VX8350 105
Acronyms andAbbreviations
DTMF D
ual-
T
one
M
ulti
F
requency
(or “touch-tone”) is a method
used to communicate keys
pressed on the phone.
Pressing a key generates
two simultaneous tones, one
for the row and one for the
column to determine which
key was pressed.
ERI E
nhanced
R
oaming
I
ndicator
is a feature to indicate
whether a mobile phone is on
its home system, a partner
network, or a roaming
network. Many phones
indicate home vs. roaming as
an icon, but ERI capable
phones can clearly indicate
third “partner network” status.
EVDO Ev
olution
D
ata
O
nly or
Evolution Data Optimized
(abbreviated as EVDO, EV-
DO, EvDO, 1xEV-DO or
1xEvDO) provides fast
wireless broadband access
(3G) anywhere, without
needing a WiFi hotspot.
GPS G
lobal
P
ositioning
S
ystem is
a system of satellites,
computers, and receivers
able to determine the latitude
and longitude of a specific
receiver on Earth. Position is
calculated using time and
distance.
IS 2000
Type of digital signaling. It's the
second generation of CDMA
digital cellular, an extension of
IS-95. Differences between
signaling types have to do with
pilot signal and links to provide
more traffic channels, and
control protocols.
NAM N
umber
A
ssignment
M
odule
is how the phone stores the
phone number and its
electronic serial number.
SSL S
ecure
S
ockets
L
ayer
Protocol used to encrypt data
sent over the air.
TTY T
ele
ty
pewriter. An
electromechanical typewriter
that either transmits or receives
messages coded in electrical
signals. A phone with TTY
support is able to translate
typed characters to voice or
translate voice into characters
to display on the TTY.
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