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Active Class ¨C Interactive Distant Learning System(IDLS) |
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¡¾Brief Description¡¿
ActiveClass is the platform providing service of text, audio&video, courseware, electronic whiteboard and interactive broadcasting for teaching, operated on Internet, Intranet, based on DirectPC satellite network, campus network and local area network. The virtual classroom in ActiveClass breaks the limitation of time and space. By video&audio teachers and students in different places have real-time, interactive communication just as they are in the same class.
The system can not only supports all functions of current multimedia network classroom, but also strengthens the communication between teachers and students, and further extend the application rang to campus network, MAN(Metropolitan Area Network) and even Internet, without the limitation of broadband, areas and number.
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¡¾Function Features¡¿
- Supporting two-way video broadcasting, and up to four-way audio broadcasting.
- Application and Desktop Sharing
- Document Sharing, such as web, powerpoint, flash synchronizing and remarking
- Electronic whiteboard
- Text chat / Live Forum
- File distribution
- Online exam
- Support assistant teacher
- Recording & Playback
- Video file such as MPEG-1, MPEG-2, WMV, ASF, RM broadcasting
- Remote layout controlling
- Supporting any video device including DV, USB and Video Card
- Supporting TCP, UDP and Multicast
- Support Multi Classrooms
- Browser based management and logon classroom
- User Friendly Interface
¡¾Technology Features¡¿
- Supporting H.263+, MPEG-4 and H.264 video compression
- Supporting G723.1, G721 and G723 audio compression
- Supporting AEC, VAD, ANS, and AGC
- With FEC way, provide voice more continuous even lost of pack
- With previous and post image denoise way, video become more smoothly and consume less bandwidth
- Support 500 users and 20 classrooms on one server
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¡¾Active Meeting Requirement¡¿
Teacher terminal:
OS: Windows 2000/XP/2003, DirectX8.0 and above
Hardware requirements: P4 1.4G, 256M memory, sound card, earphone and
microphone, USB video camera (or video capture card+ AV output), hand-written
board(or touch screen, smart board)
Student Terminal:
OS: Windows 98 SE/ 2000/XP/2003, DirectX8.0 and above
Hardware requirements: PIII 800M, 128M memory, sound card, earphone and
microphone, USB video camera (selected)
Server£º
OS: Windows 2000 Advanced Server with IIS.
Hardware requirements: P4 1.4G, 256M memory, 100/1000M Ethernet Card.
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