Harmonic ProView 7000 User Manual page 224

Glossary
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Numerics A B
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submap
For NMX, a submap includes the input transport, the output transport, and any transports that
you have created. Each of the transports is a submap in and of itself, and can be opened by
double-clicking the icon.
subnet mask
A subnet mask is a bit combination used to describe which part of an address refers to the
network or the subnet, and which part refers to the host or destination device.
subscriber
The end user of a broadcast system.
S-video
Separate video, also called Super-video. An analog video interface which consists of separate luma
(Y) and chroma (C) information
SVP
Secure Video Processor.
symbol rate
The encoded transmission rate in a modulated stream, expressed in Mbaud.
T
TCP
Transmission Control Protocol.
TD
Topology Discovery.
TDT
Time and Date Table. This DVB-SI table contains frequently updated information that relates to
the present time and date. See also
telecine
A device which scans film frames for conversion to video images. In high quality telecine
operations this is done frame-by-frame, with color and exposure correction to ensure high quality.
In lower quality operations this is done in real-time without corrections. The resulting video
images, due to frame rate conversion, may employ a "3:2" cadence of repeated frames. See
.
pulldown
teletext
An electronic communications system in which printed information is broadcast by television
signal to sets equipped with decoders.
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