Glossary
AAC
AAC is short for Advanced Audio Coding and
refers to an audio compression technology
standard used with MPEG-2 and MPEG-4.
Bit rate
This expresses data volume per second, or bps
units (bits per second). The higher the rate,
the more information is available to reproduce
the sound. Using the same encoding method
(such as MP3), the higher the rate, the better
the sound.
CD-DA
This stands for a general music CD (commer-
cial-release audio CD). In this manual, this
word is sometime used for a distinction be-
tween data CDs (which include compressed
audio files) and general music CDs.
Current location
The present location of your vehicle; your cur-
rent location is shown on the map by a red tri-
angle mark.
Destination
A location you choose as the end point of your
journey.
Favorites
A frequently visited location (such as your
workplace or a relative
’
s home) that you can
register to allow easy routing.
GPS
Global Positioning System. A network of satel-
lites that provides navigation signals for a vari-
ety of purposes.
Guidance mode
The mode in which guidance is given as you
drive to your destination; the system automati-
cally switches to this mode as soon as a route
has been set.
Guidance point
These are important landmarks along your
route, generally intersections. The next gui-
dance point along your route is indicated on
the map by the yellow flag icon.
Home location
Your registered home location.
ID3 tag
This is a method of embedding track-related
information in an MP3 file. This embedded in-
formation can include the track title, the ar-
tist
’
s name, the album title, the music genre,
the year of production, comments and other
data. The contents can be freely edited using
software with ID3 Tag editing functions.
Although the tags are restricted by the num-
ber of characters, the information can be
viewed when the track is played back.
ISO9660 format
This is the international standard for the for-
mat logic of DVD/CD-ROM folders and files.
For the ISO9660 format, there are regulations
for the following two levels:
Level 1:
The file name is in 8.3 format (the name con-
sists of up to 8 characters, half-byte English
capital letters, half-byte numerals and the
“
_
”
sign, with a file-extension of three characters).
Level 2:
The file name can have up to 31 characters (in-
cluding the separation mark
“
.
”
and a file ex-
tension). Each folder contains less than 8
hierarchies.
Extended formats
Joliet:
File names can have up to 64 characters.
Romeo:
File names can have up to 128 characters.
!
Level 1:
The file name is in 8.3 format (the name
consists of up to 8 characters, half-byte
English capital letters, half-byte numerals
and the
“
_
”
sign, with a file-extension of
three characters).
Appendix
En
133
Appendix
Appendix
