Table of Contents
Videoconferencing A Scenic Tour of Current Technologies Geoff. Fayers G.J.Fayers@ic.ac.uk
Objectives
Range of VC Systems
A First Encounter
Technicalities: Hardware Components
Technicalities: Software Structure
Some Standards History
PPT Slide
A Tour of the Technologies
Audio Coding
Audio Compression -vat, rat
Video Compression: The Challenge
CIF and QCIF
The codec
Picture Generation and Quality
What H.261 and DCT Do
What H.261 & DCT Do Not
Other DCT factors
Consequences
H.261 vs. H.263
Video Compression: MBONE tools
vic : Features and Snags
T.120
More T.120
MBONE Answers to T.120
Clients, Gateways, ATM & Futures
H.323, Gateways and Security
The Leader In Quality Internet Video
Video Collaboration The 3-C’s
QoS
Conferencing
Caching & Casting
Products Now: Influencing Factors
Present Trends
Future Trends
Interoperability Issues
Technical Challenges
Consequences
Verification of Claims
VCAS, ALAVIT, SHRIMP
Capture Cards
Cameras & Microphones
System Selection Criteria
Hardware
Software
Networking
Applications
Recommendations
Some Questions
PPT Slide
The imux and BONDING
Promptus and Zydacron imuxes
Other NICs using MVIP
Another Example of BONDING
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