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English
Glossary
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.
Bit Rate: The amount of data used to hold a
given length of music; measured in kilobits per
second, or kbps. Or, the speed at which you
record. Generally, the higher the bit rate 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.
Disc menu: A screen display prepared for the
selection of images, sound, subtitles, multi-angles,
etc recorded on a DVD.
JPEG: 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, “MPE” is the abbreviation of
Motion Picture Experts Group 1 (or MPEG-1)
Audio Layer 3. Through the 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
software’s level is higher than the user-set level.
Region code: A system allowing discs to be
played only in preset regions. This unit will only
play discs that have compatible region codes. You
can find the region code of your unit from the
product label. Some discs are compatible with
more than one region (or ALL regions).
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.
pg018-pg035_DCD778_37-EngB 9/2/07, 18:5136