Glossary of abbreviations, words and expressions
Abbreviations
AC-3 – multichannel digital audio system developed by the US company Dolby®.
ADC – analogue-to-digital converter (device converting an analogue voltage into a binary number).
AF – adaptation field (data field used to adapt the PES to transport packet length).
API – application programming interface (programming interface of middleware for its compatible applications; sometimes used to designate the middleware itself).
ASK – amplitude shift keying (digital amplitude modulation with two states).
ATSC – Advanced Television System Commitee (US digital terrestrial TV system supporting HDTV and using 8-VSB modulation).
AU – access unit (MPEG coded representation of a presentation unit: ...
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