EN 57
English
Glossar
y
12 Glossary
Analogue sound
Sound that has not been converted into
numbers. Analogue sound varies, while digital
sound has speci
fi
c numerical values. These
sockets send audio through two channels, the
left and right.
Aspect ratio
The ratio of vertical and horizontal sizes of a
displayed image. The horizontal vs. vertical
ratio of conventional TVs. is 4:3, and that of
wide-screens is 16:9.
AUDIO OUT sockets
Red and white sockets that send audio to
another system (TV, Stereo, etc).
Chapter
Sections of a picture or a music piece on a
recording that are smaller than titles. A title is
composed of several chapters. Each chapter is
assigned a chapter number enabling you to
locate the chapter you want.
Component Video Out sockets:
Sockets that send high quality video to a TV
that has Component Video In sockets (R/G/B,
Y/Pb/Pr, etc).
DivX
The DivX code is a patent pending, MPEG-4
based video compression technology,
developed by DivX Inc., that can shrink digital
video to sizes small enough to be transported
over the internet, while maintaining high visual
quality.
Dolby Digital
A surround sound system developed by
Dolby Laboratories containing up to six
channels of digital audio (front left and right,
surround left and right, centre and
subwoofer).
JPEG
A common digital still picture format. A still-
picture data compression system proposed by
the Joint Photographic Expert Group, which
features small decrease in image quality in
spite of its high compression ratio.
MP3
A
fi
le format with a sound data compression
system. “MP3” is the abbreviation of Motion
Picture Experts Group 1 (or MPEG-1) Audio
Layer 3.
MPEG
Motion Picture Experts Group. A collection of
compression systems for digital audio and
video.
S-Video
Produces a clear picture by sending separate
signals for the luminance and the colour. You
can use S-Video only if your TV has an S-
Video In socket.
Title
The section of a movie or music feature on
the recording. Each title is assigned a title
number, enabling you to locate the title you
want.
VIDEO OUT socket
Yellow socket that sends the video display to
a TV.
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