Pioneer AVH-P4050DVD operation manual Terms, Additional Information

Appendix

Additional Information

Terms	the same as the Dolby Digital surround sound
AAC	system used in theaters.
AAC is short for Advanced Audio Coding and	Dolby Pro Logic II
refers to an audio compression technology	Dolby Pro Logic II can create five full-band-
standard used with MPEG 2 and MPEG 4.	width output channels from two-channel
Aspect ratio	sources. This new technology enables a dis-
	crete 5-channel playback with 2 front chan-
This is the width-to-height ratio of a TV screen.
	nels, 1 center channel, and 2 rear channels. A
A regular display has an aspect ratio of 4:3.
	music mode is also available for 2-channel
Wide screen displays have an aspect ratio of
	sources in addition to the movie mode.
16:9, providing a bigger picture for exceptional
presence and atmosphere.	DTS
Bit rate	This stands for Digital Theater Systems. DTS is
	a surround system delivering multi-channel
This expresses data volume per second, or bps
	audio from up to 6 independent channels.
(bits per second) units. The higher the rate,
the more information is available to reproduce	Dynamic range control
the sound. Using the same encoding method	Dolby Digital has a function for compressing
(such as MP3), the higher the rate, the better	the difference between the loudest and softest
the sound.	sounds: Dynamic range control. This control
Chapter	ensures sounds with an increased dynamic
	range are heard clearly even at low volume le-
DVD titles are in turn divided into chapters
	vels.
which are numbered in the same way as the
chapters of a book. With DVD video discs fea-	ID3 tag
turing chapters, you can quickly find a desired	This is a method of embedding track-related
scene with chapter search.	information in an MP3 file. This embedded in-
DivX	formation can include the track title, the ar-
	tist’s name, the album title, the music genre,
DivX is a popular media technology created by
	the year of production, comments and other
DivX, Inc. DivX media files contain highly com-
	data. The contents can be freely edited using
pressed video with high visual quality that
	software with ID3 Tag editing functions.
maintains a relatively small file size. DivX files
	Although the tags are restricted as to the num-
can also include advanced media features like
	ber of characters, the information can be
menus, subtitles, and alternate audio tracks.
	viewed when the track is played back.
Many DivX media files are available for down-
load online, and you can create your own	ISO9660 format
using your personal content and easy-to-use	This is the international standard for the for-
tools from DivX.com.	mat logic of CD-ROM folders and files. For the
DivX Certified	ISO9660 format, there are regulations for the
	following two levels.
DivX Certified products are officially tested by
	Level 1:
the creators of DivX and guaranteed to play all
	The file name is in 8.3 format (the name con-
versions of DivX video, including DivX 6.
	sists of up to 8 characters, half-byte English
Dolby Digital	capital letters and half-byte numerals and the
	“_” sign, with a file-extension of three charac-
Dolby Digital provides multi-channel audio
	ters).
from up to 5.1 independent channels. This is

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