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D
Digital Audio
Digital Audio is a sound signal that has been
converted into numerical values. Digital sound
can be transmitted through multiple channels.
Analog sound can only be transmitted through
two channels.
Disc menu
A screen display that allows election of images,
sounds, subtitles, multi-angles, etc., recorded
on a DVD.
DivX®
The DivX® codec is a patent-pending,
MPEG-4 based video compression technology
developed by DivX®, Inc. It can shrink the fi le
size of digital video and still maintain the high
visual quality.
Dolby Digital
A surround sound system developed by Dolby
Laboratories that contains up to six channels
of digital audio (front left and right, surround
left and right, center and subwoofer.)
J
JPEG
A very 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.
Files are recognized by their fi le extension
‘.jpg’ or ‘.jpeg.’
M
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. With the MP3 format, one CD-R or
CD-RW can contain about 10 times more
data than a regular CD.
13 Glossary
A
Analog audio
Sound that has not been turned into numbers.
Analog sound is available when you use the
AUDIO LEFT/RIGHT. These red and white
jacks send audio through two channels, the
left and right.
Aspect ratio
Aspect ratio refers to the length to height
ratio of TV screens. The ratio of a standard
TV is 4:3, while the ratio of a high-defi nition
or wide TV is 16:9. The letter box allows you
to enjoy a picture with a wider perspective on
a standard 4:3 screen.
AUDIO OUT sockets
Red and white sockets that send audio to
another system (TV, Stereo, etc).
B
Bit rate
Bit rate is the number of bits that are
conveyed or processed per unit of time. The
bit rate is usually measured in some multiple
of bits per second (kilobits per second: kbps).
The term bit rate is a synonym for data
transfer rate (or simply data rate).
C
Chapter
Chapter
Sections of a picture or a music piece on a
DVD that are smaller than titles. A title is
composed of several chapters. Each chapter is
assigned a chapter number that enables you to
locate a specifi c chapter.
English
EN
MCD170_98_Eng.indd Sec1:33MCD170_98_Eng.indd Sec1:33 12/18/2008 2:27:54 PM12/18/2008 2:27:54 PM