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Glossary
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
widescreens is 16:9.
AUDIO OUT Jacks: Jacks on the back of this
unit 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 this unit that send high-quality video to a TV
that has Component Video In jacks (R/G/B, Y/P
B/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 output jacks. These jacks send
audio through multiple channels, instead of just two
channels as analog does.
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.
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 level of
the software 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 only plays 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 this unit
that sends video to a TV.