Appendix
Additional Information
Terms | the same as the Dolby Digital surround sound | |
AAC | system used in theaters. | |
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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 | |
standard used with MPEG 2 and MPEG 4. | width output channels from | |
Aspect ratio | sources. This new technology enables a dis- | |
crete | ||
This is the | ||
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 | ||
Wide screen displays have an aspect ratio of | ||
sources in addition to the movie mode. | ||
16:9, providing a bigger picture for exceptional | ||
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presence and atmosphere. | DTS | |
Bit rate | This stands for Digital Theater Systems. DTS is | |
a surround system delivering | ||
This expresses data volume per second, or bps | ||
audio from up to 6 independent channels. | ||
(bits per second) units. The higher the rate, | ||
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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 | ||
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chapters of a book. With DVD video discs fea- | EXIF (Exchangeable image file) | |
turing chapters, you can quickly find a desired | A file format developed by Fuji Photo Film for | |
scene with chapter search. | digital still cameras. Digital cameras from var- | |
DivX | ious manufacturers use this compressed file | |
format which carries date, time and thumbnail | ||
DivX is a popular media technology created by | ||
information, as well as the picture data. | ||
DivX, Inc. DivX media files contain highly com- | ||
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pressed video with high visual quality that | ID3 tag | |
maintains a relatively small file size. DivX files | This is a method of embedding | |
can also include advanced media features like | information in an MP3 file. This embedded in- | |
menus, subtitles, and alternate audio tracks. | formation can include the track title, the ar- | |
Many DivX media files are available for down- | tist’s name, the album title, the music genre, | |
load online, and you can create your own | the year of production, comments and other | |
using your personal content and | data. The contents can be freely edited using | |
tools from DivX.com. | software with ID3 Tag editing functions. | |
DivX Certified | Although the tags are restricted as to the num- | |
ber of characters, the information can be | ||
DivX Certified products are officially tested by | ||
viewed when the track is played back. | ||
the creators of DivX and guaranteed to play all | ||
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versions of DivX video, including DivX 6. |
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Dolby Digital |
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Dolby Digital provides |
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from up to 5.1 independent channels. This is |
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