!
Level 2:
The file name can have up to 31 characters
(including the separation mark
“
.
”
and a file
extension). 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.
MP3
MP3 is short for MPEG Audio Layer 3. It is an
audio compression standard established by a
working group (MPEG) of the ISO (Interna-
tional Standards Organization). MP3 is able to
compress audio data to about 1/10th the size
of a conventional disc.
MPEG
This stands for Moving Pictures Experts
Group, and is an international video image
compression standard.
Multi-session
Multi-session is a recording method that al-
lows additional data to be recorded later.
When recording data on a CD-ROM, CD-R or
CD-RW, etc., all data from beginning to end is
treated as a single unit or session. Multi-ses-
sion is a method of recording more than 2 ses-
sions in one disc.
Packet write
This is a general term for a method of writing
individual files to a CD-R, etc. whenever re-
quired, just as is done with files on floppy or
hard disks.
Phone book
An address book on user
’
s phone is collec-
tively referred to as
“
Phone book
”
. Depending
on the cellular phone, the
“
Phone book
”
may
be called a name such as
“
Contacts
”
,
“
Busi-
ness card
”
or something else.
Point of Interest (POI)
Point Of Interest; any of a range of locations
stored in the data, such as railway stations,
shops, restaurants, and amusement parks.
Route setting
The process of determining the ideal route to a
specific location; route setting is done auto-
matically by the system when you specify a
destination.
Set route
The route marked out by the system to your
destination. It is highlighted in bright color on
the map.
Track log
Your navigation system logs routes that you al-
ready passed through if the track logger is ac-
tivated. This recorded route is called a
“
track
log
”
. It is handy when you want to check a
route traveled or if returning along a complex
route.
VBR
VBR is short for variable bit rate. Generally
speaking, CBR (constant bit rate) is more
widely used. But by flexibly adjusting the bit
rate according to the needs of audio compres-
sion, it is possible to achieve compression-
priority sound quality.
Voice guidance
The giving of directions by navigation voice
while in guidance.
Waypoint
A location that you choose to visit before your
destination; a journey can be built up from
multiple waypoints and the destination.
WMA
WMA is short for Windows Media
™
Audio
and refers to an audio compression technol-
ogy that is developed by Microsoft
Corporation.
Appendix
En
134
Appendix
