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Analog:
Sound that has not been turned into
numbers. Analog sound varies, while digital sound has
specific numerical values. These jacks 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 Jacks:
Jacks on the back of the DVD
System that send audio to another system (TV, Stereo,
etc.).
Bit Rate:
The amount of data used to hold a given
length of music; measured in kilobits per seconds, or
kbps. Or, the speed at which you record. Generally,
the higher the bit rate, or the higher the recording
speed, the better the sound quality. However, higher
bit rates use more space on a Disc.
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 enabling you to locate the chapter you want.
Component Video Out Jacks:
Jacks on the back of
the DVD System that send high-quality video to a TV
that has Component Video In jacks (R/G/B, Y/Pb/Pr,
etc.).
Disc menu:
A screen display prepared for allowing
selection of images, sounds, subtitles, multi-angles, etc
recorded on a DVD.
Digital:
Sound that has been converted into
numerical values. Digital sound is available when you
use the DIGITAL AUDIO OUT COAXIAL or
OPTICAL jacks. These jacks send audio through
multiple channels, instead of just two channels as
analog does.
DivX 3.11/4x/5x
: The DivX codec is a patent-
pending, MPEG-4 based video compression
technology, developed by DivXNetworks, 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, center and subwoofer).
DTS
:
Digital Theatre Systems. This is a surround
sound system, but it is different from Dolby Digital.
The formats were developed by different companies.
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.
MP3:
A file format with a sound data compression
system. “MP3” is the abbreviation of Motion Picture
Experts Group 1 (or MPEG-1) Audio Layer 3. By using
MP3 format. one CD-R or CD-RW can contain about
10 times as much data volume as a regular CD can.
Multichannel:
DVD is specified to have each sound
track constitute one sound field. Multichannel refers
to a structure of sound tracks having three or more
channels.
Parental Control:
A function of the DVD to limit
playback of the disc by the age of the users according
to the limitation level in each country. The limitation
varies from disc to disc; when it is activated, playback
will be prohibited if the software’s level is higher than
the user-set level.
PCM (Pulse Code Modulation):
A system for
converting analog sound signal to digital signal for
later processing, with no data compression used in
conversion.
Playback control (PBC):
Refers to the signal
recorded on video CDs or SVCDs for controlling
reproduction. By using menu screens recorded on a
Video CD or SVCD that supports PBC, you can enjoy
interactive-type software as well as software having a
search function.
Progressive Scan:
It displays all the horizontal lines
of a picture at one time, as a signal frame. This system
can convert the interlaced video from DVD into
progressive format for connection to a progressive
display. It dramatically increases the vertical
resolution.
Region code:
A system for allowing discs to be
played back only in the region designated beforehand.
This unit will only play discs that have compatible
region codes. You can find the region code of your
unit by looking on the product label. Some discs are
compatible with more than one region (or ALL
regions).
S-Video:
Produces a clear picture by sending
separate signals for the luminance and the color. You
can use S-Video only if your TV has S- video In jack.
Surround
: A system for creating realistic three-
dimensional sound fields full of realism by arranging
multiple speakers around the listener.
Title:
The longest section of a picture or music
feature on DVD, music, etc., in video software, or the
entire album in audio software. Each title is assigned a
title number enabling you to locate the title you want.
VIDEO OUT jack:
Jack on the back of the DVD
System that sends video to a TV.
Glossary
