Harmonic ProView 7000, User Manual

Page: 205 / 218

Glossary
Numerics
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C
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© 2012 Harmonic Inc. 205 ProView 7000 v.2.6, Rev. E
CC
Closed Captions or Continuity Counter. Readers are cautioned to avoid use of this abbreviation unless it
is clearly stated in context.
CEA
Consumer Electronics Association.
CEA-608
Line 21 Data Services.
CEA-708
Digital Television (DTV) Closed Captioning.
chroma
The color difference component of the video signal. Sometimes termed “chrominance.” See also
luma
.
closed captioning
The process of encoding, transmitting, decoding, and displaying program-related text typically on the
lower part of a monitor or television during broadcast. See
CEA-608
and
CEA-708
standards.
component
A portion of a signal or system.
Configuring
Defining the parameters of platform, input and output ports.
crosstalk
The interference of a signal from an adjacent signal.
Cue Tone
A sequence of audio tones (typically DTMF tones) used to prompt an action.
D
DB-9
A 9-pin connector used to connect communications and other electronic devices. It is commonly used
for
TIA-232
and similar interfaces.
dBm
Power ratio in decibels (dB) of the measured power referenced to one milliwatt.
DD
Dolby Digital. See
AC-3
.
decoder
A device that converts an compressed signal back to baseband video and audio.