WO2019172520A1 - Procédé et système d'enseignement vidéo en ligne interactif à l'aide de multiples dispositifs - Google Patents

Procédé et système d'enseignement vidéo en ligne interactif à l'aide de multiples dispositifs Download PDF

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Publication number
WO2019172520A1
WO2019172520A1 PCT/KR2019/000526 KR2019000526W WO2019172520A1 WO 2019172520 A1 WO2019172520 A1 WO 2019172520A1 KR 2019000526 W KR2019000526 W KR 2019000526W WO 2019172520 A1 WO2019172520 A1 WO 2019172520A1
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WIPO (PCT)
Prior art keywords
video
user
lecture
terminal
authentication
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PCT/KR2019/000526
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English (en)
Korean (ko)
Inventor
윤광제
정형석
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주식회사 곰앤컴퍼니
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Publication of WO2019172520A1 publication Critical patent/WO2019172520A1/fr

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    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L9/00—Cryptographic mechanisms or cryptographic arrangements for secret or secure communications; Network security protocols
    • H04L9/40—Network security protocols
    • G—PHYSICS
    • G06—COMPUTING; CALCULATING OR COUNTING
    • G06Q—INFORMATION AND COMMUNICATION TECHNOLOGY [ICT] SPECIALLY ADAPTED FOR ADMINISTRATIVE, COMMERCIAL, FINANCIAL, MANAGERIAL OR SUPERVISORY PURPOSES; SYSTEMS OR METHODS SPECIALLY ADAPTED FOR ADMINISTRATIVE, COMMERCIAL, FINANCIAL, MANAGERIAL OR SUPERVISORY PURPOSES, NOT OTHERWISE PROVIDED FOR
    • G06Q50/00—Information and communication technology [ICT] specially adapted for implementation of business processes of specific business sectors, e.g. utilities or tourism
    • G06Q50/10—Services
    • G06Q50/20—Education
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L63/00—Network architectures or network communication protocols for network security
    • H04L63/08—Network architectures or network communication protocols for network security for authentication of entities
    • H04L63/083—Network architectures or network communication protocols for network security for authentication of entities using passwords
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L63/00—Network architectures or network communication protocols for network security
    • H04L63/08—Network architectures or network communication protocols for network security for authentication of entities
    • H04L63/0876—Network architectures or network communication protocols for network security for authentication of entities based on the identity of the terminal or configuration, e.g. MAC address, hardware or software configuration or device fingerprint

Definitions

  • the present invention relates to an online video education system, and more particularly, it is possible to double-certify a user through a multi-device in an online video lecture or a real-time video lecture service, and to evaluate a student's achievement in real time,
  • the present invention relates to a method and system for interactive online video education using a multi-device capable of processing communication between students and submission of assignments in real time.
  • E-learning refers to an education method that is conducted in two directions without restriction of time and space by using information and communication technology such as the Internet, and may be referred to as a kind of image education using a computer.
  • online video training is a service provided by the instructor through the Internet after making or transmitting a video of the training scene conducted in the field or the studio in real time. It is widely used for employment, or for policy education that needs to be completed by law.
  • the 'Video lecture system and method' announced in the Korean Patent Office Patent Registration No. 10-0990338 is a user terminal to check whether the user is concentrating on the video when executing the video file in the user terminal.
  • To transmit and receive a predetermined signal, and during the execution of the video file to the user terminal to prevent the switching of the screen displayed on the user terminal to prevent other windows are activated to enhance the learning effect.
  • Patent Document 0001 KR 10-2009-0098931 A
  • Patent Document 0002 KR 10-0990338 B1
  • Patent Document 0003 KR 10-2017-0133203 A
  • the present invention has been proposed to solve the above problems, the object of the present invention is to authenticate the user through a multi-device in the online video lecture or real-time video lecture service online, and evaluate the achievement of the trainees in real time In addition, it provides a method and system for interactive education using multi devices in online video education that can handle communication between a lecturer and an educator and submission of assignments in real time.
  • the system of the present invention registers subscription information input from a first terminal of a user in a user database, and stores a first login authentication by the first terminal of the user and a user's personal identifier.
  • a video lecture means for stopping a video lecture by a terminal and submitting an assignment to a user's second terminal and receiving an answer and evaluating in real time;
  • a socket pool for managing sockets that can be allocated to user terminals;
  • the two-way online video education system is connected to the authentication means, and the user to register, perform a login authentication through the ID (ID) and password, the lecture viewing terminal for watching the video lecture after login, and various during the video lecture
  • At least one lecture data terminal for receiving and displaying lecture data, and a user's unique identifier such as a telephone number is stored, and if a PIN number is transmitted from the authentication means, the user's unique identifier along with the PIN number is secondary.
  • a control terminal for performing authentication and controlling the lecture viewing terminal or lecture data terminal with a message command may be further included.
  • the lecture viewing terminal or lecture data terminals of the user can be arranged in the circumferential direction around the user to implement a 360 ° screen.
  • the video education site server receives from the user at least one control terminal storing the login information and the user's unique identifier and the information of the at least one display terminal to the database Registering;
  • the user logs in to the display terminal, when the first education is successfully authenticated after the video education site server is authenticated with the first login, creating a message chat space of the corresponding user and providing an authentication number;
  • the video training site server pauses the lecture video of the display terminal, and transmits the task to the control terminal;
  • the video education site server evaluating the answer and selecting and providing a video lecture of the display
  • the online video training method may further include controlling, by the control terminal, a player of a display terminal by transmitting a message command to the message chat space.
  • the video training site server when another user requests a P2P lecture video, the video training site server provides P2P connection information to a user who is taking the same video to share the video lecture video being taken.
  • the online video education method is to evaluate the sharing traffic of a user who has allowed P2P sharing of the video lecture video and provide a reward according to the traffic volume to the user who has allowed the P2P sharing.
  • the display terminal is composed of a plurality of terminals, each display terminal is to play different content, can be divided into a display terminal for playing lecture video and a display terminal for playing lecture data.
  • the display terminal is arranged in four directions with respect to the user to implement a 360 ° screen, and the control terminal to implement a virtual reality by controlling the screen of each display terminal.
  • abnormalities frequently occurring in the course of various online video courses supported by the government or public institutions through double authentication through login authentication such as ID or password and personal terminal such as mobile phone and PIN number Completion of the course can be prevented, and a plurality of terminals can be used to provide lecture videos and supplementary lecture materials in different formats, and can increase learning efficiency through real-time task evaluation.
  • FIG. 1 is a block diagram of a bidirectional online video education system using a multi-device according to the present invention
  • FIG. 2 is a flowchart of an example of performing authentication and task evaluation using a multi-device according to the present invention
  • FIG. 3 is a flowchart of an example of performing a P2P service using a multi-device according to the present invention
  • FIG. 4 is a flowchart illustrating an example of simultaneously utilizing various contents using multiple devices according to the present invention.
  • FIG. 1 is a block diagram of an interactive online video education system using a multi-device according to the present invention.
  • the interactive online video education system using a multi-device includes a video education site 100 that provides a video lecture service through a communication network 102 of wired / wireless internet, and a video education site. It is composed of a plurality of users 200 that can access the 100 through at least two devices (devices) to take lectures in both directions through two-factor authentication and various types of content.
  • the video training site 100 includes a web socket and a web RTC llO that perform a protocol according to the HTML5 standard, and a recorded video lecture stored in the video database 122.
  • An authentication system 130 that performs secondary authentication based on the user's login authentication and user's personal terminal, a socket pool 112 for managing sockets that can be allocated to users, and a message chat space for each user.
  • the video lecture site 100 may be implemented by a general server computer such as a web server, a streaming server, an application server, a DB server, etc., and is equipped with various standard protocols of a hierarchical structure.
  • the user 200 accesses the authentication system 130 of the video education site, registers a member, and performs login authentication by inputting an ID and ID, and then logs in to view a first video 210.
  • a second terminal 210 for performing secondary authentication with the user's unique identifier together with the PIN if the user's unique identifier such as a telephone number is stored and the PIN is transmitted from the authentication system 130.
  • the N-th terminal 210-N for receiving and displaying lecture data in various manners during video lectures.
  • the first terminal 210-1 may be implemented as a desktop PC
  • the second terminal 210-2 as a smartphone
  • the N-th terminal 210 -N may be implemented as a laptop or other desktop computer.
  • the user's unique identifier is a user's mobile phone number or biometric information, and the like.
  • the user terminal that stores the user's unique identifier and can control other terminals is called a control terminal.
  • the present invention is based on HTML5 technology, and specific technologies used include Web Socket technology, Web Real-Time Communication (RTC) technology, Canvas, and video. I'm using a tag and an object.
  • Web socket technology sets up a communication message chat space individually through a system configured with a websocket server, and performs authentication between different terminals through separate authentication in the corresponding message chat space.
  • Message command can be delivered through Web or separate application connection.
  • the terminal receiving the message command performs the command directly to enable bidirectional communication and evaluation.
  • Web RTC is a technology that enables peer to peer (P2P) services between users connected through a web socket, and a participant who is watching one lecture video is trained with the same video. By sharing the lecture video through communication, you can reduce the traffic burden on the system that provides the actual lecture video.
  • P2P peer to peer
  • the peer can be an educator (lecturer) or lecturer, so that the online educator can identify the individual educated on the web socket.
  • Instructors can conduct individual interactive online lectures by asking and responding individually or by submitting assignments consisting of physical electronic files (such as electronic documents such as Word, Excel, or program file output).
  • one video lecture that is not physically divided in the evaluation of the recorded training video is provided to one terminal, and an evaluation item is unexpectedly given to a participant at a specific section or an unspecified time of the lecture image currently taken through another terminal. Can provide. At this time, if the learner does not immediately enter the correct answer for the assessment, it is possible to prevent the completion of the lecture by simply replaying the video while increasing the academic achievement by repeating the video section of the lecture.
  • FIG. 2 is a flow chart of an example of performing authentication and task evaluation using multiple devices in accordance with the present invention.
  • the user accesses the authentication system 130 of the video education site through the first terminal 210-1 and registers as a member (S101).
  • a member At least one personal terminal storing a unique identifier such as a mobile phone, etc. is registered as well as a user ID and password for logging in.
  • the authentication system 130 stores the information registered by the user in the user database 132 (S102).
  • the authentication system 130 performs the first login authentication with the registered ID and password and successfully logs in.
  • the message chat operating system 140 requests the user to create a message chat space (S103 ⁇ S105).
  • the message chat operating system 140 examines the socket pool 112 and allocates a web socket to the first terminal, generates a message chat space, and responds to completion (S106 to S109).
  • the authentication system 130 transmits the PIN number to the first terminal 210-1 and guides the access to the PIN number through the second terminal (S110).
  • the user accesses the video training site 100 through the second terminal 210-2 storing a unique identifier such as a phone number or biometric information and then inputs a PIN number (S111).
  • the second terminal 210-2 transmits the unique identifier information stored in the second terminal 210-2 together with the input PIN to the video training site 100, and the authentication system 130 of the video training site is the PIN. If the second authentication is successful by performing the second authentication with the number and the unique identifier information of the second terminal, the message chat operating system 140 requests the message chat registration of the second terminal 210-2 (S112 and S113). .
  • the message chat operating system 140 allocates a socket to the second terminal 210-2, registers the second terminal 210-2 in the message chat space, and verifies completion of generating the message chat space. ) And requests a video lecture for the corresponding user from the video lecture system 120 (S114 to S117).
  • the video lecture system 120 provides a video lecture to the user's first terminal 210-1, and the user watches the video lecture of the first terminal 210-1 (S118 and S119).
  • the video lecture of the first terminal 210-1 is paused and the guidance information such as the task information is provided, and the second terminal 210-2 is provided.
  • Project submission can be done in a variety of ways, including multiple choice, short answer, narrative, audio input, and document submission.
  • the video training site 100 evaluates the inputted answer and passes the next video lecture through the first terminal 210-1 when the answer is passed. And, if it does not pass, provides another video lecture of re-learning or lower level according to a predetermined rule (S122-S128).
  • the second terminal is authenticated through a second personal terminal different from the first terminal for viewing the lecture, and thus, abnormal attendance is prevented and the second terminal is different from the lecture viewing terminal.
  • learning efficiency can be improved through interactive learning.
  • the first terminal (210-1) can be arbitrarily changed the playback section of the video being reproduced to have a variety of services with one lecture video, According to the performance evaluation result, the player of the first terminal may continuously play the video other than the current playback video to evaluate the learning and achievement.
  • the second terminal 210-2 may be implemented as another program of the first terminal 210-1.
  • the lecturer configures one message chat space through one web socket, and the trainee who wants to take the lecture is a web socket.
  • the authentication number to participate in the message chat space (message chat) through a message chat (message chat) space can be accessed.
  • the lecturer can directly confirm the attendees who are currently connected to watch their lectures, and can authenticate attendance.
  • the lecturers play the lecture playback player through authentication at the first terminal 210-1 that is first accessed.
  • a player may be configured and identity verification may be performed using a PIN number and personal authentication information through the second terminal 210-2.
  • the personal authentication information may be a registered user number or telephone number or biometric information recorded in the terminal.
  • the necessary query during the lecture can be directly transmitted to the lecturer through the second terminal 210-2, and the lecturer commands a message to the individual trainee who made the query or to the entire trainee.
  • You can also send the document, and the electronic document such as Word or Excel related to the answer to the query can be delivered through the Web RTC.
  • the lecturer can inquire the instructor directly to submit the assignment before the lecture is completed, and the instructor can send the assignment directly to the instructor in the name of each individual instructor through the Web RTC.
  • the lecturer can collect the results of the task to verify the certification of each individual to all trainees or individuals, and can immediately react.
  • Web RTC which can submit assignments and share video, can secure stability by distributing network traffic required from the service provider side that provides one real-time live video. The same effect can be achieved without installing (Grid) software.
  • FIG. 3 is a flowchart of an example of performing a P2P service using a multi-device according to the present invention.
  • the user 200-1 accesses the video lecture system 120 of the video lecture site through the first terminal 210-1 to watch a video (S201).
  • the message chat operating system 140 searches for the same lecture participants and then connects to the corresponding learners. By providing the information, the corresponding learner can provide a video to other learners in a P2P manner (S202 to S205). After the viewing of the lecture video is completed, the user's terminal provides traffic information to the message chat operating system 140, and accordingly, the message chat operating system 140 calculates the traffic volume and rewards the user according to the traffic volume. It is possible to provide (S206, S207).
  • a peer-to-peer service between users through a web RTC enables a trainee to watch a lecture video and another peer-to-peer and a peer-to-peer who are trained in the same video. You can share lecture videos through communication.
  • FIG. 4 is a flowchart illustrating an example of simultaneously utilizing various contents using multiple devices according to the present invention.
  • the authentication system 130 when the user 200-1 accesses and logs in to the video lecture site 100 using the first display terminal 210-1, the authentication system 130 performs primary login authentication with a registered ID and password. And, if the login is successful, the message chat operating system 140 requests the user to create a message chat space (S301 ⁇ S303). Accordingly, the message chat operating system 140 allocates a web socket to the first display terminal 210-1 by examining the socket pool 112, generates a message chat space, and responds to completion (S304 ⁇ S306). . The authentication system 130 transmits a PIN number to the first display terminal 210-1 and guides access to the PIN number through the fifth control terminal (S307).
  • the user accesses the video training site 100 through the fifth control terminal 210-5 in which a unique identifier such as a telephone number is registered, and then inputs a PIN number (S308).
  • the fifth control terminal 210-5 transmits the unique identifier information stored in the fifth control terminal to the video training site 100 together with the input PIN number, and the authentication system 130 of the video training site transmits the PIN number and the first PIN information.
  • the message chat operating system 140 requests the registration of the fifth control terminal 210-5 (S309 to S310). Accordingly, the message chat operating system 140 allocates a socket to the fifth control terminal 210-5 and registers the fifth control terminal 210-5 in the message chat space (S311).
  • the second display terminal (210-2) to the fourth display terminal (210-4) does not have a unique identifier is stored in the PIN number authentication by entering a PIN number and if the PIN number authentication is successful, by assigning a socket
  • the display terminal is registered in the message chat space (S312 to S317).
  • the message chat operating system 140 requests the contents of the display terminals 210-1 to 210-4 of the corresponding user from the video lecture system 120 ( S318).
  • the video lecture system 120 provides the first content to the user's first terminal 210-1, the second content to the user's second terminal 210-2, and the user's third terminal.
  • the third content is provided to the third content
  • the fourth content is provided to the fourth terminal 210-4 of the user (S319 to S322).
  • the first to fourth contents are different contents, and various types of multimedia play are possible according to a combination thereof.
  • the first display terminal 210-1 may display a video lecture
  • the second display terminal 210-2 may display text or a graphic related to the contents of the lecture
  • the third display terminal 210-3 may be displayed.
  • the fourth display terminal 210-4 may display supplementary lecture data such as PPT.
  • the fifth control terminal 210-5 transmits a message command to another display terminal through the message chat space of the message chat operating system 140, and the message chat operating system 140 interprets the message command and directly sends the message command. Or by transmitting a message command to the corresponding display terminal to allow the corresponding display terminal to process the message command (S323, S324).
  • a message command such as 'STOP', 'PAUSE', 'MUTE', or 'PLAY' may be transmitted to each display terminal to control content reproduction of the corresponding display terminal.
  • the fifth control terminal may be used as a kind of controller or a remote controller by controlling the images reproduced on the four display terminals with the fifth control terminal 210-5.
  • the fifth control terminal 210-5 may receive an input signal of various methods such as a screen touch or a keyboard keyboard or a mouse and transmit the input signal to a message chat space, and the message chat operating system 140 may transmit the fifth control terminal.
  • the present invention uses various charts in movie watching, VR implementation, remote games, and remote lectures through various embodiments (eg, lecture data playback by the first terminal, lecturer lecture video playback by the second terminal, and third). Playback of reference data by the terminal).
  • Video Training Site 110 Web Sockets / Web RTC
  • socket pool 120 video lecture system

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Abstract

La présente invention concerne un procédé et un système d'enseignement vidéo en ligne interactif à l'aide de multiples dispositifs, capables de réaliser : la double authentification d'un utilisateur au moyen des multiples dispositifs dans un cours par vidéo en ligne ou un service de cours par vidéo en temps réel ; l'évaluation d'un apprentissage d'un étudiant en temps réel ; et la communication entre un maître de conférence et l'étudiant et la soumission du travail à domicile en temps réel.
PCT/KR2019/000526 2018-03-09 2019-01-14 Procédé et système d'enseignement vidéo en ligne interactif à l'aide de multiples dispositifs WO2019172520A1 (fr)

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KR10-2018-0028094 2018-03-09
KR1020180028094A KR102048866B1 (ko) 2018-03-09 2018-03-09 멀티 디바이스를 이용한 양방향 온라인 동영상 교육 방법 및 시스템

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CN113763761A (zh) * 2020-06-02 2021-12-07 重庆艾艺荷马教育科技股份有限公司 一种基于vr设备的电子视频美术教学设备

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CN112181345B (zh) * 2020-10-19 2023-01-31 深圳乐播科技有限公司 教学场景的同步投屏方法、装置、设备及存储介质

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