Table of Contents
Advertisement
Glossary
Chapter (page 33)
Sections of a picture or a nmsic feature that
are smaller than titles. A title is composed of
several chapters. Depending on the disc, no
chapters may be recorded.
Dolby Digital (pages 49 and 54)
Digital audio compression technology
developed by Dolby Laboratories.
This
technology conforms to 5.1 -channel
surround sound. The rear channel is stereo
and there is a discrete subwoofer channel in
this I_rmat. Dolby Digital provides the same
5.1 discrete channels of high quality digital
audio found in Dolby Digital cinema audio
systems. Good channel separation is realized
because all of the channel data are recorded
discretely and little deterioration is realized
because all channel data processing is digital.
Dolby Surround (Pro Logic) (page 49)
Audio signal processing technology that
Dolby Laboratories developed for surround
sound. When the input signal contains a
surround component, the Pro Logic process
outputs the I?ont, center and rear signals.
The rear channel is monaural.
DTS (page
54)
Digital
audio compression
technology
that
Digital
Theater
Systems,
Inc. developed.
This technology
conforms
to 5.1-channel
surround
sound.
The rear channel
is stereo
and there is a discrete
subwoofer
channel
in
this fommt.
DTS provides
the same 5.1
discrete
channels
of high quality
digital
audio.
Good channel
separation
is realized
because
all of the channel
data is recorded
discretely
and little deterioration
is realized
because
all
channel
data processing
is digital.
DVD (page
6)
A disc that contains
1.1pto 8 hours of movii_lg
pictures
even though
its diameter
is the same
as a CD.
The data capacity
of a single-layer
and
single-sided
DVD is 4.7 GB (Giga Byte),
which is 7 times that of a CD.
The data
capacity
of a double-layer
and single-sided
DVD is 8.5 GB, a single-layer
and double-
sided DVD is 9.4 GB, and double-layer
and
double-sided
DVD is 17GB.
The picture
data uses the MPEG
2 format,
one of the worldwide
standards
of digital
compression
technology.
The picture
data is
compressed
to about
1/40 (average)
of its
original
size.
The DVD also uses a variable
rate coding technology
that changes
the data
to be allocated
according
to the status of the
picture.
Audio
information
is recorded
in a
multi-channel
format,
such as Dolby Digital,
allowing
you to enjoy
a more real audio
presence.
Furthermore,
various
advanced
functions
such as the multi-angle,
nndtilingual,
and
Parental
Control
functions
are provided
with
the DVD.
DVD-RW
(page
6)
A DVD-RW
is a recordable
and rewritable
disc that is the same size as a DVD VIDEO.
The DVD-RW
has two different
modes:
VR
mode and Video mode.
DVD-RWs
created
in Video mode have the same format as a
DVD VIDEO,
while discs created
in VR
(Video
Recording)
mode allow
the contents
to be programmed
or edited.
DVD+RW
(page
6)
A DVD+RW
(plus RW) is a recordable
and
rewritable
disc.
DVD+RWs
use a recording
format that is comparable
to the DVD
VIDEO
format.
O
continued
Glossary
105
Advertisement
Table of Contents
