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VisuaLink 128/384 General Description
Technical Description
VisuaLink 128 and VisuaLink 384 employ the latest Codec (coder/
decoder) technology for digital video/audio applications. VisuaLink
employs echo cancelling and control system logic to enhance the
signal clarity and ease of use.
The diagram illustrates the main functional elements of VisuaLink.
VisuaLink Functional Block Diagram
The following sections provide a technical overview for each of these
elements.
Video
Interface
Audio
Interface
Echo
Canceller
H.320
Codec
Video Sources
&
Monitors
BRI Line
Network
Interface
System Control
Line
Interface
Audio Sources
&
Speaker
Infrared Remote Control, Serial Port,
Analog Telephone or
VoicePoint
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