User manual

Nero Express Glossary • 157
MP3 Files (with the extension of .MP3)
The MP3 audio format has established itself as the most frequently used format
to transfer audio data via the internet. MP3 stands for MPEG-1 Audio Layer 3.
Using MP3, audio files can be reduced (or compressed) to a fraction of their
orginal size (factor 1:10), without diminishing the quality.
MPEG
An Acronym for Motion Picture Experts Group, it is a standard that was created
for highly compressed video such as SVCD and Video CD.
MPEG-1
Which is a part of the MPEG compression family has the highest compression
rate.
MPEG-2
There are very little differences between MPEG-1 and MPEG-2 with the
exception that MPEG-2 works better with televisions that are interlaced and is the
broadcast standard.
MPEG-3
This standard was created to define High Definition T.V.
MPEG-4
This standard is the next generation of MPEG-2 and is currently still in
development.
Master
After the creation of an image file, the actual process of CD production occurs. If
the CD is to be used for reproduction purposes, it is known as a master.
Mixed Mode-CD
Music and computer data are stored on one CD with this type of CD. The
computer data is generally located on track 1 and audio data is located in the
ensuing tracks.
Multi-Session-CD
A CD which is written in several sequential sessions is known as a multi-session
CD.
NTSC
NTSC is the standard for video and television in the United States and Japan.
Other parts of the world have another standard. NTSC has more frames per
second than PAL however. NTSC has less horizontal lines than PAL.