KR20220114953A - Method and apparatus for providing online lecture contents - Google Patents

Abstract

The present invention relates to a method and apparatus for providing online lecture content. According to an embodiment of the present invention, the method for providing online lecture content comprises: a step in which a control unit outputs a lecture streaming video including a lecturer's interaction with one or more user interfaces of a major lecture content extracted from a database on a lecture screen among the total screens of a display device; a step in which the control unit responds to a first user input on a learning content selection interface, and outputs a learning content related to the major lecture content on a learning content screen among the total screens while the lecture video is being played; and a step in which the control unit outputs a sub lecture content linked to the lecture streaming video on a sub learning content screen among the total screens. The present invention aims to provide a method and apparatus for providing online lecture content, which are capable of improving learning effect.

Description

Method and device for providing online lecture content {METHOD AND APPARATUS FOR PROVIDING ONLINE LECTURE CONTENTS}

The present disclosure relates to a method and apparatus for providing online lecture content, and more particularly, to a method and apparatus for providing online lecture content that can selectively display an instructor's lecture video and related learning and lecture content on a display of a user terminal.

The online lecture demand market in Korea has gradually increased since 2015, reaching about 4 trillion won in 2020. Recently, not only private education-related institutions, but also elementary, middle, and higher public education institutions have introduced a class method using online lecture contents.

On the other hand, general online lecture content generally includes a video in which an instructor gives a lecture using the learning content. However, in this case, there is a problem in that while the learner watches the online lecture video, learning materials necessary for understanding the lecture must be separately provided through a separate user terminal or book.

Meanwhile, the existing online lecture content providing method provides lecture content through a user interface having a predetermined format and size on a display of a user terminal. According to this method, the user or lecturer has the inconvenience of having to stop playing the online lecture content in progress or switch to a new user interface in order to refer to the desired learning material or review the related content while watching the online lecture content .

The present disclosure provides a method, an apparatus, and a computer program stored in a recording medium for providing online lecture content for solving the above problems.

The present disclosure may be implemented in a variety of ways, including a method, an apparatus, or a computer program stored in a readable storage medium.

According to an embodiment of the present disclosure, in a method for providing online lecture content, a lecture streaming image including an instructor's interaction with one or more user interfaces of main lecture content extracted from a database is displayed on the entire screen of the display device by the controller. outputting to the lecture screen, in response to the first user input to the learning content selection interface, by the controller, while the lecture video is being played, outputting, by the controller, learning content related to the main lecture content to the learning content screen among the entire screen , and outputting, by the controller, sub-learning content linked with the lecture streaming video to the auxiliary learning content screen of the entire screen.

According to an embodiment, the sub-learning content output on the auxiliary learning content screen may be output in synchronization with the lecture streaming image.

According to an embodiment, the method for providing online lecture content includes the steps of selecting at least a part of the learning content screen and receiving a second user input for dragging it in the direction of the lecture screen; in response to the second user input, the moving distance of the drag is Determining whether the distance is greater than or equal to a predetermined distance, and if it is determined that the moving distance of the drag is greater than or equal to the predetermined distance, removing the lecture screen from the entire screen and enlarging the learning content screen.

According to one embodiment, in the online lecture content providing method, if the moving distance of the drag is determined to be greater than or equal to a predetermined distance, removing the lecture screen from the entire screen and enlarging the learning content screen is executed, The method further includes outputting audio included in the lecture streaming video while outputting the learning content.

According to an embodiment, the method for providing online lecture content includes receiving a third user input for selecting at least a part of a lecture screen and dragging it in the direction of the learning content screen; in response to the third user input, learning content is displayed on the entire screen removing the screen, enlarging the lecture screen, selecting at least a part of the lecture screen and receiving a fourth user input for dragging in the direction of the auxiliary learning content screen, and in response to the fourth user input, from the entire screen The method further includes removing the auxiliary learning content screen and enlarging the lecture screen so that the area of the lecture screen is the same as the area of the entire screen.

According to an embodiment, the learning content includes learning content uploaded from a user to a server associated with online lecture content.

According to an embodiment, the method for providing online lecture content includes the steps of: receiving information of another user who is watching a lecture streaming video; in response to receiving information of another user, by the control unit, information of another user in the entire screen The method further includes the step of displaying on the friend display screen and sharing the learning content with other users in response to a user input to the friend display screen by the control unit.

According to an embodiment, the method further includes receiving an input from an instructor for one or more user interfaces of the main lecture content, and outputting at least a portion of the selected learning content according to the input of the instructor to a learning content screen.

According to an embodiment of the present disclosure, a computer program stored in a computer-readable recording medium may be provided to execute a method for providing online lecture content on a computer.

According to an embodiment of the present disclosure, an apparatus for providing online lecture content includes a database including main lecture content, learning content related to main lecture content, and sub lecture content; and at least one control unit, wherein the at least one control unit outputs a lecture streaming image including an instructor's interaction with one or more user interfaces of the main lecture content to the lecture screen among the entire screens of the display device, and learning In response to the first user input to the content selection interface, while the lecture video is being played, the learning content related to the main lecture content is output on the learning content screen among the entire screen, and the sub lecture content linked with the lecture streaming video is displayed on the full screen It can be output on the secondary learning content screen.

According to an embodiment of the present disclosure, a learner may be provided with a lecture video, learning content, and auxiliary learning content simultaneously or selectively on the display of the user terminal.

According to an embodiment of the present disclosure, the learner can not only view the lecture video through the display of the user terminal, but also select and learn lecture content suitable for his/her learning type, thereby enhancing the learning effect.

According to an embodiment of the present disclosure, a learner can easily and conveniently be provided through a user interface displayed on the display without having to separately download or store the learning content related to the lecture image reproduced through the display of the user terminal.

According to an embodiment of the present disclosure, a learner may watch a lecture image reproduced through the display of the user terminal and take notes related to the content of the lecture at the same time. In addition, when the learner re-views the lecture video later, the learner can read the previously written content and use it to review the lecture.

According to an embodiment of the present disclosure, when the lecture image provided through the display of the user terminal is a real-time streaming image, the learner is automatically provided with learning content suitable for the progress of the lecture without the need to directly control the user interface of the display. This can enhance the learning effect.

According to an embodiment of the present disclosure, a learner may separately store a document edited by himself/herself in the user terminal while watching a lecture video through the display of the user terminal and utilize it for learning.

According to an embodiment of the present disclosure, the learner may repeatedly watch a desired section of the learning content or lecture image output through the display of the user terminal, or watch it at a playback speed suitable for his/her learning level.

According to an embodiment of the present disclosure, when a lecture image or a moving image reproduced through the display of the user terminal is a moving picture related to a foreign language, the learner may perform foreign language dictation learning. Additionally or alternatively, the display device of the user terminal may output auxiliary learning content (eg, subtitles, a dictionary, etc.) associated with the video displayed on the lecture content screen on the auxiliary learning content screen. In this case, the auxiliary learning content may be synchronized with the video displayed on the lecture screen or the learning content screen.

According to an embodiment of the present disclosure, a user may share his/her learning content with other learners while watching a streaming lecture video, and may receive immediate feedback from a teacher.

1 illustrates an example in which a learner is provided with online lecture content through a display device according to an embodiment of the present disclosure.
2 is a block diagram of an online lecture content providing system according to an embodiment of the present disclosure.
3 is a diagram illustrating a configuration of a server of an online lecture service according to an embodiment of the present disclosure.
4 is a schematic block diagram of an apparatus for providing online lecture content according to an embodiment of the present disclosure.
5 is a schematic block diagram of an apparatus for generating and editing online lecture content according to an embodiment of the present disclosure.
6 illustrates an example of a method for providing online lecture content according to an embodiment of the present disclosure.
7 illustrates an example of a full screen of a display device on which online lecture content is displayed according to an embodiment of the present disclosure.
8 illustrates an example in which an e-book is displayed on a learning content screen according to an embodiment of the present disclosure.
9 illustrates an example in which a digital map is displayed on a learning content screen according to an embodiment of the present disclosure.
10 illustrates an example in which a document is displayed on a learning content screen according to an embodiment of the present disclosure.
11 illustrates an example in which a video is displayed on a learning content screen according to an embodiment of the present disclosure.
12 illustrates an example in which a photo is displayed on a learning content screen according to an embodiment of the present disclosure.
13 illustrates an example in which a cartoon is displayed on a learning content screen according to an embodiment of the present disclosure.
14 illustrates an example of an interrogation room interface according to an embodiment of the present disclosure.
15 illustrates an example of removing a lecture screen and enlarging a learning content screen according to an embodiment of the present disclosure.
16 illustrates an example of removing the learning content screen and/or the auxiliary learning content screen and enlarging the lecture screen according to an embodiment of the present disclosure.
17 illustrates an example of outputting information of another user who is watching a lecture video on a friend display screen according to an embodiment of the present disclosure.

Hereinafter, specific contents for carrying out the present disclosure will be described in detail with reference to the accompanying drawings. However, in the following description, if there is a risk of unnecessarily obscuring the gist of the present disclosure, detailed descriptions of well-known functions or configurations will be omitted.

In the accompanying drawings, identical or corresponding components are assigned the same reference numerals. In addition, in the description of the embodiments below, overlapping description of the same or corresponding components may be omitted. However, even if description regarding components is omitted, it is not intended that such components are not included in any embodiment.

Advantages and features of the disclosed embodiments, and methods of achieving them, will become apparent with reference to the embodiments described below in conjunction with the accompanying drawings. However, the present disclosure is not limited to the embodiments disclosed below, but may be implemented in various different forms, and only the present embodiments allow the present disclosure to be complete, and the present disclosure provides those skilled in the art with the scope of the invention. It is provided for complete information only.

Terms used in this specification will be briefly described, and the disclosed embodiments will be described in detail. The terms used in the present specification have been selected as currently widely used general terms as possible while considering the functions in the present disclosure, but these may vary depending on the intention or precedent of a person skilled in the art, the emergence of new technology, and the like. In addition, in a specific case, there is a term arbitrarily selected by the applicant, and in this case, the meaning will be described in detail in the description of the corresponding invention. Therefore, the terms used in the present disclosure should be defined based on the meaning of the term and the contents of the present disclosure, rather than the simple name of the term.

Expressions in the singular herein include plural expressions unless the context clearly dictates the singular. Also, the plural expression includes the singular expression unless the context clearly dictates the plural. In the entire specification, when a part includes a certain component, this means that other components may be further included, rather than excluding other components, unless otherwise stated.

In addition, the term 'module' or 'unit' used in the specification means a software or hardware component, and 'module' or 'unit' performs certain roles. However, 'module' or 'unit' is not meant to be limited to software or hardware. A 'module' or 'unit' may be configured to reside on an addressable storage medium or may be configured to reproduce one or more processors. Thus, as an example, a 'module' or 'unit' refers to components such as software components, object-oriented software components, class components, and task components, and processes, functions, and properties. , procedures, subroutines, segments of program code, drivers, firmware, microcode, circuitry, data, database, data structures, tables, arrays or at least one of variables. Components and 'modules' or 'units' are the functions provided within are combined into a smaller number of components and 'modules' or 'units' or additional components and 'modules' or 'units' can be further separated.

According to an embodiment of the present disclosure, a 'module' or a 'unit' may be implemented with a processor and a memory. 'Processor' should be construed broadly to include general purpose processors, central processing units (CPUs), microprocessors, digital signal processors (DSPs), controllers, microcontrollers, state machines, and the like. In some contexts, a 'processor' may refer to an application specific semiconductor (ASIC), a programmable logic device (PLD), a field programmable gate array (FPGA), or the like. 'Processor' refers to a combination of processing devices, such as, for example, a combination of a DSP and a microprocessor, a combination of a plurality of microprocessors, a combination of one or more microprocessors in combination with a DSP core, or any other such configurations. You may. Also, 'memory' should be construed broadly to include any electronic component capable of storing electronic information. 'Memory' means random access memory (RAM), read-only memory (ROM), non-volatile random access memory (NVRAM), programmable read-only memory (PROM), erase-programmable read-only memory (EPROM); may refer to various types of processor-readable media, such as electrically erasable PROM (EEPROM), flash memory, magnetic or optical data storage, registers, and the like. A memory is said to be in electronic communication with the processor if the processor is capable of reading information from and/or writing information to the memory. A memory integrated in the processor is in electronic communication with the processor.

1 illustrates an example in which a learner 100 uses an online lecture service using a user terminal 110 according to an embodiment of the present disclosure. As shown, the learner 100 may use the online lecture service through the user terminal 110 . The learner 100 may simultaneously check the lecture video and the learning content (or supplementary learning content) required to view the lecture video through the user interface 120 related to the online lecture service.

According to an embodiment, the learner 100 may be provided with a lecture video in which an instructor lectures using main lecture contents through the user terminal 110 . In this case, the lecture video may include a streaming video output through the user terminal 110 in real time as well as a pre-photographed video. Also, the lecture image may include lecture images stored in a database of a server (eg, a server of an online lecture service) associated with the user terminal 110 .

According to an embodiment, the learner 100 may receive learning content related to the lecturer's main lecture content through the user terminal 110 . That is, the learner 100 may be provided with the same/similar learning content as the lecture content used by the instructor in the lecture, and may perform notes, review, etc. related to the content learned through the lecture video using the learning content. have. Additionally, the learner 100 may be provided with auxiliary learning content related to a lecture video and/or learning content through the user terminal 110 . Here, the auxiliary learning content may include information for more specifically explaining the content learned through the lecture video and/or the learning content. For example, if the lecture video and/or learning content is related to one English reading comprehension fingerprint, the supplementary learning content is content that includes more specific explanations about vocabulary, example sentences, grammar, sentence structure, etc. related to the corresponding English reading comprehension fingerprint. may include. In addition, in this case, the reading comprehension fingerprint is displayed as it is in the lecture video and/or the learning content, and vocabulary, example sentences, grammar, sentence structure, etc. may be additionally displayed in the auxiliary learning content by a toggle function. With this configuration, the learner 100 can perform more in-depth/applied learning on one screen of the user terminal 110 by using the auxiliary learning content for the content learned through the lecture video and the learning content.

According to an embodiment, the learner 100 may enlarge, reduce, or remove at least one screen among screens on which the lecture video, learning content, and auxiliary learning content are output on the entire screen through the user terminal 110 . . For example, when the learner 100 wants to view only the lecture video of the instructor, learning content and auxiliary learning content through selection (eg, touch, click, etc.) and drag input on the user terminal 110 , etc. The screen on which is output can be removed and the screen on which the lecture video is output can be enlarged. For another example, when the learner 100 wants to use only the learning content, the screen on which the lecture image is outputted through selection and drag input on the user terminal 110 is removed, and the learning content and/or auxiliary learning content is removed. You can enlarge the screen on which is displayed. With this configuration, the learner 100 can enhance the learning effect by selecting and learning lecture content suitable for their learning type.

Additionally or alternatively, when the learner 100 removes the screen on which the lecture video is output through the user terminal 110 , only the audio included in the lecture video may be output by the user terminal 110 . For example, the learner 100 may remove a screen on which a lecture image is output through selection and drag input on the user terminal 110 and enlarge a screen on which learning content and/or auxiliary learning content are output. In this case, even if the lecture image is removed from the entire screen, the audio included in the lecture image may be output through the user terminal 110 or another output device of the user terminal.

2 is a block diagram of an online lecture content providing system according to an embodiment of the present disclosure. As shown, the online lecture content providing system includes a server 210 that provides an online lecture service, a plurality of online lecture content providing devices 230_1 , 230_2 , 230_3 , and an online lecture content creation and editing device 240 . can do. Server 210 may include one or more computing device(s) capable of providing online lecture services via network 220 . In one embodiment, server 210 is one or more server devices and/or databases capable of storing, providing, and executing computer executable programs (eg, downloadable applications) and data related to online teaching services, or cloud computing. It may include one or more distributed computing devices and/or distributed databases based on the service.

The server 210 may communicate with a plurality of online lecture content providing apparatuses (or a plurality of user terminals) 230_1 , 230_2 , and 230_3 and the online lecture content generating and editing apparatus 240 through the network 220 . The network 220 may be configured to enable communication between each of the plurality of online lecture content providing devices 230_1 , 230_2 , and 230_3 and the online lecture content generating and editing device 240 . Network 220 according to the installation environment, for example, Ethernet (Ethernet), wired home network (Power Line Communication), telephone line communication device and wired networks such as RS-serial communication, mobile communication network, WLAN (Wireless LAN), It may consist of a wireless network such as Wi-Fi, Bluetooth and ZigBee, or a combination thereof.

The server 210, media data input to the online lecture content creation and editing device 240 through a program for editing and generating online lecture content that operates in the online lecture content creation and editing device 240 (for example, , photo, video, audio, document, etc.) and/or may receive lecture content generated based on media data. Thereafter, the server 210 may store the received media data and/or lecture content and/or transmit it to the plurality of online lecture content providing devices 230_1 , 230_2 , and 230_3 connected to the network 220 . Specifically, the online lecture service provided by the server 210 is installed in each of the plurality of online lecture content providing devices 230_1 , 230_2 , 230_3 , 230_4 for providing online lecture content to a user through an application or a web browser application. (eg, learners).

Each of the plurality of online lecture content providing devices 230_1 , 230_2 , and 230_3 may be configured to support reproduction or display of online lecture content, and may include a display device capable of displaying the online lecture content. Each of the plurality of online lecture content providing devices 230_1, 230_2, 230_3 is a command signal received according to an input of a user (ie, a learner such as a student, a student, etc.) (eg, a command signal related to lecture content control) can be operated.

Although the mobile phone terminal 210_1, the tablet terminal 210_2, and the PC terminal 210_3 are illustrated as examples of the online lecture content providing apparatus in FIG. 2, the present invention is not limited thereto, and a plurality of online lecture content providing apparatuses 230_1, 230_2, 230_3 ) may be any computing device capable of wired and/or wireless communication and in which an application providing an online lecture service, a web browser application, etc. may be installed and executed. For example, a user terminal is a smartphone, a mobile phone, a navigation device, a computer, a notebook computer, a digital broadcasting terminal, a PDA (Personal Digital Assistants), a PMP (Portable Multimedia Player), a tablet PC, a game console (game console), a wearable device ( wearable devices), Internet of things (IoT) devices, virtual reality (VR) devices, augmented reality (AR) devices, and the like. In addition, in FIG. 2 , three user terminals 230_1 , 230_2 , and 230_3 are illustrated as communicating with the server 210 through the network 220 , but the present invention is not limited thereto, and a different number of terminals connect the network 220 . It may also be configured to communicate with the server 210 through. In addition, in FIG. 2 , the online lecture content creation and editing device 240 is illustrated as a single device, but is not limited thereto, and is capable of wired and/or wireless communication and provides an online lecture content creation and editing service; It may be composed of a plurality of computing devices on which a web browser application or the like may be installed and executed.

3 is a block diagram of a server 300 providing an online lecture service according to an embodiment of the present disclosure. As shown, the server 300 providing the online lecture service may include a database 310 , a communication unit 320 , and a control unit 330 . The database 310 may store media data or content used for creating and editing online lecture content. Specifically, the media data may include text, images, images, audio, etc. used for creating and editing lecture content. In addition, the media data may include main lecture content, sub lecture content, learning content, etc. generated based on at least one of text, image, video, and audio.

The server 300 may communicate with an external device (eg, an online lecture content providing device, an online lecture content generating and editing device, etc.) through the communication unit 320 . The communication unit 320 is configured to communicate with an external device such as an online lecture content creation and editing device through a network, and receives media content (eg, photo, video, audio, document, etc.) or lecture content stored in the external device. can do. Also, the communication unit 320 may transmit the received media content or lecture content to the online lecture content providing device. Here, the lecture content may include an online lecture image and learning content and/or auxiliary learning content related to the lecture image. The communication unit 320 is, for example, Ethernet (Ethernet), a wired home network (Power Line Communication), a wired network such as a telephone line communication device and RS-serial communication or WLAN (Wireless LAN), Bluetooth and Zigbee ( ZigBee), etc., may be configured by selecting at least some of various components capable of performing communication through a wireless network.

The controller 330 may control communication between the online lecture content providing device connected through a network and the lecture content generating and editing device. For example, the controller 330 receives a control signal from an external device (eg, an online lecture content providing device, a lecture content creation and editing device, etc.), and based on the received control signal, the lecture content database 310 Data stored in the device can be transferred to an external device. Also, the controller 330 may call data stored in the lecture content database 310 based on a control signal received from an external device, or store generated and/or edited data in the database 310 .

4 is a schematic block diagram of an apparatus 400 for providing online lecture content according to an embodiment of the present disclosure. As shown in FIG. 4 , the online lecture content providing apparatus 400 may include a communication unit 410 , a control unit 420 , a display device 430 , and a database 440 . Here, the controller 420 may include at least one processor and a memory.

The online lecture content providing device 400 may communicate with an external device (eg, a server providing an online lecture service or a lecture content creation and editing device) through the communication unit 410 . The communication unit 410 is configured to communicate with an external device such as a server that provides an online lecture service through a network, and receives lecture content generated in an external device such as a lecture content creation and editing device or lecture content stored in an external device. can Here, the lecture content may include main lecture content, learning content, and/or sub lecture content. Communication unit 410 according to the installation environment, for example, Ethernet (Ethernet), wired home network (Power Line Communication), a telephone line communication device and a wired network such as RS-serial communication or WLAN (Wireless LAN), Bluetooth and Zigbee ( ZigBee), etc., may be configured by selecting at least some of the components capable of executing communication through a wireless network.

The controller 420 may receive a control signal from an external device (eg, a server providing an online lecture service). In an embodiment, the controller 420 may control the database 440 based on the received control signal. For example, the controller 420 may store the media content or lecture content received from the external device in the database 440 based on the control signal. Also, the controller 420 may read or search for at least one of a plurality of lecture contents stored in the database 440 .

In addition, the control unit 420 receives a control signal from an input device (eg, keyboard, mouse, etc.) or an external device (eg, 240 in FIG. 2 ) connected to the online lecture content providing device 400 by wire/wireless. can receive In an embodiment, the controller 420 may control the display device 430 based on the received control signal. For example, the controller 420 may change/edit a screen or a user interface output to the display device 430 based on a signal input through the display device 420 and output the changed/edited user interface. Specifically, the controller 420 may enlarge/reduce a screen output to the display device 430 or move to another screen and output the screen based on a signal input from the display device 430 . Also, the controller 420 may output user input information (eg, notes of a learner or an instructor) input through a user interface output to the display device 430 .

The display device 430 may include, for example, a touch screen panel through which a user's touch input is possible. For example, the display apparatus 430 may receive a user input for controlling the user interface (enlargement, reduction, input, movement, etc.) and output a changed user interface according to the user input. As another example, the display device 430 may include an audio device to output audio included in lecture content (eg, main lecture content, learning content, sub lecture content, etc.).

The database 440 may store lecture content received from a server providing an online lecture service or an online lecture content creation and editing device. Also, the database 440 may store user input information (eg, notes of a learner or an instructor) received through the display device 430 . Also, the database 440 may store data related to all services provided through the online lecture service, such as attendance history, progress, and evaluation of online lecture contents.

5 is a schematic block diagram of an apparatus 500 for generating and editing online lecture content according to an embodiment of the present disclosure. As shown in FIG. 5 , the online lecture content creation and editing apparatus 500 may include a communication unit 510 , a control unit 520 , a display device 530 , and a database 540 . Here, the controller 520 may include at least one processor and a memory.

The online lecture content creation and editing apparatus 500 is an online lecture service providing server (eg, 210 in FIG. 2 ) or a plurality of online lecture content providing apparatuses (eg, 230_1 in FIG. 2 , through the communication unit 510 ) 230_2, 230_3) can communicate. The communication unit 510 may be configured to communicate with an external device such as an online lecture service providing server through a network and transmit the generated lecture content to the external device. The communication unit 510 may include, for example, Ethernet (Ethernet), a wired home network (Power Line Communication), a wired network such as a telephone line communication device and RS-serial communication, or WLAN (Wireless LAN), Bluetooth and Zigbee ( ZigBee), etc., may be configured by selecting at least some of the components capable of executing communication through a wireless network.

The controller 520 may receive a control signal from an input device (eg, keyboard, mouse, etc.) connected to the online lecture content creation and editing device 500 by wire or wirelessly. In an embodiment, the controller 520 reads media content (eg, video, image, audio, document, etc.) stored in the database 540 based on the received control signal to create/edit lecture content. can Also, the controller 520 may store the lecture content created/edited by using the media content again in the database 540 .

The display device 530 may output a user interface for online lecture content creation and editing based on a user input received through an input device connected to the online lecture content creation and editing device 500 . Also, the display device 530 may output lecture content generated based on a user input through a user interface for generating and editing online lecture content.

6 illustrates an example of a method 600 for providing online lecture content according to an embodiment of the present disclosure. The method 600 may be performed by at least one processor included in the control unit of the online content providing apparatus. As shown, the method 600 outputs, by the controller, the lecture streaming image including the instructor's interaction with one or more user interfaces of the main lecture content extracted from the database to the lecture screen among the entire screen of the display device. It may start with step S610.

After outputting the lecture streaming image, the display device, in response to the first user input to the learning material selection interface, by the controller, while the lecture image is played, the learning content related to the main lecture content is displayed on the learning content screen of the entire screen can be output to (S620). After outputting the learning content, the display device may output, by the controller, the sub-learning content linked with the lecture streaming image on the auxiliary learning content screen among the entire screen (S630). According to an exemplary embodiment, the sub-learning content output on the auxiliary learning content screen may be output in synchronization with the lecture streaming video.

7 illustrates an example of a full screen of a display device on which online lecture content is displayed according to an embodiment of the present disclosure. As shown, the entire screen of the online lecture content may include one or more of a lecture screen 710 , a learning content screen 720 , and a supplementary learning content screen 730 . Here, the lecture screen 710 is a screen on which a lecture image including the lecturer's interaction with one or more user interfaces of main lecture content extracted from a database (eg, a database of an online lecture content creation and editing device) is output. can be referred to.

According to an embodiment, the display device may output the selected learning content to the learning content screen 720 in response to a user input to the learning content selection interface 740 . In this case, the learning content may be matched in advance and stored in a database (eg, 440 of FIG. 4 ) so as to be associated with the lecture image being output on the lecture screen 710 . For example, when the display device outputs a lecture image related to the first topic on the lecture screen 710 , in response to a user input to the learning content selection interface 740 , learning content related to the first topic is displayed on the learning content screen may be output to 720 .

According to an embodiment, the display device may display a reproduction control interface 712 for controlling the lecture image output on the lecture screen 710 . The display device may adjust the playback position, playback speed, etc. of the lecture video through the learner's input to the playback control interface 712 . Additionally or alternatively, the playback control interface 712 may include an icon indicating a playback position of the lecture video. Here, the 'play position' refers to the user's or learner's learning stage (for example, a 'concept' centered learning stage of lecture content, a 'repetitive' learning stage, a 'word order' centered learning stage of language, a specific 'topic' It is possible to indicate the playback position of the lecture video according to the 'central learning stage). For example, if the playback position of the lecture video is a 'repeat lecture' part, 'concept', 'repeat', 'word order (topic 3)', 'topic 4' and 'topic' included in the playback control interface 712 . Among the interfaces of '5', the interfaces corresponding to the 'concept'-centered lecture contents that have been reproduced and the 'repeated' lecture contents currently being reproduced are of 'word order (Topic 3)', 'Topic 4' and 'Topic 5'. It may be displayed in a different color, a different shape, or a different size than the interface corresponding to the lecture content part. With such a configuration, the learner can easily grasp the playback position of the lecture image currently being viewed by the learner and the learning stage category of the lecture content.

8 illustrates an example in which an e-book is displayed on the learning content screen 820 according to an embodiment of the present disclosure. As illustrated, the display device may output an e-book related to the lecture image displayed on the lecture screen 810 on the learning content screen 820 . In this case, the e-book may include an EPUB (electronic publication) file such as a textbook or a book, or a scanned image. Also, the display device may output additional learning content related to the lecture image displayed on the lecture screen 810 on the auxiliary learning content screen 830 .

In an embodiment, in response to a learner's user input on the learning content screen 820 , the display device may turn pages of the e-book and enlarge or reduce the e-book. In addition, the display device may change the size, font, line spacing, and spacing of the e-book text in response to the learner's user input and display it. In addition, the display device may display a highlight or add a memo or the like on the text of the e-book in response to the learner's user input.

In an embodiment, the display device responds to a user input of selecting at least one word among the auxiliary learning content screen 830, and in response to an audio (eg, recorded instructor's voice, TTS) associated with at least a portion of the auxiliary learning content. base audio, etc.) can be output. For example, in response to a user's click of a left button of a mouse connected to the display apparatus, the display apparatus may output audio related to the first sentence and the following sentences in the auxiliary learning content screen 830 . In addition, when the user selects 'Taejang' by using the mouse, the display device starts from the position of the corresponding word of 'Do you guess one hit or two and quit', which is a sentence including 'Taejang' Related audio can be output. Additionally, the display apparatus may adjust the double speed of the audio being reproduced in response to a user input for a user input for adjusting the double speed (eg, an input of a direction key button + a shift key button of a keyboard). For example, in response to a user input for '→' among the direction keys along with the shift key on the keyboard, the display device may adjust the audio playback speed to twice the current playback speed. As another example, in response to a user input for '←' among the direction keys together with the shift key on the keyboard, the display device may adjust the audio playback speed to 0.5 times the current playback speed. In addition, in response to a user input for an up key or a down key among the direction keys of the keyboard, the display device may move sentence by sentence in sentences displayed on the auxiliary learning content screen 830 .

In an embodiment, the display device may output an audio reproduction pop-up window (not shown) for reproducing audio related to the auxiliary learning content. For example, the display device may output an audio playback pop-up window including a playback control interface (eg, 712 of FIG. 7 ). By this configuration, the user controls the audio of the lecture video output to the lecture screen 810 and the audio associated with the auxiliary learning content, respectively, to prevent the audio of the lecture image and the audio associated with the auxiliary learning content from overlapping. can

Additionally or alternatively, the display device may output a note interface (not shown) while pausing playback of audio in response to a user input. Here, the note interface may refer to an interface for receiving an image, text, etc. from a user through an input device (eg, a mouse, a keyboard, a stylus pen, etc.) connected to the display device wirelessly/wired. The display device may output/store handwriting or the like in the note interface according to a user input through the input device.

Additionally or alternatively, the display device or the online lecture content providing device may store an e-book with added highlights or memos displayed in response to the learner's user input by matching it with the learner's user account associated with the online lecture service. Then, the display device or the online lecture content providing device may transmit the stored e-book to an external device (eg, an e-book terminal wirelessly connected to the display device, etc.) connected by wire or wirelessly. With this configuration, when the learner re-views the lecture video later through the display device, at the same time, the previously written handwriting can be viewed and utilized for review through the corresponding display device or a separate external device.

9 illustrates an example in which a digital map is displayed on the learning content screen 920 according to an embodiment of the present disclosure. As shown, the display device may output a digital map associated with the lecture image displayed on the lecture screen 910 to the learning content screen 920 . Here, the digital map may refer to a map received from an external device that provides a map image (eg, a server of a map providing application).

According to an embodiment, the digital map may include lecture theme labels 922 , 924 , 926 tagged on a specific location of the digital map. Here, the lecture theme labels 922 , 924 , and 926 may refer to labels or indicators associated with the lecture topic of the lecture image displayed on the lecture screen 910 . For example, if the lecture video is a video of a Korean history lecture, and the first lecture theme label 922 is a label associated with 'Hansan Island Battle', the lecture theme label associated with 'Hansan Island Battle' may be tagged at the location of Hansan Island on the digital map. have.

According to one embodiment, the display device is associated with the lecture theme labels (922, 924, 926) in response to the learner's user input for the lecture theme labels (922, 924, 926) displayed on the learning content screen (920) The auxiliary learning content may be output to the auxiliary learning content screen 930 . For example, in response to an input to the learner for the second lecture theme label 924 associated with 'Imjin War', the display device may output supplementary explanatory text about 'Imjin War' on the auxiliary learning content screen 930. .

According to an embodiment, the display device may change and output the digital map to display the input specific geographic location in response to the learner's user input for the search interface 942 displayed on the learning content screen 920 . . For example, when 'Jollanam-do' is input by the learner on the search interface 942, the display device changes, enlarges/reduces, or moves the digital map to display 'Jollanam-do' on the learning content screen 920. can be printed out. As another example, if the digital map displays 'Jeju Island', in response to the learner's user input to the map conversion interface 944 (eg, street view), a street view map of 'Jeju Island' is output can do. Additionally, in response to a learner's user input to the map conversion interface 944 (eg, a map), the display device may convert the street view map back to a digital map and output it.

According to an embodiment, the display device or the device for providing online lecture content may receive an input of the instructor from an external device (eg, an online lecture service providing server, an online lecture content generating and editing device, etc.). The display device may change/edit the learning content (eg, a map, etc.) displayed on the learning content screen 920 based on the received input from the instructor and output it. For example, the display device may output a street view map associated with a geographic location displayed on the digital map based on an input of an instructor associated with the map conversion interface 944 . As another example, the display device may enlarge and output the map displayed on the learning content screen 920 based on the instructor's input for magnifying the digital map on the learning content screen 920 . As another example, the display device may change and output the digital map to display the specific geographic location input to the learning content screen 920 based on the instructor's input to the map location search interface 942 . With this configuration, the learner can check the learning content suitable for the lecture progress according to the instructor's input through the screen, without the need to directly control the learning content screen 920 .

In FIG. 9 , the display device receives the instructor's input for the digital map from an external device, and shows an example of controlling the learning content screen 920 based on the received instructor's input, but this configuration includes the learning content screen ( 920) may be applied in the same/similar manner even when e-books, documents, moving pictures, photos, cartoons, etc. are displayed.

10 illustrates an example in which a document is displayed on the learning content screen 1020 according to an embodiment of the present disclosure. As illustrated, the display device may output a document related to a lecture image displayed on the lecture screen 1010 on the learning content screen 1020 . Here, the document may refer to a document file (eg, a file having a data format such as docx, doc, hwp, txt, etc.) including subtitles, summaries, explanations, etc. associated with lecture images. Additionally, the document may refer to a document file into which a user may input subtitles, summaries, explanations, etc. related to lecture videos using an input device such as a keyboard.

According to an embodiment, in response to a learner's user input for editing a document displayed on the learning content screen 1020 , the display device may input or delete text included in the document and display it. For example, the learner may learn to write down text corresponding to the lecture image in a document displayed on the learning content screen 1020 while watching an English lecture video through the display device. With this configuration, the learner can simultaneously watch a lecture video and take notes on one screen of the display device without using a separate writing tool.

Additionally, the display device may store the corresponding document in a database (eg, 440 of FIG. 4 ) in response to a learner's user input for storing the document displayed on the learning content screen 1020 . In addition, the display device may store the document displayed on the auxiliary learning content screen 1040 in the database in response to the user input. With this configuration, the learner can separately store the document edited by himself or herself while watching the lecture video in his or her user terminal and utilize it for later learning.

11 illustrates an example in which a video is displayed on the learning content screen 1120 according to an embodiment of the present disclosure. As illustrated, the display device may output a video associated with the lecture image displayed on the lecture screen 1110 on the learning content screen 1120 . Here, the video may be a video associated with the lecture image displayed on the lecture screen 1110 . For example, the video may refer to the same video content as the main lecture content including the instructor's interaction with the user interface included in the lecture video.

According to an embodiment, the display device may control the learning content screen 1120 based on the instructor's interaction with the user interface included in the lecture image. For example, when the instructor performs an interaction to control the main lecture content through his/her terminal, a control signal generated based on the interaction is transmitted from the instructor's terminal to the learner's terminal (eg, online lecture content providing device) to control the learning content screen 1120 . With this configuration, when the lecture video is a streaming video output in real time, the learner can be provided with learning content that is automatically controlled without the need to perform a separate operation for controlling the learning content according to the lecture video.

According to an embodiment, when a video is output on the learning content screen 1120 , the display device may output a subtitle of the corresponding video on the auxiliary learning content screen 1130 . For example, when 'foreign news' is reproduced on the learning content screen 1120, the display device may output the subtitle of 'overseas news' on the auxiliary learning content screen. Additionally, the display device responds to the learner's user input for the dictation button interface 1140, at least one vocabulary (eg, 'related to', 'about', etc.) included in the auxiliary learning content screen 1130. can be blanked out. In this case, the display device may output the text input by using an input device such as a user's keyboard for the corresponding blank space. With this configuration, when the lecture video or video to be viewed is a video related to a foreign language, the learner may perform dictation learning for text (eg, subtitles) corresponding to the lecture video.

12 illustrates an example in which a picture is displayed on the learning content screen 1220 according to an embodiment of the present disclosure. As illustrated, the display device may output a picture related to the lecture image displayed on the lecture screen 1210 on the learning content screen 1220 . Additionally or alternatively, the display device may output auxiliary learning content (eg, subtitle, summary, explanation, etc.) associated with the lecture image displayed on the lecture screen 1210 on the auxiliary learning content screen 1230 .

According to an embodiment, in response to a user input of a learner on the learning content screen 1220 , the display device may convert a photo displayed on the learning content screen 1220 into another photo and output it. For example, when the number of photos displayed on the learning content screen 1220 is plural, in response to a user input of a learner for outputting the previous or next photo, the photo displayed on the learning content screen 1220 is moved to the previous or next You can convert it to a photo and print it out. With this configuration, the learner can easily move to a picture that matches the progress of the lecture image displayed on the lecture screen 1210 .

According to an embodiment, the photo displayed on the learning content screen 1220 may be displayed in synchronization with the lecture image displayed on the lecture screen 1210 . For example, when the number of photos displayed on the learning content screen 1220 is plural, the plurality of photos may be respectively displayed at a predetermined time point while the lecture video is being reproduced. With this configuration, the student can easily check the photos that match some sections of the lecture content without additional manipulation.

13 illustrates an example in which a cartoon is displayed on the learning content screen 1320 according to an embodiment of the present disclosure. As illustrated, the display device may output a cartoon related to the lecture image displayed on the lecture screen 1310 on the learning content screen 1320 . For example, when the lecture image is a lecture image related to English, a cartoon image for explaining the associated English word may be output on the learning content screen 1220 .

According to an embodiment, when a cartoon displayed on the learning content screen 1320 includes a plurality of images, the display device may display a user input (eg, user interfaces 1324 and 1322 for the learner's learning content screen 1320 ). ) in response to a user input), it is possible to output the previous/next cartoon image. Additionally or alternatively, if the cartoon displayed on the learning content screen 1320 includes a plurality of images, the cartoon displayed on the learning content screen 1320 may be displayed in synchronization with the lecture image displayed on the lecture screen 1310 . can

Additionally or alternatively, the display device may output the auxiliary learning content related to the cartoon displayed on the learning content screen 1320 to the auxiliary learning content screen 1330 . For example, if the cartoon displayed on the learning content screen 1320 is a cartoon image for explaining an English word, dictionary information of the corresponding English word on the auxiliary learning content screen 1330 (eg, the meaning of the word, example sentences) , synonyms, antonyms, phonetic symbols, etc.) can be output.

14 illustrates an example of an interrogation room interface according to an embodiment of the present disclosure. 14 illustrates a first operation step 1410 and a second operation step 1420 of the display device. The first operation step 1410 represents an example in which the learner selects the question button interface 1412 on the entire screen of the display device. With this configuration, the learner can directly upload questions to the My Question Room associated with the learner's user account while watching the lecture video.

In an embodiment, the display device may display a question input window 1414 in response to a learner's user input for the question button interface 1412 . The asking a question input window 1414 may display a question input by a learner. In addition, the display device may upload a question to a server (eg, a server of an online lecture providing service) in the asking a question input window 1414 by a learner in response to an input for the completion button 1416 .

The second operation step 1420 represents an example in which the questions 1422 and 1424 are uploaded to the My Question Room associated with the learner's user account in response to the learner's user input for the Done button 1416 . In an embodiment, the first question 1422 uploaded to the My Question Room may include a question input by a learner and an instructor's answer to the question. The display device may move to a web page screen (not shown) displaying the entire contents of the questions and answers included in the first question 1422 in response to the learner's user input for the first question 1422 . Additionally or alternatively, the second question 1424 uploaded to My Question Room may include the question entered by the learner and the progress of the answer to the question (eg, preparing an answer, writing an answer, etc.) have.

15 illustrates an example of removing the lecture screen 1510 and enlarging the learning content screen 1520 according to an embodiment of the present disclosure. As shown, the display device removes the lecture screen 1510 and removes the learning content screen 1520 in response to a user input of a learner who selects at least a part of the learning content screen 1520 and drags it in the direction of the lecture screen 1510 . ) can be enlarged. For example, when it is determined that the moving distance of the drag is equal to or greater than the predetermined distance, the display device may remove the lecture screen 1510 from the entire screen and enlarge the learning content screen 1520 .

Additionally, in response to a user input of a learner who selects at least a part of the learning content screen 1520 and drags the display device in the direction of the secondary learning content screen 1530, the display device removes the secondary learning content screen 1530 and removes the learning content screen ( 1520) can be enlarged. With this configuration, the learner can perform self-directed learning using only the learning content and/or the auxiliary learning content on the entire screen (eg, FIG. 2 ) of the display device.

Additionally or alternatively, the display device removes the lecture screen 1510 from the entire screen and enlarges the learning content screen 1520 in response to a user input for pausing the lecture image output to the lecture screen 1510 . can do. For example, when the user selects a pause icon in the playback interface (eg, 1112 in FIG. 11 ) included in the lecture screen 1510 , in response, the display device displays the lecture screen 1510 in the full screen. may be removed, and the learning content screen 1520 may be enlarged.

In an embodiment, the display device may output audio included in a lecture image displayed on the lecture screen 1510 even when the lecture screen 1510 is removed in response to a user input of a learner. For example, after removing the lecture screen 1510 from the full screen and enlarging the learning content screen 1520, the audio included in the lecture streaming video can be output while outputting the learning content on the learning content screen 1520. have. With this configuration, the learner can use the learning content and/or the auxiliary learning content while listening to only the audio of the lecture video. In addition, with this configuration, when the learning content is an e-book, the learner can learn to listen to the audio book.

16 illustrates an example in which the learning content screen 1620 and/or the auxiliary learning content screen 1630 is removed and the lecture screen 1610 is enlarged according to an embodiment of the present disclosure. As shown, the display device removes the learning content screen 1620 in response to a user input of a learner moving in the direction of the learning content screen 1620 by selecting at least a part of the lecture screen 1610 and removing the lecture screen 1610 . ) can be enlarged. For example, when it is determined that the moving distance of the drag is greater than or equal to the predetermined distance, the display device may remove the learning content screen 1620 from the entire screen and enlarge the lecture screen 1610 in the direction of the learning content screen 1620. .

Additionally, in response to a user input of a learner who selects at least a part of the lecture screen 1610 and drags it in the direction of the auxiliary learning content screen 1630 , the display device removes the auxiliary learning content screen 1630 , and the lecture screen 1610 . ) can be enlarged. For example, when it is determined that the moving distance of the drag is greater than or equal to the predetermined distance, the display device removes the auxiliary learning content screen 1630 from the entire screen, and enlarges the lecture screen so that the area of the lecture screen is the same as the area of the entire screen. can do. With this configuration, the learner watches only the lecture video on the entire screen of the display device, and when the learner learns using separate learning content (eg, textbook, workbook, etc.), unnecessary screens are removed and can focus

Additionally or alternatively, in response to a user input for pausing a video output to the learning content screen 1620, the display device removes the learning content screen 1620 from the entire screen, and enlarges the lecture screen 1610. can do. For example, when the user pauses the video output on the learning content screen 1620, in response, the display device removes the learning content screen 1620 from the entire screen, and enlarges the lecture screen 1610. can

17 illustrates an example of outputting information of another user who is watching a lecture video on the friend display screen 1710 according to an embodiment of the present disclosure. As shown, the friend display screen 1710 may include a plurality of square-shaped interfaces to display information of a plurality of other users who are viewing the lecture video.

In an embodiment, the display device or the online lecture content providing device may receive information of another user who is watching a lecture video from an external device (eg, an online lecture service providing server). In response to receiving the information of the other user, the display device may display the information of the other user on the friend display screen 1710 . For example, the display device may display an image captured by another user received from the other user in real time on the friend display screen. As another example, the display device may display other users' characters, IDs, nicknames, etc. on the friend display screen.

In an embodiment, the display device may receive a user input of a learner who selects and drags at least a part of the friend display screen 1710 . The display device may remove the friend display screen 1710 from the entire screen in response to the user input. In this case, the display device may output the removed friend display screen 1710 again in response to a user input for outputting the friend display screen 1710 .

In one embodiment, the display device outputs the learning content (eg, image, video, document, etc.) uploaded to the server associated with the online lecture content from the user on the learning content screen (eg, 720 in FIG. 7 ). can Additionally, in response to a user input on the lecture screen (eg, 710 in FIG. 7 ) and/or the friend display screen 1710 , the display device displays the learning content uploaded from the user to the lecturer and/or friend displayed on the lecture screen. It can be shared with other users displayed on the display screen 1710 . With this configuration, the user may share his/her learning content with other learners while watching the streaming lecture video, and may receive immediate feedback from the teacher.

In an embodiment, the display device may output a user interface (not shown) capable of transmitting a message, chatting, image, document, etc. to the selected friend in response to a user input on the friend display screen 1710 . For example, in response to a user input for selecting one friend from the friend display screen 1710 , the display device may output a message input interface (not shown) for transmitting a message to the corresponding friend. As another example, in response to a user input for selecting at least one friend from the friend display screen 1710 , the display device may output a chat room interface (not shown) for conversing with the corresponding friend(s). . With this configuration, the learner can transmit messages, conversations, etc. related to the lecture with friends who are watching the same lecture video as themselves, and can transmit learning materials related to the lecture video such as images and documents.

The above-described online lecture content providing method may be implemented as a computer-readable code on a computer-readable recording medium. The computer-readable recording medium includes all types of recording devices in which data readable by a computer system is stored. Examples of the computer-readable recording medium include ROM, RAM, CD-ROM, magnetic tape, floppy disk, and optical data storage device. In addition, the computer-readable recording medium is distributed in a computer system connected through a network, so that the computer-readable code can be stored and executed in a distributed manner. In addition, functional programs, codes, and code segments for implementing the above-described embodiments can be easily inferred by programmers in the art to which the present invention pertains.

The method, operation, or techniques of this disclosure may be implemented by various means. For example, these techniques may be implemented in hardware, firmware, software, or a combination thereof. Those of ordinary skill in the art will appreciate that the various illustrative logical blocks, modules, circuits, and algorithm steps described in connection with the disclosure herein may be implemented as electronic hardware, computer software, or combinations of both. To clearly illustrate this interchangeability of hardware and software, various illustrative components, blocks, modules, circuits, and steps have been described above generally in terms of their functionality. Whether such functionality is implemented as hardware or software depends upon the particular application and design requirements imposed on the overall system. Skilled artisans may implement the described functionality in varying ways for each particular application, but such implementations should not be interpreted as causing a departure from the scope of the present disclosure.

In a hardware implementation, the processing units used to perform the techniques include one or more ASICs, DSPs, digital signal processing devices (DSPDs), programmable logic devices (PLDs). ), field programmable gate arrays (FPGAs), processors, controllers, microcontrollers, microprocessors, electronic devices, other electronic units designed to perform the functions described in this disclosure. , a computer, or a combination thereof.

Accordingly, the various illustrative logic blocks, modules, and circuits described in connection with this disclosure are suitable for use in general purpose processors, DSPs, ASICs, FPGAs or other programmable logic devices, discrete gate or transistor logic, discrete hardware components, or the present disclosure. It may be implemented or performed in any combination of those designed to perform the functions described in A general purpose processor may be a microprocessor, but in the alternative, the processor may be any conventional processor, controller, microcontroller, or state machine. A processor may also be implemented as a combination of computing devices, eg, a combination of a DSP and a microprocessor, a plurality of microprocessors, one or more microprocessors in conjunction with a DSP core, or any other configuration.

In firmware and/or software implementations, the techniques include random access memory (RAM), read-only memory (ROM), non-volatile random access memory (NVRAM), PROM ( on computer-readable media such as programmable read-only memory), erasable programmable read-only memory (EPROM), electrically erasable PROM (EEPROM), flash memory, compact disc (CD), magnetic or optical data storage devices, etc. It may be implemented as stored instructions. The instructions may be executable by one or more processors, and may cause the processor(s) to perform certain aspects of the functionality described in this disclosure.

If implemented in software, the techniques may be stored on or transmitted over as one or more instructions or code on a computer-readable medium. Computer-readable media includes both computer storage media and communication media including any medium that facilitates transfer of a computer program from one place to another. Storage media may be any available media that can be accessed by a computer. By way of non-limiting example, such computer readable medium may contain RAM, ROM, EEPROM, CD-ROM or other optical disk storage, magnetic disk storage or other magnetic storage devices, or desired program code in the form of instructions or data structures. may include any other medium that can be used for transport or storage to a computer and can be accessed by a computer. Also, any connection is properly termed a computer-readable medium.

For example, if the software is transmitted from a website, server, or other remote source using coaxial cable, fiber optic cable, twisted pair, digital subscriber line (DSL), or wireless technologies such as infrared, wireless, and microwave, the coaxial cable , fiber optic cable, twisted pair, digital subscriber line, or wireless technologies such as infrared, radio, and microwave are included within the definition of medium. As used herein, disk and disk include CD, laser disk, optical disk, digital versatile disc (DVD), floppy disk, and Blu-ray disk, where disks are usually magnetic. Data is reproduced optically, while discs reproduce data optically using a laser. Combinations of the above should also be included within the scope of computer-readable media.

A software module may reside in RAM memory, flash memory, ROM memory, EPROM memory, EEPROM memory, registers, hard disk, a removable disk, a CD-ROM, or any other form of storage medium known in the art. An exemplary storage medium may be coupled to the processor such that the processor can read information from, or write information to, the storage medium. Alternatively, the storage medium may be integrated into the processor. The processor and storage medium may reside within the ASIC. The ASIC may exist in the user terminal. Alternatively, the processor and the storage medium may exist as separate components in the user terminal.

Although the embodiments described above have been described utilizing aspects of the presently disclosed subject matter in one or more standalone computer systems, the present disclosure is not limited thereto and may be implemented in connection with any computing environment, such as a network or distributed computing environment. . Still further, aspects of the subject matter in this disclosure may be implemented in a plurality of processing chips or devices, and storage may be similarly affected across the plurality of devices. Such devices may include PCs, network servers, and portable devices.

Although the present disclosure has been described in connection with some embodiments herein, various modifications and changes can be made without departing from the scope of the present disclosure that can be understood by those skilled in the art to which the present disclosure pertains. Further, such modifications and variations are intended to fall within the scope of the claims appended hereto.

learner 100
display device 110
Online Lecture Content 120

Claims (10)

In the online lecture content providing method,
outputting, by the controller, a lecture streaming image including an instructor's interaction with one or more user interfaces of the main lecture content extracted from the database to a lecture screen among the entire screens of the display device;
outputting, by the controller, in response to a first user input to the learning content selection interface, learning content related to the main lecture content on a learning content screen of the entire screen while the lecture video is being played; and
Outputting, by the control unit, sub-learning content linked with the lecture streaming video to a sub-learning content screen of the entire screen
A method comprising
According to claim 1,
The sub-learning content output to the auxiliary learning content screen is output in synchronization with the lecture streaming video, the method.
According to claim 1,
receiving a second user input for selecting at least a part of the learning content screen and dragging it in the direction of the lecture screen;
in response to the second user input, determining whether the moving distance of the drag is greater than or equal to a predetermined distance; and
When it is determined that the moving distance of the drag is equal to or greater than the predetermined distance, removing the lecture screen from the entire screen and enlarging the learning content screen
A method further comprising:
4. The method of claim 3,
If it is determined that the moving distance of the drag is greater than or equal to the predetermined distance, removing the lecture screen from the entire screen and enlarging the learning content screen is executed,
Outputting the audio included in the lecture streaming video while outputting the learning content to the learning content screen
A method further comprising:
According to claim 1,
receiving a third user input for selecting at least a part of the lecture screen and dragging it in the direction of the learning content screen;
removing the learning content screen from the entire screen in response to the third user input, and enlarging the lecture screen;
receiving a fourth user input for selecting at least a part of the lecture screen and dragging it in the direction of the auxiliary learning content screen; and
In response to the fourth user input, removing the auxiliary learning content screen from the full screen, and enlarging the lecture screen so that the area of the lecture screen is the same as the area of the entire screen
A method further comprising:
According to claim 1,
The method of claim 1, wherein the learning content includes learning content uploaded from a user to a server associated with online lecture content.
7. The method of claim 6,
Receiving information of other users who are watching the lecture streaming video;
displaying, by the controller, information of the other user on a friend display screen of the entire screen in response to receiving the information of the other user; and
sharing, by the controller, the learning content with the other user in response to a user input to the friend display screen;
A method further comprising:
According to claim 1,
receiving an instructor's input for one or more user interfaces of the subject lecture content; and
outputting at least a portion of the learning content selected according to the input of the instructor to the learning content screen
A method further comprising:
A computer program stored in a computer-readable recording medium for executing the method according to any one of claims 1 to 8 in a computer.
In the online lecture content providing device,
a database including main lecture contents, learning contents related to the main lecture contents, and sub lecture contents; and
at least one control unit;
The at least one control unit,
Outputs a lecture streaming image including the instructor's interaction with one or more user interfaces of the main lecture content on the lecture screen among the entire screen of the display device, and in response to a first user input to the learning content selection interface, the lecture While the video is being played, outputting the learning content related to the main lecture content to the learning content screen of the full screen, and outputting the sub lecture content linked with the lecture streaming video to the auxiliary learning content screen of the full screen,
Online lecture content providing device.

Images