lecture schedule management unit 413, an attendance management unit. 414, the lecture progress processing unit 415, the question processing unit 416, and the previous lecture processing unit 417.

If the login unit 412 has a request for confirmation of login information from the instructor assistant terminal 100, the instructor lecture terminal 150, the learner assistant terminal 200, or the learner training terminal 250, the instructor account DB 401, the learner account It is checked from the DB 402 whether the login for the instructor account or the learner account is legal.

When the lecture schedule manager 413 determines that the login 412 is a legitimate login, the lecturer associates with the schedule manager 103 of the instructor assistant terminal 100 or the schedule manager 203 of the learner assistant terminal 200. The schedule management unit of the instructor assistant terminal 100 or the learner assistant terminal 200 searches the account DB 401, the learner account DB 402, and the lecture DB 403, and retrieves a list of the instructor's lecture subjects or the learner's taken subject list. Transmit to 103 and 203, respectively.

Attendance management unit 414, if the login from the learner auxiliary terminal 200 is connected within the scheduled lecture time and through the classroom gateway 300 of the designated classroom, the learner of the learner auxiliary terminal 200 attends the lecture The result of the determination of the attendance of the learners who have enrolled in the lecture is transmitted to the learner screen receiving unit 104 of the instructor assistant terminal 100.

Further, the attendance manager 414 may provide the learner screen receiving unit 104 of the instructor assistant terminal 100 with identification information regarding the learner's training position delivered from the learner training terminal 250.

The lecture progress processing unit 415 may transmit, to the learner auxiliary terminal 200, a demonstration image uploaded in advance to the lecture DB 403 according to a request of the lecture processing unit 154 of the lecturer lecture terminal 150. According to an exemplary embodiment, the lecture progress processor 415 may multicast the training demonstration image to all the learner assistant terminals 200 or unicast the individual learner assistant terminals 200.

The question processing unit 416 receives a question message input from the learner auxiliary terminal 200, an answer message input with respect to another student's question message, an answer message input with respect to the question message from the instructor auxiliary terminal 200, The received question / answer message may be stored in the lecture DB 403.

According to an embodiment, the question / answer message may be sent directly between the learner assistant terminals 200 or between the instructor assistant terminal 100 and the learner assistant terminal 200, and in another embodiment, the question / answer message Once received by the query processing unit 416 may be transmitted to the target auxiliary terminals (100, 200).

When the previous lecture processor 417 requests the previous lecture from the learner auxiliary terminal 200, the previous lecture processor 417 transmits a list of previously recorded training images to the learner auxiliary terminal 200 and the learner auxiliary terminal 200 by the learner. The selected training image, the handwritten data stored together, or the question / answer message may be transmitted to the learner auxiliary terminal 200.

3 is a flow chart illustrating a method of assisting a training steel according to an embodiment of the present invention.

Referring to FIG. 3, the method of assisting a practical lecture may start from the login procedure of step S31.

In step S31, the instructor logs in to the instructional lecture assistant system by connecting the lecture assistant server 400 through the classroom gateway 300 at the instructor assistant terminal 100 or the learner assistant terminal 200, respectively. do.

In step S32, when the learner assistant terminals 200 and the learner training terminals 250 access the lecture assistant server 400 through the classroom gateway 300, the learner assistant terminal 200 and The learner's presence or absence is determined based on the login information and the lesson plan information input to the learner's training terminal 250.

In step S33, when the learner training terminals 250 access the lecture assistant server 400 through the classroom gateway 300, the instructor assistant terminal 100 displays a thumbnail screen from the learner training terminal 250. In some embodiments, the training location identification information may be received together with the thumbnail screen.

In step S34, while the instructor initiates a hands-on lecture, the instructor lecture terminal 150 broadcasts a real-time training screen recording video in one subnetwork configured by the classroom gateway 300, or lectures. The training images stored in advance from the auxiliary server 400 are multicasted through the classroom gateway 300 to share the training images with the learner auxiliary terminals 200.

In step S35, the learner auxiliary terminal 200 receives the writing objects superimposed on the shared training image shared with the learner auxiliary terminal 200 during the training class, and receives the input writing objects and the writing objects for the training image. The writing data is stored in the lecture assistant server 400 in the same manner as the layer including the relative position.

In an optional step S36, when the learner wants to select a fellow learner to ask a question, the learner assistant terminal 200 receives and displays thumbnail screens of the learner training terminals 250 of other learners.

In step S37, the learner designates an instructor or another fellow learner to answer the question message input to the learner assistant terminal 200 or the answer message input by the instructor or fellow learner who received the question. The terminal 200 may display.

According to an embodiment, the question message or the answer message transmitted between the learner assistant terminal 200 and the instructor assistant terminal 100 may be transmitted through the question processor 416 of the lecture assistant server 400.

In step S38, the learner may query and view the previous training image, the writing data, or the question / answer message stored in the lecture assistant server 400 through the learner assistant terminal 200.

As described above, although the present invention has been described by way of limited embodiments and drawings, the present invention is not limited to the above-described embodiments, which can be variously modified and modified by those skilled in the art. Modifications are possible. Accordingly, the spirit of the present invention should be understood only in accordance with the following claims, and all of the equivalent or equivalent variations will fall within the scope of the present invention.

Further, the apparatus according to the present invention can be implemented as a computer-readable code on a computer-readable recording medium. A computer-readable recording medium includes all kinds of recording apparatuses in which data that can be read by a computer system is stored. Examples of the recording medium include a ROM, a RAM, an optical disk, a magnetic tape, a floppy disk, a hard disk, a nonvolatile memory, and the like, and a carrier wave (for example, transmission via the Internet). The computer readable recording medium can also be distributed over network coupled computer systems so that the computer readable code is stored and executed in a distributed fashion.

10 hands-on lecture assistance system
100 Instructor Auxiliary Terminal 150 Instructor Lecture Terminal
200 Learner Assistant 250 Learner Practice Terminal
300 classroom gateways 400 classroom secondary servers

Claims (18)

A teaching assistant server that stores and manages an instructor account, a student account, a lesson plan, a training video, a question / answer message in a database, and provides the retrieved data through a network according to a request;
By accessing the teaching assistant server according to the learner's operation, the student's account, the practice video, the question / answer message can be limitedly accessed, the practice video can be displayed, the question message to the instructor or another learner from the learner, or A learner auxiliary terminal capable of receiving an input message and displaying an answer message from an instructor or another learner; And
By accessing the teaching assistant server according to the instructor's operation, the teacher's account, the learner's account, the practice video, and the question / answer message can be accessed, and the question message sent from the learner's auxiliary terminal is displayed on the screen, and the answer message is sent from the instructor. Practical lecture assistant system that includes an instructor assistant terminal that can be input. The method of claim 1, wherein the instructor assistant terminal and the learner assistant terminal of the learner registered in the lecture are connected to the instructor assistant terminal and the learner assistant terminal at a designated lecture time according to the lesson plan. Practical lecture assistance system further comprising a classroom gateway constituting a wireless network. The method of claim 1, wherein the training lecture assistance system
The apparatus further includes a learner training terminal operable to learn the lecture contents according to the training image displayed on the learner auxiliary terminal.
The instructor assistant terminal is operable to assist in teaching the screen of at least one learner training terminal. The method of claim 1, wherein the training lecture assistance system
And an instructor lecture terminal operable to capture a work screen for a demonstration of a training according to an instructor's operation and output the captured image for sharing as a training video. The method of claim 4, wherein the instructor lecture terminal
The lecture-type lecture assistance system, characterized in that it operates to generate a training image in advance in accordance with the instructor's operation to the lecture assistant server. The method of claim 1, wherein the lecture assistant server is operative to store and manage handwritten data in a database,
The learner assistant terminal is operable to generate handwriting data including the handwriting objects input from the learner during the lecture and to store in the lecture assistant server. The hands-on lecture assisting system of claim 6, wherein the handwriting data includes handwriting objects input from a learner and relative positions and visual information of the handwriting objects with respect to the training image. The method of claim 6, wherein the learner auxiliary terminal
And training the supervised training images from the teaching assistant server and displaying the training images and the writing data selected by the learner. Instructor Assistant, which stores and manages instructor accounts, learner accounts, lesson plans, lab videos, question and answer messages in a database, and provides access to lecture assistant servers that provide retrieved data to at least one learner assistant terminal over the network on request. As a terminal,
A learner screen receiving unit operable to receive and display thumbnail screens of learner training terminals for which learners who are determined to be present by accessing the lecture assistant server receive training from the learner training terminals; And
And a question processing unit operable to display a question message inputted by the learner to the instructor through the learner auxiliary terminal, an answer message registered by the instructor with respect to the question message, or a question / answer message exchanged between learners. Learner assistant, learner account, lesson plan, practice video, question and answer messages can be stored in a database and managed as a database, and learners can access the lecture assistant server that provides retrieved data to the teacher assistant through the network.
A lecture processing unit configured to be selected by an instructor and received from the lecture assistant server or to display a training image received from the instructor's lecture terminal as a work screen directly executed by the instructor's lecture terminal on a display; And
A learner auxiliary terminal including a question processing unit that can receive a question message or an input message for an instructor or another learner from a learner, and display an answer message from an instructor or another learner. The method of claim 10, wherein the processing unit of the steel
Learner auxiliary terminal, characterized in that it is operable to generate handwriting data including handwriting objects input from the learner during the lecture and to store in the lecture assistant server. The method of claim 11,
And a previous lecture inquiry unit for retrieving previous training images from the lecture assistant server and displaying the training image and the writing data selected by the learner in a superimposed manner. The method of claim 10, wherein the question processing unit
Learner auxiliary terminal, characterized in that it is operable to receive and display thumbnail images of the work screen from learner training terminals of other peer learners. Instructor-led lectures using a lecture assistant server that stores and manages instructor accounts, learner accounts, lesson plans, lab videos, question / answer messages in a database, and provides retrieved data to instructor assistants or learner assistant terminals over a network. In the auxiliary method,
Sharing a training image in the learner assistant terminal from the lecture assistant server or an instructor lecture terminal; And
In the learner auxiliary terminal, a learner designates an instructor or another colleague learner, the question message or question received by the instructor auxiliary terminal inputted to the instructor auxiliary terminal or a peer learner inputted to his or her learner auxiliary terminal Practical instructional assistance method comprising displaying an answer message. The method according to claim 14,
And receiving and displaying thumbnail screens of learner training terminals of other learners in the learner assistant terminal, in order to select a fellow learner to ask a question to the learner. The method according to claim 14,
In the learner assistant terminal, the lecture assistant receives the writing objects superimposed on the shared training image shared by the learner assistant terminal, and provides writing data including the relative positions of the input writing objects and the writing objects with respect to the training image. Practical lecture assistance method further comprising the step of storing in the server. 18. The method of claim 16,
The learner assistance terminal further comprises the step of querying the previous training images from the lecture assistant server according to the learner's operation, and superimposed and displayed the training image and the handwriting data selected by the learner. Way. 18. A recording medium having recorded thereon a program for implementing a lecture assistance method according to any one of claims 14 to 17 on a computer.

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