Dream Property DM5600 - Manual (Page 88)

G L O S S A R Y
2 9 . G l o s s a r y
2 9 .G l o s s a ry 88
2 9 . G l o s s a ry
M I P S
Millions of Instructions Per Second. Measurement of millions of machine instructions carried
out per second. Wags say it stands for "Misleading Interpretation of Processor Speed". Also a
company of this name which produces processors and other chips (in RISC arch i t e c t u re ) .
M P E G 2
Data reduction method for picture and sound. In contrast to the analog method where 25 full
p i c t u res with all information are transmitted per second) the MPEG method only takes account
of the actual changes in the picture.
N Vo D
Near Video on Demand. The same film is transmitted on different channels at certain time
i n t e rva l s , s u ch as quarter hourly, half hourly or hourly.
O S D
On Screen Display. When operating the re c e i v e r, the functions are displayed as an on-scre e n
m e n u , blended into the television picture. The OSD of most satellite receivers offers va r i o u s
languages for its on-screen menu.
P C M C I A
A b b reviation for Personal Computer Memory Card International A s s o c i a t i o n , a standard .
P C R
P r o gram Clock Refere n c e. A time marker is set at least every 100 milliseconds for each signal
t ransported in the transport stre a m , in order to synchronise the system time of the decoder.
P I D
P a cked Identification. This means that individual packages received in the transport stre a m
must be indentified. The identification is a four- d i g i t - c o d e, s e p a rated by audio and video. T h u s ,
for ex a m p l e, ov e r-writing of SCPS signals is pre v e n t e d .
P P V
Pay per view. This allows subscribers to a bouquet to book individual films or other tra n s m i s s i-
o n s .