Philips 26PFL5522D/05 用户手册

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34       Glossary
DVI 
(Digital Visual Interface) : A digital interface 
standard created by the Digital Display Working 
Group (DDWG) to convert analog signals into 
digital signals to accommodate both analog and 
digital monitors.
RGB signals 
: These are the three video 
signals, Red Green Blue, which make up the 
picture. Using these signals improves picture 
quality.
S-VHS signals 
: These are 2 separate 
Y/C video signals from the S-VHS and Hi-8 
recording standards. The luminance signals Y 
(black and white) and chrominance signals C 
(colour) are recorded separately on the tape. 
This provides better picture quality than with 
standard video (VHS and 8 mm) where the Y/C 
signals are combined to provide only one video 
signal.
16:9 
: Refers to the ratio between the 
length and height of the screen. Wide screen 
televisions have a ratio of 16/9, conventional 
screen TV sets have a ratio of 4/3.
MHEG
 (Multimedia and Hypermedia 
information coding Expert Group) : provides 
standards for the coded representation of 
multimedia and hypermedia information objects 
that are interchanged among applications 
and services using a variety of media. The 
objects defi ne the structure of a multimedia 
hypermedia presentation.
HDMI 
(High-Defi nition Multimedia Interface) 
Provides an uncompressed, all digital audio/video 
interface between the TV and any HDMI-equipped 
audio/video component, such as set-top box, DVD 
player and A/V receiver. HDMI supports enhanced 
or high-defi nition video plus two-channel digital 
audio.
 
System 
: Television pictures are not broadcast in 
the same way in all countries. There are different 
standards: BG, DK, I, and LL’. The System setting 
(page 28) is used to select these different standards. 
This is not to be confused with PAL or SECAM 
colour coding. PAL is used in most countries in 
Europe, SECAM in France, Russia and most African 
countries. The United States and Japan use a 
different system called NTSC. 
MPEG
 (Moving Picture Experts Group) is 
the nickname given to a family of International 
Standards used for coding audio-visual 
information in a digital compressed format.