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 Metadata
- (Sometimes known as Side
Information) - (1)
Information about the audio and/or video data
that’s included in the signal's data stream. It might be considered
data
about the data itself. Metadata can aid in providing
Interactivity. Also see Essence.
(2) Information
downloaded over a network such as the Internet that helps you sort
through and
selectively view/listen to just the preferred parts of your previously
recorded and stored broadcasts.
Ancillary Data – Underlying, subordinate, secondary or subservient data. It might, depending on the situation, be associated with Metadata. Essence Multichannel PRC (Programming-related Content) Underlying Content  |
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