188 DVD VIDEO DISC GLOSSARY
DVD video discs: Digital versatile Disc that
holds video. DVD video discs have adopted
“MPEG2”, one of the world standards of digi-
tal compression technologies. The picture
data is compressed by 1/40 on average and
stored. Variable rate encoded technology in
which the volume of data assigned to the pic-
ture is changed depending on the picture for-
mat has also been adopted. Audio data is
stored using PCM and Dolby digital, which
enables higher quality of sound. Further-
more, multi−angle and multi−language fea-
tures will also help you enjoy the more ad-
vanced technology of DVD video.
Viewer restrictions: This feature limits what
can be viewed in conformity with a level of re-
strictions of the country. The level of restric-
tions varies depending on the DVD video
disc. Some DVD video discs cannot be
played at all, or violent scenes are skipped or
replaced with other scenes.
Level 1: DVD video discs for children can be
played.
Level 2 − 7: DVD video discs for children and
G−rated movie can be played.
Level 8: All types of the DVD video discs can
be played.
Multi angle feature: You can enjoy the
same scene at different angles.Multi language feature: You can select a
language of the subtitle and audio.
Region codes: The region codes are pro-
vided on DVD players and DVD discs. If the
DVD video disc does not have the same re-
gion code as the DVD player, you cannot play
the disc on the DVD player. For region codes,
see page 187.
Audio: This DVD player can play liner PCM,
Dolby digital and MPEG audio format DVD.
Other decoded type cannot be played.
Title and chapter: Video and audio pro-
grams stored in DVD video disc are divided in
parts by title and chapter.
Title: The largest unit of the video and audio
programs stored on DVD video discs. Usual-
ly, one piece of movie, one album, or one au-
dio program is assigned as a title.
Chapter: The unit smaller than that of title. A
title comprises plural chapters.
Manufactured under license from Dolby
Laboratories. “Dolby”, “Pro Logic”, and
the double D symbol are trademarks of
Dolby Laboratories. Confidential unpub-
lished works.
1992 1997 Dolby Laboratories. All
rights reserved.“DTS” and “DTS Digital Surround” are
registered trademarks of Digital Theater
Systems, Inc.
