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A Real-Time Interactive Shared System for Distance Learning
Xinyou Zhao, Yanru Zhong, Mitsuji Matsumoto
Presented by Xinyou Zhao
From Matsumoto Lab, GITS, Waseda University, Japan
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Background (Cont.)
Constant changes in technology Learners have no enough time staying at
classroom Technology of Computer & Communication Distance education system When separated with instructor by space
and/or time, learners staying far away can participate in a course on-line or off-line.
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Background (Cont.)
System Overview
Internet
Server
Client
Data Channel
Video Channel
Data
Channel
Video
channel
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Background Two main characteristics:
(1) seeing & hearing
(2) shared activity-
question-answer, e-board, documents, data interaction, BBS, etc
Interaction among participators (1) asynchronous information exchanging (2) synchronous information exchanging (3) collective discussion (4) collaborative environment
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Distance Learning System Model -System Model (Cont.)
Hi
Hi
Hi
Client 1Client 2
Server
Bye Bye
Bye
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Distance Learning System Model -transmission technology
Audio Technology Video Technology Data Transmission Technology Print Transmission Technology
data space
video space
audio space
Data communication Video communication Audio communication
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Distance Learning System Model -System Model (Cont.)
1. Audio Space 2. Data Space 3. Video Space 4. Control Center
1
23
4
Combine the audio, video & seminar system
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Real-Time Interactive Shared System (Cont.)
Control Subsystem Seminar Subsystem Audio Subsystem Video Subsystem
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Real-Time Interactive Shared System Prototype (Cont.)
Control Subsystem Seminar Subsystem Audio Subsystem Video Subsystem
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Real-Time Interactive Shared System Prototype (Cont.)
Control Subsystem Seminar Subsystem Audio Subsystem Video Subsystem
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Real-Time Interactive Shared System Prototype (Cont.)
Control Subsystem Seminar Subsystem Audio Subsystem Video Subsystem
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Real-Time Interactive Shared System Prototype (Cont.)
Control Subsystem Seminar Subsystem Audio Subsystem Video Subsystem
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Real-Time Interactive Shared System Prototype (Cont.)
Control Subsystem Seminar Subsystem Audio Subsystem Video Subsystem
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Video Separation of Instructor and Course
Real timeTeacher Teacher’s video
C1 C1Slide SlideC2 C1Slide SlideChanging
CommandsC2 C2Slide Slide
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Real-Time Interactive Shared System Prototype
Control Subsystem Seminar Subsystem Audio Subsystem Video Subsystem
Notice Board
Instructor Video
Course Video
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Benefits among Participators
Text Discussion Virtual Group Speech Discussion E-learning Tools Multi-Resource for Studying Improvement on Transmitting Performance E-board Using Discovering on Learners Interests
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Future Works
Shortcoming
Learners can’t use the e-board, the instructor can’t see the facial response of learners to his class, and so on.
Virtual classroom
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Thank you for your attention.
Any question?
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