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14. Glossary
APID
Audio Packet Identifier
BER
Bit Error Rate. Used as a measure of the digital signal quality
DVR
Digital video recorder
Electronic Program Guide (EPG
}
An EPG is the electronic version of a printed program guide
Forward Error Correction {FEC)
A system of error control for data transmission
Frequency
The number of cycles or events per one second, which is
expressed in the unit of Hertz (Hz)
FTA
Free To Air
kHz
kilohertz - The prefix kilo means thousand, i.e.1,000Hz
MHZ
Megahertz - The prefix mega means million,i.e.1,000,000Hz
MPEG
Moving Picture Experts Group. Established by the International
Standards Organization, which has and continues to develop
Standards for digital compressed moving pictures and
associated audio.
OSD
On Screen Display
Packet Identifier (PID)
A unique integer value used to identify elementary streams of
a program in a single or multi-program MPEG-2stream
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