User's Manual

30
8 Glossary 6.12 Programming Cable for ARINC Control Panel
I
IEC
International Electrotechnical
Committee
IF
Intermediate Frequency, mixes
frequencies up or down to other
frequencies.
ISO
International Standards Organisation
K
KBIT/S
Kilobits per seconds (1000 bits per
second).
L
LINEAR POWER AMPLIFIER
A linear power amplifier amplifies the
output signal of a modulator up to a
level of 1W (appr. 30 dBm).
M
MBIT/S
Megabits per second (1000000 bits
oer second).
MP@ML
Main Profile at Main Level is a part
of the MPEG-2 standards for storage
or transmission of video feeds of up
to 15 Mbit/s
MPEG
Motion Pictures Experts Group is a
standard organisation developing
video compression techniques.
N
NTSC
National Television Systems
Committee is an analogue television
standard mainly used in the USA
and Latin-American countries.
O
OFDM
Orthogonal Frequency Division
Multiplex is bandwidth efficient
modulation technique.
P
PAL
Phase Alternation Line is an
analogue television standard mainly
used in Europe.
PC
Personal Computer
PCM
Pulse Code Modulation is a
technique used to digitize analogue
signals.
Q
QAM
Quadrature Amplitude Modulation is
a modulation technique used to
transmit digital signals.
QPSK
Quadrature Phase Shift Keying is a
modulation technique used to
transmit digital signals..
R
RF
Radio Frequency
RGB
Red, Green, Blue are the primary
colours used in video applications.
RS-232
RS-232 is a serial bi-directional
asynchronous interface for wired
data transmission.